变频调速技术在地铁车辆电气牵引系统中的应用

Application of Variable-frequency Speed Control Technology in Electric Traction System of Metro Vehicles

本文主要介绍我国城市轨道交通车辆牵引系统中变频调速技术的应用现状和发展历程以及应用特点，着重介绍了成都地铁电客车的电气牵引制动控制系统。通过论述，阐明了交流变频调速技术是目前在城市轨道交通车辆牵引制动系统中一种比较先进成熟的调速控制技术。

The paper mainly introduces the applied current situation and development history and the application features of variable-frequency speed control technology in vetlicles electric traction system of urban railway transportation in our country with emphasis on the introduction of the electric traction and braking control system of the electric passenger-trains in Chengdu metro. It clarifies that at present, AC variable-frequency speed control technology is a kind of relative mature and advanced speed control technology in vehicles traction and braking system of urban railway transportation by means of the presentation.