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    • 2. 发明专利
    • Exhaust gas circulation device of internal combustion engine
    • 内燃机排气循环装置
    • JP2012077706A
    • 2012-04-19
    • JP2010225132
    • 2010-10-04
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • INOUE TAKASHINAKAI HIDEOHOSHIBA YOSHIYUKIFUJINAGA NAOHITO
    • F01N3/20B01D53/86B01D53/94F01N3/24F01N3/32F02B33/00F02B37/00F02B39/10F02D21/08F02D23/00F02M25/07
    • Y02T10/121Y02T10/144
    • PROBLEM TO BE SOLVED: To provide an exhaust gas circulation device of internal combustion engine early improving both activation of a catalyst and exhaust gas purifying performance using an electric supercharger.SOLUTION: This exhaust gas circulation device includes an intake passage Ri with a bypass passage Rb bypassing the electric supercharger 25, a bypass flow rate control valve V2 in the bypass passage Rb, an exhaust gas circulating passage Rg for joining an exhaust gas into the upstream of the supercharger, an exhaust gas flow rate regulating valve V1, a supercharged gas change-over valve V3 for changing over to introduce a supercharged gas into a downstream junction part r2 or a branch passage Rs or to cut off it, a supercharger rotational frequency operating means A4 for setting a supercharged gas introduction rotational frequency Nc according to an exhaust gas air-fuel ratio and a temperature of the catalyst 9, and an exhaust gas control means A5 for controlling to change over the bypass flow rate control valve V2, the exhaust gas flow rate regulating valve V1 and the mixed gas change-over valve V3 so as to introduce the supercharged gas into an exhaust manifold 5 when an engine load EL is lower than a predetermined value.
    • 要解决的问题:提供一种内燃机的废气循环装置,其可以提前使用电动增压器改善催化剂的活化和排气净化性能。 解决方案:该排气循环装置包括具有旁路通路Rb的进气通路Ri,旁通通路Rb旁通电增压器25,旁通通路Rb中的旁通流量控制阀V2,排气气体 进入增压器的上游,排气流量调节阀V1,用于转换以将增压气体引入下游接合部分r2或分支通道Rs中或将其切断的增压气体转换阀V3, 用于根据排气空燃比和催化剂9的温度设定增压气体导入转速Nc的增压器转速运转机构A4,以及用于控制旁通流量控制阀 V2,排气流量调节阀V1和混合气体转换阀V3,以便在发动机lo时将增压气体引入排气歧管5 ad EL低于预定值。 版权所有(C)2012,JPO&INPIT
    • 3. 发明专利
    • Control device for engine
    • 发动机控制装置
    • JP2011149396A
    • 2011-08-04
    • JP2010013315
    • 2010-01-25
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • NAKAI HIDEOHOSHIBA YOSHIYUKIINOUE TAKASHIFUJINAGA NAOHITO
    • F01P7/04F02D43/00F02P5/15
    • Y02T10/46
    • PROBLEM TO BE SOLVED: To achieve both of fuel consumption performance and exhaust gas purification performance at high levels. SOLUTION: In the control device for an engine, early activation of an exhaust purifying catalyst 27 is carried out by integrally controlling a water pump 30 and an ignition plug 11. The control device for an engine includes a temperature rise control means 45 for raising a temperature of the exhaust purifying catalyst 27 on the basis of a cooling water temperature T W and a catalyst temperature T CC . To be more specific, the temperature rise control means 45 is composed so as to stop operation of the water pump 30 when the cooling water temperature T W is lower than a water temperature threshold T Wth , and in addition, a retard angle amount of ignition timing of the ignition plug 11 is varied in response to operation or stopping of the water pump 30. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:实现高水平的燃油消耗性能和排气净化性能。 解决方案:在用于发动机的控制装置中,通过一体地控制水泵30和火花塞11来执行排气净化催化剂27的早期启动。发动机的控制装置包括升温控制装置45 基于冷却水温度T W 提高排气净化催化剂27的温度,催化剂温度T CC 。 更具体地说,温度升高控制装置45构成为当冷却水温度T W 低于水温阈值T Wth时停止水泵30的操作, / SB>,此外,火花塞11的点火正时的延迟角量随着水泵30的运转或停止而变化。(C)2011,JPO&INPIT
    • 4. 发明专利
    • Fuel injection control device of direct injection type internal combustion engine
    • 直喷式内燃机燃油喷射控制装置
    • JP2007100617A
    • 2007-04-19
    • JP2005292918
    • 2005-10-05
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • KAWABE TAKASHIINOUE TAKASHIMIYAMOTO KATSUHIKO
    • F02D29/04F02D29/02F02D29/06F02D41/02F02D41/04
    • PROBLEM TO BE SOLVED: To properly switch a fuel injection mode by considering a variation in a stable combustion area in response to a variation in the air-fuel ratio.
      SOLUTION: This fuel injection control device of a direct injection type internal combustion engine ignites fuel by a spark plug by directly injecting the fuel in a cylinder, and is constituted to perform a compression stroke injection mode of injecting the fuel in a compression stroke of the internal combustion engine when a predetermined operation condition is realized, and switches a first fuel injection mode of expanding a combustion stable area as the air-fuel ratio becomes lean and a second fuel injection mode of expanding the combustion stable area as the air-fuel ratio becomes rich in response to an input state of an external load in the internal combustion engine in the compression stroke injection mode.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:通过考虑空燃比的变化来考虑稳定燃烧区域的变化来适当地切换燃料喷射模式。 解决方案:直喷式内燃机的燃料喷射控制装置通过将火花塞直接喷射在气缸中来燃烧燃料,构成为进行压缩冲程喷射模式 当实现预定的操作条件时,内燃机的冲程,并且当空燃比变稀时切换扩大燃烧稳定区域的第一燃料喷射模式和将燃烧稳定区域扩大为空气的第二燃料喷射模式 燃料比在压缩冲程喷射模式中响应于内燃机中的外部负载的输入状态而变得丰富。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Ignition timing control device for internal combustion engine
    • 用于内燃机的点火时序控制装置
    • JP2006070855A
    • 2006-03-16
    • JP2004257527
    • 2004-09-03
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • HIRAO SHUNICHITANAKA HIROYUKIYAMASHITA MASAYUKIKAWABE TAKASHIINOUE TAKASHIMIYAMOTO KATSUHIKO
    • F02P5/15F02D13/02F02D43/00
    • Y02T10/18Y02T10/46
    • PROBLEM TO BE SOLVED: To provide an ignition timing control device for an internal combustion engine suppressing number of ignition timing map and preventing increase of software volume of engine control system.
      SOLUTION: The ignition timing control device for the internal combustion engine having an intake exhaust VVT 20 provided on an intake valve 5 and an exhaust valve 6 is provided with a base ignition timing establishing means A1 establishing base ignition timing Kb, an actual valve timing detection means A2 detecting intake actual valve timing δivon and exhaust actual valve timing δevcn, a target internal EGR index establishing means A3 establishing target internal EGR index EGR0 based on operation condition of the engine, an actual internal EGR index calculation means A4 calculating actual internal EGR index EGRN based on intake actual valve timing δivon and exhaust actual valve timing δevcn, and an ignition timing correction means A5 correcting base ignition timing Kb according to deviation αEGR between the target internal EGR index and the actual internal EGR index.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种抑制点火正时图数量的内燃机的点火正时控制装置,防止发动机控制系统的软件量的增加。 解决方案:具有设置在进气门5和排气阀6上的进气排气VVT 20的内燃机的点火正时控制装置设置有基本点火正时建立装置A1,其建立基本点火正时Kb,实际 气门正时检测装置A2检测进气实际气门正时δivon和排气实际气门正时δevcn,目标内部EGR指标建立装置A3,根据发动机的运转状况建立目标内部EGR指标EGR0,实际内部EGR指标计算装置A4计算实际 基于进气实际气门正时δivon和排气实际气门正时δevcn的内部EGR指数EGRN和根据目标内部EGR指数与实际内部EGR指数之间的偏差αEGR校正基准点火正时Kb的点火正时校正装置A5。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Oil passage structure of engine
    • 发动机油路通风结构
    • JP2005002839A
    • 2005-01-06
    • JP2003165321
    • 2003-06-10
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • DOI TERUYUKIINOUE TAKASHI
    • F01M1/06
    • PROBLEM TO BE SOLVED: To provide an oil passage structure of an engine capable of suppressing restrictions on shape and structure of a member for which the oil passage is provided and complicatedness of machining of the oil passage by realizing a simple configuration of the oil passage for supplying oil to bearing parts of a crank shaft and a balancer shaft.
      SOLUTION: Oil from a main gallery 17 is supplied to the bearing part of the crank shaft 4 through an oil distribution passage 19 and flows in oil channels 18, 20 provided in the bearing part. Then, it is supplied to the bearing part of the balancer shaft through an oil supply passage 21 and an oil receive passage. These oil distribution passage 19, oil supply passage 21, and oil receive passage are arranged in series.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种发动机的油路结构,其能够抑制设置油路的构件的形状和结构的限制,并且通过实现简单的构造来实现油路的加工复杂化 用于向曲柄轴和平衡轴的轴承部分供油的油通道。 解决方案:主油箱17的油通过油分配通道19供给到曲轴4的轴承部分,并在设置在轴承部分的油通道18,20中流动。 然后,通过供油路21和油接收通路供给到平衡轴的轴承部。 这些分油通道19,供油通道21和油接收通道串联布置。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Air intake device of engine
    • 发动机空气调节装置
    • JP2004293513A
    • 2004-10-21
    • JP2003090550
    • 2003-03-28
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • YAMASHITA MASAYUKIMIYAMOTO KATSUHIKOKAWABE TAKASHIINOUE TAKASHI
    • F02B27/02F02M35/104
    • Y02T10/146
    • PROBLEM TO BE SOLVED: To provide an air intake device for an engine capable of offering a good controllability for opening and closing the communication passage to a sub-tank without hindering the intake flow.
      SOLUTION: The air intake device of the engine is composed of an intake passage 11 connected with a cylinder of the engine, a surge tank 14 installed in the intake passage, the sub-tank 20 installed between the surge tank and the cylinder through the communication passage, a butterfly valve 22 having a peripheral shape to suit the inside shape of the communication passage and opening and closing the communication passage through a turning shaft 23, and an actuator 24 installed facing the communication passage and actuating the turning shaft, wherein the turning shaft is positioned offset e from the center O of the valve width in the direction perpendicular to the turning shaft of the butterfly valve and passing the valve center G as shown in Fig.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种用于发动机的进气装置,其能够提供良好的可控制性,以将通往连通通道的开闭闭合,而不妨碍进气流动。

      解决方案:发动机的进气装置由与发动机气缸连接的进气通道11,安装在进气通道中的缓冲罐14,安装在缓冲罐和气缸之间的副油箱20 通过连通通道,具有适于连通通道的内部形状的周边形状并通过转动轴23打开和关闭连通通道的蝶阀22以及面向连通通道并致动转动轴的致动器24, 其特征在于,所述转动轴与所述阀宽度的中心O在垂直于所述蝶形阀的转动轴的方向上偏离,并使阀中心G如图3所示。 版权所有(C)2005,JPO&NCIPI

    • 9. 发明专利
    • Fuel supply device for internal combustion engine
    • 用于内燃机的燃油供应装置
    • JP2010112245A
    • 2010-05-20
    • JP2008284938
    • 2008-11-06
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • MIYAMOTO KATSUHIKOHOSHIBA YOSHIYUKIINOUE TAKASHIFUJINAGA NAOHITO
    • F02D19/08F02D41/02F02D41/34F02D45/00F02M37/00
    • Y02T10/123
    • PROBLEM TO BE SOLVED: To provide a fuel supply device for an internal combustion engine for supplying gasoline and alcohol of high purity by separating gasoline, alcohol, and water from mixed fuel by a relatively simple constitution by using water. SOLUTION: The device comprises a first fuel supply pipe 121 for supplying the gasoline 193 which is phase-separated with water 192 in the first fuel tank 111 to the first injector 17; a water/alcohol mixed liquid delivery pipe 124 and the second open/close valve 132 for delivering the phase separated water/alcohol mixed liquid to the second fuel tank 112; a separation means for separating the mixed liquid in the second fuel tank into ethanol 195 and water 192; and an alcohol supply pipe 122 for supplying the ethanol separated by the separation means to the second injector 18 wherein the separation means comprises the separating membrane 150, and a negative pressure generation mechanism 160 for generating negative pressure in a second liquid storing chamber 112f defined by the separating membrane. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决问题:提供一种用于通过使用水通过相对简单的构成从混合燃料中分离汽油,酒精和水分来提供高纯度的汽油和醇的内燃机的燃料供应装置。 解决方案:该装置包括:第一燃料供给管121,用于将第一燃料箱111中的水192相分离的汽油193供给到第一喷射器17; 水/醇混合液体输送管124和用于将相分离的水/醇混合液输送到第二燃料箱112的第二开闭阀132; 用于将第二燃料箱中的混合液体分离成乙醇195和水192的分离装置; 以及用于将由分离装置分离的乙醇供给到第二喷射器18的醇供给管122,其中分离装置包括分离膜150,以及用于在由第二液体存储室112f限定的第二液体存储室112f中产生负压的负压产生机构160 分离膜。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Control device for variable valve train
    • 可变阀门控制装置
    • JP2009228588A
    • 2009-10-08
    • JP2008076095
    • 2008-03-24
    • Mitsubishi Motors Corp三菱自動車工業株式会社
    • KAWABE TAKASHIMIYAMOTO KATSUHIKOINOUE TAKASHI
    • F02D13/02F02D41/06F02P5/15
    • Y02T10/18Y02T10/46
    • PROBLEM TO BE SOLVED: To greatly reduce HC emission for maintaining a cold start by setting valve overlap in the cold start as large as possible while maintaining a stable combustion state by using a parameter directly indicating the combustion state. SOLUTION: This device is provided with: a variable valve train variably controlling valve overlap of an intake valve and an exhaust valve; and a combustion state detection means detecting a fuel state of an internal combustion engine, and controls the variable valve train based on detection information from the combustion state detection means to expand overlap in the cold start of the internal combustion engine. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过使用直接指示燃烧状态的参数来保持稳定的燃烧状态,通过在冷起动中尽可能大地设置阀重叠来大大减少用于保持冷启动的HC排放。 解决方案:该装置具有:可变气门机构,其可变地控制进气门与排气阀的重叠; 以及燃烧状态检测装置,其检测内燃机的燃料状态,并且根据来自燃烧状态检测装置的检测信息来控制可变气门机构,以扩大内燃机的冷启动的重叠。 版权所有(C)2010,JPO&INPIT