SS3型电力机车逻辑控制模块输出电路的设计与改进

Design and improvement of the SS3 electric locomotive logic control module output circuit

逻辑控制模块(Logic Control Module,LCM)利用无触点的控制思想,能够克服继电器控制系统所存在的弊端,完全实现原有继电器系统的功能.本文针对SS3型电力机车逻辑控制模块的输出电路功率MOSFET经常烧坏的问题提出了设计和改进方案,并应用MATLAB仿真及实验论证.为SS3型电力机车无触点改造项目的研究,提供有利的经验和参考价值.

Logic control module （LCM） can overcome the drawbacks of relay control system with non- contact control method, and it can fully realize the function of the original relay system. The paper presents a design and improvement program of SS3 electric locomotive logic control module output circuit problems of power MOSFET, then uses MATLAB simulation to proof it.