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    • 51. 发明专利
    • Fuel supply system
    • 燃油供应系统
    • JP2013194507A
    • 2013-09-30
    • JP2012058986
    • 2012-03-15
    • Denso Corp株式会社デンソーToyota Motor Corpトヨタ自動車株式会社
    • FUSE TAKUYANISHIZAWA KAZUTOSHIKUWAYAMA KAZUTOSHINAKAGAWA TADAHIROKOBAYASHI HIDEOSHIMIZU RIOSUGIMOTO TOMOJIRO
    • F02M31/16C01B3/00C01B3/04C01B3/06F01N5/02F02M25/00
    • Y02E60/324Y02E60/362Y02E60/364Y02P20/129Y02T10/16
    • PROBLEM TO BE SOLVED: To efficiently warm up a carburetor without depending upon only a combustor.SOLUTION: An energy conversion system 1 includes: an energy conversion section 2 which executes energy conversion based of oxidation of a fuel; and a fuel supply system 10 which supplies the fuel to the energy conversion section 2. The fuel supply system 10 includes a fuel storage section 4 and a carburetor 5. The carburetor 5 uses a combustion section 11 and a waste heat supply section 12 as a heat source. The combustion section 11 heats the carburetor 5 based on oxidation of the fuel. The waste heat supply section 12 heats the carburetor 5 with waste heat of the energy conversion section 2. A combustion improver supply section 16 supplies a combustion improver to the combustion section 11. When starting the energy conversion section 2 at a low temperature, the combustion improver is supplied from the combustion improver supply section 16. As a result, even when starting, the carburetor 5 can be warmed up by the combustion section 11, and the sufficient fuel can be supplied to the energy conversion section 2.
    • 要解决的问题:为了有效地预热化油器而不依赖于燃烧器。解决方案:能量转换系统1包括:能量转换部分2,其执行基于燃料氧化的能量转换; 以及向能量转换部2供给燃料的燃料供给系统10.燃料供给系统10包括燃料收容部4和化油器5.​​化油器5使用燃烧部11和废热供给部12作为 热源。 燃烧部11基于燃料的氧化来加热化油器5。 废热供给部12利用能量转换部2的余热对化油器5进行加热。燃烧改良剂供给部16向燃烧部11供给燃烧改良剂。当在低温下启动能量转换部2时,燃烧 改进剂由燃烧改良剂供给部16供给。结果,即使在起动时,化油器5也能够被燃烧部11预热,能够向能量转换部2供给足够的燃料。
    • 54. 发明专利
    • Control device of internal combustion engine
    • 内燃机控制装置
    • JP2009013818A
    • 2009-01-22
    • JP2007174379
    • 2007-07-02
    • Toyota Motor Corpトヨタ自動車株式会社
    • SUGIMOTO TOMOJIROKOJIMA SUSUMUMASUBUCHI MASAHIKOSHIMIZU NOBUYUKISUGIYAMA NATSUKIYARINO MOTONARI
    • F02D41/04F02D41/02F02D41/34F02D45/00F02M37/00F02M51/02F02M55/02F02M63/00
    • F02D41/3094F02D19/084F02D2200/0611Y02T10/36
    • PROBLEM TO BE SOLVED: To provide a control device of an internal combustion engine that uses a port injection valve and a cylinder injection valve at a proper injection ratio depending operating condition or the like, in a dual injection type internal combustion engine for FFV. SOLUTION: An internal combustion engine 10 includes the port injection valve 16 for injecting fuel toward an intake port 12a of each cylinder 12, and the cylinder injection valve 18 for injecting fuel into the cylinder 12. An ECU 42 causes an injection ratio of fuel by the port injection valve 16 to be higher than the injection ratio under normal status, when alcohol concentration in fuel is high and the internal combustion engine 10 is operated at a low revolution/high load region A. Thereby, even in the status where the fluidity of the intake air is low as well as a large volume of fuel injection is required, combustion status of mixed gas can be stabilized by increasing the injection of the port injection valve 16. Therefore, fuel consumption and torque fluctuations can be improved, while meeting output requirement of the internal combustion engine 10. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种内燃机的控制装置,该内燃机的控制装置使用端口喷射阀和气缸喷射阀,以适当的喷射比依赖于操作条件等,在双喷射型内燃机中 FFV。 解决方案:内燃机10包括用于向每个气缸12的进气口12a喷射燃料的喷嘴阀16和用于将燃料喷射到气缸12中的气缸喷射阀18.ECC 42使喷射比 燃料中的酒精浓度高且内燃机10在低转速/高负荷区域A下运转时,通过端口喷射阀16的燃料高于正常状态下的喷射比。因此,即使在状态 其中进气的流动性低,并且需要大量的燃料喷射,可以通过增加喷射阀16的喷射来稳定混合气体的燃烧状态。因此,可以提高燃料消耗和扭矩波动 ,同时满足内燃机10的输出要求。版权所有(C)2009,JPO&INPIT
    • 55. 发明专利
    • Control device of internal combustion engine
    • 内燃机控制装置
    • JP2008309002A
    • 2008-12-25
    • JP2007155223
    • 2007-06-12
    • Toyota Motor Corpトヨタ自動車株式会社
    • YARINO MOTONARISUGIMOTO TOMOJIROKOJIMA SUSUMUMASUBUCHI MASAHIKOSHIMIZU NOBUYUKISUGIYAMA NATSUKI
    • F02D41/04F02D41/02F02D41/34F02D45/00F02M63/00
    • F02D41/0025F02D19/084F02D19/087F02D41/3094F02D2200/0611Y02T10/36
    • PROBLEM TO BE SOLVED: To provide a control device of internal combustion engine for enhancing the operating performance by widely setting the operating range of a port injection valve according to engine operating state, in a dual injection type internal combustion engine for use in FFV. SOLUTION: The internal combustion engine 10 includes a port injection valve 16 for injecting fuel toward an intake port 12a of each cylinder 12, and a cylinder injection valve 18 for injecting fuel into a cylinder 12. An ECU (Electronic Control Unit) 40 discriminates to which region the current engine operating state is belonging, using map data of a port injection range P stored in advance, a cylinder injection range D and a divided injection region PD, and controls the injection valves 16, 18 according to the discrimination results. In this case, the ECU 40 enlarges the divided injection region PD with higher alcohol concentration Ma in fuel. As a consequence, fuel consumption and torque fluctuations can be improved, while satisfying output requirements of an internal combustion engine 10. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种内燃机的控制装置,用于通过根据发动机工作状态广泛设定端口喷射阀的操作范围来提高操作性能,在双喷射型内燃机中使用 FFV。 解决方案:内燃机10包括用于向每个气缸12的进气口12a喷射燃料的喷嘴阀16和用于将燃料喷射到气缸12中的气缸喷射阀18. ECU(电子控制单元) 40使用预先存储的端口喷射范围P,气缸喷射范围D和分割喷射区域PD的地图数据来区分当前发动机工作状态所在的区域,并根据歧视来控制喷射阀16,18 结果。 在这种情况下,ECU40在燃料中放大具有较高酒精浓度Ma的分割喷射区域PD。 因此,可以在满足内燃机10的输出要求的同时,提高燃料消耗和扭矩波动。(C)2009年,JPO&INPIT
    • 56. 发明专利
    • Fuel injection valve
    • 燃油喷射阀
    • JP2008121578A
    • 2008-05-29
    • JP2006306840
    • 2006-11-13
    • Toyota Motor Corpトヨタ自動車株式会社
    • MASUBUCHI MASAHIKOSUGIMOTO TOMOJIROMATSUMURA ERIKOYARINO MOTONARI
    • F02M51/06F02M63/00
    • PROBLEM TO BE SOLVED: To provide a fuel injection valve capable of forming more cavitation bubbles in fuel flowing in the fuel injection valve than former valves.
      SOLUTION: In the fuel injection valve 1 injecting fuel containing cavitation bubbles formed in a fuel channel 10 from an injection hole 4 through the fuel channel 10 formed between a valve body 2 and a needle 3, a projection part 20 projecting into the fuel channel 10 so as to form a cavitation formation passage 11 having a reduced channel section area of the fuel channel 10 as compared to before and after the same to form cavitation bubbles in fuel is provided on a wall surface 2b of the valve body 2, and the projection part 20 is provided with a retreated part 23 in which a side surface 22 of the projection part 20 provided along the fuel flow in the cavitation formation passage 11 is retreated in a range not to reach a wall surface 2b to expand channel section area of the cavitation formation passage 11 in a downstream of an inlet part of the cavitation formation passage 11.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够在燃料喷射阀中流动的燃料中形成比以前的阀更多的空化气泡的燃料喷射阀。 解决方案:在燃料喷射阀1中,通过形成在阀体2和针3之间的燃料通道10从喷射孔4喷射形成在燃料通道10中的气蚀气体的燃料喷射阀1,突出部 在阀体2的壁面2b上设置燃料通道10,以形成具有与之前和之后相比燃料通道10的通道截面面积减小的空化形成通道11,从而在燃料中形成空化气泡, 并且突出部20设置有后退部23,其中沿​​着空化形成通道11中的燃料流动设置的突出部20的侧表面22在不到达壁表面2b的范围内被退回以使通道部分 空化形成通道11的入口部分的气蚀形成通道11的下游的区域。(C)2008,JPO&INPIT
    • 57. 发明专利
    • Fuel injection valve
    • 燃油喷射阀
    • JP2008111372A
    • 2008-05-15
    • JP2006294454
    • 2006-10-30
    • Toyota Motor Corpトヨタ自動車株式会社
    • SUGIMOTO TOMOJIROMATSUMURA ERIKOYARINO MOTONARI
    • F02M61/16F02M51/06F02M61/18
    • PROBLEM TO BE SOLVED: To provide a fuel injection valve capable of forming a fuel liquid film which corresponds to only a fuel stream of one direction on a surface including a nozzle orifice, promoting fuel atomization, and promoting fuel atomization injected from the nozzle orifice.
      SOLUTION: In the fuel injection valve 1 including a valve body 2 which includes: a placing surface 23 which has one or more nozzle orifices 22 and stops a fuel flowing into the orifice 22 by seating a needle 5; and a hollow portion 21 which is divided into a fuel filling space portion 21a for keeping supplied fuel with the needle 5 being seated on the seating surface 23 and a communication space portion 21b for communicating the nozzle orifice 22, a guide 24 is provided at a back side of the nozzle orifices 22 in a view of a minimum fuel flow direction which is a flow direction of fuel flow B1, where the fuel flows with the shortest time from the placing surface 23 into any one of the nozzles 22, out of the fuel flow directions on the seating surface where the fuel flows from the fuel filling space portion 21a into the communication space portion 21b along the seating surface 23 in such a state that the needle 5 and the seating surface 23 are separated from each other.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够形成燃料液体膜的燃料喷射阀,该燃料液体膜在仅包括喷嘴孔的表面上仅一个方向的燃料流,促进燃料雾化和促进燃料雾化 喷嘴口。 解决方案:在包括阀体2的燃料喷射阀1中,其包括:具有一个或多个喷嘴孔22的放置表面23,并且通过安置针5停止流入孔22中的燃料; 以及中空部21,其被分成燃料填充空间部分21a,用于将针5的供应燃料保持在就座表面23上;以及连通空间部分21b,用于连通喷嘴孔22,引导件24设置在 在燃料流B1的流动方向的最小燃料流动方向的视图中,喷嘴孔22的后侧,其中燃料以最短时间从放置表面23流入任何一个喷嘴22中 在针5和座面23彼此分离的状态下,燃料从燃料填充空间部分21a沿着就座表面23流到连通空间部分21b中的就座表面上的燃料流动方向。 版权所有(C)2008,JPO&INPIT
    • 58. 发明专利
    • Fuel injection nozzle
    • 燃油喷射喷嘴
    • JP2007309236A
    • 2007-11-29
    • JP2006139906
    • 2006-05-19
    • Toyota Motor Corpトヨタ自動車株式会社
    • MATSUMURA ERIKOSUGIMOTO TOMOJIROYARINO MOTONARI
    • F02M61/18
    • F02M61/1853
    • PROBLEM TO BE SOLVED: To stably inject sufficiently-atomized fuel from a fuel injection nozzle.
      SOLUTION: A first volume part 32 is provided further on the downstream side in the fuel flowing direction than a valve seat 12, and a second volume part 36 is provided further on the downstream side in the fuel flowing direction than the first volume part 32. The first volume part 32 and the second volume part 36 are connected by a fuel passage 34. A fuel injection hole 24 is connected to the second volume part 36. According to this structure, cavitation is generated upon fuel passing through the first fuel passage 34. Cavitation bubbles flow into the second volume part 36 along with the fuel and is uniformly mixed in the fuel while it is accumulated in the second volume part 36. The fuel in which the cavitation bubbles are sufficiently mixed is injected from the fuel injection hole 24.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:从燃料喷射喷嘴稳定地注入足够雾化的燃料。 解决方案:第一容积部分32在燃料流动方向的下游侧比阀座12更进一步地设置,并且第二容积部分36进一步设置在燃料流动方向上的下游侧比第一容积 第一容积部分32和第二容积部分36通过燃料通道34连接。燃料喷射孔24连接到第二容积部分36.根据该结构,燃料通过第一容积部分 燃料通道34.气蚀气泡与燃料一起流入第二容积部分36,并且在燃料积聚在第二体积部分36中时被均匀地混合在燃料中。其中空化气泡充分混合的燃料从燃料 注入孔24.版权所有(C)2008,JPO&INPIT
    • 59. 发明专利
    • Fuel injection control device for internal combustion engine
    • 用于内燃机的燃油喷射控制装置
    • JP2007187109A
    • 2007-07-26
    • JP2006006563
    • 2006-01-13
    • Toyota Motor Corpトヨタ自動車株式会社
    • YARINO MOTONARISUGIMOTO TOMOJIRO
    • F02D41/04F02D41/34F02M53/04F02M55/02F02M61/16F02M63/00
    • Y02T10/44
    • PROBLEM TO BE SOLVED: To restrain complication of a structure and enlargement of a device and to improve cooling performance in a fuel injection control device for an internal combustion engine. SOLUTION: A fuel passage is provided for circulating fuel of a delivery pipe 14 adjacently to an injection port 45 formed on an end of an injector 13 and then returning the fuel to the delivery pipe 14, and the injection port 45 capable of injecting a part of the fuel flowing through the fuel passage is provided. When restarting fuel injection by a high pressure injector 13a from a fuel injection state only by a low pressure injector 13b, forcible circulation of the fuel to the fuel passage by the high pressure injector 13a is stopped, and fuel injection by the high pressure injector 13a is temporarily stopped until a fuel pressure P of the high pressure delivery pipe 14a is higher than a predetermined fuel pressure P 1 , and fuel injection by the low pressure injector 13b is performed. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了抑制结构的复杂化和装置的扩大以及提高内燃机的燃料喷射控制装置的冷却性能。 解决方案:提供燃料通道,用于将输送管14的燃料循环到形成在喷射器13的端部上的喷射口45,然后将燃料返回到输送管14,并且喷射口45能够 设置喷射流过燃料通道的一部分燃料。 当仅通过低压喷射器13b从燃料喷射状态重新开始高压喷射器13a的燃料喷射时,停止通过高压喷射器13a将燃料强制循环到燃料通路,并且高压喷射器13a的燃料喷射 暂时停止,直到高压输送管14a的燃料压力P高于预定燃料压力P 1 ,并且执行低压喷射器13b的燃料喷射。 版权所有(C)2007,JPO&INPIT
    • 60. 发明专利
    • Fuel injection type engine
    • 燃油喷射式发动机
    • JP2007187058A
    • 2007-07-26
    • JP2006005086
    • 2006-01-12
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • SUGIMOTO TOMOJIROKOJIMA SUSUMUTANAKA MAKOTO
    • F02M63/00
    • F02D41/3094F02D41/3818
    • PROBLEM TO BE SOLVED: To provide a novel structure capable of inhibiting increase of manufacturing cost in a dual injection type engine. SOLUTION: Fuel pressurized to mutually same pressure by a common fuel pump 12 is supplied to a cylinder injection valve 8 and a port injection valve 9 without installing a high pressure pump for cylinder injection. Since it is not necessary to provide a structure supplying fuel of different pressure to the cylinder injection valve 8 and the port injection valve 9 and it is not necessary to individually control a high pressure pump and a fuel pump, control can be simplified. Consequently, increase of manufacturing cost can be inhibited by using a fuel supply path and control in common. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供能够抑制双注射型发动机的制造成本增加的新型结构。 解决方案:通过共用燃料泵12对相同压力进行加压的燃料供给到气缸喷射阀8和喷射阀9,而不需要安装用于汽缸喷射的高压泵。 由于不需要向气缸喷射阀8和喷射阀9提供不同压力的燃料的结构,因此不需要单独控制高压泵和燃料泵,因此可以简化控制。 因此,可以通过使用燃料供给路径和共同控制来抑制制造成本的增加。 版权所有(C)2007,JPO&INPIT