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1TS3000机组综合控制技术及应用康吉森高生军主要内容压缩机组控制的主要目标压缩机组控制的基本策略ITCC技术的概念和发展CONSENTS3000技术及发展TS3000在各行业中的应用ITCC技术的发展趋势压缩机组控制的主要目标压缩机组控制的基本策略及工程设计考虑机组保护(静态,动态)开停机顺须和调速抽汽控制调速与抽汽解耦控制压缩机防喘控制多段防喘控制回路解耦调速与防喘解耦控制负荷分配控制(与工艺装置优化控制的关系)其它各种边界控制防喘阀,测量元件和其它工艺设计考虑2ITCC技术的概念和发展ITCC技术的概念和发展SteamTurbineControlCompressorSurgeControlCapacityControl-ParallelLoadSharing-ProcessControlDe-coupling-StationPressureControlSignalFailOverStrategyMachineryProtectionAuxiliaryControlMachineryMonitoringOff-lineProcessSimulationOn-lineSurgelineTestTechnologyCONSENTS3000技术及发展TS3000SteamTurbineControlTurbineSpeedControlTurbineStartup/StopSequencingSteamSystemControl-Extractioncontrol-SpeedandExtractionDecoupling-limitcontrol3SteamTurbineSequencingCompletelyautomaticstartup–OperatorpushesonebuttonandTS3000smoothlyacceleratestominimumoperatingspeed–SlidingpressurestartupavailableSemi-automaticoperation–Operatorhasflexibilitytohalttheautomaticstartupandmanuallyraise/lowerspeedsetpointAuxiliaryequipmentautomaticallysequenced–Lubeoilpumps–TurninggearSteamTurbineSequencingTurbineSpeedControlPrecisespeedmeasurement–within0.01%MagneticSpeedPickupSelectionBlock–Upto8pickupsperPImodule–Mid-selectfor3ormoreMPU’s–High-selectfor2or1MPU–MPUfailureflagsTurbineSpeedPIDControlSpeedsetpointrampedtotargetsetpointatdefinedramprateFasterramprateenabledincriticalspeedbandsProcessPID’senabledonline–Mechanicaldriveperformancecontrol–Extractioncontrol–GeneratorloadcontrolPIDtuningchangeableonline4SteamExtractionMapMaximumExtractionMinimumExtractionTurbineHorsepowerLimitThrottleFlowShaftPowerTriconexSurgeControlFeaturesTriconexSurgeControlFeaturesUniversalSurgeLineSurgeControllerSetpointHoverAutomaticAdjustmentofSafetyMarginIndependentProportionalTermAdaptiveTuningControlledOpening/SlowClosingofRecycleValveManualRecycleValveControlOptionsUniversalSurgeLineUniversalSurgeLine20406080100012345PdSurgeLinePs__hPs__%SetpointHoverSetpointHover20406080100012345PdSurgeLinePs__hPs__%ControlLineCurrentOperatingPointSetpointHoverHoverSetting5ControlLineRecalibrationControlLineRecalibration20406080100012345PdSurgeLinePs__hPs__%ControlLineCurrentOperatingPointRecalibratedControlLineSurgeOverrideSurgeOverride20406080100012345PdControlLineSurgeLinePs__hPs%0%100%ValveOutputSurgeOverrideLineAdaptiveTuningAdaptiveTuningh/P1MaxGainNormalGainMinGainSurgeLineControlLineManualRecycleValveControlManualRecycleValveControlPartialAuthority–Onlyallowstheoperatortoopenthevalveabovethesurgecontrollerdemand–OperatorcannotclosetherecyclevalvebelowthesurgecontrollerdemandFullAuthority–Allowsoperatortoclosetherecyclevalvebelowthesurgecontrollerdemand–Usedifflowtransmitterfails–Usefultostroketestrecyclevalvepriortostartup–Keyswitchaccess6CompressorLoadsharingObjectivesProtectcompressorsfromsurgeEliminateflowinstabilitiesMoveeachcompressornearitsoptimumoperatingpointEliminateoperationnearrecycleandstonewallconditionsSimplifyoperationandstartupSIGNALFAILOVERSTRATEGYFlows:Failtozero,surgecontrolinmanual,valveholdslastpositionorrampstofailsafepositionPressure:-Failtolastorpresetsafevalue(constant)-Reverttouncompensatedminimumflowcontrol-Increasesurgesafetymarginby5%-SurgecontrolinAutoTemperature:-Failtolastorpresetsafevalue(constant)-SurgecontrolinAutoLowLubeOilPressureTripHighVibration/ThrustTripHighExhaustPressure/TempTripLowInletSteamPressure/TempOverspeedTrip–SecondarytoexternaloverspeedtripOperator-initiatedTripMachineryProtectionMachineryProtection7TurningGear–RotatesturbinetopreventbowingofrotorwhennotrunningLubeOilPumps–Lubricatebearings–DCemergencybackupGlandSteamControl–PreventairfromenteringsteamsystemAuxiliaryControlAuxiliaryControlCondenserLevelControlOilsystemmonitoring–Reservoirlevel–Oilfilterdifferentialpressure–Oilheaderpressuremonitoring–Spareoilpumpstart/stop–OilpressurealarmandtripAuxiliaryControlAuxiliaryControlIntegrationofspecialvibrationmonitoringequipmentintosystemSpecialTriconterminationpanelsfromShinkawaElectric(VM-21)MachineryMonitoringMachineryMonitoringMorethoroughthansimulationpanelsVerifyinteractionofcontrollers(e.g.surgeandprocesscontrollers)VerifyinstrumentfailurestrategyEvaluaterecyclevalvesizingoverwideoperatingconditionsReducecommissioningandstartuptimeTrainoperatorsonthenewcontrolsystemthroughtheDCS/HMIExtendbenefitsofinvestmentthroughongoingoperatorrefreshertrainingProcessSimulationProcessSimulation8SurgeCycleSurgeCycle1.Operatingpointmovesupthecurve2.OperatingpointnearstheSurgeLimit3.OperatingpointgoesintotheSurgeRegion4.Flowreversesasdischargepressuredrops5.Dropindischargepressurere-establishesforwardflow3.Compressorresumesfullflow3-4-5-3Cyclerepeats,unlessstoppedFlow4Pressure1235On-lineSurgelineTestTechnologyOn-lineSurgelineTestTechnologyTriconexTriLoggerPlaybackAutomaticProgramTestManualTsetTestTrend1TestTrend2On-lineSurgelineTestTechnologyOn-lineSurgelineTestTechnology1.乙烯厂的压缩机群È乙烯厂的乙烯装置中一般会包含裂解气压缩机\乙烯压缩机\丙烯压缩机;某些新的应用中将丙烯和乙烯压缩机合成为三元制冷压缩机È这些压缩机的类型一般均为蒸汽透平带动的大型离心式压缩机,而且一般均为多段压缩机,尤其是裂解气压缩机一般会达到