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    • 21. 发明专利
    • Brake control device
    • 制动控制装置
    • JP2008265515A
    • 2008-11-06
    • JP2007110943
    • 2007-04-19
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAOKA KOJIKOMAZAWA MASAAKIOKANO TAKAHIROYANAI KOHEI
    • B60T8/17B60T17/18
    • PROBLEM TO BE SOLVED: To realize excellent brake operation feeling when changing a control mode.
      SOLUTION: The brake control device 20 comprises a simulator cut valve 68 provided on the way of a flow path connecting a master cylinder 32 and a stroke simulator 69 to each other, and a brake ECU 70 for selecting one of a plurality of preset control modes and for controlling the simulator cut valve 68 based on the selected control mode. In the case of changing control mode during the operation of a brake pedal 24, if the control mode before changing control mode is the control mode for closing the simulator cut valve 68, the brake ECU 70 continuously closes the simulator cut valve 68 in the control mode after changing control mode.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了在改变控制模式时实现优异的制动操作感。 解决方案:制动控制装置20包括:模拟器切断阀68,设置在彼此连接主缸32和行程模拟器69的流路的路上;制动ECU 70,用于选择多个 预设控制模式和基于所选择的控制模式控制模拟器截止阀68。 在制动踏板24的操作期间改变控制模式的情况下,如果在改变控制模式之前的控制模式是用于关闭模拟器截止阀68的控制模式,制动ECU 70在控制中连续关闭模拟器截止阀68 改变控制模式后的模式。 版权所有(C)2009,JPO&INPIT
    • 22. 发明专利
    • Device for determining abnormality of accumulator pressure
    • 用于确定蓄能器压力异常的装置
    • JP2008105457A
    • 2008-05-08
    • JP2006287612
    • 2006-10-23
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMAMOTO TAKAYUKIKOMAZAWA MASAAKIOKANO TAKAHIRO
    • B60T17/22B60T8/17B60T8/48
    • PROBLEM TO BE SOLVED: To determine the abnormality of the accumulator pressure with high accuracy. SOLUTION: In a device 200 for determining the abnormality of the accumulator pressure, a motor 36a drives a pump. An accumulator pressure sensor 72 detects the accumulator pressure. An accumulator pressure control unit 82 controls the operation of the motor 36a so that the detected accumulator pressure is within a predetermined pressure range. A low-pressure abnormality determination unit 84 sets the low-pressure abnormality mask time in which the pressure raise gradient is larger than a predetermined value when the pressure raise gradient of the accumulator pressure is smaller than a predetermined value when the motor 36a is operated by the accumulator pressure control unit 82 in a state of preventing outflow of a working fluid from an accumulator, and determines that the accumulator pressure is abnormal when a state that the accumulator pressure is equal to or less than the predetermined value is continued for at least the set low-pressure abnormality mask time. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:以高精度确定蓄能器压力的异常。 解决方案:在用于确定蓄能器压力异常的装置200中,马达36a驱动泵。 蓄能器压力传感器72检测蓄能器压力。 蓄压器压力控制单元82控制电动机36a的操作,使得检测到的蓄能器压力在预定压力范围内。 当电动机36a被操作时,当蓄压器压力的升高梯度小于预定值时,低压异常判定单元84将压力升高梯度的低压异常屏蔽时间设定为大于预定值 蓄能器压力控制单元82处于防止工作流体从蓄能器流出的状态,并且当蓄能器压力等于或小于预定值的状态持续至少持续时,蓄能器压力异常 设置低压异常屏蔽时间。 版权所有(C)2008,JPO&INPIT
    • 23. 发明专利
    • Power source deterioration determining device
    • 电源检测确定装置
    • JP2007176434A
    • 2007-07-12
    • JP2005379423
    • 2005-12-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • OKANO TAKAHIROMANO AKIRAYAMAMOTO TAKAYUKIKOMAZAWA MASAAKI
    • B60R16/04B60T17/22
    • PROBLEM TO BE SOLVED: To accurately determine deterioration of a power source mounted on a vehicle. SOLUTION: In this power source deterioration determining device 160, a voltage sensor 24 detects voltage of a battery 22 for supplying power to electric equipment related to the vehicle 10, and a temperature sensor 50 detects temperature of the battery 22. An ECU 100 sets a threshold value in response to the detected temperature of the battery 22, and in the condition wherein an ignition key of the vehicle is turned off, the ECU 100 compares the amount of voltage lowering of the battery in the case wherein power is supplied to the predetermined electric equipment including a pump motor 90 with the threshold value, and determines deterioration of the battery based on the comparison. When the temperature of the battery 22 is low, the ECU 100 sets the threshold value higher than the case wherein the temperature of the battery 22 is high, and when the amount of voltage lowering of the battery 22 in the case wherein power is supplied to the electric equipment exceeds the threshold value, the ECU 100 determines deterioration of the battery 22. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:准确地确定安装在车辆上的电源的劣化。 解决方案:在该电源劣化确定装置160中,电压传感器24检测用于向与车辆10相关的电气设备供电的电池22的电压,温度传感器50检测电池22的温度.ECU 100响应于电池22的检测温度设定阈值,在车辆的点火钥匙关闭的状态下,ECU100比较在供电时的电池的电压降低量 涉及包括具有阈值的泵马达90的预定电气设备,并且基于该比较来确定电池的劣化。 当电池22的温度低时,ECU100将阈值设定为比电池22的温度高的情况下的阈值高,并且当向电力供给电力的情况下电池22的电压降低量 电气设备超过阈值时,ECU100确定电池22的劣化。版权所有(C)2007,JPO&INPIT
    • 24. 发明专利
    • Abnormality detection device and abnormality detection method for brake pressure control system
    • 异步检测装置和制动压力控制系统异常检测方法
    • JP2006205960A
    • 2006-08-10
    • JP2005022714
    • 2005-01-31
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAOKA KOJIKOMAZAWA MASAAKINOMOTO SATORU
    • B60T17/22B60T8/48
    • PROBLEM TO BE SOLVED: To accurately detect abnormality of a brake pressure control system regardless of change in ambient temperature.
      SOLUTION: The brake pressure control system 10 including an oil pump 34 driven by a motor 32 and pressure-raising of a brake oil and an accumulator 50 for accumulating the brake oil pressure-raised by the oil pump 34 is provided with an accumulator pressure sensor 51 for detecting the pressure of the brake oil in the accumulator 50; and ECU 200 for determining the abnormality of the brake pressure control system 10 based on a raising slope of the pressure when the pressure of the brake oil in the accumulator 50 is further raised after the oil pump 34 is driven by operating the motor 32 and the pressure of the brake oil in the accumulator 50 is set higher than assumption equilibrium pressure of the accumulator 50.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:无论环境温度的变化如何,都能精确地检测制动压力控制系统的异常。 解决方案:包括由马达32驱动的油泵34和用于累积由油泵34升压的制动油的制动油和蓄能器50的制动压力控制系统10设置有 用于检测蓄能器50中的制动油的压力的蓄能器压力传感器51; ECU200,用于在通过操作电动机32驱动油泵34之后,当蓄能器50中的制动油的压力进一步上升时,基于压力的升高斜率来确定制动压力控制系统10的异常 蓄能器50中的制动油的压力设定为高于蓄能器50的假定平衡压力。(C)2006年,JPO&NCIPI
    • 25. 发明专利
    • Brake system
    • 刹车系统
    • JP2006117128A
    • 2006-05-11
    • JP2004307660
    • 2004-10-22
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAOKA KOJITANAKA YOSHITOOKUBO KATSUYASUKOMAZAWA MASAAKI
    • B60T8/17
    • B60T8/4081B60T13/686
    • PROBLEM TO BE SOLVED: To reduce difference of responsiveness between relevant brake systems by suitably selecting another system information consideration control instruction value and another system information non-consideration control instruction value. SOLUTION: Another system information non-consideration control instruction value preparation part 250 prepares a non-consideration control instruction value based on a target value and an actual value of a brake cylinder liquid pressure in a control object brake system i. Another system information consideration control instruction value preparation part 252 prepares a consideration control instruction value based on a target value and an actual value of a liquid pressure in the control object brake system i and a target value and an actual value of a liquid pressure in a comparison object brake system j. Any one of the consideration control instruction value and the non-consideration control instruction value is selected based on an absolute value of difference of the target values in these brake systems i, j and a pair of control modes. Accordingly, the difference of responsiveness can be reduced and the controlling property can be enhanced. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过适当地选择另一系统信息考虑控制指令值和另一系统信息不考虑控制指令值来减少相关制动系统之间的响应性差异。 解决方案:另一个系统信息不考虑控制指令值准备部件250基于控制对象制动系统i中的制动缸液压的目标值和实际值来准备不考虑的控制指令值。 另一个系统信息考虑控制指令值准备部分252基于目标值和控制对象制动系统i中的液压的实际值和目标值以及液压的实际值来准备考虑控制指令值 比较对象制动系统 基于这些制动系统i,j中的目标值和一对控制模式的差的绝对值来选择考虑控制指令值和不考虑控制指令值中的任何一个。 因此,能够降低响应性的差异,能够提高控制性。 版权所有(C)2006,JPO&NCIPI
    • 26. 发明专利
    • Brake control device for vehicle
    • 车辆制动控制装置
    • JP2005035355A
    • 2005-02-10
    • JP2003198724
    • 2003-07-17
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOMAZAWA MASAAKINAKAMURA EIJI
    • B60T17/02
    • PROBLEM TO BE SOLVED: To provide a brake control device for a vehicle, not driving a pump with high pressure until the accumulator pressure for once undergoes enough high state after the device is started.
      SOLUTION: In a brake control device for a vehicle, hydraulic fluid pressure (brake fluid pressure) is accumulated in a pressure accumulating device such as an accumulator by a hydraulic pressure generation means such as a pump, and the braking force is increased by the accumulated hydraulic fluid pressure. The application amount is increased when the hydraulic pressure generation means undergoes that the pressure (the accumulator pressure) in the pressure accumulating device reaches a predetermined value (a first predetermined value) or more after starting and also when a predetermined condition related to the pressure (the accumulator pressure) in the pressure accumulating device and the vehicle speed is established.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种用于车辆的制动控制装置,在装置启动之前,直到一次的蓄能器压力达到足够高的状态,才能驱动高压泵。 解决方案:在用于车辆的制动控制装置中,液压流体压力(制动液压力)通过诸如泵的液压产生装置在诸如蓄能器的蓄压装置中累积,并且制动力增加 由累积的液压油压力。 当液压产生装置承受压力存储装置中的压力(蓄能器压力)达到启动之后的预定值(第一预定值)或更高时,并且当与压力相关的预定条件( 蓄能器压力)和车速建立。 版权所有(C)2005,JPO&NCIPI
    • 27. 发明专利
    • Brake control device for vehicle
    • 车辆制动控制装置
    • JP2005035354A
    • 2005-02-10
    • JP2003198723
    • 2003-07-17
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOMAZAWA MASAAKITANAKA YOSHITO
    • B60T8/00
    • PROBLEM TO BE SOLVED: To provide a brake control device for a vehicle, improving the stability of PID control when a brake control mode is switched, in the feedback control of the wheel cylinder pressure for determining the current target wheel cylinder pressure from the last target wheel cylinder pressure and the target intensified and debooster pressure gradient and determining current target wheel cylinder pressure from the target intensified and debooster pressure gradient and current actual wheel cylinder pressure when the brake control mode is switched.
      SOLUTION: When the brake control mode is switched, the controlled variable of wheel cylinder pressure is regulated within a first predetermined range. Therefore, for example, a controlled variable component based on a differential value of a deviation between the target wheel cylinder pressure and the actual wheel cylinder pressure out of the controlled variable is regulated within a second predetermined range. The differential value of the deviation is computed as a deviation between the target intensified and debooster pressure gradient and the actual intensified and debooster pressure gradient to regulate the target intensified and debooster pressure gradient within a third predetermined range. In this case, preferably the third predetermined range is a range including zero. More preferably, the target intensified and debooster pressure gradient is set to zero.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种用于车辆的制动控制装置,当在制动控制模式切换时提高PID控制的稳定性,在用于确定当前目标轮缸压力的轮缸压力的反馈控制中 最终目标轮缸压力和目标增强和解除压力梯度,并且当制动控制模式切换时,从目标增强和去启动器压力梯度和当前实际车轮气缸压力确定当前目标轮缸压力。 解决方案:当制动控制模式切换时,轮缸压力的受控变量被调节在第一预定范围内。 因此,例如,基于控制变量的目标轮缸压力和实际车轮缸压力之间的偏差的差分值的受控变量分量被调节在第二预定范围内。 偏差的微分值被计算为目标增强和解除压力梯度与实际强化和解除压力梯度之间的偏差,以在第三预定范围内调节目标增强和解除压力梯度。 在这种情况下,优选地,第三预定范围是包括零的范围。 更优选地,将目标增强和解除压力梯度设置为零。 版权所有(C)2005,JPO&NCIPI