1引言游车是指调速器在不受干扰的情况下,在某一控制转速位时,控制转速出现幅度超过波动率的周期性低频变化的现象。一般情况下,游车现象发生在低转速位,可听到柴油机工作声音时高时低。由于游车容易造成柴油机工作不均衡,引起振动大、磨损加剧、噪声加大等系列问题,需及时处理。2游车原因及常用处理方法 1 Introduction The touring car refers to the governor in the case of undisturbed, at a certain control speed bit, the control speed appears more than the volatility of the periodic low-frequency changes phenomenon. Under normal circumstances, the phenomenon of traveling at low speed, you can hear the sound of diesel engine when high and low. As the car easily lead to uneven work of diesel engines, causing vibration, increased wear and tear, increased noise and other issues, the need for timely processing. 2 reasons for the bus and common treatment