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    • 6. 发明授权
    • Method for controlling the upshift operation in a motor vehicle equipped with a double clutch transmission
    • 用于控制装备有双离合器变速器的机动车辆中的升档操作的方法
    • US08388497B2
    • 2013-03-05
    • US12565405
    • 2009-09-23
    • Emanuel CoriglianoGiancarlo OsellaAttilio PortaDario Del Pin
    • Emanuel CoriglianoGiancarlo OsellaAttilio PortaDario Del Pin
    • B60W10/04
    • F16H61/688B60W10/06B60W10/113B60W30/19B60W2710/0666F16H61/0437Y10T477/679Y10T477/68
    • According to the method the crossover phase of the friction clutches is performed by defining a linear torque profile for the first friction clutch having a given initial value and a zero final value, a linear torque profile for the second friction clutch having a zero initial value and a given final value, and a linear torque profile for the engine having a given initial value and a given final value. The final value of the torque profile of the second friction clutch is calculated, the initial value of the engine torque being known, by determining a final value of the longitudinal acceleration of the vehicle equal to a given percentage of the initial value of the longitudinal acceleration of the vehicle. The final value of the engine torque profile is calculated, the final value of the torque profile of the second friction clutch being known, on the basis of the final value determined for the longitudinal acceleration of the vehicle. The initial value of the torque profile of the first friction clutch is chosen so as to be greater than a minimum value calculated by determining the condition of synchronism of the driving shaft and of the first primary shaft.
    • 根据该方法,摩擦离合器的交叉相位通过限定具有给定初始值和零终值的第一摩擦离合器的线性扭矩分布来实现,具有零初始值的第二摩擦离合器的线性扭矩分布,以及 给定的最终值,以及具有给定初始值和给定最终值的发动机的线性扭矩曲线。 计算第二摩擦离合器的扭矩分布的最终值,通过确定车辆的纵向加速度的最终值等于纵向加速度的初始值的给定百分比来知道发动机扭矩的初始值 的车辆。 计算发动机转矩曲线的最终值,基于为车辆的纵向加速度确定的最终值,已知第二摩擦离合器的扭矩分布的最终值。 选择第一摩擦离合器的扭矩分布的初始值,以便大于通过确定驱动轴和第一主轴的同步状态而计算的最小值。