The invention discloses a control method of a steering system, the steering system, a controller and a vehicle and belongs to the technical field of power-assisted steering, and the control method of the steering system comprises the steps that low-speed steering data, normal steering data and emergency avoidance steering data are obtained according to multiple different preset rotating speeds of a steering wheel, the low-speed steering data, the normal steering data and the emergency avoidance steering data all comprise a corresponding relation between a steering angle of a steering wheel and a power-assisted torque of a steering booster; acquiring a rotating speed signal of a steering wheel, comparing the rotating speed signal with a plurality of preset rotating speeds, and selecting one of low-speed steering data, normal steering data and emergency avoidance steering data as calling data; obtaining an input steering angle of a steering wheel, and obtaining a required power-assisted torque corresponding to the input steering angle according to the input steering angle and the calling data; and the steering booster is controlled according to the required power-assisted torque to carry out power-assisted steering, so that the power-assisted requirements under various conditions can be met.
本发明公开了一种转向系统的控制方法、转向系统、控制器及车辆,属于转向助力技术领域,其中,转向系统的控制方法包括:根据方向盘不同的多个预设转速,获取低速转向数据、正常转向数据和紧急避让转向数据,低速转向数据、正常转向数据和紧急避让转向数据均包含方向盘的转向角度与转向助力器的助力扭矩的对应关系;获取方向盘的转速信号,将转速信号与多个预设转速比较,选取低速转向数据、正常转向数据和紧急避让转向数据的其中之一作为调用数据;获取方向盘的输入转向角度,根据输入转向角度和调用数据,得到输入转向角度对应的需求助力扭矩;根据需求助力扭矩控制转向助力器进行转向助力,有利于满足各种状况下的助力需求。
Control method of steering system, steering system, controller and vehicle
转向系统的控制方法、转向系统、控制器及车辆
23.07.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
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