CN2862345Y - Fuel battery apparatus with stabilized voltage - Google Patents
Fuel battery apparatus with stabilized voltage Download PDFInfo
- Publication number
- CN2862345Y CN2862345Y CNU2005201223287U CN200520122328U CN2862345Y CN 2862345 Y CN2862345 Y CN 2862345Y CN U2005201223287 U CNU2005201223287 U CN U2005201223287U CN 200520122328 U CN200520122328 U CN 200520122328U CN 2862345 Y CN2862345 Y CN 2862345Y
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- CN
- China
- Prior art keywords
- voltage
- fuel
- voltage stabilizing
- cell device
- tool
- 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
Abstract
The utility model discloses a voltage-stabilized fuel cell device, which comprises a substrate, a DC voltage-stabilizing circuit, a packaging device, and a heat sink. The substrate adopts material of printed circuit board as base material, and is provided with at least one membrane electrode assembly. The DC voltage-stabilizing circuit is disposed on the substrate, and used for receiving an input voltage generated from the membrane electrode assembly to generate a stabilized DC output voltage. The packaging device is disposed on the substrate, and used for covering the DC voltage-stabilizing circuit to avoid erosion of moisture and acid substances. By disposing the DC voltage-stabilizing circuit on the substrate, assembling cost can be saved. Heat generated by the DC voltage-stabilizing circuit can be dissipated through combination of the packaging device and the heat sink.
Description
Technical field
The invention relates to the technical field of fuel-cell device, refer to a kind of fuel-cell device especially, press so that allow fuel-cell device can export galvanic current with voltage stabilizing.
Background technology
Known fuel is to utilize hydrogen-containing fuel such as methyl alcohol, after redox reaction, forms current circuit, in order to the need of power supply to be provided.Because its voltage is to the curve of electric current, its voltage is to present a kind of rapid downward trend when load current increases, thus need a dynamical voltage stabilizing circuit, so that fixing output voltage to be provided.
Figure 1A and Figure 1B are the schematic diagrames of known DC voltage-stabilizing module 100, wherein, this DC voltage-stabilizing module 100 has a circuit board 110, and DC voltage-stabilizing control element 120 and some passive devices 130,131 with at least one, an input voltage source is converted to the direct voltage source of different voltages.This DC voltage-stabilizing module 100 has a plurality of pin position 150, uses the galvanic current potential source is offered other circuit boards (figure does not show).
Yet fuel cell because after its chemical action, except providing the electric energy, also has unnecessary aqueous vapor and slight acidic materials output.If cooperate fuel cell to use with an exposed voltage stabilizing module 100, probably have because aqueous vapor causes the permanent damage of short circuit, or because the doubt of acidic materials corrosion electronic component produces.So this DC voltage-stabilizing module 100 also has a packaging system 140, this DC voltage-stabilizing control element 120 of its cover cap and passive device 130,131 are to protect this DC voltage-stabilizing control element 120 and passive device 130,131.Yet in known voltage stabilizing module 100, this a plurality of pin position 150 still is subject to aqueous vapor or acidic materials corrode.So the voltage stabilizing circuit of known fuel still has many shortcomings and gives improved necessity.
The utility model content
The utility model main purpose provides a kind of fuel-cell device of tool voltage stabilizing, allows fuel-cell device can export galvanic current and presses.
Another purpose of the present utility model provides a kind of fuel-cell device of tool voltage stabilizing, and sees through the voltage stabilizing circuit on the substrate that is arranged on fuel cell, and saves assembly cost.
A purpose more of the present utility model provides a kind of fuel-cell device of tool voltage stabilizing, and sees through combining of voltage stabilizing circuit and packaging system, to completely cut off the erosion of aqueous vapor and acidic materials.
A purpose more of the present utility model provides a kind of fuel-cell device of tool voltage stabilizing, and sees through combining of packaging system and fin, and the heat energy that this voltage stabilizing circuit produced is dispersed.
According to a characteristic of the present utility model, be the fuel-cell device that proposes a kind of tool voltage stabilizing, it is characterized in that, comprising:
One substrate adopts the printed circuit board (PCB) material as base material, and more than one at least mea is set;
One direct current voltage stabilizing circuit is arranged on this substrate, receive this at least more than one the input voltage that mea produced, and this direct current regulation circuit produces an output voltage thoroughly;
One packaging system in order to this voltage stabilizing circuit of cover cap is arranged on this substrate.
Wherein also comprise:
One sealing is poured in this packaging system, coats this direct current regulation circuit.
Wherein, this sealing is the aluminium oxide epoxy glue material that tool well has thermal conductivity.
Wherein, this packaging system is a metal material.
Wherein also comprise:
One fin that the heat energy that this direct current regulation circuit produced is dispersed is arranged on this packaging system.
Wherein also comprise:
One fan that the heat energy that this direct current regulation circuit produced is dispersed is arranged on this packaging system.
Wherein, this output voltage is a direct current voltage.
Wherein, this output voltage is+3.3 volts.
Wherein, this output voltage is+5 volts.
Wherein, this output voltage is+12 volts.
Wherein, this output voltage is+1.8 volts.
Because the utility model modern design can provide on the industry and utilize, and truly have the enhancement effect, so apply for novel patent in accordance with the law.
Description of drawings
For further specifying concrete technology contents of the present utility model, below in conjunction with embodiment and accompanying drawing describes in detail as after, wherein:
Figure 1A is the top view of known DC voltage-stabilizing module.
Figure 1B is the end view of known DC voltage-stabilizing module.
Fig. 2 is the end view of the fuel electricity bulb apparatus of a kind of tool voltage stabilizing of the present utility model.
Fig. 3 is the end view of another embodiment of fuel-cell device of a kind of tool voltage stabilizing of the present utility model.
Embodiment
Fig. 2 is the end view of the fuel-cell device 200 of a kind of tool voltage stabilizing of the present utility model, and this fuel-cell device 200 comprises a substrate 210, a direct current voltage stabilizing circuit 220, a packaging system 230, a sealing 250 and a fin 240.The fuel-cell device 200 of tool voltage stabilizing of the present utility model is that direct current regulation circuit 220 directly is arranged on this substrate 210.It receives the low-voltage direct electric energy that fuel-cell device 200 is produced, and exports a stable output voltage, so that fuel electricity bulb apparatus 200 is carried out pressure stabilization function.
This substrate 210 is to adopt the printed circuit board (PCB) material as base material, and more than one at least mea 211,212 is set.Mea the 211, the 212nd is carried out electrochemical reaction, and chemical energy is directly changed into the low-voltage direct electric energy.
Direct current regulation circuit 220 is to be arranged on this substrate 210, receive the input voltage that this at least more than one mea 211,212 is produced, and this direct current regulation circuit 220 produces an output voltage thoroughly.Direct current regulation circuit 220 comprises a direct current integrated regulator 221 and passive device 222,223, an input voltage source is converted to the direct voltage source of different voltages.This output voltage can be according to using+1.8 volts ,+3.3 volts ,+5 volts and+12 volts.
Packaging system 230 is arranged on this substrate 210, and this packaging system 230 is in order to this voltage stabilizing circuit 220 of cover cap, the aqueous vapor that is produced when carrying out electrochemical reaction with isolated mea 211,212 and the erosion of acidic materials.
For strengthening radiating effect, between packaging system 230 and voltage stabilizing circuit 220, then inject sealing 250, this sealing 250 is aluminium oxide epoxy glue materials that tool well has thermal conductivity.It is to be poured in this packaging system 230, coats this direct current regulation circuit 220.Owing to inject the sealing 250 of thermal conductive resin, the heat energy that voltage stabilizing circuit 220 is produced can conduct to this packaging system 230 effectively between packaging system 230 and voltage stabilizing circuit 220.
In present embodiment, this packaging system 230 is a metal material, and it is an aluminium alloy.In other embodiments, the material of this packaging system 230 can be silver, copper or decides metal or alloys such as steel.
Fin 240 is to be arranged on this packaging system 230, and the heat energy that this direct current regulation circuit 220 is produced is dispersed.Fin 240 can be fastened on this packaging system 230, also can be glued on this packaging system 230 via having the sticker that thermal conductivity is well arranged.
Fig. 3 is the end view of fuel-cell device 200 another embodiment of a kind of tool voltage stabilizing of the present utility model.They are different with Fig. 2 locates to be to use fan 260 to substitute fin 240, so that better heat-sinking capability to be provided.
As shown in the above description, methanol fuel cell is because after its chemical action, except providing the electric energy, also have unnecessary aqueous vapor and slight acidic materials output, if cooperate methanol fuel cell to use with an exposed voltage stabilizing circuit, probably have because aqueous vapor causes the permanent damage of short circuit, or because the phenomenon of acidic materials corrosion electronic component produces.The utility model promptly is the characteristic at above methanol fuel cell, all elements of voltage stabilizing circuit is encapsulated with the glue material, with the erosion of isolated aqueous vapor and acidic materials.Simultaneously, allowing fuel-cell device can export galvanic current presses.And this direct current regulation circuit 220 is combined with the substrate 210 of fuel-cell device 200, and save assembly cost.And see through combining of packaging system 230 and fin 240, the heat energy that direct current regulation circuit 220 is produced is dispersed.
Above-mentioned preferred embodiment only is to give an example for convenience of description, and the interest field that the utility model is advocated should be as the criterion so that claim is described certainly, but not only limits to the foregoing description.
Claims (11)
1. the fuel-cell device of a tool voltage stabilizing is characterized in that, comprising:
One substrate adopts the printed circuit board (PCB) material as base material, and more than one at least mea is set;
One direct current voltage stabilizing circuit is arranged on this substrate, receive this at least more than one the input voltage that mea produced, and this direct current regulation circuit produces an output voltage thoroughly;
One packaging system in order to this voltage stabilizing circuit of cover cap is arranged on this substrate.
2. the fuel-cell device of tool voltage stabilizing as claimed in claim 1 is characterized in that, wherein also comprises:
One sealing is poured in this packaging system, coats this direct current regulation circuit.
3. the fuel-cell device of tool voltage stabilizing as claimed in claim 2 is characterized in that, wherein, this sealing is the aluminium oxide epoxy glue material that tool well has thermal conductivity.
4. the fuel-cell device of tool voltage stabilizing as claimed in claim 1 is characterized in that, wherein, this packaging system is a metal material.
5. the fuel-cell device of tool voltage stabilizing as claimed in claim 4 is characterized in that, wherein also comprises:
One fin that the heat energy that this direct current regulation circuit produced is dispersed is arranged on this packaging system.
6. the fuel-cell device of tool voltage stabilizing as claimed in claim 4 is characterized in that, wherein also comprises:
One fan that the heat energy that this direct current regulation circuit produced is dispersed is arranged on this packaging system.
7. the fuel-cell device of tool voltage stabilizing as claimed in claim 1 is characterized in that, wherein, this output voltage is a direct current voltage.
8. the fuel-cell device of tool voltage stabilizing as claimed in claim 7 is characterized in that, wherein, this output voltage is+3.3 volts.
9. the fuel-cell device of tool voltage stabilizing as claimed in claim 7 is characterized in that, wherein, this output voltage is+5 volts.
10. the fuel-cell device of tool voltage stabilizing as claimed in claim 7 is characterized in that, wherein, this output voltage is+12 volts.
11. the fuel-cell device of tool voltage stabilizing as claimed in claim 7 is characterized in that, wherein, this output voltage is+1.8 volts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201223287U CN2862345Y (en) | 2005-09-15 | 2005-09-15 | Fuel battery apparatus with stabilized voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201223287U CN2862345Y (en) | 2005-09-15 | 2005-09-15 | Fuel battery apparatus with stabilized voltage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2862345Y true CN2862345Y (en) | 2007-01-24 |
Family
ID=37659974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201223287U Expired - Fee Related CN2862345Y (en) | 2005-09-15 | 2005-09-15 | Fuel battery apparatus with stabilized voltage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2862345Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853949A (en) * | 2010-06-12 | 2010-10-06 | 新源动力股份有限公司 | Wind-radiating vehicular fuel cell |
-
2005
- 2005-09-15 CN CNU2005201223287U patent/CN2862345Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853949A (en) * | 2010-06-12 | 2010-10-06 | 新源动力股份有限公司 | Wind-radiating vehicular fuel cell |
| CN101853949B (en) * | 2010-06-12 | 2012-10-10 | 新源动力股份有限公司 | Wind-radiating vehicular fuel cell |
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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: 20070124 Termination date: 20100915 |