API 682 4th edition piping plans

132 Pages·2014·6.24 MB·English

Thecompleteguidetoallplansforsupplyingmechanicalseals Relyonexcellence
API 682 4th edition
piping plans
Introduction
Asealingsystem,consistingof Thisguidingbookletprovidesacondensed Remark
amechanicalsealandanassociatedsupply overviewofallpipingplansestablishedby
systemthatisbalancedbyindividual theAPI6824theditionguidelines.Each Theconfigurationslistedforeachindividual
applications,istheutmostguaranteefor illustratedpipingplanisbrieflydescribed, pipingplanaretobeunderstoodas
areliablesealingpointanduninterrupted andarecommendationthatconsidersthe recommendationsincludingpossible
pumpservice.Theperformanceoftheseal mediacharacteristicsintermsofthe utilizationswhichmayalsobeapplied.
isgreatlyinfluencedbytheenvironment relevantapplicationandcorresponding
aroundthesealfaces,makingtheprovision configurationsisgiventohelpyoureliably
ofsuitable,cleanfluidsaswellas selectyoursealingsystem.
amoderatetemperatureanessentialtopic.
Furthermore,wehaveenriched
thisbooklet'scontentbyprovidingclues
–so-called ‘remarksandcheckpoints’–
wherewesharetheexperienceswehave
gainedfrommultipleequippedplants.
OverviewonAPIpipingplans-locationandcharacteristics
Processside Betweenseals Atmosphericside
Plan01Internalcirculationinpump Plan52 Bufferliquidreservoir Plan51 Dead-endquenchreservoir,
verticalpumps
Plan02Deadended,cleanmedium Plan53A Barrierliquid,reservoir
Plan61 Tappedconnections
Plan03Taperedsealchamberbore Plan53B Barrierliquid,bladder
forpurchaser'suse
accumulator
Plan11Circulation,pressureincrease
Plan62 Externalquench
Plan53C Barrierliquid,piston
Plan12Circulation,pressureincrease
accumulator Plan65A Leakagecollectionandalarm,
+strainer
reservoir
Plan54 Externalbarrierliquidsystem
Plan13Circulation,venting
Plan65B Leakagecollectionandalarm,
Plan55 Externalbufferliquidsystem
Plan14Circulation,venting, reservoir
Plan11+13,verticalpumps Plan71 Tappedconnections
Plan66A Leakagedetectionandalarm,
forpurchaser'suse
Plan21Circulationviacooler twobushings
Plan72 Buffergassystem
Plan22Circulationviacooler,strainer Plan66B Leakagedetectionandalarm,
Plan23Forcedloopviacooler Plan74 Barriergassystem orificeplug
Plan75 Leakagecollectionandalarm,
Plan31Circulation,cycloneseparator
reservoir Engineered
Plan41Circulation,cycloneseparator
Plan76 Vaporleakagetoflare
+cooler
Plan99 Engineeredtocustomer’s
Plan32Externalflush specifications
Colorkey Symbolslibrary
Planlocation: Instrumentsymbols Equipmentsymbols
Processsideplans
FO Floworifice Bladderaccumulator
Betweensealsplans
Atmosphericsideplans LI Levelindicator Pistonaccumulator
Seals: LIT Leveltransmitterwithlocalindicator Cycloneseparator
Stationarysealparts Differentialpressuretransmitter Filter,coalescing
Matingring(stationary) PDIT withlocalindicator
Rotarysealparts Floworifice
PI Pressureindicator
Sealring(rotating)
Sealcooler
Pressuretransmitterwithlocal
PIT
indicator
Strainer,Y
Pumpmedium TI Temperatureindicator
Valve,normallyopen
Temperaturetransmitter
TIT withlocalindicator Valve,normallyclosed
HLA Highlevelalarmsetpoint Valve,needle
LLA Lowlevelalarmsetpoint Valve,check
NLL Normalliquidlevel Valve,pressurecontrol
Valve,pressurerelief
EagleBurgmanninprofile EagleBurgmannandAPI682
EagleBurgmannisoneoftheinternationally Weofferourcustomersthewidestproduct
leadingcompaniesforindustrialsealing portfolioofsealsandsealsupplysystems
technology.Ourproductsareusedwherever accordingtoAPI6824thedition.
safetyandreliabilityareimportant:intheoil
andgasindustry,refiningtechnology,the
petrochemical,chemicaland Asealingprovideryoucancounton
pharmaceuticalindustries,foodprocessing,
power,water,mining,pulp&paperand Morethan21,000EagleBurgmann
manyothers.Morethan6,000employees API-sealsandsystemsareinstalled
contributetheirideas,solutionsand world-wide.
commitmenttowardsensuringthat
customersallovertheworldcanrelyonour EagleBurgmannSPB6sealsupplysystemPlan53B
sealsandservices.
Learnmore
aboutourproducts:
eagleburgmann.com/api682 EagleBurgmannrangeofbalancedpusherandmetalbellowsmechanicalsealsacc.toAPI6824thed.
Sealchamberdetails
2 3 4 1 Inlet
1
2 Flush(F),plugged(forpossiblefuture
circulatingfluidorforventingonverticalpumps)
3 Quench(Q)
4 Drain(D)
5 Sealchamber
5 Exampleseal:EagleBurgmannAPItex-S
singlepushermechanicalseal.
A
A Internalrecirculation
Process side Plan 01
Plan 01
ApplicableEagleBurgmannseals
Category1
Configuration1CW-FX:
APItex-S
Configuration2CW-CW:
APItex-T
Configuration3CW-FB:
APItex-T
Learnmore
aboutourproducts:
eagleburgmann.com/api682
Features Application Remarks,checkpoints
• • •
Plan01doesnotneedanyexternal Generallyusedforhorizontalpumps. Theflowoftheflushfluidmustbe
•
piping. Highlyviscousfluidswhichtendto sufficienttoremovetheheatfromthe
•
Actsasaninternalflushinglineforthe thicken,solidifyorpolymerize. mechanicalsealchamber.
• •
mechanicalseal. MoreapplicabletoANSIpumps. UnlikeinPlan11,theflushisseldom
•
Preventshighlyviscousfluidsfrom directedoverthesealfaces.
•
freezing/polymerizingatlower Notrecommendedfordirtyproductsas
temperaturesbecausetheflushinglineis theywilltendtoclogtheflushingline.
•
notexposedtotheatmospherelikein Notapplicableforverticalpumps.
Plan11.
Plan 01
Integral(internal)recirculation
fromthepumpdischargetothe
sealchamber.
Pumpmediacharacteristics
•
Highlyviscousmediawithatendencyto
congealorpolymerizewhencooled.
Configurations Location,function
•
1CW-FX, Processside
•
2CW-CW, Flushingandcooling
3CW-FB
1CW-FL*,2CW-CS*,3CW-BB*,3CW-FF*,
3NC-FB*,3NC-BB*,3NC-FF*
*Possible,seeremarkonpage2.
Sealchamberdetails
3
2 1
4 5 1 Flush(F),plugged(forpossiblefuturecirculating
fluidorforventingonverticalpumps)
2 Vent(V),ifrequired
3 Heating/coolinginlet(HIorCI),heating/cooling
outlet(HOorCO),ifrequired
4 Quench(Q)
5 Drain(D)
6 Sealchamber
Exampleseal:EagleBurgmannLY9TC
6
singlestationarymetalbellowsmechanicalseal.
A
A Flushconnectionplugged
Process side Plan 02
Plan 02
ApplicableEagleBurgmannseals
Category1 CCaatteeggoorryy22//33
Configuration1CW-FX: Configuration1CW-FL: Configuration3NC-FB:
APItex-S H75VA4-S,LL9UC,LEK777,SH,LY9SA, HRGS-DD,LNF992
Configuration2CW-CW: MBS682,LY9TC Configuration3NC-BB:
APItex-T Configuration2CW-CW: CGSH-KD
Configuration2NC-CS: H75A4-T,LL9DTUU,LL9DJUU,LY9DTSS, Configuration3NC-FF:
H75LG4-C MBS682-PTA,LY9DZTT RGS-D
Configuration3CW-FB: Configuration2CW-CS:
APItex-T H75A4-C,LL9DTUE,LL9DJUE
Configuration3NC-BB: Configuration2NC-CS:
CGSH-KD H75LG4-C
Configuration3CW-FB:
H75A4-T,LL9DTUU,LL9DJUU,LY9DTSS,
MBS682-PTA,LY9DZTT
Configuration3CW-BB:
H75A4-B,LL9DKUU,LY9DZSS,MBS682P-D
Configuration3CW-FF:
LL9DSUU,SH-D,LY9DSTT
Learnmore
aboutourproducts:
eagleburgmann.com/api682
Features Application Remarks,checkpoints
• • •
Doesnotneedanyexternalpiping. Largeboresealchambers,preferably Thevaporpressuremarginintheseal
•
Coolingwaterorlowtemperaturesteam withacoolingjacket. chambermustbeconsideredcarefullyin
•
canbeusedinthesealchambercooling Lowspeedpumps. ordertoavoidflashing.
• •
jackettodecreasesealchamber Generallypopularinchemicalindustry. Providea12o'clockventwhenusedwith
temperature. horizontalpumpswithcylindricalseal
•
UsedincombinationwithPlan62steam chambers.
•
quenchforhotprocessmedia. Alwaysuseacooling/heatingjacketfor
cylindricalsealchambers.
•
Regularmaintenanceandcleaningofthe
coolingjacketisrecommendedasthey
arepronetofoulinginhightemperature
applicationsandalsotendtobecome
ineffectiveoveraperiodoftimedueto
poorcoolingwaterquality.
Plan 02
Dead-endedsealchamberwith
norecirculationofflushedfluid.
Flushconnectionsplugged.
Pumpmediacharacteristics
•
Cleanfluidswithlowtemperaturesand
higherspecificheat.
•
FluidswhichhaveadequatePTM
(producttemperaturemargin).
Configurations Location,function
•
1CW-FL,1CW-FX, Processside
•
2CW-CW,2CW-CS,2NC-CS, Lubrication
3CW-FB,3CW-BB,3CW-FF,3NC-FB,
3NC-BB,3NC-FF
Sealchamberdetails
4 1 2 3 1 Flush(F),plugged(forpossiblefuture
circulatingfluidorforventingonverticalpumps)
2 Quench(Q)
3 Drain(D)
4 Sealchamber
Exampleseal:EagleBurgmannAPItex-S
singlepushermechanicalseal.
B
A
A Taperboredesignofsealchamber
B Flushconnectionplugged
Process side Plan 03
Plan 03
ApplicableEagleBurgmannseals
Category1 Category2/3
Configuration1CW-FX: Configuration1CW-FL: Configuration3NC-FB:
APItex-S H75VA4-S,LL9UC,LEK777,SH,LY9SA, HRGS-DD,LNF992
Configuration2CW-CW: MBS682,LY9TC Configuration3NC-BB:
APItex-T Configuration2CW-CW: CGSH-KD
Configuration2NC-CS: H75A4-T,LL9DTUU,LL9DJUU,LY9DTSS, Configuration3NC-FF:
H75LG4-C MBS682-PTA,LY9DZTT RGS-D
Configuration3CW-FB: Configuration2CW-CS:
APItex-T H75A4-C,LL9DTUE,LL9DJUE
Configuration3NC-BB: Configuration2NC-CS:
CGSH-KD H75LG4-C
Configuration3CW-FB:
H75A4-T,LL9DTUU,LL9DJUU,LY9DTSS,
MBS682-PTA,LY9DZTT
Configuration3CW-BB:
H75A4-B,LL9DKUU,LY9DZSS,MBS682P-D
Configuration3CW-FF:
LL9DSUU,SH-D,LY9DSTT
Learnmore
aboutourproducts:
eagleburgmann.com/api682
Features Application Remarks,checkpoints
• • •
Doesnotneedanyexternalpiping. Pumpswithtaperboresealchamberand Nottobeusedwithcylindricalboreseal
•
Coolingofthemechanicalsealand withoutthroatbushing. chambers.
• •
ventingofthesealchamberisafunction Applicationswheremechanicalsealheat Exercisecautionforapplicationsinvolving
ofthegeometryorflowenhancement generationisnotverysignificant. highsealchambertemperaturesaswell
•
featuresofthesealchamber. Applicationswheresolidsmaytendto aspressures.
collectinatraditionalcylindricalbore
sealchamber.
•
GenerallyusedforANSIpumps–with
Category1seals.
Plan 03
Circulationbetweentheseal
chamberandthepumpcreatedby
thedesignofthesealchamber.
Flushconnectionsplugged.
1
Pumpmediacharacteristics
•
Suspendedsolids
•
Lowtemperatureandpressure
Key Configurations Location,function
•
1 Flush(F),plugged(forpossiblefuture 1CW-FL,1CW-FX, Processside
•
circulatingfluidorforventingonvertical 2CW-CW,2CW-CS,2NC-CS, Lubrication
pumps).
3CW-FB,3CW-BB,3CW-FF,
3NC-FB,3NC-BB,3NC-FF
Sealchamberdetails
5 1
2 34 1 Fromhighpressureregionofpump
(pumpdischargeorpumpdischargepiping)
2 Flush(F)
3 Quench(Q)
4 Drain(D)
5 Sealchamber
Exampleseal:EagleBurgmannH75VA4-S
singlepushermechanicalseal.
A
A Flowcontrolorifice
Process side Plan 11
Plan 11
ApplicableEagleBurgmannseals
Category1 Category2/3
Configuration1CW-FX: Configuration1CW-FL: Configuration3CW-BB:*
APItex-S H75VA4-S,LL9UC,LEK777,SH,LY9SA, H75A4-B,LL9DKUU,LY9DZSS,MBS682P-D
Configuration2CW-CW: MBS682,LY9TC Configuration3CW-FF:*
APItex-T Configuration2CW-CW: LL9DSUU,SH-D,LY9DSTT
Configuration3CW-FB: H75A4-T,LL9DTUU,LL9DJUU,LY9DTSS, Configuration3NC-FB:*
APItex-T MBS682-PTA,LY9DZTT HRGS-DD,LNF992
Configuration2CW-CS: Configuration3NC-BB:*
H75A4-C,LL9DTUE,LL9DJUE CGSH-KD
Configuration3CW-FB: Configuration3NC-FF:*
H75A4-T,LL9DTUU,LL9DJUU,LY9DTSS, RGS-D
MBS682-PTA,LY9DZTT
Learnmore
aboutourproducts:
*Possible,seeremarkonpage2. eagleburgmann.com/api682