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热词
    • 3. 发明授权
    • Control for a motor vehicle drive having an automatic transmission
    • 具有自动变速器的机动车辆驱动器的控制
    • US5335568A
    • 1994-08-09
    • US937548
    • 1992-08-28
    • August KammerlFriedrich Graf
    • August KammerlFriedrich Graf
    • B60W10/04B60W10/06B60W10/10B60W30/18F02D29/00F16H59/08F16H59/14F16H61/04F16H63/50B60K41/06
    • B60W10/06B60W10/04B60W10/11B60W30/18B60W30/1819F16H2059/084F16H2059/085F16H2059/087F16H63/502Y10T477/677
    • A motor vehicle drive has an engine and an automatic transmission. A control for the motor vehicle drive includes an engine control for controlling a variable influencing torque of the engine and a transmission control for controlling shifting events of the transmission and for transmitting an intervention signal initiating a shifting event to the engine control. The transmission control includes a first device for ascertaining a current transmission input torque, a memory for storing torque values being maximally allowable during a shifting event, as a function of engine rpm and shifting type, a second device for comparing the current transmission input torque with the maximum allowable torque value at any given time and ascertaining a proportion by which the engine torque is to be varied during the shifting event, and a pulse former circuit for converting the proportion into a pulse modulated signal to be transmitted to the engine control as a control signal for controlling a variation in the engine torque during the shifting event.
    • 机动车辆驱动器具有发动机和自动变速器。 用于机动车辆驱动的控制包括用于控制发动机的可变影响转矩的发动机控制和用于控制变速器的变速事件的变速器控制和用于将启动变速事件的干预信号发送到发动机控制。 变速器控制包括用于确定当前变速器输入扭矩的第一装置,用于存储在换档事件期间最大允许的转矩值的存储器,作为发动机转速和换档类型的函数;第二装置,用于将当前变速器输入转矩与 在任何给定时间的最大允许扭矩值,并确定在换档事件期间发动机扭矩将被改变的比例;以及脉冲成形器电路,用于将比例转换成脉冲调制信号,以被发送到发动机控制,作为 用于控制在换档事件期间发动机扭矩的变化的控制信号。