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    • 1. 发明授权
    • Safety arrangement for an internal combustion engine
    • 内燃机的安全装置
    • US4515125A
    • 1985-05-07
    • US571477
    • 1984-01-17
    • Rainer BuckHermann KullFridolin PiwonkaAlbrecht SieberGerhard StumppWolf Wessel
    • Rainer BuckHermann KullFridolin PiwonkaAlbrecht SieberGerhard StumppWolf Wessel
    • F02B3/06F02D17/04F02D35/00F02D41/22F02D41/40F02D45/00F02D31/00
    • F02D41/22F02D41/407F02B3/06F02D2041/226F02D2041/227Y02T10/44
    • The invention is directed to a safety arrangement for an internal combustion engine having self-ignition where, in the sense of an overall system monitoring, specific signals relating to the operating conditions of the internal combustion engine are continuously monitored. These signals are indicative, for example, of the position of the throttle pedal, the computed rack-travel nominal or desired value, and the rotational speed. The monitored signals are processed and a corrected rack-travel nominal value is generated by means of a minimum-value selection circuit. The corrected rack-travel nominal value signal generated in this manner is fed to the rack controller of an EDC unit. At the same time, a deviation in rack travel is determined utilizing the corrected rack travel nominal value in combination with an actual-value signal of the rack travel fed back from the rack-travel sensor. The signal indicative of actual rack travel also serves for a comparison with the upper and lower limits of the rack-travel sensor voltage; and, depending on the error condition occurring, either the output stage of the rack controller is de-energized and/or the fuel-injection pump is simultaneously shut off by means of an electrical shutoff valve (ELAB); or, a decision for an emergency operation is made.
    • 本发明涉及一种具有自点火的内燃机的安全装置,其中在整个系统监测的意义上,连续监测与内燃机的运行状况相关的特定信号。 这些信号例如表示节气门踏板的位置,所计算的齿条运动标称值或期望值以及转速。 监视的信号被处理,并且通过最小值选择电路产生校正的机架行进标称值。 以这种方式产生的校正的机架行进标称值信号被馈送到EDC单元的机架控制器。 同时,利用校正的齿条运动标称值与从齿条移动传感器反馈的齿条行程的实际值信号结合来确定齿条行程的偏差。 表示实际机架行程的信号也用于与机架行程传感器电压的上限和下限进行比较; 并且根据发生的错误情况,机架控制器的输出级被断电,和/或燃料喷射泵同时被电截止阀(ELAB)切断; 或者进行紧急操作的决定。
    • 8. 发明授权
    • Method for reliably operating a motor vehicle
    • 一种可靠地操作电动车辆的方法
    • US5119300A
    • 1992-06-02
    • US551452
    • 1990-07-12
    • Ralf-Michael BartkeGerhard StumppDieter SeherHermann Kull
    • Ralf-Michael BartkeGerhard StumppDieter SeherHermann Kull
    • B60K28/00G01D18/00G01P21/02
    • G01P21/02G01D18/00
    • Sensors for motor vehicles emit a base signal when the variable which they measure takes on a base value. For example, a road-speed transducer supplies no pulses when either the vehicle is at standstill or when the sensor is defective. A method for providing a reliable operation of a motor vehicle includes the step of starting a substitute/emergency-function immediately when only the base signal is received from the sensor. If it is later determined that the base signal was only emitted because the measured variable took on its base value, then the substitute/emergency-function is again reversed. By starting a substitute/emergency-function basically always when a checked sensor emits no signal, it is ensured that safety measures are taken as rapidly as possible.
    • 机动车辆的传感器发射一个基准信号,当他们测量的变量是基准值。 例如,当车辆处于静止状态或传感器有缺陷时,道路速度传感器不提供脉冲。 一种用于提供机动车辆的可靠操作的方法包括当仅从传感器接收到基本信号时立即启动替代/紧急功能的步骤。 如果随后确定基本信号仅由于测量变量取其基值而被发出,则替代/紧急功能再次被反转。 当检查的传感器不发出信号时,通常启动替代/紧急功能,确保尽可能快地采取安全措施。
    • 10. 发明授权
    • Method and apparatus for determining the full-load limit of an internal
combustion engine
    • 用于确定内燃机的满载极限的方法和装置
    • US4624230A
    • 1986-11-25
    • US683702
    • 1984-12-19
    • Hermann GrieshaberHermann Kull
    • Hermann GrieshaberHermann Kull
    • F02D41/04F02B3/06F02D31/00F02D41/22F02D41/24F02D41/32F02D41/34F02D41/38F02D41/30
    • F02D31/007F02D41/2432F02B3/06
    • The invention is directed to a method for determining the full-load limit of an internal combustion engine wherein a limit surface of a predeterminative full-load characteristic field is shifted to thereby compensate for the manufacturing tolerances occurring in the production of the internal combustion engine. The embodiment described relates to a diesel engine equipped with an electronic control unit. The full-load characteristic field of this internal combustion engine includes a smoke limit surface, an exhaust gas temperature limit surface and a combustion pressure limit surface. A further limit surface of constant torque is added to these limit surfaces. In order to provide for compensation of the manufacturing tolerances occurring in the production of internal combustion engines, the constant torque limit surface is shifted so as to possess a specific predeterminative value. In the subsequent operation of the internal combustion engine, a minimum value selection takes place so that at a specific air quantity always the smallest fuel quantity defined by one of the limit surfaces is injected into the internal combustion engine. An apparatus for carrying out the method of the invention is also disclosed.
    • 本发明涉及一种用于确定内燃机的满载极限的方法,其中预定全负荷特性场的极限表面被偏移,从而补偿在内燃机生产中出现的制造公差。 所描述的实施例涉及配备有电子控制单元的柴油发动机。 该内燃机的全负荷特性领域包括烟极限表面,排气温度限制面和燃烧极限面。 将额定转矩限制表面加到这些极限表面上。 为了补偿在内燃机生产中产生的制造公差,恒转矩限制表面被移动以具有特定的预定值。 在内燃机的后续操作中,进行最小值选择,使得在特定空气量下,由极限表面之一限定的最小燃料量被注入到内燃机中。 还公开了一种用于实施本发明的方法的装置。