基于多信息融合的广域继电保护新算法1(3)

 

protectionTrans

on

PG,etsystem

a1.

to

[3]张保会.加强继电保护与紧急控制系统的研究提高互联电网安

全防御能力[J3.中国电机工程学报,2004,24(7):卜6.

ZHANGBaohui.Strengthencontrolsystemsinterconnected

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widearea

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cascadingoutages[J].IEEEDelivery,

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‘YIN

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on

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to

forlimitedwide

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smart

grid[J3.Proceedings

oftheCSEE,2010,30(7):1-7.

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[123李振兴。尹项根,张哲.等.有限广域继电保护系统的分区原则

与实现方法[J3.电力系统自动化,20Io,34(19):48—51.

’LI

Zhenxing,YINXianggen,ZHANGZhe,eta1.A

studyof

system

wide

area

networkbaseddata

network[J].Automation

32(10):32—36.

Electric

PowerSystems,2008,

zone

division

on

limitedwide

Power

area

protection

system[J].

[53

EISSAMM,MASOUDMback

grids

up

E,ELANWAR

techniquefor

MMM.Anovel

power

AutomationofElectric

Systems,2010,34(19):48—51.

wide

area

protection

transmission

on

usingphasor

measurement

unit[J3.IEEE

TransPower

李振兴(1977~),男,通信作者,博士研究生,主要研究方向:电力系统继电保护与控制、电力系统人工智能技术。

E-mail:Izx2007001@1

Delivery,2010,25(1):270—278.

[63王晓茹,HOPKINSON

KM,THORPJ

S,等.利用Agent实现

新的电网后备保护[J].电力系统自动化,2005,29(21):57—62.WANGXiaoru。HOPKINSON

backupprotectionsystemforthe

63.com

M,THoRPJ

S,eta1.Novel

using

尹项根(1954一),男,博士,教授,主要研究方向:电力系统继电保护、变电站自动化及安全稳定控制。

electricpowergrid

Agent

[J].Automation

57—62.

ofElectricPower

Systems,2005,29(21):

哲(1962一),男,博士,教授,主要研究方向:电力系

统继电保护及自动控制。

[73丛伟。潘贞存,赵建国.基于纵联比较原理的广域继电保护算法

WideArea

LI

Protection

AlgorithmBased

on

Multi-information

Fusion

Zhenxing,ⅥN

Xianggen,ZHANGZhe,HEZhiqin,FENGCancheng.

(HubeiProvincialElectricPowerSecurityandHighEfficiencyLab,HuazhongUniversityof

Scienceand

Abstract:Aswide

Technology,Wuhan

430074,China)

to

area

backupprotectionneedsmultipointinformation

to

identifythefaultelement,highfaulttoleranceofthebackup

to

protectionalgorithmisthekeywideand

area

itscorrect

operation.Anovelwide

area

protectionalgorithmispresentedbased

structure

on

informationfusion.Fauhidentificationcodingisexpected

functionis

constitutedby

formedaccording

the

ofthepowergrid,andthefitness

state

theoperationinformationofconventionalmain/backupprotectionandbreaker

to

status.Finally,thefaultprobabilityisidentificationalgorithm.Simulationtoleranceofthismethod.

test

calculatedbased

on

usingthepre-andpost—faultfitnessfunctionIEEE

39-bus

system

demonstrates

realizethefaultelement

andexcellentfault

theeffectiveness

ThisworkissupportedbyNationalNaturalScienceFoundationofChina(No.50877031,No.50837002).Keywords:wide

area

protection;informationfusion;fitnessfunction;expectedfunction;faultidentification

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