This paper introduces the theory that PID controller regulats the turn speed of diesel machine to control the whole vechicle running in radio and frequency shift remote control of hump cab system.

• 介绍了驼峰机车无线遥控系统和移频遥控系统中,PID控制器对机车柴油机转速进行调节,以控制整个车列运行的原理。