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    • 1. 发明专利
    • Driving system
    • 驾驶系统
    • JP2011219024A
    • 2011-11-04
    • JP2010092188
    • 2010-04-13
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKANISHI NAOKIYOSHIKAWA MASAHITOASAHARA NORIKI
    • B60W10/02B60K6/48B60K6/543B60L11/14B60W20/00F16H61/14
    • Y02T10/6221Y02T10/7077
    • PROBLEM TO BE SOLVED: To provide a driving system that suppresses the occurrence of a shock when starting an engine during motor traveling.SOLUTION: The driving system 1 includes: calculating an estimated value of a torque in charge of a torque converter 4 based on the motor torque and the motor rotation frequency of an electric motor 3, when releasing a lock-up clutch 44 and starting the engine 2 in motor traveling by a motor generator 3; calculating an estimated value of a torque capacity of a lock-up clutch 44 from an estimated value of this torque in charge; and calculating a correction value of an indication value of the torque capacity based on a difference of the estimated value of the torque capacity and the lock-up clutch 44. Then, the release control of the lock-up clutch 44 is performed by using this correction value.
    • 要解决的问题:提供一种在电机行驶期间起动发动机时抑制发生冲击的驱动系统。 解决方案:驱动系统1包括:当释放锁止离合器44时,基于电动机转矩和电动机3的电动机旋转频率,计算负载变矩器4的转矩的估计值,以及 在由电动发电机3行驶的电动机中起动发动机2; 根据该转矩的估计值计算锁止离合器44的转矩容量的估计值; 并且基于扭矩能力的估计值和锁止离合器44的差异来计算扭矩容量的指示值的校正值。然后,通过使用该锁定离合器44的释放控制 校正值。 版权所有(C)2012,JPO&INPIT
    • 3. 发明专利
    • Continuously variable transmission
    • 连续可变传输
    • JP2009275885A
    • 2009-11-26
    • JP2008130142
    • 2008-05-16
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKANISHI NAOKIITO YOSHIO
    • F16H61/00F16H59/42F16H61/662F16H61/664
    • PROBLEM TO BE SOLVED: To provide a continuously variable transmission capable of appropriately transmitting drive force. SOLUTION: The continuously variable transmission is provided with a clamping means 15 capable of applying clamping force for clamping a power roller 4 between an input disk 2 and an output disk by making pressure of working medium supplied to a clamping force generation hydraulic pressure chamber apply to a pressure action surface rotating, in response to rotation of the input disk; and a control means 60 calculating centrifugal pressure of the working medium corresponding to the minimum target input rotation speed that is the minimum speed of target input rotation speed that is target rotation speed of the input disk 2 feasible at actual output rotation speed that is present actual rotation speed of the output disk and controlling the clamping means 15 to apply clamping force provided by subtracting the centrifugal pressure of the working medium corresponding to the minimum target input rotation speed from the target clamping force. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够适当地传递驱动力的无级变速器。 解决方案:无级变速器设置有夹紧装置15,夹紧装置15能够施加夹紧力,以通过将工作介质的压力提供给夹紧力产生液压而在输入盘2和输出盘之间夹紧动力辊4 响应于输入盘的旋转,腔室适用于旋转的压力作用表面; 以及控制装置60,计算作为目标实际输入转速的最小目标输入转速的最小目标输入转速的离心压力,该最小目标输入转速是作为实际输出转速实现的输入盘2的目标转速的目标转速的最小速度 输出盘的旋转速度,并控制夹持装置15施加通过从目标夹紧力减去对应于最小目标输入转速的工作介质的离心压力而提供的夹紧力。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Vehicular control unit
    • 机动车辆控制单元
    • JP2014073705A
    • 2014-04-24
    • JP2012220768
    • 2012-10-02
    • Toyota Motor Corpトヨタ自動車株式会社
    • YOSHIKAWA MASAHITONAKANISHI NAOKIMATSUTANI SHINTARO
    • B60W10/02B60K6/24B60K6/387B60K6/48B60L11/14B60W10/06B60W20/00F02D29/02F16H61/14
    • B60W20/10B60K6/48B60W10/02B60W10/026B60W10/06B60W20/40B60W30/192B60W2710/024Y02T10/6221Y10S903/902Y10T477/26
    • PROBLEM TO BE SOLVED: To provide a vehicular control unit capable of attaining both fuel economy and drivability when a transition is made from a motor running mode to an engine running mode in a vehicle having an engine and electric motor.SOLUTION: For starting an engine 12 in a motor running mode and making a transition to an engine running mode, an electronic control unit starts the engine 12 by slipping an engine decoupling clutch K0 and igniting the engine 12 with a lockup clutch LU slipped. In this case, as an ignition beginning required time from a slip beginning time of the engine decoupling clutch K0 to an ignition beginning time of the engine 12 gets longer, the magnitude of the slip of the lockup clutch LU is diminished. Therefore, the magnitude of the slip is set to an appropriate value dependent on the controllability of an engine torque Te at the time of starting the engine. Thus, both avoidance of an engagement shock of the lockup clutch LU and suppression of degradation in fuel economy can be attained.
    • 要解决的问题:提供一种车辆控制单元,其能够在具有发动机和电动机的车辆中从电机运行模式转变为发动机运行模式时获得燃油经济性和驾驶性能。解决方案:用于启动发动机 如图12所示,在电动机运行模式中并转换到发动机运转模式时,电子控制单元通过滑动发动机解耦离合器K0来启动发动机12,并且在锁止离合器LU滑动时点燃发动机12。 在这种情况下,当从发动机解耦离合器K0的滑移开始时间到发动机12的点火开始时间的点火开始所需时间变长时,锁止离合器LU的滑动幅度减小。 因此,取决于发动机起动时的发动机扭矩Te的可控性,滑差的大小被设定为适当的值。 因此,可以实现避免锁止离合器LU的接合冲击并且抑制燃油经济性下降。
    • 6. 发明专利
    • Vehicular control unit
    • 机动车辆控制单元
    • JP2014058259A
    • 2014-04-03
    • JP2012204953
    • 2012-09-18
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKANISHI NAOKIMATSUTANI SHINTARO
    • B60W10/06B60K6/48B60W20/00F02D13/02F02D29/00F02D29/02F02D41/02
    • B60W20/40B60K6/48B60W10/02B60W10/06B60W10/08B60W30/18B60W2510/081B60W2710/023B60W2710/025B60W2710/0605B60W2710/0644Y02T10/6221Y02T10/6286Y10S903/902Y10T477/26
    • PROBLEM TO BE SOLVED: To provide a vehicular control unit capable of suppressing degradation in drivability occurring when an engine is started during motor rolling of a vehicle including the engine and an electric motor.SOLUTION: When an engine is started during motor rolling, an electronic control unit raises an engine rotating speed through slip engagement of an engine disconnection clutch K0. After the engine can autonomously rotate, the electronic control unit implements engine start control under which after engagement force of the engine disconnection clutch K0 is tentatively lowered, the engine disconnection clutch K0 is fully engaged. As an electric motor rotating speed is higher, an intake valve opening/closing timing is advanced earlier. Accordingly, as the electric motor rotating speed is higher, an engine torque is increased. This overcomes such a drawback that a time required until the engine rotating speed is synchronized with the electric motor rotating speed gets longer because of the high electric motor rotating speed. Eventually, degradation in drivability can be suppressed.
    • 要解决的问题:提供一种车辆控制单元,其能够抑制在包括发动机和电动机的车辆的电动机滚动期间发动机起动时发生的驾驶性能的劣化。解决方案:当发动机在电动机轧制期间启动时,电子 控制单元通过发动机断路离合器K0的滑动接合而提高发动机转速。 发动机自主旋转后,电子控制单元进行发动机起动控制,在引擎断开离合器K0的接合力暂时降低之后,发动机断路离合器K0完全接合。 随着电动机转速越高,进气门开/关时间越早。 因此,随着电动机转速越高,发动机转矩越大。 这样克服了这样的缺点,即由于电动机的转速高,直到发动机转速与电动机转速同步所需的时间变长。 最终可以抑制驾驶性能的劣化。
    • 8. 发明专利
    • Control device of hybrid vehicle
    • 混合动力车辆的控制装置
    • JP2012179955A
    • 2012-09-20
    • JP2011042632
    • 2011-02-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKANISHI NAOKI
    • B60W10/06B60K6/48B60K6/547B60L11/14B60W10/02B60W10/08B60W10/10B60W20/00F02D29/02F02D45/00
    • Y02T10/6221Y02T10/6286Y02T10/7077
    • PROBLEM TO BE SOLVED: To control a drive torque difference in switching EV traveling and HV traveling by compensating the errors of an actual value and a command value of the output torque by aging and machine difference of an engine and an electric motor respectively as the drive power source for traveling.SOLUTION: The errors of the actual value and the command value of the output torque by the aging and the machine difference of the engine 14 and the electric motor MG respectively can be compensated since a clutch K0 for connecting and disconnecting the engine is connected in the state that the transmission in an automatic transmission 18 is intercepted, and the engine 14 is carried out rotation operation, and at that time, the estimation engine torque Tes is corrected by the learning based on a positive and negative reverse value of the motor torque T. In a word, since the engine torque Tis detected by using the electric motor MG as the drive power source for traveling, the error of the actual value and the command value of the output torque by aging and machine difference of the engine 14 and the electric motor MG respectively are corrected in the mutual relation of the engine torque Tand the motor torque T.
    • 要解决的问题:通过分别通过发动机和电动机的老化和机器差异来补偿实际值的误差和输出转矩的指令值来控制开关EV行驶和HV行驶中的驱动转矩差异 作为行驶的驱动电源。 解决方案:由于用于连接和断开发动机的离合器K0是由发动机14和电动机MG分别的老化和机器差异引起的输出转矩的实际值和指令值的误差, 在自动变速器18中的变速器被截断并且发动机14被执行旋转操作的状态下连接,并且此时估计发动机转矩T E 通过基于马达转矩T MG 的正负值反转值的学习进行校正。 总而言之,由于通过使用电动机MG作为行驶用驱动力源来检测发动机转矩T E ,所以实际值和指令值的误差 以发动机转矩T E 与电机转矩T MG 。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Synchronous control device for continuously variable transmission and continuously variable transmission
    • 用于连续可变传输和连续可变传输的同步控制装置
    • JP2009281403A
    • 2009-12-03
    • JP2008130877
    • 2008-05-19
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKANISHI NAOKIITO YOSHIO
    • F16H61/00F16H15/38F16H59/68F16H59/70F16H61/664
    • PROBLEM TO BE SOLVED: To provide a synchronous control device for a continuously variable transmission capable of securely synchronizing tilting of a plurality of power rollers, and the continuously variable transmission. SOLUTION: In the synchronous control device 100 for the continuously variable transmission 1, nipping force for nipping the plurality of power rollers 4 between an input disk 2 and an output disk by a nipping means 15 can be applied, and by synchronously tilting the plurality of power rollers 4, a transmission ratio which is a rotating speed ratio between the input disk 2 and output disk can be steplessly changed. The synchronous control device 100 is provided with a control means 66 for executing synchronous control for synchronizing the plurality of power rollers 4 by lowering the nipping force by the nipping means 15. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于能够可靠地同步多个动力辊的倾斜和无级变速器的无级变速器的同步控制装置。 解决方案:在用于无级变速器1的同步控制装置100中,可以应用通过夹持装置15将多个动力辊4夹在输入盘2和输出盘之间的夹持力,并且通过同步倾斜 作为输入盘2和输出盘之间的转速比的传动比可以无级变化, 同步控制装置100设置有控制装置66,用于通过降低夹持装置15的夹持力来执行同步控制以同步多个动力辊4.(C)2010年,JPO和INPIT