...脚电压与正常值① 高速旋转时发生电机偏差计数器溢出错误;1: vvvf 改变电压、改变频率(variable voltage and variable frequency)的缩写。
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Along with the technology of the frequency conversion velocity modulation rapid development, it is used that the frequency changer (Variable Voltage and Variable Frequency, VVVF) actuates the motor in practice.
随着变频调速技术的迅速发展，实践中，通常使用通用变压变频(VVVF)变频器来驱动交流电动机，实现电动机调速。
参考来源 - 轧染机多单元同步控制系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The frequency inverters has a function of variable voltage and variable frequency.
频率逆变器具有变压、变频功能。
Variable voltage and variable frequency system based on vector control is applied widely in high speed train.
基于矢量控制的变压变频调速在高速列车中得到广泛应用。
This article describes the operation principle and circuit scheme of a sort of three-phase combined variable voltage and variable frequency power supply.
提出了一种组合式三相变压变频电源的工作原理和电路结构。
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