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公开(公告)号：JP2006144674A
公开(公告)日：2006-06-08
申请号：JP2004336437
申请日：2004-11-19
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO
Abstract: PROBLEM TO BE SOLVED: To enable to supply fuel from a fuel pump to a fuel injection device at low pressure and miniaturize the fuel pump and reduce quantity of deposit generation by applying high voltage to vaporize fuel and increase combustion pressure. SOLUTION: A fuel injection device 30 is mounted on an internal combustion engine and includes a fuel flow-in part 50 at one end, an injection part 31 at another end and a drive part 41 at a middle part in an axial direction. A fuel reservoir 53 storing fuel is formed in the fuel flow-in part or the valve drive part and an electrode 52 applying high voltage to fuel in the fuel reservoir is attached. Temperature of part of fuel is raised and vaporized by electrical discharge, volume of fuel in the fuel reservoir increases and pressure rises. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract translation: 要解决的问题：为了能够将来自燃料泵的燃料以低压供给到燃料喷射装置，并且通过施加高电压使燃料蒸发和增加燃烧压力来使燃料泵小型化并且减少沉积物的产生量。 解决方案：燃料喷射装置30安装在内燃机上，其一端包括燃料流入部分50，另一端包括喷射部分31，在轴向中间部分包括驱动部分41 。 在燃料流入部分或阀驱动部分中形成有储存燃料的燃料储存器53，并且附着在油箱中对燃料施加高电压的电极52。 部分燃料的温度通过放电而升高并蒸发，燃料容器内的燃料量增加并且压力上升。 版权所有（C）2006，JPO＆NCIPI
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公开(公告)号：JP2006112268A
公开(公告)日：2006-04-27
申请号：JP2004298762
申请日：2004-10-13
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO
Abstract: PROBLEM TO BE SOLVED: To efficiently coagulate by simply constituting an exhaust particulate purifying device using corona discharge. SOLUTION: A discharge electrode 4 is arranged in a cone part 3 of a housing 1 of a DPF or a honeycomb device continuously connected to an internal combustion engine via an exhaust pipe. The discharge electrode 4 is constituted so that a distance R between a discharge tip part 6a and a cone part inner wall just near in the radial direction and a distance L between the discharge tip part 6a and a honeycomb 2 upstream side end part, satisfy a condition of L≥R by arranging a discharge part 6 arranged in the center in the radial direction of a cross section of the cone part 3 on the opposite side of a honeycomb 2 to a discharge part installing member 5. Thus, while the device can be made compact; reduction in an electrification quantity up to reaching the honeycomb 2 can be minimized; an exhaust particulate can be efficiently coagulated with a simple constitution; and this practical exhaust emission control device is easily mountable on a car, can be realized for the internal combustion engine. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract translation: 要解决的问题：通过简单地构成使用电晕放电的排气微粒净化装置来有效地凝结。 解决方案：放电电极4布置在DPF的壳体1的锥形部分3中，或者通过排气管连续连接到内燃机的蜂窝装置。 放电电极4的构成为，放电尖端部6a与径向附近的圆锥部内壁之间的距离R以及放电前端部6a与蜂窝2的上游侧端部之间的距离L满足 通过将布置在蜂窝2的相对侧上的锥形部分3的横截面的径向中心的排出部6布置在排出部件安装构件5上，从而使L≥R的状态。因此，当装置可以 紧凑; 降低到达蜂窝2的通电量可以最小化; 废气颗粒可以以简单的结构有效地凝结; 并且该实用的废气排放控制装置易于安装在汽车上，可以实现用于内燃机。 版权所有（C）2006，JPO＆NCIPI
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公开(公告)号：JP2006105078A
公开(公告)日：2006-04-20
申请号：JP2004295608
申请日：2004-10-08
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust emission control device for cleaning an insulator of a flocculator, without specially adding energy. SOLUTION: This exhaust emission control device has a discharge electrode 12 having a discharge part 12d arranged inside an exhaust passage, generating corona discharge between the part and an inner wall of the exhaust passage and electrifying and flocculating an exhaust particulate in exhaust gas by the corona discharge and an insulator part 12b for surrounding and insulating the outer periphery of a conductive part except for the discharge part; and has a particulate filter 2 or a catalyst device 20 in an upstream position of an exhaust gas flow of the discharge electrode for raising the temperature of the exhaust gas by heating by this purifying action, by purifying a component in the exhaust gas including the exhaust particulate by complementary combustion or the catalyst action; and is constituted so that the discharge electrode 12 is arranged in a position for burning and removing the exhaust particulate sticking to the insulator part 12b by the exhaust gas raised in the temperature by heating in the purifying action by the particulate filter or the catalyst device. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract translation: 要解决的问题：提供一种用于清洁絮凝器的绝缘体的废气排放控制装置，而不需要特别地添加能量。 解决方案：该废气排放控制装置具有放电电极12，放电电极12具有布置在排气通道内的排出部分12d，在排气通道的该部分与内壁之间产生电晕放电，并使废气中的排气颗粒通电和絮凝 通过电晕放电和绝缘体部分12b，用于围绕和绝缘除了排出部分之外的导电部件的外周; 并且在放电电极的排气流的上游位置具有微粒过滤器2或催化剂装置20，用于通过净化动作来提高排气温度，通过净化包括废气的废气中的成分 通过互补燃烧或催化剂作用的颗粒; 并且被构造成使得放电电极12被布置在用于通过在微粒过滤器或催化剂装置的净化作用中通过加热而在由温度升高的废气中燃烧和除去粘附到绝缘体部分12b的排气颗粒的位置。 版权所有（C）2006，JPO＆NCIPI
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公开(公告)号：JP2004190529A
公开(公告)日：2004-07-08
申请号：JP2002357390
申请日：2002-12-10
Applicant: Denso Corp , Toyota Central Res & Dev Lab Inc , 株式会社デンソー , 株式会社豊田中央研究所
Inventor： UEDA MATSUE , ITO YOSHIHIKO , ARAKAWA MIYAO
IPC: F01N3/02
Abstract: PROBLEM TO BE SOLVED: To efficiently and precisely recover a collector by oxidizing and burning a collected PM even at a low temperature by collecting the PM included in exhaust gas over the whole operation area. SOLUTION: At least one of a 12CaO-7Al 2 O 3 compound, Ce oxide or Ce-containing oxide being active oxygen species for abundantly generating an O - ion radical and/or an O - 2 ion radical and/or atomic oxygen is carried on a ceramic form 9 of the collector 8 arranged on the downstream side of an electrifier 3 of an electrostatic collector 2 arranged in an exhaust pipe 1, and the PM can be efficiently and precisely burnt by impressing high voltage. COPYRIGHT: (C)2004,JPO&NCIPI
Abstract translation: 要解决的问题：为了通过在整个操作区域收集废气中包含的PM，即使在低温下氧化和燃烧收集的PM，也能有效且精确地回收集电体。 解决方案：12CaO-7A1 / SB2O3 / SB3化合物中的至少一种，Ce氧化物或含Ce氧化物是活性氧的物质，用于大量产生O
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公开(公告)号：JP2004190528A
公开(公告)日：2004-07-08
申请号：JP2002357388
申请日：2002-12-10
Applicant: Denso Corp , Toyota Central Res & Dev Lab Inc , 株式会社デンソー , 株式会社豊田中央研究所
Inventor： UEDA MATSUE , ITO YOSHIHIKO , ARAKAWA MIYAO
IPC: F01N3/02 , B01D53/94 , B01J19/08 , B03C3/02 , B03C3/41 , B03C3/47 , B03C3/60 , F01N3/08 , F01N3/24 , F01N3/28
Abstract: 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
Abstract translation: 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
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Patent Agency Ranking
公开(公告)号：JP2008180109A
公开(公告)日：2008-08-07
申请号：JP2007012820
申请日：2007-01-23
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO
CPC classification number: F01N3/0892 , F01N9/00 , Y02T10/47
Abstract: 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
Abstract translation: 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 -
公开(公告)号：JP2007280640A
公开(公告)日：2007-10-25
申请号：JP2006102028
申请日：2006-04-03
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO , NISHIJIMA YOSHIAKI , KUROYANAGI MASATOSHI
Abstract: 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&INPITAbstract translation: 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 -
公开(公告)号：JP2006266108A
公开(公告)日：2006-10-05
申请号：JP2005082128
申请日：2005-03-22
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO
Abstract: 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&INPITAbstract translation: 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
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公开(公告)号：JP2006183572A
公开(公告)日：2006-07-13
申请号：JP2004378271
申请日：2004-12-27
Applicant: Denso Corp , National 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
Inventor： ARAKAWA MIYAO
Abstract: 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&NCIPIAbstract translation: 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
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公开(公告)号：JP2006112383A
公开(公告)日：2006-04-27
申请号：JP2004302748
申请日：2004-10-18
Applicant: Denso Corp , 株式会社デンソー
Inventor： ARAKAWA MIYAO
Abstract: 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
Abstract translation: 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
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