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    • 1. 发明授权
    • Process for fuel metering
    • 燃油计量过程
    • US4893602A
    • 1990-01-16
    • US165274
    • 1988-03-02
    • Helmut GrossWolfgang HoptnerGunther Kaiser
    • Helmut GrossWolfgang HoptnerGunther Kaiser
    • F02D41/10F02D41/34
    • F02D41/105
    • The invention relates to a process for fuel metering during acceleration operations at a plurality of cylinders of an internal-combustion engine, with sequential injection, in which the fuel quantity to be injected is determined corresponding to the operating state and the acceleration state is determined, additional fuel injections being performed after determination of the acceleration state. Such a process is to be further developed to the extent that a faster metering of the increased fuel quantity into the internal-combustion engine can be performed during the acceleration operation. To achieve this object, it is proposed that the determined fuel quantity is injected into at least one, preferably into all those cylinders whose injected fuel quantity has not yet been taken in and whose inlet valve has not yet been closed or whose intake stroke has not yet been concluded. This takes place in particular at the time of the generation of a trigger signal (TS) corresponding to the quantity which corresponds to the set fuel increase of the acceleration.
    • PCT No.PCT / DE87 / 00283 Sec。 371日期1988年3月2日 102(e)1988年3月2日PCT PCT。1987年6月23日PCT公布。 出版物WO88 / 00285 PCT 日本1988年1月14日。本发明涉及一种在内燃机的多个气缸的加速操作期间燃料计量的方法,其具有顺序喷射,其中根据运行状态确定要喷射的燃料量 并且确定加速状态,在确定加速状态之后执行额外的燃料喷射。 这种过程将进一步发展到在加速操作期间可以执行更快的计量到内燃机中的增加的燃料量的程度。 为了达到这个目的,建议将确定的燃料量注入到至少一个,优选地注入所有那些尚未被注入燃料量并且进气阀尚未被关闭或进气冲程还未被吸入的那些气缸中 尚未结束。 特别是在产生对应于与加速度的设定燃料增加相对应的量的触发信号(TS)时发生。
    • 3. 发明授权
    • Distributorless ignition system
    • 无分配点火系统
    • US5090394A
    • 1992-02-25
    • US635138
    • 1990-12-28
    • Alfred BruckeltGunther KaiserImmanuel KrauterKarl Ott
    • Alfred BruckeltGunther KaiserImmanuel KrauterKarl Ott
    • F02P3/04F02P7/03F02P15/00F02P15/08F02P15/10F02P15/12
    • F02P15/08F02P15/008F02P15/12F02P7/035
    • A distributorless ignition system for an internal combustion engine includes one spark coil for cylinder of the engine, a first reference signal generator for producing a first signal indicative of each revolution of the engine, a second reference signal generator for producing a second signal indicative of every second revolution of the engine, and a processor for evaluating the advance and dwell angles of an ignition pulse to a selected spark coil determined from a logical combination of the first and second signals. During starting, the processor is arranged to operate in a dual-spark mode for the first revolution of the engine and produce two ignition pulses simultaneously for each first signal, one to each of two cylinders which are 360.degree. out of phase with each other. During running of the engine, the second reference signal generator is monitored and, if found to be faulty, the processor changes from a one-spark mode to a dual-spark mode.
    • PCT No.PCT / EP89 / 00681 Sec。 371 1990年12月28日第 102(e)日期1990年12月28日PCT提交1989年6月16日PCT公布。 出版物WO90 / 15926 日本1990年12月27日。用于内燃机的无分配器点火系统包括一个用于发动机气缸的火花线圈,第一参考信号发生器,用于产生指示发动机每转的第一信号;第二参考信号发生器, 产生指示发动机每第二转的第二信号,以及用于根据第一和第二信号的逻辑组合来确定点火脉冲对所选择的火花线圈的提前和停止角度的处理器。 在启动期间,处理器被布置成以双火花模式操作用于发动机的第一次旋转,并且对于每个第一信号同时产生两个点火脉冲,两个气缸中的一个相互360°相位相异。 在运行发动机期间,监视第二参考信号发生器,并且如果发现有故障,则处理器从单火花模式变为双火花模式。
    • 6. 发明授权
    • System for monitoring the sensor responsive to a periodic condition in
an internal combustion engine
    • 用于响应于内燃机中的周期性状况来监测传感器的系统
    • US4574265A
    • 1986-03-04
    • US481859
    • 1983-04-04
    • Gunther KaiserWerner Nitschke
    • Gunther KaiserWerner Nitschke
    • G01D1/18F02B77/08F02D45/00G01D1/12G01D21/00G01L23/24G05B23/02B60Q1/00
    • F02D41/222F02D2200/0406F02D2250/14Y02T10/40
    • A sensor for the variable underpressure in the intake manifold of an engine produces a digital output signal which is sampled at intervals of one half of the period of pressure variation or an odd multiple of such half period, as timed in synchronism with the crankshaft revolution in a phase relation designed to intercept maximum and minimum values of pressure. The two most recent samples are stored in a shift register and their difference is formed by digital subtraction, compensated for changes of sign in successive difference operations to provide an absolute difference value output. The latter is then provided to a threshold stage which provides an output signal if the difference value does not reach a predetermined threshold. The signal of the threshold stage is integrated before it is used to produce an alarm indication or a corrective control function. When such an indication is produced, the value of pressure measured by the sensor is referred to in order to determine whether the malfunction relates to the communication of the vacuum to the sensor or to a defect in the sensor itself.
    • 用于发动机的进气歧管中的可变负压的传感器产生数字输出信号,该数字输出信号以压力变化周期的一半或这样的半周期的奇数倍的间隔采样,如与曲轴转速同步的定时 相位关系设计用于拦截压力的最大和最小值。 两个最新的样本存储在移位寄存器中,它们的差异由数字减法形成,补偿连续差分运算中的符号变化,以提供绝对差值输出。 然后将后者提供给阈值级,如果差值未达到预定阈值则提供输出信号。 阈值级的信号在用于产生报警指示或校正控制功能之前被集成。 当产生这样的指示时,参考由传感器测量的压力值,以便确定故障是否与真空与传感器的通信或传感器本身的缺陷有关。
    • 7. 发明授权
    • Method of stabilizing current flow through an automotive-type ignition
coil
    • 稳定通过汽车点火线圈的电流的方法
    • US4709684A
    • 1987-12-01
    • US861156
    • 1986-05-08
    • Gunther KaiserImmanuel Krauter
    • Gunther KaiserImmanuel Krauter
    • F02P3/05F02P17/12F02P3/12
    • F02P3/053F02P17/12
    • To control the ON or conduction time of a transistor (4) serially connected with the primary winding (2) of an ignition coil, the voltage drop across the collector or base respectively, and emitter is sensed and used as a control parameter with respect to a set or reference value determining current flow through the ignition coil under conditions of complete discharge of stored energy from the ignition coil. Conditions of complete discharge occur within a first speed range; in other speed ranges, in which residual stored energy remains within the ignition coil, indicative of current flow therethrough starting from a value other than zero or null, the voltage sensed across the transistor is compared with the reference value, and the current flow time adjusted in dependence on the comparison.
    • 为了控制与点火线圈的初级绕组(2)串联连接的晶体管(4)的导通或导通时间,检测集电极或基极两端的电压降和发射极,并将其用作相对于 在从点火线圈完全排出储存能量的条件下,确定通过点火线圈的电流的设定值或参考值。 完全放电的条件发生在第一速度范围内; 在其他速度范围内,剩余的储存能量保持在点火线圈内,指示从零或零以外的值开始的电流流过,将在晶体管两端感测到的电压与参考值进行比较,并调整电流流动时间 依赖于比较。