Chp8ex8.m
资源名称:power.rar [点击查看]
上传用户:eighthdate
上传日期:2014-05-24
资源大小:270k
文件大小:0k
源码类别:
其他行业
开发平台:
Matlab
- Xd = 1.0; Xd1d = 0.25; Xd2d = 0.12; Xt = 0.2;
- SB = 100; VL1 = 13.8; VL2 = 220;
- IB1 = SB*1000/(sqrt(3)*VL1);
- IB2 = VL1/VL2*IB1;
- Id2d = 1.0/(Xd2d+Xt)
- Id1d = 1.0/(Xd1d+Xt)
- Id = 1.0/(Xd+Xt)
- Iasy = sqrt(3)*Id2d
- t=0:.02:6;
- it = sqrt(2)*( (Id2d-Id1d)*exp(-t/0.4) + (Id1d-Id)*exp(-t/1.1)+Id ).*sin(377*t+pi/2)+...
- sqrt(2)*Id2d*exp(-t/0.25);
- plot(t, it), grid
- xlabel('t, sec'), ylabel('i, A')
- title('Short circuit current including dc component')