公开(公告)号：US20160093896A1

公开(公告)日：2016-03-31

申请号：US14869104

申请日：2015-09-29

Applicant: TOTO LTD.

Inventor： Yasuo KAKINUMA ,  Osamu OKAMOTO ,  Shigeru ANDO ,  Hironobu MURAKAMI ,  Seiki FURUYA ,  Yutaka MOMIYAMA ,  Kiyoshi HAYAMA ,  Naoki WATANABE ,  Shuhei TANAKA ,  Nobuo ISAKA ,  Takuya HOSHIKO ,  Masaki SATO

IPC: H01M8/02 ,  H01M8/12 ,  H01M8/24

CPC classification number: H01M8/0202 ,  H01M8/12 ,  H01M8/1213 ,  H01M8/1246 ,  H01M8/24 ,  H01M2008/1293 ,  H01M2300/0071

Abstract: A solid oxide fuel cell stack includes a support, a plurality of power generation elements connected in series, each including a fuel electrode, a solid electrolyte, and an air electrode stacked in that order on the support, and an interconnector electrically connecting an air electrode in one of the two adjacent power generation elements to a fuel electrode in the other power generation element. A solid electrolyte for one of the power generation elements is provided on the downside of the interconnector provided on the downside of the air electrode in the one power generation element so that the solid electrolyte is joined to the interconnector, and a solid electrolyte for the other power generation element is provided on the upper side of the interconnector provided on the upper side of the fuel electrode for the other power generation element so that the solid electrolyte is joined to the interconnector.

Abstract translation: 一种固体氧化物燃料电池堆包括：支撑体，串联连接的多个发电元件，每个发电元件均包括依次层叠在支撑体上的燃料电极，固体电解质和空气电极;以及互连器，电连接空气极 在两个相邻的发电元件中的一个中的另一个发电元件中的燃料电极。 一个发电元件中的一个的固体电解质设置在设置在一个发电元件中的空气电极的下侧上的互连器的下侧，使得固体电解质连接到互连器，另一个固体电解质 发电元件设置在设置在用于另一发电元件的燃料电极的上侧的互连器的上侧，使得固体电解质连接到互连器。

公开(公告)号：US20150093677A1

公开(公告)日：2015-04-02

申请号：US14498096

申请日：2014-09-26

Applicant: TOTO LTD.

Inventor： Shigeru ANDO ,  Naoki WATANABE ,  Takuya HOSHIKO ,  Shuhei TANAKA ,  Masaki SATO ,  Nobuo ISAKA ,  Yutaka MOMIYAMA ,  Seiki FURUYA ,  Kiyoshi HAYAMA ,  Yasuo KAKINUMA ,  Osamu OKAMOTO

IPC: H01M8/24 ,  H01M8/00 ,  H01M8/02 ,  H01M8/12

CPC classification number: H01M8/2465 ,  H01M8/006 ,  H01M8/0217 ,  H01M8/0236 ,  H01M8/1226 ,  H01M8/1231 ,  H01M8/1286 ,  H01M8/2425 ,  H01M2008/1293

Abstract: Provided is a solid oxide fuel cell stack including: a porous insulating support having a gas permeability and provided with a gas flow path therein; and a plurality of power generating elements which are provided on the insulating support and each of which includes an inner electrode, an electrolyte. An outer electrode, the inner electrode, the electrolyte and the outer electrode are sequentially laminated one another, and the inner electrode of one of adjacent two of the plurality of power generating elements is electrically connected to the outer electrode of the other of the adjacent two of the plurality of power generating elements via an interconnector, so that the plurality of power generating elements are connected in series, wherein the insulating support comprises forsterite, the insulating support contains a Mg element and a Si element with a concentration of 90 mass % or more in total in terms of MgO and SiO2, at least in a surface region on the power generating elements side, and the interconnector comprises titanium-based perovskite type oxide represented by (A,B)(Ti,C)O3-δ.

Abstract translation: 本发明提供一种固体氧化物型燃料电池堆，其特征在于，包括：多孔绝缘支撑体，具有透气性且在其内设有气体流路; 以及多个发电元件，其设置在所述绝缘支撑件上，并且每个都包括内电极，电解质。 外部电极，内部电极，电解质和外部电极依次层叠，多个发电元件的相邻的2个的内部电极与相邻的两个的另一个的外部电极电连接 的多个发电元件，使得多个发电元件串联连接，其中绝缘支撑件包括镁橄榄石，绝缘支撑体包含Mg元素和浓度为90质量％的Si元素，或 至少在发电元件一侧的表面区域中，MgO和SiO 2总计更多，并且互连器包括由（A，B）（Ti，C）O 3-δ表示的钛基钙钛矿型氧化物。

公开(公告)号：US20150093661A1

公开(公告)日：2015-04-02

申请号：US14496241

申请日：2014-09-25

Applicant: TOTO LTD.

Inventor： Naoki WATANABE ,  Nobuo ISAKA ,  Takuya HOSHIKO ,  Masaki SATO ,  Shuhei TANAKA ,  Shigeru ANDO ,  Osamu OKAMOTO ,  Seiki FURUYA ,  Yutaka MOMIYAMA ,  Kiyoshi HAYAMA

IPC: H01M8/12 ,  H01M8/06

CPC classification number: H01M8/1246 ,  H01M2/065 ,  H01M8/0202 ,  H01M8/0271 ,  H01M8/0273 ,  H01M8/0282 ,  H01M8/0286 ,  H01M8/0662 ,  H01M8/12 ,  H01M2008/1293 ,  Y02P70/56

Abstract: To provide a method for manufacturing a solid oxide fuel cell apparatus. The present invention is a method for manufacturing a fuel cell apparatus, including an adhesive application step for adhering ceramic adhesive to joining portions so as to constitute an airtight flow path for guiding fuel, and a drying and hardening step for drying and hardening ceramic adhesive, whereby the drying and hardening step has: a workable hardening step for drying the ceramic adhesive at a predetermined first temperature to a state whereby the next manufacturing step can be implemented, and a solvent elimination and hardening step further hardens ceramic adhesive hardened in each of the workable hardening steps by raising it to a second temperature higher than the first temperature and approximately equal to the temperature of the fuel cells during an electrical generation operation.

Abstract translation: 提供一种制造固体氧化物燃料电池装置的方法。 本发明是一种燃料电池装置的制造方法，其特征在于，包括将陶瓷粘合剂粘接在接合部上的粘合剂涂布工序，构成用于引导燃料的气密流路，以及干燥硬化陶瓷粘合剂的干燥硬化工序， 干燥硬化工序具有以下步骤：在预定的第一温度下将陶瓷粘合剂干燥至能够实施下一个制造工序的状态的可硬化步骤，并且消除溶剂和硬化步骤进一步硬化每个 通过将可行的硬化步骤升高到高于第一温度的第二温度并且近似等于在发电操作期间燃料电池的温度。

公开(公告)号：US20150004518A1

公开(公告)日：2015-01-01

申请号：US14311875

申请日：2014-06-23

Applicant: TOTO LTD.

Inventor： Nobuo ISAKA ,  Naoki WATANABE ,  Shuhei TANAKA ,  Takuya HOSHIKO ,  Masaki SATO ,  Osamu OKAMOTO ,  Shigeru ANDO ,  Seiki FURUYA ,  Yutaka MOMIYAMA ,  Kiyoshi HAYAMA

IPC: H01M8/04 ,  H01M8/24 ,  H01M8/06 ,  H01M8/12

CPC classification number: H01M8/12 ,  H01M2008/1293 ,  Y02E60/521 ,  Y02E60/525 ,  Y02P70/56

Abstract: The present invention is a method for manufacturing a solid oxide fuel cell apparatus for generating electricity by supplying fuel and oxidant gas to fuel cells housed in a fuel cell module, comprising: an adhesive application step for applying ceramic adhesive to the joint portions of constituent members so that the flow path carrying fuel or oxidant gas inside the fuel cell module are formed in an airtight manner; a workable hardening step for hardening the applied ceramic adhesive to a state capable of implementing the next manufacturing process; and a solvent elimination and hardening step wherein, after multiple repetitions of the adhesive application step and the workable hardening step, ceramic adhesive hardened in the workable hardening steps is dried to a state capable of withstanding temperatures during electrical generation.

Abstract translation: 本发明是一种制造固体氧化物型燃料电池装置的方法，所述固体氧化物型燃料电池装置通过向容纳在燃料电池组件中的燃料电池供给燃料和氧化剂气体来发电，其特征在于，包括：粘合剂涂布步骤，将陶瓷粘合剂施加到构成部件 使得在燃料电池模块内部携带燃料或氧化剂气体的流路以气密的方式形成; 用于将所施加的陶瓷粘合剂硬化到能够实施下一制造工艺的状态的可行硬化步骤; 以及溶剂消除和硬化步骤，其中在多次重复所述粘合剂施加步骤和所述可加工硬化步骤之后，在所述可加工硬化步骤中硬化的陶瓷粘合剂被干燥至能够在发电期间耐受温度的状态。

公开(公告)号：US20140093800A1

公开(公告)日：2014-04-03

申请号：US14039833

申请日：2013-09-27

Applicant: TOTO LTD.

Inventor： Masaki SATO ,  Naoki WATANABE ,  Nobuo ISAKA ,  Shigeru ANDO ,  Yutaka MOMIYAMA ,  Kiyoshi HAYAMA ,  Seiki FURUYA ,  Osamu OKAMOTO

IPC: H01M8/06

CPC classification number: H01M8/0618 ,  C01B3/384 ,  C01B2203/0233 ,  C01B2203/066 ,  C01B2203/0811 ,  H01M8/04022 ,  H01M8/04201 ,  H01M8/0625 ,  H01M8/0662 ,  H01M8/243 ,  H01M8/2457 ,  H01M8/2465 ,  H01M8/2475 ,  H01M2008/1293 ,  Y02E60/50 ,  Y02E60/525

Abstract: The present invention is a solid oxide fuel cell 1 including a reforming section 94, disposed inside a fuel gas supply flow path 20 above a vaporizing section 86 to surround the upper portion of a fuel cell stack 14, for steam reforming raw fuel gas F introduced from a fuel gas introducing portion 90a using steam S produced in a vaporizing section; and a circulating flow path portion 156 disposed in a fuel gas supply flow path between the vaporizing section and the reforming section for circulating rising raw fuel gas introduced from a fuel gas introducing section into a fuel gas supply flow path and rising steam produced in the vaporizing section along the circumferential direction of the fuel gas supply flow path so as to form a flow supplying mixed raw fuel gas and steam uniformly over the entire circumference of the reforming section.

Abstract translation: 本发明是一种固体氧化物燃料电池1，其包括重整部分94，其设置在蒸发部分86上方的燃料气体供应流路20内，以围绕燃料电池堆14的上部，用于引入蒸汽重整原燃料气体F 使用在蒸发部中产生的蒸汽S从燃料气体导入部90a进行喷射; 以及设置在蒸发部和重整部之间的燃料气体供给流路中的循环流路部156，用于将从燃料气体导入部导入的燃料气体导入部的升高的原料燃料气体循环到燃料气体供给流路中， 沿着燃料气体供给流路的圆周方向截面，以便在整个重整部分的整个圆周上形成均匀地供应混合原料燃料气体和蒸汽的流量。

公开(公告)号：US20140023947A1

公开(公告)日：2014-01-23

申请号：US13944300

申请日：2013-07-17

Applicant: TOTO LTD.

Inventor： Yousuke AKAGI ,  Toshiya ABE ,  Toshiharu OTSUKA ,  Katsuhisa TSUCHIYA ,  Takuya MATSUO ,  Naoki WATANABE

IPC: H01M8/04

CPC classification number: H01M8/04022 ,  C01B3/38 ,  C01B2203/0233 ,  C01B2203/0244 ,  C01B2203/0261 ,  C01B2203/066 ,  C01B2203/0811 ,  C01B2203/1058 ,  C01B2203/1258 ,  C01B2203/1288 ,  H01M8/04126 ,  H01M8/04753 ,  H01M8/04776 ,  H01M8/04828 ,  H01M8/0618 ,  H01M8/2425 ,  H01M8/2428 ,  H01M8/243 ,  H01M8/2457 ,  H01M8/2484 ,  Y02E60/50

Abstract: To provide a fuel cell device capable of extending the years of service life of a reformer by suppressing thermal runaways. The present invention is a solid oxide fuel cell device, including a fuel cell module having multiple fuel cell units; a reformer disposed above the fuel cell units, for producing hydrogen by a partial oxidation reforming reaction and a steam reforming reaction; a vaporizing chamber disposed adjacent to the reformer; a combustion chamber for heating the vaporization chamber; a water supply device; a supply device for oxidant gas for electrical generation; and a controller for raising the fuel cell unit to a temperature at which electrical generation is possible; wherein fuel electrodes in each individual fuel cell unit are constituted to act as catalysts for a shift reaction, and the controller executes only the ATR step and SR step in the reformer.

Abstract translation: 提供一种燃料电池装置，能够通过抑制热失控来延长重整器的使用寿命。 本发明是一种固体氧化物燃料电池装置，其包括具有多个燃料电池单元的燃料电池模块; 设置在燃料电池单元上方的重整器，用于通过部分氧化重整反应和蒸汽重整反应产生氢气; 与重整器相邻设置的蒸发室; 用于加热蒸发室的燃烧室; 供水装置; 用于发电的氧化剂气体供应装置; 以及控制器，用于将所述燃料电池单元升高到能够进行发电的温度; 其中，各个燃料电池单元中的燃料电极构成为用于换档反应的催化剂，并且控制器仅执行重整器中的ATR步骤和SR步骤。