GE Severe Service Valves masoneilan lincolnlog valve Technical Specifications
Contents
1. Bolted Standard Extension m Body and Bonnet Materials carbon steel 316 stainless steel chrome moly others m Trim Plug type multi step axial flow 3 4 and 6 stages Seat type quick change integral with plug liner 1 amp 1 5 sizes metal seat soft seat Guide heavy top guided liner CV ratio see Flow Capacity tables page 7 Flow characteristics Modified linear see page 8 m Actuator Type Spring diaphragm Spring return cylinder Double acting cylinder Handwheel Optional Optional designs are also available such as larger sizes higher pressure ratings special materials or additional trim stages as required Consult factory for design details and specifications Numbering System 1st 2nd SZ mm Body i No of er Optional Actuator Type Series JET PE Stages Trim Size Configuration 20 Top Mounted 1 Globe 4 Axial Flow High 3 Three Optional Trim F Forged MARLiaRHoncH Aci 7 Angle Li i ca Trim A Balanced Body Design 87 Spring Diaphragm Hard Seat EB Extension Air to Close Trim B Balanced Bonnet 88 Spring Diaphragm narazen Air to Open Trim C Balanced 84 Cylinder Spring Return RArdasok Direct Air Trim A Balanced Soft to Close Single Seat oi Feie Trim B Balanced Soft Seat 85 Cylinder Spring Return 86 Reverse Air to Open Single or Double Acting Fail to Close Cylinder Double Acting Without Springs Air to Open o2. bar 2000 138 1000 69 200 F 300 F 400 F 500 F 600 F 700 F 93 C 149 C 204 C 260 C 316 C 371 C Temperature Range in F C Ratings Connections O RF Flanged Socket Weld O Threaded ART Joint E Butt Weld Valve Size Pressure Class inches DN 600 900 1500 2500 e o oom oom osom ueos Qam m Qam Qam uam Qam Qam m Qam 1 Sizes ratings and end connections are available in both globe and angle body styles 2 Pressure classes shown represent ASME ANSI ratings and equivalent PN ratings Flow Capacity and F Satandard Capacity 3 Stage Design Flow Characteristic MODIFIED LINEAR Valve Size Orifice Diameter Travel Trim C Min Cont Ci Inches Inches Inches a f e f o ona e fafa s is e poa 25 ea Pz so 150 ssi se ses o a5 3 _so 225 se e 18 2 P a0 288 se 7s si fu e 4 e sso ie o 100 254 os oe so e sse o ss me us 90 10 Satandard Capacity 4 Stage Design Flow Characteristic MODIFIED LINEAR Valve Size Orifice Diameter Travel i i Trim C Inches DIN Inches mm Inches mm Satandard Capacity 6 Stage Design Flow Characteristic MODIFIED LINEAR Valve Size Orifice Diameter Travel i i Trim C Inches DIN Inches mm Inches mm Flow Characteristics The LincolnLog trim provides a smooth modified linear control characteristic with cleara
3. GE Oil amp Gas 78400 18400 Series Masoneilan LincolnLog High Pressure Anti Cavitation Control Valves imagination at work Contents OC EUROS sc nio AE cre e i i 3 GeneraliData i ernia e ccnnenniaig 4 Numbering SYSTEM oacccccccsssssssssseccccccssssssssssecsessesssssuseeeceecesssssneeesseees 5 Temperature Range Seat Leakage 5 Balance Seal Pressure and Temperature LiMitS 6 Ratings COMMECTIONS ceccsssesssssssesssssuesssssssessseesuusssssseeeessesiusnen 7 Flow Capacity and FL FIOWChAracteristieShu a rar baal stu i Trim Seat PrIOtections urti lio ioni 8 Features The Masoneilan LincolnLog is the premier high pressure liquid letdown valve in the process control industry It is a field proven severe service solution for cavitating and erosive applications in various industries The LincolnLog is uniquely designed to operate reliably in harsh environments and dirty liquids Key design features of the LincolnLog include Cavitation Elimination The multi step flow path created by the LincolnLog trim design reduces the pressure drop in multiple stages without allowing the local pressure to drop below the fluid vapor pressure thus preventing cavitation These active stages throttle in unison to avoid taking the full pressure drop across any individual stage Dirt Tolerant Wide flow paths in the LincolnLog allow free passage of large particles through t
4. ating surfaces are controlled eliminating seat damage Valve Sizing Guidelines General LincolnLog multi stage control valves can be sized using either standard IEC ISA equations or using the latest Masoneilan sizing and selection software program Noise Predictions Valve noise calculations can be performed using the Masoneilan sizing and selection program based on the latest IEC equations The serial stage construction of the LincolnLog design helps to significantly reduce trim noise Calculating the noise at the last stage of the LincolnLog trim will closely approximate the overall valve noise produced Pressure drop across the last stage can be derived from the table below and used in the noise calculations Staging Ratios amp Pressure Drop Guidelines Trim Selection As indicated in the table below the LincolnLog is available in various standard trim types and number of stages Each trim style provides different staging ratios and different pressure drop percentages per stage Recommended limits for AP per stage are 800 psi 60 bar for continuous duty cycle applications and up to 1000 psi 70 bar AP per stage for intermittent service The recommended operating throttling AP limits are also shown in the table below Engineered Solutions For flashing service the expansion ratio of the fluid will determine the appropriate staging ratio to apply Non standard staging ratios can be supplied for compressible two phase f
5. he unique trim and body design without causing any damage or loss of capacity This ensures continuous and efficient operation by eliminating concerns of potential clogging due to entrained particles The LincolnLog is a proven problem solver in dirty service applications Heavy Plug Guiding Guiding is provided along the full length of the plug by a hardened liner which minimizes any vibration effects and results in excellent dynamic stability This helps to improve product yield through accurate and smooth process control Versatile Trim Options Standard LincolnLog trim is available in 3 4 and 6 stages with different staging ratios to cover the vast majority of high pressure liquid letdown services 2 Valve Sizing Guidelines oss csseesesssccsoonssisecensdecnonssussesesesonsvsssateces 9 Staging Ratios and Pressure Drop Guidelines 9 Materials of COMStrUCTION eeeseesssssssssssssseccceceeeeeeeceeeennsnnnnee 10 SOTESCALDESIONs nations 21 DIMENSIONS iano 22 Weights ci It Accessories and Options SCICSOT COS Seas i den a ia Masoneilan can also provide engineered solutions consisting of additional stages to satisfy specific ap plication requirements The LincolnLog is available with both balanced and unbalanced plug designs for greater application flexibility Protected Seat Design Overlap is designed into the trim at low lift to keep high velocity flow away from the valve seat Thi
6. high Excessive pressure rise Impeller rubbing Inadequate lubrication Excessive lubrication Excessive pressure rise Coupling misalignment Misalignment Impellers rubbing Worn bearings gears Unbalanced or rubbing impellers Driver or blower loose Piping resonance Impeller stuck Broken seal Check by tachometer and compare with speed on Roots Order Acknowledgement Compare actual rotation change driver rotation if wrong Check piping valve silencer to assure open flow path See Item 1 Check inlet vacuum and discharge pressure and com pare these figures with specified operation conditions on order See Item 3 Check inside of casing for worn or eroded surfaces caus ing excessive clearances See Item 1 See Item 5 Inspect outside of cylinder for high temperature areas then check for impeller contact at these points Look for excessive scale build up Correct blower mounting drive alignment Check oil sump levels in end covers Check oil levels If correct drain and refill with clean oil or recommended grade See Item 5 Check carefully Realign if questionable See Item 14 See Item 10 Check gear backlash and condition of bearings and replace as indicated Scale or process material may build up on casing and impellers or inside impellers Remove build up to restore original clearances and impeller balance Tighten mounting bolts accurately Determine whether standing wave pressure pulsation
7. low or flashing conditions not covered by the standard trim Please consult Masoneilan for proper sizing and design of engineered solutions for these types of applications Maximum Recommended Throttling AP Pressure Drop per Stage No of Stages Staging Trim Type Ratios 2 Stages Continuous Service Intermittent Service Fraction of Total AP psi bar m e e aa 1 1 2 4 o o5 1885 Ea 1 1 1 1 2 3 1 1 1 1 2 4 1 Staging ratios provide approximations of the relative area ratios for each specific trim type As an example a staging ratio of 1 1 2 indicates that the final stage for that trim type has approximately twice the area of the first two stages 2 Staging ratios do not have any relative correlation between the different trim types 3 Recommended limits for AP per stage are 800 psi 60 bar for continuous duty cycle applications and up to 1000 psi 70 bar AP per stage for intermittent service 10 Item Number Quantity Used Identification 1 Oo toy Gg ai ie 14 16 17 18 21 22 23 Cir 29 30 30A Sil 34 35 36 57 42 43 44 69 70 74 87 92 100 101 105 109 141 181 182 184 185 186 88 194 196 197 198 203 2 N Ne Ne NNB HB a e e e a ao e N N n Fe wo io OA is Rhere e gt no Ba t GN Sc Bee Table 4 TRI NADO TM Parts List Headplate Cylinder Gearbox End Cover Impeller Bearing Clamp Plate Gear Shaft Gear End D
8. nce flow capacity over the initial 15 of valve travel as shown LincolnLog GE NAVE in the generic chart and table at right 100 Incorporation of the multi stage clearance flow design concept prevents high pressure drops across s0 the LincolnLog seating area while throttling at low ta lifts This feature helps to extend trim life signifi 2 cantly resulting in dependable and tight shutoff 3 40 whenever required It also improves the throttling bi control stability and performance at low lifts while 20 providing smooth accurate and continuous capacity control from 15 to 100 plug travel Controllability 0 di 10 extends from the Maximum Rated CV to the of Rated Travel Minimum Controllable CV for any valve size resulting in typical turndown ratios of 50 1 ee Max CV Clearance Flow Only Trim Seat Protection The clearance flow feature described in the previous section is achieved through the trim overlap design illustrated below LincolnLog Trim Overlap Seat Protection Feature D LS Flow Direction 5 Direction 0 15 of Plug Travel 15 100 of Plug Travel Trim overlap with the valve in the There is much greater flow area through closed or low lift positions the valve seat versus the plug notches As a result pressure drop and velocities across the critical se
9. r Air to Close Action Temperature Range Seat Leakage Trim Type Seat Type Unbalanced ValveSizes Sizes 1 5 to 8 40 to 200 Additional stages are available to meet specific oper ating conditions Please consult Masoneilan 25 Metal Seat Trim C Balanced Soft Seat Trim A Unbalanced Hard Seat Trim B Unbalanced Hard Seat Trim C Unbalanced Hard Seat Temperature Range Range Temperature Range re ro 20 F 29 0 Metal Seat 20 F 29 C 600 F 316 C Unbalanced Metal Seat 20 F 29 C 600 F 316 C 600 F 316 C Seat Leakage Class V See Note 3 2to8 50 to 200 Balanced or Soft Seat 20 F 29 C 450 F 232 C VI Unbalanced 1 Designs for higher or lower temperatures are available Please consult Masoneilan 2 Seat leakage class ratings per IEC 534 4 and ANSI FCI 70 2 Class V seat leakage is standard and Class VI is optional 3 Optional block valve tight shutoff per MSS SP 61 also available 4 Max temp limit of 600 F 316 C with unbalanced trim requires use of optional flexible graphite packing or an extension bonnet Balance Seal Pressure and Temperature Limits LincolnLog 78400 18400 Balance Seal Pressure Temperature Application Range 7000 483 6000 414 5000 345 4000 276 PTFE Fluoroloy A21 3000 207 with Elgiloy Spring an PTFE Back up Rings Pressure in psi
10. riven Shaft Opposite Gear End Key coupling Shim Set Gasket Gearbox End Cover Lock Washer clamp plates Cap Screw Hex Head clamp plates Seal Drive Shaft Seal Inboard Lifting Lug Cap Screw Hex Head covers plates Cap Screw Hex Head lifting lugs Bearing Spherical Roller Name Drive Screw Round Head nameplates arrow Dowel Pin gearbox alignment Vent Plug Cap Screw Socket Head impeller Taper Pin impeller Label WHISPAIR Pipe Plug headplate Pipe Plug gearbox end cover cylinder Rotation Arrow Sight Plug Oil Level Label Identification Dowel Pin Pull Out headplate alignment Lock Nut gears bearings Shaft Gear End Drive Piston Ring Seal Slinger Opposite Gear End Cover Plate Cylinder Cap Screw Hex Head cover plate Slinger Gear End Cap Screw Button Head slinger Washer slinger Washer Wavy Spring Anti rotation Pin Washer Cap Screw Hex Head slinger Close Nipple vent plug Pipe Coupling vent plug Flat Washer slinger Trouble Shooting Checklist No flow Low Capacity Excessive Power Overheating of bearings or gears Vibration Driver stops or will not start Excessive breather blowby or excessive oil leakage to vent area 1 NS UN Na 19 20 21 22 Speed too low Wrong rotation Obstruction in piping Speed too slow Excessive pressure rise Obstruction in piping Excessive slip Speed too
11. s are present in the piping Refer to Sales Office Check for excessive hot spot on headplate or cylinder See Item 10 Look for detective shaft bearing and or gear teeth Replace seals 11 GE Oil amp Gas Roots Blowers Compressors and Controls Houston Texas Headquarters U S Toll Free T 1 877 363 7668 T 1 832 590 2600 Connersville Indiana Operations U S Toll Free T 1 877 442 7910 T 1 765 827 9285 Waukesha Wisconsin Operations T 1 262 650 5965 Email Rootscontrols ge com European Operations T 44 0 1695 52600 Email roots europe ge com USA Canada Sales T 1 773 444 3360 Houston Texas Factory Service T 1 713 896 4810 Mexico City Sales and Factory Service T 52 55 5889 5811 Dubai Sales and Factory Service T 971 4 8855481 Malaysia Sales T 60 3 2267 2600 China Sales T 86 10 8486 2440 Shanghai Factory Service T 86 21 5858 7638 Visit us online at www geoilandgas com valves 2013 General Electric Company All Rights Reserved Denotes trademarks of General Electric Company GEA19511 ILRB_3007 04 2013
12. s helps to avoid seat erosion and extends the operating life under high pressure drop conditions Reliable Tight Shutoff Standard seat leakage rating for the LincolnLog meets IEC 534 4 and ANSI FCI 70 2 Class V shutoff An optional soft seat design provides Class VI bubble tight shutoff It includes a patented sliding metal collar design which protects the soft seat from extruding and serves as a back up seating surface The LincolnLog can also be supplied with block valve tight shutoff per MSS SP 61 Ease of Maintenance LincolnLog s simple top entry design includes quick change trim for easy access and removal The integral liner and seat ring also reduces the number of compo nents and simplifies assembly and disassembly NACE and PED Compliance The LincolnLog is available for Sour Service Applications using the design and construction methods defined in NACE Standard MR0103 Product configurations for ap plications requiring compliance to MR0175 2003 or ISO 15156 are also available upon request The LincolnLog is also designed for compliance with Pressure Equipment Directives PED requirements General Data m Flow Direction Standard Flow to open m Body Type cast or forged globe style cast or forged angle style Sizes 1 to 8 DN 25 to DN 200 Ratings ANSI Class 600 to 2500 ISO PN 100 to 420 API 5000 to 10000 End connections RFF RTJ socket weld butt weld threaded print flanges forgings m Bonnet Type
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