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公开(公告)号：JP2008121426A
公开(公告)日：2008-05-29
申请号：JP2006302752
申请日：2006-11-08
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ICHISE MASAHARU
CPC classification number: Y02T10/44
Abstract: PROBLEM TO BE SOLVED: To provide a fuel injection control device of an internal combustion engine capable of suppressing variation of fuel injection quantity at a time of feed pressure injection even when pulsation is generated in a fuel pressure when a plunger of an engine drive type high pressure pump reciprocates.
SOLUTION: An electronic control device 100 executes split injection injecting fuel by splitting in a plurality of times in the feed pressure injection. The electronic control device 100 detects a half cycle in a reciprocation period of the plunger 22 of the high pressure pump 20 in the split injection, and sets an interval of each injection so that an injection interval Tint of two injections out of the split injections becomes equal to the detected half cycle.
COPYRIGHT: (C)2008,JPO&INPITAbstract translation: 要解决的问题：提供一种内燃机的燃料喷射控制装置，其能够抑制进料压力喷射时的燃料喷射量的变化，即使当发动机的柱塞在燃料压力下产生脉动时 驱动式高压泵往复运动。 解决方案：电子控制装置100通过在进给压力注入中多次分离来执行分离喷射喷射燃料。 电子控制装置100以分割喷射的方式检测高压泵20的柱塞22的往复运动周期的半周期，并且设定每次喷射的间隔，使得从分离喷射中的两次喷射的喷射间隔Tint变为 等于检测到的半周期。 版权所有（C）2008，JPO＆INPIT
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公开(公告)号：JP2007162481A
公开(公告)日：2007-06-28
申请号：JP2005356039
申请日：2005-12-09
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： IRISAWA YASUYUKI , ICHISE MASAHARU
CPC classification number: Y02T10/144
Abstract: PROBLEM TO BE SOLVED: To provide an internal combustion engine with a supercharger reducing difference of generated torque between cylinder groups in the internal combustion engine with the supercharger using only exhaust gas from a cylinder of part of cylinder group out of a plurality of cylinder groups for driving the supercharger. SOLUTION: In the internal combustion engine with the supercharger using only exhaust gas from the cylinder of a part of cylinder groups 100 out of the plurality of cylinder groups 100, 200 for driving the supercharger 103, air from the supercharger 103 is supplied to only cylinders of a part of the cylinder group 100, and a generated torque difference reduction means reducing difference between torque generated by the cylinder group 100 to which air form the supercharger 103 is supplied, and torque generated by the cylinder group 200 to which air form the supercharger 103 is not supplied, is provided. COPYRIGHT: (C)2007,JPO&INPIT
Abstract translation: 要解决的问题：提供一种具有增压器的内燃机，其使用仅使用来自多个气缸组中的一部分气缸组的气缸的排气来减小内燃机中的气缸组之间的发电扭矩的差异与增压器 用于驱动增压器的气缸组。 解决方案：在具有增压器的内燃机中，仅使用来自多个用于驱动增压器103的多个气缸组100,200中的气缸组100的一部分的气缸的气缸的排气，来自增压器103的空气被供给 仅产生气缸组100的一部分的气缸，并且产生的转矩差减小装置减小由提供增压器103的空气的气缸组100产生的转矩之间的差，以及由气缸组200产生的转矩， 形成增压器103未被提供。 版权所有（C）2007，JPO＆INPIT
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3.发明专利
公开(公告)号：JP2005214042A
公开(公告)日：2005-08-11
申请号：JP2004020163
申请日：2004-01-28
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： KASHIWAKURA TOSHIMI , NOKAWA SHINICHIRO , ICHISE MASAHARU
Abstract: PROBLEM TO BE SOLVED: To suppress the rise of the temperature of a fuel injection valve directly jetting a fuel into a cylinder.
SOLUTION: This internal combustion engine is a reciprocating one in which a piston reciprocates in a cylinder. The internal combustion engine comprises the fuel injection valve 3 to which the fuel is supplied from a delivery pipe 20 and directly jetting the fuel into the cylinder in which the piston performs reciprocating motion and a cylinder head 2 to which the fuel injection valve 2 is fitted, divided around the fuel injection valve 3 in the axis Zi direction of the fuel injection valve 3, and having an insulation part 10 formed between divided first member 2a and second member 2b.
COPYRIGHT: (C)2005,JPO&NCIPIAbstract translation: 要解决的问题：抑制将燃料直接喷射到气缸中的燃料喷射阀的温度上升。 解决方案：该内燃机是往复运动的，其中活塞在气缸中往复运动。 内燃机包括燃料喷射阀3，燃料从输送管20供给到燃料喷射阀3，并且直接将燃料喷射到活塞执行往复运动的气缸中;燃料喷射阀2与气缸盖2配合 在燃料喷射阀3的轴Zi方向上围绕燃料喷射阀3分割，并且在分割的第一部件2a和第二部件2b之间形成绝缘部10。 版权所有（C）2005，JPO＆NCIPI
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公开(公告)号：JP2005133660A
公开(公告)日：2005-05-26
申请号：JP2003371598
申请日：2003-10-31
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： KASHIWAKURA TOSHIMI , NOKAWA SHINICHIRO , ICHISE MASAHARU
CPC classification number: Y02T10/125
Abstract: PROBLEM TO BE SOLVED: To restraint the torque of an internal combustion engine from being degraded by restraining fuel injected into a cylinder from being unevenly diffused. SOLUTION: This internal combustion engine control device 10 controls an internal combustion engine equipped with cylinder injection valves and pistons formed with cavities having side walls. The internal combustion engine controller 10 comprises a combustion discrimination section 21 for discriminating if combustion of the internal combustion engine is performed in a homogeneous combustion region, and an injection timing determination section 22 for prohibiting fuel injection from the cylinder injection valve in such a period that fuel injected from the cylinder injection valve collides with the side wall of the cavity formed on the piston, in the case that the combustion region is taken as a homogeneous combustion region. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract translation: 要解决的问题：通过限制喷射到气缸中的燃料不均匀地扩散来限制内燃机的转矩降低。 解决方案：该内燃机控制装置10控制配备有气缸喷射阀和形成有具有侧壁的空腔的活塞的内燃机。 内燃机控制器10包括：燃烧判别部21，用于鉴别在均匀燃烧区域内是否进行内燃机的燃烧;以及喷射正时判定部22，其在气缸喷射阀的禁止燃料喷射的期间内， 在将燃烧区域作为均匀燃烧区域的情况下，从气缸喷射阀喷射的燃料与形成在活塞上的空腔的侧壁相撞。 版权所有（C）2005，JPO＆NCIPI
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5.发明专利Fuel supply device of internal combustion engine and fuel injection controlling method 审中-公开内燃机燃油供应装置及燃油喷射控制方法
公开(公告)号：JP2010053738A
公开(公告)日：2010-03-11
申请号：JP2008218237
申请日：2008-08-27
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ICHISE MASAHARU
CPC classification number: F02D41/3094
Abstract: PROBLEM TO BE SOLVED: To reduce the sense of sound change due to a steep increase of the working sound of an internal combustion engine which occurs at changing-over from the fuel injection using only an injector for suction passage injection to the fuel injection using an injector for cylinder injection. SOLUTION: In the internal combustion engine equipped with the injector 120 for suction passage injection and the injector 110 for cylinder injection, a divided injection in which the fuel injection made by the injector 120 is divided into a plurality of injecting runs, is conducted at transition from the fuel injecting period using the injector 120 solely into the fuel injecting period using the injector 110 for cylinder injection. COPYRIGHT: (C)2010,JPO&INPIT
Abstract translation: 要解决的问题：为了减少由于仅使用用于吸入通道注入的喷射器向燃料的燃料喷射的转换而发生的内燃机的工作声音的急剧增加的声音变化的感觉 注射使用注射器进行气缸注射。 解决方案：在配备有用于吸入通道注入的喷射器120和用于气缸喷射的喷射器110的内燃机中，将由喷射器120制成的燃料喷射分成多个喷射运行的分割喷射是 使用喷射器120从燃料喷射期间过渡到仅使用喷射器110进行喷射的燃料喷射期间。 版权所有（C）2010，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2008281012A
公开(公告)日：2008-11-20
申请号：JP2008218378
申请日：2008-08-27
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： KOMORI KEISUKE , ICHISE MASAHARU
CPC classification number: Y02T10/121
Abstract: PROBLEM TO BE SOLVED: To provide an internal combustion engine for suppressing combustion dispersion among cylinders by uniforming the amount of exhaust gas to be recirculated in each of the cylinders. SOLUTION: In a V-8 unequally-spaced ignition engine, the heat conductivity of an exhaust passage for a fourth cylinder #4, a fifth cylinder #5, a seventh cylinder #7, and an eighth cylinder #8 where overlap periods do not overlap one another in an exhaust stroke is set to be lower than that of the passage area of an exhaust passage for a first cylinder #1, a second cylinder #2, a third cylinder #3, and a sixth cylinder #6 where overlap periods overlap one another in an exhaust stroke in the specified cylinders. COPYRIGHT: (C)2009,JPO&INPIT
Abstract translation: 解决的问题：提供一种用于通过使每个气缸中的再循环排气量均匀化来抑制气缸之间的燃烧分散的内燃机。 解决方案：在V-8不相等的点火发动机中，重叠的第四气缸＃4，第五气缸＃5，第七气缸＃7和第八气缸＃8的排气通道的导热率 排气冲程中的时间段彼此不重叠，设定为低于第一气缸＃1，第二气缸＃2，第三气缸＃3和第六气缸＃6的排气通道的通道面积 其中重叠周期在指定气缸中的排气冲程中彼此重叠。 版权所有（C）2009，JPO＆INPIT
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公开(公告)号：JP2008069739A
公开(公告)日：2008-03-27
申请号：JP2006250910
申请日：2006-09-15
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ICHISE MASAHARU
Abstract: PROBLEM TO BE SOLVED: To reduce performance difference by securing stable output in right and left cylinder groups regardless of the presence or absence of supercharging in an internal combustion engine.
SOLUTION: In a V-type six-cylinder engine, the cylinder groups wherein a plurality of cylinders are arranged to be divided into right and left first bank 12 and second bank 13 are provided, a first intake pipe 50 and a second intake pipe 51 are connected to the cylinder groups of the banks 12 and 13, a first exhaust pipe 60 and a second exhaust pipe 61 are connected, and a first preceding step three way catalyst 62 and a second preceding step three way catalyst 63 are provided in the exhaust pipes 60 and 61, a turbocharger 67 is disposed only in the cylinder group of the first bank 12 so as to supercharge the cylinder group of the second bank 13, and output on the first bank 12 side having the turbocharger 67 is set to be larger than output on the second bank 13 side not having the turbocharger.
COPYRIGHT: (C)2008,JPO&INPITAbstract translation: 要解决的问题：通过确保右侧和左侧气缸组中的稳定输出来降低性能差异，而不管内燃机是否存在增压。 解决方案：在V型六缸发动机中，设置有多个气缸被布置成分为右和左第一组12和第二组13的气缸组，第一进气管50和第二排 进气管51连接到组12和13的气缸组，连接第一排气管60和第二排气管61，并且设置第一前一步骤三元催化剂62和第二前进步骤三元催化剂63 在排气管60和61中，涡轮增压器67仅设置在第一组12的气缸组中，以便对第二组13的气缸组进行增压，并且设置在具有涡轮增压器67的第一组12侧上的输出 大于不具有涡轮增压器的第二组13侧的输出。 版权所有（C）2008，JPO＆INPIT
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公开(公告)号：JP2007323903A
公开(公告)日：2007-12-13
申请号：JP2006151645
申请日：2006-05-31
Applicant: Denso Corp , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社デンソー
Inventor： KASHIWAKURA TOSHIMI , MIYASHITA SHIGEKI , ICHISE MASAHARU , SUGIMOTO TOMOJIRO , HASHINASHI KEN , IWAMI ATSUSHI
CPC classification number: Y02T10/125
Abstract: PROBLEM TO BE SOLVED: To provide a technique suppressing generation of discharge at a position different from that of a discharge gap by preventing discharge at the discharge gap between electrodes from being carried by an airflow in a combustion chamber, in a spark plug.
SOLUTION: This spark plug 1 is provided with: a tubular housing 4 having an end 4a projecting into a combustion chamber of an internal combustion engine; a center electrode 2 having a tip 2a arranged by being spaced apart from the end 4a of the housing 4; a ground electrode 7 extending from the end 4a of the housing 4 to the inside of the combustion chamber relative to the tip 2a of the center electrode 2, and forming the discharge gap between the tip 2a of the center electrode 2 and itself. A through-hole 8 is formed at the end 4a of the housing 4.
COPYRIGHT: (C)2008,JPO&INPITAbstract translation: 要解决的问题：为了提供一种通过防止在电极之间的放电间隙的放电由燃烧室中的气流携带而在与放电间隙不同的位置产生放电的技术，在火花塞 。 解决方案：该火花塞1设置有：管状壳体4，其具有突出到内燃机的燃烧室中的端部4a; 中心电极2具有通过与壳体4的端部4a间隔开地布置的尖端2a; 接地电极7，其从壳体4的端部4a相对于中心电极2的端部2a延伸到燃烧室的内部，并且在中心电极2的尖端2a与其自身之间形成放电间隙。 通孔8形成在壳体4的端部4a处。版权所有（C）2008，JPO＆INPIT
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公开(公告)号：JP2005133663A
公开(公告)日：2005-05-26
申请号：JP2003371715
申请日：2003-10-31
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： NOKAWA SHINICHIRO , ICHISE MASAHARU , KASHIWAKURA TOSHIMI
CPC classification number: F02D41/3094 , F02D41/3029 , F02D41/401 , F02D41/402 , F02D2041/389 , Y02T10/44
Abstract: PROBLEM TO BE SOLVED: To improve torque in the case of adopting direct injection and port injection in combination in a homogeneous combustion zone.
SOLUTION: The control unit 10 of the internal combustion engine includes a combustion-judgement part 21, an injection-judgement part 22, and a direct injection-timing decision part 23. The combustion-judgement part 21 judges whether the internal combustion engine is operated in the homogeneous combustion zone or not. In the injection-judgement part 22, in the case of the engine being operated in the homogeneous combustion zone and beside the number of revolution being in the range of specified number of revolution, the engine is judged to be in injection conditions for carrying out fuel-injection from both of the port-injection valve and a direct injection valve. In the direct injection-timing decision part 23, in the case that the injection condition is for fuel-injection from both injection valves; in the range of low revolution, the fuel-injection-timing by the direct injection valve is set on the intake bottom-dead-center side, while in the range of high revolution, the fuel-injection timing by the direct injection valve is set on the intake top-dead-center side.
COPYRIGHT: (C)2005,JPO&NCIPIAbstract translation: 要解决的问题：在均匀燃烧区域中采用直接喷射和喷射口组合的情况下，提高转矩。 解决方案：内燃机的控制单元10包括燃烧判定部21，喷射判定部22和直接喷射时刻判定部23.燃烧判定部21判断内燃 发动机在均质燃烧区内运行。 在喷射判定部22中，在发动机在均匀燃烧区域中运转的情况下，除了转数在规定转速的范围之外，发动机被判断为用于进行燃料的喷射条件 从喷射阀和直接喷射阀都注入。 在直接喷射定时判定部23中，在从两个喷射阀进行燃料喷射的情况下， 在低转速的范围内，通过直接喷射阀的燃料喷射正时被设定在进气下死点侧，而在高转速的范围内，通过直接喷射阀设定燃料喷射正时 在入口上死点的一侧。 版权所有（C）2005，JPO＆NCIPI
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公开(公告)号：JP2005127289A
公开(公告)日：2005-05-19
申请号：JP2003366375
申请日：2003-10-27
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： NOKAWA SHINICHIRO , ICHISE MASAHARU , KASHIWAKURA TOSHIMI
Abstract: PROBLEM TO BE SOLVED: To provide a fuel injection device for an internal combustion engine capable of eliminating waste of fuel supplied to an internal combustion engine and eliminating unnecessary friction of the internal combustion engine.
SOLUTION: This fuel injection device for an internal combustion engine is provided with a high-pressure fuel injection valve for injecting high-pressure fuel, which is low-pressure fuel pressurized by a low-pressure pump, discharged and supplied to a high-pressure pump 5, and further pressurized by the high-pressure pump 5 to be discharged therefrom, and a low-pressure fuel injection valve for injecting low-pressure fuel pressurized by the low-pressure pump and discharged therefrom. The fuel injection device comprises an actuator 6 as a discharge suppressing means for setting the high-pressure fuel discharging amount of the high-pressure pump 5 to approximately 0 when the high-pressure fuel injection valve is not operated. When the high-pressure fuel injection valve is not operated, a connection between the high pressure pump 5 and a pump drive cam 12 as a drive source for driving the high-pressure pump 5 is released by the actuator 6.
COPYRIGHT: (C)2005,JPO&NCIPIAbstract translation: 要解决的问题：提供一种能够消除供给内燃机的燃料的浪费并消除内燃机的不必要的摩擦的内燃机的燃料喷射装置。 解决方案：这种用于内燃机的燃料喷射装置设置有用于喷射由低压泵加压的低压燃料的高压燃料的高压燃料喷射阀，其被排出并供给到 高压泵5进一步被高压泵5加压以从其排出;以及低压燃料喷射阀，用于喷射由低压泵加压并被排出的低压燃料。 燃料喷射装置包括作为放电抑制装置的致动器6，用于在不操作高压燃料喷射阀时将高压泵5的高压燃料排出量设定为大约0。 当高压燃料喷射阀不工作时，作为用于驱动高压泵5的驱动源的高压泵5与作为驱动源的泵驱动凸轮12之间的连接由致动器6释放。版权所有： （C）2005，JPO＆NCIPI
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