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    • 5. 发明专利
    • Purifying device for internal combustion engine
    • 内燃机的净化装置
    • JP2006242032A
    • 2006-09-14
    • JP2005056207
    • 2005-03-01
    • 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
    • MASUDA MAKOTOMIZOBUCHI TAKASHIYAMAMOTO NORIONISHIJIMA YOSHIAKISAITO KIMITAKA
    • F02P23/04F02D43/00F02D45/00
    • PROBLEM TO BE SOLVED: To provide a purifying device for an internal combustion engine capable of suppressing accumulation and storage of carbon-based compounds such as unburnt fuel and deposit sticking to a piston which partitions a combustion chamber of the internal combustion engine.
      SOLUTION: The purifying device for the internal combustion engine is provided with a laser beam irradiation device 2 irradiating an injection hole of a cylinder fuel injection valve 15 with laser beams. The irradiation intensity and irradiation timing of laser beams irradiated by the laser beam irradiation device 2 are controlled based on the injection quantity and injection timing of fuel. For instance, irradiation of laser beams is started when a nozzle needle 15b of the cylinder fuel injection valve 15 is in a fully lifted state, and irradiation of laser beams is terminated when the cylinder fuel injection valve 15 completely terminates the injection supply of fuel.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决问题的方案:提供一种内燃机的净化装置,其能够抑制诸如未燃燃料等碳类化合物的堆积和沉积物粘附在分隔内燃机的燃烧室的活塞上。 解决方案:内燃机的净化装置设置有激光束照射装置2,其用激光束照射气缸燃料喷射阀15的喷射孔。 基于燃料的喷射量和喷射正时来控制由激光束照射装置2照射的激光束的照射强度和照射定时。 例如,当气缸燃料喷射阀15的喷嘴针15b处于完全提升状态时,激光束的照射开始,并且当气缸燃料喷射阀15完全终止燃料的喷射供给时,激光束的照射终止。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Internal combustion engine controller
    • 内燃机控制器
    • JP2006220130A
    • 2006-08-24
    • JP2005036705
    • 2005-02-14
    • 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
    • YAMAMOTO NORIOTANI TAISHINMIZOBUCHI TAKASHIKANEHARA KENJIYORITA HIROSHI
    • F02P23/04F02B37/00F02D41/04F02D41/34F02D43/00F02M45/02F02P5/15
    • Y02T10/144
    • PROBLEM TO BE SOLVED: To provide an internal combustion engine controller having a supercharger for supercharging intake pressure into an exhaust system of an internal combustion engine and capable of improving responsiveness of the supercharging machine effectively. SOLUTION: This internal combustion engine controller is used in the internal combustion engine 100 provided with exhaust passages 102e, 119 for exhausting combustion gas from a combustion chamber 106 and the supercharging machine 300 provided in the exhaust passages 102e, 119 and having a turbine 300a to ignite combustible air-fuel mixture flowing into the combustion chamber 106, exhaust combustion gas from the exhaust passages, and supercharge intake pressure into the combustion chamber by the supercharging machine by utilizing pressure of combustion gas. This controller is provided with a laser irradiation means for emitting laser light for igniting an object to be ignited in the combustion chamber and a determining means for determining whether load output demanded for the internal combustion engine exceeds predetermined load or not. When it is determined that load output exceeds predetermined load by the determining means, the laser irradiation means ignites combustible air-fuel mixture and leads combustion gas into the turbine. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种具有增压器的内燃机控制器,该增压器用于将进气压力增加到内燃机的排气系统中,并且能够有效地提高增压机的响应性。 解决方案:该内燃机控制器用于设置有用于从燃烧室106排出燃烧气体的排气通道102e,119和设置在排气通道102e,119中的增压机300的内燃机100,并且具有 涡轮机300a点燃流入燃烧室106的可燃空气燃料混合物,从排气通道排出燃烧气体,并通过利用燃烧气体的压力通过增压机将进气压力增压到燃烧室。 该控制器设置有激光照射装置,用于发射用于点燃在燃烧室中点燃的物体的激光;以及确定装置,用于确定对内燃机所需的负载输出是否超过预定负载。 当通过确定装置确定负载输出超过预定负载时,激光照射装置点燃可燃空气 - 燃料混合物并将燃烧气体引入涡轮机。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Laser ignition device
    • 激光点火装置
    • JP2006144618A
    • 2006-06-08
    • JP2004334255
    • 2004-11-18
    • 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
    • KANEHARA KENJIMIZOBUCHI TAKASHIYOSHINAGA TORU
    • F02P23/04
    • PROBLEM TO BE SOLVED: To provide a laser ignition device dispensing with highly accurate positioning of respective component elements and allowing stable combustion by arbitrarily changing positions of a plurality of ignition sources, and to provide the laser ignition device reducing a number of parts.
      SOLUTION: The laser ignition device comprises a laser unit 10 emitting a laser beam, a lens 40 separating the laser beam incident from the laser unit 10 into a plurality of beams and respectively focusing them, and a housing 20 provided with the lens 40, adapted to guide focal points of the laser beams separated by the lens 40 to the combustion chamber of an engine and having a pipe 30, actuators 23 and pins 60 for moving the focal points of the laser beams to arbitral places in the combustion chamber.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种激光点火装置,其分配各个部件的高精度定位并允许通过任意改变多个点火源的位置来进行稳定的燃烧,并且提供激光点火装置减少多个部件 。 解决方案:激光点火装置包括发射激光束的激光单元10,将从激光单元10入射的激光束分成多个光束并分别聚焦的透镜40以及设置有透镜的壳体20 40,适于将由透镜40分离的激光束的焦点引导到发动机的燃烧室并具有管30,用于将激光束的焦点移动到燃烧室中的仲裁位置的致动器23和销60 。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Laser ignition device
    • 激光点火装置
    • JP2006063829A
    • 2006-03-09
    • JP2004244979
    • 2004-08-25
    • 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
    • MIZOBUCHI TAKASHITANI TAISHINSAITO KIMITAKAYAMAMOTO NORIOKANEHARA KENJIYORITA HIROSHI
    • F02P23/04F02D45/00F02P15/12
    • PROBLEM TO BE SOLVED: To provide a laser ignition device capable of improving overall thermal efficiency of an engine.
      SOLUTION: First, in a throttle sensor, engine load is calculated (S200). Specifically, a signal of the throttle sensor is output to an engine ECU to make an opening/closing level of the throttle sensor engine load. Then, the engine ECU determines whether or not the opening/closing level of the throttle sensor detected by the throttle sensor is high, or whether or not the engine load is high load (S210). When the engine load is not high load, ignition frequency is not changed to suppress energy necessary for ignition and improve fuel economy. On the other hand, when the engine load is high, first and second lasers are emitted to increase ignition frequency inside a combustion chamber and flaming speed is improved (S220).
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够提高发动机的整体热效率的激光点火装置。 解决方案:首先,在节气门传感器中,计算发动机负荷(S200)。 具体地说,将节气门传感器的信号输出到发动机ECU,使节气门传感器发动机负荷的开闭水平。 然后,发动机ECU判断由油门传感器检测出的节气门传感器的开闭水位是否高,或者发动机负荷是否高负荷(S210)。 当发动机负荷不高时,点火频率不变,以抑制点火所需的能量,提高燃油经济性。 另一方面,当发动机负载高时,发射第一和第二激光器以增加燃烧室内的点火频率并改善燃烧速度(S220)。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Exhaust emission control device of internal combustion engine
    • 内燃机排气控制装置
    • JP2006132486A
    • 2006-05-25
    • JP2004324526
    • 2004-11-09
    • 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
    • YAMAMOTO NORIOTANI TAISHINMIZOBUCHI TAKASHIKANEHARA KENJI
    • F01N3/24B01D53/94F01N3/20
    • PROBLEM TO BE SOLVED: To provide an exhaust emission control device of an internal combustion engine including a means to irradiate a catalyst carrier with a laser beam to heat it, which can prevent the melt loss of the catalyst carrier while shortening a period of time of heating the catalyst carrier using the intense laser beam. SOLUTION: The exhaust emission control device is provided with an irradiation section 22 which irradiates the laser beam L at an up-stream side end face 21a of the catalyst carrier 21 so as to heat the same, and a laser beam oscillation section 24. During the heating by the laser beam, the surface irradiation of the upstream-side end face 21a of the catalyst carrier 21 is carried out by the laser beam L. The laser beam L is once concentrated at a position before the upstream-side end face 21a of the catalyst carrier 21, prior to being spread. The laser beam L in the spread state is made to irradiate the end face 21a. COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:提供一种内燃机的废气排放控制装置,其包括用激光束照射催化剂载体以加热催化剂载体的装置,这可以防止催化剂载体的熔体损失,同时缩短期间 的使用强激光束加热催化剂载体的时间。 解决方案:废气排放控制装置设置有照射部分22,照射部分22在催化剂载体21的上游侧端面21a上照射激光束L,以便对其进行加热,并且激光束振荡部分 在激光束的加热过程中,催化剂载体21的上游侧端面21a的表面照射由激光束L进行。激光束L一旦集中在上游侧的位置 催化剂载体21的端面21a在扩散之前。 使展开状态的激光束L照射端面21a。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Laser ignition device for internal combustion engine
    • 用于内燃机的激光点火装置
    • JP2006112355A
    • 2006-04-27
    • JP2004301978
    • 2004-10-15
    • 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
    • MIZOBUCHI TAKASHIYAMAMOTO NORIOTANI TAISHINSAITO KIMITAKAKANEHARA KENJI
    • F02P23/04F02B23/08F02B23/10
    • Y02T10/125
    • PROBLEM TO BE SOLVED: To provide a laser ignition device for an internal combustion engine in which a focusing position of an ignition laser-beam can be adjusted so as to positively ignite the air-fuel mixture.
      SOLUTION: Data on ignition-timing just before the ignition are input based on engine conditions and an ignition-control unit 21. An optimum position for focusing the ignition laser-beam is decided on the basis of the data and a prestored optimum focusing-position map. On the map of the optimum focusing-position, an optimum focusing-position is stored, which is decided on the basis of a concentration distribution of the air-fuel mixture in the combustion chamber corresponding to the engine data, etc. A driving element 13 is driven so that an actual focus position agrees with the decided optimum position of the focusing position of the ignition laser-beam.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种内燃机的激光点火装置,其中可以调节点火激光束的聚焦位置,以便积极地点燃空气 - 燃料混合物。 解决方案:根据发动机状态和点火控制单元21输入点火正时之前的点火正时数据。点火激光束聚焦的最佳位置是根据数据和预先存储的最佳值决定的 聚焦位置图。 在最佳聚焦位置的地图上,存储基于与发动机数据对应的燃烧室中的空气燃料混合物的浓度分布来确定最佳聚焦位置。驱动元件13 被驱动使得实际聚焦位置与点火激光束的聚焦位置的所确定的最佳位置一致。 版权所有(C)2006,JPO&NCIPI