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    • 3. 发明申请
    • ANOMALY DETECTION APPARATUS FOR AUTOMATIC TRANSMISSION
    • 用于自动变速箱的异常检测装置
    • US20100223986A1
    • 2010-09-09
    • US12715482
    • 2010-03-02
    • Taihei WakamatsuYoshitaka SuzukiHiroatsu Endo
    • Taihei WakamatsuYoshitaka SuzukiHiroatsu Endo
    • G01M15/09
    • G01M13/022
    • One embodiment of the present invention provides an anomaly detection apparatus for an automatic transmission, the automatic transmission including an electrically-operated oil pump that is rotationally driven by an electric motor, including: a solenoid that is capable of switching a line pressure of a hydraulic control circuit that controls the automatic transmission between a high pressure and a low pressure; and an oil pressure switch that is turned on or off in response to the line pressure, wherein, in response to an oil pressure command value, whether the oil pressure switch is turned on or off according to the oil pressure command value is determined, and the determination and a load state of the electrically-operated oil pump are compared so as to distinctively determine in which of the solenoid and the oil pressure switch, an anomaly has occurred.
    • 本发明的一个实施例提供了一种用于自动变速器的异常检测装置,该自动变速器包括由电动机旋转驱动的电动油泵,包括:螺线管,其能够切换液压的管路压力 控制电路,控制高压和低压之间的自动变速器; 以及响应于管路压力而接通或断开的油压开关,其中,响应于油压指令值,确定油压开关是否根据油压指令值被接通或断开,以及 比较电动油泵的确定和负载状态,以区别地确定螺线管和油压开关中的哪一个发生异常。
    • 6. 发明授权
    • Rotation speed detecting apparatus and automatic transmission controller having the apparatus
    • 具有该装置的转速检测装置和自动变速器控制装置
    • US07626382B2
    • 2009-12-01
    • US11791123
    • 2006-05-26
    • Hiroatsu EndoKentaro Kakuse
    • Hiroatsu EndoKentaro Kakuse
    • G01B7/30G01P3/42
    • F16H59/36G01P3/44G01P3/48G01P3/56
    • An input shaft rotating speed detector detects an input shaft rotating speed Nin of an automatic transmission based on output signals from a resolver within a predetermined time period δt1. An output shaft rotating speed detector calculates the number of pulse signals output from an electromagnetic pickup sensor within the predetermined time period δt1, to detect an output shaft rotating speed Nout of the automatic transmission based on the time length of pulse intervals in the calculated number of pulse signals. With this configuration, the number of pulse signals used for calculating the output shaft rotating speed Nout can be changed, to thereby make a detection period of the output signals from the resolver used for calculating the input shaft rotating speed Nin be consistent with that of the pulse signals used for calculating the output shaft rotating speed Nout.
    • 输入轴转速检测器基于来自旋转变压器的输出信号在预定时间段deltat1内检测自动变速器的输入轴转速Nin。 输出轴转速检测器计算在预定时间段deltat1内从电磁拾波传感器输出的脉冲信号的数量,以计算出的数量的脉冲间隔的时间长度来检测自动变速器的输出轴转速Nout 脉冲信号。 通过这种结构,可以改变用于计算输出轴转速Nout的脉冲信号的数量,从而使用于计算输入轴转速Nin的旋转变压器的输出信号的检测周期与 脉冲信号用于计算输出轴转速Nout。
    • 9. 发明授权
    • Control system for hybrid vehicles
    • 混合动力汽车控制系统
    • US07220212B2
    • 2007-05-22
    • US11094244
    • 2005-03-31
    • Hiroatsu Endo
    • Hiroatsu Endo
    • B60K1/02
    • B60W30/19B60K6/365B60K6/44B60W10/04B60W10/08B60W10/10B60W20/00B60W30/18063F16H3/728F16H2037/0873F16H2200/2007F16H2200/2023Y02T10/623Y10T477/23Y10T477/646
    • A control system for hybrid vehicles in which an electric prime mover is connected to an output shaft through a transmission, comprising: a running state judging means for judging whether or not a downshifting is being carried out to increase speed change ratio of the transmission while a vehicle is coasting; a creep torque lowering means for lowering creep torque generated by the electric prime mover, in case the running state judging means judges that the downshifting is being carried out; a speed change termination judging means for judging a termination of the downshifting; and a creep restoring means for raising the lowered creep torque to the previous level subsequent to the termination of downshifting, at a timing which is delayed in comparison with a timing when the torque is raised due to a torsional vibration arising from the downshifting.
    • 一种用于混合动力车辆的控制系统,其中,电动原动机通过变速器连接到输出轴,包括:行驶状态判断装置,用于判断是否正在执行降档,以提高变速器的变速比,同时 车辆正在滑行; 用于降低由所述电动助动器产生的蠕变转矩的蠕变转矩降低装置,在所述行驶状态判断装置判断正在进行所述降档时, 速度改变终止判定装置,用于判断降档的终止; 以及蠕变恢复装置,用于在与由降档引起的扭转振动引起的扭矩升高的时间相比延迟的定时将降低的蠕变扭矩升高到降档结束之后的先前水平。
    • 10. 发明申请
    • Control apparatus of electric vehicle
    • 电动车控制装置
    • US20070099748A1
    • 2007-05-03
    • US11589948
    • 2006-10-31
    • Tooru MatsubaraHiroatsu Endo
    • Tooru MatsubaraHiroatsu Endo
    • B60K1/02
    • B60W20/15B60K1/02B60K6/365B60K6/445B60W10/06B60W10/08B60W10/10B60W10/115B60W10/24B60W20/00B60W30/19B60W2710/081F16H3/728F16H2037/0873F16H2200/2007F16H2200/2023F16H2200/2035Y02T10/6239Y02T10/6286Y02T10/7258Y10T477/23Y10T477/26Y10T477/27
    • The hybrid vehicle is provided with a power distribution mechanism (20) distributing a power of an internal combustion engine (16) to a wheel side output shaft (6) and a first motor generator (18), and a transmission (14) transmitting a power of a second motor generator (12) to the wheel side output shaft (6). An electronic control unit (30) executes a rotation synchronization control for synchronizing a rotation speed of the second motor generator (12) prior to the gear shift with a rotation speed after the gear shift at a time of gear shift of the transmission (14). In the case that a neutral request for shutting off a power transmission to the wheel side output shaft (6) is executed during an execution of the rotation synchronization control, an execution of the neutral control of shutting off the application of current to the first and second motor generators (18, 12) is inhibited until the execution of the rotation synchronization control is finished. It is thus possible to reliably suppress a shift shock of the transmission (14) generated by the shutoff of the application of current to the second motor generator (12) during the execution of the rotation synchronization control.
    • 混合动力车辆具备将内燃机(16)的动力分配给车轮侧输出轴(6)和第一电动发电机(18)的动力分配机构(20),以及变速器(14) 第二电动发电机(12)到车轮侧输出轴(6)的动力。 电子控制单元(30)执行旋转同步控制,以使变速前的第二电动发电机(12)的转速与变速器(14)的档位变速时的变速后的转速同步, 。 在执行旋转同步控制期间执行关闭向车轮侧输出轴(6)的动力传递的中立请求时,执行关闭向第一和第二输出轴施加电流的中立控制 第二电动发电机(18,12)被禁止直到执行旋转同步控制完成。 因此,可以可靠地抑制在执行旋转同步控制期间通过对第二电动发电机(12)施加电流的切断而产生的变速器(14)的换档冲击。