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1、作业一：MATLAB仿真及电位分布的计算姓名：孙云霞学号:0211433专业：电力电子与电力传动题：一个长直接地金属矩形槽，侧壁与底面电位均为0,顶盖电位是100V,求槽内的电位分布,画出等位线。U=100VU=0VU=0VU=0V1.程序：a=15;b=12;w1=ones(b,a);w1(b,:)=ones(1,a)*100;w1(1,:)=zeros(1,a);fori=1:bw1(i,1)=0;w1(i,a)=0;endw2=ones(b,a);w2=w1;s=0;maxt=1;while(maxt>0.000001)maxt=0;fori=2:b-1forj=2:a-1w2(i,j
2、)=(w1(i,j+1)+w1(i+1,j)+w2(i-1,j)+w2(i,j-1))/4;s=abs(w2(i,j)-w1(i,j));if(s>maxt)maxt=s;endendendw1=w2endaxis([0,17,0,11,0,100])subplot(1,2,2),contour(w2,15)holdonx=1:1:a;y=1:1:b[xx,yy]=meshgrid(x,y);axis([-1.5,a+2.5,-2,13])plot([1,1,a,a,1],[1,b,b,1,1],'k')text(a/2,0.3,'0V','fontsize',11);text(a/2-0.
3、5,b+0.5,'100V','fontsize',11);text(-0.5,b/2,'0V','fontsize',11);text(a+0.3,b/2,'0V','fontsize',11);2.程序运行结果(电位计算结果)::::]:::::::::::1.K513.11233.mG283iM1J271他UL8:3.11232.15221.1251:imUi俪LiftSMi9.XI:加:dh俪0』血:I0.D39112.1216[5.21B15.21601WI710.0381::10M14.25M7.56*3加用21.21.3(5517JI3此测io.om5.23J0::1M13.
4、W8恥6821542?20M询W21M27113168IM::5.8(2218.K3125.551330.9906WJT1JH585迟冊0乩綁U82US1318.5431加?2::二1貳24.MO讪40.J210札［斶扯娅14肱504R492144.158140.D310讪114559::19L1012W札扯5il.B55.47IS5?.T3M価5U715S1.M虬谀531J513I9L10I3::曲聽47.4714叫iW1G95O価MJT1陽观::枫歸8融般2亿册611.^iiwS1.WS5JSJ肚炯I1.4MSiM49.3618::10M101MOO1010000101M]100.00
5、00100.KOC100.WOO1(00010MII10100001010000100.D000:3.仿真结果£il唱filitj^iew^is@rt£oolsQxk上OfBt1it^owHelp1dhs恰毁殴凸®遲n□-i□
