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    • 8. 发明授权
    • Evaporated fuel treatment device for internal combustion engine
    • 内燃机蒸发燃料处理装置
    • US06796295B2
    • 2004-09-28
    • US10700568
    • 2003-11-05
    • Toru KidokoroTakuji MatsubaraYoshihiko Hyodo
    • Toru KidokoroTakuji MatsubaraYoshihiko Hyodo
    • F02M3300
    • F02M25/0836F02M25/089
    • A vapor passage 20 that makes communication between a fuel tank 10 and a canister 26 is provided. A purge passage 34 that makes communication between the canister 26 and an intake passage 38 of an internal combustion engine is provided. A sealing valve 28 that controls a communication state of the vapor passage 20 and a purge VSV 36 that controls a communication state of the purge passage 34 are provided. A tank internal pressure sensor 12 detects tank internal pressure Pt. The purge VSV 36 is controlled to purge evaporated fuel into the intake passage 38 during operation of the internal combustion engine. The sealing valve 28 is opened/closed depending on whether a predetermined purge is performed in an area where the tank internal pressure Pt is positive.
    • 设置有使燃料箱10与罐26连通的蒸气通路20。 提供使罐体26与内燃机的进气通路38连通的排气通路34。 设置有控制蒸气通路20的通气状态的密封阀28和控制清洗通路34的连通状态的吹扫VSV36。 罐内压传感器12检测罐内压Pt。 控制净化VSV 36以在内燃机的运行期间将蒸发的燃料吹扫到进气通道38中。 取决于在罐内压力Pt为正的区域中是否进行了预定的吹扫来打开/关闭密封阀28。
    • 9. 发明授权
    • Intake air oxygen concentration sensor calibration device and method
    • 进气空气氧浓度传感器校准装置及方法
    • US06742379B2
    • 2004-06-01
    • US10652500
    • 2003-09-02
    • Takuji MatsubaraMamoru Yoshioka
    • Takuji MatsubaraMamoru Yoshioka
    • G01N2746
    • F02D41/144F02D41/003F02D41/2441F02D41/2454F02D41/2474G01N27/4175
    • An intake air oxygen concentration sensor calibration device is provided with an oxygen concentration sensor that detects a concentration of oxygen contained in intake air, intake passageway pressure detection means, stable condition determination means that determines whether the intake passageway pressure is in a stable condition based on the amplitude of fluctuations in intake passageway pressure and a predetermined stable condition criterion value, calibration coefficient calculation means that calculates a calibration coefficient based on the intake passageway pressure and a reference output value of the oxygen concentration sensor, and calibration means that calibrates the output of the oxygen concentration sensor based on the calibration coefficient, wherein and the stable condition criterion value is set so that the smaller the intake passageway pressure detected, the smaller the value, and the greater the intake passageway pressure detected, the greater the value, and the calibration coefficient calculation means updates the calibration coefficient when the intake passageway pressure is stable.
    • 吸入空气氧浓度传感器校准装置设置有氧浓度传感器,其检测进气中所含的氧浓度,进气通道压力检测装置,稳定状态判定装置,其基于以下步骤判断进气通路压力是否处于稳定状态 进气通道压力的波动幅度和预定的稳定条件标准值,校准系数计算装置,其基于进气通道压力和氧浓度传感器的参考输出值计算校准系数,以及校准装置, 基于校准系数的氧浓度传感器,其中和稳定条件标准值被设置为使得检测到的进气通道压力越小,值越小,并且检测到的进气通道压力越大,该值越大,并且 卡利 当进气通道压力稳定时,起升系数计算装置更新校准系数。
    • 10. 发明申请
    • VEHICLE AND CONTROL METHOD FOR VEHICLE
    • 车辆的车辆和控制方法
    • US20130297180A1
    • 2013-11-07
    • US13995291
    • 2011-01-12
    • Daigo AndoTakuji MatsubaraTakahiro Nishigaki
    • Daigo AndoTakuji MatsubaraTakahiro Nishigaki
    • F02D41/00
    • F02D41/00B60K6/445B60W10/08B60W20/17B60W20/50B60W30/20B60W2030/206B60W2510/0619B60W2510/0638B60W2510/0642Y02T10/6239
    • A vehicle includes an engine, a first MG (motor generator), a second MG, a motive power split device, and an ECU. ECU temporarily determines whether or not an imbalance abnormality has occurred based on an air-fuel ratio, and when it is temporarily determined that the imbalance abnormality is present, controls the engine such that the engine is in an idle state and formally determines whether or not the imbalance abnormality has occurred based on fluctuations in engine rotation speed. During a stop at idle, ECU determines whether or not the formal determination process of the imbalance determination is ongoing and carries out pressing control to cause the first MG to generate pressing torque Tp when the formal determination process is not ongoing and does not carry out the pressing control so as not to cause the first MG to generate pressing torque Tp when the formal determination process is ongoing.
    • 车辆包括发动机,第一MG(电动发电机),第二MG,动力分配装置和ECU。 ECU基于空燃比暂时确定是否发生不平衡异常,并且当暂时确定存在不平衡异常时,控制发动机使得发动机处于空转状态并正确地确定是否 基于发动机转速的波动发生不平衡异常。 在怠速停止期间,ECU确定不平衡确定的正式确定处理是否正在进行,并且在形式确定处理不进行时执行按压控制以使第一MG产生按压转矩Tp,并且不执行 按压控制,以便在形式确定处理正在进行时不使第一MG产生按压转矩Tp。