調(diào)壓站系統(tǒng)運行維護-psa16018操作手冊

項目名稱Project1000-1200MWCombinedCycleProjectinHaveli,赫1230MW燃?xì)饴?lián)合循環(huán)電站項設(shè)備名稱Fuelgasreducingstation項目號操作手Operating&Maintenance供貨商DalianEnergasGas-System 系統(tǒng)設(shè)計SYSTEM 用途 說明 功能 儀表控制說明DESCRIPTIONOFINSTRUMENTATION& 健康和安全HEALTHAND 安全警告Safety 安全措施Safety 組成設(shè)備的操作說明ComponentOperating 附件文件Appendices 安裝說明INSTRUCTIONSFOR 操作說明INSTRUCTIONSFOR 單元INLET 主要功能Main 主要設(shè)備Main 計量單元METERING 主要作用Main 主要設(shè)備Main 主要功能Main 主要設(shè)備Main 調(diào)壓單元REGULATING 主要作用Main 主要設(shè)備Main 主要功能Main 燃燒系統(tǒng)Combustion 水浴爐控制系統(tǒng)controlsystemofthe 運行操作 注意事項 主要設(shè)備Main 儲罐單 主要功能Main 主要設(shè)備Main 放散單元VENT 主要功能Main 主要設(shè)備Main 啟動和停車START-UP/SHUT 啟動程序START-UP 停車程序SHUTDOWN 正常停車NormalShut 緊急停車EmergencyShut 說明 氮氣置換N2 定期檢修計劃PROGRAMOFPREVENTIVE 主要設(shè)備的說明MAINTENANCEINSTRUCTIONFORMAIN 壓力容器的說明MaintenanceInstructionforpressure 故障檢修Trouble 保養(yǎng)Maintenanceand 控制柜的與保養(yǎng)Routine 系統(tǒng)設(shè)計SYSTEM用途此氣調(diào)壓站用于燃?xì)廨啓C所需氣的凈化，調(diào)壓，計量和加熱。氣中可Thepurposeofthefuelgasreducingstationiscleaning,pressurereducing，meteringandheatingthefuelgasthatisconsumedbythegasturbines.Thefilterscanseparatedebrisorotherparticlesthatmaydamagethegasturbine.安裝位置最大氣體流量Flowrate:室外/陸地:燃?xì)鈮毫nlet:出口燃?xì)鈮毫utlet安裝位置最大氣體流量Flowrate:室外/陸地:燃?xì)鈮毫nlet:出口燃?xì)鈮毫utlet:設(shè)計壓力Design環(huán)境溫度Ambient10(儀表氣和放散管:ng℃燃?xì)鉁囟菼nletTemp.:℃出口燃?xì)鉁囟萇utlet:℃設(shè)計溫度Design氣成分Fuelgas:℃COMPOSITION(mole-MethaneEthanePropaneButaneandHeavierNitrogenCarbonDioxideTotalSulhur,20grains/100HydrogenSulfide,1grain/100Solidparticlesize,10HydrocarbonDewPoint,Watercontent,78GrossCalorific950to1000±5%withcompositionforcomponentno.1toGaspressureatinterface:34.5-48.3Gastemperatureatinterface:35degF-90degThefuelgasreducingstationiscomposed 單元INLETUNIT計量單元METERING過濾單元FILTERCOALESCEREGULATINGREGULATINGUNITFORBATHHEATER水浴爐單元WATERBATH冷凝儲罐單元CONDENSATE放散塔VENT功能Themainfunctionofthefuelgasreducingstation過濾分離氣中的顆粒和液滴Separatingandfilteringparticlesanddropletsfromthefuel將氣的壓力調(diào)節(jié)到燃?xì)廨啓C所需的壓力Reducinggaspressuretoavaluerequiredbygas計量氣消耗量TheultrasonicmetercanmeterthegasforgasturbineHeatinggastogasturbine收集和臨時分離出的液體CollectingtheseparatedliquidandstoringitDESCRIPTIONOFINSTRUMENTATION&根據(jù)氣調(diào)壓站的工藝要求，配備相應(yīng)的儀表，包括壓力變送、溫度檢測、氣動傳信號送到PLC控制柜，實現(xiàn)整個系統(tǒng)監(jiān)測和自動控制。Instrumentsandelectricequipmentsareinstalledonthisfuelgasreducingstation,displayinglocallyortransmittingsignalstoPLCorelectricheatcontrolpanelforsystemmonitoringonlineandcontrollingautomatically.Localinstrumentsarewiringtolocalexplode-proofjunctionbox,thentoPLCpanel.Refertor’ssfordetailinformationaboutinstruments,electricequipmentsandcontrolvalves.HEALTHAND安全警告Safety當(dāng)氣調(diào)壓站已經(jīng)進入氣及首次啟動后，下列事項必須嚴(yán)格執(zhí)行，否則會導(dǎo)致設(shè)備損壞，甚至造成人員受傷或人員！Thefollowingsmustbecompliedwithstrictlyaftertheskidhasbeenpressurizedwithnaturalgasandfirststart-up,otherwiseitcanmakeequipmentsdamage,injuredorTheoperationcanbeexecutedbycompetentstaffOnlyauthorizedstaffcanoperatethefuelgasreducingNeveropenthecoverflange,manholeormaintenanceconnectionofvesselsunlessthevesselhasbeenisolated,depressurizedandpurgedasNeveropentheenclosureofjunctionboxeswhenNeverdisassemblyelectricequipmentswhenpowered,suchassolenoidvalveandpressuretransmitters.Donotsteponthepipes,cabletray,instrumenttubesandjunction嚴(yán)禁在氣調(diào)壓站附近使用移動Donotusemobilephonearoundthefuelgasreducing氣與空氣混合可以形成性混合物。例如，甲烷在空氣中的下限是15（Naturalgascanformexplosivemixturesinair.Thelowerexplosionlimit(LEL)fore.g.methaneis5%，upperexplosionlimitis15%byvolumeinair.Atconcentrationsbetweentheselimitssmallignitionsources-suchassparksandhotsurfaces(490oCormore)willignitesuchmixtures.Thecondensatecancontaminatewaterandsoil.Thereforeitshouldneverbedrainedintorainorsewerwaterdrainagesystems.任何操作前，要在顯著位置放置“吸煙！”，“明火！”的警示牌及Priortoanyaction,itistobeinsuredthattherearesufficientpostingswiththewarning:“NOSMOKING","NOOPENFIRE",paintedinapplicablelanguagesmusthavebeenplacedaroundtheskidandallsafetyinstructionsare安全措施SafetyAllactivitiesonsitemustcomplywithlocallaws,rulesandAllrulesandregulationsoftheplantmustbecompliedVent,drainageandotherwastetreatmentmustbedoneaslocalenvironmentFirefightingequipmentsshouldbeavailablearoundthefuelgasreducing（螺紋等處）Afterstart-upofthesystemgastightintegrityofthesystemmustbeensured.Allpotentialleakagesources(flanges,couplings,andthreadconnections)mustbecheckedforgasleakage.Ifanyleakageisdetectedthesystemmustberepaired.Thecheckdescribedaboveisalsotobecarriedoutonaregularlybasisduringnormaloperationofthesystem.當(dāng)系統(tǒng)已經(jīng)進入氣后，在檢修過程中，必須連續(xù)進行甲烷的泄漏檢測，警惕性混合物的形成。當(dāng)建筑物內(nèi)存在氣后，應(yīng)定時檢查通風(fēng)系統(tǒng)是否分的氣會快速的上升，然后積聚在房頂下或保護罩內(nèi)，除非在最高點處有方，在屋頂附近會有窒息。Oncethesystemhasbeenpressurizedwithnaturalgas,duringconstructionorrepairwork,CONTINUOUSMETHANEDETECTIONfortimelywarningoftheformationofanexplosivemixtureismandatory.Wherenaturalgasequipmentislocatedinbuildings,itistoberegularlyverifiedthatproperventilationmaintainstheconcentrationofhydrocarbongassesintheairalwayswellbelow5%LEL.Thebulkofthegas(methane)willthusriserapidlybutmaybetrappedandrapidlyaccumulateunderneathroofsorcoversunlessaventatthehighestpointisavailable.Ifnot,accumulationoccurseasilytoabovethelowerexplosionlimit.Itmayfurtherdrivetheheavieroxygenoutofit,creatingthehazardofsuffocationunderneaththatrooforcover(without當(dāng)在下列位置進行清理、檢修工作前，首先要檢查人員呼吸所需氧氣是否19％以上；然后再檢測烴類氣Whenevercleaning,maintenanceorrepairworkhastobecarriedoutinmissionedvessels,underroofswithoutvent,inpits,incellarsorinotherplaceswhichmighthaveactedastrapsforhydrocarbongases,itisthustobecheckedfirstwhethersufficientoxygenispresentforhumanlife.Thisisthecasewhenanoxygen yzershowsmorethan19vol.%ofoxygen.Onlythenonecanbesurealsoofahydrocarbonconcentrationoflessthan5vol.%aswellastheeffectivenessofaLELmeter.Breathingapparatusshouldbewornifnecessary.Operatorshouldwearworkclothesthatcannotmake在操作和時，操作人員應(yīng)該戴安全帽O(jiān)peratorshouldwearhelmetwhenoperatingandOperatorshouldwearearplugforprotectionwhenventingandSpeakerusedonsitemustbeexplodeNonsparkingtoolsshouldbeusedwhenmaintenancesorrepairatComponentOperatingToensureoperationalreliabilityoftheindividualsystemcomponents,therelevantoperatinginstructionsmustbecompliedwith(Seeattached"r附件文件APPENDICESOF文件說明文件編設(shè)備EquipmentPSA16018-RMSEQUIPMENTLayoutAssemblydrawingofeachKNOCKOUTFilterWATERLIQUID耗氣量AirConsumption電負(fù)荷ElectricpowerI&OI&Olist電纜cablePowercontrolUPSUPSpanelUPSUPSbatterypanelMeteringschematicPLCPLCschematicJunctionboxHydrocarbonpumpcontrolMaintenanceboxLightingboxLogicAssemblydrawingofeachEarthinglayoutCABLETRENCH,CABLEPIPE&SKID'SEARTHINGLAYOUTDRWAINGFOROUTSIDEPLANTSYSTEM 安裝說明INSTRUCTIONSFORPleaserefertoinstructionsofinstallationfordetailinstructions,andthefollowingsshouldbecheckedspecially:AnchorboltsoftheskidsandvesselsshouldbeAllearthingboss/plateshouldbegroundedAllflangeconnectionshavebeenconnectedwithup-/down-streampipesas安裝后，按PIDCheckthesystemasCheckall ponentsfordamageorAllwiringofjunctionbox/instrumentshouldbe與系統(tǒng)開）Sealtestshouldbedonewithnitrogen,checkingallconnections(suchasflanges,thread,etc.)forleakage.Inletofsafetyrelievevalveshouldbeblindedwithproperblindflange.操作說明INSTRUCTIONSFORToensureoperationalreliabilityoftheindividualsystemcomponents,therelevantoperatinginstructionsmustbecompliedwith(Seesection"ration").Basicdataofmainequipmentsarelisted單元INLET主要功能Main管道系統(tǒng)時（比如火警），主管上的氣動球閥關(guān)閉。TheESDvalvecanbeclosedincaseofgassupplyingoverpressure,orshuttingdownthesystemforrepair,orrequiringisolatingfromupstreamsystem(firealarm,etc).Localdisplaying/transmitingtemperatureandpressureofupstreamgas主要設(shè)備Main將調(diào)壓站內(nèi)的管道系統(tǒng)與上游管道開Itisusedisolating systeminthereducingstationfromupstream 位號位號Tag制造商型號Model：絕緣強度Ins.strength：絕緣電阻 公稱直徑Normal00EKA11IJ001->10Mohm,at1000單元前安裝閥門，用于單元檢修時將其與系統(tǒng)Usedforisolatingfromupstreampipelinewhenthestation位號位號TagNo.：00EKA11AA制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASME 14”600#材料Material：閥體body---閥球ball閥座seat緊急切斷閥EmergencyshutdownThisvalveisaballvalvewithp aticactuatorandcanbeclosedmanuallyatsiteorbyremoycontrolledincontrolroomincaseofemergencycondition,suchasfirealarm.OpenpositionorclosepositioncanbetoPLCsystembyvalvepositionswitchsignal.位號TagNo.：00EKA11AA制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASME 14”600#材料Material：閥體Body---閥球Ball---閥座Seat---氣動執(zhí)行機構(gòu)aticactuator--制造商Manufacture：形式Type：單作用/氣開式/材料Material：鑄鋁/Casting過程接口Processport：氣源Gassupply：天然氣，Naturalgas，0.6-位號位號Tag制造商型號Model：電壓過程接口Processport：電氣接口Wiring00EKA11AS00EKA11AS702位號TagNo.：00EKA11CZ制造商Manufacture：I-型號Model：信號類型Signaltype：2-電氣接口Wiringport：2-Cleaningandreducingthegasintakingfrominstrumentfordrivingthep 位號位號TagNo.：00EKA11AA70500EKA00AA出口壓力Outlet 0.6過程接口Processport：單元管線閥門安裝有旁路閥門，兩個球閥，用于調(diào)壓線的緩慢充壓。Inletisolationvalveofinletunitlineisinstalledbypassvalves,twoballvalve,forpressurizingreducinglineslowly.位號位號TagNo.：00EKA11AA003/AA制造商Manufacture：形式Type：法蘭球閥/Ballvalve/Globe規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---號的形式上傳到PLC系統(tǒng)。ThepressuretransmitterisusedtomeasurepressureinpipelineupstreamofinletisolatedballvalveanddownstreamofESD,thentransmitpressuresignaltoPLC位號位號TagNo.：00EKA11CP00EKA11CP制造商Manufacture：型號Model：信號類型SignalType：4~20mAwith量程Range：0～100精度精度Accuracy：過程接口Processport：電氣接口Wiringport：壓力表PressureThegaugecandisplaypressureinupstreampipeofinletisolatedballvalveanddownstreampipeofESDatsite.位號位號TagNo.：00EKA11CP制造商Manufacture：表盤直徑DialDiameter：量程Range：精度Accuracy：過程接口Processport：熱電 temperature測量緊急切斷閥后管道內(nèi)的溫度，以電信號方式上傳到PLC控制系統(tǒng)。RTDisusedtomeasuregastemperatureindownstreampipeofESDandtransmittemperaturesignaltoPLC.位號位號TagNo.：00EKA11CT制造商Manufacture：型號Model：WZP-信號類型Signaltype：量程Range：-200~500℃精度Accuracy：CLASSA過程接口Processport：溫度表TemperatureItisusedtodisplaylocallygastemperatureindownstreampipeof位號位號TagNo.：00EKA11CT制造商Manufacture：型號Model：WSSF-表盤直徑Dialdiameter：量程Range：-40~80℃精度Accuracy：1.5過程接口Processport：3/4”放散閥門Vent位號位號TagNo.：00EKA11AA501/AA制造商Manufacture：形式Type：法蘭球閥/Ballvalve/Globe規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---緊急切斷閥的開啟需要同時滿足下列條件AllconditionsbelowshouldbesatisfiedbeforeESDcanbe球閥上游管道內(nèi)的壓力正Gaspressureinupstreamofinletisolatedballvalveis球閥已打InletisolatedballvalveisESDGaspressureindownstreamofESDisInstrumentsupplyequipmentfor aticactuatorshouldworkPowersupplyforsolenoidvalveshouldbe驅(qū)動氣系統(tǒng)手動三通球閥（00EKA11AA708709）處于PIDThreewayballvalve(00EKA11AA708/709)shouldbeinproperpositionasValve00EKA11AA002shouldbe00EKA11CP50100EKA11CP1021bar.Localmanualoperatingontheskid:Differentmeasurevaluebetween00EKA11CP501and00EKA11CP102shouldbenotmorethan1bar.00EKA11CP10100EKA11CP1021bar.Remoteelectriccontrolatcontrolroom:Differentmeasurevaluebetween00EKA11CP101and00EKA11CP102shouldbenotmorethan1bar.現(xiàn)場手動開啟緊急切斷閥的步驟ProcedureforopeningESDmanuallyatConfirmvalve00EKA11AA002is驅(qū)動氣系統(tǒng)手動三通球閥（00EKA11AA708/709）處于PIDCheckthreewayballvalve00EKA11AA708/709positionasKeepbypassvalves00EKA11AA004alittleopenuntilpressureup/downstreamofESDareequal.打開驅(qū)動氣閥門OpenthedrivinggasisolationballvalveTurnhandleofvalve00EKA11AA709slowlytoisolatethesolenoidvalvefromactuator. aticactuatorwillactandballvalvebeClosebypassvalves現(xiàn)場手動關(guān)閉緊急切斷閥的步驟ProcedureforclosingESDmanuallyat果是手動開啟ESD3開始）Checkthreewayballvalve(00EKA11AA708/709)positionasPID.(IftheESDhasbeenopenedbymanualatsite,thisprocedureisbeginningfromstep3.)Turnhandleofvalve00EKA11AA709toisolatesolenoidvalvefromTurnhandleofvalve00EKA11AA708toisolateactuatorfrominstrumentsupplysystem.Gasincylinderofactuatorwillbedrivenoutbyspringactionandmainballvalvewillbeclosed.開啟緊急切斷閥的步驟ProcedureforopeningESD yCheckinstrumentsupply儀表氣系統(tǒng)手動三通球閥（00EKA11AA708709）處于PIDCheckthreewayballvalve(00EKA11AA708/709)positionasKeepbypassvalves00EKA11AA004alittleopenuntilpressureup/downstreamofESDareequal.在PLC控制柜面板上按動ESD00EKA11AS701Energizesolenoidvalve00EKA11AS701/702bypushingESDopeningbuttononthePLCpanel. aticactuatorwillactandmainballvalvewillbeClosebypassvalves關(guān)閉緊急切斷閥的步驟ProcedureforclosingESD yDCS或PLC控制柜面板上按動ESD00EKA11AS701702De-energizesolenoidvalve00EKA11AS701/702bypushingESDclosingbuttononDCSorPLCpanel.Airincylinderofactuatorwillbedrivenoutbyspringactionandmainballvalvewillbeclosed.必要時可以關(guān)閉儀表氣閥門Instrumentsupplyisolationvalve00EKA11AA707canbeclosedwhen計量單元METERING主要作用MainMeterthefuelgasflowingthroughthereducing主要設(shè)備Main安裝兩臺閥門，用于計量部分檢修時，將其與系統(tǒng)Installedtwoisolationvalvesforisolatingthispipelinefromthesystemwhenitisneededrepaired.位號位號TagNo.：00EKG11AA制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASMEB16.514”600#材料Material：閥體Body---WCB閥座Seat---備用旁路閥門SparebypassThemainbypassvalvecanbeopenedwhentheflowmeterisbeing位號位號TagNo.：00EKG12AA制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASME 14”600#材料Material：閥體Body---閥球Ball---閥座Seat---Inletisolationvalveofmeteringlineisinstalledbypassvalves,oneballvalveforpressurizingreducinglineslowly.位號位號TagNo.：00EKG11AA002AA制造商Manufacture：形式Type：Ball規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---超聲波流量計 位號位號TagNo.：10EKG11CF制造商Manufacture：規(guī)格Size&Rating：14600測量計量管道內(nèi)的壓力，并將壓力值以電信號的形式上傳到PLCAfterAftermeasuringthepressurewithinthepipelinemeteringandtransmitsignaltoPLC位號TagNo.：00EKG11CP制造商Manufacture：型號Model：信號類型SignalType：4~20mAwith量程Range：精度Accuracy：過程接口Processport：電氣接口Wiringport：熱電 temperature測量計量管道的燃?xì)鉁囟龋噪娦盘柗绞缴蟼鹘oPLCMeasuringgastemperaturemeteringpipeline,uploadtoanelectricalsignaltothe位號位號TagNo.：00EKG11CT制造商Manufacture：型號Model：WZP-信號類型Signaltype：量程Range：-200~500℃精度Accuracy：CLASSA過程接口Processport：手動放散閥ManualventTheseventvalvesareusedtodepressurizeorpurgewhenmeteringlineisneededtorepair.位號位號TagNo.：00EKG11AA501制造商Manufacture：形式Type：球閥ballvalve/截止閥globe規(guī)格Size&Rating：ASME 1”600#材料Material：閥體body---FILTER主要功能MainMainfunctionoffilterseparatoris分離氣中的固體顆粒和液Separatesolidparticlesanddropletsinthefuel暫時分離出來的液滴和固體顆粒Storingseparatedliquidandsolidparticles主要設(shè)備Main每條過濾管路安裝兩臺閥門，用于過濾器檢修時將其與系統(tǒng)。Eachfilterlineisinstalledtwoisolationvalvesforisolatingthisfiltefromthesystemwhenitisneededrepaired.位號位號TagNo.：00EKE31AA00100EKE41AA001/00EKE21AA001/制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASME 10”600#材料Material：閥體body---閥球ball閥座seatInletisolationvalveoffiltercoalesceunitlineisinstalledbypassvalves,oneballvalve,forpressurizingreducinglineslowly.TagNo.：00EKE31AA00EKE41AA00EKE2100EKE21AA制造商Manufacture：形式Type：法蘭球閥Ball規(guī)格材料ASME1”600#閥體Body---位號位號Tag制造商進/出口規(guī)格材料00EKE31AT00EKE41ATDalianEnergasGas-SystemFILTERCOALESCEASMEB16.5 10”600#RF.形式殼體---SA516MGr485/SA-106M法蘭Flange---螺柱/螺母Stud/nut---SA193MB7/SA194M過濾效率Efficiency：顆粒Particle99.99forDp>0.5液滴Droplet99.5forDp>0.5Thisdifferentialpressuretransmittercansendsignaltocontrolsystem,indicatinggaspressurelossofthefilter,thatmeansfiltercartridgedegreeofpollution.Inaccordancewiththetimelyreplacementoffilterdifferentialpressurevaluesfilter.位號位號TagNo.：00EKE3141/21CP制造商Manufacture：型號Model：信號類型Signaltype：4~20mA,with量程Range：精度Accuracy：過程接口Processport：電氣接口Wiringport：五閥組5-way五閥組用于差壓變送器的安裝。并且可以校驗PDT。需要注意的是，在打開過程氣閥門前，先打開平衡閥，以免損壞儀表。ThiskindofmanifoldisusedforisolatingthePDT.ItalsocanbeusedtocalibratethePDTon-line.Itneedstotakecareespeciallythattheequalizervalveshouldbeopenedbeforethetwoblockprocessingvalvesareopened.位位號Tag 00EKE31/41/21AA制造商 型號 材料 過程接過程接口Process 安全閥SafetyEachfilterisinstalledwithasafetyvalveforoverpressure位號位號TagNo.：00EKE31AA00EKE41AA00EKE21AA制造商Manufacture：形式Type：彈簧直接作用/Springload/full規(guī)格整定壓力Setpoint：材料ASME1”600#/2”150#閥體body---SA216手動放散球閥manualventballThisvalveisusedtodepressurizeorpurgefilter位號位號TagNo.：00EKE3141/21AA制造商Manufacture：形式Type：全通徑球閥/浮動球/Fullbore/floatball/flange規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---閥球Ball---閥座Seat---手動放散截止閥ManualventglobeThisglobevalveisusedtodepressurizeorpurgefilter位號位號TagNo.：00EKE3141/21AA制造商Manufacture：形式Type：截止閥globe規(guī)格Size&Rating：ASME 1”600#材料Material：閥體body---壓力表PressureThisgaugecandisplaypressureinsideof位號位號TagNo.：00EKE31CP00EKE41CP00EKE21CP制造商Manufacture：型號Model：YTHN-表盤直徑Dialdiameter：量程量程Range：精度Accuracy：過程接口Processport：Thelevelgaugeisusedtoindicateliquidlevelinthefilterat位號位號TagNo.：00EKE31CL00EKE41CL00EKE21CL制造商Manufacture：型號Model：UHZ-形式Type：側(cè)裝/sidemounted/magnet量程Range：distancebetweentwocenterlineof過程接口Processport：ASMEB16.51”600控制系統(tǒng)內(nèi)發(fā)出信號。自動排污系統(tǒng)可根據(jù)PLC通過液位開關(guān)自動工作當(dāng)液PLC系統(tǒng)自動控制排污閥關(guān)閉。Whenliquidlevelinfilterreachessomeheight,levelswitcheswillacttocontrolopening/closingdrainvalve,orsendalarmsignaltocontrolsystem.AutomaticdrainsystemcanworkautomaticallycontrolledbyPLCwiththesignalssentbylevelswitches.Whentheliquidlevelcomestoahighlevel,PLCwillcontroldrainvalvetoopen;whentheliquidlevelcomestoalowlevelorlowlowlevel,PLCwillcontroldrainvalvetoclose.制造商制造商Manufacture：型號Model：JBd-信號類型Signaltype：設(shè)定值Setpoint：HH=300mmH=250mmL=150mm電氣接口wiringport：自動排污閥AUTOMATICDRAIN這是一個自動排污閥，PLC接收液位開關(guān)的動作信號，控制電磁閥通/斷電，打開/Thisisaautomaticdrainvalve.PLCcanenergize/de-energizesolenoidvalveassignalsendingfromlevelswitchtoopen/closethedrainvalve.自自動排污閥AUTOMATICDRAIN位號Tag 00EKE31AA00EKE41AA00EKE21AA制造商制造商Manufacture：形式Type：單作用/Singleaction/onpower材料Material：碳鋼鍍鋅Galvanized電氣接口wiringport：.位號TagNo.：00EKE31AA00EKE41AA00EKE21AA制造商Manufacture：形式Type：全通徑球閥/浮動球/Fullbore/floatball/flange規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---閥球Ball---閥座Seat---手動排污閥Manualdrain手動排污閥進行排污，并安排檢查處理原因。PLCwillsendalarmsignalwhenHHlevelswitchacts,thenoperatormustopenthesemanualdrainvalvesatsiteimmediayandalarmreasonshouldbefound位號位號TagNo.：00EKE31AA40340440900EKE41AA403/404/409/00EKE21AA403/404/409/制造商Manufacture：形式Type：球閥ballglobe規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---Thecheckvalvecanpreventdrainageofanotherfilterfromflowingreversewhenonefilterisrepairing.位號位號TagNo.：00EKE3141/21AA制造商Manufacture：形式Type：升降式/Liftingtype/flange規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---測量計量管道內(nèi)的壓力，并將壓力值以電信號的形式上傳到PLCAftermeasuringthepressurewithinthepipelinemeteringandtransmitpressuresignaltoPLCsystem.位號位號TagNo.：00EKE11CP制造商Manufacture：型號Model：信號類型SignalType：4~20mAwith量程Range：精度Accuracy：過程接口Processport：電氣接口Wiringport：孔板Orifice在單向閥的下游安裝了限流孔板(00EKE31/41/21BP401)，防止排污時流量過大。Theorificeplate00EKE3141/21BP401)isinstalleddownstreamofcheckvalvetorestrictdrainingflowrate.REGULATING主要作用MainReducefuelgaspressureforgasturbine主要設(shè)備Main氣動閥Paticisolationball位號TagNo.：00EKD11AA001/00EKH11AA制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASME 14”600#材料Material：閥體Body---閥球Ball---閥座Seat---氣動執(zhí)行機構(gòu)aticactuator--制造商Manufacture：形式Type：Double材料Material：鑄鋁/Casting過程接口Processport：氣源Gassupply：儀表空氣，Airgas，0.6-位號TagNo.：00EKD11AS00EKH11AS制造商Manufacture：型號型號電壓Voltage：過程接口Processport：電氣接口Wiringport：位號TagNo.：00EKD11CZ001/00EKH11CZ制造商Manufacture：I-型號Model：信號類型Signaltype：2-電氣接口Wiringport：2-Eachreducinglineisinstalled twoisolationvalvesforisolatingthispipelinefromthesystemwhenitisneededrepaired.位號位號TagNo.：00EKD2131AA00EKD41/51AA制造商Manufacture：形式Type：全通徑球閥/固定球/Fullbore/trunnionball/flange規(guī)格Size&Rating：ASME 10”600#材料Material：閥體Body---閥球ball閥座seatEachinletisolationvalveofreducinglineisinstalledbypassvalves,oneballvalveandoneglobevalve,forpressurizingreducinglineslowly.位號位號TagNo.：00EKD21/31/41/51AA制造商Manufacture：形式Type：Ball規(guī)格Size&Rating：ASME 1”600#材料Material：閥體Body---快速切斷閥Eachreducinglineisinstalledoneslamshutdownvalve,overpressureprotectionforafterreducing.(setpointofSSVcanberesetasrequirementatsite)快快速切斷閥位號TagNo.：制造商形式00EKD21/31/41/51AAself-型型號 指揮器型號Pilot 閥體規(guī)格Size&Rating：ASMEB 8”600#設(shè)定點SetPoint：位號TagNo.：00EKD21/31/41/51CZ制造商Manufacture：型號Model：14-CE-101-信號類型Signaltype：2-電氣接口Wiringport：調(diào)壓器每條調(diào)壓管線上安裝有兩臺自力式調(diào)壓器,用于自動調(diào)節(jié)下游氣的壓力保持在所需設(shè)定值。按照功能不同,這兩臺調(diào)壓器一臺稱為工作調(diào)壓器,另一臺為調(diào)壓Eachreducinglineareinstalledtwoselfactiveregulators,oneworkregulatorandonemonitordifferentiatedbyfunctionandvalvestructure,keefuelgaspressuredownstreamatsetpoint.(setpointofeachregulatorcanberesetasrequirementatsite)位號TagNo.：00EKD21/31/41/51AA制造商形式Type：自立式self-型號 指揮器型號Pilot 閥體規(guī)格Size&Rating：ASMEB 失效形式Failure Fail設(shè)定點SetPoint：調(diào)壓器 位號TagNo.：00EKD21/31/41/51AA制造商Manufacture：形式Type：自立式self-型號 指揮器型號Pilot 閥體規(guī)格Size&Rating：ASMEB 失效形式Failure Fail設(shè)定點SetPoint：安全閥SafetyEachreducinglineisinstalledwithasafetyvalveforoverpressure位號位號TagNo.：00EKD2131/41/51AA制造商Manufacture：形式Type：彈簧直接作用/SpringSpringload/full規(guī)格Size&Rating：ASMEB16.51”600#/2”150整定壓力Setpoint：4.8材料Material：閥體body---手動放散閥ManualventTheseventvalvesareusedtodepressurizeorpurgewhenreducinglineisneededtorepair.位號位號TagNo.：00EKD21/31/41/51AA00EKD21/31/41/51AA制造商Manufacture：形式Type：球閥ball截止閥globe規(guī)格Size&Rating：ASME 1”600#材料Material：閥體body---壓力表PressureThisgaugecandisplaypressureinsideofreducingpipelineat位號位號TagNo.：00EKD21/31/41/51CP制造商Manufacture：型號Model：YTHN-表盤直徑Dialdiameter：量程Range：精度Accuracy：過程接口Processport：Measurepressuredownstreamofregulatorandsendsignalto位號位號TagNo.：00EKD21/41CP制造商Manufacture：型號Model：信號類型SignalType：4~20mAwith量程Range：精度Accuracy：過程接口Processport：電氣接口Wiringport：溫度表TemperatureIndicatethetemperatureinsidethepipeat位號位號TagNo.：00EKD21/41CT制造商Manufacture：型號型號Model：WSSF-表盤直徑Dialdiameter：量程Range：0~100℃精度Accuracy：1.0過程接口Processport：3/4”位號位號TagNo.：00EKE2141AA制造商Manufacture：形式Type：旋啟式/Swingtype/flange規(guī)格Size&Rating：ASME 10”600#材料Material：閥體Body---WATERBATHHEATER主要功能Main爐體設(shè)計壓力為常壓，盤管設(shè)計壓力為6.0MPa；氣通過一級調(diào)壓器、二級90%。TheheatingskidisUsedtoheatgas,inordertensuretherequirementsofthedownstreamequipmentusingtemperature.ThedesignpressureofWBHbodyisnormalpressure,andthedesignpressureofcoilpipeis6.0MPa;Pressurereducedbytwostageregulators,thefuelgasenterstheburnerafterpassingthroughthepressuremaintainingvalve;Atthesametime,on-sitepressureindicatinginstrumentandsafetyreliefdevicesarealsoprovidedontheburningline,whichnotonlyprovideconveniencesfortheoperatorsintheiroperationsbutalsoguaranteethesafeworkingofburner.Thesystemisequippedwithadvancedratioadjustmenttypefuelgasburner,andtheWBHbodyisinstalledwithwatertemperaturemonitoringdevice,whichmayachievethefullautomatic,safeandreliableoperationofheatingWBHaswellastheself-regulationofthermalloadandflameoutprotectionfunctionsoftheWBH.HeatingefficiencyoftheWBHisabout90%.CombustionTheburningsystemoftheWBHmainlyconsistsoffuelgaspipelineandburner.ThefuelgaspipelineisequippedwithisolatingRegulators,pressuregauge.TheWBHisinstalledwithburner,thecharacteristicsofwhichfullymeettherequirementsforthermalloadof4500KW.controlsystemoftheTheWBHcontrolsystemconsistsofthepartofPLCcontrolsystem,temperaturesensorandburner, PLCcancontroltheburnertorun/stop,orruninautomodeaccordingtothewatertemperature,andfuelgaswillbeheatedtothesetvalue.Thecontrolsystemcanbeoperatedintowmode,autoandmanual.Whencommissioningorfaultinautocontrolmode,manualmodecanbeusedtoruntheWBH.運行操作開車前的準(zhǔn)備工作PreparationworkpriortoFirstly,inspectwhethertheaccessoriesintheWBHbodyaswellasthevalves,pipefittings,instrumentsandmetersinvariouspipelinesarecompleyCompleysweeptheWBHbodyandallthepipelines,soastoguaranteethattheWBHbodyandpipelinesarefreeofliquidandresidue;Conductleak-off-testandexamination,soastoensurethatthereisnoleakageineachstaticsealingpoint;Inspectwhethertheairandfumechannelsareinnormal檢查燃燒系統(tǒng)，保證壓力正常，不含液體Inspectthecombustionsystem,guaranteethatthefuelpressureisnormalandthefuelisfreeofliquid.開車步驟ProceduresforOpenthewateringholeoftheWBH,addwaterintheWBH,controltheliquidlevelofliquidometeroverlowwaterlevel;供給氣，使水浴爐預(yù)熱Supplyfuelgas,soastopreheattheAfterthewatertemperatureintheWBHhasrisento≥70℃,slowlyopenvariousinletvalvesofcoilpipeinturn,soastoallowthetemperatureofheatednaturalgastorisegradually;Afterrecoveryofnormaloperation,locktheparametersofcontrolsystemsoastoensurethesafeoperation.Recordandarchivetheoperationparametersforreferenceinlaterday.停車步驟ProceduresforShutdownthe關(guān)閉供應(yīng)系統(tǒng)ShutdownfuelsupplyWhenthetemperatureoftheWBHhasfallentoapproximateenvironmentaltemperature,shutdowntheinletandoutletvalvesofheatedmediumbutmaintainafewopeningofintakevalve,soastopreventthepressureinthecoilpipefromrising.ItisnotallowedtoshutdowntheintakevalveuntiltheWBHtemperatureisconsistentwiththeenvironmentaltemperature;ShutdownsystempowerIfitisplannedtostoptheWBHforlong-termorunderlowtemperatureenvironment,itisnecessarytodischargewaterfromtheWBH.緊急停車EmergencyShutdownsystempower關(guān)閉供應(yīng)系統(tǒng)ShutdownfuelsupplyShutdowntheWhenthetemperatureoftheWBHhasfallentoapproximateenvironmentaltemperature,shutdowntheinletandoutletvalvesofheatedmediumbutmaintainafewopeningofintakevalve,soastopreventthepressureinthecoilpipefromrising.ItisnotallowedtoshutdowntheintakevalveuntiltheWBHtemperatureisconsistentwiththeenvironmentaltemperature.注意事項ThessideofWBHisdesignedtooperateundernormalTheworkingpressureofcoilpipemaynotexceedWhereitisnecessarytoshutdowntheWBHforlongterminwinteritisrequiredtoblowoffwaterintheWBH,forlestfrostfractureofWBH;EmergencystopisrequiredinoneofthefollowingPerforationorfractureinburnerorfireLargetyoffum