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公开(公告)号：US20150044587A1
公开(公告)日：2015-02-12
申请号：US14385617
申请日：2013-03-25
Applicant: TOTO LTD.
Inventor： Takuya Matsuo , Toshiharu Otsuka , Katsuhisa Tsuchiya , Yousuke Akagi , Megumi Shimazu , Chihiro Kobayashi , Mitsunobu Shiono , Koji Omoshiki
CPC classification number: H01M8/04731 , H01M8/004 , H01M8/04022 , H01M8/04074 , H01M8/04223 , H01M8/04228 , H01M8/04365 , H01M8/04753 , H01M8/0618 , H01M8/243 , H01M8/2457 , H01M8/2484 , H01M2008/1293
Abstract: To provide a solid oxide fuel cell system capable of avoiding the reduction of air electrodes. The present invention is a fuel cell system having: a fuel cell module, a fuel supply apparatus, a water supply apparatus, an air supply apparatus, a reformer, and a control section for controlling the extraction of power from a fuel cell module, whereby the controller includes a shutdown stop circuit for executing a shutdown stop when the fuel cell stack is above the oxidation suppression temperature, and after execution of a shutdown stop, during a period when pressure on the fuel electrode side is sufficiently higher than pressure on the air electrode side, and no reverse flow of air to the fuel electrode side is occurring, a temperature drop operation is executed whereby high temperature air remaining on the air electrode side is discharged.
Abstract translation: 提供能够避免空气电极减少的固体氧化物燃料电池系统。 本发明是一种燃料电池系统，具有：燃料电池模块，燃料供给装置，供水装置，空气供给装置，重整器，以及用于控制从燃料电池模块提取动力的控制部，由此 控制器包括关闭停止电路，用于当燃料电池堆高于氧化抑制温度时执行关闭停止，并且在执行关闭停止之后，在燃料电极侧的压力充分高于空气上的压力 电极侧，并且没有向燃料电极侧的空气的反向流动，执行降温操作，从而排出残留在空气电极侧的高温空气。
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Patent Agency Ranking
公开(公告)号：US20150086887A1
公开(公告)日：2015-03-26
申请号：US14385626
申请日：2013-03-25
Applicant: TOTO LTD.
Inventor： Takuya Matsuo , Toshiharu Otsuka , Katsuhisa Tsuchiya , Yousuke Akagi , Megumi Shimazu , Chihiro Kobayashi , Mitsunobu Shiono , Koji Omoshiki
CPC classification number: H01M8/04228 , H01M8/004 , H01M8/0252 , H01M8/0265 , H01M8/0271 , H01M8/04022 , H01M8/04223 , H01M8/04231 , H01M8/0432 , H01M8/04701 , H01M8/04753 , H01M8/04955 , H01M8/0618 , H01M8/0625 , H01M8/1246 , H01M8/2428 , H01M8/243 , H01M8/2457 , H01M8/2484 , H01M2008/1293
Abstract: To provide a solid oxide fuel cell system capable of avoiding the reduction of air electrodes. The present invention is a solid oxide fuel cell system including: a fuel cell module, a fuel supply apparatus, a water supply apparatus, an oxidant gas supply apparatus, a reformer, and a control section for controlling the extraction of power, whereby the controller having a shutdown stop circuit for executing a shutdown stop when the fuel cell stack is above the predetermined temperature, and after a shutdown stop, during a period when pressure on the fuel electrode side is sufficiently higher than pressure on the air electrode side, and no reverse flow of oxidant gas to the fuel electrode side is occurring, a temperature drop operation is executed whereby high temperature oxidant gas remaining on the oxidant gas electrode side is discharged.
Abstract translation: 提供能够避免空气电极减少的固体氧化物燃料电池系统。 本发明是一种固体氧化物型燃料电池系统，其特征在于，包括：燃料电池模块，燃料供给装置，供水装置，氧化剂气体供给装置，重整器，以及用于控制电力提取的控制部， 具有用于当燃料电池堆高于预定温度时执行关闭停止的停机停止电路，并且在关闭停止之后，在燃料电极侧的压力充分高于空气极侧的压力的期间内，并且没有 发生氧化剂气体向燃料电极侧的反向流动，执行降温操作，从而排出剩余在氧化剂气体电极侧的高温氧化剂气体。
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公开(公告)号：US20150064586A1
公开(公告)日：2015-03-05
申请号：US14385621
申请日：2013-03-25
Applicant: TOTO LTD.
Inventor： Takuya Matsuo , Toshiharu Otsuka , Katsuhisa Tsuchiya , Megumi Shimazu , Yousuke Akagi , Chihiro Kobayashi , Mitsunobu Shiono , Koji Omoshiki
CPC classification number: H01M8/04228 , H01M8/04104 , H01M8/04223 , H01M8/0432 , H01M8/04753 , H01M8/0618 , H01M8/2428 , H01M8/2457 , H01M8/2484 , H01M2008/1293
Abstract: To provide a solid oxide fuel cell capable of executing a shutdown stop while sufficiently suppressing fuel cell oxidation. The present invention is a solid oxide fuel cell system having a fuel cell module, a fuel supply apparatus, a water supply apparatus, a generating air supply apparatus, a reformer, a fuel/exhaust gas passageway for guiding fuel/exhaust gas from a fuel supply apparatus through a reformer to outside; and a controller comprising a shutdown stop circuit; whereby the fuel/exhaust gas passageway functions as a mechanical pressure retention means, maintaining a pressure on the oxidant gas electrode side within the fuel cell module higher than atmospheric pressure, and maintaining a pressure on the fuel electrode side at a pressure higher than the pressure on the oxidant gas electrode side, until the fuel electrode temperature drops to a predetermined oxidation suppression temperature.
Abstract translation: 提供能够在充分抑制燃料电池氧化的同时执行停机停止的固体氧化物型燃料电池。 本发明是一种固体氧化物燃料电池系统，其具有燃料电池模块，燃料供给装置，供水装置，发电空气供给装置，重整器，用于从燃料引导燃料/废气的燃料/排气通道 供应设备通过改良者到外面; 以及控制器，包括关闭停止电路; 由此燃料/废气通道用作机械压力保持装置，保持燃料电池组件内的氧化剂气体电极侧的压力高于大气压力，并且将燃料电极侧的压力保持在高于压力的压力 在氧化剂气体电极侧，直到燃料电极温度下降到预定的氧化抑制温度。
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公开(公告)号：US10115985B2
公开(公告)日：2018-10-30
申请号：US14385626
申请日：2013-03-25
Applicant: TOTO LTD.
Inventor： Takuya Matsuo , Toshiharu Otsuka , Katsuhisa Tsuchiya , Yousuke Akagi , Megumi Shimazu , Chihiro Kobayashi , Mitsunobu Shiono , Koji Omoshiki
IPC: H01M8/04228 , H01M8/2484 , H01M8/2457 , H01M8/2428 , H01M8/0271 , H01M8/04223 , H01M8/04955 , H01M8/0612 , H01M8/0432 , H01M8/04701 , H01M8/04746 , H01M8/1246 , H01M8/00 , H01M8/0252 , H01M8/0265 , H01M8/124 , H01M8/243 , H01M8/04014
Abstract: To provide a solid oxide fuel cell system capable of avoiding the reduction of air electrodes. The present invention is a solid oxide fuel cell system including: a fuel cell module, a fuel supply apparatus, a water supply apparatus, an oxidant gas supply apparatus, a reformer, and a control section for controlling the extraction of power, whereby the controller having a shutdown stop circuit for executing a shutdown stop when the fuel cell stack is above the predetermined temperature, and after a shutdown stop, during a period when pressure on the fuel electrode side is sufficiently higher than pressure on the air electrode side, and no reverse flow of oxidant gas to the fuel electrode side is occurring, a temperature drop operation is executed whereby high temperature oxidant gas remaining on the oxidant gas electrode side is discharged.
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公开(公告)号：US20140227623A1
公开(公告)日：2014-08-14
申请号：US14348563
申请日：2012-09-27
Applicant: TOTO LTD.
Inventor： Yasuo Kakinuma , Akira Kawakami , Shuichiro Saigan , Shigeru Ando , Chihiro Kobayashi , Masato Ota , Naoki Watanabe , Nobuo Isaka , Yuya Takahashi , Megumi Shimazu
IPC: H01M8/02
CPC classification number: H01M8/0282 , H01M8/004 , H01M8/0252 , H01M8/0271 , H01M8/1213 , H01M8/243 , Y02E60/521 , Y02E60/525
Abstract: In a fuel cell unit 16 that constitutes a fuel cell module 2 of an SOFC device 1, a collector cap 86a is connected to an inner electrode layer 90 via a seal material 96 as an Ag seal portion. A glass coating 30 (dense body) is filled up between the inner electrode layer 90 and an electrolyte layer 94 and the collector cap 86a to cover an upper end surface 96a of the seal material 96. As such, the fuel cell unit 16 includes the seal material 96 constituting as an Ag seal portion that separates a fuel gas from an oxidant gas, and a glass coating 30 at least partially formed to over at least either the fuel gas side surface of the seal material 96 or an the oxidant gas side surface of the seal material 96.
Abstract translation: 在构成SOFC装置1的燃料电池模块2的燃料电池单元16中，集电帽86a通过作为Ag密封部的密封材料96与内部电极层90连接。 在内部电极层90和电解质层94以及集电体帽86a之间填充玻璃涂层30（密实体），以覆盖密封材料96的上端面96a。因此，燃料电池单元16包括 构成作为Ag密封部分的密封材料96，其将燃料气体与氧化剂气体分离;以及至少部分地形成在密封材料96的燃料气体侧表面或氧化剂气体侧表面的至少一个的玻璃涂层30 的密封材料96。
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公开(公告)号：US09252435B2
公开(公告)日：2016-02-02
申请号：US14348563
申请日：2012-09-27
Applicant: TOTO LTD.
Inventor： Yasuo Kakinuma , Akira Kawakami , Shuichiro Saigan , Shigeru Ando , Chihiro Kobayashi , Masato Ota , Naoki Watanabe , Nobuo Isaka , Yuya Takahashi , Megumi Shimazu
CPC classification number: H01M8/0282 , H01M8/004 , H01M8/0252 , H01M8/0271 , H01M8/1213 , H01M8/243 , Y02E60/521 , Y02E60/525
Abstract: In a fuel cell unit 16 that constitutes a fuel cell module 2 of an SOFC device 1, a collector cap 86a is connected to an inner electrode layer 90 via a seal material 96 as an Ag seal portion. A glass coating 30 (dense body) is filled up between the inner electrode layer 90 and an electrolyte layer 94 and the collector cap 86a to cover an upper end surface 96a of the seal material 96. As such, the fuel cell unit 16 includes the seal material 96 constituting as an Ag seal portion that separates a fuel gas from an oxidant gas, and a glass coating 30 at least partially formed to over at least either the fuel gas side surface of the seal material 96 or an the oxidant gas side surface of the seal material 96.
Abstract translation: 在构成SOFC装置1的燃料电池模块2的燃料电池单元16中，集电帽86a通过作为Ag密封部的密封材料96与内部电极层90连接。 在内部电极层90和电解质层94以及集电体帽86a之间填充玻璃涂层30（密实体），以覆盖密封材料96的上端面96a。因此，燃料电池单元16包括 构成作为Ag密封部分的密封材料96，其将燃料气体与氧化剂气体分离;以及至少部分地形成在密封材料96的燃料气体侧表面或氧化剂气体侧表面的至少一个的玻璃涂层30 的密封材料96。
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