AssociatedWellControlEquipment

輔助井控設(shè)備

AssociatedWellControlEquipm1SafetyValves安全閥SafetyValves2SafetyValves當(dāng)發(fā)生溢流時(shí)，組織地層流體進(jìn)入鉆柱內(nèi)SafetyValves當(dāng)發(fā)生溢流時(shí)，組織地層流體進(jìn)入鉆柱3FullopenDPSafetyValve全開式鉆桿安全閥FullopenDPSafetyValve4Alwaysstandbyondrillfloorinopenposition

時(shí)刻在鉆臺(tái)開位待命ItshouldbeinstalledontopofthestringwhenKellyisnotinuse.

方鉆桿及頂驅(qū)沒用時(shí)，裝在鉆柱頂部(4?”IFBOX*PINconnection)Alwaysstandbyondrillfloor5Advantage:Minimisingtheeffectofupwardmovingflowbecauseitisstabbedandmadeupinopenposition.優(yōu)點(diǎn):降低了流體向上的沖擊力，因?yàn)樵诎惭b時(shí)通孔時(shí)暢通的.Advantage:優(yōu)點(diǎn):6InsideBOP內(nèi)防噴器sealInsideBOP內(nèi)防噴器seal7InsideBOPAlwaysstandbyondrillfloorinopenposition時(shí)刻開位待命CannotshowSIDPPunlessbepumpedopen讀不到立壓，除非開泵頂通Nologgingoperationscanbedone

安裝后不能下入電測(cè)工具InstalledontopofFOSV安裝在全開式安全閥上面Cancirculatedown不能反循環(huán)InsideBOPAlwaysstandbyondr8Floatvalve浮閥Flapper-typespring-loadedFloatvalve浮閥Flapper-typesp9井控安全閥及遠(yuǎn)控房課件10井控安全閥及遠(yuǎn)控房課件11安裝：安裝：12Advantage:Preventsformationfluidsfromenteringthestringanditstopssuctionofcuttings.阻止地層流體進(jìn)入鉆柱，阻止堵水眼Disadvantage:Thedrillpipemustbefilledwhenrunin.Readingofshutindrillpipepressure(SIDPP)ismorecomplicated.ReverseCirculationisnotpossible.GreaterstrainontheformationwhenRIH.Increasestheoveralltrippingtime.Advantage:13KellycocksKellycocks14SafetyvalvesinTDSSafetyvalvesinTDS15井控安全閥及遠(yuǎn)控房課件16井控安全閥及遠(yuǎn)控房課件17壓力級(jí)別選擇：大于最大預(yù)期地面壓力不超過BOP額定工作壓力必須進(jìn)行試壓：試壓方向壓力壓力級(jí)別選擇：必須進(jìn)行試壓：18ThanksThanks19BOPCONTROLSYSTEMBOPCONTROLSYSTEM20井控安全閥及遠(yuǎn)控房課件21Toprovide

pressurizedstoredhydraulicfluidsothatBOPstackfunctioncanbeoperatedpromptlywithinAPIspecifiedtimeandBOPcanbeclosedevenifthereisnopoweravailable.Toprovidepressurizedstored22Chapter2BOPCONTROLUNITChapter2BOPCONTROLUNIT23Chapter2BOPCONTROLUNITChapter2BOPCONTROLUNIT24AccumulatorbottlesChargingNitrogenonlyPre-chargepressure:1000±100psiRatedpressure:3000psiCapacity:10GalStorepressurizedhydraulicfluidAccumulatorbottlesChargingNi25井控安全閥及遠(yuǎn)控房課件26ReservoirtankCapacity:atleasttwotimestheusablevolumeVolumeupperlimit(notpressurized):oneinchbelowtheinspectionportVolumelowerlimit(fullypressurized):oneinchabovethesuctionvalvesofthepumpReservoirtankCapacity:atlea27ElectricpumpElectricstarter(keepinautomode)Auto-Matichydro-electricpressureswitch(2700-3000psi)ElectricpumpElectricstarter28AirpumpAutomatichydro-pneumaticpressureswitch(2500-2900psi)AirpumpAutomatichydro-pneuma29PressureregulatorManifoldpressureregulatorReducingtheaccumulatorpressuretomanifoldpressure1500psi.pressurePressureregulatorManifoldpre30PressureregulatorAnnularpressureregulatorTwotypes(AiroperatedandManualoperatedwithairmotor)AiroperatedShouldhaveaunit/remoteselectorPressureregulatorAnnularpres31PressureregulatorManualoperatedwithairmotorPressureregulatorManualopera32PressureReliefValveAccumulatorreliefvalve:3500psiManifoldreliefvalve:5500psiPressureReliefValveAccumulat33PneumaticPressureTransmittersAccumulator/Manifold/AnnularpressuretransmitterConvertinghydraulicpressureintoairpressureInputairpressure(3-15psi,<18psi)pressurePneumaticPressureTransmitter34PressuresAccumulator:3000psiManifold:1500psiAnnular:1500psiAirsupply:125psiPre-charging:1000±100psiPressuresAccumulator:3000psi353-position/4-wayvalve3positionsblock-/ventpositionopenpositioncloseposition4connectionspressureReturntotankOutlettoopeningchamberOutlettoclosingchamber3-position/4-wayvalve3posi361-Regulatorpressure2-To/Fromclosechamber3-To/Fromopenchamber4-Toreservoirtank1-Regulatorpressure37BypassvalveBypassvalve38AccumulatorcapacitycalculationsUsablefluidvolumeisdefinedasthevolumeoffluidrecoverablefromanaccumulatorbetweentheaccumulatoroperatingpressureand200psiabovethepre-chargepressure.Accumulatoroperatingpressureisthepressuretowhichaccumulatorsarechargedwithhydraulicfluid,3000Psi.Pre-chargepressureisdefinedasthepressureofnitrogenintheaccumulator,1000Psi.Minimumaccumulatoroperatingpressureis200Psiabovethepre-chargepressure,1200Psi.Accumulatorcapacitycalculati39AccumulatorcapacitycalculationsGASLAW(Boyle`sLaw):P1*V1=P2*V2=P3*V3=CONSTANT------(Tkeepconstant)Accumulatorcapacitycalculati40AccumulatorcapacitycalculationsPrinciplesofaccumulatorcalculations(Boyle`slaw)V1:Actualcapacityofaccumulator=10gallonsV2=(P1V1)/P2=1000*10/3000=3.33galV3=(P1V1)/P3=1000*10/1200=8.33galUsablefluidvolume=V3–V2=5galAccumulatorcapacitycalculati41AccumulatorcapacitycalculationsSizingofaccumulatorTheusablefluidcapacityofaccumulatorbottlesshouldbeequaltothevolumerequiredtoclosealltheBOPsandtoopenallHCRvalvesinBOPstackwithanadditionalsafetyfactorof50%whichisrequiredtocompensateforanyfluidlossincontrolsystemand/orpreventers.Accumulatorbottlesalsoshouldmaintainaminimumoperatingpressureof1200psior200psiabovethepre-chargepressure,whicheverpressureismaximum,whenalltheBOPstacksareoperatedwithpumpsoff(bothpneumaticandelectric)Accumulatorcapacitycalculati42AccumulatorcapacitycalculationsExample:A135/8“BOPstack:5000psiAnnularpreventer–17.98gallonsoilneedtoclose,Three3000psiRams–5.8gallonsoilneedtocloseforeach,OneHCRinchoketoopen–1.1gallonsoilneed.A3000psiworkingpressureBOPcontrolunitisused.

Calculatehowmanybladdertypeaccumulatorbottlesof10galcapacityarerequiredintheunit.Accumulatorcapacitycalculati43DrawdowntestShutoffallthepumps,closeallthepreventersandopenallHCRs,tochecktheaccumulatorpressurevaluewhichshouldnotbelessthan1200psi(or200psimorethanchargingpressure)ToensureallthepreventerscancloseandHCRopenoncewithpoweroffDrawdowntestShutoffallthe44RemoteControlPanelTwotypesofpanel(AirorElectricoperated)Clearlyshowingopenandclosedposition.Includingamastershutoffvalve.RemoteControlPanelTwotypes45RemoteControlPanelRemoteControlPanel46Chapter2BOPCONTROLUNITElectricalBOPControlpanelChapter2BOPCONTROLUNITEle47Remotecontrolpanel(airoperatedmastervalve)Remotecontrolpanel48ThanksThanks49AssociatedWellControlEquipment

輔助井控設(shè)備

AssociatedWellControlEquipm50SafetyValves安全閥SafetyValves51SafetyValves當(dāng)發(fā)生溢流時(shí)，組織地層流體進(jìn)入鉆柱內(nèi)SafetyValves當(dāng)發(fā)生溢流時(shí)，組織地層流體進(jìn)入鉆柱52FullopenDPSafetyValve全開式鉆桿安全閥FullopenDPSafetyValve53Alwaysstandbyondrillfloorinopenposition

時(shí)刻在鉆臺(tái)開位待命ItshouldbeinstalledontopofthestringwhenKellyisnotinuse.

方鉆桿及頂驅(qū)沒用時(shí)，裝在鉆柱頂部(4?”IFBOX*PINconnection)Alwaysstandbyondrillfloor54Advantage:Minimisingtheeffectofupwardmovingflowbecauseitisstabbedandmadeupinopenposition.優(yōu)點(diǎn):降低了流體向上的沖擊力，因?yàn)樵诎惭b時(shí)通孔時(shí)暢通的.Advantage:優(yōu)點(diǎn):55InsideBOP內(nèi)防噴器sealInsideBOP內(nèi)防噴器seal56InsideBOPAlwaysstandbyondrillfloorinopenposition時(shí)刻開位待命CannotshowSIDPPunlessbepumpedopen讀不到立壓，除非開泵頂通Nologgingoperationscanbedone

安裝后不能下入電測(cè)工具InstalledontopofFOSV安裝在全開式安全閥上面Cancirculatedown不能反循環(huán)InsideBOPAlwaysstandbyondr57Floatvalve浮閥Flapper-typespring-loadedFloatvalve浮閥Flapper-typesp58井控安全閥及遠(yuǎn)控房課件59井控安全閥及遠(yuǎn)控房課件60安裝：安裝：61Advantage:Preventsformationfluidsfromenteringthestringanditstopssuctionofcuttings.阻止地層流體進(jìn)入鉆柱，阻止堵水眼Disadvantage:Thedrillpipemustbefilledwhenrunin.Readingofshutindrillpipepressure(SIDPP)ismorecomplicated.ReverseCirculationisnotpossible.GreaterstrainontheformationwhenRIH.Increasestheoveralltrippingtime.Advantage:62KellycocksKellycocks63SafetyvalvesinTDSSafetyvalvesinTDS64井控安全閥及遠(yuǎn)控房課件65井控安全閥及遠(yuǎn)控房課件66壓力級(jí)別選擇：大于最大預(yù)期地面壓力不超過BOP額定工作壓力必須進(jìn)行試壓：試壓方向壓力壓力級(jí)別選擇：必須進(jìn)行試壓：67ThanksThanks68BOPCONTROLSYSTEMBOPCONTROLSYSTEM69井控安全閥及遠(yuǎn)控房課件70Toprovide

pressurizedstoredhydraulicfluidsothatBOPstackfunctioncanbeoperatedpromptlywithinAPIspecifiedtimeandBOPcanbeclosedevenifthereisnopoweravailable.Toprovidepressurizedstored71Chapter2BOPCONTROLUNITChapter2BOPCONTROLUNIT72Chapter2BOPCONTROLUNITChapter2BOPCONTROLUNIT73AccumulatorbottlesChargingNitrogenonlyPre-chargepressure:1000±100psiRatedpressure:3000psiCapacity:10GalStorepressurizedhydraulicfluidAccumulatorbottlesChargingNi74井控安全閥及遠(yuǎn)控房課件75ReservoirtankCapacity:atleasttwotimestheusablevolumeVolumeupperlimit(notpressurized):oneinchbelowtheinspectionportVolumelowerlimit(fullypressurized):oneinchabovethesuctionvalvesofthepumpReservoirtankCapacity:atlea76ElectricpumpElectricstarter(keepinautomode)Auto-Matichydro-electricpressureswitch(2700-3000psi)ElectricpumpElectricstarter77AirpumpAutomatichydro-pneumaticpressureswitch(2500-2900psi)AirpumpAutomatichydro-pneuma78PressureregulatorManifoldpressureregulatorReducingtheaccumulatorpressuretomanifoldpressure1500psi.pressurePressureregulatorManifoldpre79PressureregulatorAnnularpressureregulatorTwotypes(AiroperatedandManualoperatedwithairmotor)AiroperatedShouldhaveaunit/remoteselectorPressureregulatorAnnularpres80PressureregulatorManualoperatedwithairmotorPressureregulatorManualopera81PressureReliefValveAccumulatorreliefvalve:3500psiManifoldreliefvalve:5500psiPressureReliefValveAccumulat82PneumaticPressureTransmittersAccumulator/Manifold/AnnularpressuretransmitterConvertinghydraulicpressureintoairpressureInputairpressure(3-15psi,<18psi)pressurePneumaticPressureTransmitter83PressuresAccumulator:3000psiManifold:1500psiAnnular:1500psiAirsupply:125psiPre-charging:1000±100psiPressuresAccumulator:3000psi843-position/4-wayvalve3positionsblock-/ventpositionopenpositioncloseposition4connectionspressureReturntotankOutlettoopeningchamberOutlettoclosingchamber3-position/4-wayvalve3posi851-Regulatorpressure2-To/Fromclosechamber3-To/Fromopenchamber4-Toreservoirtank1-Regulatorpressure86BypassvalveBypassvalve87AccumulatorcapacitycalculationsUsablefluidvolumeisdefinedasthevolumeoffluidrecoverablefromanaccumulatorbetweentheaccumulatoroperatingpressureand200psiabovethepre-chargepressure.Accumulatoroperatingpressureisthepressuretowhichaccumulatorsarechargedwithhydraulicfluid,3000Psi.Pre-chargepressureisdefinedasthepressureofnitrogenintheaccumulator,1000Psi.Minimumaccumulatoroperatingpressureis200Psiabovethepre-chargepressure,1200Psi.Accumulatorcapacitycalculati88AccumulatorcapacitycalculationsGASLAW(Boyle`sLaw):P1*V1=P2*V2=P3*V3=CONSTANT------(Tkeepconstant)Accumulatorcapacitycalculati89AccumulatorcapacitycalculationsPrinciplesofaccumulatorcalculations(Boyle`slaw)V1:Actualcapacityofaccumulator=10gallonsV2=(P1V1)/P2=1000*10/3000=3.33galV3=(P1V1)/P3=1000*10/1200=8.33galUsablefluidvolume=V3–V2=5galAccumulatorcapacitycalculati90AccumulatorcapacitycalculationsSizingofaccumulatorTheusablefluidcapacityofaccumulatorbottlesshouldbeequaltothevolumerequiredtoclosealltheBOPsandtoopenallHCRvalvesinBOPstackwithanadditionalsafetyfactorof50%whichisrequiredtocompensateforanyfluidlossincontrolsystemand/orpreventers.Accumulatorbottlesalsoshouldmaintainaminimumoperating