The invention relates to a crawling speed control method and device, a storage medium, electronic equipment and a vehicle, and the method comprises the steps that state parameters of the vehicle are obtained, and the state parameters comprise the current turbine rotating speed and the current pump wheel rotating speed of the vehicle; under the condition that the vehicle is in the creeping mode, the target turbine rotating speed is calculated according to the target creeping speed of the vehicle; according to the current turbine rotating speed and the current pump impeller rotating speed, looking up a table to obtain a required capacity coefficient and a torque conversion ratio; according to the difference value between the current turbine rotating speed and the target turbine rotating speed, proportional-integral adjustment is carried out to obtain turbine demand torque; according to the turbine demand torque and the torque conversion ratio, the pump impeller demand torque is obtained through calculation; according to the current rotating speed of the pump wheel and the capacity coefficient, the load torque of the pump wheel is calculated; the larger value of the impeller demand torque and the load torque is used as an impeller end request torque, and the impeller end is instructed to output torque at the impeller end request torque.
本公开涉及一种蠕行车速控制方法、装置、存储介质、电子设备及车辆,该方法包括:获取该车辆的状态参数,该状态参数包括该车辆的当前涡轮转速、当前泵轮转速;在该车辆处于蠕行模式的情况下,根据该车辆的目标蠕行车速计算得到目标涡轮转速;根据该当前涡轮转速以及该当前泵轮转速,查表得到需求的容量系数以及变矩比;根据该当前涡轮转速与目标涡轮转速的差值,进行比例积分调节得到涡轮需求扭矩;根据该涡轮需求扭矩及该变矩比,计算得到泵轮需求扭矩;根据该当前泵轮转速以及该容量系数,计算得到泵轮的负载扭矩;将该泵轮需求扭矩与该负载扭矩的较大值作为泵轮端请求扭矩,并指示泵轮端以该泵轮端请求扭矩输出扭矩。
Crawling speed control method and device, storage medium, electronic equipment and vehicle
蠕行车速控制方法、装置、存储介质、电子设备及车辆
2022-04-15
Patent
Electronic Resource
Chinese
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