EP2936600A1 - Gehäuse für einen brennstoffzellen-stapel - Google Patents
Gehäuse für einen brennstoffzellen-stapelInfo
- Publication number
- EP2936600A1 EP2936600A1 EP13794812.1A EP13794812A EP2936600A1 EP 2936600 A1 EP2936600 A1 EP 2936600A1 EP 13794812 A EP13794812 A EP 13794812A EP 2936600 A1 EP2936600 A1 EP 2936600A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing
- fuel cell
- cell system
- cell stack
- reinforcing structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
- H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
Definitions
- the invention relates to a housing for a fuel cell stack, wherein at least one wall at least partially has a wall reinforcing structure.
- the pipe branching device has at least one pipe connection with an oversized opening which is bounded by a frame-shaped manifold.
- the pipe connection is slidable in at least one plane relative to the oversized opening to reduce positional tolerance requirements of the pipe connection. It is the
- Pipe branching device provided in particular for fastening components of a fuel cell system to an end plate.
- a so-called stack box is known from the prior art as a housing for a fuel cell stack, which at least partially has a ribbed structure.
- the invention has for its object to provide a comparison with the prior art improved housing for a fuel cell stack.
- At least one wall has, at least in regions, a wall reinforcing structure, wherein
- reinforcing structure is formed at least one attachment point for mounting at least one fuel cell system component and / or for mounting the housing in a space.
- both the fuel cell stack and the at least one attached to the attachment point fuel cell system component is protected in a deformation of the housing from damage resulting from the deformation.
- the bearing point is also largely protected from deformation by the reinforcing structure in this area.
- the housing for the fuel cell stack is provided for arrangement in an engine compartment of a vehicle, wherein the housing is at least partially stiffened by means of the reinforcing structure, whereby the risk of deformation of the housing is at least reduced in this area at least.
- the housing has a plurality of areas with reinforcing structure, so that the housing can be arranged without construction-related changes in different available and also in variously designed installation spaces and can be fastened via the attachment point or points.
- the housing is formed box-shaped with reinforcing structure, whereby the housing has a comparatively high rigidity and low weight.
- the reinforcing structure is formed as ribs having a honeycomb shape and / or a square shape.
- the reinforcing structure extends completely over all the walls of the housing, so that a Protection of the fuel cell stack from damage, especially by
- Deformations of the housing is substantially increased.
- the at least one attachment point is designed as a shaping protruding from a wall, so that at least one fuel cell system component advantageously forms on this projecting formation
- the housing is fastened. Additionally or alternatively, the housing is advantageously fastened on the projecting shape in its space.
- the attachment point is used for example in the form of the projecting shape as a receptacle for the fastener.
- a through hole can be introduced into the projecting formation, in which a screw designed as a
- Fastening element can be arranged. It is also conceivable that the attachment point is formed such that a fastening element can be fastened to the latter in a form-fitting manner, wherein such a fastening element can be a clamp, for example.
- the housing is made of metal and / or of at least one
- Fiber composite plastic formed wherein the housing is advantageously made in the so-called lightweight construction. Suitable materials for this purpose are in particular an aluminum and / or magnesium alloy and / or fiber composite plastics. Since the housing is made in lightweight construction, a weight of the housing is comparatively low, whereby z. B. handling for mounting the housing can be simplified in its space.
- the housing is closable by means of a housing cover, in which at least one device of the fuel cell system is integrated. Because the housing can be closed by means of the housing cover, the fuel cell stack arranged in the housing is completely surrounded and thus protected against damage. In addition, characterized in that in the housing cover at least one device of the fuel cell system, for. As a device for media management, is integrated, the fuel cell system designed to save space, with a space available by means of the housing cover space is optimally used. It can also be provided in an advantageous manner that the housing cover has at least one attachment point for fastening further fuel cell system components. As a result, the fuel cell system is compact, preferably all required and separate fuel cell system components are arranged or integrated on the housing and / or the housing cover.
- the walls and / or the housing cover are at least partially electrically insulating, so that by means of the housing, an insulation gap can be formed.
- an insulation gap by means of the housing itself, a cost-effective solution is given, since no further components are required for electrical insulation.
- Housing cover are formed at least partially thermally insulating or is. If the housing is formed thermally insulating, thermal management of the fuel cell stack is considerably improved, wherein the thermal insulation by means of the housing, in particular with respect to a cold start capability of the fuel cell system, is advantageous.
- fuel cell system components are thermally coupled to the fuel cell stack, which also has a cold start capability is improved.
- Fig. 1 shows schematically a perspective view of a housing for a
- Fig. 2 schematically shows a perspective view of the housing with partially
- FIG. 3 is a schematic perspective view of the housing in FIG.
- FIG. 1 shows a perspective view of a housing 1 for a partially shown in Figure 2 fuel cell stack 2.
- the fuel cell stack 2 is
- Component of a fuel cell system by means of which electrical energy is generated, which is converted into kinetic energy.
- Such a fuel cell system is preferably arranged in a vehicle or a means of transport.
- the housing 1 has a substantially box-shaped design and has an open side, into which the fuel cell stack 2 can be inserted in the housing 1 when it is arranged, as FIG. 2 shows.
- the housing 1 is manufactured in the so-called lightweight construction.
- the housing 1 is made of metal, for. B. from an aluminum and / or magnesium alloy, and / or fiber composite plastic, such as. B. made of a carbon fiber reinforced plastic and / or carbon fiber reinforced carbon.
- the fuel cell stack 2 is arranged in the housing 1, wherein walls 1.1 of the housing 1 for increasing the protective effect for the fuel cell stack 2 have a reinforcing structure S.
- the walls are stiffened 1.1, whereby the housing 1 more stable, in particular against deformation, is formed.
- the reinforcing structure S is formed as ribs, which are formed cuboid and honeycomb-shaped on the respective wall 1.1 of the housing 1.
- the ribs which are formed to form a parallelepiped shape on the wall 1.1, have over the ribs, which form the honeycomb shape, larger dimensions.
- the ribs of the cuboid shapes project beyond the ribs, which are arranged in the shape of a honeycomb.
- the reinforcing structure S may have other shapes, wherein it may also be provided that one or more separate, not shown
- Reinforcing elements is attached to one or more walls 1.1 of the housing 1 or are.
- guide elements 3 can be arranged in the interior of the housing 1 in the corner regions, which facilitate the insertion of a fuel cell stack 2.
- the guide elements 3 may be formed of an electrically insulating material, such as an electrically insulating plastic. This improves the electrical insulation of the fuel cell stack 2 and is particularly advantageous when the housing 1 is formed of a metal or other electrically conductive material.
- the housing 1 serves in particular for the protection of the fuel cell stack 2 and forms the support structure of the same.
- the housing 1 is designed to form an insulation route, in particular as a shock protection, at least partially electrically isolated, wherein such sections are preferably marked, so that a person is made aware of a possible danger when handling the housing 1 with the fuel cell stack 2.
- the housing 1 thus represents a mechanical protection for the fuel cell stack 2.
- Fuel cell system such as. B. a venting function for pressure reduction
- the material for the production of the housing 1 is selected, wherein the housing 1 is preferably formed dense.
- the housing 1 is formed from a plurality of materials, so that the housing 1 is at least partially thermally and / or electrically insulated.
- fuel cell system components can be arranged, which are preferably thermally coupled to the fuel cell stack 2, so that a cold start capability of the fuel cell system is improved.
- Attachment points B1 to B3 formed, which serve for the attachment of fuel cell system components not shown.
- Attachment points B1 to B3 can be arranged.
- the attachment points B1 to B3 are in the present embodiment according to Figure 1 at a large area
- Wall 1.1 of the housing 1 is formed.
- Drivetrain of a fuel cell vehicle (vehicle with electric drive whose electric drive power is at least partially generated by a fuel cell stack) counted.
- These powertrain components include, but are not limited to. the electric drive motor, the power electronics, a vacuum pump of the
- First attachment points B1 are formed as projecting from the wall 1.1 nose-shaped formations, to which at least one fuel cell system component, for example, can be plugged, so that the fuel cell system component is positively fastened to the housing 1.
- first attachment points B1 in the form of the nose-shaped formations have through holes, in each of which a fastener, in particular a screw can be arranged, so that the fuel cell system component is alternatively or additionally non-positively fastened to the housing 1.
- the respective fuel cell system component can also be fastened to the first attachment points B1 in a material-locking manner.
- Second attachment points B2 on the wall 1.1 of the housing 1 are similar to the formed into a square shape ribs of the reinforcing structure S formed. As a result, the second attachment points B2 are designed in the shape of a frame, wherein the elements forming the frame form project beyond the reinforcing structure S of the wall 1.1.
- At least one fuel cell system component may be attached to the second
- Attachment points B2 clamped and / or inserted and / or otherwise, as well as non-positively and / or materially secured.
- third attachment points B3 are also formed as so-called slots for the positive attachment of fuel cell system components, where it is possible, for example by means of suitable tools, the respective fuel cell system component additionally or alternatively non-positively and / or cohesively to the third attachment points B3 to attach.
- one fuel cell system component can be fastened to both respective attachment points B1 to B3, or in each case one system component can be fastened to an attachment point B1 to B3.
- the attachment points B1 to B3 may also have other suitable shapes, wherein the attachment points B1 to B3 are always formed in the region of the reinforcing structure S of the respective wall 1.1 of the housing 1.
- One or more of the attachment points B1 may be provided in a possible embodiment for fixing the housing 1 in its intended space, so that the one or more attachment points B1 to B3 serve as bearings for the housing 1.
- attachment points B1 to B3 different fuel cell system components can be attached to the housing 1, so that the fuel cell system is at least partially compact and no further space for the arrangement of fuel cell system components is required. Since the housing 1 has a plurality of attachment points B1 to B3, which also as
- Storage locations can be used, the housing 1 with fuel cell stack 2 and fuel cell system components can be flexibly arranged and fixed in an available space.
- a housing cover 4 is arranged for sealing the housing 1 and preferably fastened at least in a form-fitting manner. It can be arranged between housing 1 and housing cover 4, a circumferential seal to form the housing 1 largely fluidly dense.
- housing cover 4 may have further formed fastening points for the arrangement of fuel cell system components.
- the housing cover 4 is formed of a material which, accordingly
- the housing cover 4 may be formed of different materials, so that the housing cover 4, for example, at least partially electrically insulated to continue the insulation gap of the housing 1.
- Housing 1 is optimized for pressure equalization. By the uniform
- Temperature distribution can be achieved in addition to that less
- the Media guide within the housing 1 and / or the housing cover 4 can be realized with flexible cross-sectional geometries, whereby the required space can be reduced.
- the venting and the drainage area are formed, which is required in particular for the hydrogen concentration and the humidity, the venting function due to the
- the housing 1 with the housing cover 4 forms a multi-functional component for a
- Fuel cell system which can be saved by means of such a housing 1 for a fuel cell stack 2 costs, weight, space, a number of components and consequent assembly time in the production of the fuel cell system.
- housing 1 To install housing 1 in various available space.
- an increased pressure prevails in the housing 1 compared to the environment, whereby an internal pressure in the fuel cell stack 2 can be compensated.
- the lockable housing 1 is a comparatively small compact space-saving construction for a fuel cell system, wherein the housing 1 fulfills several functions described above simultaneously. LIST OF REFERENCE NUMBERS
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012024964.0A DE102012024964A1 (de) | 2012-12-20 | 2012-12-20 | Gehäuse für einen Brennstoffzellen-Stapel |
| PCT/EP2013/003425 WO2014094946A1 (de) | 2012-12-20 | 2013-11-14 | Gehäuse für einen brennstoffzellen-stapel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2936600A1 true EP2936600A1 (de) | 2015-10-28 |
Family
ID=49626895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13794812.1A Withdrawn EP2936600A1 (de) | 2012-12-20 | 2013-11-14 | Gehäuse für einen brennstoffzellen-stapel |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20160006069A1 (de) |
| EP (1) | EP2936600A1 (de) |
| JP (1) | JP6322648B2 (de) |
| CN (1) | CN104885283A (de) |
| DE (1) | DE102012024964A1 (de) |
| WO (1) | WO2014094946A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015012865A1 (de) | 2015-10-05 | 2016-05-25 | Daimler Ag | Fahrzeug |
| JP6508170B2 (ja) * | 2016-11-16 | 2019-05-08 | トヨタ自動車株式会社 | 燃料電池システム |
| AT519672B1 (de) * | 2017-05-18 | 2018-09-15 | Plasser & Theurer Export Von Bahnbaumaschinen Gmbh | Schienenfahrzeug |
| WO2019012134A1 (de) | 2017-07-14 | 2019-01-17 | Elringklinger Ag | Brennstoffzellenvorrichtung |
| JP7043988B2 (ja) * | 2018-06-19 | 2022-03-30 | トヨタ自動車株式会社 | 燃料電池システムおよび燃料電池車両 |
| JP2020009550A (ja) * | 2018-07-03 | 2020-01-16 | トヨタ自動車株式会社 | 燃料電池の冷却システム |
| KR102732487B1 (ko) * | 2018-12-06 | 2024-11-21 | 현대자동차주식회사 | 연료 전지 및 그의 제조 방법 |
| US12297426B2 (en) | 2019-10-01 | 2025-05-13 | The Broad Institute, Inc. | DNA damage response signature guided rational design of CRISPR-based systems and therapies |
| CN113707928B (zh) * | 2021-08-10 | 2023-02-17 | 一汽解放汽车有限公司 | 电堆封装模块及燃料电池电堆装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050255342A1 (en) * | 2004-05-11 | 2005-11-17 | Dong-Hun Lee | Fuel cell stack and fastening and reinforcing mechanisms for a fuel cell stack |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02102973A (ja) * | 1988-10-07 | 1990-04-16 | Sumitomo Light Metal Ind Ltd | 耐圧容器 |
| JPH0932194A (ja) * | 1995-07-17 | 1997-02-04 | Shinwa:Kk | 各種部材のリブ構造 |
| JP3191651B2 (ja) * | 1995-12-22 | 2001-07-23 | 日立工機株式会社 | 蓄電池収納ケース |
| DE19724428C2 (de) * | 1997-06-10 | 1999-09-16 | Ballard Power Systems | Gehäuse für einen Niedertemperatur-Brennstoffzellenstapel |
| US20020197520A1 (en) * | 2001-06-25 | 2002-12-26 | Usf Filtration & Separations Group., Inc | Micro fuel cell array |
| JP4635503B2 (ja) * | 2004-07-28 | 2011-02-23 | 日産自動車株式会社 | 車両搭載型燃料電池 |
| US20060060244A1 (en) | 2004-08-20 | 2006-03-23 | Eggum Shawn D | Fuel cell manifold |
| US7641999B2 (en) * | 2004-08-27 | 2010-01-05 | Honda Motor Co., Ltd. | Fuel cell stack |
| JP4417204B2 (ja) * | 2004-08-27 | 2010-02-17 | 本田技研工業株式会社 | 燃料電池スタック |
| JP2006221854A (ja) * | 2005-02-08 | 2006-08-24 | Toyota Motor Corp | 移動体用燃料電池 |
| JP2007141636A (ja) * | 2005-11-18 | 2007-06-07 | Toyota Motor Corp | 燃料電池システム |
| JP2009004259A (ja) * | 2007-06-22 | 2009-01-08 | Toyota Motor Corp | 燃料電池ケース |
| DE102008029718A1 (de) * | 2008-06-23 | 2009-01-15 | Daimler Ag | Brennstoffzellenstack |
| JP5377955B2 (ja) * | 2008-12-24 | 2013-12-25 | 三洋電機株式会社 | 車両用の電源装置 |
| JP2010177013A (ja) * | 2009-01-29 | 2010-08-12 | Toto Ltd | 燃料電池及びその製造方法 |
| DE102009012596B4 (de) * | 2009-03-11 | 2022-03-24 | Cellcentric Gmbh & Co. Kg | Brennstoffzellensystem mit einem Isoliergehäuse |
| DE102009043635A1 (de) * | 2009-09-29 | 2011-04-07 | Continental Automotive Gmbh | Batteriegehäuse |
| DE102009043565A1 (de) * | 2009-09-30 | 2011-04-07 | Daimler Ag | Vorrichtung zur Medienversorgung in einem Brennstoffzellensystem |
| US20110244355A1 (en) * | 2010-04-01 | 2011-10-06 | Gm Global Technology Operations, Inc. | Fuel cell stack compression enclosure apparatus |
| DE102011011238A1 (de) * | 2011-02-15 | 2012-08-16 | Li-Tec Battery Gmbh | Gehäuse zur Aufnahme einer flachen elektrochemischen Zelle |
-
2012
- 2012-12-20 DE DE102012024964.0A patent/DE102012024964A1/de not_active Withdrawn
-
2013
- 2013-11-14 JP JP2015548248A patent/JP6322648B2/ja active Active
- 2013-11-14 WO PCT/EP2013/003425 patent/WO2014094946A1/de not_active Ceased
- 2013-11-14 CN CN201380067270.8A patent/CN104885283A/zh active Pending
- 2013-11-14 EP EP13794812.1A patent/EP2936600A1/de not_active Withdrawn
- 2013-11-14 US US14/654,410 patent/US20160006069A1/en not_active Abandoned
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050255342A1 (en) * | 2004-05-11 | 2005-11-17 | Dong-Hun Lee | Fuel cell stack and fastening and reinforcing mechanisms for a fuel cell stack |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014094946A1 (de) | 2014-06-26 |
| US20160006069A1 (en) | 2016-01-07 |
| JP6322648B2 (ja) | 2018-05-09 |
| CN104885283A (zh) | 2015-09-02 |
| JP2016500469A (ja) | 2016-01-12 |
| DE102012024964A1 (de) | 2014-06-26 |
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| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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Extension state: BA ME |
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| RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: SCHICK, CHRISTIAN Inventor name: MAZZOTTA, COSIMO Inventor name: SEITZ, JOACHIM Inventor name: HAUG, ALFRED Inventor name: GERHARDT, STEFAN Inventor name: MORIN, QUENTIN |
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| DAX | Request for extension of the european patent (deleted) | ||
| 17Q | First examination report despatched |
Effective date: 20170906 |
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| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
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| 18W | Application withdrawn |
Effective date: 20190606 |