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    • 3. 发明申请
    • ELECTRONICALLY CONTROLLED BLOW-BY GAS RETURNING APPARATUS FOR INTERNAL COMBUSTION ENGINE
    • 用于内燃机的电子控制气体回收装置
    • US20090235907A1
    • 2009-09-24
    • US12393551
    • 2009-02-26
    • Fumikazu Satou
    • Fumikazu Satou
    • F02B25/06
    • F02M25/06F01M13/0011F01M13/022F01M2013/0005F02D41/003
    • An electronically controlled blow-by gas returning apparatus for an internal combustion engine which corrects a fuel injection amount is disclosed. This blow-by gas returning apparatus is provided with an electronically controlled ventilation valve and a control unit. The ventilation valve regulates the flow rate of blow-by gas. The control unit controls the ventilation valve. The control unit controls the opening degree of the ventilation valve such that the actual value of the opening degree of the ventilation valve is maintained at a demand value of the opening degree of the ventilation valve. The control unit corrects the demand value based on the degree of enrichment of the actual air-fuel ratio in relation to a target air-fuel ratio and an intake air amount which is the amount of air fed into a combustion chamber of the internal combustion engine.
    • 公开了一种用于校正燃料喷射量的用于内燃机的电子控制的窜气回送装置。 这种窜气返回装置设置有电控通风阀和控制单元。 通风阀调节窜气的流量。 控制单元控制通风阀。 控制单元控制通气阀的开度,使得通气阀的开度的实际值保持在通气阀的开度的需求值。 控制单元根据与目标空燃比相关的实际空燃比的浓缩程度和作为供给到内燃机的燃烧室的空气量的吸入空气量来校正需求值 。
    • 8. 发明授权
    • Abnormality diagnosis device for positive crankcase ventilation apparatus
    • 正曲轴箱通气装置异常诊断装置
    • US08145406B2
    • 2012-03-27
    • US12389004
    • 2009-02-19
    • Fumikazu Satou
    • Fumikazu Satou
    • B60T7/12
    • F01M13/0011F02D41/003F02D41/221Y02T10/40
    • An abnormality diagnosis device for diagnosing abnormality in a positive crankcase ventilation apparatus including a PCV passage, which is for supplying blow-by gas to an intake passage of an engine, and a PCV valve, which is for regulating the flow rate of blow-by gas in the PCV passage. The diagnosis device varies a control amount of the PCV valve to determine the occurrence of an abnormality in the PCV passage and PCV valve and performs abnormality diagnosis in a first determination mode when the amount of fuel components in the blow-by gas is less than a reference amount and in a second determination mode when the amount is greater than the reference amount. A varying amount of the control amount of the PCV valve in the second determination mode is smaller than that of the control amount of the PCV valve in the first determination mode.
    • 一种用于诊断正曲轴箱通风装置的异常诊断装置,其包括用于向发动机的进气通道供给窜气的PCV通道和用于调节窜气流量的PCV阀 气体在PCV通道。 诊断装置改变PCV阀的控制量,以确定PCV通道和PCV阀中的异常的发生,并且当窜缸气中的燃料成分的量小于第一确定模式时,在第一确定模式中执行异常诊断 参考量,并且当该量大于参考量时在第二确定模式中。 在第二确定模式中,PCV阀的控制量的变化量小于第一确定模式中PCV阀的控制量的变化量。
    • 10. 发明授权
    • Engine fuel injection control system
    • 发动机燃油喷射控制系统
    • US06988490B2
    • 2006-01-24
    • US11030095
    • 2005-01-07
    • Fumikazu Satou
    • Fumikazu Satou
    • B02B3/00
    • F02D41/2454F02B23/104F02B2075/125F02B2275/16F02D41/047F02D41/2461F02D41/2467F02D41/248F02D41/2493F02D41/3094F02D41/40Y02T10/123Y02T10/125Y02T10/44
    • A system for controlling fuel injection in an engine. The engine includes an intake passage, an intake passage injector, a cylinder having a combustion chamber, and a cylinder injector for injecting a target amount of fuel into the combustion chamber. The system includes a controller for controlling the intake passage and cylinder injectors to permit fuel injection, each with an injection ratio, while said engine operates in a condition in which said engine permits fuel injection from said cylinder injector, a sensor for sensing the amount of fuel injected from the cylinder injector, a detector for detecting the difference between the target injection amount and the amount of fuel injected and an adjuster for adjusting the injection ratio based on the result of the detection by the detector so that the intake passage injector performs fuel injection together with the fuel injection performed by the cylinder injector.
    • 一种用于控制发动机中的燃料喷射的系统。 发动机包括进气通道,进气通道喷射器,具有燃烧室的气缸和用于将目标量的燃料喷射到燃烧室中的气缸喷射器。 该系统包括控制器,用于控制进气通道和气缸喷射器以允许燃料喷射,每个都具有喷射比,而所述发动机在所述发动机允许来自所述气缸喷射器的燃料喷射的条件下运行,传感器用于感测 从气缸喷射器喷射的燃料,用于检测目标喷射量和喷射量之间的差异的检测器,以及用于根据检测器的检测结果来调节喷射比例的调节器,使得进气通道喷射器进行燃料 与气缸喷射器执行的燃料喷射一起喷射。