为满足振荡情况下电气量计算的要求，利用基于瞬时采样值的微机算法进行计算并对该算法进行了验证。

A new microprocessor algorithm, which based on instantaneous sampling values, is developed and tested to meet the calculation requirement when system oscillation occurs.

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数字控制器存在采样与计算延时，实时控制性差，采用数字控制器实现双闭环瞬时值控制比较困难。

But it is hard to realize the dual-loop instantaneous control with digital scheme, because there is delay time of sampling and computing and lack of real-time regulation for digital control.

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经程序运算得到每个脉冲周期的采样点数，瞬时脉冲频率和周期。

Sampling point number of every pulse cycle, instantaneous pulse frequency and period was gained with program operation.

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