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相量法的数学含义

相量法的数学含义. 相量法从教学上来看不过是一种 变换法 。从式 (7.16c) 可解出：. (7.18). 上式可看成是一种变换运算，若用符号 phj[•] 记此变换，则又可写成：. (7.19). 相量法的数学含义. 相量法的数学含义. 此式表明正弦量 经过 phj[•] 的运算被变换成相量 。. 这个运算过程是先将正弦量 乘以 j ，在加上一个同振幅、同频率和同初相的余弦量 ，然后除以 来实现的。.

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相量法的数学含义

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  1. 相量法的数学含义 相量法从教学上来看不过是一种变换法。从式(7.16c)可解出： (7.18) 上式可看成是一种变换运算，若用符号phj[•]记此变换，则又可写成： (7.19) 相量法的数学含义

  2. 相量法的数学含义 此式表明正弦量 经过phj[•]的运算被变换成相量 。 这个运算过程是先将正弦量 乘以j，在加上一个同振幅、同频率和同初相的余弦量 ，然后除以 来实现的。 phj[•]变换是将正弦量变换成相量，故称为相量法中的正变换。

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