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DG)

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system

DESS)[5]

12min

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[3],

IT

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1999

277

10kV

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FEED)

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?1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.

2

FACTS)

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a.

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?1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.

3

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,

214

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311

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?1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.

4

;

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4

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[11,15]

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FEED

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.

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412

a.

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:

?1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.

5

625632

2TakeoS.DeregulationandPowerQuality.In:Proceedingof

2001NationalConventionRecordIEEJapan1Japan:2001.3223

3229

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,

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,

3

4

5

(LinHaixue)1

(MainProblems

(ElectricPower

,

ofModernPowerQuality).

Technology),2001,25(10):512

(LiYuhui).1999

[20];

(Reliability

,

AnalysisofChinaDistributionNetworkin1999).

(ChinaElectricPower),2000,33(5):714

(ZhengJianchao).

b.

:

(Current

10kVA100kVA

10kVA

StatusandProspectsofPowerTechnologyatFrontier).

(ChinaElectricPower),1999,32(10):914

6HingoraniNG.IntroductionCustomPower.IEEESpectrum,

1995,32(6):4148

UPS

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,UPS

7NaraK,MishimaY,HasegawaJ.ANewTypePowerDelivery

SystemforReliablePowerSupply

FriendsandItsOptimal

NetworkDesign1In:ProcofPOWERCON20001Australia:

20001649654

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SCADA:

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,

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(HanYingduo,YanGangui,Jiang

FACTSDFACTS

(Electric

,

Qirong,etal).

4.3

QCC

PowerinInformationSocietyandFACTS&DFACTS).

(AutomationofElectricPowerSystems),2000,24

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UPS,

UPS

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(HeDayu).

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GenerationofFACTS).

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ADynamical

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Increase

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http:www.amsuper.com

continuedonpage50)

Guidelines.IEEETransonIndustryApplications,1996,32(3):

(

50

?1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.

50

ANALYSISANDDISCUSSIONOFTHESENSITIVITYOF

MAINPROTECTIONSCHEMEFORGENERATORSINTHREEGORGESPOWERSTATION

Ψ

Ψ

GuiLinWangXianghengWangWeijian

Γ

TsinghuaUniversityBeijing100084China

;

Κ

Κ

Π

2

Κ

;

AbstractUsingthemultiloopmethodallkindsofslotandendfaultsofthegeneratormadebyABBinThreeGorges

Γ

Κ

2

PowerStationaresimulatedandthenthesensitivityandtypeofnonoperationfaultsofgeneralprotectionschemesare

Κ

comparedandanalyzed.Basedontheaboveresearchsomequestionsareputforwardagainstthesimulationresultsof

Κ

Κ

Κ

internalfaultsofthegeneratorinsomereferences.Bytheaboveresearchanalysiscomparisonanddiscussionitispointed

Κ

outthatthecorrectoverallandsufficientsimulationofinternalfaultsisbasictothecorrectunderstandingofthesensitivity

Κ

ofgeneralprotectionschemesandtheircombinationandthelattersimultaneouslyisbasictothedeterminationofthemain

protectionschemeofinternalfaultsforthegeneratorinThreeGorgesPowerStation.

Π

Μ

Μ

Μ

KeywordsThreeGorgesPowerStationgeneratorinternalfaultmainprotectionschemesensitivity

Μ

(

5

continuedfrompage5)

18LarssonM,KarlssonD.CoordinatedControlofCascadedTap

ChangersinRadialDistributionNetworks1In:ProcofIEEE

KTHStockholmPowerTechConf.Stockholm:19951685

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(ElectricPowerTechnology),2001,25(3):6669

(1963),

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E2mail:hminxiao@hotmail.com

19HanMinxiao,OhsawaYasuharo,YanWenli.Improvementof

Short2termVoltageStabilityUsingEnergyStorageEquipment1

(1953),

(1966),

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,

Engineering20001Japan:2000.564567

20

,

(XiaoXiangning,XuYonghai).

(PowerQualityAnalysisandDevelopment).

;Γ

FLEXIBLEELECTRICALENERGYDELIVERYFEEDTECHNIQUE

Ψ

Ψ

HanMinxiaoXiaoXiangningXuYonghai

;

ΚΚ

NorthChinaElectricPowerUniversityBeijing102206China

Γ

AbstractFlexibleelectricalenergydeliveryFEEDΓisconsideredasthesolutiontoelectricpowersupplyofmodernIT

Π

;

Κ

society.FEEDhasthecapabilityofhigh