cascade speed control

基本解释

The paper introduced the application of internal feedback cascade speed control system on boiler fans in Yancheng Plant.
分析了异步电动机串级调速的工作原理与性能特点，介绍了内反馈串级调速电机及其装置的系统结构。
A cascade speed control system mainly consists of a wound asynchronous motor, a three-phase rectifier and a three-phase thyristor(?)inverter.
串级调速系统的主要组成部分是线绕式异步电动机，三相桥式整流器和三相可控硅逆变器。
This paper starts from the physical processes of cascade speed control system and derives several groups of elementary electromagnetic equation, dynamic block diagrams, and matrix equations.
本文从串级调速控制系统的物理过程出发，推求出几组基本的电磁方程、动态结构图及矩阵方程。