RFTSP11019SPCEL003 revA 同步交流柴油发电机规格书英文.docx

RFTSP11019SPCEL003 revA 同步交流柴油发电机规格书英文.docx

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RFTSP11019SPCEL003revA同步交流柴油发电机规格书英文

SPECIFICATIONFOR

SYNCHRONOUSACGENERATORS

DISCIPLINE：

ELECTRICITY

PAGE1OF10

COSIGNDISCIP.

ST

OU

EL

IN

MA

PI

PR

GE

SA

SIGN

A

2011-06-29

供意见

Rev.

Date

Description

PreparedBy

CheckedBy

ReviewedBy

ApprovedBy

THISDOCUMENTCONTAINSCONFIDENTIALPROPRIETARYINFORMATIONANDMAYNOTBETRANSFERRED,REPRODUCED,ORUSEDTOCONSTRUCTANYPROJECTWITHOUTTHEEXPRESSAUTHORITYOFRICHFORM.

Weatherford（China）EnergyServicesCo.Ltd.

RICHFORMENGINEERS&CONSTRUCTORS

（TIANJIN）LTD.

TIANJINHUAXIAARCHITECTURALDESIGNCO.,LTD

LivingQuarters

forIslandBofYuedongOilfield

RFJobNo.

DocumentNo.

Rev

RFT-SP-11-019

RFTSP11019-SPC-EL-003

A

CONTENTS

1SCOPE3

2REFERENCES3

3SERVICECONDITIONS3

4REQUIREMENTS3

5INSPECTIONANDTESTING7

6SHIPPING,HANDLINGANDSTORAGE9

1.SCOPE

Thisspecificationcoverstheminimumtechnicalrequirementsforthedesign,manufacture,andtestingofsynchronousalternatingcurrentgeneratorsuitableforinstallationonlivingquartersofYUEDONGislandB,thePeople’sRepublicofChina..AnyexceptiontotherequirementsofthisspecificationshallbesubmittedinwritingforresolutionbyPurchaser.

2.REFERENCES

2.1.Genera

AllequipmentspecifiedhereinshallbedesignedtocomplywithmostrecentissueoftheapplicableIECorU.S.A.'sstandardsandcodes.

2.2.ThelistoftheapplicablestandardsandcodesisprovidedinAppendixIandAppendixII.

2.3.ThefollowingSpecificationsareconsideredpartofthisspecification:

SPC-CC-003ExternalPaintingForOffshoreFacilities

SPC-MA-002NoiseAndVibrationSpecification

SPC-EL-001Generalelectricalspecification

SPC-EL-014Power,Control&EarthingCable

SPC-EL-015ELECTRICALPACKAGEDEQUIPMENT

3.SERVICECONDITIONS

3.1.Refertotheprojectdesignbasisfordetailedenvironmentalconditions.

3.2.Location:

Indoorsunclassfiedarea

4.REQUIREMENTS

4.1.ItemDefinition

Thesynchronousalternatingcurrent（AC）generatorrequiredisoftheindustrialtype,andsuitableformountingaspartofaskidpackage.

4.2.Characteristics

4.2.1.Performance

loadrating

Thegeneratorshallhavetheminimumbaseloadratingspecifiedonthedatasheet.Compliancewiththedatasheetrequirementsshallrequirethatthepoweractuallymeasuredatthegeneratoroutputterminalsundersiteratingconditionsbeequaltoorgreaterthantheloadratingspecifiedonthedatasheet.

Continuousservice

Thegeneratorshallprovideaminimumof24monthsofcontinuousoperationbetweenmajoroverhauls.Operationshallbeatthebaseloadratingunderoffshoresiteconditions.

Paralleloperation

Thegeneratorshallbesuitableforparalleloperationunderloadconditionsuptotheratedload,atvoltageof95%to105%oftheratedvoltage.

Operationunderabnormalconditions

a.Thegeneratorshallbecapableofwithstandingacurrentoverloadof50%abovetheratedamperagefor1minutewhilemaintainingtheapproximateratedvoltageoutput.

b.Thegeneratorshallbecapableofwithstanding,withoutdamage,a30-second,three-phaseshortcircuitatitsterminalswhenoperatingatratedkilovoltampere（KVA）andpowerfactor,at5%over-voltage,withfixedexcitation.

c.Thegeneratorshallalsobecapableofwithstanding,withoutdamage,anyothershortcircuitatitsterminalsof30secondsorless,provided:

∙Themachinephasecurrentsunderfaultconditionsaresuchthatthenegativephasesequencecurrent,（I2）expressedinperunitofstatorcurrentatratedKVA,andthedurationofthefaultinseconds（t）arelimitedtovalueswhichgiveanintegratedproduct,（I2）2t,equaltoorlessthan40,

∙Themaximumphasecurrentislimitedbyexternalmeanstoavaluewhichdoesnotexceedthemaximumphasecurrentobtainedfromthethree-phasefault.

d.Thegeneratorshallbecapableofcontinuousoperationinanunbalancedsystemwithnoneofthephasecurrentsexceedingtheratedcurrent.

e.Thegeneratorshallbecapableofcontinuousoperationwithnoneofthephasecurrentsexceedingtheratedcurrenteventhoughthevoltage,frequency,andpowerfactorexceeddesignratingsby10%.

f.Thegeneratorshallbecapableofrunningatleast20%abovetheratedspeedfor5minuteswithoutmechanicaldamage.

g.Thegeneratorarmatureshallbecapableofwithstanding,atleasttwiceayear,acurrentoverloadof30%abovetheratedamperageforaminimumof1minute,withoverloadstartingfromstabilizednormaloperatingtemperaturesatratedconditions.

h.Thegeneratorfieldwindingshallbecapableofwithstanding,atleasttwiceayear,avoltageoverloadof25%abovetheratedvoltageforaminimumof1minutewiththeoverloadstartingfromstabilizednormaloperatingtemperaturesatratedconditions.

4.2.2.Physicalcharacteristics

Liftinglugsshallbeincorporatedinthegeneratortofacilitateasingle-pointliftwithoutaspreaderbar,ifpracticable.

4.3.DesignandConstruction

4.3.1.General

a.ThegeneratorshallcomplywithNEMAMG1,MotorsandGenerators（orIECequivalent）.

b.Thegeneratorandtheauxiliaryequipmentshallincorporatefeaturesthatfacilitateinterconnectionwithassociateddriverequipment.

c.ThegeneratorshallbeTEFCtype.

d.Thegeneratorshallbedesignedsothattherotorcanberemovedfromthegeneratorenclosurewithoutdisturbingthestator.

e.Embedded,encapsulated,100-ohmplatinum,resistancetemperaturedetectors（RTD）shallbeprovidedtomonitorthestatorwindingtemperatureatsixsuitablelocations（twoperphase）.

f.Thegeneratorshallbesuitableforoperationina3-phase,3-wire,insulated（ungrounded）system.

g.ThegeneratorshallbeWyeconnected.Theneutralpointshallbefullyinsulatedfromthegeneratorframeandtheskidframe.

h.Theminimumsubtransientreactanceshallbeasspecifiedonthedatasheets.

i.Thetelephoneinfluencefactor（TIF）ofthegenerator,measuredatthegeneratorterminals,shallnotexceed100balancedand75unbalanced.

j.Thegeneratorshallbecapableofeithersynchronizingwithalivecircuitorclosingonadeadbus.

k.Thegeneratorshallhaveprelubricated,shieldedballbearing.

4.3.2.Insulation

a.GeneratorinsulationshallbeNEMAClassF.

b.Theinsulationshallbetreatedfora100%relativehumiditytropicalenvironmentandshallnotsupportfungusgrowth.

c.Generatorstatorinsulationshallbethevacuum-pressure-impregnationprocess（VPI）andshallreceiveaminimumofthreecompleteVPIcycles.IfVPIisnotavailable,thenormalinsulationshallbesupplementedwithextradipsandbakesformaximumprotectionagainstmoistureandsaltcontamination.

d.TheinsulationdesignshallbeconsistentwithaNEMAClassBtemperaturerise,assumingthatthetemperatureoftheambientairusedforcoolingis40C（104‘F）.

4.3.3.Exciters

a.Thegeneratorshallhaverotating,brushlessexciterswithhermeticallysealeddiodesandthree-phase,full-waverectification.

b.Themainexcitershallbeoftherevolvingarmaturetypeandhaveanominalresponsenotlessthat1.0,withrotatingrectifiersdirectlyconnectedtothegeneratorfield.Theratingoftherotatingrectifiersshallbecapableofwithstandingtransientovercurrentsresultingfromashortcircuitatthegeneratorstatorterminals.

c.Theratedoutputoftheexciterandrectifierassemblyshallbe110%ofthecontinuousmaximumgeneratorexcitationvoltageandcurrentrating.Eacharmoftherectifierbridgeshallbecapableofwithstandingpeakreversevoltageduetopoleslippingorfaultysynchronizing.

4.3.4.Spaceheaters

Generatorandexciteranticondensationheatersshallbeprovidedtomaintaintheinteriortemperatureofthegeneratorandexciter5❍C（41‘F）abovetheambienttemperature.Theheatersshallberatedfora220-Volt,50-Hertz,single-Phasepowersupply.

4.3.5.Cablingandterminalboxes

a.AllcablesonthegeneratorthatinterconnectequipmentandjunctionboxesshallbeprovidedbythegeneratorVendor.SuchcablingshallbeinaccordancewiththespecificationSPC-LD-EL-014,"Power,Control&EarthingCable".

b.Cableswithintheskidsshallbeterminatedbymeansofcompressiontypecableglands（suppliedbythegeneratorVendor）.thecableglandmustbebrassandsuitableforamourcable.atsametimethevendorshouldsupplycableglandforalloutgoingcables.

c.Allgeneratorterminalboxesshallbetotallyenclosed.Controlboxesshallbeequippedwithterminalsforoutgoingcables.

d.Oneormoreseparateterminalboxesshallbeprovideforeachofthefollowing.

∙Generatorline

∙Statorwindingtemperaturedetectors

∙Generatorheaters

∙Generatoralarmcircuits

e.Allspareconductorsshallhaveanindividualterminalforeachwire.

4.3.6.Voltageregulation

a.VoltageregulationandsuppressionequipmentshallbesuppliedforinstallationinthegeneratorremotecontrolpanelfurnishedbythegeneratorVendor.Regulationandsuppressionequipmentshallbereliable,fullysuitableforcontrolandprotectionofthegenerator,andofhighquality.

b.Anacceptablemethodshallbeprovidedformanualvoltageregulation（MVR）controlofcoarseandfineexcitation.Controlshallbeprovidedoverthecompleterangeofthegeneratorcharacteristicoutput,startingfromapproximatelyzeroterminalvoltageonanopencircuit.

c.Theautomaticvoltageregulation（AVR）shallbeprovid