PSCAD例子的学习对部分example的解释.docx
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PSCAD例子的学习对部分example的解释
PSCAD例子的学习笔记
、黄金分割法(在optimum_run)
PSCADProfessional一[siBplex_siApIe:
Iain]
&□m^ter(MasterLibrary)
由轡-1:
[Main]MainPage田凰Defiriitions
FmiirirurLsId(ASimpleMultipleRunExample)
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S园Definitions
E目HMkeJee¥es_fiimp>e(HookeJsevei,SimpleFunctionEvaluation]逹j-1:
[Main]MainPage+]岡Definitions
=E3$implex_mirih3rni(SIMPLEX-Minimijeharmonicsgenefated)
I「對*1:
[Main]MainPage+卜虜Definitions
I-包simplex_simplE(SIMPLEX'SimpleFunctionEvaluation)岸j-1:
[Main]MainPage+国Definitions
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二、电能质量(在PowerQuality中)
软件的英文说明:
ThisapplicationexampleisbasedonacaseorigionallycreatedattheManitobaHVDC
ResearchCentrebyDr.M.Reformat,inManitoba.Canada.
ThiscaseillustratestheuseofaSTATCOMtoprovideactivefilteringfortheacsideofa
6-pulseconvertersystem.TheActivefilterisconnectedthrougha20kVA,Y-Y
transformertoa200V,50Hz,3-Phasebus,witha6-pulseconverterload
REFERENCE:
H.FujitaandH.Akagi,
'APracticalApproachtoHarmonicCompensationinPowerSystems-SeriesConnectionofPassiveandActiveFilters',IEEETrans,onInd.Applications,vol.27,No.6,Nov/Dec1991,pp.1020-1025
RevisedbyJ.E.Nordstrom-September2000
VOLTAGESOURCE
200V,50.0[HU
JIX--
25【ohm一
COtTl亠Bus
谐被源的员
带控制系统的有源滤波
Pl门3D-ACTIVE
FILTER
'l|(V)-vW^
GPulise
Bridge
AMGM
ActiveFilter5PSTATCOMBasedDeviceWithControlSystem
软件的英文说明
ThisapplicationexampleisbasedonacaseorigionallycreatedatManitobaHydro,inManitobaCanada.
Theproblemwasthatfarmanimals,duringwintermonths,wereexperiencinga"tingle
voltage",duetosuspectedpoorgroundingonthelocalgroundgrid.
rod
UsingPSCAD,theengineerswereabletosimulatethelocalsystemanddeterminethatthegroundingproblemwasatleastpartiallyrelatedtogroundrodresistanee.Duringthewintermonths,thegroundconductivityispoor,resultinginapoorconnectionbetweenthegroundrodsandearth.
Whilethiscaseisrunning,youcanadjustthegroundresistanee.Noticethechangeinvoltageacrossthecow!
RevisedbyJ.E.Nordstrom-July2000
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三、继电保护
Case1:
-TwoThevinenImpedaneesourcesconnectedviaone100kmtransmissionline.
(双电源系统通过100km长度相连)
-Systemvoltageis230kVsettableviasourceequivalents.
(230kV)
-Simulatestwosubstationsconnectedviaonetransmissionline.
(仿真两个变电所之间的传输线路)
-Fourfaultpositionsforfullfaultcontrolaheadandbehindstationrelays.
(设计了四个故障点)
-Twobreakersareindependentlytimedcontrolled.(Defaultisclosed).
(两侧的断路器可以通过时间,默认是合上的)
Independentbreakerpoletrippingispossible.
右價I系统
察子系
(可以实现分相操作)
Ante"w■Wfi
・i・Hi・—m
输电线路
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8」
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Th
rw
故障点故障点故障点故障点
宇制子系
—二52
I.W
信号供观察
画图
斷路器操作.
馬四个量输岀
FT^pe
Fault
;ffl
Controls
注意拖动之前定义及
O
制面板,原是光
屋制面板,原是光
Adjustphaseangletoobtainthecorrectpowerflow.Adjustvoltagetoobtainthematching
VARflowateachend.
[工
PREFAULTCONTROLS
压线功个超要使的的功皿不重故卄再,过在理有30高ar
持合即超最va处伪先电^®,不功皿此在,侧与路歪¥咼无10
smissionI
-Indape
irelays.
ised)
-Simula
-Fourfa
Case1:
-TwoTh
录波器的控制开关
RaybackRecordl&rs
Reconders
0.150.5
T&turntheRecorderson.tickontheswitch.
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Youcan,turnonoroiffeachuwwderhdivdijally.
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Thiedcioied^t)
重合闸时刻
BREAKERCONTROLS
跳闸时刻
控制开关
MutbifMrclejirligifne
ciidncicNfHue「rgifitedlgd
录波器,供分析用
VIAVISVIC111AI1BI1C
AnalogInpuls
Ctrl
ffi
Start
Friil:
吃0RTP尺氏皿lerNo.1
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Formal:
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Fault
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字量。
解码,去具休控制。
FT1FT2FT3FT4
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ChannelDecoder
Select
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形式
Fault
Select
^Data
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ChannelDecoder
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解决,去具体輕制
CASE2:
多个故障点。
其它一样
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CASE3:
双回线
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CASE4:
双回线的不同故障点
双回线*不同故障点
SUIBOTAT..
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SUBBTAT...
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负[1|hf■赳
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富£
CASE5:
双回线的不同故障点再加支出一条线路
CaseDescription:
-TwoThevinenImpedaneesourcesconnectedvia
transmissionlinesandaT-tap.
-Onetransmissionlineterminatedwithatransformer
ofconfigurablesizeandtype.
-Systemvoltageis230kVsettableviasourceequivalents.
-Simulatesthreesubstationsconnectedviathreetransmissionlines.
-Eight(8)faultpositionsforfullfaultcontrolaheadandbehindstationrelays.
-Fivebreakersareindependentlytimedcontrolled.(Defaultisclosed).
-Independentbreakerpoletrippingispossible.
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晉双回线中间支岀一条
□
«i
CASE6:
双回线的不同故障点再加支出一条线路
与CASE5类似,细节有所不同。
故障点任意设置。
CaseDescription:
DOUBLELINEWITHAT-TAP
-TwoThevinenImpedaneesourcesconnectedvia
transmissionlinesandaT-tap.
-Onetransmissionlineterminatedwithatransformer
ofconfigurablesizeandtype.
-Systemvoltageis230kVsettableviasourceequivalents.
-Simulatesthreesubstationsconnectedviafourtransmissionlines.
-Ninefaultpositionsforfullfaultcontrolaheadandbehindstationrelays.
-FaultscanbeplacedMidlineonLine1,Line2andLine3
-UsermusttakeCaretoensurethesumofthesections,T1throughT6sumtothelengthofthelinestheyaresimulating.
-Fivebreakersareindependentlytimedcontrolled.(Defaultisclosed).
-Independentbreakerpoletrippingispossible.
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.
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pw叫审Itfcrffipin-slerM'd
1tdUtFK.¥.
着g取回线中间支岀一条
CASE7:
联络变压器
CaseDescription:
-TwoThevinenImpedaneesourcesconnectedviaaD-Ytransformer.
-Systemvoltageis230kV/25kVsettableviasourceequivalents.
-Simulatestwosystemswithafeederload.
-Fourfaultpositionsforfullfaultcontrolaheadandbehindstationrelays.
-Threebreakersareindependentlytimedcontrolled.(Defaultisclosed).
-Independentbreakerpoletrippingispossible.
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CASE8:
三绕组变压器
CaseDescription:
-TwoThevinenImpedaneesourcesconnectedviaaY-D-Ytransformer.
-Faultscanbeappliedtothe10kVDeltatertiarywinding
-Systemvoltageis230kV/25kVsettableviasourceequivalents.
-Simulatestwosystemswithafeederload.
-Fivefaultpositionsforfullfaultcontrolaheadandbehindstationrelays.
-Fivebreakersareindependentlytimedcontrolled.(Defaultisclosed).
-Independentbreakerpoletrippingispossible.
三绕俎变压器的相关仿真
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CASE9:
与SEL321Relay相关的模型
ThisexamplesystemistakenfromtheSEL321RelayInstructionManual,Chapter5.
ThetransmissionlinemodelsarebasedoninputtingR,X,andBdatamanually.
Linedataisenteredpermeter;therefore,thelengthsofthedifferent
linesectionsareadjustedsimplybychangingthelinelength.
线路长度董数可变
_I
I
四、(次同步机)SubSyncRes文件夹中内容
IEEEFIRSTBENCHMARKCASEFORSUB-SYNCHRONOUSRESONANCESTUDIES
ExampleCaseCharacteristics:
-FieldVoltageofSynchronousmachineheldatthesamevalue
heldattheinitialvalue
multimassto
-Mech.TorqueofSynchronousmachine
-Multimassenabledattime=1.4sec.Theinput"Mactiv"allowsthebeenabledonlywhenthemachineisactive.Themultimassisinitializedwithsmoothedvalueofelectricaltorque"Testdy"fromthemachinemodel.
Referenee:
IEEETransactionsonPowerApparatusandSystem,
Vol.96,No.5,October1977,pp.1565-1572.