CN104716376B - A kind of stack structure for fuel battery - Google Patents
A kind of stack structure for fuel battery Download PDFInfo
- Publication number
- CN104716376B CN104716376B CN201510153512.6A CN201510153512A CN104716376B CN 104716376 B CN104716376 B CN 104716376B CN 201510153512 A CN201510153512 A CN 201510153512A CN 104716376 B CN104716376 B CN 104716376B
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- CN
- China
- Prior art keywords
- plate
- fuel cell
- open frame
- stack structure
- cover plate
- 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.)
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Classifications
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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
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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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
-
- 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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
-
- 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
-
- 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
- H01M8/04029—Heat exchange using liquids
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- 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
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- 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
The present invention relates to a kind of stack structure for fuel battery, and in particular to it is a kind of be easy to dismount, the new fuel cell pile structure with higher power density.It, which includes sequentially arranging from top to down, forms and is integrally placed at the fuel cell module in open frame, and the fuel cell module includes collector plate, upper unipolar plate, battery unit, the pole plate that places an order and fuel cell lower header plate on fuel cell；The cover plate for fixing the fuel cell module and the closing open frame is connected with above the open frame.Stack structure for fuel battery of the present invention saves space, improves pile power density；Pile uniform force；Pile size can directly be determined by framework size, without being adjusted in assembling process；Fuel cell module relative position is fixed during assembly and disassembly, is not susceptible to dislocation.
Description
Technical field
The present invention relates to a kind of stack structure for fuel battery, and in particular to a kind of to be easy to dismount, with higher power density
New fuel cell pile structure.
Background technology
Fuel cell has that power density is high, energy conversion efficiency is high, the course of work is quiet, it is environment-friendly many advantages, such as
Countries in the world extensive concern is received, and achieves successful application within the specific limits.
Need multiple cells combining to form combustion to obtain higher operating voltage and larger power output
Expect battery pile.Fuel cell pack is generally made up of parts such as end plate, collector plate, pole plate, electrodes, and the structure of fuel cell pack is direct
Determine its power density, the uniformity of monomer and production efficiency.
Current fuel cell pack general screw is fastened, but this method often makes end plate have a small amount of bending to cause electricity
Pole distribution of force is uneven and then influences the performance of fuel cell and needs reserved screw rod hole position to cause end on life-span, and end plate
Board size is unfavorable for the miniaturization of fuel cell pack commonly greater than plate dimensions.
To solve the problem, patent CN101453030B（2011-3-9）Disclose a kind of the tight of integrated fuel cell pile
Solid method, proposes to replace screw rod to carry out binding locking to pile using restraint zone, substantially increases uniform force and one
Determine to save space in degree, but assembly or disassembly process needs positioner, and process is still relatively complicated.
The content of the invention
It is an object of the invention to provide a kind of convenient stack structure for fuel battery of new, assembly and disassembly.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of stack structure for fuel battery, it is included sequentially, and arrangement is formed and is integrally placed in open frame from top to down
Fuel cell module, the fuel cell module includes collector plate, upper unipolar plate on fuel cell, battery unit, place an order pole plate
With fuel cell lower header plate；
The lid for fixing the fuel cell module and the closing open frame is connected with above the open frame
Plate.
Stack structure for fuel battery of the present invention saves space, improves pile power density；Pile uniform force；Pile size can
Directly determined by framework size, without being adjusted in assembling process；Assembling process is very simple；Assembly and disassembly
When fuel cell module relative position fix, be not susceptible to dislocation.
Preferably, the battery unit includes bipolar plates and is located at the electricity of directly over the bipolar plates and underface respectively
Pole；Attachment is provided with encapsulant in the upper unipolar plate, the pole plate that places an order or bipolar plates.Encapsulant can be with silica gel or silicon
The sealing plate form of ketone material is present.
Preferably, the battery unit quantity is two or more.
Preferably, the cover plate is provided with screw hole and fixed by screw with the open frame.
Preferably, the patch ends are provided with cover plate slot, the open frame end is provided with and the slot
The plate of matching.
Preferably, the open frame end is provided with the framework slot for accommodating the cover plate.
Preferably, the open frame is internally provided with air cooling equipment.
Preferably, being provided with water-cooling structure outside the open frame.
It is further preferred that being provided with hydrogen joint on the cover plate；The water-cooling structure includes what is be connected with the hydrogen joint
Radiator and the water pump and water tank being connected successively with the radiator.
Brief description of the drawings
Fig. 1 is an embodiment of the present invention fuel cell pack package assembly schematic diagram；
Fig. 2 is Fig. 1 fuel cell packs package assembly shaping schematic view of the present invention；
Fig. 3 is an embodiment of the present invention fuel cell pack package assembly schematic diagram；
Fig. 4 is Fig. 3 fuel cell packs package assembly shaping schematic view of the present invention；
Fig. 5 is an embodiment of the present invention Wind-cooling type stack structure for fuel battery schematic diagram；
Fig. 6 is an embodiment of the present invention water-cooling type stack structure for fuel battery schematic diagram.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Embodiment one
As shown in Figure 1 and Figure 2, stack structure for fuel battery includes sequentially arranging from top to down and forms and be integrally placed at opening
Fuel cell module 2 in framework 1, framework 1 is constituted using the preferable material of rigidity, can select metal or nonmetallic materials.For
Saving space, improves pile power density, and framework 1 inside dimension can just put down fuel cell module 2.
Fuel cell module 2 includes collector plate 231, upper unipolar plate 241 on fuel cell, battery unit 26, place an order pole plate
242 and fuel cell lower header plate 232；The top of open frame 1 is connected with for available fuel cell component 2 and closing opening frame
The cover plate 10 of frame 1, battery unit 26 includes bipolar plates 266 and is located at the electrode of directly over bipolar plates 266 and underface respectively
265.The quantity of battery unit 26 is two or more.Screw hole is provided with cover plate 10 and is consolidated by screw 103 and open frame 1
It is fixed, so that fuel cell module is fastened.In order to improve the sealing effectiveness in fuel cell pack, in unipolar plate or bipolar plates up and down
Upper attachment sets seal.
In order to improve the radiating effect of framework fuel cell pack, air cooling equipment 7, such as wind are set inside open frame 1
Fan.
Compared with screw fixed structure, the screw position through pile is eliminated, estimation can save 5% ~ 20% or so
Pile power density.
Embodiment two
As shown in Figure 3, Figure 4, be the same as Example one, the difference is that the connection of cover plate 10 and framework 1 compresses mode：The end of cover plate 10
Portion is provided with cover plate slot 101, and the end of open frame 1 is provided with the plate 102 matched with slot 101.
Embodiment three
Be the same as Example one, the difference is that the connection of cover plate 10 and framework 1 compresses mode：The end of open frame 1 is provided with use
In the framework slot for accommodating cover plate 10（It is not shown）.
Example IV
Be the same as Example one or embodiment two, the difference is that the radiating effect in order to improve framework fuel cell pack, in opening
The outside of framework 1 sets water-cooling structure 8.Hydrogen joint 11 is provided with cover plate 10；Water-cooling structure 8 includes being connected with hydrogen joint 11
Radiator 81 and the water pump 82 and water tank 83 that are connected successively with radiator 81.It is attached in upper unipolar plate 241 or bipolar plates 266
And be provided with seal.
The internal height of framework 1 is equal to the upper collector plate 231 between framework 1 and cover plate 10, upper unipolar plate 241, battery unit
26th, the height after the pole plate that places an order 242 and the compression of fuel cell lower header plate 232 and seal.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (4)
1. a kind of stack structure for fuel battery, it is characterised in that：It, which includes sequentially arranging from top to down, forms and is integrally placed at out
Mouth framework（1）Interior fuel cell module（2）, the fuel cell module（2）Including collector plate on fuel cell（231）, on
Unipolar plate（241）, battery unit（26）, place an order pole plate（242）With fuel cell lower header plate（232）；
The open frame（1）Top is connected with for fixing the fuel cell module（2）And close the open frame（1）
Cover plate（10）；
The battery unit（26）Including bipolar plates（266）It is located at the bipolar plates respectively（266）Surface and underface
Electrode（265）；The upper unipolar plate（241）, place an order pole plate（242）Or bipolar plates（266）Upper attachment is provided with encapsulant；It is close
Closure material is the sealing plate of silica gel or silicone material；
The cover plate（10）End is provided with cover plate slot（101）, the open frame（1）End is provided with and the slot
（101）The plate of matching（102）；
The open frame（1）Outside is provided with water-cooling structure（8）；
The cover plate（10）On be provided with hydrogen joint（11）；The water-cooling structure（8）Including with the hydrogen joint（11）Phase
Radiator even（81）And successively with the radiator（81）Connected water pump（82）And water tank（83）；
Framework（1）Internal height is equal to framework（1）With cover plate（10）Between upper collector plate（231）, upper unipolar plate（241）, electricity
Pool unit（26）, place an order pole plate（242）With fuel cell lower header plate（232）And the height after seal compression.
2. a kind of stack structure for fuel battery according to claim 1, it is characterised in that：The battery unit（26）Quantity is
Two or more.
3. a kind of stack structure for fuel battery according to claim 2, it is characterised in that：The cover plate（10）It is provided with screw
Hole simultaneously passes through screw（103）With the open frame（1）It is fixed.
4. a kind of stack structure for fuel battery according to claim 3, it is characterised in that：The open frame（1）Inside is set
It is equipped with air cooling equipment（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153512.6A CN104716376B (en) | 2015-04-02 | 2015-04-02 | A kind of stack structure for fuel battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153512.6A CN104716376B (en) | 2015-04-02 | 2015-04-02 | A kind of stack structure for fuel battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104716376A CN104716376A (en) | 2015-06-17 |
| CN104716376B true CN104716376B (en) | 2017-08-25 |
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ID=53415491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510153512.6A Active CN104716376B (en) | 2015-04-02 | 2015-04-02 | A kind of stack structure for fuel battery |
Country Status (1)
| Country | Link |
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| CN (1) | CN104716376B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115621517B (en) * | 2022-11-07 | 2023-12-19 | 中汽创智科技有限公司 | Fuel cell stacking structure and stacking method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100444452C (en) * | 2003-07-25 | 2008-12-17 | 上海神力科技有限公司 | A large-scale integrated fuel battery capable of being modularized assembled |
| CN100495796C (en) * | 2007-05-14 | 2009-06-03 | 华南理工大学 | Self wetting micro thermal self circulation cooling proton exchange fuel cell system |
| CN101127407A (en) * | 2007-09-11 | 2008-02-20 | 中山大学 | Portable proton exchange film fuel battery stack with self-managed water heat |
| CN103956512A (en) * | 2014-05-19 | 2014-07-30 | 上海空间电源研究所 | Passive heat discharging fuel cell stack |
| CN204497326U (en) * | 2015-04-02 | 2015-07-22 | 浙江高成绿能科技有限公司 | A kind of stack structure for fuel battery |
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2015
- 2015-04-02 CN CN201510153512.6A patent/CN104716376B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104716376A (en) | 2015-06-17 |
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Denomination of invention: Fuel cell stack structure Effective date of registration: 20210904 Granted publication date: 20170825 Pledgee: Agricultural Bank of China Limited by Share Ltd. Changxing County branch Pledgor: NEKSON POWER TECHNOLOGY Co.,Ltd. Registration number: Y2021330001345 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230823 Granted publication date: 20170825 Pledgee: Agricultural Bank of China Limited by Share Ltd. Changxing County branch Pledgor: NEKSON POWER TECHNOLOGY Co.,Ltd. Registration number: Y2021330001345 |