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    • 1. 发明专利
    • Exhaust purification device
    • 排气净化装置
    • JP2013181452A
    • 2013-09-12
    • JP2012045332
    • 2012-03-01
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Denso Corp株式会社デンソーToyota Motor Corpトヨタ自動車株式会社
    • WAKIMOTO MICHIHIROMORITA KOJIOYAMA NAOHISAHIRAMATSU HIROKINOSAKA SATORUINOUE MIKIOTSUJIMOTO KENICHI
    • F01N3/20B01D53/86B01D53/94F01N3/10F01N3/36
    • PROBLEM TO BE SOLVED: To provide an exhaust purification device that accelerates combustion of a combusting agent and reduces ejection of the combustion agent in an uncombusted state.SOLUTION: A valve control part 33 changes an opening degree of a flow rate control valve 16 and controls a flow rate of exhaust flowing through a bypass path 26. By changing the flow rate of the exhaust flowing through the bypass path 26 using the flow rate control valve 16, the flow rate of the exhaust is changed in an exhaust path 21 having exposed heat generating part 24, and a temperature in the heat generating part 24 is changed. An electric resistance R of the heat generating part 24 or a temperature T in the heat generating part 24 is controlled within a range of a predetermined setting temperature Ta by the change of the opening degree of the flow rate control valve 16. Combustion of combusting agent injected from a combustion agent injection valve 13 is accelerated by contact with a high-temperature heat generating part 24. Accordingly, the temperature of the exhaust and an oxidized catalyst 12 is increased.
    • 要解决的问题:提供一种排气净化装置,其加速燃烧剂的燃烧并减少燃烧剂在未燃烧状态的喷射。解决方案:阀控制部33改变流量控制阀16的开度并控制 流过旁通路径26的排气流量。通过使用流量控制阀16改变流过旁路路径26的排气的流量,排气流量在具有暴露的热量的排气路径21中变化 生成部24,发热部24的温度变化。 通过流量控制阀16的开度的变化,发热部24的电阻R或发热部24的温度T被控制在规定的设定温度Ta的范围内。燃烧剂 从燃烧剂喷射阀13喷射的气体通过与高温发热部24接触而被加速。因此,排气温度和氧化催化剂12增加。
    • 2. 发明专利
    • Exhaust gas heating method
    • 排气加热方法
    • JP2013072381A
    • 2013-04-22
    • JP2011212676
    • 2011-09-28
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Toyota Motor Corpトヨタ自動車株式会社
    • MORITA KOJIYAMADA JUNTSUJIMOTO KENICHI
    • F01N3/20F01N3/025F01N3/36
    • PROBLEM TO BE SOLVED: To further improve a quick rise of an exhaust gas temperature since it is difficult to always highly maintain the combustion ratio of fuel, in a conventional exhaust gas heating system.SOLUTION: This method heats exhaust gas guided to an exhaust emission control device 26 from an engine 10 by heating and igniting the fuel supplied to an exhaust passage 23a by supplying the fuel to the exhaust passage 23a on the upstream side of the exhaust emission control device 26, and includes a step S20 of supplying the fuel to the exhaust passage 23a at a first supply rate, a step S22 of determining an ignition state of the fuel supplied to the exhaust passage 23a, and a step S24 of supplying the fuel to the exhaust passage 23a at a second supply rate higher than the first supply rate based on a determining result in the step S22 of determining the ignition state of the fuel.
    • 要解决的问题:为了进一步改善废气温度的快速上升,因为在常规废气加热系统中难以始终高度保持燃料的燃烧比。 解决方案:该方法通过加热并点燃供给到排气通道23a的燃料,将从燃料排出的排气通过供给排气通道23a的排气通过排气通道23a引导到排气排放控制装置26 排气控制装置26,并且包括以第一供给速度向排气通路23a供给燃料的步骤S20,确定供给到排气通路23a的燃料的点火状态的步骤S22以及供给排气通路23a的燃料的步骤S24, 基于确定燃料的点火状态的步骤S22的确定结果,以比第一供给速率高的第二供给速率向排气通路23a供给燃料。 版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Exhaust heating device for internal combustion engine
    • 用于内燃机的排气加热装置
    • JP2013050046A
    • 2013-03-14
    • JP2011187321
    • 2011-08-30
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Toyota Motor Corpトヨタ自動車株式会社
    • MORITA KOJIYAMADA JUNTSUJIMOTO KENICHI
    • F01N3/20F01N3/025F01N3/24F01N3/36
    • PROBLEM TO BE SOLVED: To solve a problem in a conventional exhaust heating device where fuel is injected toward a receiving plate arranged in an exhaust path and the fuel adhering to a deflection plate may not smoothly evaporate.SOLUTION: The exhaust heating device 25 for heating exhaust guided from an internal combustion engine into an exhaust cleaning device 11 includes: a fuel supply valve 26 for supplying the fuel to the exhaust path 23a at an upstream side from the exhaust cleaning device 11; a fuel receiving plate 27 arranged in the exhaust path 23a opposed to the fuel supply valve 26 and receiving the fuel supplied from the fuel supply valve 26; a receiving plate heating means 28 for heating the fuel receiving plate 27 within the range of predetermined temperature; and ignition means having a heating part 29a for igniting the fuel supplied from the fuel supply valve 26.
    • 解决的问题为了解决传统的排气加热装置中向配置在排气路径中的接收板喷射燃料并且附着在偏转板上的燃料可能不能平滑地蒸发的问题。 解决方案:用于将从内燃机引导到排气清洁装置11的排气加热的排气加热装置25包括:燃料供给阀26,用于将燃料供给到排气清洁装置的上游侧的排气路径23a 11; 燃料接收板27,布置在与燃料供给阀26相对的排气路径23a中,并接收从燃料供给阀26供给的燃料; 用于在预定温度的范围内加热燃料接收板27的接收板加热装置28; 以及具有用于点燃从燃料供给阀26供给的燃料的加热部29a的点火装置。(C)2013,JPO&INPIT
    • 4. 发明专利
    • Control device of internal combustion engine
    • 内燃机控制装置
    • JP2014001691A
    • 2014-01-09
    • JP2012137862
    • 2012-06-19
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Toyota Motor Corpトヨタ自動車株式会社
    • ANDO HIROYAYAOSACHI SEIJIMORITA KOJITSUKAKOSHI TAKAHIRO
    • F02M69/00F02D41/02F02D41/06F02M21/02F02M21/06
    • Y02T10/32
    • PROBLEM TO BE SOLVED: To improve combustibility by promoting evaporation of fuel while restraining injection fuel from being adhered to a wall of an intake passage.SOLUTION: A gas supply mechanism 100 is mounted to an engine 10. The gas supply mechanism 100 comprises a gas injection valve 102, a pressure storage tank 104, a gas supply passage 106, a pressure adjusting mechanism 108, a compressor 112. An ECU 50 dries the gas supply mechanism 100 and injects air toward a fuel adhesion wall section 18B of a suction port 18 from the gas injection valve 102, when fuel is injected during cold start. Thereby, the air injected from the gas injection valve 102 can be made to collide with the fuel adhered to the fuel adhesion wall section 18B, and a phenomenon that the fuel is adhered to the wall can be restrained by such an airflow. Accordingly, evaporation of the adhered fuel can be promoted to improve exhaust air emission.
    • 要解决的问题:通过促进燃料的蒸发来提高燃烧性,同时抑制喷射燃料粘附到进气通道的壁上。解决方案:气体供应机构100安装到发动机10上。气体供应机构100包括气体 喷射阀102,压力储存箱104,气体供给通道106,压力调节机构108,压缩机112.ECC50对气体供给机构100进行干燥,并朝向吸入口18的燃料粘合壁部18B喷射空气 来自气体喷射阀102,当在冷启动期间喷射燃料时。 由此,能够使从气体喷射阀102喷出的空气与附着在燃料粘合壁部18B上的燃料碰撞,并且能够通过这种气流来抑制燃料附着在壁上的现象。 因此,可以促进附着的燃料的蒸发,以改善废气排放。
    • 6. 发明专利
    • Fuel injector and electrical interconnection method of the same
    • 燃油喷射器及其电气互连方法
    • JP2010242573A
    • 2010-10-28
    • JP2009090733
    • 2009-04-03
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • MORITA KOJIMIYAMOTO YUTAKAKONDO ATSUSHIFUJINO TOMOKI
    • F02M51/06F02D45/00F02M65/00
    • F02M57/005F02M51/005F02M61/168F02M2200/24F02M2200/8046F02M2200/8076
    • PROBLEM TO BE SOLVED: To provide a fuel injector in which a terminal of a connector attached to a body is easily electrically connected with a terminal of a fuel pressure sensor, and which has a fuel pressure sensor fastened with screw. SOLUTION: The fuel injector includes: fuel pressure sensors 51, 52 attached to an injector body; a plurality of sensor terminals 54b-54e disposed to the fuel pressure sensor; a plurality of connector terminals 63b-63e for sensors, constituting a connector attached to the body; and a plurality of electric wires 71b-71e electrically connecting both terminals 63b-63e, 54b-54e. The fuel pressure sensor has a screw part 51d rotated together with sensors and screwed with the body. A bobbin 55 (locking member) disposed to surround the fuel pressure sensor locks the electric wires electrically connected with the sensor terminals of the fuel pressure sensor rotated by the screw part 51b and screwed therewith, at an outer peripheral side of the fuel pressure sensor. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种燃料喷射器,其中附接到主体的连接器的端子容易地与燃料压力传感器的端子电连接,并且具有用螺钉紧固的燃料压力传感器。 解决方案:燃料喷射器包括:附接到喷射器主体的燃料压力传感器51,52; 设置在燃料压力传感器上的多个传感器端子54b-54e; 用于传感器的多个连接器端子63b-63e,构成连接到主体上的连接器; 以及电连接两个端子63b-63e,54b-54e的多根电线71b-71e。 燃料压力传感器具有与传感器一起旋转并与主体旋拧的螺纹部51d。 设置在燃料压力传感器周围的线轴55(锁定部件)将与螺旋部51b旋转的燃料压力传感器的传感器端子电连接的电线与燃料压力传感器的外周侧进行锁定。 版权所有(C)2011,JPO&INPIT
    • 8. 发明专利
    • Control device for internal combustion engine
    • 内燃机控制装置
    • JP2006291903A
    • 2006-10-26
    • JP2005115852
    • 2005-04-13
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • DEMURA TAKAYUKIMORITA KOJIHARIMA KENJIMASUDA KATSURANAGATA TETSUJI
    • F02D41/06F02D45/00
    • F02D41/064F02D35/023F02D35/025F02D41/3836F02D2200/0602
    • PROBLEM TO BE SOLVED: To provide a control device for an internal combustion engine for improving startability by uniforming the atomization of injected fuel to stabilize a combustion condition.
      SOLUTION: The control device comprises a fuel pressure sensor 57 for detecting the pressure of fuel to be supplied from a fuel pump 40 to an injector 37, and a cylinder pressure sensor 56 for detecting cylinder pressure (pressure in a combustion chamber), as a combustion chamber temperature detecting means for detecting a temperature in the combustion chamber 18 or a parameter attributable to the temperature. An ECU 50 executes first fuel injection from the injector 37 at starting the engine 10 when the fuel pressure detected by the fuel pressure sensor 57 is preset reference fuel pressure or higher and the cylinder pressure detected by the cylinder pressure sensor 56 is reference cylinder pressure or higher.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于内燃机的控制装置,用于通过使喷射的燃料的雾化均匀化来稳定燃烧条件来提高起动性。 解决方案:控制装置包括用于检测从燃料泵40供给到喷射器37的燃料的压力的燃料压力传感器57以及用于检测气缸压力(燃烧室内的压力)的气缸压力传感器56, 作为燃烧室温度检测装置,用于检测燃烧室18中的温度或归因于温度的参数。 当燃料压力传感器57检测到的燃料压力为预设参考燃料压力或更高时,ECU50在启动发动机10时,从喷射器37执行第一次燃料喷射,并且由气缸压力传感器56检测的气缸压力为基准气缸压力, 更高。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Starting time control device of internal combustion engine
    • 内燃机起动时间控制装置
    • JP2006188972A
    • 2006-07-20
    • JP2005000119
    • 2005-01-04
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • DEMURA TAKAYUKIHARIMA KENJIMORITA KOJIMASUDA KATSURANAGATA TETSUJI
    • F02D41/06F02D43/00F02D45/00
    • PROBLEM TO BE SOLVED: To provide a starting time control device of an internal combustion engine suitable for imparting a superior starting characteristic to the internal combustion engine, in the starting time control device of the internal combustion engine. SOLUTION: After beginning starting of the internal combustion engine, fuel pressure in a delivery pipe is increased by force feed of a high pressure pump (Figure (F)). Fuel injection of a first time is performed in the time t2 after the fuel pressure becomes predetermined pressure A or more. When determining that an initial explosion is not caused in the time t3, an injection quantity, the ignition timing and the injection timing being a parameter on the initial explosion are changed (Figure (I), (K), (J)). A determination of the initial explosion is made by whether or not time et30 required for rotating a crankshaft by 30° is less than a predetermined value B or less (Figure (B)). The fuel injection and ignition of a second time are performed in the time t4 on the basis of the changed parameter. When determining that the initial explosion is caused in the time t5, the parameter is changed in the time t6. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:在内燃机的启动时间控制装置中,提供适合于赋予内燃机优异起动特性的内燃机的启动时间控制装置。 解决方案:内燃机开始启动后,通过高压泵的力进给(图(F)),输送管中的燃料压力增加。 在燃料压力变为预定压力A以上之后的时刻t2进行第一次的燃料喷射。 当确定在时间t3中没有引起初始爆炸时,改变喷射量,点火正时和作为初始爆炸时的参数的喷射定时(图(I),(K),(J))。 通过旋转曲轴30°所需的时间et30是否小于预定值B或更小(图(B))来确定初始爆炸。 基于改变的参数,在时间t4中执行第二次的燃料喷射和点火。 当确定在时间t5中引起初始爆炸时,参数在时间t6中改变。 版权所有(C)2006,JPO&NCIPI