The invention discloses an automobile semi-active stabilizer bar control method and system, and belongs to the technical field of automobile stabilizer bar control, and the method comprises the following steps: S1, initializing a system: when an automobile stabilizer bar control unit assembly detects that vehicle-mounted KL15 power is powered on, a stabilizer bar electronic control unit in the automobile stabilizer bar control unit assembly is awakened, and the stabilizer bar electronic control unit is started; the stabilizer bar electronic control unit starts to execute a peripheral drive initialization program of the micro-control unit; s2, fault diagnosis: after initialization of the stabilizer bar electronic control unit is completed, KL30 power, a pressure sensor, an electromagnetic valve, a CAN transceiver and whole vehicle node message signals in an automobile are collected, fault diagnosis is carried out, if a fault is detected, the step S3 is executed to execute a limping strategy, and if no fault exists, stable event flow judgment is carried out; and S3, according to the limping strategy, the stabilizer bar electronic control unit controls the electromagnetic valve to be switched off, the stabilizer bar is made to be in a connected state, and the automobile running safety is guaranteed by executing an internal detection program.
本发明公开了一种汽车半主动稳定杆控制方法和系统,属于车用稳定杆控制技术领域,包括以下步骤:S1、初始化系统:汽车稳定杆控制单元总成检测到车载KL15电上电,所述汽车稳定杆控制单元总成中的稳定杆电子控制单元被唤醒,所述稳定杆电子控制单元开始执行微控制单元的外设驱动初始化程序;S2、故障诊断:所述稳定杆电子控制单元完成初始化后,采集汽车中KL30电、压力传感器、电磁阀、CAN收发器及整车节点报文信号并进行故障诊断,若检测到发生故障,则进入步骤S3执行跛行策略,若无故障则进行稳定事件流判断;S3、跛行策略:所述稳定杆电子控制单元控制电磁阀断开,使稳定杆处于连接状态,通过执行内部的检测程序保证汽车行驶的安全性。
Automobile semi-active stabilizer bar control method and system
一种汽车半主动稳定杆控制方法和系统
06.02.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge |