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    • 2. 发明授权
    • Fuel injection control device for internal combustion
    • 燃油喷射控制装置
    • US09020738B2
    • 2015-04-28
    • US14002607
    • 2011-03-30
    • Naoya Kaneko
    • Naoya Kaneko
    • F02M43/00F02B5/00F02D19/08F02M69/04F02D41/30F02D41/32F02D41/00F02D41/18
    • F02M69/04F02D19/08F02D41/0065F02D41/18F02D41/3094F02D41/32F02M69/042
    • The purpose of the present invention is to suppress, in an internal combustion engine in which two injectors are disposed in a line upstream and downstream in an intake pipe, adhesion of deposits to the downstream-side injector. In order to suppress such adhesion, a fuel injection control device according to one embodiment of the present invention operates both injectors together when a required fuel injection amount is equal to or greater than a reference value. The reference value is set to a value equal to or greater than the sum of lower limit injection amounts of the injectors. In such case, the fuel injection control device adjusts the proportion of fuel injected from the injector disposed downstream in the intake pipe to be greater than the proportion of fuel injected from the injector disposed upstream in the intake pipe.
    • 本发明的目的是在将进气管中的上游和下游的两个喷射器配置在其内部的内燃机中抑制沉积物向下游侧喷射器的附着。 为了抑制这种粘合,当所需燃料喷射量等于或大于参考值时,根据本发明的一个实施例的燃料喷射控制装置在两个喷射器一起操作。 基准值被设定为等于或大于喷射器的下限喷射量的总和的值。 在这种情况下,燃料喷射控制装置调节从设置在进气管下游的喷射器喷射的燃料的比例大于从设置在进气管上游的喷射器喷射的燃料的比例。
    • 7. 发明申请
    • CONTROL DEVICE OF AN INTERNAL COMBUSTION ENGINE
    • 内燃机的控制装置
    • US20100037595A1
    • 2010-02-18
    • US12532846
    • 2008-03-14
    • Naoya KanekoShigeki MiyashitaKenji Harima
    • Naoya KanekoShigeki MiyashitaKenji Harima
    • F02D43/00F01N3/10F01N3/00
    • F02D41/028F01N3/0878F01N3/0885F01N13/009F01N13/011F01N13/107F01N2430/02F01N2430/06F02D13/0242F02D13/0284F02D41/0082F02D41/123F02D2041/0012Y02T10/18Y02T10/20
    • The control device of the internal combustion engine appropriately controls plural exhaust valves to effectively perform sulfur poisoning recovery in an exhaust gas purifying catalyst. The control device controls the internal combustion engine which performs lean burn. The exhaust system of the internal combustion engine includes: first exhaust valves and second exhaust valves provided in each of the plural cylinders; a first exhaust passage communicating with the first exhaust valves; a second exhaust passage communicating with the second exhaust valves; a first exhaust gas purifying catalyst provided at least one of the first exhaust passage and the second exhaust passage; and a second exhaust gas purifying catalyst provided on an exhaust passage downstream of a junction of the first exhaust passage and the second exhaust passage. The control means controls the exhaust valves such that an effect of rich combustion occurs more to the second exhaust gas purifying catalyst than to the first exhaust gas purifying catalyst, when performing rich combustion. By this, the consumption of the exhaust gas in the first exhaust gas purifying catalyst can be suppressed, and the temperature of the second exhaust gas purifying catalyst can be effectively risen. Therefore, the sulfur poisoning recovery and the like can be effectively performed.
    • 内燃机的控制装置适当地控制多个排气阀,以有效地进行排气净化催化剂中的硫中毒回收。 控制装置控制进行稀燃的内燃机。 内燃机的排气系统包括:设置在多个气缸中的第一排气阀和第二排气阀; 与所述第一排气阀连通的第一排气通路; 与第二排气阀连通的第二排气通道; 第一废气净化催化剂,其设置有第一排气通道和第二排气通道中的至少一个; 以及第二排气净化催化剂,其设置在第一排气通路和第二排气通路的接合处下游的排气通路上。 当进行丰富的燃烧时,控制装置控制排气门,使得与第一排气净化催化剂相比,富燃的作用比第二废气净化催化剂更多。 由此,能够抑制第一排气净化催化剂中的排气的消耗,能够有效地提高第二排气净化催化剂的温度。 因此,能够有效地进行硫中毒回收等。
    • 10. 发明申请
    • Engine Control Apparatus
    • 发动机控制装置
    • US20090099753A1
    • 2009-04-16
    • US11990521
    • 2006-08-22
    • Naoya Kaneko
    • Naoya Kaneko
    • F02D41/30
    • F02D41/1475F02D41/1482F02D41/1483F02D41/2445F02D41/2454F02D41/3029F02D41/3094F02D41/345Y02T10/44
    • A control apparatus of an engine that includes an intake passage fuel injector and an in-cylinder fuel injector according to the invention is characterised by further including correcting means for selectively increase-correcting or decrease-correcting a fuel injection quantity to bring an air-fuel ratio close to a predetermined target air-fuel ratio; and switching means for dividing an increase amount or decrease amount of the fuel injection quantity into a distribution ratio that is to be divided between the two fuel injectors, and when executing a correction by the correcting means, making one of the fuel injectors responsible for the larger part of a ratio, making the other fuel injector responsible for the smaller part of the ratio, and switching the fuel injector responsible fore the larger part of the ratio according to the operating state of the engine.
    • 根据本发明的包括进气通道燃料喷射器和缸内燃料喷射器的发动机的控制装置的特征在于还包括校正装置,用于选择性地增加校正或减少校正燃料喷射量以使空气燃料 接近预定目标空燃比; 以及用于将燃料喷射量的增加量或减少量分成在两个燃料喷射器之间要分配的分配比率的切换装置,并且当通过校正装置执行校正时,使一个燃料喷射器负责 较大部分的比例,使另一个燃料喷射器负责比例的较小部分,并根据发动机的运行状态切换燃油喷射器的比例的较大部分。