棉兰说明书英文.docx
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棉兰说明书英文.docx
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棉兰说明书英文
SteamTurbineBypassSystemValve
AnInstructionManual
(2×200MWSetsMedan,Indonesia)
Compliedby:
Checkedby:
Approvedby:
ShanghaiElectricPowerMachineryWorks
2009.06
Content
﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡﹡
User’sInformation………………………………………………………2
1.ApplicationofTurbineBypassDevices………………………………3
2.MainTechnicalPerformanceofTurbineBypassDevices……………3
3.ScopeofSupply………………………………………………………21
4.DescriptionoftheValveStructureDesign……………………………23
5.InstallationofValvesandPipes………………………………………25
6.NotesforOperationTest……………………………………………34
7.Maintenance…………………………………………………………35
8.EmergenceandSolutionofFailure…………………………………40
9.On-siteCommissionofElectricDevices…………………………42
10.InstructionforElectricDevices……………………………………42
11.SparePartsListofBypassSystem…………………………………43
User’sInformation
GeneralInstruction
Onlyprofessionalswithrelevanttrainingandguidancecanimplementmaintenanceonourspareparts.Thismanualshouldnotbeusedasaninstructionorreferenceforprofessionalengineersaspartoftrainingandworkingknowledge,butasasystematicalsafetylearningprogram.Thismanualmustcomplywithapplicableregulationsoflocalauthoritiesandfactoryowners,inparticularwithrelevantprovisionsofprohibitingaccidents.Ifthereisanydisagreementintheinstructionsofthismanual,pleasecontactourprofessionals.
Wewillnotassumeanyresponsibilityifsuchproblemsrelatedtofunctionandsecurityoccursasfollows:
-Not-complywiththemaintenanceinstructionwhileoperation
-Usethesparepartswhicharenotsuppliedbyourcompanyorapprovedinwrittenform.
-Anyimprovements,installationorremovalwithoutpermissionfromShanghaiElectricMachineryWorksinwrittenform,orapplyingbeyondthescopeofapplication
-Flowingconditionsbeyonddesigningconditions
Anycompensationshouldnotbeconsideredinthismanual,whichisbeyondthecontractscopeofShanghaiElectricMachineryWorks.
ShanghaiElectricMachineryWorkshastherighttochangeorimprovedesignorstandardsofourproductswithoutnotice.
Ourservicedepartmentisplanningtodiscussthesolutionstomaintenanceandinspectingprogramofourdevices.Pleaseconsultdirectly:
ShanghaiElectricMachineryWorksTelNo.:
(+86)-21-64300351
FaxNo.:
(+86)-21-64300284
E-mail:
jab@
Website:
1.ApplicationofTurbineBypassDevices
Newproblemshavebeenbroughttopowerplantsbyhigh-speeddevelopmentofelectricpowerindustry,increasingunitcapacityandPeak-Valleydifferenceintheloadofpowergrid.Inordertomeetthepeakadjustmentneeds,improveandenhanceengines’generatingperformance,savethetimeforrunningandstopping,savefuel,reduceloss,protectthesets’securityandreliabilityandmeettheneedsofoperation,theroleofbypassdevicesisbecomingmoreandmoreimportant.
Theelectricalbypasssystemdevicesaredesignedandmanufacturedonthebasisofforeignadvancedtechnologies.Thisdevicecanadjustitselfswiftlyandautomaticallywhenrunning,stoppingandunloadinginaccordancewithchangesinworkingcondition,soastomeettherequirementstoworking.Therefore,itcanbewidelyusedinpowerstationconstructionandrenovation.
2.MainTechnicalPerformanceofTurbineBypassDevices
2.1SystemType
Thissystemistwoseriesofelectricalbypasssystem(SystemLayoutinDrawing1)
2.2CapacityofBypassSystem
Maximumflowofhighpressurebypassvalveis230t/h
2.3OperationTime
Timeforthewholeoperationprocess:
Adjust≤15
HighSpeed≤5
2.4TechnicalSpecificationsandPerformanceofValves
ValveStructureinDrawing2,4,6,7,9,11
MainTechnicalPerformancesandParametersinForm1~6
Highpressureby-passsteamchangevalves“relativestrokeflow”curveinDrawing3
Highpressureby-passsprayingwaterregulatingvalves“relativestrokeflow”curveinDrawing5
Lowpressureby-passsteamchangevalves“relativestrokeflow”curveinDrawing8
Lowpressureby-passsprayingwaterregulatingvalves“relativestrokeflow”curveinDrawing10
1.Boiler
﹡2.Highpressureby-passsprayingwatervalves
﹡3.Highpressurecylinder
4.Highpressurecylinder
5.Middlepressurecylinder
6.Lowpressurecylinder
7.Generator
﹡8.Lowpressuresteamchangevalve
﹡9.Lowpressureby-passsprayingwaterregulatingvalve
10.Condenser
11.Condensatepump
12.Heaterwithhighpressure
13.Deaerator
14.Feedpump
﹡15.Highpressuredesuperheatingwaterisolatedvalve
16.Highpressureheater
﹡17.Lowpressuredesuperheatingwatervalve
注:
﹡标识本厂供货withmark﹡aretheitemssuppliedbyourcompany
箭头外不属于本厂供货范围Itemsbeyondanarrowheadarenotwithinthescopeofoursupply
系统图:
Drawing1SystemDrawing
Drawing2HighPressureBy-passSteamChangeValve
EnclosedTable-1
Model
PL200/30-GWY963Y
-P5515V
Name
Highpressurebypasssteamchangevalve
Max.Flow
230t/h
Name
S.N.
Name
Unit
Numerber
Remark
Valve
1
Ratedflow
t/h
208
Angle
2
DesignedpressureEntrance/Exit
MPa
15/4
DesignedtemperatureEntrance/Exit
。
C
540/450
3
Entrance
Workingpressure
MPa
12.75
Workingtemperature
。
C
535
4
Exit
Workingpressure
MPa
2.68
Workingtemperature
。
C
321
5
Valveseatdiameter
mm
150
6
NominaldiamterD1/DA
mm
200/350
7
Entrancepipe
mm
OD273×36.53
8
Exitpipe
mm
OD355.6×10
9
Watersprayingconnectingpipe
mm
2-φ76×8
10
Ratedstroke
mm
75
11
Specificationofvalvehandle
mm
Tr55×18(p9)LH
12
Materialofvalvebody
12Cr1MoV
Motordevices
13
Model
2SA5064-9DE10-4BB4-Z+Y99
SIPOS
14
Outputmoment
N.m
700
15
motor
Powersource
V/Hz
400/50
current
A
11
Power
kW
5.5
16
Spindlespeed
r/min
80/20
17
Wholerevolutions
r
4.2
18
Wholeopen-closetime
s
<5/15
Weight
19
Motordevices
kg
70
Valve
kg
1107
Totalweight
kg
1177
Drawing3FlowFeatureCurveofHighPressureBy-passSteamChangeValve
Drawing4HighPressureBy-passSprayingWaterRegulatingValve
EnclosedTable-2
Model
PL200/30-GT968Y
-25I
Name
Highpressurebypasssprayingwaterregulatingvalve
Max.folw
45t/h
Name
S.N.
Name
Unit
Number
Remark
Valve
1
Ratedflow
t/h
34.32
Straight-through
2
DesignedpressureEntrance/Exit
MPa
25
DesignedtemperatureEntrance/Exit
。
C
250
3
Entrance
Workingpressure
MPa
19
Workingtemperature
。
C
176
4
Exit
Workingpressure
MPa
Workingtemperature
。
C
5
Valveseatdiameter
mm
60
6
NominaldiameterD1/DA
mm
60/60
7
Entrancepipe
mm
φ76×8
8
Exitpipe
mm
φ76×8
9
Ratedstroke
mm
30
10
Specificationofvalvehandle
mm
Tr32×8LH
11
Materialofvalvebody
15CrMo
Motordevices
12
Model
2SA5043-0DE10-4BB4-Z+Y99
SIPOS
13
Outputmoment
N.m
175
14
motor
Powersource
V/Hz
400/50
Current
A
6
Power
kW
3
15
Spindlespeed
r/min
80/20
16
Wholerevolutions
r
3.75
17
Wholeopen-closetime
s
<5/15
Weight
18
Motordevices
kg
39
valve
kg
244
Totalweight
kg
283
Drawing5FlowFeatureCurveofHighPressureBy-passSprayingWaterRegulatingValve
Drawing6HighPressureBy-passDesuperheatingWaterIsolatedValve
EncloseTable-3
Model
PL200/30-GJ961Y
-25I
Name
HighpressureValvedesuperheatingwaterisolatedvalve
Max.
flow
Name
S.N.
Name
Unit
Number
Remark
Valve
1
Ratedfloe
t/h
34.32
Straight-
through
2
DesignedPressureEntrance/Exit
MPa
25
DesignedTemperatureEntrance/Exit
。
C
250
3
Entrance
Workingpressure
MPa
19
Workingtemperature
。
C
176
4
Exit
Workingpressure
MPa
Workingtemperature
。
C
5
Valveseatdiameter
mm
65
6
NominaldiameterD1/DA
mm
60/60
7
Entrancepipe
mm
φ76×8
8
Exitpipe
mm
φ76×8
9
Ratedstroke
mm
30
10
Specificationofvalvehandle
mm
Tr40×6LH
11
Materialofvalvebody
15CrMo
Motordevices
12
model
2SA5054-0DE10-3BA4
SIPOS
13
Outputmoment
N.m
400
14
Motor
Powersource
V/Hz
400/50
Current
A
11
Power
kW
5.5
15
Spindlespeed
r/min
80
16
Wholerevolution
r
4.2
17
Wholeopen-closetime
s
<5
Weight
18
Motordevices
kg
64
Valve
kg
156
Totalweight
kg
220
Drawing7LowerPressureBy-passSteamChangeValve
EnclosedTable-4
Model
PL200/30-DWY963Y
-P553V
Name
Lowpressurebypasssteamchangevalve
Max.flow
265t/h
Name
S.N.
Name
Unit
Number
Remark
Valve
1
Ratedflow
t/h
242.32
Angle
2
DesignedPressureEntrance/Exit
MPa
3/1.6
DesignedTemperatureEntrance/Exit
。
C
540/450
3
Entracne
Workingpressure
MPa
2.37
Workingtemperature
。
C
535
4
Exit
Workingpressure
MPa
0.588
Workingtemperature
。
C
160
5
Valveseatdiameter
mm
280
6
NominaldiameterD1/DA
mm
450/700
7
Entrancepipe
mm
OD457×14.27
8
Exitpipe
mm
OD720×8
9
Watersprayingconnectingpipe
mm
4-φ76×3.5
10
Ratedstroke
mm
90
11
Specificationofvalvehandle
mm
Tr55×18(p9)LH
12
Materialofvalvebody
12Cr1MoV
Motordevices
13
Model
2SA5064-9DE10-4BB4-Z+Y99
SIPOS
14
Outputmoment
N.m
700
15
Motor
Power
V/Hz
400/50
Current
A
11
Power
kW
5.5
16
Spindlespeed
r/min
80/28
17
Wholerevolution
r
5
18
Wholeopen-closetime
s
<5/15
Weight
19
Motordevice
kg
70
valve
kg
1629
Totalweight
kg
1699
Drawing8FlowFeatureCurveofLowPressureBypassSteamChangeValve
Drawing9LowPressureBypassSprayingWaterRegulatingValve
EnclosedTable-5
Model
PL
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