The invention provides an electro-hydraulic composite braking energy recovery control method which comprises the following steps: acquiring road information of complex working conditions, including gradient and road adhesion coefficient, fully utilizing adhesion force, balancing and distributing braking force of each wheel, determining a wheel braking force distribution coefficient, and ensuring the braking stability and smoothness of a vehicle; according to the obtained vehicle information, an electro-hydraulic braking force distribution coefficient is determined through preset program calculation; according to the wheel braking force distribution coefficient and the electro-hydraulic braking force distribution coefficient, the sliding recovery curve or the braking recovery map is adjusted, the sliding recovery torque or the braking recovery torque is determined, the energy-saving potential of electric braking is fully played, the vehicle can achieve the braking effect better adapting to the current working condition, the comfort in the braking process is guaranteed, and the braking efficiency is improved. And the energy recovery economy is improved.
本发明提供了一种电液复合制动能量回收控制方法,包括通过获取复杂工况的道路信息,包括坡度、路面附着系数,充分利用附着力,平衡分配各车轮制动力,确定车轮制动力分配系数,确保车辆制动稳定性与平顺性;根据获取的车辆信息,通过预设的程序计算,确定电液制动力分配系数;根据车轮制动力分配系数和电液制动力分配系数调整滑行回收曲线或制动回收图谱,确定滑行回收扭矩或制动回收扭矩,充分发挥电制动的节能潜力,使车辆能够达到更加适应于当前工况条件的制动效果,既保证了制动过程舒适性,又提高能量回收经济性。
Electro-hydraulic composite braking energy recovery control method and device
一种电液复合制动能量回收控制方法及装置
2024-03-26
Patent
Electronic Resource
Chinese
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