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    • 7. 发明申请
    • METHOD AND DEVICE FOR CONTROLLING A HYDRAULIC ACTUATOR
    • 用于控制液压执行器的方法和装置
    • US20090206288A2
    • 2009-08-20
    • US12156146
    • 2008-05-30
    • Juergen Schiemann
    • Juergen Schiemann
    • F16K31/02F01L9/02
    • F01L9/02F01L2800/00F01L2800/09F01L2820/045F02D41/20F02D2041/001
    • A method, device, and control unit for controlling an actuator in open loop, particularly for a valve, preferably for a gas-exchange valve of an internal combustion engine, having at least one control valve for opening the valve and one control valve for closing the valve, each of the control valves being capable of being driven by at least one drive pulse whose duration determines a position on the positioning travel of the valve. The valve is opened/closed in one lift and/or a plurality of partial lifts and at least one drive pulse is assigned to each lift and/or each partial lift, and the valve is assigned at least one transducer which generates a signal that discloses values of a discrete positioning travel of the valve and of an assigned time and/or of a discrete instant and of an assigned positioning travel. The method for controlling the actuator includes: a. Starting of a drive pulse having a setpoint duration of the drive pulse for opening and/or closing the valve, b. Generating at least one signal, and c. Correcting the setpoint duration of the drive pulse and/or of a following drive pulse assigned to the lift and/or to a partial lift, in accordance with the signal.
    • 用于控制开环中的致动器的方法,装置和控制单元,特别是用于阀,优选地用于内燃机的气体交换阀,具有至少一个用于打开阀的控制阀和一个用于关闭的控制阀 阀,每个控制阀能够被至少一个驱动脉冲驱动,其持续时间确定阀的定位行程上的位置。 阀在一个升降机和/或多个局部升降机中打开/关闭,并且至少一个驱动脉冲被分配给每个升降机和/或每个部分升程,并且阀被分配至少一个换能器,其产生公开的信号 阀的离散定位行程和指定时间和/或离散时刻以及分配的定位行程的值。 用于控制致动器的方法包括:a。 启动具有用于打开和/或关闭阀的驱动脉冲的设定持续时间的驱动脉冲,b。 生成至少一个信号,c。 根据该信号校正驱动脉冲的设定持续时间和/或分配给升降机和/或部分提升的后续驱动脉冲。
    • 8. 发明申请
    • Method and device for controlling a hydraulic actuator
    • 用于控制液压执行器的方法和装置
    • US20090014672A1
    • 2009-01-15
    • US12156146
    • 2008-05-30
    • Juergen Schiemann
    • Juergen Schiemann
    • F16K31/02F01L9/02
    • F01L9/02F01L2800/00F01L2800/09F01L2820/045F02D41/20F02D2041/001
    • A method, device, and control unit for controlling an actuator in open loop, particularly for a valve, preferably for a gas-exchange valve of an internal combustion engine, having at least one control valve for opening the valve and one control valve for closing the valve, each of the control valves being capable of being driven by at least one drive pulse whose duration determines a position on the positioning travel of the valve. The valve is opened/closed in one lift and/or a plurality of partial lifts and at least one drive pulse is assigned to each lift and/or each partial lift, and the valve is assigned at least one transducer which generates a signal that discloses values of a discrete positioning travel of the valve and of an assigned time and/or of a discrete instant and of an assigned positioning travel. The method for controlling the actuator includes:a. Starting of a drive pulse having a setpoint duration of the drive pulse for opening and/or closing the valve,b. Generating at least one signal, andc. Correcting the setpoint duration of the drive pulse and/or of a following drive pulse assigned to the lift and/or to a partial lift, in accordance with the signal.
    • 用于控制开环中的致动器的方法,装置和控制单元,特别是用于阀,优选地用于内燃机的气体交换阀,具有至少一个用于打开阀的控制阀和一个用于关闭的控制阀 阀,每个控制阀能够被至少一个驱动脉冲驱动,其持续时间确定阀的定位行程上的位置。 阀在一个升降机和/或多个局部升降机中打开/关闭,并且至少一个驱动脉冲被分配给每个升降机和/或每个部分升程,并且阀被分配至少一个换能器,其产生公开的信号 阀的离散定位行程和指定时间和/或离散时刻以及分配的定位行程的值。 用于控制致动器的方法包括:a。 启动具有用于打开和/或关闭阀的驱动脉冲的设定持续时间的驱动脉冲,b。 生成至少一个信号,c。 根据该信号校正驱动脉冲的设定持续时间和/或分配给升降机和/或部分提升的后续驱动脉冲。