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旧 2010-03-29, 14:42   #5
njzhangjianzhou
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注册日期: 2010-03-26
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njzhangjianzhou 正向着好的方向发展
默认 回复: [求助]电力系统潮流计算

我也只找了个程序,运行出错
错误如下。Warning: Matrix is singular to working precision.
Warning: Matrix is singular to working precision.
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各节点电压U为(节点从小到大排列):
1.0500 NaN + NaNi NaN + NaNi NaN + NaNi 1.0500

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各节点电压相角为(节点从小到大排列):
0 NaN NaN NaN 0

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按公式计算全部线路功率,结果如下:
1.0000 2.0000 NaN + NaNi

2.0000 3.0000 NaN + NaNi

2.0000 4.0000 NaN + NaNi

3.0000 4.0000 NaN + NaNi

5.0000 3.0000 NaN + NaNi

2.0000 1.0000 NaN + NaNi

3.0000 2.0000 NaN + NaNi

4.0000 2.0000 NaN + NaNi

4.0000 3.0000 NaN + NaNi

3.0000 5.0000 NaN + NaNi

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各条支路的功率损耗DS为(顺序同您输入B1时一样):
NaN + NaNi

NaN + NaNi

NaN + NaNi

NaN + NaNi

NaN + NaNi

平衡节点的功率:
NaN + NaNi

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