A practical algorithm for calculating the closest point of collapse is proposed.

提出了一种计算最近电压崩溃临界点的实用算法。

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Then using the approximate solution as initial value of iteration, the nonlinear equations for the closest point of collapse are solved directly by Newton-Raphson method.

然后采用牛顿-拉夫逊法直接对最近电压崩溃临界点模型所构成的非线性方程组进行迭代求解。

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