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SYLLABUS FOR DIPLOMA IN ELECTRICAL

1. SLNo Name of the Book Author Publisher 1 A Course in Electrical Katson Publishing House Power JBGupta New Delhi 2 Electric Power SL Uppal Khanna Publishers New Delhi A Textbook in Electric Dhanpat Rai amp Sons Delhi 3 Power Soni amp Gupta 4 Modern Electric Traction H Partab Dhanpat Rai amp Sons New Delhi Electrical Power Tata McGraw Hill 5 Distribution System AS Pabla Publishing Co New Delhi 6 Fundamentals of Electrical GK Bubey Narosa Publishing House Drives New Delhi 7 Utilization of Electric Power Nisa ane Tata McGraw Hill tere Publishing Co New Delhi 8 Electric Drives Ved m Subiamahia New Age International New Delhi Note i 12 13 14 15 16 17 18 19 20 DISTRIBUTION AND UTILIZATION MODEL QUESTION PAPER 1 Time 3 Hrs Max Marks 75 Part A Questions carry I mark each and answer for any 15 questions ii Part B questions carry 12 marks each and answer all questions by selecting either or OR PART A What is Indoor Substation Name the types of busbar arrangement List any two advantages of Ring busbar system Write the use of Instrument transformer in substation Give any two advantages of Electric drives What is multi motor drive What is continuous rating Give any two advantages of Electric braking Give any two requirements of Ideal traction system What are the methods of supplying power to electric
2. OOPs Reference Books SLNo Name of the Book Author Publisher 1 Programming in C Balagurusamy E Tata McGrow Hill Publishing with CD Company New Delhi 2 Object Oriented Balagurusamy E Tata McGrow Hill Publishing Programming with C Company New Delhi 3 Computer Programming in C Rajaraman V Prentice Hall of India P Ltd New Delhi C programming and OOPS Elective Theory II Model question I Time 3 Hrs Max Marks 75 Note Part A questions carry each 1 mark and answer any Fifteen questions Part B questions carry each 12 marks and answer all questions by selecting either a or b Part A Answer any 15 questions Define identifier What is Header file What are the types of looping statements Differentiate do while and while statements What is String Compare structure and Union What is macro substitution Compare get c and put c function Define inheritance Define object What is bitwise operator What is predefined function What is subscript Compare 1 Dimensional array and 2 Dimensional array What is union State the use of return statement What is pointer What is compiler controlled directive Define class Define polymorphism NO 00S ONS Pe PL Se B O N o e e e e e e ee SOHMNIDARWH PART B 16 a Explain the use of printf and scanf functions 12 OR b Write a C program to solve quadratic equation 12 17 a De
3. 1 b Prepare an Estimate for installing a 5 HP irrigation pump motor 23 a Discuss in detail the scope of Energy Audit OR b Explain the various factors involved in energy saving in induction motor 24 a Explain the ways to reduce Transformer Losses OR b Explain the various parameters to be specified and their significance while ordering for a cable 25 a Explain the aspects of Lighting System Designing OR b Explain the various parameters to be considered in evolving an energy efficient pumping system SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING M7 SCHEME Programme Name Diploma in Electrical and Electronics Engineering Course Code M7EE311 Term VI Term Course Title Power Electronics TEACHING AND SCHEME OF EXAMINATION COURSE amp COURSE INSTRUCTION EXAMINATION CODE Hours Hours Assessment Marks Week Term Internal End Total Power Electronics Assess exam M7EE311 ment 5 80 25 75 100 UNIT TOPIC TIME Hours I fy 14 Thyristor family trigger and commutation circuits II Phase controlled rectifiers 14 MT Choppers and Inverters 14 IV Control of DC Drives 13 V Control of AC Drives 13 Revision Test 12 Total 80 RATIONALE Developments in Electronics have their own impact in other fields of Engineering Today all the controls and drives for the electrical machines are forme
4. Equipment Materials required SI No Description Specification Qty 1 SPST Flush type switch 250 V 5A 15 Nos 2 Batten Lamp holder 10 Nos 3 Round block 20 Nos 4 Switch board 20cm x 15 cm 1 No 10cmx10cm 15Nos 5 M C B 250V 10 A 2 pole 2Nos 6 Push button switch 250 V SA 5 Nos 7 2 plate ceiling rose 250 V 5A 10 Nos 8 Electric bell 250 V SA 3 Nos 9 Single phase D P I C Main switch 250 V 16A 3 Nos 10 Single phase D O L Starter 250 V 10A 1 No 11 Three phase T P I C Main switch 500 V 30 A 2 Nos 12 Star delta starter 440 V 5 H P 1 No 13 E L C B 500 V 30 A 1 No 14 Single phase 2 wire watt hour meter 250 V 15A 50 hz 1 No 15 Cutout 16A 1 No 16 Single phase 4 way distribution Box 250 V 15A 1 No 17 Mercury vapour lamp with accessories 1 set 18 Sodium vapour lamp with accessories 1 set 19 Fluorescent tube light with electronic 40 W iset choke and holder 20 Neon tube lamp any sign 3 blocks 21 Two way flush type switch 250 V 5A 10 Nos 22 Wooden box 30 cm x 15 cm 1 No 23 PVC pipe 1 Required qty 24 Saddle clips 1 Required qty 2 5 sq mm 25 Coppor wire D Required qty 1 5 sq mm One way 26 1 junction box Two way Required qty Three way 27 Screws Required qty 28 Bare copper wire 2 5 sq mm Required qty 29 Lamps C F L or In
5. TRIAC SCR commutation circuits Class B amp Class D Single phase semi controlled bridge with R Load Single phase fully controlled bridge with RL Load Half wave controlled rectifier with R Load DC chopper control circuit using thyristor any one Construct and test the step up chopper PWM based step down DC chopper using MOSFET IGBT Single phase Single pulse Sinusoidal PWM inverter using MOSFET IGBT SMPS using MOSFET IGBT DC shunt motor speed control circuit open loop Open loop speed control of single phase AC motor Universal motor control circuit using TRIAC Open loop speed control of Single phase AC motor Single phase parallel inverter using MOSFET IGBT Single phase to single phase cyclo converter Scheme of Evaluation Maximum SI No Activity of the Candidate Marks to be awarded 1 3 15 Drawing Correct Diagram and writing Details of the Components Equipments Machines used 2 Making the correct circuit connections 15 3 Conducting the Experiment Following the correct procedure 25 Taking the appropriate readings Following the appropriate safety procedure 4 Tabulation of Readings Interpretation of Results 15 Graphical Representation if required 3 Viva voce Questions related to the given experiments a only Total Marks External 75 SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING M7 SCHEME M7EE410 EMBEDDED SYSTEM PRACTICAL ELECTIVE
6. 6 Street Light service having 12 lamp light fitting Il General Aspects of Energy Auditing Introduction Types of Energy Auditing Benefits of Energy Audit Requirements to conduct Energy Audit Methodology for Energy Audit Energy Audit Report Energy Conservation Building Code Squirrel Cage Motors Operation of Induction Motor Special Design feature for high efficiency motor Torque Speed Characteristics Operating parameters of motor Losses Measurement of efficiency Determination of energy saving determination of Load Assessment of economic feasibility choice of energy efficient motor Effect of variation of voltage on the performance of motor effect of load variations on efficiency and power factor unbalanced phase voltage insulation system 15 15 IV Transformers and Cables Transformers Introduction Transformer Losses Fixed Losses Load Losses Evaluation of Transformer Losses Case Studies reduction in Transformer Losses Energy Conservation Building Code mandatory requirements maximum allowable power transformer losses HT and LT Cabels Introduction Selection of Cable Construction Insulation inner sheath armouring outer sheath specifications Tests Installation Economics in selection of cables 13 15 Unit Name of the Topic Hours Marks Lighting and Pumping Systems Lighting Systems Colour Rendering
7. Energy saving lamps C F L and L E D lamps Energy saving consideration for fluorescent lamp 18 15 ELECTRIC HEATING AND WELDING Electric Heating Introduction Advantages of Electric heating modes of heat transfer classifiction of Electric Heating Power frequency electric heating Direct and Indirect resistance heating Infrared heating Arc heating High frequency Electric heating Induction heating Eddy current heating and Dielectric heating Electric furnaces Resistance furnace Requirements of Heating elements commonly usedheating element materials Resistance furnace for special purposes Temperature control of resistance furnace Arc furnace Direct and Indirect Arc furnace Temperature control of Arc furnace Reasons for employing low voltage and high current supply Induction furnace Direct and Indirect core type Induction fu rnace coreless Induction furnace Power supply for coreless Induction furnace Electric welding Introduction Types of Electric welding Requirements of good weld Preparation of work Resistance welding Butt welding Spot welding Seam welding Projection welding and Flash welding Arc welding Carbon Arc welding metal Arc welding Atomic hydrogen Arc welding Inert gas metal arc welding Comparision between Resistance and Arc welding Radiation welding Ultrasonic welding Electron beam welding LASER beam welding Electric welding equipments A C and D C 16 15 REFERENCE BOOKS
8. Madurai e Salem Which parts of India are experiencing frequent natural calamities such as a heavy rain fall b huge losses due to floods c severe cyclones Define basic wind speed What will be the peak wind speed in a Very high damage risk zone A b High damage risk zone c Low damage risk zone Specify the minimum distance from the Sea shore and minimum height above the mean sea level desirable for the location of buildings Explain how the topography of the site plays a role in the disasters caused by floods and cyclones Explain how the shape and orientation of buildings could reduce the damages due to cyclones What is a cyclone shelter When and where it is provided What are its requirements What Precautionary measures have to be taken by the authorities before opening a dam for discharging the excess water into a canal river What are the causes for fire accidents Specify the remedial measures to be taken in buildings to avoid fire accidents What is a fire escape in multistoried buildings What are its requirements How the imamates of a multistory building are to be evacuted in the event of a fire Chemical spill Toxic Air Situation Terrorist attack any one may be asked Describe different fire fighting arrangements to be provided in an Industry Explain the necessity of disaster warning systems in Industries Explain how rescue operations have to be carried out in the case of collapse of buildings
9. Two Dimensional Arrays Initializing One dimensional and Two Dimensional Arrays Multidimensional Arrays 14 15 Il Character String and Functions Character Strings Introduction declaring and initializing string variables Reading Strings Writing Strings Comparison of two Strings String handling functions User defined functions Functions Function declaration function definition function call passing arguments returning walues return statement Structures and Unions Structure definition Structure Initialization Arrays of Structures Structures within structures Unions IV Pointers and File Management Macro Substitution File Inclusion Compiler Controlled Directives Pointers Understanding Pointers Accessing the address of Variables Declaring and Initializing Pointers Accessing a variable through its pointer Pointer Expressions Pointer Increments Pointers and Arrays Pointer and character Strings Pointer and functions Pointers and Structures Vv Object oriented programming Introduction to OOPS Limitation of Procedural Languages Object Oriented approach Analogy Approach to Organization characteristics of Object Oriented Languages Objects Classes Inheritance Reusability Structure of C Programs Creating New Data types Polymorphism Inheritance and Overloading Simple Programs Application of
10. Unit Name of the Topic Hours Marks Traction motors and control Desirable characteristics of Traction motors Motors used for Traction purpose Methods of starting and speed control of D C Traction motors Rheostatic Control energy saving with plain rheostatic control series parallel control Energy saving with series parallel starting Shunt Transititon Bridge Transition Drum control contactor type bridge Transition controller Metadyne control multiple unit control Regenerative braking Recent trends in Electric Traction Magnetic Levitation MEGLEV Suspension systems IV ILLUMINATION Introduction Definition and units of different terms usedin illumination plane Angle Solids angle Light Luminous flux Luminous Intensity Luminous Efficacy candle power Lumen Illumination M S C P M H C P M H S C P Reduction factor Luminance glare Lamp efficiency Space height ratio Depreciation factor Utilization factor waste light factor Absorption factor Beam factor Reflection factor Requirements of good lighting system Laws of Illumination problems Types of lighting scheme Factors to be considered while designing lighting scheme Design of lighting Scheme Indoor and outdoor Problems Lighting systems Factory lighting Flood lighting Street lighting Sources of light Arc lamp Incandescent lamp Halogen Lamp Sodium vapour lamp High pressure mercury vapour lamp Fluorescent Tube Stroboscopic Effect
11. Vabbe sca BLDC motor speed control 220 Volt DC Source using Thyristor SCR Based Battery Charger MOSFET based charge controller for Solar Panel O p SN DY To develop 12 pulse converter and study all Output waveforms and find its first 10 Harmonics SIMULINK PSPICE INTERFACE BASED EXPERIMENTS 1 Create a MOSFET based Driver for stepper motor in ORCAD and use it in the Simulink Block to control the stepper motor 2 Design 2 types of firing circuit for Thyristor and use it in EXP 6 Scheme of Evaluation eer Maximum SI No Activity of the Candidate Marks 1 bye States 20 Circuit Diagram Manual Drawing 2 Development amp Simulation 3 i Print out 19 4 Viva 19 Total Marks External 75 SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING M7 SCHEME Programme Name Diploma in Electrical and Electronics Engineering Course Code M7EE317 Term VI Term Course Title POWER ELECTRONICS PRACTICAL TEACHING AND SCHEME OF EXAMINATION No of weeks per Term 16 Instruction Examination Course and course code Hours Hours a j Assessment Week Term assis pA Total Assessment Examination POWER ELECTRONICS PRACTICAL M7EE317 5 80 25 75 100 RATIONALE AC to DC conversion DC to AC inversion Voltage and Current controls Voltage to Frequency conversion with high voltage supplies became possible with the introduction of Power E
12. Virudhunagar Vellaichamy Nadar Polytechnic College sutonomow Affilated to Department of Technical Education Chennai 25 Virudhunagar 626 001 x Electric Heating Different methods x Electric furnaces and Temperature control x Electric welding and welding equipments Contents M7EE309 DISTRIBUTION AND UTILIZATION DETAILED SYLLABUS Theory Unit Name of the Topic Hours Marks DISTRIBUTION Substation Introduction Sub stations classification of sub stations Indoor and outdoor S S Gas insulated S S comparisons Layout 110 11KV Substation and 11K V 400V Distribution Substation substation equipments Busbar Types of busbar arrangement Advantages and Disadvantages Distribution Distribution system Requirements of a Distribution system parts of Distribution system Classification of Distribution systems comparison of different distribution systems A C and D C A C Distribution Types connection schemes of Distribution system A C Distribution calculations Calculation of voltage at load points on single phase distribution systems With concentrated load only Distribution fed at one end both ends and ring mains problems Three phase four wire Star connected unbalanced load circuit Problems consequence of Disconnection of Neutral in three phase four wire system illustration with an example 18 15 H UNIT Il INDUSTRIAL DRIVES Introduction Electric drive Advantages parts of Electric drives Tr
13. 75 100 AND ENERGY AUDITING M7EE310 TOPICS AND ALLOCATION OF TIME UNIT TOPIC TIME Hours I Systems of Internal Wiring Wire size Fuses Earthling and 14 Testing of installation I Domestic Commercial and Industrial Installation Estimate 13 General Aspects of Energy Auditing 15 ae Squirrel Cage Motors Transformers and Cables Iy 13 Vv Lighting and Pumping Systems 13 REVISION AND TEST 12 TOTAL 80 M7EE310 ELECTRICAL ESTIMATION AND ENERGY AUDITING DETAILED SYLLABUS Contents Theory Unit Name of the Topic Hours Marks Systems of Internal Wiring Wire size Fuses Shock Earthling and Testing of installation Conventional symbols for various wiring items accessories etc A brief study of important Indian Electricity Rules 1956 Internal wiring Wire size Fuses Shock Wiring systems Types of wiring points to be considered for selection of wiring comparison Looping back system and Joint box system and tree system Position of switches cutouts main switch board sub distribution boards Considerations for selecting wire size size of conductors cable used for Domestic installation Service connection Distributors Power rating of some important house holds electrical appliances selection of Fuses Earthing and Testing of Installation Necessity different methods pipe earthing and plate earthing materials required requirements of good earth electrode neutral wire difference
14. II Total No of Hours Week 25 Total No of Weeks Term 16 Total No of Hours Term 80 Scheme of Instruction and Examination Course amp Course Instruction Examination code Assessment Marks Embedded Systems Hours Hours Internal End Tota Practical Elective II Week Term Assessme examinatio 1 M7EE410 nt n ALLOCATION OF MARKS PROGRAM WRITING 35 MARKS DEBUGGING AND EXECUTION 30 MARKS RESULT 5 MARKS VIVA VOICE 5 MARKS TOTAL 75 MARKS LIST OF EXPERIMENTS 1 Write Simple Assembly Programs for a Addition b Subtraction b Multiplication d Division 2 Write Programs for a Bit Digital Output LED Interface b 8 Bit Digital Inputs Switch Interface 3 Write Programs for a 4 x 4 Matrix Keypad Interface b Buzzer Interface c Relay Interface Write a Program for character based LCD Interface Write a Program for Analog to Digital Conversion On chip ADC 6 Write Programs for I2C Device Interface a Serial EEPROM b Seven Segment LED Display Interface c Real Time Clock he Interfacing With Temperature Sensor 8 Stepper Motor Interface Hands on Exercise Based on RTOS ae 9 To Study and Implement Multitasking Write a Simple Program with Two Separate LED Blinking Tasks 10 Study and Implement Priority Scheduling and OS Time Delay Functions by writing 3 47 Page different UART Transmitting Tasks 11 Implement OS Real Time Multitasking by writing a multitaskin
15. RTOS Task Multitasking Context Switching Task States Kernel Non Preemptive Kernel Preemptive Kernel Scheduler Scheduling Algorithm Task Priority static and Dynamic Mutual Exclusion Semaphores Inter Task Communication Message Mail Boxes Message Queues V uC OS II RTOS Introduction Features of C OS I Requirements of uC OS HI Support Devices for uC OS II File Structure in wC OS II Functions of Task Memory Time Message Queue Message Mail Box Mutual Exclusion Semaphore Management files and Core file Initializing and Starting of wC OS II Creating a Task Deleting a Task Implementation of Scheduling in pC OS II REFERENCE BOOKS 1 Embedded Systems Architecture Tammy Noergaard 2 ARM System Developer s Guide Andrew N Sloss 3 ARM Architecture Reference Manual David Seal 4 ARM System on Chip Architecture 2 Edition by Steve Furber 5 uC OS II The Real Time Kernel Jean J Labrosse 6 Real Time Concepts for Embedded Systems by Qing Li and Caroline Yao 7 Embedded Real Time Systems Concepts Design and Programming by Dr K V K K Prasad 8 LPC 2148 User Manual Embedded Systems Model question paper I Time 3 Hrs Max Marks 75 Note Part A questions carry each 1 mark and answer any Fifteen questions Part B questions carry each 12 marks and answer
16. Rajiv Shankar Viva Books Electrical Utilities First 2010 ENERGY AMLAN PHI Learning Pvt Ltd ENGINEERING AND CHAKRABARTI MANAGEMENT Second Printing 2011 ELECTRICAL ESTIMATION AND ENERGY AUDITING Model question paper I Time 3 Hrs Max Marks 75 Note Part A questions carry each 1 mark and answer any Fifteen questions Part B questions carry each 12 marks and answer all questions by selecting either a or b Part A 1 What are the various types of wiring used in wiring installation Explain any one briefly 2 What are the factors to be considered while determining the size of conductors 3 State the difference between Neutral and Earth wires 4 Describe the method of plate earthing 5 What is meant by testing of installation Explain any one of the testing 6 Explain the points to be remembered while providing earth 7 Write a note on guidelines for installation of switches lights amp fans 8 Differentiate between Domestic and Industrial consumers 9 What is Energy Audit 10 What are the different types of Energy Audit 11 What are the points covered in an Energy Audit Report 12 Classify the Loads for induction motors in the industries with examples 13 What are the various losses in Transformer 14 What are the aspects to be considered in selection of the Cables 15 Differentiate between Power cables and Control Cables 16 What are the different test
17. Since 1985 the ARM architecture has become the most pervasive 32 bit architecture in the world ARM processors are embedded in products ranging from cell mobile phones to automotive braking systems A worldwide community of ARM partners and third party vendors has developed among semiconductor and product design companies including hardware engineers system designers and software developers This course has been to describe the operation of the ARM core from a product developer s perspective with a clear emphasis on its architecture by assuming no previous ARM experience OBJECTIVES e On successful completion of the course the students must be able to e Distinguish between CISC and RISC architecture e Understand the ARM design philosophy e Explain the ARM architecture and the pipeline structure e Describe the little and big endian methods of representation e Explain the Instruction sets of ARM processor e Understand various operational modes in ARM processor e List the various exceptions e Develop an assembly level code for basic arithmetic primitive operations e Relate and distinguish between OS and RTOS in their functionality e Understand hard time and soft time RTOS e Explain multitasking scheduling ITC and synchronization e Understand the functions in uC OS I Unit Name of the Topic Hours Marks ARM ARCHITECTURE Introduction to ARM ARM Processor Core Comparison of various ARM families
18. Socio Economic Impact Environmental Audit Mitigation of adverse impact on Environment Importance of Pollution Control Types of Industries and Industrial Pollution 2 2 Solid waste management Characteristics of Industrial wastes Methods of Collection transfer and disposal of solid wastes Converting waste to energy Hazardous waste management Treatment technologies 2 3 Waste water management Characteristics of Industrial effluents Treatment and disposal methods Pollution of water sources and effects on human health 2 4 Air pollution management Sources and effects Dispersion of air pollutants Air pollution control methods Air quality management 2 5 Noise pollution management Effects of noise on people Noise control methods 3 DISASTER MANAGEMENT 3 1 Introduction Disasters due to natural calamities such as Earthquake Rain Flood Hurricane Cyclones etc Man made Disasters Crisis due to fires accidents strikes etc Loss of property and life 3 2 Disaster Mitigation measures Causes for major disasters Risk Identification Hazard Zones Selection of sites for Industries and residential buildings Minimum distances from Sea Orientation of Buildings Stability of Structures Fire escapes in buildings Cyclone shelters Warning systems 50 Page 3 3 Disaster Management Preparedness Response Recovery Arrangements to be ma
19. TMH edition applications Part A Answer any fifteen Questions 1 Draw the symbol of SCR 2 Define holding current of SCR 3 Explain dv dt rating Power Electronics Model Question Paper 1 15x 1 15 Marks What is class B commutation 4 5 What are the effects of free wheeling diode 6 Define input power factor 7 What is Extinction angle 8 What do you mean by complete protection of thyristor 9 Define Chopper 10 What are the applications of Chopper 11 How many SCR s are used in parallel inverter 12 What is the use of UPS 13 Write the basic DC motor speed equation 14 What are the advantages of power factor improvement 15 What is the meaning of Asymmetrical firing 16 What are the advantages of Microprocessor based DC drive 17 What is a Cyclo converter 18 What are the advantages of AC drive 19 Draw the circuit of converter fed DC drive circuit 20 Mention the methods of controlling the speed of an AC induction motor Part B Answer all the Questions 5 x 12 60 Marks 21 A 1 Explain the concept of IGBT 2 Explain synchronized trigger circuit with waveforms Or B 1 With a block diagram explain the IC based advanced triggering circuits for SCR and TRIAC using TCA 785 2 Explain the concept of Microcontroller based trigger circuit with a block diagram 22 A 1 Explain half wave controlled rectifier with resistive load 2 Draw and explain the complete p
20. due to earthquake blast Cyclone flood What are the necessary steps to be taken to avoid dangerous epidemics after a flood disaster What relief works that have to be carried out to save the lives of workers when the factory area is suddenly affected by a dangerous gas leak sudden flooding What are the difficulties faced by an Industry when there is a sudden power failure How such a situation could be managed What are the difficulties faced by the Management when there is a group clash between the workers How such a situation could be managed What will be the problems faced by the management of an Industry when a worker dies because of the failure of a mechanical device due to poor maintenance How to manage such a situation What precautionary measures have to be taken to avoid accidents to labourers in the Industry in a workshop during handling of dangerous Chemicals during construction of buildings during the building maintenance works Explain the necessity of medical care facilities in an Industry Project site Explain the necessity of proper training to the employees of Industries dealing with hazardous products to act during disasters What type of disaster is expected in coal mines cotton mills Oil refineries ship yards and gas plants What is meant by Emergency Plan Rehearsal What are the advantages of such Rehearsals What action you will take when your employees could not reach the factory site because of co
21. each of the above topics i e 5 questions x 3 topics 15 questions 15 questions x 2marks 30 Marks Total 75 DETAILED SYLLABUS ENTREPRENEURSHIP ENVIRONMENTAL amp DISASTER MANAGEMENT 1 ENTREPRENEURSHIP 1 1 Introduction Entrepreneur types Characteristics amp attributes of Entrepreneur Expectations of entrepreneurship Contributions of an entrepreneur Identifying problems and opportunities Why do Entrepreneurs fail 1 2 Types of Industries Importance of SSI Assistance offered Governmental and Non Governmental organizations Identifying prospects of various Small scale industries in your area with resources and other infrastructural facilities available 1 3 Starting a SSI various stages product ownership locality points related to building water and electricity financial assistance raw materials machineries human resource efficient manufacturing techniques marketing Technical Financial Marketing Personnel and Management Feasibility study and report concessions and incentives offered by agencies 1 4 Industrial Zones industrial Estates Pollution Control industries with pollution problem Marketing assistance 1 5 Acquiring common services repairing testing facilities training institutions suppliers of applied technology 2 ENVIRONMENTRAL MANAGEMENT 2 1 Introduction Environmental Ethics Assessment of
22. land treatment of Industrial Effluent Describe the locations for the ultimate disposal of sludge and the treatment steps needed prior to ultimate disposal List any five Industries which act as the major sources for Hazardous Air Pollutants List out the names of any three hazardous air pollutants and their effects on human health Explain the influence of moisture temperature and sunlight on the severity of air pollution effects on materials Differentiate between acute and chronic health effects from Air pollution Define the term Acid rain and explain how it occurs Discuss briefly the causes for global warming and its consequences Suggest suitable Air pollution control devices for a few pollutants and sources Explain how evaporative emissions and exhaust emissions are commonly controlled What are the harmful elements present in the automobile smokes How their presence could be controlled What is the Advantage of Ozone layer in the atmosphere State few reasons for its destruction Explain the mechanism by which hearing damage occurs List any five effects of noise other than hearing damage Explain why impulsive noise is more dangerous than steady state noise Explain briefly the Source Path Receiver concept of Noise control Where silencers or mufflers are used Explain how they reduce the noise Describe two techniques to protect the receiver from hearing loss when design redress for noise control fail What are the
23. problems faced by the people residing along the side of a railway track and near to an Airport What provisions could be made in their houses to reduce the problem 52 Page 3 DISASTER MANAGEMENT A de IOUS 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 What is meant by Disaster Management What are the different stages of Disaster management Differentiate Natural Disasters and Man made Disasters with examples Describe the necessity of Risk identification and Assessment Surveys while planning a project What is Disasters recovery and what does it mean to an Industry What are the factors to be considered while planning the rebuilding works after a major disaster due to flood cyclone earthquake Any one may be asked List out the public emergency services available in the state which could be approached for help during a natural disaster Specify the role played by an Engineer in the process of Disaster management What is the cause for Earthquakes How they are measured Which parts of India are more vulnerable for frequent earthquakes What was the cause for the Tsunami 2004 which inflicted heavy loss to life and property along the coast of Tamilnadu Specify its epicenter and magnitude Specify the Earthquake Hazard Zones in which the following towns of Tamilnadu lie a Chennai b Nagapattinum c Coimbatore d
24. questions ii Part B questions carry 12 marks each and answer all questions by selecting either or OR PART A What is outdoor substation List any two advantages of double busbar arrangement Classify the distribution system based on character of service voltage What is Power factor correction substation What is individual drive Name any two types of enclosures used in drives What is Intermittent rating What is meant by plugging Write any two advantages of Electric Traction What is Neutral section What is adhesive weight What is the purpose of catenary in overhead equipments What is luminous efficacy What is the advantage of C F L over fluorescent tube Give any two requirements of good lighting system What is meant by semi direct lighting What is convection mode of heat transfer List any two applications of dielectric heating Give any two materials used for Heating element What type of D C Generator is used in welding and why PART B 21 a Draw and explain double bus bar arrangement and list its advantages OR b A single phase distributor has loop resistance of 0 3 ohm and a reactance of 0 4 ohm The far end of the distributor has a load current of 80 A and power factor 0 8 lagging at 220 V The mid point C of the distributor has a load current of 50 A at power factor 0 707 lagging with reference to voltage C Calculate the sending end voltage and power factor 2
25. 2 a Explain different types of drives used in Industrial loads OR b Choose the motor suitable for the following applications Give reasons for your choice i Cement mill ii Belt conveyors iii Centrifugal pump iv Lift and hoists v Rolling mill vi Paper mill 23 a Derive from basic principles for the crest speed using trapezoidal speed time curve State all your assumptions clearly with relevant units OR b Explain contactor type bridge transition controller 24 a What are the requirements of good lighting system b Explain stroboscopic effect and how it is eliminated in fluorescent tube light OR c Explain the principle of an incandescent lamp d Explain the factors to be considered while designing lighting schemes 25 a Explain Dielectric heating and Eddy current heating OR b Write short notes on i butt welding ii Spot welding iii Seam welding iv projection welding v Flash welding SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING Programme Name Course Code Term Course Title M7 SCHEME Diploma in Electrical and Electronics Engineering M7EE310 VI Term ELECTRICAL ESTIMATION AND ENERGY AUDITING TEACHING AND SCHEME OF EXAMINATION No of weeks per Term 16 Instruction Examination Course and course code Hours Hours f i Assessmenl Week Term nterna ne Total Assessment Examination ELECTRICAL ESTIMATION 5 80 25
26. ARM Extensions Thumb Jazzelle AMBA Memory Model Von Neumann and Harvard ARM Core Dataflow Model ARM7 Architecture ARM7TDMI ARM7TDMI features Variants in ARM7 ARM7 functional block diagram ARM7 internal structure ARM operating states ARM Registers GPR PC CPSR SPSR ARM7 pipelining Memory and Memory interface ARM Instruction Set Data processing instructions Load and Store instructions Branch instructions Coprocessor instructions 14 15 Il ILPC2148 ARCHITECTURE I ARM based Embedded Microcontroller LPC 2148 Block Diagram and features Pin Connect Block Memory Mapping Description of PLL and VPB Divider Description of Vectored Interrupt Controller VIC General Purpose Input Output Unit Features Registers IODIR IOPIN IOSET IOCLR Programming software tools Code Development flow chart Assembler Compiler Linker Simulator and Programmer 14 15 Il LPC 2148 ARCHITECTURE II LPC 2148 Timer Features Registers TCR CTCR TC PR PC UART Features Registers UTHR UDLL and UDLM ULCR ULSR VC Features and Operating Modes SPI Features SSP Features USB Features Analog Interfacing ADC Features ADC Registers ADCR ADGDR ADSTAT ADGSR ADINTEN ADDR DAC Features and DAC Register RTC and PWM Features 14 15 IV REAL TIME OPERATING SYSTEM Definition of RTOS Comparison with general OS Soft and Hard
27. Index CRI Aspects of Lighting System Designing Installed Load Efficacy Ratio Various means for Energy Saving use of natural day light reduction in light fixture high efficiency lamps and luminaries effect of reduction in supply voltage electronic ballasts timers and occupancy sensors Fluorescent tube lights CFL lamps Lighting Control Exterior Lighting control Interior Lighting power Installed Interior Lighting Power Exterior Lighting Power Pumping Systems Centrifugal Pumps Pumping System characteristics static head vs Flow Pump curves pump operating point Factors affecting pump performance Matching pump and system head flow characteristics effect of over sizing the pump energy loss in throttling Efficient pumping system operation effect of speed variation effects of impeller diameter change pump suction performance Flow Control Strategies pump control by varying speed Pumps in parallel switched to meet demand Stop Start Control Flow Control Valve By pass control Fixed Flow reduction Variable Frequency Drives Energy Conservation Opportunities in Pumping Systems 13 15 TEXT BOOK Sl Title Author s Publishers Edition Year Electrical Wiring Dr S L U ppal Khanna Publishers Estimating and Costing Electrical Design K B Raina amp New age Estimating and Costing S K Battacharya international p limited Publishers Energy Auditing in
28. S At the end of this practical course the students should be able to Execute the wiring to control three lamps Individually Execute the stair case wiring for G n floors Execute the emergency alarm circuit Execute the wiring to connect a single phase motor with main switch D O L starter and M C B Execute the wiring to connect a 3 phase Induction motor with main switch star delta starter and E L C B Execute the wiring for 1 phase service connection with necessary items Execute the wiring to control lamps Sodium vapour lamp mercury vapour lamp Fluorescent Tube and Neon sign lamp with a provision of fuse M C B Electronic chock switches Execute the wiring for test end with necessary items Know the consequences of disconnection of Neutral in 3 phase 4 wire system x Execute the Tunnel wiring Prepare winding for potential Transformer and No volt coil with the knowledge of Design x Give end connections for 3 phase Induction motor winding M7EE316 WIRING amp WINDING PRACTICAL Contents Practical List of Experiments WIRING 1 Control three lamps individually providing MCB to protect the circuit 2 Execute the stair case wiring for G 3 floors 3 Execute the Emergency alarm circuit with a provision of 3 bells in series to ring together when any one of the 3 push button is pressed 4 Execute the wiring using single phase main switch Single phase D O L starter and miniature C B to install single phase Induction motor 5 E
29. all questions by selecting either a or b COSA Oe eS 9 10 11 12 13 14 15 16 17 18 19 20 PART A 15 x 1 15 Marks Distinguish between RISC and CISC Expand AMBA How many switching state are there in ARM Mention them What is the operating core processor of LPC2148 Microprocessor What is PCB How many general purpose I O pins are available in LPC2148 Mention the pin names What is the use of PLL What is a compiler How many timers are in LPC2148 Mention the purpose of UTHR register Mention the various serial communication facilities available in LPC2148 What is RTC Mention its purpose What are the types of RTOS Define Kernel What is the function of a scheduler What is Semaphore Mention any two features of uC OS II Write the function for creating task in uC OS II Mention any two support devices for wC OS II How many user tasks can be handled by nC OS II PART B 5 x 12 60 Marks Note i Answer all the questions choosing either A or B from each question ii All Questions carry equal Marks 21A Explain with neat diagram explain the function of each block in ARM7 TDMI 12 OR B Explain about various load and store instructions in ARM 12 22 A Explain LPC2148 block diagram 12 OR B i Discuss about PLL in LPC2148 ii Discuss about Memory mapping in LPC2148 23 A Explain about the important registers associated with the ti
30. ansmission of power Types of Electric drives Individual group and multimotor drives Advantages and disadvantages of Individual and group drive Factors governing the selection of motors Nature and classification of load Torque Matching of speed Torque characteristics of load and motor Standard ratings of motor classes of load duty cycles Selection of motors for different duty cycles Selection of motors for specific application Braking Features of good braking system Types of Braking Advantages of Electric braking Plugging Dynamic and Regenerative braking As applied to various motors 16 15 MI ELECTRIC TRACTION Introduction Traction systems Advantages and Disadvantages ofi Electric Traction System of Track Electrification Methods of supplying power Rail connected system and over head system O H equipments contact wire catenary and droppers current collection gear for OHE Bow and pantograph collector Different systems of Track Electrification Advantages of single phase low frequency A C system Booster Transformer Necessity Methods of connecting B T Neutral sectioning Traction Mechanics Units and notations used in Traction mechanics Speed time curve for different services simplified speed time curve Derivation of maximum speed crest speed Average speed Schedule speed definitions only Tractive effort and power requirement Specific energy output specific energy consumption 16 15
31. atio constant scalar and vector control of drives Tacho Rotor resistance control Inverters for variable voltage and variable frequency control Speed control by rotor resistance for slip ring Induction motors Static scherbius drive slip power recovery scheme closed loop control of AC drive block diagram Micro computer based PWM control of Induction Motor introduction to cyclo converter with simple circuit TEXT BOOK SL No Name of the Book Author Publisher 1 Power Electronics MD Singh McGraw Hill Publishing KB Khanchandani Company New Delhi seventeenth reprint 2005 REFERENCE BOOKS SI Name of the Book Author Publisher No 1 Power Electronics Converter Mohan Underland John Wiley and Sons Applications and Design Robbins NewYork 2nd Edition Fundamentals of Electrical G K Dubey Narosa Publishing House 2 Drives New Delhi Fourth reprint 2004 Fundamentals of Power S Rama Reddy Narosa Publishing House 3 Electronics New Delhi First Reprint 2002 4 Power Electronics Dr P S Bimbhra Khanna Publisher 1991 Power Electronics P C Sen Tata McGraw Hill Publishing 5 Company New Delhi 24 repriny 2005 Power Electronics Muhammad Prentice Hall of India Pyt 6 H Rashid Ltd New Delhi 110001 3rd Edition 2005 7 Power Electronics M S Jamil Asghar E E Edition PHI 7th print July2009 8 Power Electronics Devices amp V Jagannathan E E Edition 2nd Edition Circuits 9 Power electronics principle and Josep vithayathil
32. between neutral wire and earth wire connection with earth value of earth resistance and factors on which it is dependent points to be remembered while providing earth ELCB system Earthing of domestic fitting and appliances Industrial Earthning Substation Earthing Insulation Resistance test between earth and conductor and between conductor Leakage test Insulation Resistance of motors and other equipment Factors to be considered for checking electrical installations Testing of wiring installation introduction verification of polarity effectiveness of earthing insulation resistance earth resistance periodical testing testing of UG cable Guidelines for installation of fitting switches light fans earthing of appliances and electrical machines 14 15 Il Domestic Commercial and Industrial Installation Estimate Conditions and Requirements for Domestic Commercial and Industrial Installation steps to be followed in preparing electrical estimate domestic industrial and agricultural installation 13 15 Unit Name of the Topic Hours Marks Estimate the quantity of material required for 1 Residential single bed room Flat 1 BHK 2 Industrial power wiring having 4 or 5 machines 3 Erection of one no 15hp induction motor in Saw mill Flour mill 4 Irrigation Pump motor Shp wiring 5 Computer centre having 10 computers a c unit UPS light and fan
33. candescent Different ratings Required qty Transformer 30 i pbs type stampings of 0 35 mm 55 Nos thickness 31 Readymade bobbins EI60 21 Required qty 25 SWG chan 36 SWG 32 Winding coil copper Required qt g coil copper 37 SWG quired qty 38 SWG 33 Varnish Required qty 34 Winding machine 1 No 35 Ceiling fan motor 1 No 36 Single phase induction motor 0 5 H P 50 Hz 240 V 1 No 37 ne phase squirrel cage induction 3 H P 500 V 50 Hz Nos Allocation of marks 1 Wiring diagram Design 2 Execution 3 Result 4 Viva voce Total marks 20 marks 40 marks 10 marks 05 marks 75 marks SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING Programme Name Course Code Term Course Title M7 SCHEME Diploma in Electrical and Electronics Engineering M7EE409 V Term ELECTRICAL CIRCUITS SIMULATION PRACTICAL TEACHING AND SCHEME OF EXAMINATION No of weeks per Term 16 Instruction Examination Course and course code Hours Hours ia i Assessment Week Term Peery i Total Assessment Examination Electrical Circuits Simulation Practical M7EE409 5 80 25 75 100 RATIONALE All the Engineering applications are simulated through computers They are tested and then built using real components for commercial implementation Simulation softwares are available for all Engineering fields Hers is an attempt to impart the knowledge of using s
34. d by electronic components and there are many electronic devices available to handle eclectic power in terms Kilo Amps and Kilo Volts This course gives a comprehensive knowledge base about the devices and circuits used in electrical power control OBJECTIVES On completion of these units the student should be able to Explain the characteristics of Thyristor family Draw the SCR trigger circuits Explain the working of trigger circuits Draw the commutation circuits Explain the operation of commutation circuits Explain the principle of advanced trigger circuit using IC TCA 785 State the applications of trigger and commutation circuits Explain the operation of microcontroller based trigger circuit Familiarize the phase controlled rectifier Know the applications of the phase controlled rectifier Draw and describe the working of half wave controlled rectifier circuit with R and R L load Draw and explain the working of single phase semi converter bridge and Single phase full Converter Bridge for RL load Draw and explain the operation of single phase and three phase full converter with RL load Familiarizes the dual converter Familiarizes the twelve pulse converter Study the complete protection of converter circuits Understand the working choppers and inverters Know the applications of choppers and inverters Explain the various types of choppers with circuit diagram Describe the various methods of inverters with c
35. de in the industries factories and buildings Mobilization of Emergency Services earch and Rescue operations First Aids Transportation of affected people Hospital facilities Fire fighting arrangements Communication systems Restoration of Power supply Getting assistance of neighbours Other organizations in Recovery and Rebuilding works Financial commitments Compensations to be paid Insurances Rehabilitation List of Questions 1 ENTREPRENEURSHIP SOOO ICY CO Ge EA ii BRR RRRWWWWHWWWWWWWNNNNNNNNNNHP ERP eee OE BN OO ea ON IN AD DSN a I SOGOU ON IS A INS SDS Ot NO O08 SON aD What is entrepreneurship Explain Who is a successful entrepreneur Why List the various stages of decisions an entrepreneur has to make before reaching the goal of his project List the types of industries Define Small scale industry What are the qualities of an entrepreneur What are the expectations of entrepreneurship What are the various SSI that can flourish in your district Identify the infrastructural needs for an industry Identify the natural resources available in your area for starting a SSI What are the various agencies involved in the establishment and development of various SSI What are the roles of District Industries Centre Name some of the agencies funding SSI What are the various concessions and incentives available for a SSI List the points to be considered with relation
36. g 4 and 10 week of VI Term a Internal assessment mark for Project Work Project Review I amp II VI Term 5 5 10 marks Project Report 10 marks Attendance 5 marks TOTAL 25 marks b Mark Allocation for Project Work in End Examination Viva Voce 25 marks Demonstration Presentation i 20 marks TOTAL i 45 marks c Written Test Mark from 3 topics for 1 hour duration a Entrepreneurship 5 questions X 2 marks 10 marks b Environment Management 5 questions X 2 marks 10 marks c Disaster Management 5 questions X 2 marks 10 marks TOTAL 30 marks Total b c 75 marks A neatly prepared PROJECT REPORT as per the format has to be submitted by individual student during the Project Work End Examination 54 Page
37. g program with the tasks a Interface RTC and Display on LCD First Line Continuously b Interface ADC and Display on LCD Second Line Continuously 12 Implement OS Real Time Multitasking by implementing three tasks a Read the Key input and display on seven segment LED b Read the ADC Analog input and Plot the Corresponding signal on a graphical LCD c Generate a PWM signal with Xon Time and Yoff Time 13 Interface a Stepper motor and Control the speed of rotation by implementing RTOS delay function M7EE411 C PROGRAMMING AND OOPs PRACTICAL ELECTIVE PRACTICAL ID Total No of Hours Week 25 Total No of Weeks Term 16 Total No of Hours Term 80 Scheme of Instruction and Examination Course amp Course code Assessment Marks Hours Hours int 7 End Week Term merma ne Assessment examination KAES C PROGRAMMING AND OOPs PRACTICAL M7EE411 LIST OF EXERCISES p O SN OY ee ote Program to calculate simple and compound interest Solution of a Quadratic Equation Program for Pay bill calculation Program to compute sum of series using While loop Printing of multiplication table using Do While loop Program to find whether the given number is a positive number negative number or zero Program to sort a list of numbers Program to sort the strings Preparation of the rank list of a class of students 48 Page 10 11 12 13 14 15 16 17 18 Program to im
38. imitation of procedure oriented languages What is object Give the application of oops What is inheritance Oo oOo Part B 669 a or 16 a Explain the usage of functions in lt math h gt and lt ctype h gt Header files 12 or b Describe about printf and scanf functions 12 17 a Explain for and switch statements 12 or b Write a program to count the number of characters in a string 12 18 a Write a program to find factorial of a number using function 12 or b Describe union with an example 12 19 a Explain about compiler controlled directives 12 or b Describe about pointer in function 12 20 a Explain how a file can be opened and closed in c 12 or b Explain the characteristics of oops 12 b Max Marks 75 SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING M7 SCHEME Programme Name Diploma in Electrical and Electronics Engineering Course Code M7EE316 Term VI Term Course Title WIRING amp WINDING PRACTICAL TEACHING AND SCHEME OF EXAMINATION No of weeks per Term 16 Instruction Examination Course and course code Hours Hours Assessment Week Term niema ee Total Assessment Examination Wiring and Winding Practical 6 96 25 75 100 M7EE316 RATIONALE To provide hands on experience in Electrical wiring and winding it becomes necessary to include this course OBJECTIVE
39. imulation software for realizing some of the Electrical and Electronics circuits for the Diploma students OBJECTIVES On completion of this practical subject the students will be able to e Know the various aspects of a simulation software e Simulate and test the simple electrical and electronics circuits e Simulate and test the wave generating circuits e Simulate and prove the simple theorems e Simulate and test the performance characteristics of converters e To design and verify the results of various electric circuits using simulation software MATLAB and orcad M7EE409 ELECTRICAL CIRCUITS SIMULATION PRACTICAL DETAILED SYLLABUS Contents Practical ORCAD SIMULATION ee Half wave Rectifier with R amp RL Load amp study all the waveforms Half wave controlled Rectifier SCR with RL Load amp study all the waveforms Three phase Diode bridge Rectifier amp study all the waveforms Buck DC DC Converter Buck Boost DC DC Converter Sine PWM Generation MOSFET Based Push Pull Inverter Design a PID controller amp study the waveform for step response Or 200 SY ON Se eS Simple power factor correction in full wave rectifier SIMULINK MATLAB SIMULATION 1 Develop a closed loop control system Develop a model for V F control of IM 4 Quadrant chopper for DC motor Drive Be Pe 3 phase 6 pulse VSI with Resistive amp Inductive Loads study all voltage amp current output waveforms V asses Lasboos
40. ing Transformers is preferable Life of both the transformers is 15 years and the transformer remains on load for 8500 Hrs in a year Energy cost is Rs 5 25 Transformer I Transformer II Purchase Price Rs 3 Lacs Rs 3 15 Lacs No Load Losses 1650W 1450W Load Losses 9500 W 7500 W Efficiency at rated Capacity 70 70 OR b Explain the Economics involved in the Selection of Cables 25 a Explain the Characteristics of Different types of Lamps OR b Explain Energy conservation opportunities in pumping systems ELECTRICAL ESTIMATION AND ENERGY AUDITING Model question paper II Time 3 Hrs Max Marks 75 Note Part A questions carry each 1 mark and answer any Fifteen questions Part B questions carry each 12 marks and answer all questions by selecting either a or b Part A 1 Describe the method of measuring insulation resistance of an installation 2 What is meant by wiring amp Explain any two methods of wiring 3 Explain any tw o types of fuses used in electrical installation 4 What is service connection Explain how underground service connections are given to the 10 11 12 13 14 15 16 17 18 19 20 Zi consumer What are the requirements for a domestic electrical installation Briefly explain the steps involved in preparing electrical estimate for industrial consumers Differentiate between Commercial and Industrial consumers List the exc
41. ircuit diagram Understand the control of DC Drives Know the various methods of speed control of DC drives Learn the different types of power factor improvement in phase controlled Converter Study the closed loop control of DC drives Familiarize the control of AC drives Know the torque speed characteristics of three phase induction motor Study the speed control of three phase induction motor Study the speed control of three phase induction motor using micro computer based PWM Understand the closed loop control of AC drive Know the operation of single phase and three phase cyclo converter Contents ELECTIVE THEORY IT M7EE311 POWER ELECTRONICS DETAILED SYLLABUS Theory Unit Name of the Topic Hours Marks Thyristor family trigger and commutation circuits Thyristor family Review SCR rating and their importance symbol working characteristics and applications of SCR DIAC TRIAC IGBT MOSFET SiC Switch only symbols of SCS SUS SBS LASCR and GTO Gate trigger circuits Requirements Types of triggering circuits Pulse transformer in trigger circuits Rfiring RCfiring Synchronized UST firing Ramp triggering IC based advance triggering circuits for SCR amp TRIAC using IC TCA 785 Microcontroller based Trigger circuits Block diagram amp flow chart Commutation circuits SCR turn off methods Natural commutation Forced commutation class A class B class C clas
42. lectronic Devices Without these operations the electric drives are useless in these days This course is introduced to impart practical skills to the students in using some important power electronic devices and circuits OBJECTIVES On completion of the following experiments the students must be able to To draw the characteristics of SCR Get the knowledge about the trigger circuit Draw the input output waveform using semi converter controlled bridge and FCB Know the performance of lamp control using DIAC TRIAC Learn the various techniques used for turn off of Thyristor Learn the half wave controlled rectifier with R Load Draw the waveform of parallel inverter Draw the output waveform of DC chopper Learn the concept of single phase to single phase cyclo converter Measure the output voltage of step up chopper Find the performance of speed control of universal motor Understand the concept of closed loop control of AC motor microprocessor controlled PWM Know the performance of speed control of DC motor by varying firing angle Understand the concept of closed loop control of DC motor using microprocessor Draw the output waveform of DC chopper using MOSFET IGBT M7EE317 POWER ELECTRONICS PRACTICAL List of Experiments 1 2 3 10 11 12 13 14 15 16 17 18 Characteristics of SCR and marking important parameters Line synchronized Ramp trigger circuit using UJT with AC load Lamp control circuit using DIAC
43. lusive aspects of industrial electrical installations What are the benefits from Energy Audit What is the significance of knowing Energy Costs What are the effects of load variation on efficiency of induction motors Define Service Factor in motors What is the significance of Transformer losses in Energy savings List any three points for energy savings in Transformers What is called Colour Rendering Index CRI Define Lamp Circuit Efficacy What is the effect of reduction in supply voltage on energy consumption What is the effect of impeller diameter change in a centrifugal pump Write three points for energy savings in cables What is the significance of Insulation types in the energy saving in cables PART B a Explain the various factors to be considered in selecting the wire size of conductors cables used for domestic installations OR b State the importance of Insulation Resistance Explain Insulation Resistance test between earth and conductor and between conductors 22 a A Residential single bed room flat is to be electrified with PVC conduit concealed type of wiring Estimate the quantity of materials required with specifications The details of the fittings are as follows Room Size No of tube No of No of No of Plug light points ceiling fans ordinary light points points Hall 5 0m 6 0m 2 1 1 2 Bed Room 4 0m 4 0m 1 1 1 1 Kitchen 4 0m 2 0m 1 1 1 Bath Room 1 5m 1 5m 1 Toilet 1 5m 1 5m
44. m Environmental Waste Audit List and discuss the factors pertinent to the selection of landfill site Explain the purpose of daily cover in a sanitary landfill and state the minimum desirable depth of daily cover Describe any two methods of converting waste into energy What actions a local body such as a municipality could take when the agency appointed for collecting and disposing the solid wastes fails to do the work continuously for number of days Write a note on Characteristics of hazardous waste What is the difference between municipal and industrial effluent List few of the undesirable parameters pollutants anticipated in the effluents from oil refinery industry thermal power plants textile industries woolen mills dye industries electroplating industries cement plants leather industries any two may be asked Explain briefly the process of Equalization and Neutralization of waste water of varying characteristics discharged from an Industry Explain briefly the Physical treatments Sedimentation and Floatation processes in the waste water treatment Explain briefly when and how chemical biological treatments are given to the waste water List the four common advanced waste water treatment processes and the pollutants they remove Describe refractory organics and the method used to remove them from the effluent Explain biological nitrification and de nitrification Describe the basic approaches to
45. mer function OR B Explain about UART operation in detail 24 A Explain any two types of scheduling algorithm in detail OR B i Explain about message Mail box ii Explain about message queues 25 A Explain any four memory management functions in wC OS II OR B Create two different tasks for addition and multiplication in wC OS II 6 6 12 12 12 12 12 12 Embedded Systems Model question paper II Time 3 Hrs Max Marks 75 Note Part A questions carry each 1 mark and answer any Fifteen questions Part B questions carry each 12 marks and answer all questions by selecting either a or b PART A 15 x 1 15 Marks Expand TDMI How many ARM registers are available for user in ARM Mention their names How many exceptions are there in ARM What is the advantage of THUMB state What is the ON CHIP RAM size in LPC2148 What is the function of IODIR register What is the need for VPB divider How many interrupts can be categorized under vectored interrupts How many ADC channels are available in LPC2148 and mention their names Mention any two USB features How many registers are involved in DAC operation What is PWM What is its use What is RTOS How many tasks states are there Define context switching What is multitasking Mention the kernel type used by uC OS II Write a function to delete a task in wC OS II Mention the name of subroutine
46. n entrepreneur If you opt to be an entrepreneur what are the steps you would take to become a successful entrepreneur What are the facilities available for a new SSI in an industrial estate List the various government departments that would be associated with a SSI Why do entrepreneurs fail What are the types of entrepreneurs 51 Page 2 ENVIRONMENTRAL MANAGEMENT 1 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 What is the responsibility of an Engineer in charge of an Industry with respect to Public Health Define Environmental Ethic How Industries play their role in polluting the environment What is the necessity of pollution control What are all the different organizations you know which deals with pollution control List out the different types of pollutions caused by a Chemical Textile Leather Automobile Cement factory What is meant by Hazardous waste Define Industrial waste management Differentiate between garbage rubbish refuse and trash based on their composition and source Explain briefly how the quantity of solid waste generated in an industry could be reduced What are the objectives of treatments of solid wastes before disposal What are the different methods of disposal of solid wastes Explain how the principle of recycling could be applied in the process of waste minimization Define the ter
47. ntinuous strike by Public 53 Page 35 36 37 38 39 40 41 42 43 44 45 Transport workers What immediate actions you will initiate when the quarters of your factory workers are suddenly flooded due to the breach in a nearly lake dam during heavy rain What steps you will take to avoid a break down when the workers union of your Industry have given a strike notice List out few possible crisis in an organization caused by its workers What could be the part of the middle level officials in managing such crisis What types of warning systems are available to alert the people in the case of predicted disasters such as floods cyclone etc Explain the necessity of Team work in the crisis management in an Industry Local body What factors are to be considered while fixing compensation to the workers in the case of severe accidents causing disability death to them Explain the legal financial problems the management has to face if safely measures taken by them are found to be in adequate Describe the importance of insurance to men and machinery of an Industry dealing with dangerous jobs What precautions have to be taken while storing explosives in a match fire crackers factory What are the arrangements required for emergency rescue works in the case of Atomic Power Plants Why residential quarters are not constructed nearer to Atomic Power Plants Exam schemes The Project may be reviewed twice durin
48. perations pulse width modulated inverters single pulse multiple pulse sinusoidal pulse UPS online offline Control circuit for SMPS 14 15 IV Control of DC Drives Introduction History of DC drive applications basic DC motor speed equation operating region armature voltage control field current control constant torque and constant HP regions circuit diagram output waveforms and output equation of separately excited DC motor in a Single phase full converter drives b Single phase dual converter drives c Three phase semi converter drives power factor improvement in phase controlled converter phase angle control semi converter operation of fully controlled converter Asymmetrical firing chopper fed DC series motor drive Four quadrant control of DC Motor DC to DC converter using MOSFET and IGBT Block diagram Explanations of closed loop control of DC drives phase locked loop control of DC drives Microprocessor based closed loop control of DC drives 13 15 Unit Name of the Topic Hours Marks Contorl of AC Drives Vv 13 15 Introduction Applications Torque speed characteristics of three phase induction motor speed control of Induction Motor Stator Voltage control Variable frequency control necessity of maintaining V F r
49. plement Matrix addition and multiplication Program to implement Fibanocci series Program to find factorial of given N numbers with out recursion Program to find factorial of given N numbers with recursion Program to tabulate a survey data Program to count number of characters words and lines in a text Program to develop a pattern eg pyramid square Write a function to swap the values of to variables to illustrate the concept of pass by reference Write a program to add five numbers by getting the values through command line argument 3 M7EE413 PROJECT WORK AND ENTREPRENEURSHIP Total No of Hours Week 23 Total No of Weeks Term 16 Total No of Hours Term 48 Scheme of Instruction and Examination Instruction Examination Assessment Marks Course amp Course code Hours Hours Internal End Week Term Total Assessment exam PROJECT WORK 3 48 25 75 100 M7EE413 EVALUATION FOR END EXAMINATION Details of Mark allocation Max Marks Marks for Demo Viva voce 45 MARK ALLOCATION PROGRAM 30 EXECUTION 30 RESULT 10 VIVA VOCE 5 TOTAL 75 49 Page Marks for answers of 15 questions which is to be set by the 30 external examiner from the given question bank consisting of questions in the following three topics Entrepreneurship Disaster Management and Environmental Management Out of fifteen questions five questions to appear from
50. re the applications of inverter 12 What is online UPS 13 What is armature control of DC Motor 14 What are the applications of DC drive 15 What is closed loop control 16 What are the advantages of Microprocessor based control of DC Motor 17 In what motor rotor resistance control is used 18 What is slip power recovery scheme 19 List any two applications of AC drive 20 Name the methods adopted for improving the power factor in phase controlled converter IOT NON SOs Bs OSs Oe Part B Answer all the questions 5x12 60 Marks 21a Explain the working and characteristics of TRIAC b Explain the concept of Natural commutation with circuit diagram or c Explain RC firing with suitable circuit d Explain the concept of class B class D commutations 22 a Explain semi converter bridge circuit with RL load b Explain the single phase dual converter or c Explain three phase half controlled bridge converter with RL Load d Write a short note on dv dt di dt short circuit protections 23 a Explain Jones chopper with suitable circuit and waveforms b Explain sinusoidal pulse width modulated inverter or c Explain MC Murray Bedford full bridge inverter circuit d Explain Buck Boost DC to DC converter without isolation 24 a Explain the principles of armature voltage control and field current control of DC drive b With suitable block diagram explain phase locked loop control of DC drives or c E
51. rotection of Thyristor circuit Or B 1 Explain single phase fully controlled bridge with resistive load 2 Discuss the concept of reactive power of converters 23 A 1 Explain MORGAN chopper with suitable circuit and waveforms 2 Explain completely the modified MC Murray full bridge inverter Or B 1 Explain CUK converter with circuit diagram 2 Explain sinusoidal pulse width modulated inverter with suitable circuit 24 A 1 Explain three phase semi converter drive with waveforms 2 Explain DC to DC converter with MOSFET circuits Or B 1 Explain single phase dual converter drives 2 With block diagram explain Microprocessor based closed loop control of DC drive 25 A 1 Explain with circuit diagram the slip power recovery scheme 2 With the suitable block diagram explain the operation of closed loop speed control of AC drive Or B 1 Explain with circuit the workig of a single phase to single phase cycloconverter 2 Explain the various methods of speed control of induction motor using inverters Power Electronics Model Question Paper 2 Part A Answer any fifteen questions 15x1 15 Marks Draw the symbol of MOSFET Define Latching current Explain di dt rating What is class D commutation What is firing angle of SCR Write two applications of phase controlled rectifier RC snubber is used for what protection What is overlap angle What is a step down chopper 10 What is Time Ratio Control What a
52. s Variables and Data types 14 Il Decision Making Branching and Looping and Arrays 14 Ill Character String and Functions 14 IV Pointers and File Management 13 V Object oriented programming 13 Revision Test 12 Total 80 DETAILED SYLLABUS Unit Name of the Topic Hours Marks Keywords Constants Variables and Data types Character Set Constants Integer Constants Character Constants String Constants Variables Declaration of Variables Assigning value to Variables Operations and Expressions Arithmetic Relational Logical Assignment Increment Decrement Conditional Bitwise Operator Arithmetic Expressions Evaluation of Expression I O Statements Printf and Scanf functions Unformat and formatted getchar and putchar functions Functions Predefined functions isdigit isupper islower and ispunct functions in header file ctype h gt cos tan exp ceil floor abs pow and sqrt functions in header file lt math h gt Strlen strcpy strcmp and strcat in header file lt string h gt 14 15 Il Decision making Branching and Looping and Arrays Introduction Simple if statement Decision Making and Branching The if else statement Nesting of if else statement else if ladder switch case Statement goto statement Looping While statement do while statement for statement break and continue statement Arrays One Dimensional Arrays
53. s D class E and class F 14 15 Il Unit II Phase controlled rectifiers Introduction Application of phase controlled rectifier Explanation of half wave controlled rectifier with resistive Inductive loads Effect of freewheeling diode single phase semi converter controlled bridge with R load RL load single phase fully controlled bridge with RL load Input power factor Three phase half controlled bridge with RL load Three phase fully controlled bridge with RL load Single phase dual converter Twelve pulse converter Extinction angle Reactive power of converter Complete protection of thyristors against surge current surge voltage dv dt di dt protection in three phase bridge circuit 14 15 Ill Choppers and Inverters Choppers Introduction applications principle of chopper control strategies chopper circuit classification step up chopper Morgan chopper Jones chopper chopper using MOSFET DC to DC converter without Isolation Buck Boost Buck Boost Cuk converters DC to DC converter with Isolation three configurations Fly back Forward Push Pull converters Inverters Introduction Applications classifications parallel inverter Half bridge inverter Full bridge inverter Modified MC Murray full bridge inverter MC Murray Bedford full bridge inverter Three phase bridge inverter under 180 mode 120 mode o
54. s conducted on cables 17 Distinguish between Lux and Lumens 18 Compare CFL lamps with other lamp types in terms of energy saving 19 Draw the Characteristics curves of a pumping system 20 What are the effects of over sizing the Pumps PART B 21 a Explain in detail Looping Back Joint Box and Tree systems with diagrams OR b Explain the requirements of a good earthing system 22 a A residential building is to be electrified with surface PVC conduit concealed type of wiring Give the schedule of material The details of fittings are as follows Name of the Size No of Tube No of Fans No of No of Room lights ordinary Plugs lamps Drawing 5m 6m 2 1 1 1 Room Kitchen 2m 4m 1 1 1 Bed Room 4m 4m 1 1 1 1 Bath Room 1m 1m 1 1 Toilet lm 1m 1 Assume necessary data as per IE rules and mentioned them clearly OR b Workshop of size 25m 10m A 15HP 400V 50 Hz induction motor has to be installed for running a saw mill Estimate the quantity of materials required with their specification Assume surface metal conduit wiring and necessary data as per the IE rules 23 a Explain the Methodology for Energy Audit OR b A 50 KW induction motor with 86 present full load efficiency is being considered for replacement by an 89 efficiency motor What will be the savings in Energy if the motor works for 6000 Hrs per year and cost of energy is Rs 4 50 K Wh 24 a Which of the follow
55. scribe about while and do while with examples 12 OR b Explain 1 Dimensional and 2 Dimensional array 12 18 a Describe about passing arguments to a function 12 OR b Explain about Structure within a structure 12 19 a Write a program using swap function to interchange the values 12 OR b Explain how an array of storage is handled using a pointer 12 20 a Describe the characteristics of OOPS 12 OR b Explain Input Output operations on Files 12 C PROGRAMMING AND OOPS lt Elective theory II MODEL QUESTION II Time 3 Hrs Note Part A questions carry each 1 mark and answer any Fifteen questions Part B questions carry each 12 marks and answer all questions by selecting either Part A Answer any 15 questions Give examples of logical operators What is the use of strlen function Give the use of getchar function What is string constant Write the syntax of simple if statement What is the use of break statement How will you initialize 1 dimensional array Give an example of goto statement What are string handling function Give the syntax of return statement What is function call Define structure What is macro Give example for define O OANNHNDNBPWNY e eo ee pa Oo aA UN How will you access a variable through its pointer What are command line arguments eR ND What is the l
56. seen Virudhunagar A Vellaichamy Nadar Polytechnic College Autonomos Affilated to Department of Technical Education Chennai 25 Virudhunagar 626 001 SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING M7 SCHEME Programme Name Diploma in Electrical and Electronics Engineering Course Code M7EE309 Term VI Term Course Title DISTRIBUTION AND UTILIZATION TEACHING AND SCHEME OF EXAMINATION No of weeks per Term 16 Instruction Examination Assessment Course and course code Hours Hours Week Term Internal Pod Total Assessment Examination DISTRIBUTION AND UTILIZATION M7EE309 6 96 25 75 100 TOPICS AND ALLOCATION OF TIME UNIT TOPIC TIME Hours I Distribution 18 H Industrial Drives 16 Il Electric Traction 16 IV Illumination 18 V Electric Heating amp Welding 16 Revision amp Test 12 TOTAL 96 RATIONALE Distribution system is that part of power system which distributes power to the consumers for utilisaion So to have adequate knowledge in distribution and utilization of Electrical energy it becomes necessary to include this course OBJECTIVES To Understand x Substation arrangements x Distribution classification and scheme of connection x Drives Suitability for different applications x Track Electrification Traction mechanics x Traction motors and control x Illumination Design of lighting scheme sources of light
57. to building water and electricity before a SSI is started List the points to be considered with relation to human resource before a SSI is started Name some consumer products with wide demand that can be manufactured by a SSI Identify the non qualified industries that may not be given financial assistance and concessions What is feasibility study What is the importance of SSI List some industries identified as pollution free industries List some industries identified as industries with pollution problem What is an industrial zone What is an industrial estate What are the facilities available in an industrial estate Identify the various training agencies associated with SSI What is applied technology From whom you shall get applied technology for starting a SSI From where you shall get repairing and testing facilities What are the various training agencies available for acquiring SSI training List the governmental agencies from whom you shall get financial assistance for a SSI What are the steps involved in preparing a feasibility report What are the factors to be considered regarding raw materials for a SSI Name some SSI that may not need raw materials Differentiate various classifications of industries What is a LSI What are the features of a SSI Name some products that may not need electricity for production What are the factors to be considered for starting a SSI What are the advantages of becoming a
58. traction What is tractive effort Give any two advantages of regenerative braking Define space height ratio Define Depreciation factor Define Illumination What is stroboscopic effect Give any two advantages of Electric heating What is meant by direct resistance heating Give any two requirements of heating elements What are the types of Arc welding PART B 21 a Diagrammatically represent the layout of a typical 110 KV 11 KV substation with all details OR b Compare the volume of conductor materials required in Three phase four wire system with D C two wire with one conductor earthed 22 a Explain with necessary sketch matching of speed Torque characteristics of load and motor OR b Explain how regenerative braking is applied to D C Series and shunt motor 23 a List the disadvantages of single phase low frequency A C traction system b Write short notes on Pantograph collector OR c With an illustration explain the function of Booster Transformer in traction d Explain plain Rheostatic method of starting D C traction motors 24 a State and prove two laws of illumination OR b Explain with a sketch working of sodium vapour lamp 25 a With a neat sketch explain ajax wyatt vertical core type furnace OR b Explain Electron beam welding Time 3 Note i DISTRIBUTION AND UTILIZATION MODEL QUESTION PAPER 2 Hrs Max Marks 75 Part A Questions carry I mark each and answer for any 15
59. used to start uC OS II In which file it is available Give any two features of wC OS II On GY Or eer N e lo PART B 5 x 12 60 Marks Note i Answer all the questions choosing either A or B from each question ii All Questions carry equal Marks 21 A Draw ARM core data flow model and explain 12 OR B i Explain Von Neumann and Harvard architecture 6 ii Explain Pipe lining in ARM 7 22 A i Explain the function of VIC with block diagram OR B i Explain GPIO ii Explain VPB divider 23 A i Explain the C operating modes in detail OR B i Explain the PWM operation in LPC 2148 24 A 1 What is kernel Explain its types OR B i Explain the semaphore operation ii Explain task with task state diagram 25 A i Explain the file structure of uC OS II OR B i Explain how scheduling is implemented in wC OS II 6 12 8 4 12 12 12 6 6 12 12 M7EE405 C PROGRAMMING AND OOPS ELECTIVE THEORY II Total No of Hrs Week 5 Total No of Weeks Term 16 Total No of Hrs Term 80 Scheme of Instruction and Examination Instruction Examination Cour se amp Course code Hours Hours Week Term Internal end Total Assessment exam C PROGRAMMING AND OOPS M7EE405 5 80 25 75 100 Topics and allocation UNIT TOPIC TIME Hours I Keywords Constant
60. xecute the wiring using Three phase main switch Star delta starter and Earth Leakage C B to install 3phase Induction motor with a provision for arrangement to trip ELCB when fault occurs 6 Execute the wiring for service connection with single phase Energy meter cutout main switch 4way D B Indicator lamp and connect a load on any one sub circuit 7 Execute the wiring for connecting sodium vapour and mercury vapour Lamp with single phase supply 8 Execute the Fluorescent Tube light connection with Electronic choke and test it Also measure the voltage across the tube light fitting 9 Construct a simple model with minimum 3 Blocks to know the usage of Neon tube circuit in advertisement 10 Prepare a test board with necessary supply provision Indicator lamp fuse unit to test electrical appliances 11 In a 3 phase 4 wire system connect two lamps in different ratings between R Phase to Neutral and y phase to Neutral respectively Disconnect the Neutral using SPST switch Note the changes occur in two lamps 12 Execute the Tunnel wiring at least for four lamps fixed at equal intervals successively WINDING 13 Design and wind 230 12 0 12 volt 5 00mA Transformer and test it 14 Design and wind a No volt coil used in starter 15 Wind and insert the coils for ceiling fan motor minimum 2 coils 16 Give end connection for a 3 phase Induction motor winding for a 2 pole 4 pole operations and run it Measure the No load current and speed
61. xplain separately excited DC Motor speed control with single phase full converter drive d Explain with block diagram the closed loop control of DC drives 25 a With suitable diagram explain the speed control of three phase Induction Motor using stator voltage control b Explain Micro computer based PWM control of Induction Motor or c Explain the Induction motor speed control circuit in variable frequency variable voltage control method d Explain rotor resistance control of AC motor SYLLABUS FOR DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING M7 SCHEME Programme Name Diploma in Electrical and Electronics Engineering Course Code M7EE404 Term VI Term Course Title Embedded Systems elective I TEACHING AND SCHEME OF EXAMINATION COURSE amp COURSE INSTRUCTION EXAMINATION CODE Hours Hours Term Assessment Marks Embedded Systems Week Internal End exam Total Elective II Assessment M7EE404 5 80 25 75 100 UNIT TOPIC TIME Hours I ARM ARCHITECTURE 14 i LPC2148 ARCHITECTURE I 14 i LPC 2148 ARCHITECTURE II 14 IV REAL TIME OPERATING SYSTEM 13 Revision Test 12 Total 80 RATIONALE Increasingly embedded systems developers and system on chip designers select specific microprocessor cores and a family of tools libraries and off the shelf components to quickly develop embedded system based products A major processor in this industry is ARM

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