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    • 118. 发明授权
    • Method for starting an internal combustion engine
    • 起动内燃机的方法
    • US09316197B2
    • 2016-04-19
    • US14107310
    • 2013-12-16
    • GE Jenbacher GmbH & Co OHG
    • Alfred RanggerLukas Zahner
    • F02N11/08F02N15/00F02N11/10F02N7/08F02N15/10
    • F02N15/00F02N7/08F02N11/08F02N11/0848F02N11/087F02N11/10F02N11/101F02N11/106F02N15/10
    • A method for starting an internal combustion engine, particularly a stationary gas engine, includes driving the engine by at least one starter motor. The starting process is interrupted once the starter motor has been started if the angular acceleration of the internal combustion engine remains below a predefinable acceleration value and/or if, within a predefinable first time period, the actual rotational speed remains below a predefinable first rotational speed threshold value and/or if, within a predefinable second time period, the average rotational speed of the internal combustion engine remains below a predefinable second rotational speed threshold value. The starter motor is designed as a pneumatic starter motor and the compressed air supply thereof is controlled by a compressed air valve which can be switched between a fully opened position and a fully closed position, the pneumatic starter motor being started by the compressed air valve being fully opened.
    • 用于启动内燃机,特别是固定式燃气发动机的方法包括通过至少一个起动电动机来驱动发动机。 如果内燃机的角加速度保持低于可预定的加速度值,和/或如果在预先确定的第一时间段内实际转速保持低于预先确定的第一转速 和/或如果在预定的第二时间段内,内燃机的平均转速保持低于可预定的第二转速阈值。 起动电动机被设计为气动起动电动机,其压缩空气供应由压缩空气阀控制,压缩空气阀可以在完全打开位置和完全关闭位置之间切换,气动起动电动机由压缩空气阀启动 完全打开
    • 119. 发明授权
    • Method and device for recognizing rotational speed / torque fluctuations in a drive device
    • 用于识别驱动装置中的转速/扭矩波动的方法和装置
    • US09250157B2
    • 2016-02-02
    • US14351454
    • 2012-10-09
    • Audi AG
    • Mathias FelberJürgen Pfeiffer
    • G01M17/007F02D41/14F02N11/10F02D41/00F02D41/28
    • G01M17/007F02D41/0097F02D41/1498F02D2041/286F02N11/106
    • A method for detecting rotational speed/torque fluctuations, in particular patterns of such fluctuations, of a drive device, in particular in a motor vehicle, includes the following steps: detecting a critical rotational speed situation by comparing a measured actual rotational speed with specified characteristic rotational speeds; detecting a local rotational speed minimum and a local rotational speed maximum (local rotational speed variables); analyzing the local rotational speed variables by generating local rotational speed characteristic values, such as a local amplitude and a local frequency preferably; directly or indirectly determining the duration of a local vibration time period, wherein substantially constant local rotational speed characteristic values are present within the time period; and describing a local vibration pattern, the pattern exhibiting at least the local amplitude, local frequency, or the local vibration time period.
    • 一种用于检测特别是机动车辆中的驱动装置的转速/扭矩波动特别是这种波动的模式的方法包括以下步骤:通过将测量的实际旋转速度与指定特性进行比较来检测临界转速情况 转速; 检测局部转速最小值和局部转速最大值(局部转速变量); 通过优选地产生局部旋转速度特性值(如局部振幅和局部频率)来分析局部转速变量; 直接或间接地确定局部振动时间段的持续时间,其中在该时间段内存在基本恒定的局部旋转速度特征值; 并且描述局部振动模式,所述图案至少呈现局部振幅,局部频率或局部振动时间周期。