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    • 5. 发明授权
    • Control arrangement of throttle valve operation degree for an internal
combustion engine
    • 内燃机节流阀运行程度的控制布置
    • US5452697A
    • 1995-09-26
    • US122629
    • 1993-09-17
    • Yasushi SasakiYoshikatu HashimotoTeruhiko MinegishiTatsuya YoshidaMitsuru Kon'iNorihiro Isozaki
    • Yasushi SasakiYoshikatu HashimotoTeruhiko MinegishiTatsuya YoshidaMitsuru Kon'iNorihiro Isozaki
    • F02D11/10F02D41/14F02D41/16F02D41/00
    • F02D11/106
    • A throttle valve control arrangement for an internal combustion engine comprising: a throttle valve; an electrical motor for actuating the throttle valve; mechanical links for coupling and decoupling the electrical motor with the throttle valve; a throttle position sensor for detecting a position of the throttle valve; and a control unit which compares an output signal from the throttle position sensor representing a detected throttle position with a signal representing a target throttle valve opening degree and generates a feed-back control signal for the electrical motor based on the comparison result, wherein the throttle position sensor shows a first output voltage characteristic with respect to throttle valve opening degrees for a first region covering ISC and FIC and a voltage gradient of the first output voltage characteristic is selected larger than that of an unmodified output voltage characteristic of the throttle position sensor, thereby a high resolution of the throttle position sensor is obtained for the first region.
    • 一种用于内燃机的节流阀控制装置,包括:节流阀; 用于致动节流阀的电动马达; 用于将电动马达与节流阀耦合和分离的机械连杆; 用于检测节气门位置的节气门位置传感器; 以及控制单元,其将表示检测到的节气门位置的节气门位置传感器的输出信号与表示目标节气门开度的信号进行比较,并且基于比较结果生成用于电动机的反馈控制信号,其中节气门 位置传感器对于覆盖ISC和FIC的第一区域显示关于节气门开度的第一输出电压特性,并且选择第一输出电压特性的电压梯度大于节气门位置传感器的未修改的输出电压特性的电压梯度, 从而获得第一区域的节气门位置传感器的高分辨率。