The invention discloses a power-assisted output and control method of an electric hydraulic power-assisted steering system of a commercial vehicle, and belongs to the technical field of automobile steer-by-wire. The power output working modes of the electric hydraulic power steering system of the commercial vehicle comprise the standby mode, the manual power mode, the automatic power mode, the superposition torque mode, the intervention mode, the warning mode and the error mode, and the electric hydraulic power steering system of the commercial vehicle can generate different power outputs under different use working conditions; by the adoption of the technical scheme, the steering comfort of the commercial vehicle and the requirement of a user for the driving road feeling can be met, the requirements of different whole vehicle systems can also be met through different power assisting modes, and the requirement of L2-level automatic driving can be met.
本发明公开了一种商用车电动液压助力转向系统的助力输出及控制方法,属于汽车线控转向技术领域。本发明提供商用车电动液压助力转向系统的助力输出的工作模式,包括待机模式、手动助力模式、自动助力模式、叠加扭矩模式、介入模式、警告模式和错误模式,能够实现商用车电动液压助力转向器在不同使用工况下产生不同的助力输出,并实现不同助力模式的顺利转换,采用本发明提供的技术方案,可以满足商用车转向舒适性,以及用户对驾驶路感的需求,不同的助力模式也可以满足不同整车系统需求,可以支持L2级别的自动驾驶需求。
Power output and control method of electric hydraulic power steering system of commercial vehicle
一种商用车电动液压助力转向系统的助力输出及控制方法
2024-04-05
Patent
Electronic Resource
Chinese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
Hydraulic power steering system, vehicle and steering method of hydraulic power steering system
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