JIMCO KPC
Contents
1. DANETV FORCE p m ___ Ee A EEE eG Ba im JI MCO KPC Device for reduction of grease and oil deposits in hoods and ducts and for reductions of the emission of particles and odour in ventilation air from commercial kitchen cooking hoods Document Verification Protocol Date November 2012 Document Responsible Ole Schleicher Verification Protocol Comerv FORCE TECHNOLOGY Table of contents 1 INIRODUCITION aA AEAEE RNN 4 1 1 OF TECHNOLOGY mnn nnne nna nna 4 1 2 AND CONTACT OF PROPOSER nan nn 4 1 3 OF VERIFICATION BODY VERIFICATION RESPONSIBLE 4 1 4 VERIFICATION ORGANIZATION INCLUDING EXPERTS nean 4 1 5 VERIFICATION PROCES ono a a 5 2 OVERALL DESCRIPTION OF TECHNOLOGY GROUP TECHNOLOGY TYPE 6 3 DESCRIPTION OF THE SPECIFIC TECHNOLOGY FOR VERI CATION 7 3 1 APPLICATION AND PERFORMANCE PARAMETER DEFINITIONS 7 311 MATRIX MATRICE 7 SS NAMEN gt acc Me 7 3 2 PERFORMANCE PARAMETERS FOR VERIFICATION cccccecccccccccecececueecnuecaetcaeecaetenetenetsneten2. KPC performance from Analytical Laboratories PTE LTD Oil mist as toluene assessment for BBQ and tandoori cooking hoods inlet and outlet of UVC Ozone air treatment system at Tanglin Club May 2012 Report AC ES 3696 12 e Oil mist as odour assessment for cooker hood exhaust inlet before and outlet after of genmech JIMCO UV filtration system July 2008 Report No AC ES 4622 08 Source emission monitoring for domestic cooker hood May 2002 Report No AC ES 3710 02 Some additional reports on the performance of the technology have been provided by the proposer but they are from industrial installations which are different and not directly comparable to the KPC units Report for the Periodic Monitoring of Emissions to Air Permit No NP3333UU V003 Birds Eye Lowestoft ul 11 Industrial plant for deep frying chicken equipped with a JIMCO UV C emission control Three odour measurements taken simultaneously from before and after the UV C unit documents a 96 97 reduction A 65 96 to 86 odour reduction was measured on an industrial plant for deep frying fish equipped with JIMCO UV C units for odour reduction The odour reduction from installing a KPC in a McDonalds restaurant was measured and calculated to be 93 96 by the proposer but the measurements before and after was not 10 Verification Protocol Comerv FORCE simultaneous and the conditions for the measurements
3. PLAN REQUI lt 5 11 oe TET CC 11 5 2 REFERENCE ANALYSIS AND 14 DATA MANAGEMENT 14 5 4 QUALITY 14 REPOR 14 6 15 6 1 CALCULATION OF PERFORMANCE 15 6 2 EVALUATION OF TEST DATA QUALITY sisi canteens tine wea ee casera E ara e E eed e dr pd 15 6 3 OPERATIONAL PARAMETER SUMMARY 15 6 4 ADDITIONAL PARAMETER SUMMARY nnn 15 7 VERIFICATION SCHEDULE 5 55225222222222222222222222222222222222222222 2222222222 522222222 2522222 16 8 QUALITY 5 55 16 9 REFERENCES T M S n 17 JIMCO Verification Protocol i DANET
4. PM and 8 PM and consist of at least four samples with the KPC alternating on and off Flow and temperature are measured manually before and after the sampling and ozone is measured in the duct when sampling samples with the UV turned on Samples for back ground odour level during production time warm back ground is drawn shortly after kitchen closure Samples for back ground odour level outside production time cold back ground is drawn the following morning before start of activities in the kitchen The pre test will also include the parameter TOC to get indications of the variations according to activities in the kitchen and the odour and if it is affected by the KPC and thereby define if it as a relevant parameter for the test The relevancy could either be a correlation to the kitchen activities to the odour concentration or to a reduction by the KPC Main test The verification test is conducted as the pre test but the number of odour samples shall be at least 9 pair in total and consequently the sampling is conducted over two or three days or evenings 12 Verification Protocol Comerv FORCE The odour back ground concentration is measured once a week for another four weeks to verify if the KPC avoids an increasing level After this period the KPC 15 turned off and operated for another four weeks where the back ground concentration are evaluated by weekly measurements Additionally the emission of
5. REFERENCES ETV Test Centre and Test Organisation Centre Quality Manual Air and Energy Technology FORCE Technology Document version 3 March 2012 FORCE Technology DANAK accreditation no 51 Accreditation to testing Environmental samples Air water soil waste Etc FORCE Technology DANAK accreditation no 65 Accreditation to analyse Environmental samples Air water soil waste Etc European Commission EU Environmental Technology Verification pilot program General Verification Protocol 20 6 2011 17 JI MCO Verification Protocol Appendix A 4 DANETV FORCE Terms and definition The way the target Is affected Environmental technology verification ETV is an independent ETV third party assessment of the performance of a technology or a product for a specified application under defined conditions and adequate quality assurance Evaluation of test data for a technology product for performance Evaluation and data quality The type of material that the product is intended for Generic document that provides rules guidelines or characteristics Method for tests or analysis The effects foreseen by the vendor on the target s in the matrix of Performance claim intended use Performance Parameters that can be documented quantitatively in tests and that parameters provide the relevant information on the performance Generic document established by consensus and approved by a re Standard cognized
6. oil mist is measured in the chimney after the fan by sampling alternating on two filters one with the KPC on and one with the KPC off It is anticipated to be necessary to sample for at least one hour for each filter to sample enough oil mist to quantify it Oil and grease deposits will first of all occur in bending where the air changes direction and two inspection doors shall be mounted in these places one where the deposits are expected and one on the opposite side of the duct from where the deposits can be seen The degree of oil and grease deposits is evaluated by visual inspection once a week in a four week period after the test After this period the KPC is turned off and operated for another four weeks where the deposits are evaluated at least by weekly inspections The inspection doors shall be replaced by new and clean ones after each of the four week periods and the amount of deposits is measured The amount of deposits is quantified by weighing the inspection doors before and after cleaning them with a low boiling solvent e g acetone The solvent are collected and filtered if any particles are present Particles are quantified by weighing the filters and the oil and grease are quantified by weighing the residue after low temperature evaporation of the solvent 13 Verification Protocol 5 2 REFERENCE ANALYSIS AND MEASUREMENT Method Odour OU m Sampling in nalophan bags EPA guideline MEL and analysis by me
7. the hood and the kitchen exhaust ductwork Additional references available at JIMCO KPC A S Ellehaven 4D DK 5900 Rudkoebing Phone 45 6251 5462 Fax 45 6251 5463 E mail jimco jimco dk Website www jimco dk 22 L 3 Nn Solely vwilch PA mS Solely sa e A te V X Satety switch gw 9 RU y Ani gt d qu eee e The KPC B insert consists of a steel frame in 2 different lengths containing 4 to 8 JIMCO lamps extract air to The UV C lamps have a lifetime of approx 10 000 operating hours after which they must be replaced to ensure continued efficiency Connecting box Conneciing box for sadetyredicives fames Maximum exhaust due to clean ductwork v Compact installation needs only limited space v Immediate on off function v Pressure differential guards for fan failure v Competitive installation costs v Low operating and maintenance costs v Option heat reuse v Simple to install in existing hoods Please call us for additional information we shall be pleased to assist you
8. RCE TECHNOLOGY 6 EVALUATION The evaluation includes calculation of the performance parameters evaluation of the data quality based upon the test quality assurance and compilation of the additional parameters 6 1 CALCULATION OF PERFORMANCE PARAMETERS Calculations are done according to generally accepted mathematical and statistical principles such as those described in the standards behind the FORCE Technology s accreditation for emission sampling and analysis 2 and 3 6 2 EVALUATION OF TEST DATA QUALITY The information of the test plan and the test system together with data quality and integrity control will be evaluated against the requirements set in this protocol and the objectives set in the test plan 6 3 OPERATIONAL PARAMETER SUMMARY The temperature around the UV tubes must not exceed 40 C and the air velocity must not exceed 1 m s when passing the UV lamps The air retention time in the ventilation system shall be at least 2 4 seconds to let the ozone react before emission and dilution in the ambient air The activity in the kitchen during the test shall be documented by the sale on a 15 minutes basis which can be supplied from the kitchen 6 4 ADDITIONAL PARAMETER SUMMARY The user manual is currently being revised by the proposer It is recommended to highlight the recommendation of cleaning hoods and ducts before installing KPC and to clearly explain why it is so important for the performance of
9. V FORCE TECHNOLOGY Appendices A Terms and definition B KPC B model Verification Protocol Comerv FORCE TECHNOLOGY 1 INTRODUCTION Environmental technology verification ETV is an independent third party assessment of the performance of a technology or a product for a specified application under defined conditions and quality assurance This document is the protocol to be used for verification of a UV C technology used in hoods and ducts in ventilation air from commercial kitchen cooking hoods 1 1 NAME OF TECHNOLOGY The technology to be verified is 1 2 NAME AND CONTACT OF PROPOSER JIMCO A S Ellehaven 4 A DK 5900 Rudk bing Denmark Contact Jimmy K Larsen E mail jkl jimco dk Phone 45 6251 5456 1 3 NAME OF VERIFICATION BODY VERIFICATION RESPONSIBLE The Danish Centre for Verification of Climate and Environmental Technologies DANETV FORCE Technology DANETV Air and Energy Centre Verification Test Centre DANETV Verification responsible FORCE Technology Ole Schleicher Park Alle 345 E mail osc force dk DK 2605 Br ndby Phone 45 4326 7540 Denmark Cell phone 45 2269 7540 1 4 VERIFICATION ORGANIZATION INCLUDING EXPERTS The verification will be conducted by the Danish Centre for Verification of Climate and Environmental Technologies DANETV which performs independent tests of technologies and products for the reduction of climate changes an
10. ance on the Control of Odour and Noise from Commercial Kitchen Exhaust Systems to help the local authorities to control set up permits and demands for such facilities Regarding deposits the Guidance recommend regular cleaning of the exhaust system depending on the daily operational time The recommended cleaning period is e Every 3 month for heavy use which is 12 16 hours per day e Every 6 month for moderate use which is 6 12 hours per day e Annually for light use which is 2 6 hours per day 3 2 2 State of the art performance There is no State of the art performance for this technology 3 2 3 Selected performance parameters According to the proposer s request the following three performance parameters have been selected 1 Oil and grease deposits in hoods and ducts 2 Emission of odour 3 Emission of particles measured as oil mist The parameters no 1 and 2 are equally important as they are important issues for many commercial kitchens The third parameter is less important for the proposer and for the users of the technology However if the concentration of oil mist can act as an Indicator for the potential deposition of grease and oil during the test it could be important in that respect 3 2 4 Operational parameters The temperature around the UV tubes must not exceed 50 C because the effect from UV radiation decreases with increasing temperature Normally the temperature in commercial kitchen hoods are below this
11. ans of 13 dilution equipment DS EN 13 725 Olfactometr Oil mist mg m Collection on filters EPA guideline MEL Weighing or analysing by 02 VDI 2066 bl 1 means of gas EPA MEL 1 USEPA chromatography method 0010 Deposits of grease and oil Weighing inspections doors No references and or residual from washing inspections doors with solvent Deposits of grease and oil Evaluation Visual inspection No references description and fotos of the deposits TOC Total Organic Carbon ppm Automatic measuring EN 12619 EN bl 3 Indicator tubes Temperature C PT100 thermocouple or a VDI 3511 bl 1 5 NiCr NiAl thermocouple IEC 584 2 584 connected to a digital 2 amd 1 thermometer or datalogger Relative Humidit m h Vane anemometer or 10780 thermal anemometer 5 3 DATA MANAGEMENT Data storage transfer and control must be done in accordance with the requirements described in the Centre Quality Manual 1 5 4 QUALITY ASSURANCE The quality assurance of the tests must include control of the reference system control of the test system and control of the data quality and integrity The test plan and the test report will be subject to review by the technical expert as part of the review of this verification protocol and the verification report see Figure 2 5 5 TEST REPORT The test report must follow the template in the Centre Quality Manual 1 14 Verification Protocol Comerv FO
12. d pollution UV C UV radiations in the C band KPC Kitchen Pollution Control Verification Protocol Comerv FORCE The verification is planned and conducted to comply with the requirements from the emerging EU ETV pilot program 4 The day to day operations of the verification and tests will be coordinated and supervised by FORCE Technology personnel with participation of the proposer A technical expert group is established to support FORCE Technology in planning conducting and reporting the verification and tests and to review plans and reports The organization chart in Figure 1 identifies the relationships of the organization associated with this verification and tests Figure 1 Organization of the verification and tests DANETV Steering Committee DHI Agrotech TI FORCE Technology Delta Organization Management Test Centre Air amp Energy Test Centre Verification sub Test Centre body Test sub body Technical Experts Analytical laboratory The technical expert assigned to this verification and responsible for review of the test plan and test report documents includes William Hansen FLSmidth A S Airtech Technology Development Ramsingsvej 30 2500 Valby Denmark E mail whan flsmidth com Phone 45 3618 1258 1 5 VERIFICATION PROCESS Verification Protocol DANETV FORCE Verification and tests will be conducted in two separate steps as required by t
13. er 10 000 hours of operation 3 1 1 Matrix matrices Ventilation air from commercial kitchen cooking hoods 3 1 2 Purposes Reduction of grease and oil deposits in ducts and emission of particles and odour 3 2 PERFORMANCE PARAMETERS FOR VERIFICATION 3 2 1 Regulatory requirements No direct regulatory requirements for kitchen hood exhaust emissions are known by the Verification Test Centre or by the proposer Indirect regulations for odour nuisances are common in Denmark and most likely in many other countries and some countries have strict regulations for deposits in ventilations systems Several commercial kitchens are situated in cities with short distances from the cooking hood exhaust to neighbours and trespassing people where odour nuisances can be a major issue and consequently many kitchens have to either install odour abatement systems or emit the exhaust air above the roof which can be on top of a house with many floors Verification Protocol Comerv FORCE Some countries have regulations demanding ducts in exhaust systems to be kept clean e g to reduce fire risk which are most relevant for ducts from kitchen cooking hoods where deposits of oil and grease are especially fire risky According to information from the proposer the chimney sweepers in Germany are also responsible for controlling and cleaning exhaust system and consequently they will be inspected and cleaned regularly UK has a Guid
14. fter 10 000 hours of operation The UV C lamps have to be cleaned regularly to maintain their efficiency A frequency of once a week is often enough but depending of the load of oil and grease mist a higher or lower frequency must or can be applied Cleaning is normally done together with cleaning the grease filters in front of the UV C lamps Verification Protocol Comerv FORCE TECHNOLOGY 3 89 89 Occupational health and environment The UV C light is harmful for the eyes and looking directly at the light shall be avoided Consequently the units shall automatically be turned off when removing the grease filters in front of the KPC The UV C produces ozone and to avoid entry of ozone into the kitchen the KPC can and must only run when the ventilations system is on The UV C lamps will automatically be turned off by a pressure sensor if the extraction is lost 4 EXISTING DATA 4 1 SUMMARY OF EXISTING DATA The effect of the technology claimed by proposer is based on the proposers experience with the technology since 1995 and from several investigations where the reducing effect on different parameters has been measured and reported by an independent party The effect on reducing oil and grease deposits are only based on the proposers experience which is documented by pictures of hoods and ducts before and some time after the installation of KPC showing clean surfaces and or decreasing depositions Reports on
15. he EU ETV The steps in the verification are shown in Figure 2 Figure 2 Verification steps Verification sub body sub body Access HN assessment e document 4 group QA References for the verification process are the Centre Quality Manual 1 A verification statement will be issued after completion of the verification 2 OVERALL DESCRIPTION OF TECHNOLOGY GROUP TECHNOLOGY TYPE The technology to be verified is based on the effect from ultraviolet radiation in the C band UV C which covers the wavelength range of 10 280 nm The UV C radiation has a strong germicidal effect on fungi bacteria and viruses and the technology is widely used in hospitals health care facilities and food processing plants shelters prisons and other commercial uses where elimination of biological activity is important The effect of UV radiation is commonly known from sunburns which is caused by the UV radiation in sunlight It is evident that UV radiation has a strong effect on organic matter The UV C radiation is produced in special fluorescent tubes made from quartz glass which is optimized to give the strongest germicidal effect by emitting radiation at 253 7 nm and also radiation at 185 nm which produces ozone from the oxygen around the tubes The UV radiation at 253 7 nm will attack and break down the organic compounds close to the tubes and the produced ozone can do the same but the effect will continue throughou
16. ification and possible biological degradations of oil and grease deposits creates malodour These concentrations are significant compared to the normal odour concentration from normal activities in the kitchen Consequently the hoods and ducts must be thoroughly cleaned and or ducts must be replaced with new and clean ones to achieve the lowest possible background odour concentration Otherwise it will not be possible to evaluate the effect from the KPC Clean ducts are also essential for the evaluation of deposits of grease and oil The proposer needs a reaction time of at least 2 4 seconds for the ozone reaction to take place and this is normally achieved before the exhaust point The fan which normally is situated on the roof is anticipated to be impossible to clean sufficiently to achieve the necessary low background odour concentration and consequently the test must be conducted by measuring odour before the fan To achieve the necessary retention time of 2 4 seconds the ducts before the fan must be extended and some bending must be introduced The test is divided in two parts Part one is a pre test to determine the exact test conditions and part two Main test test of performance parameters Pre test The pre test is performed to evaluate the performance of the KPC regarding reduction of the odour concentration taking the back ground odour into consideration The pre test shall be conducted in the kitchen busy period e g between 6
17. isting grease deposits within the ductwork We recommend that ducts be manually cleaned before installing a KPC B system JIMCO A S is receiver of the EU possible due to lack of space MINIMISE RISI OF LL 1 if our luck runs out The advantages of using a JIMCO KPC system means the traditional problems with air filtration are eliminated Examples are high chimneys electrostatic filters activated carbon filters scrubbers etc Environmental Award 1999 2000 for Cleaner Technology JIMCO KPC V C amp OZONE B Typical Jimco KPC Canopy Unit The combination of UV C light amp Ozone reacts with the grease and odours to produce carbon dioxide water vapour amp polymerised grease dust Trace ozone continually destructs fats grease and odours in the duct Jimco KPC Unit UV Lights located behind the grease filters react with oxygen in the produce ozone n Exhaust air containing vapourised cooking oil water vapour amp entrained fats enters the canopy through M the grease filters 4 Additional advantages 4 v Decreases risk of fire v Tested and dependable equipment v A Reduces odour to the surroundings v use of chemicals or deodorizing oils v use of filters e g active carbon or catalysts v No use of microbiology v Noresidues or liquid substances Y A Eliminates the need to regularly clean
18. limit otherwise the air flow should be increased to lower the temperature The air velocity around the UV lamps Is specified by the proposer to achieve a sufficient retention time for the UV radiations to break bonds in the grease and oil molecules The air retention time in the ventilation system shall be at least 2 4 seconds to let the ozone react before emission and dilution in the ambient air Verification Protocol FORCE DANETV The activity in the kitchen during the test shall be documented by the sale on a 15 minutes basis which can be supplied from the kitchen 3 3 ADDITIONAL PARAMETERS 3 3 1 User manual The user manual and installation guide for the KPC is currently being revised by the proposer and the present version has been evaluated in Table 1 Table 1 User Manual Complete Incomplete No Parameter Ne Not relevant description description description Intended use Performance expected Limitations The proposer strongly recommends clean hoods and ducts before installing KPC but this is very weakly described in the manuals It is recommended to highlight this recommendation in the manuals and clearly explain why it is so important for the performance of the KPC 3 3 2 Hequired resources for operation The required resources for operation are only electricity for the UV lamps some manpower for regularly cleaning of the UV lamps and cost for replacement of the UV lamps a
19. neenney 7 3 2 1 REGULATORY REQUIREMENTS ceccccccccceccccecccccceccececeececeaeeceacecsaceceaeeseaeecsceeceaeeceaeecsacecsacecsaeeceaceceaeenes 7 3 2 2 STATE OF THE ART PERFORMANCE 8 3 2 3 SELECTED PERFORMANCE PARAMETERS ubeS ate 8 3 2 4 OPERATIONAL PARAMETERS 8 2 23 dADENTIONSEPARAMETERS 9 9 3 3 2 REQUIRED RESOURCES FOR OPERATION ccccececccceccccecsccececceceacecsacecsacecsacecseecsasecsaescsasecsacecsceeceaceceaeenss 9 3 3 3 OCCUPATIONAL HEALTH AND ENVIRONMENT ccccccecccccccccaccccaccceacececcacecencececceceacecenceceacesenceceeseeeaceneas 10 4 EXISTING DATA 10 4 1 SUMMARY OF EXISTING anna 10 4 2 QUALITY OF EXISTING DATA nean nnn nn 11 4 3 ACCEPTED EXISTING DATA ceci daa vend saws AVR EVA a e VR VENDOR sav VC VL VN C VV VR ius saan 11 5 TEST
20. standardization body that provides rules guidelines or characteristics for tests or analysis The property that is affected by the product Teen Determination of the performance of a product for parameters 9 defined for the application Evaluation of product performance parameters for a specified Verification application under defined conditions and adequate quality assurance 18 eZ 4 UV C amp OZONE D m JIMCO KPC 1 ES LI d s 4 gt lt M FONE nf il Model Frame incl ballast Using patented UV C amp Ozone technology JIMCO KPC A S specialises in odour grease control the exhaust fan will operate more efficiently The KPC system for odour and grease control uses special lamps that produce UV light and ozone The JIMCO lamps are placed in a steel frame which is installed behind the grease filters in the hood or in case where this is not in an enclosure immediately above the hood Exposure to intensive UV C light and ozone oxidation causes contaminants in the air to be destroyed resulting in the reduction of odour emissions to the surroundings and no grease deposits in the ductwork This process reduces the odour emitted to the surroundings At the same time a small quantity of excess of ozone is generated to maintain the ducts in a clean condition and to destroy previously ex
21. t the exhaust system until all the ozone has reacted or the air is emitted to the ambient air Verification Protocol FORCE JANETV The double bonds in the grease and oil molecules are most likely broken down first as the double bonds are more reactive then the single bonds This results in large molecules being broken down into smaller and smaller molecules Organic deposits oil and grease in the hoods and throughout the whole ventilations system is also attacked by the ozone and the deposits is claimed to be reduced over a period of time due to ultraviolet photo catalytic oxidation and destruction of the organic deposits 3 DESCRIPTION OF THE SPECIFIC TECHNOLOGY FOR VERIFICATION 3 1 APPLICATION AND PERFORMANCE PARAMETER DEFINITIONS The JIMCO KPC utilizes the UV C technology UV radiations in the C band The fluorescent tubes are the germicidal and ozone type which means that they emit the germicidal radiation at 253 7 nm and the ozone producing radiation at 185 nm See Appendix B for specific information pictures and drawings for the KPC technology To achieve the best effect the KPC units are preferably mounted in the hoods just behind the grease filter The UV radiation effect from the fluorescent tubes will decrease over time depending on the quality the environment and how often they are turned on and off The tubes provided from the proposer will still have 85 of the original UV radiation aft
22. the KPC The UV lamps will slowly lose their efficiency and it is recommended to replace them after 8 000 hours of operation The lamps also have to be cleaned regularly for grease and oil deposits at least once a week to maintain their efficiency The UV C light is harmful for the eyes and consequently the KPC units shall automatically be turned off when removing the grease filters in front of the KPC The UV C produces ozone and to avoid entry of ozone into the kitchen the KPC will automatically be turned off by a pressure sensor if the extraction 15 lost 15 Verification Protocol Comerv FORCE TECHNOLOGY 7 VERIFICATION SCHEDULE The overall schedule for the verification is given in Table 2 Table 2 Verification schedule 2012 13 Timing week document Verification protoco Test pla 4 4 4 45 Tet 0 0 0 aa Testrepot J o 48 51 Verification statement 08 0 8 QUALITY ASSURANCE The quality assurance of the verification is described in Table 3 and Figure 2 and the quality assurance of the tests in the test plan Table 3 QA plan for the verification itera Teewica Hep _ Test system at test site Test system and performance audit NI Statement of ee tae Review Verification 16 9 1 2 3 4 Verification Protocol Comerv FORCE TECHNOLOGY
23. ts alternately on and off As the productions in the kitchen vary over the day with a normal maximum around 12 AM to 2 PM and again from 6 PM to 8 PM a number of samples must be drawn in these periods The production may vary even between an on period and an off period and a sufficient number of pairs are necessary to obtain a statistically valid result A sufficient number cannot be defined for sure on beforehand but nine pairs are considered necessary and sufficient In case the variations between results in off periods are very large more samples must be drawn depending on statistical validity desired 5 1 TEST DESIGN The JIMCO KPC is tested on an installation in a commercial kitchen The kitchen has two deep fry stations beside each other in the left side of the kitchen the first is used for French fries and the second for fish and chicken On the right side there is a 11 Verification Protocol Comerv FORCE griddle for meat Each of these three places has its own hood where the KPC can be mounted On the roof the ducts from the three hoods are connected to one common duct before the fan and the exhaust pipe The air flow from the three hoods can be adjusted by valves Preliminary odour measurements have shown relatively high concentrations in the exhaust system without any activity in the kitchen background odour level which is attributable to depositions of grease and oil in the hoods and ducts rancid
24. with and without the KPC was too different to justify a calculation of the reduction It is considered that the ability to reduce odour JIMCO KPC technology has been documented by the supporting documents but the efficiency has not been sufficiently documented 4 2 QUALITY OF EXISTING DATA The quality of the existing data valid directly for the JIMCO KPC system is poor and cannot be used for the verification but only to support the assumed performance claimed by the proposer Some of the data for the industrial use of the JIMCO UV C technology are high quality and reliable data but as they are not valid for the KPC they can also only support the assumed performance claimed by the proposer even though they seem to document the odour reducing effect of the technology 4 3 ACCEPTED EXISTING DATA None of the existing data can be used directly for the verification Some of the data documents a possible effect of the technology but the test condition and measurement methods has not been adequate and cannot support unambiguous conclusions about the performance 5 TEST PLAN REQUIREMENTS The test must include measurements of the odour concentration and the concentration of particles oil mist before and after the UV C treatment but as the KPC units are mounted in kitchen hoods it is not possible to take representative samples before the units Instead the measurements must be conducted with a series of samples with the UV C uni
Download Pdf Manuals
Related Search