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    • 1. 发明专利
    • Fast idle control device for vehicle engine
    • 用于汽车发动机的快速空置控制装置
    • JP2009264201A
    • 2009-11-12
    • JP2008113112
    • 2008-04-23
    • Honda Motor Co Ltd本田技研工業株式会社
    • TAKANO YUKINISHIZAWA KENICHIAKAMATSU SHUNJITANAKA HIROSHISHIMADA NOBUHIROONISHI KENTA
    • F02D43/00F02D9/02F02D41/06F02P5/15
    • PROBLEM TO BE SOLVED: To rapidly and accurately detect completion of warming-up even in an environment where an engine temperature is difficult to rise up, and to avoid useless elongation of fast idling control in a fast idlie control device for a vehicle engine wherein warming-up of the engine is performed by opening an auxiliary air valve disposed in an auxiliary intake passage bypassing a throttle valve, ignition timing is retarded in order to prevent blowing up, and thereby an engine speed conforms to a target idle speed.
      SOLUTION: A retarded amount detection means 37 determines whether a total retarded amount from base ignition timing in retard control by an ignition timing control means 36 reaches a prescribed value or not, and outputs an end signal for ending fast idle control when it is determined that the total retarded amount reaches the prescribed value, and an auxiliary air valve control means 35 fully closes the auxiliary air valve 25 in accordance with end signal output from the retarded amount detection means 37.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:即使在发动机温度难以上升的环境中也能够迅速且准确地检测到预热的结束,并且在车辆的快速识别控制装置中避免快速空转控制的无法伸长 发动机,通过打开配置在旁通节流阀的辅助进气通道中的辅助空气阀来进行发动机的预热,为了防止发生点火正时,发动机转速符合目标怠速。 解决方案:延迟量检测装置37确定点火正时控制装置36的延迟控制中的基准点火正时的总延迟量是否达到规定值,并输出结束快速怠速控制的结束信号 确定总延迟量达到规定值,并且辅助空气阀控制装置35根据从延迟量检测装置37输出的结束信号完全关闭辅助空气阀25. 版权所有(C)2010 ,JPO&INPIT
    • 2. 发明专利
    • Fuel injection device for internal combustion engine
    • 用于内燃机的燃油喷射装置
    • JP2009180195A
    • 2009-08-13
    • JP2008021849
    • 2008-01-31
    • Honda Motor Co Ltd本田技研工業株式会社
    • TAKANO YUKINISHIZAWA KENICHIAKAMATSU SHUNJITANAKA HIROSHISHIMADA NOBUHIROONISHI KENTA
    • F02D41/14F02D41/04F02D45/00
    • Y02T10/47
    • PROBLEM TO BE SOLVED: To distinguish a change of a correction quantity of a fuel injection quantity in an internal combustion engine at each factor.
      SOLUTION: A first leaning correction coefficient and a second learning correction coefficient are read out and reflected to the KBUR and KALT of feedback correction coefficients used for the feedback control of fuel injection. A base fuel injection quantity is determined with referring to a map 40. The feedback correction coefficient is corrected at a prescribed cycle based on an O
      2 concentration. The base fuel injection quantity is multiplied by the feedback correction coefficient to determine a final fuel injection quantity so as to approach an ideal air-fuel ratio. When a change quantity of KBUK is smaller than ±5% and a difference between KBUK and KBUK
      OLD which are past data exceeds ±3% at prescribed timing, KBUK is recorded as the first learning correction coefficient (step S8). When the change quantity of KBUK is larger than ±5% and a change quantity of KBUK exceeds ±3%, KBUK is recorded as the second learning correction coefficient (step S12).
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:以每个因素来区分内燃机中的燃料喷射量的校正量的变化。 解决方案:第一倾斜校正系数和第二学习校正系数被读出并反映到用于燃料喷射反馈控制的反馈校正系数的KBUR和KALT。 基准燃料喷射量参照地图40来确定。基于O 2 浓度,反馈校正系数以规定的周期进行校正。 基础燃料喷射量乘以反馈校正系数以确定最终燃料喷射量以接近理想的空燃比。 当规定的定时,当KBUK的变化量小于±5%且KBUK与KBUK OLD 之间的差异超过±3%时,KBUK被记录为第一学习校正系数(步骤 S8)。 当KBUK的变化量大于±5%且KBUK的变化量超过±3%时,记录KBUK作为第二学习校正系数(步骤S12)。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Fuel injection device of vehicle engine
    • 燃油喷射装置的车辆发动机
    • JP2010084656A
    • 2010-04-15
    • JP2008255267
    • 2008-09-30
    • Honda Motor Co Ltd本田技研工業株式会社
    • SEKITA KENTAROSHIMADA NOBUHIROYAMAZAKI MANABUMURAKAMI KATSUNORITANAKA HIROSHINAGATSUYU TOSHIYA
    • F02D41/10F02D41/34F02D45/00
    • PROBLEM TO BE SOLVED: To prevent over-rich from occurring by prohibiting the additional injection of fuel according to a request for acceleration immediately before the closing of an intake valve.
      SOLUTION: An ECU 9 includes an engine rotational speed detection part 11, a throttle opening detection part 10, and a basic injection amount calculation part 12 for calculating a basic fuel injection amount according to at least an engine rotational speed NE and a throttle opening TH. An acceleration request determination part 14 determines whether a request for acceleration from a vehicle is present or not according to a change in the throttle opening. When the request for acceleration is detected, an asynchronous injection amount calculation part 13 calculates an additional injection amount separately from a fuel injection in an amount of basic fuel injection. The additional fuel injection is allowed only in an asynchronous injection allowable interval with a predetermined length from the start of a valve opening among the open intervals of the intake valve 31 of an engine 1.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了防止在紧靠关闭进气阀之前根据加速要求禁止额外喷射燃料而发生过度燃油。 解决方案:ECU9包括发动机转速检测部11,节气门开度检测部10和基本喷射量计算部12,用于根据至少发动机转速NE和 节气门开度TH。 加速请求判定部14根据节气门开度的变化来判定是否存在来自车辆的加速请求。 当检测到加速请求时,异步喷射量计算部13与基本燃料喷射量的燃料喷射分开地计算附加喷射量。 只有在发动机1的进气门31的打开间隔之内的从开阀开始开始的预定长度的异步喷射允许间隔中允许额外的燃料喷射。(C)2010,JPO&INPIT
    • 6. 发明专利
    • Fuel injection device of internal combustion engine
    • 内燃机燃油喷射装置
    • JP2009203973A
    • 2009-09-10
    • JP2008141991
    • 2008-05-30
    • Honda Motor Co Ltd本田技研工業株式会社
    • TAKANO YUKINISHIZAWA KENICHIAKAMATSU SHUNJITANAKA HIROSHISHIMADA NOBUHIROONISHI KENTA
    • F02D41/14F02D41/04F02D45/00
    • PROBLEM TO BE SOLVED: To provide a fuel injection device of an internal combustion engine capable of highly accurately updating a correction factor of an area high in use frequency, by dividing an operation state of an engine into a plurality of areas.
      SOLUTION: A basic fuel injection quantity is determined based on an engine speed Ne and throttle opening Th by referring to a first map 40. A correction variable KBUK corresponding to a present area is read in. A variable KO2 is determined as a feedback correction quantity by the O
      2 concentration of an exhaust system so as to approach a predetermined air-fuel ratio. Fuel is injected by determining the final fuel injection quantity by making a correction by the KBUK and the KO2 to the basic fuel injection quantity. A variation quantity to a reference value of the KO2 is transferred to the KBUK at a predetermined rate in a predetermined period, and the KBUK is stored in a nonvolatile storage part. First to tenth areas 70a to 70g are small in an area width in the axial direction of the throttle opening as the throttle opening Th becomes small in the same place Ne1 in the engine speed Ne.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过将发动机的运行状态除以多个区域,提供能够高精度地更新使用频率高的区域的校正系数的内燃机的燃料喷射装置。 解决方案:基于发动机转速Ne和节气门开度Th,通过参照第一映射40来确定基本燃料喷射量。对应于当前区域的校正变量KBUK被读入。变量KO2被确定为 排气系统的O 2 浓度的反馈校正量以接近预定的空燃比。 通过KBUK和KO2对基本燃料喷射量进行校正来确定最终燃料喷射量来喷射燃料。 在预定时间段内以KO2的参考值的变化量被传送到KBUK,KBUK被存储在非易失性存储部分中。 第一至第十区域70a至70g在节气门开度的轴向上的面积宽度小,因为节气门开度Th在发动机转速Ne中的相同位置Ne1变小。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Warming-up control device of air-cooled engine
    • 空气冷却发动机的加热控制装置
    • JP2006257929A
    • 2006-09-28
    • JP2005074711
    • 2005-03-16
    • Honda Motor Co Ltd本田技研工業株式会社
    • SUZUKI SHOSUKESHIMADA NOBUHIRO
    • F02D35/00F02D41/04
    • PROBLEM TO BE SOLVED: To precisely control both a fuel supply quantity and an idle air quantity in a warming-up state, in a warming-up control device of an air-cooled engine for controlling the warming-up state of the air-cooled engine having a crankcase and a cylinder part having a cylinder bore, forming a combustion chamber and joined to the crankcase.
      SOLUTION: A first temperature sensor S1 for detecting the engine temperature for controlling the fuel supply quantity, is installed in the cylinder part 39. A second temperature sensor S2 for detecting the engine temperature for controlling the idle air quantity, is installed in the crankcase 35.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了精确地控制预热状态下的燃料供应量和怠速空气量,在用于控制预热状态的空气冷却发动机的预热控制装置中 具有曲轴箱的气冷发动机和具有气缸孔的气缸部分,形成燃烧室并与曲轴箱连接。 解决方案:用于检测用于控制燃料供给量的发动机温度的第一温度传感器S1安装在气缸部分39中。用于检测用于控制怠速空气量的发动机温度的第二温度传感器S2安装在 曲轴箱35.版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Mounting structure of exhaust gas sensor of motorcycle
    • 电动汽车排气传感器安装结构
    • JP2014058975A
    • 2014-04-03
    • JP2013233128
    • 2013-11-11
    • Honda Motor Co Ltd本田技研工業株式会社
    • IMOTO YUTAKAYAMAZAKI KAYOKOUTSUGI KATSUHIROSHIMADA NOBUHIRO
    • F02D35/00G01M15/10
    • Y02T10/47
    • PROBLEM TO BE SOLVED: To rationalize an arrangement of an exhaust gas sensor while achieving an early activation of the exhaust gas sensor when an internal combustion engine of a motorcycle starts.SOLUTION: In a mounting structure of an exhaust gas sensor of a motorcycle, in which an exhaust gas sensor 62 is mounted by a mounting hole 63 to an inner wall of an exhaust port 40 in a cylinder head 31 of an internal combustion engine 2, an exhaust gas collection groove 64 is provided along the direction of an exhaust gas flow between an exhaust opening 43 which is an upper stream side inlet of the exhaust port 40 and an exhaust pipe fitting part 74 which is an outlet of the exhaust port, and a tip part of the exhaust gas sensor 62 is positioned in the rear part of the gas flow direction. The exhaust gas sensor 62 is arranged in a position where an axis line S is offset with respect to a passage center line E of the exhaust port 40.
    • 要解决的问题:为了使排气传感器的布置合理化,同时在摩托车内燃机启动时实现废气传感器的早期启动。解决方案:在摩托车的排气传感器的安装结构中, 排气传感器62通过安装孔63安装到内燃机2的气缸盖31中的排气口40的内壁,排气收集槽64沿排气流的方向 在作为排气口40的上游侧入口的排气口43和作为排气口的出口的排气配管部74之间,排气传感器62的前端部位于 气流方向。 排气传感器62配置在轴线S相对于排气口40的通道中心线E偏移的位置。
    • 9. 发明专利
    • Fuel injection system for vehicle internal combustion engine
    • 汽车内燃机燃油喷射系统
    • JP2012013057A
    • 2012-01-19
    • JP2010153163
    • 2010-07-05
    • Honda Motor Co Ltd本田技研工業株式会社
    • ONISHI KENTATAKANO YUKISHIMADA NOBUHIRONAGATSUYU TOSHIYATANAKA HIROSHI
    • F02D41/06F02D9/02F02D11/10
    • PROBLEM TO BE SOLVED: To provide a fuel injection system of a vehicle internal combustion engine configured to determine a basic fuel injection amount to attain a target air-fuel ratio based on the throttle opening, and to control fuel injection so as to attain a fuel injection amount obtained by correcting the basic fuel injection amount with a learning value obtained according to a detection value of an oxygen sensor, while attaining a proper air-fuel ratio even when the amount of intake air is increased by opening a bypass valve for controlling the amount of intake air circulating through a bypass passage bypassing a throttle valve.SOLUTION: A control unit corrects the injection amount using a first learning value influenced by the throttle opening for an intake air circulating in an intake air passage through the throttle value, and corrects the injection amount using a second learning value irrelevant to the throttle opening for an intake air circulating in the bypass passage.
    • 要解决的问题:提供一种车辆内燃机的燃料喷射系统,其构造成基于节气门开度来确定基本燃料喷射量以达到目标空燃比,并且控制燃料喷射,以便 通过利用通过氧传感器的检测值获得的学习值来校正基本燃料喷射量而获得的燃料喷射量,同时即使当通过打开旁通阀来增加进气量时,获得适当的空燃比 用于控制通过绕过节流阀的旁通通路循环的进气量。 解决方案:控制单元使用受到节气门开度影响的第一学习值,通过节流阀在进气通道中循环的吸入空气来校正喷射量,并且使用与第一学习值无关的第二学习值来校正喷射量 用于在旁路通路中循环的进气的节气门开度。 版权所有(C)2012,JPO&INPIT