It introduces the principle of voltage inverter, analyzed the reason of distortion of output voltage and current wave form, as it is loaded with hysteresis synchronous motor.
本文介绍电压逆变器的原理，分析带上磁滞同步电动机这一负载后逆变器输出电压电流波形畸变的原因。
In the analysis we found there exists the distortion of the wave form in initial part of the record obtained from the vibrometer.
问题是通常采用的位移测振仪所记录的制动反应，其初始波形有畸变现象，这一现象严重地影响了分析的准确性。
The stretch distortion often present itself in wave form when conventional dynamic correction is used.
常规动校正使波形发生拉伸畸变，尤其是浅层更为严重。
应用推荐