ACC系统功能说明书.docx
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ACC系统功能说明书.docx
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ACC系统功能说明书
SYSTEMFUNCTIONDESCRIPTION
系统功能说明书
AirCooledCondenser
AirExtraction
空冷凝汽器
抽真空系统
XINFENGPowerPlant
2x300MW
FengzhenCity,InnerMongolia
CHINA
GETJob-No.04/1020XINFEN/110/05
(DocumentNo.41_82_1535_04)
ModificationNote修正注释
1
13.04.2005
FullyrevisedduetoadditionalvalvesindistributionductsROW20,40,50.
NewchapterforFANUNITduetoadditionalelectric-drivenoilpump.
Chapter3.1Evacuation/AirExtractionsystem:
Acc.tomanufacturert’srequestrevised
Chapter3.13PreventionofCavitation:
Acc.tomanufacturer’srequestdeleted
Chapter3.2.4Start-upofACC:
start-upsequence
Chapter3.2.5ShutdownofACC:
shutdownsequence
Chapter3.2.7FanStepConfiguration:
UP-switching,switchingDOWN.
对于ROW20,40,50分配管的增加的阀门做了充分的修正
关于风机组新增电动油泵增加新的章节
3.1章根据制造商的要求对抽汽/排汽系统做了修正
3.13章根据制造商的要求对汽穴保护做了修正
3.2.4章对ACC启动顺序做了修正
3.2.5对ACC停止顺序做了修正
3.2.7对风机步序,上切。
下切做了修正
N.Pototzki
M.Jakobs
R.Mertes
0
25.02.2005
Chapter3.2.5.ShutdownofACC,Shutdownsequencecompleted
3.2.5章ACC停,步序全停
N.Pototzki
M.Jakobs
R.Mertes
Info
11.02.2005
ForInformation
N.Pototzki
M.Jakobs
R.Mertes
REV
DATE
DESCRIPTION
PRFD.
CHKD.
APPR.
Index
Page
1General总则5
1.1Abbreviations缩写5
1.2P&IDiagramsP&I图5
1.3SetPoints设定值5
1.4MainComponents主要组件6
1.5RemoteInstrumentation–CreationofMeanValues远程仪表,平均值生成13
2StructureoftheACC’sControlSystem控制系统ACC结构14
3Operation17
3.1Evacuation/AirExtractionSystem17
3.1.1WaterRingPumpUnits水环真空泵17
3.1.2ParallelOperationofPumps22
3.1.3PreventionofCavitation23
LowSuctionPressure23
AirInleakage空气渗入24
HighsuctionPressure24
3.2FanUnit风机组25
3.2.1General25
3.2.2GearboxOilPumpandHeatingElement27
3.2.3FanUnit31
3.3AirCooledCondenser(ACC)34
3.3.1General34
3.3.2ModeofOperation35
3.3.3OperationofValvesinSteamDistribution分配蒸汽管的操作碟阀36
ACC的启动――“GCACC”37
3.3.4ShutdownofACC--“GCACC”45
General45
ShutDownofACC45
3.3.5ACCFanControlConfigurationACC风机控制组态48
General概述48
ExhaustSteamPressureControl排汽压力控制器48
3.3.6FanStepConfiguration风机步序图50
ArrangementofFanUnits50
ArrangementofTransformers变压器的分配51
FanStepConfigurationChart52
RequirementsforAlterationofFanSteps风机步序更改要求54
UP-Switching上切55
DOWN-Switching下切61
3.3.7SpecialOperatingConditions特殊运行条件65
CondensateSub-Cooling-FreezeProtection65
逆流管的预热DephlegmatorWarm-Up67
TripofSteamTurbine69
EmergencyShutDownofACCACC紧急停机69
PowerOutage/Blackout70
General总则
Abbreviations缩写
General
GET
GEAEnergietechnikGmbHGEA能源技术有限公司
ACC
Aircooledcondenser空冷式凝汽器
Condenserbundles„C“,
C-Section
Co-currentflowheatexchangerbundles顺流热交换管束
Dephlegmatorbundles„D“,
D-Section
Counter-currentflowheatexchangerbundles逆流热交换管束
CCPP
Combinedcyclepowerplant联合循环电厂
HRSG
Heatrecoverysteamgenerator,boiler余热回收蒸汽发电机(余热锅炉)
ExtCoolingWaterSystem
Externalcoolingwatersystem,e.g.fromcoolingtower外循环冷却水系统
LP
Lowpressure(lowpressuresteamsystem)低加(低压加热器)
HP
Highpressure(highpressuresteamsystem)高加(高压加热器)
VFD
Variablefrequencydrive,frequencyconverter/inverter变频器
CV
Controlvalve控制阀
ControlSystem
MCC
MotorControlCentre
DCS
Distributedcontrolsystem(powerplantcontrolandmonitoringsystem),governing集散控制系统
GC
Groupcontrol组控制
SGC
Sub-groupcontrol子组控制
P&IDiagramsP&I图
ReferencedocumentsaretherelatedP&Idiagrams.参考相关P&I图
SYSTEM/DESCRIPTION
GETDRWG-NO.
ExhaustSteamDuct
41_03_1584_04
CondensationandAirExtractionSystem
41_03_1585_04
SetPoints设定值
Allsetpointsmentionedinthisdescriptionareunderstoodaspreliminaryandmayberevisedduringcommissioningphaseoratanyothertime.
本描述中提到的设定值仅为初步设定值,在随后的调试及其他阶段可能被修正
MainComponents主要组件
AllKKS-NosrefertoUNIT1orUNIT2,ifnototherwisementioned,e.g.10MAG10AN001asthecompletenumberforthefirstfaninROOFROW10forUNIT1.Bothunitsaredesignedwiththesameequipment.
如无其它说明,所有KKS-Nos均表示#1机组或#2机组。
例如.10MAG10AN001表示#1机组第一排第一台风机。
两台机组设计规则相同
AirCooledCondenser(ACC)
KKS-No.
COMPONENTS
MAG10AA100
Vacuumbreakervalve(suppliedbyothers)
真空破坏门(其他厂家提供)
MAG10AA700
MAG20AA700
MAG40AA700
MAG50AA700
MAG60AA700
ButterflyvalveinsteamdistributionductofROOFROW10,withactuator
ROW20
ROW40
ROW50
ROW60
10、20、40、50、60排蒸汽分配管上的碟阀,带执行器
MAG01BR001
Exhauststeamduct
抽汽管
MAG10BR001
MAG20BR001
MAG30BR001
MAG40BR001
MAG50BR001
MAG60BR001
SteamdistributionductRow10
SteamdistributionductRow20
SteamdistributionductRow30
SteamdistributionductRow40
SteamdistributionductRow50
SteamdistributionductRow60
10排的蒸汽分配管
20排的蒸汽分配管
30排的蒸汽分配管
40排的蒸汽分配管
50排的蒸汽分配管
60排的蒸汽分配管
MAG10BR011
MAG10BR012
Condensatecollectingductsofroofrow10
10排的冷凝水收集管
MAG20BR011
MAG20BR012
Condensatecollectingductsofroofrow20
20排的冷凝水收集管
MAG30BR011
MAG30BR012
Condensatecollectingductsofroofrow30
30排的冷凝水收集管
MAG40BR011
MAG40BR012
Condensatecollectingductsofroofrow40
40排的冷凝水收集管
MAG50BR011
MAG50BR012
Condensatecollectingductsofroofrow50
50排的冷凝水收集管
MAG60BR011
MAG60BR012
Condensatecollectingductsofroofrow60
60排的冷凝水收集管
MAG10BR101-102
MAG20BR101-102
MAG30BR101-102
MAG40BR101-102
MAG50BR101-102
MAG60BR101-102
Condensatedrainlinesofroofrows
冷凝水排水管
MAG10BR110
MAG20BR110
MAG30BR110
MAG40BR110
MAG50BR110
MAG60BR110
Condensatelinestosteamexhaustdevice
至蒸汽排汽装置的凝结水管
MAG10-60AC001-040
Heatexchangerbundlestype“C”andtype“D”
热交换器管束,类型“C”和“D”
MAG10AN001–005
MAG20AN001–005
MAG30AN001–005
MAG40AN001–005
MAG50AN001–005
MAG60AN001–005
Fanunits,fiveineachroofrow,
10排的风机组,一排配备5台风机
row10
row20
row30
row40
row50
row60
MAG10GU001–005
MAG20GU001–005
MAG30GU001–005
MAG40GU001–005
MAG50GU001–005
MAG60GU001–005
Frequencyconverters,fanunits
变频,风机组
row10
row20
row30
row40
row50
row60
MAG10AU001–005-M01
MAG20AU001–005-M01
MAG30AU001–005-M01
MAG40AU001–005-M01
MAG50AU001–005-M01
MAG60AU001–005-M01
Fangearbox,oilpumpwithelec.motor,
风机齿轮箱,配电动油泵带马达
row10
row20
row30
row40
row50
row60
MAG10AH006–010
MAG20AH006–010
MAG30AH006–010
MAG40AH006–010
MAG50AH006–010
MAG60AH006–010
Heater,gearboxcasing,incl.Thermostat
加热器,齿轮箱保护装置,带恒温器
KKS-No.
SAFETYEQUIPMENT
MAG01BP201-BP202
Rupturedisks爆破膜
KKS-No.
REMOTEINSTRUMENTATION
MAG01CP001–CP003
Exhauststeampressure,transmitter
排汽压力,带变送器
MAG01CT301–CT303
Exhauststeamtemperature
排汽温度
MAG00CT301–CT303
Ambientairtemperature
环境温度
MAG10CF001–005
MAG20CF001–005
MAG30CF001–005
MAG40CF001–005
MAG50CF001–005
MAG60CF001–005
Oilflowswitchoffangearbox,suppliedbygearboxmanufacturer,oneeachperfanunit
风机齿轮箱油流量开关,每个风机组一个,齿轮箱制造商提供。
MAG10CY001–005
MAG20CY001–005
MAG30CY001–005
MAG40CY001–005
MAG50CY001–005
MAG60CY001–005
Vibrationswitchoffan,oneeachperfanunit
风机振动开关,每个风机组一个
MAG10CT301-315
MAG20CT301-315
MAG30CT301-315
MAG40CT301-315
MAG50CT301-315
MAG60CT301-315
Motorwindingtemperature
马达线圈温度
MAG10AH001–005
MAG20AH001–005
MAG30AH001–005
MAG40AH001–005
MAG50AH001–005
MAG60AH001–005
AntiCondensationHeater,Motor
HOLD
MAG10CT321–325
MAG20CT321–325
MAG30CT321–325
MAG40CT321–325
MAG50CT321–325
MAG60CT321–325
PT100instrument,oilbathtemperatureofgearbox,roofrow10
PT100仪表,齿轮箱油温
roofrow20
roofrow30
roofrow40
roofrow50
roofrow60
MAG10CT301/302
MAG20CT301/302
MAG30CT301/302
MAG40CT301/302
MAG50CT301/302
MAG60CT301/302
Condensatetemperature,凝结水温度
roofrow10
roofrow20
roofrow30
roofrow40
roofrow50
roofrow60
KKS-No.
LOCALINSTRUMENTATION
MAG01CP501
Exhauststeampressure排汽压力
MAG01CT501
Exhauststeamtemperature排汽温度
AirExtraction/EvacuationSystem
AirExtractionLines
KKS-No.
REMOTEINSTRUMENTATION
MAJ10-60CT301
Temperatureofairextractionlines抽汽管线温度
WaterRingVacuumPumpUnits
WaterRingVacuumPumpUnit1
KKS-No.
COMPONENTS
MAJ91AA700
Butterflyvalve,suctionside抽汽侧蝶阀
MAJ91AA404
Airinletsolenoidvalve
MAJ91AC001
HeatExchanger热交换器
MAJ91AP001
Waterringpump水环真空泵
MAJ91BB001
Separatorvessel分离器
MAJ91AA001
Solenoidvalve,make-upwaterfeed
补水电磁阀
KKS-No.
REMOTEINSTRUMENTATION
MAJ91CL100
Levelswitch,separator,MIN
分离器液位开关,最小
MAJ91CP100
MAJ91CP101
Suctionside,pressureswitch
抽汽侧压力开关
MAJ91CF100
Operatingliquid,flowswitch
MAJ91CT300
Temperature,operatingliquid
MAJ91CT301
Temperature,operatingliquidvacuumpump
MAJ91CT302
Temperature,coolingwater
MAJ91CT303-305
MotorWindingTemperature
KKS-No.
LOCALINSTRUMENTATION
MAJ91AA001
Levelcontroller
MAJ91CL501
Levelindicator液位指示
MAJ91CP501
Pressure,suctionside,air/vapour
压力,抽汽侧,空气/蒸汽
MAJ91CP502
Pressure,suctionside,waterringfluid
压力,抽汽侧,水环工作液体
MAJ91CT501
Temperature,internalcoolingwatercycle,inletheatexchanger
温度,内部循环冷却水,热交换器入口
MAJ91CT502
Temperature,internalcoolingwatercycle,outletheatexchanger
温度,内部循环冷却水,热交换器出口
MAJ91CT501
Temperature,externalcoolingwatercycle,inlet
MAJ91CT502
Temperature,externalcoolingwatercycle,outlet
WaterRingVacuumPumpUnit2
KKS-No.
COMPONENTS
MAJ92AA700
Butterflyvalve,suctionside
抽汽侧蝶阀
MAJ92AA404
Airinletsolenoidvalve
MAJ92AC001
HeatExchanger热交换器
MAJ92AP001
Waterringpump水环真空泵
MAJ92BB001
Separatorvessel分离器
MAJ92AA001
Solenoidvalve
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