WO2015093042A1 - 発電システム - Google Patents
発電システム Download PDFInfo
- Publication number
- WO2015093042A1 WO2015093042A1 PCT/JP2014/006254 JP2014006254W WO2015093042A1 WO 2015093042 A1 WO2015093042 A1 WO 2015093042A1 JP 2014006254 W JP2014006254 W JP 2014006254W WO 2015093042 A1 WO2015093042 A1 WO 2015093042A1
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- WIPO (PCT)
- Prior art keywords
- lid
- housing
- disposed
- fuel cell
- fitting
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
- H01M8/2475—Enclosures, casings or containers of fuel cell stacks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Definitions
- the present invention relates to a power generation system, and more particularly to a fuel cell system that generates power by reacting hydrogen and oxygen.
- the fuel cell system includes a fuel processor and a fuel cell.
- a fuel processor produces
- the fuel cell supplies the fuel gas containing hydrogen generated by the fuel processor to the anode and the oxidant gas to the cathode, and performs power generation by an electrochemical reaction.
- a casing of a fuel cell system including a fuel processor and a fuel cell a housing provided with a base portion, an exterior panel rising from the base portion, and a top plate provided on the upper end side of the exterior panel is generally used.
- Known see, for example, Patent Document 1 and Patent Document 2.
- Patent Document 1 discloses a configuration in which a rotary table mechanism is provided at the lower part of a casing and the panel can be opened and closed with a hinge.
- FIG. 13 is a perspective view showing a configuration of a conventional fuel cell system described in Patent Document 2.
- FIG. 13 is a perspective view showing a configuration of a conventional fuel cell system described in Patent Document 2.
- Patent Document 2 discloses a fuel cell system housing in which a front panel can be easily attached and detached while having a relatively small installation space.
- a casing 101 of the fuel cell system includes a base portion 102, an exterior panel 103 that rises from the base portion 102, and a top plate 104 that is provided on the upper end side of the exterior panel 103.
- the front panel 105 that constitutes the exterior panel 103 has an upper end 105 a that is removably inserted into an end 104 a of the top plate, and a lower end 105 b that is detachably fixed to the base 102. .
- a fuel cell system called a packaged fuel cell power generator has been proposed (see, for example, Patent Document 3).
- This device is mainly intended for indoor installation.
- an air intake duct and system for introducing air consumed for power generation operation and ventilation air from the outdoors A system exhaust duct for releasing the exhaust and a ventilation exhaust duct for releasing the exhaust in the package to the outside are required.
- it is essential to ensure airtightness inside and outside the package.
- the present invention has been made in view of such a conventional problem, and provides a power generation system capable of ensuring airtightness of a casing with certainty.
- the power generation system of the present invention has a power generator that generates power using raw fuel and oxidant gas, an opening, a housing that houses the power generator therein, and a cover that covers the opening of the housing
- positioned so that a 1st cover body may be covered are provided.
- the fixing structure has a first position where the first fitting portion and the second fitting portion do not fit and the gripping portion and the second lid contact when the second lid is disposed,
- the first fitting portion and the second fitting portion are fitted, and are configured to be movable between a second position where the grip portion and the second lid body do not contact.
- the airtight seal portion between the first lid and the housing is compressed by attaching the first lid to the housing and securely fitting the first fitting portion. It can be secured almost constant.
- the airtightness of the casing is reliably ensured by a series of operations. It becomes possible.
- the crush of the seal portion interposed between the housing and the first lid can be kept almost constant, even if the first lid is opened and closed during installation or maintenance, the work The airtight performance of the housing is not impaired.
- the two-piece configuration of the first lid and the second lid even if there is a defect in the opening and closing operation of the first lid, it is possible to detect the defect and Later, the casing can be securely sealed.
- FIG. 1 is a diagram showing a configuration of a fuel cell system according to the first embodiment of the present invention.
- FIG. 2 is a view for explaining a connection portion of the second lid, the first lid, and the housing of the fuel cell system according to the first embodiment of the present invention.
- FIG. 3 is a diagram showing an external appearance of the assembled fuel cell system according to the first embodiment of the present invention.
- FIG. 4 is a diagram showing a configuration in which the second lid body of the fuel cell system according to the first embodiment of the present invention is removed.
- FIG. 5 is a diagram showing a configuration in which the second lid and the first lid are removed from the fuel cell system according to the first embodiment of the present invention.
- FIG. 1 is a diagram showing a configuration of a fuel cell system according to the first embodiment of the present invention.
- FIG. 2 is a view for explaining a connection portion of the second lid, the first lid, and the housing of the fuel cell system according to the first embodiment of the present invention.
- FIG. 3 is a diagram showing
- FIG. 6 is a diagram for explaining a method of fixing the first lid using the fixing structure in the fuel cell system according to the first embodiment of the present invention.
- FIG. 7 is a diagram showing a state in which the second lid and the first lid are fixed to the casing in the fuel cell system according to the first embodiment of the present invention.
- FIG. 8 is a perspective view for explaining a method of attaching the second lid in the fuel cell system according to the first embodiment of the present invention.
- FIG. 9 is a perspective view of the fixing structure of the fuel cell system according to the second embodiment of the present invention.
- FIG. 10 is a diagram illustrating a case where the fixing structure of the fuel cell system according to the second embodiment of the present invention is in the first position and the second position.
- FIG. 10 is a diagram illustrating a case where the fixing structure of the fuel cell system according to the second embodiment of the present invention is in the first position and the second position.
- FIG. 11 is a diagram showing a configuration of a fixed structure of the fuel cell system according to the third embodiment of the present invention.
- FIG. 12 is a diagram showing a case where the fixing structure is in the first position and the second position in the fuel cell system according to the third embodiment of the present invention.
- FIG. 13 is a perspective view showing a configuration of a conventional fuel cell system described in Patent Document 2. As shown in FIG.
- FIGS. 1-8 is a figure which shows the structure of the fuel cell system 50 in the 1st Embodiment of this invention.
- FIG. 1 is a diagram showing a configuration of a fuel cell system 50 according to the first embodiment of the present invention.
- FIG. 1 includes (a) a plan view, (b) a front view, and (c) a side view as viewed from the right side.
- FIG. 2 is a diagram for explaining a connecting portion of the fuel cell system 50 between the second lid body 4, the first lid body 3, and the housing 2.
- FIG. 3 is a diagram showing an external appearance of the assembled fuel cell system 50 according to the first embodiment of the present invention.
- FIG. 4 is a view showing a configuration in which the second lid body 4 of the fuel cell system 50 is removed.
- FIG. 5 is a view showing a configuration in which the first lid 3 of the fuel cell system 50 is further removed.
- Each drawing includes (a) a plan view, (b) a front view, and (c) a side view as viewed from the right.
- the fuel cell system 50 in the present embodiment includes a generator 1 that generates power using raw fuel and an oxidant gas, and an opening 12, and the generator 1 is accommodated therein. And a second lid 4 disposed so as to cover the first lid 3.
- the first lid 3 is disposed so as to cover the opening 12 of the housing 2.
- a seal portion 9 for ensuring airtightness of the casing 2 is disposed between the first lid 3 and the casing 2 of the fuel cell system 50 on the casing 2 side.
- the first lid 3 has a fixing structure 6 for fixing to the housing 2. As shown in FIG. 2, the fixing structure 6 is formed by integrating a gripping portion 6a and a gripping portion 6b having a first fitting portion 6c.
- the fixing structure 6 is rotatably attached to the holding part support base 6d with a stepped screw 6f. Further, the gripping part support base 6d is fixed on the first exterior panel 6g of the first lid 3 with a fixing screw 6e. A pin 7 having a second fitting portion 8 for fitting with the first fitting portion 6c is disposed in the housing 2.
- An airtight seal portion 9 is disposed at the base of the pin 7. Further, a second lid insertion portion 11 is disposed at the lower end of the housing 2 and a second lid fixing portion 13 is disposed at the upper end of the housing 2 for fixing to the second lid 4.
- the second lid 4 has a fixing projection 4a at the upper end of the second lid 4, an insertion projection 4b at the lower end of the second lid 4, and a gripping portion 6a.
- a second lid detection unit 4c for detecting the normal position is provided.
- the supply / exhaust pipe 10 is installed at the upper end of the housing 2.
- FIG. 6 is a diagram for explaining a method of fixing the first lid 3 using the fixing structure 6 of the fuel cell system 50 in the first embodiment of the present invention.
- FIG. 6 shows (a) a first position and (b) a second position.
- FIG. 7 is a view showing a state where the second lid 4 and the first lid 3 are fixed to the housing 2 in the fuel cell system 50.
- FIG. 7 includes (a) a sectional structure viewed from the side, and (b) a perspective view in which a part is broken.
- FIG. 8 is a perspective view for explaining a method of attaching the second lid 4 of the fuel cell system 50.
- the operator holds the grip portion 6a of the fixing structure 6 and rotates the fixing structure 6 around the stepped screw 6f, so that the first fitting portion 6c and the second fitting portion are engaged.
- the part 8 is fitted.
- casing 2 is compressed to a substantially constant value.
- the inside of the housing 2 can be sealed, and the airtightness of the casing 2 is ensured substantially constant.
- the second cover body detection unit of the second cover body 4 shown in FIG. 4c and the holding part 6a of the fixing structure 6 are in contact with each other, and the second lid 4 cannot be attached to the housing 2.
- the fixing structure 6 when the fixing structure 6 is in the second position shown on the right side of FIG. 6 and the second cover body 4 is arranged, the second cover body detection of the second cover body 4 shown in FIG. 7 is performed.
- the part 4 c and the gripping part 6 a of the fixing structure 6 are not in contact with each other, and the second lid 4 can be attached to the housing 2.
- a gripping portion rotation fixing portion 6h is provided in order to fix the gripping portion 6b to the screw at the second position.
- the second lid 4 is attached to the housing 2 by first inserting the insertion protrusion 4b of the second lid 4 into the second lid insertion portion 11 provided at the lower end of the housing 2, as shown in FIG. As described above, the fixing is performed by inserting the fixing protrusion 4 a of the second lid 4 into the second lid fixing portion 13 provided at the upper end of the housing 2.
- the first lid 3 is attached to the housing 2 and the first fitting portion 6c and the second fitting portion 8 are securely fitted to each other, so that the first lid 3 and the housing are fitted.
- the compression of the hermetic seal portion 5 between the body 2 and the body 2 can be ensured substantially constant. Further, since it is possible to check whether or not the fitting operation between the first fitting portion 6c and the second fitting portion 8 has been securely performed when the second lid body 4 is attached, It becomes possible to ensure the airtightness of the housing 2 with certainty.
- FIG 9 and 10 are diagrams showing the configuration of the fuel cell system according to the second embodiment of the present invention.
- FIG. 9 is a perspective view of the fixing structure of the fuel cell system according to the second embodiment of the present invention.
- FIG. 10 is a diagram showing a case where the fixing structure of the fuel cell system is in (a) the first position and (b) in the second position.
- the operator inserts the first lid 3 into the pin 21 arranged in the housing 2 with the holes aligned. Then, the operator passes the tip of the gripping part 22 through the hole of the pin 21, rotates the gripping part 22 around the hole of the pin 21, and rotates the first fitting part 23 and the second of the first lid 3. The fitting part 24 is fitted. Even with such a configuration, the seal portion 5 attached to the housing 2 can be compressed almost uniformly. Further, as shown on the left side of FIG. 10, when the grip portion 22 is in the first position, the grip portion 22 is obstructed and the second lid 4 cannot be reliably closed. On the other hand, as shown in the right side of FIG. 10, when the grip portion 22 is in the second position, the second lid 4 can be reliably closed.
- the first lid 3 can be easily attached to the housing 2 and the position of the grip 22 of the first lid 3 is detected by the second lid 4 (the first position or the second position). It is possible to use a part of the outline of the second lid body 4 as a portion to be simplified, and to simplify the structure.
- FIG 11 and 12 are diagrams showing the configuration of the fuel cell system according to the third embodiment of the present invention.
- FIG. 11 is a diagram showing a configuration of a fixed structure of the fuel cell system according to the third embodiment of the present invention.
- FIG. 11 includes (a) a perspective view, (b) a cross-sectional view, and (c) a side view and a front view of the configuration of the fixing structure.
- FIG. 12 is a diagram showing a configuration of a fixed structure of the fuel cell system according to the third embodiment of the present invention.
- FIG. 12 shows (a) a perspective view at the first position, and (b) a perspective view at the second position and a perspective view with a part broken away.
- a receiving tool 33 having a second fitting portion 34 is disposed in the housing 2.
- the first lid 3 is provided with a grip portion 31 having a first fitting portion 32 and a seal portion 35 between the grip portion 31 and the first lid 3.
- the grip portion 31 is formed with a grip portion protrusion 36 serving as a handle.
- the 2nd cover body 4 has the 2nd cover body hollow part 37, as FIG. 12 shows. Further, as shown in the left side (a) of FIG. 12, when the grip portion 31 is in the first position, the grip portion protrusion 36 does not enter the second lid recess portion 37. 4 cannot be closed securely. On the other hand, as shown in the right side (b) of FIG. 12, when the grip portion 31 is in the second position, the grip portion protrusion 36 enters the second lid hollow portion 37, so that the second lid 4 Can be securely closed.
- the structure of the grip portion 31 of the first lid 3 can be simplified and simplified.
- the fuel cell system has the generator 1 that generates power using raw fuel and oxidant gas, and the opening 12, and accommodates the generator 1 therein.
- a housing 2, a first lid 3 disposed so as to cover the opening 12 of the housing 2, and a second lid 4 disposed so as to cover the first lid 3 are provided.
- the fixing structure 6 having the seal portion 5 disposed between the first lid 3 and the housing 2, the gripping portions 6 a and 6 b and the first fitting portion 6 c and disposed on the first lid 3.
- a second fitting portion 8 disposed on the housing 2 or the first lid 3.
- the first fitting portion 6c and the second fitting portion 8 are not fitted, and the gripping portions 6a and 6b and the second lid 4 are not fitted.
- the first position where the first fitting portion 6c and the second fitting portion 8 are fitted, and the second position where the gripping portions 6a and 6b and the second lid body 4 are not in contact with each other are configured to be movable. Has been.
- the first lid 3 is attached to the housing 2 and the first fitting portion 6c is securely fitted, so that the hermetic seal portion between the first lid 3 and the housing 2 is fitted. Compression can be secured almost constant. Further, since it is possible to check whether or not the fitting operation of the first fitting portion 6c has been securely performed when the second lid body 4 is attached, the airtightness of the housing 2 can be reliably ensured by a series of operations. Can be secured.
- the fuel cell system 50 has been described as an example of the power generation system, but the present invention is not limited to this.
- the power generator 1 may be a fuel cell or a gas engine, for example.
- the fixing structure 6 is configured such that at least a part of the grip portions 6a and 6b is disposed outside the second lid 4 when viewed from the front direction of the second lid.
- the body 4 comes into contact with the second lid 4 when the gripping portions 6a and 6b are accommodated inside the second lid 4 when viewed from the thickness direction of the second lid 4 at the second position. It may be configured to not.
- a part of the outline of the second lid 4 is used as a part for detecting the gripping portions 6a, 6b of the first lid 3 (whether the position is the first position or the second position) by the second lid 4. And the structure can be simplified.
- the fixing structure 6 comes into contact with the second lid 4 when the grip portion 22 approaches the second lid 4 side when viewed from the direction perpendicular to the front direction of the second lid at the first position.
- the grip portion 22 In the second position, when viewed from the direction perpendicular to the thickness direction of the second lid 4, the grip portion 22 is configured not to contact the second lid 4 by approaching the first lid 3 side. It may be a configuration.
- the first lid 3 can be easily attached to the housing 2, and the second lid 4 detects the grip 22 of the first lid 3 (the first position or the second position Since a part of the outline of the second lid 4 can be used as a position to be positioned, the structure can be simplified.
- the grip portion 31 has a grip portion projection portion 36
- the second lid body 4 has a second lid body recess portion 37
- the fixing structure 6 has a first fitting portion at the first position. 32 and the second fitting part 34 are not fitted, and the gripping part projection 36 and the second lid hollow part 37 are in contact with each other, and the first fitting part 32 and the second fitting part are in the second position. 34 may be configured so that the gripping portion protrusion 36 and the second lid hollow portion 37 are not in contact with each other.
- the fixing structure 6 for the first lid 3 can be reduced in size and simplified.
- the fixing structure is configured such that at least a part of the gripping portions 6a and 6b is disposed inside the first lid 3 when viewed from the front direction of the second housing in the first position. It may be a configuration.
- the present invention can be applied to various types of power generation systems installed indoors, such as a fuel cell system that generates electricity by reacting hydrogen and oxygen, and a power generation system that uses a gas engine as a generator. Useful.
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Abstract
Description
図1から図8は、本発明の第1の実施の形態における燃料電池システム50の構成を示す図である。
次に、本発明の第2の実施の形態について説明する。本実施の形態の燃料電池システムは、第1の実施の形態と比較して、第1蓋体3を固定するための固定構造の構成が異なる。その部分について説明する。
次に、本発明の第3の実施の形態について説明する。本実施の形態の燃料電池システムは、第1の実施の形態および第2の実施の形態と比較して、第1蓋体3を固定するための固定構造の構成が異なる。その部分について説明する。
2 筐体
3 第1蓋体
4 第2蓋体
4a 固定突起
4b 挿入突起
4c 第2蓋体検知部
5 シール部
6 固定構造
6a 把持部
6b 把持部
6c 第1嵌合部
6d 把持部支持台
6e 固定ビス
6f 段付ビス
6g 第1外装パネル
6h 把持部回転固定部
7 ピン
8 第2嵌合部
9 シール部
10 給排気管
11 第2蓋体挿入部
12 開口部
13 第2蓋体固定部
21 ピン
22 把持部
23 第1嵌合部
24 第2嵌合部
31 把持部
32 第1嵌合部
33 受け具
34 第2嵌合部
35 シール部
36 把持部突起部
37 第2蓋体窪み部
Claims (5)
- 原燃料および酸化剤ガスを用いて発電する発電器と、
開口部を有し、前記発電器をその内部に収容する筐体と、
前記筐体の前記開口部を覆うように配置された第1蓋体と、
前記第1蓋体を覆うように配置された第2蓋体と、
前記第1蓋体および前記筐体の間に配置されたシール部と、
把持部および第1嵌合部を有し、前記第1蓋体に配置された固定構造と、
前記筐体または前記第1蓋体に配置された第2嵌合部と、を備え、
前記固定構造は、前記第2蓋体を配置する場合に、前記第1嵌合部および前記第2嵌合部が嵌合せず、かつ、前記把持部および前記第2蓋体が接触する第1の位置と、前記第1嵌合部および前記第2嵌合部が嵌合し、前記把持部および前記第2蓋体が接触しない第2の位置とを移動可能に構成されている、
発電システム。 - 前記固定構造は、前記第1の位置において、前記第2蓋体の正面方向から見て、前記把持部の少なくとも一部が前記第2蓋体の外側へ配置されることにより前記第2蓋体と接触し、前記第2の位置において、前記第2蓋体の厚み方向から見て、前記把持部が前記第2蓋体の内側へ収容されることにより前記第2蓋体と接触しないように構成されている、請求項1に記載の発電システム。
- 前記固定構造は、前記第1の位置において、前記第2蓋体の正面方向と垂直な方向から見て、前記把持部が前記第2蓋体側へ近づくことにより前記第2蓋体と接触し、前記第2の位置において、前記第2蓋体の厚み方向と垂直な方向から見て、前記把持部が前記第1蓋体側へ近づくことにより前記第2蓋体と接触しないように構成されている、請求項1に記載の発電システム。
- 前記把持部は、突起部を有し、
前記第2蓋体は、窪み部を有し、
前記固定構造は、前記第1の位置において、前記第1嵌合部および前記第2嵌合部が嵌合せず、かつ、前記突起部および前記窪み部が接触し、前記第2の位置において、前記第1嵌合部および前記第2嵌合部が嵌合し、前記突起部および前記窪み部が接触しないよう構成されている、
請求項1に記載の発電システム。 - 前記固定構造は、前記第1の位置において、前記第2筐体の正面方向から見て、前記把持部の少なくとも一部が前記第1蓋体の内側へ配置されるように構成されている、請求項2に記載の発電システム。
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JP2015553376A JP6398088B2 (ja) | 2013-12-18 | 2014-12-16 | 発電システム |
EP14872465.1A EP3086395B1 (en) | 2013-12-18 | 2014-12-16 | Power generation system |
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JP2013-260920 | 2013-12-18 | ||
JP2013260920 | 2013-12-18 |
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Citations (5)
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JP2002044852A (ja) * | 2000-07-25 | 2002-02-08 | Furukawa Electric Co Ltd:The | ケーブル接続箱 |
JP2006253020A (ja) | 2005-03-11 | 2006-09-21 | Toshiba Fuel Cell Power Systems Corp | 燃料電池発電装置及び吸排気装置 |
JP2008235092A (ja) | 2007-03-22 | 2008-10-02 | Honda Motor Co Ltd | 燃料電池システム |
JP2011244580A (ja) * | 2010-05-18 | 2011-12-01 | Toyota Motor Corp | 車両用高電圧機器収納箱 |
JP2013191324A (ja) | 2012-03-12 | 2013-09-26 | Aisin Seiki Co Ltd | 燃料電池システムの筐体 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004134181A (ja) * | 2002-10-09 | 2004-04-30 | Nissan Motor Co Ltd | 燃料電池容器構造 |
US9502738B2 (en) * | 2012-03-16 | 2016-11-22 | Nec Corporation | Power storage device |
-
2014
- 2014-12-16 WO PCT/JP2014/006254 patent/WO2015093042A1/ja active Application Filing
- 2014-12-16 JP JP2015553376A patent/JP6398088B2/ja active Active
- 2014-12-16 EP EP14872465.1A patent/EP3086395B1/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002044852A (ja) * | 2000-07-25 | 2002-02-08 | Furukawa Electric Co Ltd:The | ケーブル接続箱 |
JP2006253020A (ja) | 2005-03-11 | 2006-09-21 | Toshiba Fuel Cell Power Systems Corp | 燃料電池発電装置及び吸排気装置 |
JP2008235092A (ja) | 2007-03-22 | 2008-10-02 | Honda Motor Co Ltd | 燃料電池システム |
JP2011244580A (ja) * | 2010-05-18 | 2011-12-01 | Toyota Motor Corp | 車両用高電圧機器収納箱 |
JP2013191324A (ja) | 2012-03-12 | 2013-09-26 | Aisin Seiki Co Ltd | 燃料電池システムの筐体 |
Also Published As
Publication number | Publication date |
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EP3086395A1 (en) | 2016-10-26 |
EP3086395B1 (en) | 2017-10-04 |
JPWO2015093042A1 (ja) | 2017-03-16 |
EP3086395A4 (en) | 2016-10-26 |
JP6398088B2 (ja) | 2018-10-03 |
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