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    • 1. 发明专利
    • 燃料電池ユニット、燃料電池システム及びハイブリッド発電システム
    • 燃料电池单元,燃料电池系统和混合发电系统
    • JP2015018622A
    • 2015-01-29
    • JP2013143316
    • 2013-07-09
    • 株式会社日立製作所Hitachi Ltd
    • SATAKE HIROYUKIYAMAGA MASASHIINOUE HIROSHI
    • H01M8/06H01M8/00H01M8/02H01M8/04H01M8/24
    • Y02E60/50
    • 【課題】燃料改質手段を持つ高温作動型燃料電池において、電気化学反応に伴う温度不均一による熱応力を低減し、燃料電池の信頼性を向上する。【解決手段】燃料を改質して得た改質ガスと酸素との電気化学反応により発電を行う複数の単セルの集合体である燃料電池モジュールと、燃料から改質ガスを生成する触媒を有する改質器と、これらを内蔵した格納容器とを備えた燃料電池ユニットにおいて、燃料電池モジュールと改質器とが接触した構成とし、燃料電池モジュールにおける改質ガスの入口側であって電気化学反応による発熱が大きい発熱領域と、改質器に燃料を導入する吸熱領域とが隣り合うように配置する。【選択図】図9B
    • 要解决的问题:通过减少由电化学反应引起的温度不均匀引起的热应力来提高包括燃料重整装置的高温操作型燃料电池的可靠性。解决方案:燃料电池单元包括:燃料电池模块,其包括: 是通过使燃料与氧气重整而获得的重整气体的电化学反应而产生电力的多个单电池的组装体; 具有用于从所述燃料制备重整气体的催化剂的重整器; 以及结合有燃料电池模块和重整器的储存容器。 在燃料电池单元中,燃料电池模块和重整器彼此接触。 在燃料电池模块中的重整气体的吸入侧和用于将燃料引入重整器的吸热区域中,由电化学反应引起的发热量高的发热区域被布置为与 彼此。
    • 2. 发明专利
    • Gas turbine combustor and fuel supply method
    • 燃气轮机和燃油供应方法
    • JP2012117706A
    • 2012-06-21
    • JP2010265897
    • 2010-11-30
    • Hitachi Ltd株式会社日立製作所
    • YOSHIDA SHOHEISAITO TAKEOINOUE HIROSHIITO KAZUYUKISASAO TOSHIBUMIHAYASHI AKINORI
    • F23R3/10F23R3/14F23R3/28F23R3/30F23R3/34
    • F23R3/343F02C7/228F02C9/263F23D2900/00008F23D2900/00015F23R3/34F23R3/346
    • PROBLEM TO BE SOLVED: To provide a highly-reliable gas turbine combustor that reduces NOx and ensures combustion stability.SOLUTION: This gas turbine combustor includes: a combustion chamber supplied with fuel and air; a first burner located on the upstream side of the combustion chamber to jet fuel into the combustion chamber and jet swirling air into the combustion chamber; a plurality of second burners arranged around the first burner and supplying a premixed gas of air and fuel to the combustion chamber; an annular bulkhead disposed between the first burner and the second burners and having an inclined surface formed to expand toward the downstream side of the combustion chamber; and a plurality of air jet ports formed in the inclined surface of the annular bulkhead and adapted to jet air into the combustion chamber. If K second burners are arranged around the first burner, the K×n+1 (n=1, 2, 3, ...) air jet ports are provided.
    • 要解决的问题:提供一种高可靠性的燃气轮机燃烧器,其减少NOx并确保燃烧稳定性。 解决方案:该燃气轮机燃烧器包括:供给燃料和空气的燃烧室; 位于所述燃烧室的上游侧的第一燃烧器,用于将燃料喷射到所述燃烧室中并将涡流喷射到所述燃烧室中; 多个第二燃烧器,其布置在所述第一燃烧器周围,并将空气和燃料的预混合气体供应到所述燃烧室; 设置在所述第一燃烧器和所述第二燃烧器之间并具有形成为朝向所述燃烧室的下游侧膨胀的倾斜表面的环形舱壁; 以及形成在所述环形隔板的倾斜表面中并且适于将空气喷射到所述燃烧室中的多个空气喷射口。 如果K第二燃烧器围绕第一燃烧器布置,则提供K×n + 1(n = 1,2,3,...)喷气口。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Gas turbine combustor
    • 气体涡轮搅拌机
    • JP2009074706A
    • 2009-04-09
    • JP2007241728
    • 2007-09-19
    • Hitachi Ltd株式会社日立製作所
    • YOSHIDA SHOHEIHIRATA YOSHITAKAINOUE HIROSHISEKIGUCHI TATSUYA
    • F23R3/28F23R3/04F23R3/30
    • PROBLEM TO BE SOLVED: To provide a gas turbine combustor further reduced in NOx exhaust amount.
      SOLUTION: This gas turbine combustor includes: an inner cylinder 4 partitioning a combustion chamber; a plurality of fuel nozzles 5 provided at the upstream side of the inner cylinder 4 to inject fuel; and a plurality of porous plates having a plurality of air holes disposed between the fuel nozzle 5 and the inner cylinder, wherein the porous plates are constituted of a first porous plate 6 having air holes at positions opposite to the fuel nozzles and a second porous plate 7 provided at the downstream side through a gap with the first porous plate. The plurality of fuel nozzles 5 and the first porous plate 6 form a porous coaxial jet stream, and the porous coaxial jet stream is made to collide with the wall surface of the second porous plate 7 and diffused to thereby promote the mixing degree of fuel and combustion air, whereby on the downstream from the second porous plate 7, the fuel and the combustion air can be mixed at a moderate ratio to perform combustion.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供进一步减少NOx排放量的燃气轮机燃烧器。 解决方案:该燃气轮机燃烧器包括:分隔燃烧室的内筒4; 设置在内筒4的上游侧以喷射燃料的多个燃料喷嘴5; 以及多个多孔板,其具有设置在燃料喷嘴5和内筒之间的多个气孔,其中多孔板由在与燃料喷嘴相对的位置具有气孔的第一多孔板6和第二多孔板 7通过与第一多孔板的间隙设置在下游侧。 多个燃料喷嘴5和第一多孔板6形成多孔同轴射流,多孔同轴射流与第二多孔板7的壁面碰撞并扩散,从而提高燃料的混合程度, 燃烧空气,由此在第二多孔板7的下游,燃料和燃烧空气可以以适中的比例混合进行燃烧。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Gas turbine combustor equipped with burner, and spray air supplying method of the gas turbine combustor equipped with burner
    • 配有燃烧器的燃气涡轮机配件和燃烧器配备的燃气轮机燃油喷射空气供应方法
    • JP2009041838A
    • 2009-02-26
    • JP2007206840
    • 2007-08-08
    • Hitachi LtdJapan Cooperation Center Petroleum株式会社日立製作所財団法人 国際石油交流センター
    • ASAI TOMOHIROKOIZUMI HIROMIINOUE HIROSHI
    • F23R3/28F02C7/22F23R3/12F23R3/14
    • PROBLEM TO BE SOLVED: To provide a gas turbine combustor equipped with a burner suppressing generation of soot when low-quality oil including a lot of remaining carbon is burned, when using the oil as fuel.
      SOLUTION: The gas turbine combustor, equipped with the burner for injecting low-quality oil fuel together with spray air into a combustion chamber of the gas turbine combustor and burning them, comprises: a liquid fuel nozzle 20 for flowing the low-quality oil fuel 200a downward to the burner 60 and injecting the fuel to the combustion chamber 3a of the gas turbine combustor 3; a spray air nozzle 21 provided on the outer peripheral side of the liquid fuel nozzle along an axis of the liquid fuel nozzle 20 for flowing a part of the spray air downward as spray air 103a and injecting the air to the combustion chamber 3a of the gas turbine combustor 3; and an inner spray air nozzle 22 provided on the inner peripheral side of the liquid fuel nozzle 20 along the axis of the liquid fuel nozzle 20 for flowing a part of the spray air downward as inner spray air 104a and injecting the air to the combustion chamber 3a of the gas turbine combustor 3.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:当使用油作为燃料时,提供一种具有抑制烟尘发生的燃烧器的燃气轮机燃烧器,当包含大量剩余碳的低质量油被燃烧时。 解决方案:燃气轮机燃烧器配备有用于将低质量油燃料与喷射空气一起喷射到燃气轮机燃烧器的燃烧室中并燃烧的燃烧器,包括:液体燃料喷嘴20, 优质油燃料200a向下燃烧器60并将燃料喷射到燃气轮机燃烧器3的燃烧室3a; 沿着液体燃料喷嘴20的轴线设置在液体燃料喷嘴的外周侧的用于使一部分喷射空气向下喷射作为喷射空气103a的喷雾空气喷嘴21,并将空气喷射到气体的燃烧室3a 涡轮机燃烧器3; 以及沿着液体燃料喷嘴20的轴线设置在液体燃料喷嘴20的内周侧的内部喷射空气喷嘴22,用于使喷射空气的一部分向下流动作为内部喷射空气104a并将空气喷射到燃烧室 燃气轮机燃烧器3的3a。(C)2009,JPO&INPIT
    • 8. 发明专利
    • Combustor, fuel nozzle for combustor, and fuel supply method of combustor
    • 燃烧器,燃料燃料喷射器和燃料供应方法
    • JP2008096041A
    • 2008-04-24
    • JP2006279402
    • 2006-10-13
    • Hitachi Ltd株式会社日立製作所
    • KOYAMA KAZUHITOINOUE HIROSHISAITO TAKEOMIURA KEISUKE
    • F23R3/28F23R3/12F23R3/46
    • PROBLEM TO BE SOLVED: To provide a combustor having a fuel nozzle and an air nozzle coaxially disposed, the fuel nozzle of the combustor, and a fuel supply method of the combustor, which further reduce a NOx discharge value.
      SOLUTION: An inlet portion from which the air flows into the air nozzle has the reduced shape in which a cross-sectional area of an air flow channel is reduced, a turbulent flow promoting portion is formed on the fuel nozzle for generating the turbulent flow in the fluid, and a fuel jetting hole formed on the fuel nozzle is positioned on an upstream side of the turbulent flow promoting portion. According to this invention, the combustor, the fuel nozzle of the combustor and the fuel supply method of the combustor for further reducing a NOx discharge value are provided, with respect to the combustor having the fuel nozzle and the air nozzle coaxially disposed, the fuel nozzle of the combustor, and the fuel supply method of the combustor.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供一种燃烧器,其具有同轴配置的燃料喷嘴和空气喷嘴,燃烧器的燃料喷嘴和燃烧器的燃料供给方法,其进一步降低NOx排放值。 解决方案:空气流入空气喷嘴的入口部分具有减小的形状,其中空气流动通道的横截面面积减小,在燃料喷嘴上形成湍流促进部分,用于产生 流体中的湍流,形成在燃料喷嘴上的燃料喷射孔位于湍流促进部的上游侧。 根据本发明,提供了燃烧器,燃烧器的燃料喷嘴和用于进一步降低NOx排放值的燃烧器的燃料供给方法,相对于具有燃料喷嘴和空气喷嘴同轴设置的燃烧器,燃料 燃烧器的喷嘴和燃烧器的燃料供给方法。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Gas turbine combustor
    • 气体涡轮搅拌机
    • JP2008082590A
    • 2008-04-10
    • JP2006261652
    • 2006-09-27
    • Hitachi Ltd株式会社日立製作所
    • MIURA KEISUKEINOUE HIROSHIKOYAMA KAZUHITOSAITO TAKEO
    • F23R3/14F02C7/22F23R3/28
    • PROBLEM TO BE SOLVED: To improve both of low NOx combustion and stability in combustion in a gas turbine combustor.
      SOLUTION: In this gas turbine combustor comprising a combustion chamber to which fuel is supplied from a plurality of fuel nozzles, and the air is supplied from a plurality of air holes, and constituted to supply the coaxial jet formed by surrounding the circumference of the fuel flow by the air flow, to the combustion chamber, swirl vanes are disposed at the downstream of the air holes. As a result, the strong swirl flow is formed at the downstream of a burner, and the stability of flame can be improved. Further as a mixing distance can be extended without weakening the swirl flow, both of the stability of flame and the low NOx combustion can be improved.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:改善燃气轮机燃烧器中的低NOx燃烧和燃烧稳定性。 解决方案:在该燃气轮机燃烧器中,包括燃烧室,从多个燃料喷嘴供给燃料,并且空气从多个气孔供给,并且构成为提供围绕圆周形成的同轴射流 通过空气流动的燃料流动到燃烧室,涡流叶片设置在气孔的下游。 结果,在燃烧器的下游形成强烈的涡流,能够提高火焰的稳定性。 此外,随着混合距离的延长而不会减弱涡流,可以提高火焰的稳定性和低NOx燃烧。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Gas turbine combustor
    • 气体涡轮搅拌机
    • JP2007232325A
    • 2007-09-13
    • JP2006057508
    • 2006-03-03
    • Hitachi Ltd株式会社日立製作所
    • MIURA KEISUKEINOUE HIROSHIKOGANEZAWA TOMOKISAITO TAKEO
    • F23R3/12
    • PROBLEM TO BE SOLVED: To provide a gas turbine combustor capable of reducing the amount of NOx emission.
      SOLUTION: The gas turbine combustor comprises an air hole 31 having a throttle passage 33 which is a passage for allowing air to flow through toward a combustion chamber 1 for burning fuel and air, and reducing a passage area to positively impart a speed component inward in the radial direction of the passage to air 24 flowing along an internal wall, and a fuel nozzle 39 injecting fuel toward the combustion chamber 1. The fuel nozzle 39 is disposed so that a fuel injection port 41 faces the inside of the air hole 31, and the tip part of the nozzle is formed in cylindrical shape to positively produce swirl flow at a part of air flowing into the air hole 31.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供能够减少NOx排放量的燃气轮机燃烧器。 解决方案:燃气轮机燃烧器包括具有节流通道33的空气孔31,节流通道33是用于允许空气朝向用于燃烧燃料和空气的燃烧室1流动的通道,并且减小通道面积以积极地赋予速度 在沿着内壁流动的空气24的通道的径向方向内侧的部件以及向燃烧室1喷射燃料的燃料喷嘴39.燃料喷嘴39设置成使得燃料喷射口41面向空气的内部 孔31,喷嘴的前端部形成为圆筒状,以在流入气孔31的空气的一部分积极产生涡流。(C)2007,JPO&INPIT