CN100359736C - Method fro forming series/parallel of fuel cell unit - Google Patents
Method fro forming series/parallel of fuel cell unit Download PDFInfo
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- CN100359736C CN100359736C CNB2005100084826A CN200510008482A CN100359736C CN 100359736 C CN100359736 C CN 100359736C CN B2005100084826 A CNB2005100084826 A CN B2005100084826A CN 200510008482 A CN200510008482 A CN 200510008482A CN 100359736 C CN100359736 C CN 100359736C
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- anode
- electric
- current collection
- fuel cell
- cell
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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
Abstract
The present invention relates to a series/parallel connecting method for forming a fuel cell unit. The present invention comprises the following steps: step 1, a cathode plate, an anode base plate and at least two membrane electrode groups are provided; step 2, at least two cathode electricity gathering lines and at least two first electric contacts are formed on the same surface of the anode base plate, wherein each cathode electricity gathering line is respectively corresponding to the cathode end of each membrane electrode group, and each first electric contact is respectively connected with the corresponding cathode electricity collecting line in an electric performance mode, so a cathode electricity collecting plate is manufactured, step 3, at least two anode electricity gathering lines and at least two second electric contacts are formed on the same surface of the anode base plate, wherein each anode electricity gathering line is respectively corresponding to the anode end of each membrane electrode group, and each second electric contact is respectively connected with the corresponding anode electricity gathering line an electric performance mode, so an anode electricity gathering plate is manufactured, step 4, the cathode electricity gathering plate, the membrane electrode groups, the anode electric gathering plate are piled in lamination from top to bottom to present a single piece structure, each fuel cell unit comprises the cathode electricity gathering line, the membrane electrode group and the anode electricity gathering line, and each first electric contact is respectively contacted with the corresponding second electric contact to make the fuel cell unit connected with another fuel cell unit in an electric performance mode in series / or in parallel.
Description
Technical field
The invention relates to a kind of manufacture method of fuel cell,, can produce the fuel cell of the specification demand that meets various different supply voltages and supply of current whereby particularly about a kind of formation series/parallel method of cell of fuel cell.
Background technology
The manufacturing technology of known fuel cell, all be about the fuel cell overall structure, or about being the spindle technology content with the dielectric substrate, for the manufacture of current collection layer or the technology contents such as structure of current collection layer, all only reach in utilizing graphite, wire netting or the like means, though adopting means such as graphite or wire netting is to produce current collection layer, and also can bring into play the function of current collection layer, but be used in the means of making current collection layer in the known technology, in connection in series-parallel circuit and the design of battery control circuit, its geneogenous stops limit is arranged, and this is gently, thin, short, the manufacturing of little fuel cell requires down, and known technology then can't adopt fully.
In addition, generally adopt the fuel cell of print circuit plates making, its connection in series-parallel circuit all sees through the conducting of via mode.Under this kind practice, and though be anode current collection circuit, negative electrode current collection circuit and mea superimposed after, form the via circuit again; Or behind anode current collection circuit and the negative electrode current collection circuit elder generation formation via circuit, superimposed with mea again.This practice of two kinds all needs extra one via processing procedure, and so will increase production cost and reduce the production yield, and factors such as the high temperature of via manufacturing process or reaction dissolvent, the destruction that all may cause mea, and then influence fuel cell efficiency.
The present inventor is based on the known technology content shortcoming of above-mentioned fuel cell, invent out a kind of series/parallel method that is used for cell of fuel cell, its can be very flexiblely with easily produce the fuel-cell device that meets various different supply voltages and supply of current.
Summary of the invention
Main purpose of the present invention provides a kind of series/parallel method that is used for cell of fuel cell, utilizes the printed circuit board (PCB) process technique, and the fuel-cell device that can meet various different supply voltages and supply of current is made.
Another object of the present invention provides a kind of series/parallel method that is used for cell of fuel cell, need not use via (Via Hole) fully, just fuel-cell device can be produced the specification demand that meets various different supply voltages and supply of current.
For reaching above-mentioned purpose of the present invention, the invention provides a kind of formation series/parallel method of cell of fuel cell, comprise the following steps: (a). provide a slice minus plate, a slice anode substrate, with at least more than one mea; (b). on the same surface of cathode base, form more than one at least negative electrode current collection circuit and at least more than one first electric contact, wherein each negative electrode current collection circuit is separately corresponding to the cathode terminal of each mea, and each first electric contact is to be the connection of electric property with a corresponding negative electrode current collection circuit respectively, to produce a slice cathode collector plate; (c). on the same surface of anode substrate, form more than one at least anode current collection circuit and at least more than one second electric contact, wherein each anode current collection circuit is separately corresponding to the anode tap of each mea, and each second electric contact is to be the connection of electric property with a corresponding anode current collection circuit respectively, to produce a slice anode collector plate; (d). cathode collector plate, these mea and anode collector plate lamination storehouse are a single chip architecture from top to bottom, wherein each cell of fuel cell is to comprise a negative electrode current collection circuit, a mea and an anode current collection circuit, wherein each first electric contact is to form contact with corresponding second electric contact respectively, makes cell of fuel cell and another cell of fuel cell form to connect and/or electric property in parallel is connected.
Description of drawings
Fig. 1 is the flow chart of the formation series/parallel method of cell of fuel cell of the present invention.
Fig. 2 is the exploded view of the fuel-cell device implemented according to the inventive method.
Fig. 3 is the sectional drawing of the fuel cell of Fig. 2.
Fig. 4 is the exploded view that shows another fuel-cell device of implementing according to the inventive method.
Symbol description
10 form series/parallel method 20 cathode collector plates
30 anode collector plates, 40 mea
50 fuel-cell devices, 60 pads
101,103,105,107 step 201 cathode bases
203 negative electrode current collection circuits, 205 first electric contacts
207 first leads, 301 anode substrates
303 anode current collection circuits, 305 second electric contacts
307 second leads, 401 cell of fuel cell
Be familiar with this technology personage and understand purpose of the present invention, feature and effect for making, will be by following specific embodiment, and conjunction with figs., the present invention is illustrated in detail, illustrate as the back:
Embodiment
Fig. 1 shows the flow chart of the formation series/parallel method of cell of fuel cell of the present invention, and Fig. 2 shows the exploded view of the fuel-cell device of implementing according to the inventive method, and the sectional drawing of the fuel cell of Fig. 3 displayed map 2.The formation series/parallel method 10 of cell of fuel cell of the present invention comprises step (101), step (103), step (105) and step (107), is respectively described below interior literary composition.Step (101) be provide respectively a slice cathode base 201, a slice anode substrate 301, with at least more than one mea 40.The base material of cathode base 201 of the present invention and anode substrate 301 for example is the base material that can use printed circuit board (PCB).Mea 40 of the present invention for example is to adopt the mea that acts as a fuel with solid fuel, or adopts the mea that acts as a fuel with fuel gas, again or adopt the mea that acts as a fuel with liquid fuel.
Step (103) is on the same surface of cathode base 201, forms more than one at least negative electrode current collection circuit 203 and at least more than one first electric contact 205.Each negative electrode current collection circuit 203 is separately corresponding to the cathode terminal of each mea 40, and each first electric contact 205 is to be the connection of electric property with a corresponding negative electrode current collection circuit 203 respectively.Behind completing steps (103), just produce a slice cathode collector plate 20.
Step (105) is on the same surface of anode substrate 301, forms more than one at least anode current collection circuit 303 and at least more than one second electric contact 305.Each anode current collection circuit 303 is separately corresponding to the anode tap of each mea 40, and each second electric contact 305 is to be the connection of electric property with a corresponding anode current collection circuit 303 respectively.Behind completing steps (105), just produce a slice anode collector plate 30.
In step (103) and step (105), form the concrete means that these first electric contacts 205 and these second electric contacts 305 are adopted, for example be to adopt evaporation, sputter, print, paste or after forming conductive layer earlier on cathode base 201 and the anode substrate 301, implement laser cutting or etching again, utilize above-mentioned wherein a kind of means, with chemical resistance metallic conduction material or non-metallic conducting material, be respectively formed at the surface of cathode base 201 and anode substrate 301.In like manner, form the concrete means that these negative electrode current collection circuits 203 and these anode current collection circuits 303 are adopted, also can adopt with evaporation, sputter, print, paste or after earlier forming conductive layer on cathode base 201 and the anode substrate 301, implement laser cutting or etching again, utilize above-mentioned wherein a kind of means, be used as the enforcement means.
Moreover, in step (103) and step (105), the present invention still can be respectively on cathode base 201 and anode substrate 301, form these first leads 207 and these second leads 307, and each first lead 207 connects corresponding first electric contact 205 and corresponding negative electrode current collection circuit 203, and each second lead 307 connects corresponding second electric contact 205 and corresponding anode current collection circuit 303.In like manner, form the concrete means that these first leads 207 and these second leads 307 are adopted, also can adopt with evaporation, sputter, print, paste or after earlier forming conductive layer on cathode base 201 and the anode substrate 301, implement laser cutting or etching again, utilize above-mentioned wherein a kind of means, be used as the enforcement means.
Step (105) is from top to bottom with cathode collector plate 20, these mea 40 and anode collector plates 30, adopts lamination storehouse means and connects airtight into the single chip architecture of a slice.Finish connect airtight after, each cell of fuel cell 401 is to comprise a negative electrode current collection circuit 203, a mea 40 and an anode current collection circuit 303.Simultaneously, finish connect airtight after, each first electric contact 205 is can be respectively to form contact and conducting with corresponding second electric contact 305, allows cell of fuel cell 401 and another cell of fuel cell 401 form by this to connect and/or electric property in parallel is connected.Moreover in step (105), the present invention still can utilize pad 60 to strengthen the sealing effectiveness of the single chip architecture that connects airtight into a slice.
The fuel-cell device 50 that Fig. 2 of the present invention and Fig. 3 are shown, how concrete exposure utilizes these first electric contacts 205 and these second electric contacts 305, with each cell of fuel cell 401 series connection together.
Fig. 4 is the exploded view that shows another fuel-cell device of implementing according to the inventive method.The fuel-cell device 50 of Fig. 4, how concrete exposure utilizes these first electric contacts 205 and these second electric contacts 305, with each cell of fuel cell 401 parallel connections together.
The example explanation of the fuel-cell device of Fig. 2 to Fig. 4 is to be mainly used to as describing method 10 of the present invention in detail, is not to be used for limiting to the present invention.All the inventive method 10 of utilizing give series, parallel or its combination with each cell of fuel cell 401 of fuel-cell device 50, all are in the category of the present invention.
The formation series/parallel method of cell of fuel cell of the present invention possesses following advantage is arranged:
1. the conformability manufacturing cost meets economic benefits with the cost of material is low.
2. applicable to the volume production processing procedure, the tool standardization.
3. the cooperation degree of requirement for peripheral system is low.
4. the lower line impedance of tool.
5. frivolous little spatial character.
6. the specification demand that meets various different supply voltages and supply of current.
Though the present invention discloses as above with preferred embodiment, right its is not in order to limiting the present invention, anyly is familiar with this operator, without departing from the spirit and scope of the present invention, when doing a little change and retouching, the change of doing still belongs within the claim scope of the present invention with retouching.
Claims (12)
1. the formation series/parallel method of a cell of fuel cell is characterized in that: comprise the following steps:
A. provide a slice cathode base, a slice anode substrate, with at least more than one mea;
B. on the same surface of cathode base, form more than one at least negative electrode current collection circuit and at least more than one first electric contact, wherein each negative electrode current collection circuit is separately corresponding to the cathode terminal of each mea, and each first electric contact is to be the connection of electric property with a corresponding negative electrode current collection circuit respectively, to produce a slice cathode collector plate;
C. on the same surface of anode substrate, form more than one at least anode current collection circuit and at least more than one second electric contact, wherein each anode current collection circuit is separately corresponding to the anode tap of each mea, and each second electric contact is to be the connection of electric property with a corresponding anode current collection circuit respectively, to produce a slice anode collector plate;
D. cathode collector plate, these mea and anode collector plate lamination storehouse are a single chip architecture from top to bottom, wherein each cell of fuel cell is to comprise a negative electrode current collection circuit, a mea and an anode current collection circuit, wherein each first electric contact is to form contact with corresponding second electric contact respectively, makes cell of fuel cell and another cell of fuel cell form to connect and/or electric property in parallel is connected.
2. formation series/parallel method as claimed in claim 1, it is characterized in that: step b further comprises:
At cathode base and be positioned on the same surface of these negative electrode current collection circuits, form more than one at least first lead, and each first lead is respectively first electric contact and the corresponding negative electrode current collection circuit of correspondence to be linked together.
3. formation series/parallel method as claimed in claim 2, it is characterized in that: step c further comprises:
At anode substrate and be positioned on the same surface of these anode current collection circuits, form more than one at least second lead, and each second lead is respectively second electric contact and the corresponding anode current collection circuit of correspondence to be linked together.
4. formation series/parallel method as claimed in claim 1 is characterized in that: the base material of this cathode base is a printed circuit board (PCB), ceramic substrate or high molecule plastic substrate.
5. formation series/parallel method as claimed in claim 1 is characterized in that: the base material of this anode substrate is a printed circuit board (PCB), ceramic substrate or high molecule plastic substrate.
6. formation series/parallel method as claimed in claim 1 is characterized in that: the material of this first electric contact is one of them of a metallic conduction material, a non-metallic conducting material.
7. formation series/parallel method as claimed in claim 1 is characterized in that: the material of this second electric contact is one of them of a metallic conduction material, a non-metallic conducting material.
8. formation series/parallel method as claimed in claim 1, it is characterized in that: the step of these first electric contacts of the formation of step b, be to utilize evaporation, sputter, print, paste and on cathode base and anode substrate, form earlier a kind of means of implementing again behind the conductive layer in laser cutting or the etching, an electric conducting material is made into these first electric contacts.
9. formation series/parallel method as claimed in claim 1, it is characterized in that: the step of these second electric contacts of the formation of step c, be to utilize evaporation, sputter, print, paste and on this cathode base and this anode substrate, form earlier a kind of means of utilizing again behind the conductive layer in laser cutting or the etching, an electric conducting material is made into these second electric contacts.
10. formation series/parallel method as claimed in claim 1, it is characterized in that: cell of fuel cell is to use solid fuel.
11. formation series/parallel method as claimed in claim 1, it is characterized in that: cell of fuel cell is to use fuel gas.
12. formation series/parallel method as claimed in claim 1, it is characterized in that: cell of fuel cell is to use liquid fuel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100084826A CN100359736C (en) | 2005-02-21 | 2005-02-21 | Method fro forming series/parallel of fuel cell unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100084826A CN100359736C (en) | 2005-02-21 | 2005-02-21 | Method fro forming series/parallel of fuel cell unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1825670A CN1825670A (en) | 2006-08-30 |
| CN100359736C true CN100359736C (en) | 2008-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100084826A Expired - Fee Related CN100359736C (en) | 2005-02-21 | 2005-02-21 | Method fro forming series/parallel of fuel cell unit |
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| CN (1) | CN100359736C (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5686197A (en) * | 1994-06-29 | 1997-11-11 | Aisin Seiki Kabushiki Kaisha | Fuel cell |
| CN1405916A (en) * | 2001-09-11 | 2003-03-26 | 松下电器产业株式会社 | Fuel cell |
| CN1494746A (en) * | 2001-12-28 | 2004-05-05 | ���ձ�ӡˢ��ʽ���� | Polyelectrolyte type fuel cell and separator for polyelectrolyte type fuel cell |
| EP1418637A2 (en) * | 2002-06-24 | 2004-05-12 | Delphi Technologies, Inc. | Solid-oxide fuel cell assembly having simplified arrangement of current collectors |
| WO2004082058A1 (en) * | 2003-03-13 | 2004-09-23 | Tokyo Gas Company Limited | Solid-oxide shaped fuel cell module |
-
2005
- 2005-02-21 CN CNB2005100084826A patent/CN100359736C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5686197A (en) * | 1994-06-29 | 1997-11-11 | Aisin Seiki Kabushiki Kaisha | Fuel cell |
| CN1405916A (en) * | 2001-09-11 | 2003-03-26 | 松下电器产业株式会社 | Fuel cell |
| CN1494746A (en) * | 2001-12-28 | 2004-05-05 | ���ձ�ӡˢ��ʽ���� | Polyelectrolyte type fuel cell and separator for polyelectrolyte type fuel cell |
| EP1418637A2 (en) * | 2002-06-24 | 2004-05-12 | Delphi Technologies, Inc. | Solid-oxide fuel cell assembly having simplified arrangement of current collectors |
| WO2004082058A1 (en) * | 2003-03-13 | 2004-09-23 | Tokyo Gas Company Limited | Solid-oxide shaped fuel cell module |
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| Publication number | Publication date |
|---|---|
| CN1825670A (en) | 2006-08-30 |
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Granted publication date: 20080102 |