CN2775855Y - Passageway plate for fuel cell - Google Patents
Passageway plate for fuel cell Download PDFInfo
- Publication number
- CN2775855Y CN2775855Y CNU2005200048863U CN200520004886U CN2775855Y CN 2775855 Y CN2775855 Y CN 2775855Y CN U2005200048863 U CNU2005200048863 U CN U2005200048863U CN 200520004886 U CN200520004886 U CN 200520004886U CN 2775855 Y CN2775855 Y CN 2775855Y
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- CN
- China
- Prior art keywords
- runner
- plate
- fuel cell
- discharge flow
- flow path
- 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.)
- Expired - Fee Related
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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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- Fuel Cell (AREA)
Abstract
The utility model relates to a flow passage plate for a fuel cell, which comprises a plate body, wherein the surface of the plate body is provided with an injection flow passage and a discharge flow passage. At least one groove bodies are arranged on the surface of the plate body, and each groove body is respectively connected with the injection flow passage and the discharge flow passage correspondingly. The side edge of the plate body is provided with a discharge outlet and an injection inlet which is connected to one end of the injection flow passage, and the discharge outlet is connected to one end of the discharge flow passage. Each injection flow passage from an injection end of each groove body to the injection inlet has equal length, each discharge flow passage from a discharge end of each groove body to the discharge outlet also has equal length and the length of each injection flow passage is equal to that of each discharge flow passage. Therefore, fuel can be supplied to each mold electrode assembly at the same time and the product of the mold electrode assembly can also be discharged outside at the same time.
Description
Technical field
The utility model relates to a kind of runner plate, refers to a kind of runner plate that is used for fuel cell especially.
Background technology
The existing known runner plate that is used for fuel cell, it flow field structure that possesses for example is channel, it only is to consider how to allow fuel flow into the degree of mea smoothly, yet known runner plate structure still can't solve, and how the fuel that injects from inlet offers the supply that each mea can obtain same timeliness; Simultaneously, known runner plate structure still can't solve, and how the product that each mea is produced after electrochemical reaction allows product all can obtain the outside that is disposed to of same timeliness.Since these two disappearances of known runner plate, and allow the environmental condition of each mea generation electrochemical reaction that gap is arranged all mutually, and then cause the power supply quality of fuel cell to descend.
The utility model content
First purpose of the present utility model is to provide a kind of runner plate that is used for fuel cell, and it can provide the supply of fuel that is close to same timeliness to each mea.
Second purpose of the present utility model is to provide a kind of runner plate that is used for fuel cell, and it can provide the outside that is disposed to that is close to same timeliness with the product that each mea produced.
To achieve these goals, technical solution of the present utility model is: a kind of usefulness is used for the runner plate of fuel cell, comprising:
One plate body comprises one and injects runner, is arranged on the surface of this plate body; One discharge flow path is the surface that is arranged on this plate body; At least more than one cell body is arranged on the surface of this plate body, and each cell body connects corresponding injection runner and discharge flow path respectively;
One inlet is arranged on the side of this plate body, and an end that connects this injection runner;
One floss hole is arranged on the side of this plate body, and an end that connects this discharge flow path;
Wherein the injection end of each cell body to every length of injecting runner of this inlet is all equal length, and/or every flow that injects runner is all equivalent; And the length from the discharge end of each cell body to every discharge flow path of this floss hole is all equal length, and/or the flow of every discharge flow path is all equivalent; And every the length of injecting runner is all equal length with the length of every discharge flow path, and/or the flow of every injection runner and the flow of every discharge flow path are all equivalent.
The described runner plate that is used for fuel cell, wherein cell body be positioned at this plate body the position is set, corresponding to the position that is provided with of a mea.
The described runner plate that is used for fuel cell, wherein the conduit setting is the canal shape runner that wriggles.
The described runner plate that is used for fuel cell, the wherein individual conduit that is the canal shape runner that wriggles is all same structure.
The described runner plate that is used for fuel cell, wherein the conduit setting network-like canal shape runner that assumes diamond in shape.
The described runner plate that is used for fuel cell, wherein the conduit of the individual network-like canal shape runner that assumes diamond in shape all is a same structure.
The described runner plate that is used for fuel cell, it further comprises: at least more than one shunting zone, be arranged on the surface of this plate body, and inject runners with corresponding those and be connected, with a fuel from this shunting zone shunting and go out.
The described runner plate that is used for fuel cell, it further comprises: at least more than one doab, be arranged on the surface of this plate body, and be connected with corresponding those discharge flow paths, the discharge flow path of branch is confluxed into this doab.
The described runner plate that is used for fuel cell, wherein runner plate is two-sided runner plate.
The described runner plate that is used for fuel cell, wherein runner plate is a uniplanar flow guidance tape.
The described runner plate that is used for fuel cell, the material of plate body wherein, the combination wherein a kind of or material more than two kinds of an acidproof erosion-resisting metallic plate, a plastic, an epoxy resin glass substrate, a ceramic substrate or macromolecule plasticizing base material.
After adopting such scheme, the utility model is because injection groove and the letdown tank opened on the fuel cell runner plate are all equal length, make that its emission that injects fuel and generation is an equivalent at the corresponding flow that injects groove and letdown tank, reaching provides the supply of fuel of same time and its product is provided the outside that is disposed to of same time each membrane electrode group.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is used for the configuration diagram of the runner plate of fuel cell for the utility model;
Fig. 2 acts on the stereogram of preferred embodiment of the runner plate of fuel cell for the utility model;
Fig. 3 is the schematic perspective view of the fuel cell of the utility model runner plate;
Fig. 4 is the stereogram of the utility model with another embodiment of runner plate.
Wherein:
1 runner plate, 2 fuel cell plates
11 plate bodys 12 inject runner
13 discharge flow paths, 14 cell bodies
14a injection end 14b discharge end
15 inlets, 17 floss holes
18 shunting zones, 19 doabs
21 mea
Embodiment
As shown in Figure 1 and Figure 2, the utility model Fig. 1 is the configuration diagram that is used for the runner plate of fuel cell, Fig. 2 is used for the stereogram of preferred embodiment of the runner plate of fuel cell for the utility model, Fig. 3 is the schematic perspective view of the fuel cell of using the utility model runner plate.The runner plate 1 that this creation is used for fuel cell is mainly a slice plate body 11, and is provided with respectively on the surface of plate body 11 and injects runner 12, discharge flow path 13, cell body 14, inlet 15 and floss hole 17.The structure of each cell body 14 of Fig. 1 all is the canal shape runner that wriggles, and each cell body 14 connects corresponding injection runner 12 and corresponding discharge flow path 13 respectively at injection end 14a and discharge end 14b.
The principal character of the runner plate 1 of this creation, be that every length of injecting runner 12 from the injection end 14a of each cell body 14 to inlet 15 is all equal length, or every flow that injects runner 12 adopts the equivalent design, illustrate as example with Fig. 2, add up to three and inject runner 12, connect three cell bodies 14, three injection end 14a and inlets 15 respectively, these three are injected runners 12 and are all equal length.Simultaneously, be all equal length from the discharge end 14b of each cell body 14 to the length of discharging every discharge flow path 13 of 17, or the flow of every discharge flow path 13 adopts the equivalent design, illustrate as example with Fig. 2, add up to three discharge flow paths 13, connect three cell bodies 14, three discharge end 14b and floss holes 17 respectively, these three discharge flow paths 13 are all equal length.And the length of every injection runner 12 and the length of every discharge flow path 13 are all equal length, or every flow employing equivalent design of injecting flow and every discharge flow path 13 of runner 12.Accept the example explanation, three are injected runner 12 and three discharge flow paths 13, and no matter it is to inject runner or discharge flow path, all adopts the same length, or adopts consistent equivalent flow to be arranged on the plate body 11.
In Fig. 3, fuel cell plate 2 is a bipolar fuel cell plate, be to fit tightly on runner plate 1, and the main composition of bipolar fuel cell plate 2 is made up of cathode collector plate (figure does not show), anode collector plate (figure does not show) and one or more mea 21, and these mea 21 are interposed between cathode collector plate and the anode collector plate.Simultaneously, each mea 21 all corresponds to a cell body 14, and anode fuel flows into from inlet 15 and injects runner 13, flows into corresponding mea 21 through cell body 14 again.Product after mea 21 electrochemical reactions can flow into corresponding cell body 14, flows into discharge flow path 13 again, and last self-discharging mouth 17 is discharged product.
Moreover, seeing also Fig. 2, this creation further is provided with more than one at least shunting zone 18 on the surface of plate body 11, and at least more than one doab 19.Shunting zone 18 is used for connect injecting runner 12, and major function is to be used for fuel is branched to the injection runner 12 of branch.Doab 19 is used for connecting discharge flow path 13, is used for product with the discharge flow path 13 of branch to conflux to the doab 19, flows into another discharge flow path 13 via doab 19 again.
Fig. 4 is the stereogram of the utility model with the alternate embodiment of runner plate.The structure of each cell body 14 of Fig. 4 all adopt the canal shape runner that assumes diamond in shape network-like, and each cell body 14 connects corresponding injection runner 12 and corresponding discharge flow path 13 respectively at injection end 14a and discharge end 14b.
The material of plate body 11 goes out the runner plate 1 of this creation through machining or punch forming again as selecting acidproof erosion-resisting metallic plate for use.Perhaps the material of plate body 11 goes out the runner plate 1 of this creation through ejection formation again as selecting plastics for use.Perhaps the material of plate body 11 goes out the runner plate 1 of this creation through machining or ejection formation again as selecting epoxy resin glass substrate, ceramic substrate or macromolecule plasticizing base material for use.Or adopt above-mentioned two or more material, make the runner plate 1 of composite.
The runner plate 1 of this creation can be chosen in single surface, or simultaneously in the choice, following two surfaces, make respectively and inject runner 12, discharge flow path 13, cell body 14, inlet 15 and floss hole 17, in view of the above, the runner plate 1 of this creation can be made into a slice uniplanar flow guidance tape, or is made into the two-sided runner plate of a slice.
Owing to due to the architectural feature of this creation runner plate 1, can allow fuel almost flow into simultaneously in each cell body 14, and the product that is positioned at each cell body 14 also can be almost side by side self-discharging mouth 17 be expelled to the outside, this advantage reality is the contribution of this creation.Moreover, those mea 21 appear in the product if the bubble of generation is arranged after electrochemical reaction, because due to the architectural feature of this creation runner plate 1, can allow in the flow process that product discharges outward, push effect and produce, bubble is released runner plate 1 fully, can not allow bubble be detained, this advantage is again the contribution of this creation in fact.
The above only is in order to explain the preferred embodiment of this creation; be not that attempt is according to any pro forma restriction is done in this creation; all have in following any modification or the change of doing relevant this creation of identical creation spirit, all must be included in the category of this creation intention protection.
Claims (11)
1. one kind with the runner plate that is used for fuel cell, comprising:
One plate body comprises:
One injects runner, is arranged on the surface of this plate body;
One discharge flow path is the surface that is arranged on this plate body;
At least more than one cell body is arranged on the surface of this plate body, and each cell body connects corresponding injection runner and discharge flow path respectively;
One inlet is arranged on the side of this plate body, and an end that connects this injection runner;
One floss hole is arranged on the side of this plate body, and an end that connects this discharge flow path;
It is characterized in that: every length of injecting runner from the injection end of each cell body to this inlet is all equal length, and/or every flow that injects runner is all equivalent; And the length from the discharge end of each cell body to every discharge flow path of this floss hole is all equal length, and/or the flow of every discharge flow path is all equivalent; And every the length of injecting runner is all equal length with the length of every discharge flow path, and/or the flow of every injection runner and the flow of every discharge flow path are all equivalent.
2. the runner plate that is used for fuel cell as claimed in claim 1 is characterized in that: each cell body be positioned at this plate body the position is set, corresponding to the position that is provided with of a mea.
3. the runner plate that is used for fuel cell as claimed in claim 1 is characterized in that: this conduit setting is the canal shape runner that wriggles.
4. the runner plate that is used for fuel cell as claimed in claim 3 is characterized in that: the conduit that each is the canal shape runner that wriggles is all same structure.
5. the runner plate that is used for fuel cell as claimed in claim 1 is characterized in that: this conduit setting network-like canal shape runner that assumes diamond in shape.
6. the runner plate that is used for fuel cell as claimed in claim 5 is characterized in that: the conduit of each network-like canal shape runner that assumes diamond in shape all is a same structure.
7. the runner plate that is used for fuel cell as claimed in claim 1, it is characterized in that: it further comprises: at least more than one shunting zone, be arranged on the surface of this plate body, and inject runners with corresponding those and be connected, with a fuel from this shunting zone shunting and go out.
8. the runner plate that is used for fuel cell as claimed in claim 1, it is characterized in that: it further comprises: at least more than one doab, be arranged on the surface of this plate body, and be connected, the discharge flow path of branch is confluxed into this doab with corresponding those discharge flow paths.
9. the runner plate that is used for fuel cell as claimed in claim 1 is characterized in that: this runner plate is two-sided runner plate.
10. the runner plate that is used for fuel cell as claimed in claim 1 is characterized in that: this runner plate is a uniplanar flow guidance tape.
11. the runner plate that is used for fuel cell as claimed in claim 1, it is characterized in that: the material of this plate body is the combination wherein a kind of or material more than two kinds of an acidproof erosion-resisting metallic plate, a plastic, an epoxy resin glass substrate, a ceramic substrate or macromolecule plasticizing base material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200048863U CN2775855Y (en) | 2005-02-23 | 2005-02-23 | Passageway plate for fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200048863U CN2775855Y (en) | 2005-02-23 | 2005-02-23 | Passageway plate for fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2775855Y true CN2775855Y (en) | 2006-04-26 |
Family
ID=36750170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200048863U Expired - Fee Related CN2775855Y (en) | 2005-02-23 | 2005-02-23 | Passageway plate for fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2775855Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7727656B2 (en) | 2006-06-16 | 2010-06-01 | Nan Ya Printed Circuit Board Corporation | Wave-shaped flow board of fuel cells |
-
2005
- 2005-02-23 CN CNU2005200048863U patent/CN2775855Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7727656B2 (en) | 2006-06-16 | 2010-06-01 | Nan Ya Printed Circuit Board Corporation | Wave-shaped flow board of fuel cells |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060426 Termination date: 20100223 |