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    • 1. 发明专利
    • Reforming system
    • 改造系统
    • JP2013237581A
    • 2013-11-28
    • JP2012110806
    • 2012-05-14
    • Toyota Industries Corp株式会社豊田自動織機Toyota Motor Corpトヨタ自動車株式会社
    • YUMOTO SHUJIFUJI TAKASHIMATSUMOTO SHOHEIFUJIWARA HIROFUMIKUBO HIDETOTANAKA HITOSHIKOJIMA SUSUMUSUGIMOTO TOMOJIROSHIMIZU RIO
    • C01B3/38
    • PROBLEM TO BE SOLVED: To provide a reforming system enabling the further shortening of an arrival time of a reforming catalyst to a reformable temperature at the start of a reformer.SOLUTION: A reforming system provided with a reformer that takes in a hydrogen-based fuel together with air as a gas mixture to generate hydrogen and has a reforming catalyst and an oxidation catalyst disposed on an upstream side more than the reforming catalyst, includes a reducing atmosphere holding means that is disposed on an upstream side of the reformer and maintains a carrier of a normal temperature starting catalyst in a reduced state over an operation shutdown period of the reformer, the normal temperature starting catalyst being disposed in an upstream side passage in fluid communication with the reformer, self-heating by an oxidation reaction at normal temperature when the carrier is in the reduced state, and reforming the hydrogen-based fuel to generate hydrogen. The reducing atmosphere holding means is configured to extrude a remaining gas in the normal temperature starting catalyst to fill the normal temperature starting catalyst with the hydrogen-based fuel upon the shutdown of the reformer.
    • 要解决的问题:提供一种能够在重整器开始时将重整催化剂的到达时间进一步缩短至可重整温度的重整系统。解决方案:一种重整系统,其具有引入氢基燃料的重整器 与作为气体混合物的空气一起产生氢气,并且在重整催化剂的上游侧具有重整催化剂和设置在上游侧的氧化催化剂,包括还原气体保持装置,其设置在重整器的上游侧并保持载体 的常温起动催化剂在重整器的运转停止期间处于降低状态,常温起动催化剂配置在与重整器流体连通的上游侧通路中,在常温下通过氧化反应进行自加热, 载体处于还原状态,并且重整氢基燃料以产生氢。 还原气体保持装置被配置为在正常温度起始催化剂中挤出剩余气体,以在重整器关闭时用氢基燃料填充常温起始催化剂。
    • 2. 发明专利
    • Reforming system
    • 改造系统
    • JP2013237580A
    • 2013-11-28
    • JP2012110790
    • 2012-05-14
    • Toyota Industries Corp株式会社豊田自動織機Toyota Motor Corpトヨタ自動車株式会社
    • MATSUMOTO SHOHEIYUMOTO SHUJIKUBO HIDETOFUJI TAKASHIFUJIWARA HIROFUMITANAKA HITOSHIYOSHIHARA KOJIKOJIMA SUSUMUSUGIMOTO TOMOJIROSHIMIZU RIO
    • C01B3/38
    • PROBLEM TO BE SOLVED: To provide a reforming system capable of bringing out the effect of a normal temperature starting catalyst effectively, and enabling the further shortening of an arrival time of a reforming catalyst to a reformable temperature.SOLUTION: A reforming system includes a reducing atmosphere holding means that maintains a carrier of a normal temperature starting catalyst in a reduced state over an operation shutdown period of a reformer, the normal temperature starting catalyst being disposed in the reformer, being a catalyst that reforms a hydrogen-based fuel to generate hydrogen, and self-heating by the reaction of oxygen and the carrier at normal temperature when the carrier of the catalyst is in the reduced state. The reducing atmosphere holding means has a first control valve that controls inflow of air into the reformer, a second control valve that controls emission of a reformed gas from the reformer, and a fuel injection system that supplies the hydrogen-based fuel to an upstream side passage between the first control valve and the reformer. The system controls so that a remaining gas in the reformer is extruded to fill the reformer with the hydrogen-based fuel upon the shutdown of the reformer.
    • 要解决的问题:提供能够有效地提高常温起动催化剂的效果的重整系统,能够将重整催化剂的到达时间进一步缩短至可重整温度。解决方案:重整系统包括还原 气氛保持装置,在重整器的操作停止期间,将常温起动催化剂的载体维持在降低的状态,常温起动催化剂配置在重整器中,催化剂改性氢基燃料以产生氢气 并且当催化剂的载体处于还原状态时,通过氧和载体在常温下的反应自加热。 还原气体保持装置具有控制进入重整器的空气的流入的第一控制阀,控制来自重整器的重整气体的排出的第二控制阀,以及向上游侧供给氢系燃料的燃料喷射系统 第一控制阀和重整器之间的通道。 系统控制使得重整器中的剩余气体在重整器关闭时被挤出以用氢基燃料填充重整器。
    • 3. 发明专利
    • Reforming system
    • 改造系统
    • JP2013212954A
    • 2013-10-17
    • JP2012084070
    • 2012-04-02
    • Toyota Industries Corp株式会社豊田自動織機Toyota Motor Corpトヨタ自動車株式会社
    • YUMOTO SHUJIFUJI TAKASHIMATSUMOTO SHOHEIFUJIWARA HIROFUMIKUBO HIDETOTANAKA HITOSHIKOJIMA SUSUMUSUGIMOTO TOMOJIROSHIMIZU RIO
    • C01B3/38H01M8/04H01M8/06
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a reforming system enabling the arrival time of a reforming catalyst at a refomable temperature to be further shortened, which is superior also from the standpoint of power consumption.SOLUTION: There is provided a reforming system having a reformer for generating hydrogen by taking in a hydrogen system fuel at least containing hydrogen as a constituent together with air in mixed-gas form from an inlet part. The reformer includes a reforming catalyst for modifying the hydrogen system fuel to generate hydrogen and an oxidizing catalyst disposed on the upper stream side than the reforming catalyst to oxidize in the presence of oxygen. In the reforming system, there are provided a heat exchanger disposed on the farther downstream side than the reformer to heat-exchange with a modified gas generated by modifying the mixed gas, a heat accumulator for accumulating the heat moved from the modified gas by means of the heat exchanger, and a catalyst temperature raising unit for promoting a temperature rise in the oxidizing catalyst by utilizing the heat stored in the heat accumulator.
    • 要解决的问题:提供能够进一步缩短重整催化剂在可再热温度下的到达时间的重整系统,其从功耗的角度也是优异的。提供一种重整系统,其具有重整器 通过从入口部分吸入至少含有氢气作为组分的氢系统燃料与空气混合气体形式产生氢气。 重整器包括用于改变氢系统燃料以产生氢气的重整催化剂和设置在重整催化剂上游侧的氧化催化剂,以在氧气存在下氧化。 在重整系统中,设置有比重整器更远的下游侧设置热交换器,与通过改变混合气体而产生的改性气体进行热交换;蓄热器,其通过借助于 热交换器和催化剂升温单元,用于通过利用储存在蓄热器中的热量来促进氧化催化剂的温度升高。
    • 4. 发明专利
    • Hydrogen generating apparatus
    • 氢气发生装置
    • JP2013234079A
    • 2013-11-21
    • JP2012106045
    • 2012-05-07
    • Toyota Industries Corp株式会社豊田自動織機Toyota Motor Corpトヨタ自動車株式会社
    • FUJIWARA HIROFUMIKUBO HIDETOFUJI TAKASHIMATSUMOTO SHOHEIYUMOTO SHUJITANAKA HITOSHIKOJIMA SUSUMUSUGIMOTO TOMOJIROSHIMIZU RIO
    • C01B3/38F02M27/02
    • Y02T10/126
    • PROBLEM TO BE SOLVED: To provide a hydrogen generating apparatus which can rapidly raise the temperature of a reforming catalyst and shortens the time required for restart.SOLUTION: When a hydrogen generating apparatus 10 is stopped, a first shutoff valve 26 and a second shutoff valve 28 are closed to form a closed space 32 in a reforming line 30. Hydrogen-based fuel is supplied to a reformer 18 in the closed space 32 and the hydrogen-based fuel causes reforming reaction by the residual heat of the reformer 18, whereby hydrogen becomes present in the closed space 32. When starting the hydrogen generating apparatus 10, the reformer 18 is heated to the combustion temperature of hydrogen or the combustion temperature of the hydrogen-based fuel. From this state, oxygen is made to flow therein by opening the first shutoff valve 26 and the second shutoff valve 28 to burn the hydrogen or hydrogen-based fuel. The reforming catalyst in the reformer 18 is rapidly heated to its activation temperature by heat generated by the combustion reaction of the hydrogen or hydrogen-based fuel.
    • 要解决的问题:提供一种能够快速提高重整催化剂的温度并缩短重新启动所需时间的氢生成装置。解决方案:当氢生成装置10停止时,第一截止阀26和第二截止阀 28被封闭以在重整管线30中形成封闭空间32.氢基燃料被供给到封闭空间32中的重整器18,氢基燃料通过重整器18的剩余热量引起重整反应,由此氢 存在于封闭空间32中。当启动氢气发生装置10时,将重整器18加热至氢的燃烧温度或氢燃料的燃烧温度。 从该状态,通过打开第一截止阀26和第二截止阀28来使氧流入其中以燃烧氢或氢基燃料。 重整器18中的重整催化剂由氢或氢基燃料的燃烧反应产生的热量迅速加热至其活化温度。
    • 5. 发明专利
    • Reformer
    • 改造者
    • JP2013212953A
    • 2013-10-17
    • JP2012084017
    • 2012-04-02
    • Toyota Industries Corp株式会社豊田自動織機Toyota Motor Corpトヨタ自動車株式会社
    • MATSUMOTO SHOHEIKUBO HIDETOFUJI TAKASHIYUMOTO SHUJIFUJIWARA HIROFUMITANAKA HITOSHIKOJIMA SUSUMUSUGIMOTO TOMOJIROSHIMIZU RIO
    • C01B3/38
    • PROBLEM TO BE SOLVED: To provide a reformer configured to enable further reliable improvement of temperature equalization all over oxidizing catalyst and reforming catalyst.SOLUTION: This invention relates to a reformer for generating hydrogen by modifying a hydrogen-based fuel containing at least hydrogen as a constituent. The reformer includes a catalyst unit composed of reforming catalyst and oxidizing catalyst, and an exterior housing structure for housing the catalyst unit therein, which has an inlet part for taking in the hydrogen-based fuel together with air as a mixed gas from an upstream passage disposed upstream of the oxidizing catalyst, an outlet part for releasing a generated reformed gas to a downstream passage disposed downstream of the reforming catalyst, and an outer peripheral wall part for closing around the external perimeter of the reforming catalyst and the oxidizing catalyst. A heat insulating material is disposed on an inner wall of the outer peripheral wall part of the exterior housing structure, a metal tape is disposed on the external perimeter of the oxidizing catalyst and reforming catalyst, and a metal tape is disposed also between the oxidizing catalyst, reforming catalysts, and the heat insulating material.
    • 要解决的问题:提供一种重整器,其被配置为能够进一步可靠地改善全部氧化催化剂和重整催化剂的温度均衡。解决方案:本发明涉及通过将至少含有氢的氢基燃料改性为 组分。 重整器包括由重整催化剂和氧化催化剂组成的催化剂单元,以及用于将催化剂单元容纳在其中的外部壳体结构,其具有用于从空气作为混合气体从上游通道吸入氢基燃料的入口部分 设置在氧化催化剂的上游,用于将生成的重整气体释放到设置在重整催化剂下游的下游通道的出口部分和用于关闭重整催化剂和氧化催化剂外周的外周壁部分。 绝热材料设置在外壳体结构的外周壁部的内壁上,金属带设置在氧化催化剂和重整催化剂的外周上,金属带也设置在氧化催化剂 ,重整催化剂和绝热材料。
    • 6. 发明专利
    • Fuel injection valve
    • 燃油喷射阀
    • JP2007321592A
    • 2007-12-13
    • JP2006150289
    • 2006-05-30
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHIMIZU NOBUYUKISUGIMOTO TOMOJIRO
    • F02M61/18
    • PROBLEM TO BE SOLVED: To provide a fuel injection valve suppressing decrease in fuel injection amount.
      SOLUTION: The fuel injection valve 1 has a main body 3 and an injection hole 4 formed in the main body, and injects fuel to an external space 100 through the injection hole. In the fuel injection valve, a specified portion 10a of the injection hole near a fuel outlet side is larger in surface roughness than an area 10b other than the specified part in an inner peripheral face 10 of the injection hole. The specified part is formed to the inner peripheral face of the injection hole. The injection hole is formed to be larger in cross-sectional area on a fuel inlet side than the fuel outlet side.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种抑制燃料喷射量的降低的燃料喷射阀。 解决方案:燃料喷射阀1具有形成在主体中的主体3和喷射孔4,并且通过喷射孔将燃料喷射到外部空间100。 在燃料喷射阀中,喷射孔附近的喷射孔的指定部分10a的表面粗糙度大于喷射孔的内周面10中除了特定部分之外的区域10b。 指定部分形成在喷射孔的内周面上。 喷射孔形成为比燃料出口侧在燃料入口侧的横截面面积大。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Internal combustion engine
    • 内燃机
    • JP2007177656A
    • 2007-07-12
    • JP2005375071
    • 2005-12-27
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • KASHIWAKURA TOSHIMISUGIMOTO TOMOJIROICHISE MASAHARUIWAMI ATSUSHI
    • F02M25/07F02D43/00
    • Y02T10/121
    • PROBLEM TO BE SOLVED: To enable low NOx combustion equivalent to very lean combustion in a first cylinder group equipped with a supercharger even in a second cylinder group not equipped with the supercharger in an internal combustion engine having two cylinder groups (a first cylinder group and a second cylinder group) whose suction passages are mutually independent, and equipped with a supercharger disposed only in a suction passage of the first cylinder group, and driven by the exhaust gas from the first cylinder group.
      SOLUTION: The exhaust gas is extracted from upstream side of the supercharger 20 in the exhaust passage 12 of the first cylinder group 2, and fed into the second cylinder group 32. Preferably the upstream side in the supercharger 20 of the exhaust passage 12 of the first cylinder group 2 and the combustion chambers of each cylinder of the second cylinder group 32 is directly communicated via a communication pipe 60.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:即使在具有两个气缸组的内燃机中,即使在不配备增压器的第二气缸组中,也可以使第一气缸组中的非常贫燃燃烧相当于非常贫燃燃烧(第一 气缸组和第二气缸组),其吸入通道相互独立,并且配备有仅设置在第一气缸组的吸入通道中并由来自第一气缸组的排气驱动的增压器。 解决方案:排气从第一气缸组2的排气通道12中的增压器20的上游侧抽出,并被供给到第二气缸组32.优选地,排气通道的增压器20中的上游侧 第一气缸组2的12和第二气缸组32的每个气缸的燃烧室通过连通管60直接连通。(C)2007年,JPO和INPIT
    • 8. 发明专利
    • Internal combustion engine
    • 内燃机
    • JP2006125333A
    • 2006-05-18
    • JP2004316541
    • 2004-10-29
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOJIMA SUSUMUTAKAMIYA FUMIROKOSEKI YUKIOSUGIMOTO TOMOJIRO
    • F02B23/08F02M61/18F02M69/04
    • F02M69/044Y02T10/125
    • PROBLEM TO BE SOLVED: To provide an internal combustion engine capable of reducing temperature of air to be introduced into a combustion chamber to improve volume efficiency and attaching a fuel injection valve to a fuel distribution pipe easily.
      SOLUTION: In this internal combustion engine 1, two port injection valves 2
      1 , 2
      2 are arranged in parallel on two parallel planes PS
      1 , PS
      2 crossing a plane PV including respective shaft parts 11 of two intake valves 10
      1 , 10
      2 orthogonally, respectively. Flat fuel spray Fm is injected from two port injection valves 2
      1 , 2
      2 to let it pass between umbrella parts 12 of the intake valves 10
      1 , 10
      2 and an intake passage opening part and let it flow into the combustion chamber 1b.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:提供能够降低引入燃烧室的空气的温度以提高体积效率并且将燃料喷射阀容易地附接到燃料分配管的内燃机。

      解决方案:在该内燃机1中,两个端口喷射阀2 2 2 平行布置在两个平行的平面PS SB上, SB>,PS 2 分别横跨包括两个进气门10 SB 1,SB SB 2的相应轴部分11的平面PV。 平坦燃料喷雾Fm从两个喷嘴阀2 2 2 喷射,使其通过进气门10的SBB之间的气门部分12 10< SB> 2>和进气通路开口部,使其流入燃烧室1b。 版权所有(C)2006,JPO&NCIPI