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    • 12. 发明专利
    • Exhaust emission control device
    • 排气排放控制装置
    • JP2004190528A
    • 2004-07-08
    • JP2002357388
    • 2002-12-10
    • Denso CorpToyota Central Res & Dev Lab Inc株式会社デンソー株式会社豊田中央研究所
    • UEDA MATSUEITO YOSHIHIKOARAKAWA MIYAO
    • F01N3/02B01D53/94B01J19/08B03C3/02B03C3/41B03C3/47B03C3/60F01N3/08F01N3/24F01N3/28
    • PROBLEM TO BE SOLVED: To collect a particulate matter PM; and to efficiently and precisely oxidize/reduce nitrogen oxides NOx by catalytic reaction and discharge. SOLUTION: This exhaust emission control device is composed of a high voltage generator 4 for generating high voltage, a discharge electrode 3 connected to the high voltage generator 4 and impressing the high voltage, a honeycomb 7 connected to the discharge electrode, capable of discharging on the inside and discharging and collecting the particulate matter included in exhaust gas flowing on the inside and a conductive layer 9 for covering the outer periphery of the honeycomb 7 and set to grounding and/or constant voltage, and efficiently and precisely purifies NOx, and burns the PM by adding pulse streamer discharge 10 even when purification by a catalyst is difficult by a low temperature. COPYRIGHT: (C)2004,JPO&NCIPI
    • 要解决的问题:收集颗粒物质PM; 并通过催化反应和放电有效且精确地氧化/还原氮氧化物NOx。 解决方案:该废气排放控制装置由用于产生高电压的高电压发生器4,连接到高电压发生器4的放电电极3和施加高电压组成,连接到放电电极的蜂窝7,能够 在内部排出并排出和收集在内部排出的废气中所包含的颗粒物质和用于覆盖蜂窝7的外周的导电层9并设置为接地和/或恒定电压,并且有效且精确地净化NOx 并且即使在低温下难以用催化剂进行纯化时,通过添加脉冲流放电10来燃烧PM。 版权所有(C)2004,JPO&NCIPI
    • 13. 发明专利
    • Exhaust emission control device
    • 排气排放控制装置
    • JP2008180109A
    • 2008-08-07
    • JP2007012820
    • 2007-01-23
    • Denso Corp株式会社デンソー
    • ARAKAWA MIYAO
    • F01N3/08B01D53/86B01D53/94F01N3/24F01N3/28
    • F01N3/0892F01N9/00Y02T10/47
    • PROBLEM TO BE SOLVED: To treat unreacted reducing agent regardless of the temperature of exhaust gas, in an exhaust emission control device 1 purifying exhaust gas constituent by a reducing agent. SOLUTION: This exhaust emission control device 1 is provided with a first catalyst device 3 facilitating a reductive reaction of NOx, a discharge device 4 arranged on the downstream side of the first catalyst device 3. Thereby, when the discharge device 4 carries out discharge, an oxidation activating substance such as O 3 is produced, and unreacted NH 3 is oxidized by the oxidation activating substance. Thereby, an unreacted reducing agent can be treated regardless of the temperature of an exhaust gas. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:在废气排放控制装置1中,通过还原剂净化废气成分,来处理与废气温度无关的未反应的还原剂。 解决方案:该废气排放控制装置1设置有促进NOx的还原反应的第一催化剂装置3,布置在第一催化剂装置3的下游侧的排出装置4.由此,当排出装置4携带 产生放电,产生氧化活化物质如O 3 ,未反应的NH 3 SB 3被氧化活化物质氧化。 因此,无论废气的温度如何,都可以处理未反应的还原剂。 版权所有(C)2008,JPO&INPIT
    • 14. 发明专利
    • Spark plug for internal combustion engine
    • 火花塞用于内燃机
    • JP2007280640A
    • 2007-10-25
    • JP2006102028
    • 2006-04-03
    • Denso Corp株式会社デンソー
    • ARAKAWA MIYAONISHIJIMA YOSHIAKIKUROYANAGI MASATOSHI
    • H01T13/50F02P13/00
    • PROBLEM TO BE SOLVED: To provide a spark plug for an internal combustion engine excellent in ignitability as well as an internal combustion engine.
      SOLUTION: The spark plug for the internal combustion engine is provided with a metal fitting 2 having a fitting screw part 21 at an outer periphery, an insulator 3 retained at a center axis side of the metal fitting 2, a center electrode 4 retained at a center axis side of the insulator 3, a ground electrode 5 fitted to the metal fitting 2 and forming a spark discharge gap G against a tip part 41 of the center electrode 4, and an O
      - ion generating part 6 generating O
      - ion.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种具有优异点燃性的内燃机以及内燃机的火花塞。 解决方案:用于内燃机的火花塞设置有金属配件2,金属配件2在外周具有装配螺纹部21,保持在金属配件2的中心轴侧的绝缘体3,中心电极4 保持在绝缘体3的中心轴侧;接地电极5,其配合到金属配件2上,并且形成火花放电间隙G抵靠中心电极4的前端部分41;以及O 离子产生部分6产生O - 离子。 版权所有(C)2008,JPO&INPIT
    • 15. 发明专利
    • Exhaust gas temperature control device
    • 排气温度控制装置
    • JP2006266108A
    • 2006-10-05
    • JP2005082128
    • 2005-03-22
    • Denso Corp株式会社デンソー
    • ARAKAWA MIYAO
    • F01N3/20B01D53/22B01D71/02F01N3/36
    • PROBLEM TO BE SOLVED: To provide an exhaust gas temperature control device of a simple structure and easy control.
      SOLUTION: This invented exhaust gas temperature control device 1 is provided with an exhaust gas passage 12 connected to an internal combustion engine E1, a main exhaust emission control catalyst 14 purifying exhaust gas G0, an auxiliary exhaust emission control catalyst 16 installed in an upstream of a main exhaust emission control catalyst 14 in the exhaust gas passage 12 and purifying exhaust gas G0, an oxygen enriched air supply means 18 supplying oxygen enriched air AO to the exhaust gas passage 12, and a fuel supply means 20 supplying fuel F into the exhaust gas passage. The oxygen enriched air supply means 18 is provided with an oxygen enriched air passage 24 branching at a section 18a of an intake air passage 22 and merging at an upstream section 18b of the auxiliary exhaust emission control catalyst 16 of the exhaust gas passage 12, a pressurizing means P installed in the oxygen enriched air passage 24 and pressurizing intake air A to make the same pressurized air A, and a component separation means 26 separating gas component of the pressurized air A and making the same oxygen enriched air AO. The component separation means 26 is a honeycomb structure body having zeolite film formed as one body on a base material surface.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种结构简单,易于控制的排气温度控制装置。 解决方案:本发明的废气温度控制装置1设置有连接到内燃机E1的排气通道12,净化废气G0的主排气排放控制催化剂14,安装在 废气通道12中的主排气排放控制催化剂14的上游和净化废气G0,向排气通道12供应富氧空气AO的富氧空气供应装置18和供应燃料F的燃料供应装置20 进入废气通道。 富氧空气供给装置18设置有在吸气通道22的部分18a处分支并在排气通道12的辅助废气排放控制催化剂16的上游部分18b处合流的富氧空气通道24, 加压装置P安装在富氧空气通道24中并对吸入空气A加压以制造相同的加压空气A;以及部件分离装置26,分离加压空气A的气体成分并制成相同的富氧空气AO。 部件分离装置26是具有在基材表面上形成为一体的沸石膜的蜂窝结构体。 版权所有(C)2007,JPO&INPIT
    • 16. 发明专利
    • Fuel supply device
    • 燃油供应装置
    • JP2006183572A
    • 2006-07-13
    • JP2004378271
    • 2004-12-27
    • Denso CorpNational Institute Of Advanced Industrial & Technology株式会社デンソー独立行政法人産業技術総合研究所
    • ARAKAWA MIYAO
    • F02M57/02F02D19/08F02M33/00
    • PROBLEM TO BE SOLVED: To provide a fuel supply device capable of executing appropriate fuel injection in response to an operating condition of an internal combustion engine in a direct-injection type internal combustion engine.
      SOLUTION: A fuel array means 18 comprises a fuel array apparatus 30 of a cylinder with sealed top and bottom and a plurality of flow passages having opening/closing valves communicating with the fuel array apparatus 30. In the top of the fuel array apparatus 30, a flow passage 32 for fuel to be used which is connected to a fuel pump 14 is opened. A specific component flow passage 34 and a separated residual content flow passage 36 connected to a fuel content separator 16 face a side of the fuel array apparatus 30. An array fuel passage 38 connected to an injector 20 communicates to the bottom of the apparatus 30. Control valves 31, 33, 35 (hereafter also called opening/closing valves) such as a solenoid valve are respectively arranged in the flow passage 32 for fuel to be used, the specific component flow passage 34 and the separated residual component flow passage 36, and opened/closed through an opening/closing valve drive circuit 15 by a command of the ECU 13.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够响应于直喷式内燃机中的内燃机的运转状态而执行适当的燃料喷射的燃料供给装置。 解决方案:燃料阵列装置18包括具有密封的顶部和底部的气缸的燃料阵列装置30和具有与燃料阵列装置30连通的打开/关闭阀的多个流动通道。在燃料阵列的顶部 设备30打开与燃料泵14连接的用于燃料的流动通道32。 连接到燃料分配器16的特定部件流动通道34和分离的剩余内容物流动通道36面向燃料阵列装置30的一侧。连接到喷射器20的阵列燃料通道38连通到装置30的底部。 控制阀31,33,35(以下也称为打开/关闭阀)分别设置在用于燃料的流动通道32中,特定部件流动通道34和分离的残余部件流动通道36, 并通过ECU 13的指令通过开闭阀驱动电路15打开/关闭。版权所有(C)2006,JPO&NCIPI
    • 17. 发明专利
    • Exhaust emission control device
    • 排气排放控制装置
    • JP2006112383A
    • 2006-04-27
    • JP2004302748
    • 2004-10-18
    • Denso Corp株式会社デンソー
    • ARAKAWA MIYAO
    • F01N3/02B01D51/02B03C3/68F02D45/00
    • PROBLEM TO BE SOLVED: To surely coagulate and collect an exhaust particulate (PM), by generating efficient corona discharge, in an exhaust particulate (PM) purifying device using the corona discharge. SOLUTION: This exhaust emission control device has a discharge electrode 3, a conductive net 2 and a high voltage power source 4; and is characterized in that a temperature sensor 5 for detecting the exhaust gas temperature is arranged in a housing 1, and a voltmeter 6 and an ammeter 7 are arranged between the discharge electrode 3 and the high voltage power source 4, and an electronic control unit ECU is arranged for performing ON/OFF control of a switch of the high voltage source 4 and control of an impression voltage value or an arc discharge generation predicting voltage value on the basis of data from the temperature sensor 5 and the ammeter 7 and data on an engine speed and a fuel injection quantity from an internal combustion engine system. Thus, the efficient corona discharge can be generated in response to a temperature change in exhaust gas. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过使用电晕放电的排气微粒(PM)净化装置,通过产生有效的电晕放电,可靠地凝结和收集废气颗粒(PM)。 解决方案:该废气排放控制装置具有放电电极3,导电网2和高压电源4; 其特征在于,在壳体1内配置有用于检测废气温度的温度传感器5,在放电电极3和高压电源4之间配置有电压表6和电流表7,电子控制单元 ECU被配置为基于来自温度传感器5和电流表7的数据来执行高电压源4的开关的ON / OFF控制和压缩电压值或电弧放电产生预测电压值的控制,以及数据 来自内燃机系统的发动机转速和燃料喷射量。 因此,可以响应于排气中的温度变化而产生有效的电晕放电。 版权所有(C)2006,JPO&NCIPI
    • 18. 发明专利
    • Ignition device for internal combustion engine
    • 用于内燃机的点火装置
    • JP2006070830A
    • 2006-03-16
    • JP2004256461
    • 2004-09-03
    • Denso Corp株式会社デンソー
    • ARAKAWA MIYAO
    • F02M27/04F02B23/08F02P3/01F02P13/00F02P15/10
    • Y02T10/125
    • PROBLEM TO BE SOLVED: To provide an ignition device for an internal combustion engine improving combustion speed by generating electric discharge in a combustion chamber of the engine and promoting combustion. SOLUTION: This device is provided with a pulse superposition ignition power source 10 creating pulse voltage for generating pulse streamer in a combustion chamber 110 and outputting the pulse voltage as first pulse, a center electrode including one end part 21a having the first pulse input and another end part 21b generating pulse streamer between wall surfaces constricting the combustion chamber 110, and an ignition electrode 20 fixed on the engine 100 to expose another end part 21b of the center electrode in the combustion chamber 110. The first pulse is applied to anther end part 21b of the center electrode to reform air fuel mixture in a vicinity of another end part 21b and create hydrogen H 2 , and the hydrogen H 2 is formed as the pulse streamer between another end part 21b and the wall surface of the combustion chamber 110. Then air fuel mixture is burned. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种通过在发动机的燃烧室中产生放电并促进燃烧来提高燃烧速度的内燃机的点火装置。 解决方案:该装置设置有脉冲叠加点火电源10,产生用于在燃烧室110中产生脉冲串流器的脉冲电压并输出脉冲电压作为第一脉冲,中心电极包括具有第一脉冲的一个端部21a 输入端和另一端部21b,其在收缩燃烧室110的壁面和固定在发动机100上的点火电极20之间产生脉冲拖缆,以暴露燃烧室110中的中心电极的另一端部21b。将第一脉冲施加到 中心电极的花药端部21b,用于在另一端部21b附近改变空气燃料混合物,并产生氢H 2 ,形成氢H 2 另一端部21b与燃烧室110的壁面之间的脉冲拖缆。然后空气燃料混合物被燃烧。 版权所有(C)2006,JPO&NCIPI