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简要介绍了钢轨交流闪光焊机的基本原理和控制系统组成;详细阐述了闪光速度控制系统的原理和结构,分析了传统PID控制策略的优缺点;引入了模糊自整定PID控制策略,应用simulink软件对该控制模型进行了仿真分析,并对该控制策略在LR1200型交流闪光焊机速度控制系统中的应用作了深入研究。
The basic principle and control system of rail flash welding machine are briefly introduced. The principle and structure of flash speed control system are expounded in detail. The advantages and disadvantages of traditional PID control strategy are analyzed. Fuzzy self-tuning PID control strategy is introduced. Simulink software The control model is simulated and the control strategy is applied in the speed control system of LR1200 AC flash welding machine.