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    • 82. 发明专利
    • Hybrid car and driving device and hybrid control method
    • 混合动力和驱动装置和混合控制方法
    • JP2007131047A
    • 2007-05-31
    • JP2005323715
    • 2005-11-08
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMANAKA AKIHIROUECHI KENSUKEYAMAMOTO MASAYATAJIMA YOICHIOKASAKA KAZUOMIAOKI TSUYOSHI
    • B60K6/44B60K6/445B60K6/448B60K6/52B60K6/547B60K17/04B60L11/14B60L15/20B60W10/06B60W10/08B60W10/10B60W10/26B60W20/00F02D29/02
    • Y02T10/6286Y02T10/7077Y02T10/7275
    • PROBLEM TO BE SOLVED: To provide a hybrid vehicle, a driving device and a hybrid control method for suppressing shock in shift. SOLUTION: When a hybrid car is traveling in a coast-down state in which a driver turns off an accelerator, input restriction is set to tighten restriction in order to make a power to be input to a battery 50 smaller than that for normal driving, and an engine 22 or motors MG1 and MG2 are controlled so that a requested required torque can be output to a ring gear shaft 32a being a driving shaft within the range of the torque restriction of the motors MG1 and MG2 based on input restriction, and when the state of the gear of a transmission 60 is switched in the coast-down state, the input restriction of the battery 50 is returned to that for normal driving, and the state of the gear of the transmission 60 is switched, and the engine 22 or the motors MG1 and MG2 or the transmission 60 are controlled so that the required torque can be output to the ring gear shaft 32a within the range of the torque restriction of the motor MG2 for properly switching the state of the gear of the transmission 60, and within the range of the torque restriction of the motors MG1 and MG2 based on the input restriction. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种混合动力车辆,驱动装置和用于抑制换档中的冲击的混合控制方法。 解决方案:当混合动力汽车在驾驶员关闭加速器的滑行状态下行驶时,输入限制被设定为收紧限制,以便将电力输入到电池50的电力小于 控制发动机22或电动机MG1,MG2,使得在电动机MG1,MG2的转矩限制范围内,作为驱动轴的齿圈轴32a能够根据输入限制输出要求的所需转矩 并且当变速器60的齿轮的状态在滑行状态下切换时,电池50的输入限制返回到正常驱动的输入限制,并且变速器60的齿轮的状态被切换,并且 发动机22或电动机MG1和MG2或变速器60被控制,使得在马达MG2的扭矩限制的范围内可以将所需扭矩输出到齿圈轴32a,以适当地切换电动机MG2的齿轮的状态 transmiss 离子60,并且在电动机MG1和MG2的扭矩限制的范围内,基于输入限制。 版权所有(C)2007,JPO&INPIT
    • 86. 发明专利
    • Control device for vehicle
    • 车辆控制装置
    • JP2006037835A
    • 2006-02-09
    • JP2004218661
    • 2004-07-27
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMAMOTO MASAYAOKASAKA KAZUOMI
    • F02D29/06B60K6/445B60L11/14B60W10/06B60W10/08B60W20/00F02D29/02F02D45/00
    • Y02T10/6286Y02T10/7077
    • PROBLEM TO BE SOLVED: To reduce sense of incongruity based on change of speed of an internal combustion engine in transition from an idling condition to a loaded condition. SOLUTION: A hybrid ECU executes a program including a step S1100 for establishing a target value of engine speed when a condition of the engine is changed from the idling condition to the loaded condition (YES in S1000), a step S1300 setting a set value 1 to change value at a time of drop of engine speed during predetermined period after transition to the loaded condition (YES in S1200), a step S1400 setting a set value 2 to change value at a time of drop of engine speed after predetermined period passes after transition to the loaded condition (NO in S1200), and a step S1500 performing gradual change process of engine speed. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:基于从空转状态转变为负载状态的内燃机的速度变化来减少不协调感。 解决方案:混合动力ECU执行包括步骤S1100的程序,步骤S1100用于当发动机的状态从空转状态变为装载状态时建立发动机转速的目标值(S1000中为“是”),步骤S1300将 设定值1,在转移到装载状态之后的规定期间内的发动机转速下降时变更值(步骤S1200中为“是”),在步骤S1400中,设定设定值2,使发动机转速下降后的值改变为规定值 在转移到加载状态之后的时段(S1200中为“否”),以及执行发动机转速的逐渐变化处理的步骤S1500。 版权所有(C)2006,JPO&NCIPI
    • 87. 发明专利
    • Power output unit, automobile equipped with the same, drive unit, and controlling method for power output unit
    • 电力输出单元,配备有其的汽车,驱动单元和电力输出单元的控制方法
    • JP2006021622A
    • 2006-01-26
    • JP2004200986
    • 2004-07-07
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMANAKA AKIHIROUECHI KENSUKEKAMIOKA KIYOSHIROYAMAMOTO MASAYAOKASAKA KAZUOMI
    • B60W10/04B60K6/445B60K6/448B60K6/547B60K17/04B60L11/14B60L15/20B60W10/08B60W10/10B60W20/00F16H3/66F16H48/10
    • F16H3/728Y02T10/7258
    • PROBLEM TO BE SOLVED: To secure power needed for a change in a gear ratio of a transmission so as to execute a gear ratio change properly. SOLUTION: A gear ratio is changed using a low vehicle speed side speed change line map. The speed change line map is so set that, when a shift lever 81 is operated into a B range, a motor MG1 drives an engine 22 to be adjusted at a higher revolution as a vehicle speed increases, and that the gear ratio of the transmission 60 is changed (down shift) on a vehicle speed side lower than another side on which the gear ratio is changed when the shift lever 81 is operated into another range (D range or the like). As a result, when the gear ratio of the transmission 60 is changed while operating the proper engine braking corresponding to a vehicle speed upon operating the lever 81 into the B range, the consumption power of the motor MG1 resulting from its driving can be reduced, and the same of a motor MG2 needed for the gear ratio change can also be reduced. Hence the power of the motor MG2 that is needed for changing the gear ratio of the transmission 60 is secured, thus the gear ratio change can be executed more properly. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了确保变速器的变速比的变化所需的动力,以适当地执行变速比改变。

      解决方案:使用低车速侧速变化线图改变齿轮比。 变速线图如此设定,当变速杆81动作为B档时,马达MG1随着车速的增加而驱动发动机22进行更高的转速的调整,并且变速器的变速比 在变速杆81操作到另一范围(D档等)时,在变速比变化的另一侧的车速侧下降60(60度)变化(下降)。 结果,当在将杆81操作到B档时,当对应于车辆速度的适当的发动机制动进行变速时变速器60的齿轮比改变,可以减少由其驱动而产生的电动机MG1的消耗功率, 并且也可以减少齿轮比变化所需的马达MG2的相同。 因此,确保了改变变速器60的变速比所需的电动机MG2的动力,因此可以更适当地执行变速比变化。 版权所有(C)2006,JPO&NCIPI

    • 88. 发明专利
    • Power output unit and automobile carrying the same, and control method of the power output unit
    • 电力输出单元和自动执行相同的功率输出单元的控制方法
    • JP2005348585A
    • 2005-12-15
    • JP2004168879
    • 2004-06-07
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMANAKA AKIHIROUECHI KENSUKEKAMIOKA KIYOSHIROYAMAMOTO MASAYAOKASAKA KAZUOMI
    • B60K6/365B60K6/445B60K6/448B60K6/52B60K17/04B60L11/14B60W10/08B60W10/10B60W20/00F16H61/00F16H61/02B60K6/04B60K41/00
    • Y02T10/6239Y02T10/6265Y02T10/7077Y02T10/76
    • PROBLEM TO BE SOLVED: To prevent an excessive driving force from acting on a drive shaft due to the inertia of a motor while suppressing a decrease in torque to the drive shaft caused when a speed change gear which gears the driving force from the motor and outputs it to the drive shaft is switched to a Hi gear from a Lo gear.
      SOLUTION: When the speed change gear is switched to the Hi gear from the Lo gear, a torque command Tm2* is set so as to control the motor so that power outputted from the motor is kept constant, and when the output torque Tmr to the drive shaft exceeds torque Tset outputted to the drive shaft, adjusting the torque ΔTm2 corresponding to an exceeding portion is calculated, the torque command Tm2* of which the torque is reduced by the adjustment torque ΔTm2 is set to control the motor by which the decrease of torque to the drive shaft caused when a speed is changed is suppressed by making use of the inertia of the motor, and the excessive torque upon the drive shaft is prevented from acting by the inertia. As a result, the sense of the incongruity of a driver at changing speed is prevented.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了防止由于电动机的惯性而导致过大的驱动力作用在驱动轴上,同时抑制当驱动轴的驱动力变速的变速齿轮时对驱动轴的转矩减小 电机并将其输出到驱动轴,从Lo齿轮切换到Hi档。

      解决方案:当变速齿轮从Lo齿轮切换到Hi档时,设定转矩指令Tm2 *,以控制电动机,使得从电动机输出的动力保持恒定,并且当输出转矩 驱动轴的Tmr超过输出到驱动轴的转矩Tset,计算与超过部分相对应的转矩ΔTm2的调整,将设定了转矩的转矩指令Tm2 *设定为调整转矩ΔTm2, 通过利用电动机的惯性来抑制速度变化引起的对驱动轴的转矩的减小,并且防止驱动轴上的过大转矩通过惯性作用。 结果,防止了驾驶员在变速时的不协调感。 版权所有(C)2006,JPO&NCIPI