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    • 7. 发明公开
    • TRACTION CONTROL DEVICE AND TRACTION CONTROL METHOD
    • 牵引力控制装置和牵引力控制方法
    • EP2982537A1
    • 2016-02-10
    • EP13881056.9
    • 2013-04-01
    • Pioneer Corporation
    • KATO, Masahiro
    • B60L15/20
    • B60L15/20B60L3/102B60L3/12B60L15/025B60L50/51B60L2240/12B60L2240/423B60L2240/461B60L2250/26B60L2260/44Y02T10/645Y02T10/7005Y02T10/7275
    • The movement speed v of a moving body having driving wheels driven by a motor, the rotational speed ω of the drive wheels of the moving body, and the actual torque value Tm generated by the motor are acquired. Subsequently, a limiting part (741) calculates an estimated slip ratio λ and an estimated driving torque T d on the basis of the movement speed v, the rotational speed ω and the actual torque value T m . Next, the limiting part (741), after calculating a limit value L on the basis of the estimated slip ratio λ and estimated driving torque T d , uses the limit value L to calculate a limited torque value T L . Further, with an adhesive model as the reference model, a feedback part (742) calculates a feedback torque value T f on the basis of the rotational speed ω and the actual torque value T m . Then, a torque setting value calculation part (743A) calculates a torque setting value T s on the basis of the limited torque value T L and the feedback torque value T f . As a result, it is possible to quickly realize control in accordance with changes in the road surface state, thus allowing safe travel while ensuring drive power.
    • 获取具有由电动机驱动的驱动轮的移动体的移动速度v,移动体的驱动轮的旋转速度ω以及由电动机产生的实际转矩值Tm。 随后,限制部分(741)基于移动速度v,转动速度ω和实际转矩值Tm来计算估计滑移率λ和估计驱动转矩Td。 接着,限制部(741)在基于推定滑移率λ和推定驱动转矩Td计算出限制值L之后,使用限制值L来计算限制转矩值TL。 此外,反馈部(742)以粘合剂模型为基准模型,基于转速ω和实际转矩值Tm计算反馈转矩值Tf。 然后,转矩设定值计算部(743A)基于限制转矩值TL和反馈转矩值Tf来计算转矩设定值Ts。 结果,可以根据路面状态的变化快速实现控制,从而在确保驱动功率的同时允许安全行驶。