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    • 2. 发明专利
    • Apparatus for producing hydrogen
    • 生产氢气的装置
    • JP2011195349A
    • 2011-10-06
    • JP2010061419
    • 2010-03-17
    • Ngk Spark Plug Co LtdTokyo Gas Co Ltd日本特殊陶業株式会社東京瓦斯株式会社
    • NISHII TAKUMINAKAGAWA TOMOKITOMINAGA RYUICHIIZEKI KOYASHIRASAKI YOSHINORIYASUDA ISAMUITO MASAYATAKAGI YASUHIROSHIGAKI HIDEKAZUHIKOSAKA HIDEAKITANAKA HIROYUKI
    • C01B3/40B01D53/22B01D69/10B01D71/02C01B3/56
    • PROBLEM TO BE SOLVED: To obtain an apparatus for producing hydrogen that uses a precise hollow support as a support for a reforming catalyst serving also as a support and uses the reforming catalyst serving also as a support as a support for a hydrogen separation membrane, wherein all gases of a feed gas, hydrogen and an offgas are made to flow through the reforming catalyst serving also as a support.SOLUTION: The apparatus for producing hydrogen is composed of the precise hollow support having a hollow part through which the feed gas flows, the porous reforming catalyst serving also as a support adhered to the outer peripheral surface of the precise hollow support, and the hydrogen separation membrane on the outer peripheral surface of the reforming catalyst serving also as a support. The feed gas flows through the hollow part inside the precise hollow support, turning at the end thereof in the direction of flow, and forms a reformed gas from the feed gas while flowing in the reforming catalyst serving also as a support. The formed reformed gas is purified through the hydrogen separation membrane to produce high-purity hydrogen.
    • 要解决的问题:为了获得使用精确的中空支撑体的氢气的装置作为还用作载体的重整催化剂的载体,并且使用还用作载体的重整催化剂作为氢分离膜的载体,其中 使进料气体,氢气和废气的所有气体流过也用作载体的重整催化剂。解决方案:用于生产氢气的装置由具有中空部分的精确中空支撑件构成,进料气体通过该中空部分流动, 也用作附着在精密中空支撑体的外周面的支撑体的多孔重整催化剂和也用作载体的重整催化剂的外周面上的氢分离膜。 进料气体流过精确的中空支撑体内的中空部分,在其端部沿流动方向转动,并且在还用作支撑体的重整催化剂中流动时,从进料气体形成重整气体。 通过氢分离膜纯化形成的重整气体以产生高纯度氢。
    • 3. 发明专利
    • Apparatus for producing hydrogen
    • 生产氢气的装置
    • JP2011195350A
    • 2011-10-06
    • JP2010061561
    • 2010-03-17
    • Ngk Spark Plug Co LtdTokyo Gas Co Ltd日本特殊陶業株式会社東京瓦斯株式会社
    • NISHII TAKUMINAKAGAWA TOMOKITOMINAGA RYUICHIIZEKI KOYASHIRASAKI YOSHINORIYASUDA ISAMUITO MASAYATAKAGI YASUHIROSHIGAKI HIDEKAZUHIKOSAKA HIDEAKITANAKA HIROYUKI
    • C01B3/38B01D53/22C01B3/56H01M8/06
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To obtain an apparatus for producing hydrogen capable of attaining a high recovery rate of hydrogen by removing an offgas remaining between an inserted tube and a reforming catalyst serving also as a support in the apparatus for producing hydrogen equipped with a cylindrical reactor of external membrane type.SOLUTION: The apparatus for producing hydrogen is composed of the inserted tube having a hollow part through which a feed gas flows, the reforming catalyst serving also as a support installed apart from the outer peripheral surface of the inserted tube, and the hydrogen separation membrane on the outer peripheral surface of the reforming catalyst serving also as a support. The feed gas flows through the hollow part inside the inserted tube, turning at the end thereof in the direction of flow, and forms a reformed gas from the feed gas while flowing between the inserted tube and the reforming catalyst serving also as a support. The formed reformed gas is purified through the hydrogen separation membrane to produce high-purity hydrogen. The feed gas is forced to flow into the reforming catalyst serving also as a support by blocking the passage at the discharge side of the feed gas.
    • 要解决的问题:为了获得能够获得高氢回收率的氢气的设备,除去在装有圆柱形反应器的氢的制造装置中也用作支撑体的插入管和重整催化剂之间残留的废气 的外部膜类型。解决方案:用于生产氢的装置由具有中空部分的插入管组成,进料气通过该中空部分,重整催化剂也用作与插入管的外周表面分离的支撑体,以及 重整催化剂的外周面上的氢分离膜也用作载体。 进料气体流过插入管内部的中空部分,在其端部沿着流动方向转动,并且在插入管和也用作载体的重整催化剂之间流动时,从进料气体形成重整气体。 通过氢分离膜纯化形成的重整气体以产生高纯度氢。 通过阻塞进料气体的排出侧的通道,进料气体被迫流入也用作载体的重整催化剂。
    • 4. 发明专利
    • Hydrogen separation body
    • 氢分离体
    • JP2014184381A
    • 2014-10-02
    • JP2013060327
    • 2013-03-22
    • Ngk Spark Plug Co Ltd日本特殊陶業株式会社Tokyo Gas Co Ltd東京瓦斯株式会社
    • KAJITANI MASAHIROTAKAGI YASUHIROIZEKI KOYAKUME TAKAOIKEDA YOICHI
    • B01D71/02B01D69/10B01D69/12H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a hydrogen separation body in which a gas leakage can be reduced.SOLUTION: A hydrogen separation body (1) comprises: a ceramic porous support (5) through which a gas can pass; a ceramic dense layer (11) having an airtightness which is formed on a part of a surface of the porous support (5); a ceramic porous layer (13) which covers an area, which is not covered by the dense layer (11), of the surface of the porous layer (5) and a part of the dense layer (11) and through which the gas can pass; and a hydrogen separation layer (15) which has a hydrogen separation metal which can selectively transmit only hydrogen from gaseous matter containing hydrogen, covers the porous layer (13) and of which an end is jointed to the dense layer (11). Further, the hydrogen separation layer (15) is a mixed layer containing a ceramic and the hydrogen separation metal, the interface of the end contacting the dense layer (11) is configured from a ceramic porous base (19) and the hydrogen separation metal filled in a pore (21) of the porous base (19).
    • 要解决的问题:提供可以降低气体泄漏的氢分离体。解决方案:氢分离体(1)包括:气体可以通过的陶瓷多孔载体(5); 具有气密性的陶瓷致密层(11),其形成在多孔载体(5)的表面的一部分上; 陶瓷多孔层(13),其覆盖多孔层(5)的表面和致密层(11)的一部分的未被致密层(11)覆盖的区域,并且气体可以通过该陶瓷多孔层 通过; 和具有氢分离金属的氢分离层(15),其能够选择性地仅从含有氢的气态物质传输氢气,覆盖多孔层(13),其端部与致密层(11)接合。 此外,氢分离层(15)是含有陶瓷和氢分离金属的混合层,与致密层(11)接触的端部的界面由陶瓷多孔质基体(19)构成,氢分离金属填充 在多孔基材(19)的孔(21)中。
    • 5. 发明专利
    • Hydrogen production apparatus
    • 氢生产设备
    • JP2013071849A
    • 2013-04-22
    • JP2011209604
    • 2011-09-26
    • Ngk Spark Plug Co Ltd日本特殊陶業株式会社Tokyo Gas Co Ltd東京瓦斯株式会社
    • TANAKA HIROYUKITAKAGI YASUHIROHIKOSAKA HIDEAKIIZEKI KOYAKUME TAKAOIKEDA YOICHI
    • C01B3/38C01B3/56
    • PROBLEM TO BE SOLVED: To provide a hydrogen production apparatus preventing damage of a hydrogen separation layer, and having high capability for separating hydrogen from raw material gas.SOLUTION: A hydrogen separation cylinder 3 used in this hydrogen production apparatus 1 is constituted by combining a first molding 23 (for separating hydrogen) and a second molding 25 (for reforming raw material gas) which are different members, and at least a part of the surface of the second molding 25 has a contact with the surface of a porous ceramic protection layer 31 of the first molding 25. When the first molding 23 and the second molding 25 are arranged in contact with each other in this way, hydrogen can be separated and produced efficiently. Further, even when the first molding 23 and the second molding 25 which are different bodies are arranged in contact with each other, since there is a slight clearance 33 therebetween, even if stress is applied onto the first molding 23 and the second molding 25, there is such an advantage that a hydrogen separation layer 29 is hardly damaged.
    • 解决的问题:提供一种防止氢分离层损坏的氢制造装置,并且具有从原料气体分离氢的高能力。 解决方案:在该氢气制备装置1中使用的氢气分离筒3通过组合作为不同构件的第一模制件23(用于分离氢气)和第二模制件25(用于重整原料气体),并且至少 第二模制件25的表面的一部分与第一模制件25的多孔陶瓷保护层31的表面接触。当第一模塑件23和第二模塑件25以这种方式彼此接触时, 可以有效地分离和生产氢。 此外,即使不同体的第一模塑件23和第二模塑件25彼此接触,由于它们之间存在轻微的间隙33,即使在第一模塑件23和第二模塑件25上施加应力, 存在氢分离层29几乎不被损坏的优点。 版权所有(C)2013,JPO&INPIT
    • 7. 发明专利
    • Hydrogen production apparatus
    • 氢生产设备
    • JP2014156362A
    • 2014-08-28
    • JP2013026894
    • 2013-02-14
    • Tokyo Gas Co Ltd東京瓦斯株式会社Ngk Spark Plug Co Ltd日本特殊陶業株式会社
    • IZEKI KOYAKUME TAKAOIKEDA YOICHIITO MASAYATAKAGI YASUHIROHIKOSAKA HIDEAKITANAKA HIROYUKI
    • C01B3/38B01D53/22B01D63/06B01J33/00C01B3/56
    • Y02P20/52
    • PROBLEM TO BE SOLVED: To provide a hydrogen production apparatus having a catalyst housing body in which an air permeable case is packed with pellet type catalyst of a quota evenly, being superior in hydrogen production efficiency, and preventing deterioration of a hydrogen separation body.SOLUTION: A hydrogen production apparatus 1 has a device shell 2, a hydrogen separation body 3, and a catalyst housing body 4. The catalyst housing body 4 is a unit in which a double tubular air permeable case 10 having a permeable inner peripheral wall 11 and outer peripheral wall 12 is packed with granular reforming catalyst 15. A plurality of catalyst housing bodies 4 is put on the hydrogen separation body 3 from outside and is arranged to be piled up within the device shell 2 by multistage. Reformed gas containing hydrogen gas is provided by source gas contacting with the reforming catalyst 15, and the hydrogen having passed through the hydrogen separation body 3 selectively is taken out from an extraction opening 6.
    • 要解决的问题:提供一种具有催化剂壳体的氢制造装置,其中透气性壳体均匀地填充有配量的颗粒状催化剂,氢生产效率优异,并且防止氢分离体的劣化。 氢制造装置1具有装置壳体2,氢分离体3和催化剂壳体4.催化剂壳体4是具有透气性内周壁11和双层管状透气性壳体10的单体, 外周壁12填充有粒状重整催化剂15.多个催化剂壳体4从外部放置在氢分离体3上,并且被布置成通过多段堆积在装置壳体2内。 含有氢气的改性气体由与重整催化剂15接触的原料气提供,选择性地通过氢分离体3的氢从抽出口6取出。
    • 9. 发明专利
    • Method for manufacturing hydrogen separator
    • 制氢分离器的方法
    • JP2014046228A
    • 2014-03-17
    • JP2012189152
    • 2012-08-29
    • Ngk Spark Plug Co Ltd日本特殊陶業株式会社Tokyo Gas Co Ltd東京瓦斯株式会社
    • KAWASE HIROKIHIKOSAKA HIDEAKITAKAGI YASUHIROKAJITANI MASAHIROIZEKI KOYAKUME TAKAOIKEDA YOICHI
    • B01D71/02B01D69/10B01D69/12C01B3/56C22C1/05C22C1/08
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a hydrogen separator, capable of reducing the occurrence of pin holes in a hydrogen separation metal layer.SOLUTION: A method for manufacturing a hydrogen separator includes: a first step of mixing Pd being a hydrogen separation metal, or metal powder containing the Pd and a metal (e.g., Ag) alloyed with the Pd for improving a hydrogen permeability as the main component with ceramics (e.g., YSZ) powder to make past-like materials; a second step of forming a surface forming layer (77) on support molded body (73) by covering the surface of the porous support molded body (73) before sintering using the past-like materials; and a third step of co-firing the support molded body (73) with the surface forming layer (77), and performing the sintering thereof. Consequently, a porous medium (20) comprising the hydrogen separation metal layer (19) inside is made.
    • 要解决的问题:提供一种能够减少氢分离金属层中的针孔的发生的氢分离器的制造方法。解决方案:氢分离器的制造方法包括:将作为氢的Pd 分离金属或包含Pd的金属粉末和与Pd合金化的金属(例如,Ag),以提高渗透性作为主要成分的陶瓷(例如YSZ)粉末以制造过去的材料; 第二步骤,在使用过去的材料烧结之前,通过覆盖多孔支撑成型体(73)的表面,在支撑成型体(73)上形成表面形成层(77) 以及将所述支撑成型体(73)与所述表面形成层(77)共烧的第三工序,进行烧结。 因此,制成内部包含氢分离金属层(19)的多孔介质(20)。