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    • 44. 发明授权
    • Control system for internal combustion engines
    • 内燃机控制系统
    • US5609135A
    • 1997-03-11
    • US658076
    • 1996-06-04
    • Ken OgawaToshiyuki Nishida
    • Ken OgawaToshiyuki Nishida
    • F02M25/08F02D41/00F02D41/02F02D41/12F02D9/06F02M33/02
    • F02D41/123F02D41/0042F02D41/12F02B2275/18Y02T10/42
    • A control system for an internal combustion engine determines whether or not at least one of fuel cut which is cutting-off of supply of fuel to the engine and decreased fuel supply which is supplying of fuel to the engine in a decreased amount for deceleration of the engine has been started, and whether or not purging of evaporative fuel into an intake passage of the engine by an evaporative emission control system of the engine was carried out within a first predetermined time period before the at least one of the fuel cut and the fuel supply reduction for deceleration of the engine has been stated. The amount of auxiliary air supplied to the engine via a secondary intake air passage bypassing a throttle valve arranged in an intake passage of the engine is increased over a second predetermined time period after the at least one of the fuel cut and the decreased fuel supply for deceleration of the engine has been started.
    • 用于内燃机的控制系统确定是否减少向发动机供应燃料的燃料切断和向发动机供给燃料的燃料供给减少中的至少一种,以减少 发动机已经启动,并且是否通过发动机的蒸发排放控制系统将蒸发燃料吹入发动机的进气通道中在燃料切断和燃料的至少一个之前的第一预定时间段内进行 已经说明了发动机减速的供给减少。 在布置在发动机的进气通道中的旁路节流阀的辅助进气通道供应到发动机的辅助空气量在燃料切断和燃料供给减少的至少一个之后的第二预定时间段内增加 发动机的减速已经开始。
    • 45. 发明授权
    • Electromagnetically driven valve control system for internal combustion
engines
    • 内燃机用电磁阀控制系统
    • US5596956A
    • 1997-01-28
    • US573439
    • 1995-12-15
    • Ken OgawaKei MachidaHiroshi Sono
    • Ken OgawaKei MachidaHiroshi Sono
    • F01L9/04F02D13/02F02N11/08
    • F02D41/042F01L9/04F02D13/0215F02N11/08F02D2041/001F02D41/062F02N2300/2011Y02T10/18
    • An electromagnetically driven valve control system for an internal combustion engine having at least one intake valve and at least one exhaust valve, and a starter for starting cranking of the engine. A CPU controls an energization time/timing control circuit section to electromagnetically drive at least one of the at least one intake valve and the at least one exhaust valve. The CPU detects a starting signal indicative of starting of the cranking of the engine, and a timer measures a time period elapsed after the starting signal is detected. An inhibiting time period is set, over which the operation of the starter means is inhibited, and the at least one of the at least one intake valve and the at least one exhaust valve is driven in a valve closing direction when the starting signal is detected. The operation of the starter is permitted when the time period elapsed after the starting signal is detected exceeds the inhibiting time period.
    • 一种用于具有至少一个进气门和至少一个排气阀的内燃机的电磁驱动阀控制系统和用于启动发动机起动的起动器。 CPU控制通电时间/定时控制电路部分以电磁驱动至少一个进气门和至少一个排气阀中的至少一个。 CPU检测表示发动机起动的开始信号,并且定时器测量检测到启动信号之后经过的时间段。 设定禁止时间段,起动装置的操作被禁止,并且当检测到起动信号时,至少一个进气门和至少一个排气门中的至少一个在关闭方向被驱动 。 当检测到起动信号之后经过的时间超过禁止时间时,起动器的操作被允许。
    • 50. 发明授权
    • Control system for internal combustion engine
    • 内燃机控制系统
    • US08707936B2
    • 2014-04-29
    • US12747347
    • 2008-10-15
    • Toru KitamuraToshinari ShinoharaChiho ItogaKen Ogawa
    • Toru KitamuraToshinari ShinoharaChiho ItogaKen Ogawa
    • F02M25/07F01L1/34G06F7/00
    • F02D13/0246F02B1/12F02D13/0219F02D41/005F02M26/01Y02T10/18Y02T10/47
    • To provide a control system for an internal combustion engine, which is capable of providing a stable intake air amount through reduction of pumping loss and blow-back of combustion gases by appropriately controlling the valve-opening timing of the intake valves, and thereby being capable of securing excellent drivability. In the control system 1, the valve-closing timing of the exhaust valve 9 is changed by an exhaust-side variable valve-operating mechanism 60, whereby the internal EGR amount is controlled, and the valve-opening timing of an intake valve 8 of an internal combustion engine 3 is changed by an intake-side variable valve-operating mechanism 40. Further, a target valve-opening timing CAINVO serving as a target of the valve-opening timing of the intake valve 8 is set such that the length of time from the top dead center of a piston 3b at the start of the intake stroke to the valve-opening timing of the intake valve 8 becomes equal to the length of time from the valve-closing timing of the exhaust valve 9 to the top dead center, and based on the target valve-opening timing, the intake-side variable valve-operating mechanism is controlled. Further, as the valve-closing timing of the exhaust valve 9, one of the detected actual valve-closing timing and the set target valve-closing timing is used.
    • 提供一种用于内燃机的控制系统,其能够通过适当地控制进气门的开阀正时而减少泵送损失和燃烧气体的吹回来提供稳定的进气量,从而能够 确保良好的驾驶性能。 在控制系统1中,通过排气侧可变阀操作机构60改变排气阀9的关闭正时,从而控制内部EGR量,并且控制进气门8的开阀正时 内燃机3由进气侧可变阀操作机构40改变。此外,作为进气门8的开阀正时的目标的目标开阀正时CAINVO被设定为使得 在进气冲程开始时从活塞3b的上止点到进气门8的开阀正时的时间等于从排气阀9的阀关闭正时到上止点的时间长度 中心,并且基于目标开阀正时,控制进气侧可变阀操作机构。 此外,作为排气阀9的关闭正时,使用检测出的实际截流正时和设定目标闭阀正时之一。