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    • 9. 发明申请
    • ACTUATOR CONTROL DEVICE AND WORKING MACHINE EQUIPPED WITH SAME
    • 执行器控制装置和配备其的工作机器
    • US20130013159A1
    • 2013-01-10
    • US13579995
    • 2011-01-18
    • Hidekazu MorikiSatoru kanekoShiho IzumiTakashi IkimiHiroyuki YamadaNobuo Masano
    • Hidekazu MorikiSatoru kanekoShiho IzumiTakashi IkimiHiroyuki YamadaNobuo Masano
    • G05B11/32G06F17/10
    • H02P21/06B66F9/20B66F9/22F15B11/02F15B2211/20515F15B2211/20538F15B2211/20569F15B2211/275H02P21/05
    • Provided is an actuator control system capable of suppressing vibrations during regeneration. The actuator control system is provided with a target speed computing means (121) for computing a target rpm for the electric motor, a load sensing means (2) for sensing a load applied to an actuator, a torque instruction computing means (123) for computing a torque instruction for the electric motor based on the load, a current instruction computing means (131) for computing a vector instruction on a current, which is to be allowed to flow to the electric motor, from the torque instruction, a current sensing means (5a), a current conversion means (132) for converting a current to a current vector, a voltage instruction computing means (133) for computing a voltage vector instruction corresponding to a deviation between the current vector instruction and the current vector, and a voltage conversion means (134) for converting the voltage vector instruction to a voltage instruction, and further, outputting the voltage instruction to a control unit for the electric motor. The current conversion means and voltage conversion means perform the respective conversions based on the target rpm computed by the target speed computing means.
    • 提供能够抑制再生时的振动的致动器控制系统。 致动器控制系统设有用于计算用于电动机的目标转速的目标速度计算装置(121),用于感测施加到致动器的负载的负载感测装置(2),用于 基于负载计算用于电动机的转矩指令;当前指令计算装置(131),用于从转矩指令计算要被允许流向电动机的电流的矢量指令,电流感测 装置(5a),用于将电流转换为电流矢量的电流转换装置(132),用于计算与当前矢量指令和当前矢量之间的偏差相对应的电压矢量指令的电压指令计算装置(133),以及 用于将电压矢量指令转换为电压指令的电压转换装置(134),并且还将电压指令输出到用于电动机的控制单元。 电流转换装置和电压转换装置基于由目标速度计算装置计算出的目标转速执行各自的转换。
    • 10. 发明申请
    • Braking Controller
    • 制动控制器
    • US20100127562A1
    • 2010-05-27
    • US12516310
    • 2008-01-16
    • Atsushi YokoyamaHidekazu MorikiMasaru Ito
    • Atsushi YokoyamaHidekazu MorikiMasaru Ito
    • B60T8/26
    • B60T8/1766B60L7/26B60T1/10B60T8/267B60T2270/604B60T2270/608B60W10/08B60W10/184
    • To provide a braking controller having a high control accuracy over the required total braking force, enabling smooth braking, and capable of increasing the amount of regeneration while ensuring traveling stability, when used in a vehicle whose front wheels and rear wheels are asymmetrical with regard to regeneration.The braking controller is equipped with a braking force distribution means for controlling distribution of the required total braking force, and the braking force distribution means distributes the required total braking force by regeneration distribution. The regeneration distribution is required to be within the rear-wheel dominant range in which the distribution ratio is inclined toward the rear-wheels when compared with ideal distribution line IL which provides distribution that enables the front wheels and rear wheels to simultaneously lock, and also within the range not greater than the rear-wheel locking limit line μ2L that the enables the rear wheels to lock in relation to a road-surface friction coefficient upon braking; and further, the rear-wheel braking force change ratio, which is a change ratio of the rear-wheel braking force with regard to the change of the front-wheel braking force associated with the change of the required total braking force, is required to always be positive.
    • 为了提供具有比所要求的总制动力高的控制精度的制动控制器,能够平稳地制动并且能够在确保行驶稳定性的同时增加再生量,当用于前轮和后轮相对于 再生。 制动控制器配备有用于控制所需总制动力分配的制动力分配装置,并且制动力分配装置通过再生分配分配所需的总制动力。 与提供能够使前轮和后轮同时锁定的分配的理想分配线IL相比,再生分布需要在分配比率向后轮倾斜的后轮优势范围内,并且还 在不大于后轮锁定限制线μ2L的范围内,使得后轮能够在制动时相对于路面摩擦系数锁定; 此外,后轮制动力变化率是后轮制动力相对于与所需总制动力的变化相关联的前轮制动力的变化的变化率,需要 永远保持乐观。