专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2010180715A Control device of internal combustion engine 有权
标题翻译：内燃机控制装置
公开(公告)号：JP2010180715A
公开(公告)日：2010-08-19
申请号：JP2009022493
申请日：2009-02-03
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： HONDA TETSUYA , KATASHIBA HIDEAKI , KAWAKAMI TERUAKI
IPC分类号： F02M31/12 , F02D43/00 , F02D45/00 , F02M31/135
CPC分类号： F02D35/023 , F02B23/101 , F02B2075/125 , F02D19/0628 , F02D19/0665 , F02D19/085 , F02D41/0025 , F02D41/3035 , F02D41/3076 , F02D2200/0414 , F02D2200/0612 , F02M31/13 , Y02T10/126 , Y02T10/36
摘要： PROBLEM TO BE SOLVED: To provide a control device of an internal combustion engine capable of surely continuing stable compressed self-ignition combustion even when a fuel property is largely changed. SOLUTION: This control device of the internal combustion engine capable of compressed self-ignition combustion has a suction air heating means for heating air sucked in a combustion space of the internal combustion engine, a suction air temperature control means for controlling the suction air heating means so that the suction air temperature becomes a suction air temperature control target value set in response to an operation state of the internal combustion engine, a fuel property information detecting means for detecting information on the fuel property from a combustion state of the internal combustion engine, and a fuel replenishment detecting means for detecting fuel replenishment to a fuel tank. When detecting the fuel replenishment to the fuel tank by the fuel replenishment detecting means, the compressed self-ignition combustion is stopped, and information on the fuel property is detected by spark ignition combustion, and the suction air temperature control target value is corrected based on the detected information. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：即使当燃料性质发生很大变化时，也能够提供能够确保持续稳定的压缩自燃燃烧的内燃机的控制装置。解决方案：能够进行压缩自点火燃烧的内燃机的该控制装置具有用于加热吸入内燃机的燃烧空间的空气的吸入空气加热装置，用于控制吸入的吸入空气温度控制装置空气加热装置，使得吸入空气温度成为响应于内燃机的运行状态而设定的吸入空气温度控制目标值;燃料特性信息检测装置，用于从内部燃烧状态检测关于燃料特性的信息燃料发动机，以及用于检测对燃料箱的燃料补充的燃料补充检测装置。当通过燃料补充检测装置检测到对燃料箱的燃料补给时，停止压缩自燃燃烧，并通过火花点火燃烧来检测关于燃料特性的信息，并且基于以下方式校正吸入空气温度控制目标值检测到的信息。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2007032450A Fuel injection valve and its mounting structure 有权
标题翻译：燃油喷射阀及其安装结构
公开(公告)号：JP2007032450A
公开(公告)日：2007-02-08
申请号：JP2005218122
申请日：2005-07-28
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KAWAMOTO MASAAKI , HONDA TETSUYA , KATASHIBA HIDEAKI
IPC分类号： F02M51/08 , F02M51/06 , F02M53/04 , F02M61/16 , F02M61/18
摘要： PROBLEM TO BE SOLVED: To provide a cylinder-injection fuel injection valve for injecting fuel directly into a cylinder of an engine while suppressing the formation of deposits to solve the problems with the deposits which cause a change of a fuel injection amount and the non-uniformity of fuel spray with the carbonization and deposition of residing fuel as a result of a portion of the fuel injection valve, facing the cylinder, exposed to combustion gas in the cylinder into a high temperature. SOLUTION: An opening portion of a straightening plate provided in contact wit a nozzle plate having injection nozzles for injection to the cylinder has a plate-thickness-direction cross section wider toward the ends and a plane profile consisting of a plurality of recessed portions opposed to the plurality of injection nozzles arranged most outside. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于将燃料直接喷射到发动机气缸中的气缸喷射燃料喷射阀，同时抑制沉积物的形成，以解决引起燃料喷射量变化的沉积物的问题，燃料喷射的不均匀性随着燃料喷射阀的部分燃料喷射阀的碳化和沉积而面对气缸，暴露于气缸中的燃烧气体到高温。解决方案：与具有用于注射到气缸的注射喷嘴的喷嘴板接触的矫直板的开口部分具有朝向端部更宽的板厚方向横截面和由多个凹陷部与最外侧布置的多个喷嘴相对的部分。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2003269144A EXHAUST EMISSION CONTROL DEVICE AND METHOD OF INTERNAL COMBUSTION ENGINE 审中-公开
公开(公告)号：JP2003269144A
公开(公告)日：2003-09-25
申请号：JP2002065941
申请日：2002-03-11
申请人： MITSUBISHI ELECTRIC CORP
发明人： SHIRAGAMI AKIRA , SATO MINORU , HASHIBA TOSHIHIKO , MITSUTA KENRO , WACHI SATOSHI , KATASHIBA HIDEAKI
IPC分类号： F01N3/20 , F01N3/08 , F01N3/28
摘要： PROBLEM TO BE SOLVED: To provide a control device and a control method capable of NOx purge at suitable timing even when the quantity of NOx flowing into an NOx storage catalyst changes. SOLUTION: This control device and this control method each are provided with: the NOx storage catalyst 16 mounted in an exhaust passage 12; an NOx flow rate estimation/calculation means 19 for calculating the NOx flow rate per unit of time; an NOx storage amount estimation/calculation means 20 for calculating the NOx storage amount of the catalyst 16; an NOx processible amount estimation/calculation means 23 for calculating the NOx processible amount per unit of time from the NOx storage amount or the like; and a comparison/determination means 24 for comparing an estimation value of the NOx flow rate with an estimation value of the NOx processible amount to determine the timing of NOx purge. The NOx purge is executed when the NOx flow rate exceeds the NOx processible amount. COPYRIGHT: (C)2003,JPO

4. 发明专利

JP2003097332A EXHAUST EMISSION CONTROL DEVICE AND METHOD FOR INTERNAL COMBUSTION ENGINE 审中-公开
公开(公告)号：JP2003097332A
公开(公告)日：2003-04-03
申请号：JP2001292085
申请日：2001-09-25
申请人： MITSUBISHI ELECTRIC CORP
发明人： KUTO HIROMITSU , WACHI SATOSHI , KATASHIBA HIDEAKI
IPC分类号： F02D43/00 , B01D53/86 , B01D53/94 , F01N3/08 , F01N3/20 , F01N3/28 , F01N3/36 , F02D41/02 , F02D41/04 , F02D41/34 , F02D45/00
摘要： PROBLEM TO BE SOLVED: To provide an exhaust emission control device and a method for effectively releasing SOx from a NOx storage catalyst and preventing worsening of exhaust gas and an abnormal temperature increase of a three way catalyst. SOLUTION: This device comprises a fuel injection means 7 for injecting fuel into a combustion chamber 5 of an internal combustion engine 1, an ignition means 8 for igniting fuel inside the combustion chamber 5, the NOx storage catalyst 13 placed in an exhaust passage 9 of the internal combustion engine 1 and a control means 16 for controlling fuel injection quantity and injection timing by the fuel injection means 7 and controlling ignition timing by the ignition means 8. When the control means 16 estimates storage quantity of SOx adsorbed by the NOx storage catalyst 13 and determines that the adsorbed quantity of SOx exceeded a predetermined value, fuel is additionally injected for a predetermined period at a combustion stroke or an exhaust stroke and temperature of the NOx storage catalyst 13 is increased up to a predetermined temperature, and after completion of the additional injection, the ignition timing is phase-lagged and the temperature of the NOx storage catalyst 13 is maintained for a predetermined period.

5. 发明专利

JP2002195071A INTERNAL COMBUSTION ENGINE CONTROL DEVICE 失效
公开(公告)号：JP2002195071A
公开(公告)日：2002-07-10
申请号：JP2000393090
申请日：2000-12-25
申请人： MITSUBISHI ELECTRIC CORP
发明人： KANAZAWA YUKIKO , KATASHIBA HIDEAKI , KAWAJIRI KAZUHIKO , YONEZAWA TAKASHI
IPC分类号： B01D53/94 , F01N3/08 , F01N3/24 , F01N3/28 , F01N13/00 , F01N99/00 , F02D21/08 , F02D35/00 , F02D41/02 , F02D41/04 , F02D41/14 , F02D41/24 , F02D45/00 , F02M25/07 , F01N7/00
摘要： PROBLEM TO BE SOLVED: To provide an internal combustion engine control device for improving controllability with high accuracy, carrying out estimating arithmetical operations of NOx exhaust quantity in a short time, without increasing the cost by dispensing with the map data in a ROM. SOLUTION: This internal-combustion engine control device has NOx operation means 34A for carrying out estimating arithmetical operations on the NOx exhaust quantity in an exhaust gas from the theoretical formula and the empirical formula, based on a suction air quantity Qa, a temperature To of suction air, pressure Pb, the air/fuel ratio λ and an EGR rate β, and a control means for controlling at least either of a NOx purifying catalyst 17 or a combustion state of an internal combustion engine, so as to reduce the NOx exhaust quantity.

6. 发明专利

JP2002119857A CATALYST FOR PURIFYING NOx AND MANUFACTURING METHOD THEREOF 失效
公开(公告)号：JP2002119857A
公开(公告)日：2002-04-23
申请号：JP2000317489
申请日：2000-10-18
申请人： MITSUBISHI ELECTRIC CORP
发明人： HAMANO KOJI , MITSUTA KENRO , HONDA TETSUYA , KOSEKI HIDEKI , WACHI SATOSHI , KATASHIBA HIDEAKI
IPC分类号： F01N3/10 , B01D53/94 , B01J23/58 , B01J23/62 , B01J23/63 , B01J23/656 , F01N3/28
摘要： PROBLEM TO BE SOLVED: To provide a catalyst for purifying NOx which is capable of high efficiently purifying with a smaller quantity of a catalytic active metal. SOLUTION: The catalyst for purifying NOx is formed by carrying plural pieces of fine metallic particles having catalytic activity directly on the surface of an electrical conductive material to be in contact with each other to electrically connect the particles to each other, and performs the reduction reaction of NOx in the electrical conductive metallic particles and the oxidation reaction of a reducing agent electrochemically by moving ions via the electrical conductive material.

7. 发明专利

JPH10266901A EXHAUST-GAS REFLUX CONTROLLING DEVICE FOR INTERNAL COMBUSTION ENGINE 失效
公开(公告)号：JPH10266901A
公开(公告)日：1998-10-06
申请号：JP7370897
申请日：1997-03-26
申请人： MITSUBISHI ELECTRIC CORP
发明人： KATASHIBA HIDEAKI , MATSUMORI HIRONORI , OUCHI YASUSHI , FUKUI WATARU , KADOTA YOICHI , NISHIYAMA RYOJI
IPC分类号： F02P17/12 , F02D21/08 , F02D35/02 , F02D41/00 , F02D41/14 , F02M25/07
摘要： PROBLEM TO BE SOLVED: To perform an EGR control stably for a long time by carrying out a very accurate EGR control corresponding to the change with the passage of time of control valves, pipings and the like of the EGR controlling and also detecting abnormal conditions caused by the change with the passage of time of control valves, pipings and the like thereof. SOLUTION: There are provided; a means to calculate target rates of exhaust-gas reflux corresponding to the operation conditions of internal combustion engines, means 21-30 to detect the combustion conditions within at least one cylinder of internal combustion engines, a means 31 to calculate actual rates of exhaust-gas reflux of engines from the detected combustion conditions, and an exhaust-gas reflux rate controlling means 31 for controlling the actual rate above to coincide with the target rate. Further, there is provided a trouble detecting means capable of judging that the device is in trouble, when the deviation between the target rate and the actual rate will not become smaller than a predetermined value for a predetermined period.

8. 发明专利

JPH10159699A COMBUSTION CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE 失效
公开(公告)号：JPH10159699A
公开(公告)日：1998-06-16
申请号：JP32190196
申请日：1996-12-02
申请人： MITSUBISHI ELECTRIC CORP
发明人： NISHIYAMA RYOJI , KATASHIBA HIDEAKI , KADOTA YOICHI
IPC分类号： F02D41/02 , F02D41/14 , F02D41/34 , F02D43/00 , F02D45/00 , F02P17/12
摘要： PROBLEM TO BE SOLVED: To obtain a combustion control device for an internal combustion engine of high accuracy at low cost by processing a little data. SOLUTION: A combustion control device for internal combustion engine comprises waveform shaping means 26 for generating an ON signal Ip from an ion current detection value Id, detection means 15 for detecting a fall timing of the ON signal, calculation means 11A for converting the fall timing into a time from a reference crank angle, setting means 11A for setting a mask interval corresponding to a combustion period in response to an operation condition, selection means 11A for selecting at least one among fall time detected in the mask interval as combustion termination time, and determination means 11A for determining a combustion parameter in response to the combustion termination time. A combustion state of each cylinder is detected from the combustion termination time detected in the mask interval, and a fuel parameter is determined so as to restrain a combustion fluctuation.

9. 发明专利

JPH10141119A FUEL CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE 失效
公开(公告)号：JPH10141119A
公开(公告)日：1998-05-26
申请号：JP30497096
申请日：1996-11-15
申请人： MITSUBISHI ELECTRIC CORP
发明人： KATASHIBA HIDEAKI , NISHIYAMA RYOJI , MATSUMORI HIRONORI
IPC分类号： F02P17/12 , F02D35/02 , F02D37/02 , F02D41/00 , F02D41/04 , F02D41/06 , F02D41/14 , F02D41/34 , F02D41/36 , F02D45/00
摘要： PROBLEM TO BE SOLVED: To provide a system for judging fuel condition of each cylinder on the basis of the ion current signal to be generated between a gap of ignition plugs of an internal combustion engine, and to provide a fuel control method for internal combustion engine, which can restrict the fluctuation of combustion and while which can reduce the fuel injection variable per each cylinder and which can reduce the unburned component in the exhaust gas after starting the engine. SOLUTION: A device is provided with fuel injection variable correcting means 45, 46 for correcting fuel injection variable per each cylinder of an internal combustion engine so that total of the fuel injection variable to be supplied to each cylinder of the internal combustion engine, which has plural cylinders, is reduced per each combustion cycle and that a difference between the burning condition value of a first cylinder and the burning condition value of a second cylinder of the internal combustion engine is reduced, and a fuel injection means 20 for injecting fuel at a corrected fuel injection variable per each cylinder, which are corrected by the fuel injection correcting means 45, 46.

10. 发明专利

JP2505412B2 失效
公开(公告)号：JP2505412B2
公开(公告)日：1996-06-12
申请号：JP7876486
申请日：1986-04-04
申请人： MITSUBISHI ELECTRIC CORP
发明人： NISHIDA MINORU , KATASHIBA HIDEAKI
IPC分类号： F02D41/04 , F02D9/02 , F02D11/10 , F02D35/00 , F02D41/00 , F16K3/02

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式