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    • 32. 发明授权
    • Knock controller for an internal combustion engine
    • 用于内燃机的控制器
    • US4565171A
    • 1986-01-21
    • US506870
    • 1983-06-22
    • Noboru SugiuraSeiji Suda
    • Noboru SugiuraSeiji Suda
    • F02P5/14F02P5/152F02P5/153G01H17/00G01L23/22G01M15/00
    • F02P5/1522G01L23/225Y02T10/46
    • In a knock controller for a multiple cylinder internal combustion engine, a single knock sensor is mounted on the engine to produce an electrical output, and an electronic control module receives the output and controls the ignition timing for respective cylinders at optimum angle positions with a processing unit, in which the ignition timing is determined by identifying each cylinder of the engine, determining respectively beforehand a knock detection level for each of the cylinders, detecting knocking in accordance with the respective knock detection level, and controlling the ignition timing for each of the cylinders according to the knocking detected according to the respective knock detection levels preset for each cylinder of the engine.
    • 在用于多缸内燃机的敲击控制器中,单个爆震传感器安装在发动机上以产生电输出,并且电子控制模块接收输出并且在最佳角度位置处控制各个气缸的点火正时,其中处理 单元,其中通过识别发动机的每个气缸来确定点火正时,分别事先确定每个气缸的爆震检测水平,根据相应的爆震检测水平检测爆震,并且控制每个气缸的点火正时 根据针对发动机的每个气缸预设的各个爆震检测水平检测到的根据敲击的气缸。
    • 34. 发明授权
    • Electronic engine control apparatus
    • 电子发动机控制装置
    • US4309759A
    • 1982-01-05
    • US952279
    • 1978-10-18
    • Hiroastu TokudaAkihiko KonnoSeiji Suda
    • Hiroastu TokudaAkihiko KonnoSeiji Suda
    • F02D41/34F02D21/08F02D41/26F02D45/00F02M23/04F02M25/07F02P5/15G01M15/04G05B15/02F02D5/02F02B3/02F02P5/08
    • F02D41/0077F02D41/26F02M23/04F02P5/1502F02M26/53Y02T10/146Y02T10/46Y02T10/47
    • In an electronic engine control apparatus in which ignition timing and fuel injection quantity are calculated from the negative pressure in an intake manifold of the engine or from a flow rate of suction air and the rotational speed of the engine, a reference register group is constituted of register for storing the result of the calculation while an instantaneous register group is made up of registers for storing the instantaneous states of actuators. One of the registers of the instantaneous register group is selected according to a stage timing signal, so that the contents of the two registers selected are compared with each other for producing control pulses for driving actuators such as an ignition coil or fuel injector. The reference register group contains a register desigated a CYL register and the instantaneous register group contains a register designated a CYL counter for dividing reference pulses from an angular position sensor in accordance with the number of engine cylinders, so that the engine control apparatus may be employed in various engines of different cylinder numbers such as a 4, 6, 8 or 12 cylinder engine.
    • 在从发动机的进气歧管中的负压或吸入空气的流量和发动机的转速计算点火正时和燃料喷射量的电子发动机控制装置中,基准对准组由 寄存器用于存储计算结果,而瞬时寄存器组由用于存储致动器的瞬时状态的寄存器组成。 根据级定时信号选择瞬时寄存器组的寄存器之一,使得所选择的两个寄存器的内容相互比较,以产生用于驱动诸如点火线圈或燃料喷射器的致动器的控制脉冲。 参考寄存器组包含指定CYL寄存器的寄存器,并且瞬时寄存器组包含指定为CYL计数器的寄存器,用于根据发动机气缸的数量对来自角位置传感器的基准脉冲进行分频,从而可以使用发动机控制装置 在不同气缸数的各种发动机中,例如4,6,8或12缸发动机。
    • 35. 发明授权
    • Control system for internal combustion engine
    • 内燃机控制系统
    • US4201161A
    • 1980-05-06
    • US950572
    • 1978-10-12
    • Takao SasayamaSeiji Suda
    • Takao SasayamaSeiji Suda
    • F02D41/34F02D41/14F02D41/18F02D41/22F02D41/26F02D45/00G01F1/68G01F1/696F02D5/00
    • F02D41/26F02D41/182F02D41/2454
    • A control system for the internal combustion engine comprises means for detecting the flow rate of air sucked into the engine, as an electrical signal, means for detecting the number of revolutions of the engine, a sensor for sensing the oxygen concentration in the engine exhaust gas, a fuel injector for injecting fuel into the path of air sucked into the engine, in synchronism with the rotational angle of the engine at the required injection timing, and control means for controlling the fuel injection timing of the injector on the basis of the air flow rate signal from the air flow rate detector means, the number-of-revolutions signal from the number-of-revolutions detector means and the air-fuel ratio signal from the oxygen sensor. Under the normal operating conditions, the control means stores in a register the air flow rate signal, the number-of-revolutions signal and injection time at a given time point; judges that the signal from the oxygen sensor is within the level corresponding to the theoretical air-fuel ratio during a period longer than the air-fuel ratio transmission delay time of the fuel injector and the oxygen sensor; calculates the air-fuel ratio from the air flow rate signal, the number-of-revolutions signal and the injection time stored in the register; and stores in a memory an air-fuel ratio correction factor which is the ratio between said calculated air-fuel ratio and the initial air-fuel ratio stored already. These processes are repeated a number of times. Under the special operating conditions, the control means reads out the air-fuel ratio suitable for a particular special operating condition and controls the injection time on the basis of the air-fuel ratio obtained by correcting the read-out air-fuel ratio by the air-fuel ratio correction factor.
    • 用于内燃机的控制系统包括用于检测吸入发动机的空气的流量的装置,作为电信号,用于检测发动机的转数的装置,用于感测发动机排气中的氧浓度的传感器 ,用于在所需喷射正时与发动机的旋转角度同步地将燃料喷射到吸入发动机的空气路径中的燃料喷射器,以及用于基于空气控制喷射器的燃料喷射正时的控制装置 来自空气流量检测器装置的流量信号,来自转数检测器装置的转数信号和来自氧传感器的空燃比信号。 在正常工作条件下,控制装置将给定时间点的空气流量信号,转数信号和喷射时间存储在寄存器中; 判定在比燃料喷射器和氧传感器的空燃比传输延迟时间长的时间段内,来自氧传感器的信号处于与理论空燃比对应的水平内; 根据空气流量信号计算空燃比,存储在寄存器中的转数信号和喷射时间; 并且将已经存储的所述计算出的空燃比与初始空燃比之比的空燃比校正系数存储在存储器中。 这些过程重复多次。 在特殊操作条件下,控制装置读取适合于特定操作条件的空燃比,并且基于通过将读出的空燃比校正所获得的空燃比来控制喷射时间 空燃比校正系数。
    • 36. 发明授权
    • Ignition apparatus for internal combustion engine
    • 内燃机点火装置
    • US4044733A
    • 1977-08-30
    • US572859
    • 1975-04-29
    • Seiji Suda
    • Seiji Suda
    • F02P3/04F02P3/045F02P5/04
    • F02P3/0453
    • An ignition apparatus wherein an AC current signal is produced from the coil of a pick-up in accordance with the engine revolutions and the primary-side current of the ignition coils is regulated in accordance with the output signal from the pick-up coil thereby to generate a high voltage at the secondary side of the ignition coils. Further, a monostable multivibrator and means for generating a voltage corresponding to the output frequency of the pick-up coil are provided in order to maintain the duration of energization of the primary side of the ignition coils substantially constant over a wide range of variations of engine revolutions from low to high levels. The monostable multivibrator is so connected that the output width thereof which is controlled by the output of the voltage generator means is long in low engine revolutions and short in high engine revolutions, that the output is produced upon completion of ignition, and that the primary-side current of the ignition coils begins to flow at the end of the output of the monostable multivibrator which is determined by the output of the pick-up or that of the monostable multivibrator, whichever is produced earlier.
    • 一种点火装置,其中根据发动机转数从拾取器的线圈产生AC电流信号,并且根据来自拾取线圈的输出信号调节点火线圈的初级侧电流,从而将 在点火线圈的次级侧产生高电压。 此外,提供单稳态多谐振荡器和用于产生对应于拾取线圈的输出频率的电压的装置,以便在发动机变化的广泛范围内保持点火线圈的初级侧的通电持续时间基本上恒定 从低到高的革命。 单稳态多谐振荡器的连接使得其由电压发生器装置的输出控制的输出宽度在低发动机转速较长并且在高发动机转速下较短,在点火完成时产生输出, 点火线圈的侧电流在单稳态多谐振荡器的输出端开始流动,该单稳态多谐振荡器的输出由拾取器的输出或单稳态多谐振荡器的输出确定,取决于较早生成的。