throw-over

This paper introduces important operating mode, particularly the counter-starting process for the motor in rotating, and analyzes the calculation of the counter-switch velocity and the requests for its control system.

本文介绍了其中最重要的工况——带速反向起动的起动过程,分析了反向切换转速的计算及其控制系统应该满足的要求,特别是对转速振荡现象进行了理论分析,提出了解决这一难题的基本方案。