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1. 发明专利

JP2006242089A Starting method and starting device for internal combustion engine 有权
标题翻译：内燃机起动方法及启动装置
公开(公告)号：JP2006242089A
公开(公告)日：2006-09-14
申请号：JP2005058102
申请日：2005-03-02
申请人： Hitachi Ltd , Nissan Motor Co Ltd , 日産自動車株式会社 , 株式会社日立製作所
发明人： OTSU HIDEKAZU , OKADA TAKASHI , UDONO NAOTADA , OSUGA MINORU , OSADA NAOKI , SUKETANI MASAHIKO , MITSUBORI ATSUSHI , FUJITA HIDEHIRO
IPC分类号： F02N11/08 , F02D45/00 , F02N9/02 , F02N15/00 , F02N99/00 , H02K7/18
CPC分类号： F02N99/006 , F02N11/0814 , F02N19/00 , F02N2200/046 , Y02T10/48
摘要： PROBLEM TO BE SOLVED: To materialize stable start by minimizing energy supplied by a second energy supply means other than combustion energy without accurately calculating combustion energy in starting an internal combustion engine by using combustion energy produced by fuel injection/ignition to a cylinder in a combustion stroke, and preventing poor start due to poor combustion.
SOLUTION: At a time of start of the internal combustion engine, energy from both of a first energy supply means by cylinder fuel injection, ignition and the like, the second energy supply means by a starter motor and the like is supplied to the internal combustion engine to start the internal combustion engine. After start of operation of the internal combustion engine, an operation state of the internal combustion engine is judged based on rotation speed or the like, and energy supply to the internal combustion engine from the second and the third energy supply means is stopped based on the judgment result.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过使燃烧能量以外的第二能量供给装置所提供的能量最小化，而不是通过使用通过燃料喷射/点火到气缸产生的燃烧能量来精确计算启动内燃机中的燃烧能量来实现稳定起动在燃烧行程中，并且防止由于不良燃烧引起的差的起动。解决方案：在内燃机起动时，通过气缸燃料喷射，点火等从第一能量供给装置的能量，通过起动电动机等将第二能量供给装置供给到内燃机启动内燃机。在内燃机开始运转之后，基于转速等判断内燃机的运转状态，根据第二能量供给装置和第三能量供给装置对内燃机的能量供给停止判断结果。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2006242082A Stop control method and stop control device for internal combustion engine 有权
标题翻译：用于内燃机的停止控制方法和停止控制装置
公开(公告)号：JP2006242082A
公开(公告)日：2006-09-14
申请号：JP2005058038
申请日：2005-03-02
申请人： Hitachi Ltd , Nissan Motor Co Ltd , 日産自動車株式会社 , 株式会社日立製作所
发明人： UDONO NAOTADA , OKADA TAKASHI , OSUGA MINORU , OTSU HIDEKAZU , OSADA NAOKI , SUKETANI MASAHIKO , MITSUBORI ATSUSHI , FUJITA HIDEHIRO
IPC分类号： F02D17/00 , F02D9/02 , F02D13/02 , F02D29/02 , F02D29/04 , F02D29/06 , F02D41/04 , F02D45/00
CPC分类号： F02D41/009 , F02D13/08 , F02D17/02 , F02D41/0002 , F02D41/042 , F02D2009/0245 , F02D2009/0247 , F02D2041/0095 , F02D2200/101 , F02D2200/1012 , Y02T10/42
摘要： PROBLEM TO BE SOLVED: To suppress vibration of an internal combustion engine at a time of stop of the internal combustion engine and to stabilize crank stop position based on piston position for improving startability of the internal combustion engine. SOLUTION: In a stop control method of the internal combustion engine 1 provided with a reciprocating piston 3 and a throttle 13 as an air quantity change means changing suction air quantity to a combustion chamber 5 and controlling piston stop position by changing suction air quantity, a condition such as rotation load of the internal combustion engine is estimated by a rotation load estimation means 34 after stop operation of the internal combustion engine 1 by a combustion completion control means 33, and suction air quantity is changed by the air quantity change means 35 according to the condition. The air quantity change means 35 reduces suction air quantity to predetermined quantity and then preferably increases suction air quantity to the predetermined quantity when rotation speed of the internal combustion engine reaches predetermined rotation speed. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了抑制内燃机停止时的内燃机的振动，并且为了提高内燃机的起动性，基于活塞位置稳定曲轴停止位置。解决方案：在具有往复运动活塞3和节气门13的内燃机1的停止控制方法中，空气量变化装置将吸入空气量改变到燃烧室5，并通过改变吸入空气来控制活塞停止位置在通过燃烧完成控制单元33停止内燃机1的运转后，通过旋转负荷推定单元34来估计内燃机的旋转载荷等条件，并且通过空气量变化来改变吸入空气量根据条件指35。空气量改变装置35将吸入空气量减少到预定量，然后当内燃机的转速达到预定转速时，优选将吸入空气量增加到预定量。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2007032358A Control device for internal combustion engine 审中-公开
标题翻译：内燃机控制装置
公开(公告)号：JP2007032358A
公开(公告)日：2007-02-08
申请号：JP2005214571
申请日：2005-07-25
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： UDONO NAOTADA , OKADA TAKASHI , OSUGA MINORU , OTSU HIDEKAZU
IPC分类号： F02D29/02 , F01N3/00 , F02D41/02 , F02D41/04 , F02D41/06 , F02D43/00 , F02D45/00 , F02N11/08 , F02P5/15
CPC分类号： F02N19/00 , F02D37/02 , F02D41/0235 , F02D41/065 , F02D2200/0602 , F02D2200/0802 , F02D2200/0814 , F02N11/0818 , F02N11/084 , F02N99/006 , F02N2200/0806 , F02N2200/0807 , F02N2200/0809 , F02N2200/122 , F02N2300/104 , F02N2300/2002 , Y02T10/48
摘要： PROBLEM TO BE SOLVED: To establish restart compatibly materializing improvement in starting performance and emission performance at start.
SOLUTION: Start assist quantity of start assist by a motor is set to an appropriate value based on catalyst temperature indicating a catalyst condition, captured oxygen quantity in the catalyst, combustion air-fuel ratio indicating change of combustion control, ignition timing, engine stop period, engine water temperature, a crank stop position and an engine condition such as rotation load.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：启动时启动兼容性实现起动性能和排放性能的提高。解决方案：基于催化剂条件，催化剂条件的催化剂温度，催化剂中的捕获氧量，燃烧控制的燃烧空燃比，燃烧控制的变化，点火正时，燃烧控制的燃烧空燃比，将电动机起动辅助量设定为适当的值，发动机停止时间，发动机水温，曲柄停止位置以及诸如旋转负载的发动机状态。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2008157256A Control device for cylinder direct injection engine 有权
标题翻译：气缸直接喷射发动机的控制装置
公开(公告)号：JP2008157256A
公开(公告)日：2008-07-10
申请号：JP2008035445
申请日：2008-02-18
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： YOSHIDA TAKASHI , UDONO NAOTADA , OKAMOTO TAKASHI , OSUGA MINORU , INNAMI TOSHIYUKI
IPC分类号： F02N11/08 , F02D41/06 , F02D43/00 , F02D45/00 , F02N9/02
CPC分类号： Y02T10/48
摘要： PROBLEM TO BE SOLVED: To solve a problem wherein a variable valve train is used for an exhaust valve in order to improve startability and engine speed is raised to complete explosion rotation speed by using only torque provided by combustion, but it is difficult to provide good startability since torque provided by combustion is unstable in a very low speed region at an early stage of start in the conventional technology.
SOLUTION: A control device for an engine for injecting fuel directly into a cylinder is provided with: a means for discriminating a stroke of each cylinder in start of the engine; a means for discriminating piston stop positions; and a mechanism for controlling the piston stop positions, and executes control making a motor start cranking after initial explosion in start of the engine, injecting fuel to two or more cylinders during strokes in start, and executing ignition within crank angle 180° from start in two or more cylinders.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题为了解决使用可变气门机构来提高起动性的可变气门机构的问题，并且通过仅使用由燃烧提供的转矩来提高发动机转速来完成爆炸转速，但是困难以提供良好的起动性，因为在传统技术的起动的早期阶段，在非常低的速度区域中由燃烧提供的扭矩是不稳定的。解决方案：用于将燃料直接喷射到气缸中的用于发动机的控制装置设置有：用于区分发动机起动中的每个气缸的行程的装置; 用于区分活塞停止位置的装置; 以及用于控制活塞停止位置的机构，并且执行控制，使发动机起动后的初始爆炸之后的电动机起动起动，在起动时的行驶期间将燃料喷射到两个或更多个气缸，并且在从起动开始的曲柄角度180°内执行点火两个或多个气瓶。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2006242088A Device and method for starting internal combustion engine 有权
标题翻译：用于启动内燃机的装置和方法
公开(公告)号：JP2006242088A
公开(公告)日：2006-09-14
申请号：JP2005058098
申请日：2005-03-02
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： OKADA TAKASHI , UDONO NAOTADA , OSUGA MINORU , OTSU HIDEKAZU
IPC分类号： F02N11/08 , F02D45/00 , F02N9/02 , F02N15/00 , F02N99/00 , H02K7/18
CPC分类号： F02N11/006 , F02N11/04 , F02N99/006 , F02N2019/008 , F02N2200/021
摘要： PROBLEM TO BE SOLVED: To materialize stable start by minimizing energy supplied by a second energy supply means other than combustion energy without accurately calculating combustion energy in starting an internal combustion engine by using combustion energy produced by fuel injection/ignition to a cylinder in a combustion stroke, and preventing poor start due to poor combustion. SOLUTION: At a time of start of the internal combustion engine, all energy from a first energy supply means by cylinder fuel injection, ignition and the like, the second energy supply means by a starter motor and the like, and a third energy supply means by a motor-generator or the like is supplied to the internal combustion engine to start the internal combustion engine. After start of operation of the internal combustion engine, an operation state of the internal combustion engine is judged based on rotation speed or the like, and energy supply to the internal combustion engine from the second and the third energy supply means is stopped based on the judgment result. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过使燃烧能量以外的第二能量供给装置所提供的能量最小化，而不是通过使用通过燃料喷射/点燃到气缸产生的燃烧能量来精确计算启动内燃机中的燃烧能量来实现稳定起动在燃烧行程中，并且防止由于不良燃烧引起的差的起动。解决方案：在内燃机启动时，来自第一能量供应装置的所有能量通过气缸燃料喷射，点火等方式，第二能量供应装置由起动电动机等和第三能量供应装置通过电动发电机等的能量供给装置被供给到内燃机以启动内燃机。在内燃机开始运转之后，基于转速等判断内燃机的运转状态，根据第二能量供给装置和第三能量供给装置对内燃机的能量供给停止判断结果。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005282393A Control device for cylinder direct injection type engine 有权
标题翻译：气缸直喷式发动机控制装置
公开(公告)号：JP2005282393A
公开(公告)日：2005-10-13
申请号：JP2004094003
申请日：2004-03-29
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： YOSHIDA TAKASHI , UDONO NAOTADA , OKAMOTO TAKASHI , OSUGA MINORU , INNAMI TOSHIYUKI
IPC分类号： F02P5/15 , F02D29/02 , F02D41/02 , F02D41/06 , F02D45/00 , F02N9/04 , F02N11/08 , F02N19/00 , F02N17/08
摘要： PROBLEM TO BE SOLVED: To solve the problem in a conventional technology that for the object of improving startability, a variable valve system has been used as an exhaust valve, using only torque obtained from combustion to reach complete explosion rotational speed, however, in the region of very low rotational speed at the beginning of starting, torque obtained from combustion is unstable, and it is difficult to obtain good startability.
SOLUTION: The control device for an engine capable of injecting fuel directly inside cylinders is equipped with a means for determining the stroke of each of the cylinders at starting of the engine, a means for determining the piston stopping position, and a mechanism for controlling the piston stopping position. Upon starting the engine, the device is structured to control so that: a motor starts cranking after the initial combustion and expansion; during a stroke upon starting, fuel injection is performed with two cylinders or more; and from the start of the engine, ignition is performed within 180° of a crank angle in two or more cylinders.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题为了解决现有技术中的问题，为了提高起动性，目前已经使用可变气门系统作为排气阀，仅使用从燃烧获得的转矩来达到完全的爆炸转速，然而，，在起动开始时的转速非常低的区域，由燃烧得到的转矩不稳定，难以获得良好的起动性。解决方案：用于能够直接在气缸内喷射燃料的发动机的控制装置配备有用于在发动机起动时确定每个气缸的行程的装置，用于确定活塞停止位置的装置，以及机构用于控制活塞停止位置。在启动发动机时，该装置被构造成控制，使得：电动机在初始燃烧和膨胀之后开始起动; 在起动时的行程中，在两缸以上进行燃料喷射; 并且从发动机起动，在两个或更多个气缸中的曲轴角度的180°内进行点火。版权所有（C）2006，JPO＆NCIPI

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