电力系统导论实验报告.doc

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1、ExperimentIntroductiontopowersystems学生姓名：学号：专业班级：实验名称：电力系统导论（双语）2014年6月5日CONTENTS1、EXPERIMENT11BusAdmittanceMatrix1-62、EXPERIMENT26BusImpedanceMatrix6-133、EXPERIMENT313Gauss-Seidelandnewtonmethod13-164、PERSENALSUMMARY16Experiment1BusAdmittanceMatrix1

2、.ObjectiveTowriteasimpleprograminMATLAB®forthealgorithmofbusadmittancematrix.2.SystemRequirementComputerwithMATLAB®6oraboveinstalled.3.Procedure1.0LaunchtheMATLABprogram.2.0GotoFILENEWM-file.3.0WriteafunctionY=The_Node_Admittance_Matrix(TopoStructure

3、AndBranchPara)fortheformationofthebusadmittancematrix.4.0TopoStructureAndBranchParaisthetransmissionline,cableandtransformerinputdataandcontainsfivecolumnsparameters.Thefirsttwocolumnsarethelinebusnumbersandtheremainingcolumnscontainthelineresistance

4、andreactanceinper-unitandtransformertapratioorcapacitoroftransmissionline.5.0Thefunctionshouldreturnthebusadmittancematrix.4.ExercisesUsethewrittenfunction,Y=The_Node_Admittance_Matrix(TopoStructureAndBranchPara)toobtaintheYbusofthefollowingpowersyst

5、emnetwork:Q1.YouarerequiredtowritetheYbustopologicalstructureandparameterintoatextfile.(Hint:usethematlabtextcompilertowritedownthetable1data,usingthecommatoseparatetheparameters,andsaveitusethenameof4_Power_System_Data.dbf)Q2.Youarerequiredtowriteou

6、ttheprogramflowfigureofforminganodaladmittancematrix.Hint.YouarerequiredtocompileaprogramtoformtheYbusMatrix,thefollowingprogramisareferenceprogramtoyou.Figure:One-linediagramofpowersystemForexample,fromthetextbook“powersystemanalysis”No.2edition3onp

7、age61~62Table1：TransformerandtransmissssionLinedataFromBus#ToBus#R(p.u)X(p.u)B(p.u)orratioKOthers120.10.4j0.015281300.31.1140.120.5j0.01920240.080.40J0.01413 NodalAdmittanceMatrix =     1.0421 - 8.2429i  -0.5882 + 2.3529i        0 + 3.6667i  -0.4539 

8、+ 1.8911i   -0.5882 + 2.3529i   1.0690 - 4.7274i        0                  0                   0 + 3.6667i                        0 0 - 3.3333i           0     -0.4539 + 1.8911i        0     0  0.9346 - 4.2616i5.TheflowchartFigure:TheflowchartofFormi