The device can calculate transient harmonics (up to 50 orders) of any part of data wave, give the totalharmonic distortion, each harmonic ratio and each harmonic value.
装置可以计算波形任意部分的多达50次的 暂态谐波，给出谐波总畸变率及各次谐波的含有率和谐波值。
2
The simulation results show that the speed ratio of the motor mostly affects the totalharmonic distortion of the current and the displacement power factor.
仿真结果表明，电机转速比是影响交交变频轧机系统网侧基波功率因数与电流总畸变率的关键原因。
3
From the view of switch utilization ratio, the theory gist is given for employing which circuit in condition with different totalharmonic distortion of load current to correct harmonic current.