CN204067474U - Solid Oxide Fuel Cell connector - Google Patents
Solid Oxide Fuel Cell connector Download PDFInfo
- Publication number
- CN204067474U CN204067474U CN201420371611.2U CN201420371611U CN204067474U CN 204067474 U CN204067474 U CN 204067474U CN 201420371611 U CN201420371611 U CN 201420371611U CN 204067474 U CN204067474 U CN 204067474U
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- China
- Prior art keywords
- connecting plate
- fuel cell
- recessed
- oxide fuel
- solid oxide
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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
A kind of Solid Oxide Fuel Cell connector, comprises connecting plate, and this connecting plate adopts Fe-Cr-Y
2o
3the slab construction that alloy is made, is characterized in that: the positive and negative of described connecting plate is evenly laid with respectively and multiplely effectively can dredges gas and make gas uniform be diffused in the recessed boss structure of circle between single cell units and connector.By the bootable gas uniform diffusion of the recessed boss structure of circle, flow between single cell units and connector, substantially increase the uniformity of gas dispersion, and connector cross section is even uniform thickness, powder metallurgical technique can be facilitated to be shaped.The utility model is rational in infrastructure, have good conductivity, and thermal coefficient of expansion is low, and the feature that oxidative resistance is strong, gaseous exchange is uniform and stable, can be applicable in the working temperature interval of temperature 800-1000 DEG C.
Description
Technical field
The utility model belongs to production of energy technical field, relates to a kind of solid oxide fuel cell device, is specifically related to a kind of Solid Oxide Fuel Cell connector connecting single cell units.
Background technology
Solid Oxide Fuel Cell (SOFC) is a kind of energy conversion device efficiently, have good fuel diversity, by comparatively simply processing, can use as common fuels such as gasoline, diesel oil, natural gas and biogas.
Because the chemical energy in fuel is directly become electric energy by it, therefore its fuel availability is not by the restriction of the second law of thermodynamics, and fuel availability comparatively thermal power generation improves about 2 times.SOFC due to its electrolyte be solid-state, working temperature is high, therefore long service life and efficiency is high, and do not need noble metal platinum to do catalysis, cost is cheaper.Working temperature is at 800-1000 DEG C, and after carrying out cogeneration of heat and power, fuel availability up to 70%-80%, in addition owing to being generated electricity by solid fuel cell, can eliminate combustion process, avoids the generation of dust and nitrogen sulfur compound, compares thermal power generation just environmental protection more.
Through looking into, the existing patent No. is the Chinese invention patent " a kind of battery connecting piece of solid-oxide fuel cell stack " of CN201310753578.X, the both sides of described battery connecting piece are furnished with the first support protrusion portion and the second support protrusion portion respectively, first flow district is formed between adjacent two described first support protrusion portions, form the second flow path area between adjacent two described second support protrusion portions, described first support protrusion portion and described second flow passage area are symmetrically arranged in described battery connecting piece both sides.The patent No. is the Chinese utility model patent " a kind of Solid Oxide Fuel Cell connector " of CN201320483220.5 in addition, it is characterized in that: comprise a plate, this connecting plate is the slab construction adopting Fe-Cr-Y2O3 alloy to make, be provided with the frame to tow sides projection in the surrounding of connecting plate, the positive and negative of connecting plate is provided with the waveform raised line for guiding gas to flow between single cell units and connector.Above-mentioned two patents lay vertical bar type lug boss and waveform raised line in the both sides of connecting plate respectively, and gas channel is all bar shaped, makes gaseous exchange uniform and stable not, is diffused between single cell units and connector with can not making gas uniform.
Summary of the invention
Technical problem to be solved in the utility model provides for the above-mentioned state of the art that a kind of good conductivity, thermal coefficient of expansion are low, oxidative resistance is strong and the Solid Oxide Fuel Cell connector that gaseous exchange is uniform and stable.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of Solid Oxide Fuel Cell connector, comprises connecting plate, and this connecting plate adopts Fe-Cr-Y
2o
3the slab construction that alloy is made, is characterized in that: the positive and negative of described connecting plate is evenly laid with respectively and multiplely effectively can dredges gas and make gas uniform be diffused in the recessed boss structure of circle between single cell units and connector.
As improvement, the longitudinal section of the recessed boss structure of described circle is trapezoidal, and the pattern draft of circular recessed boss structure is 30 ~ 60 °.
As improvement, the pattern draft of the recessed boss structure of described circle is 45 °.
As improvement, the recessed boss structure of described circle is in being disposed in an evenly spaced relation on the positive and negative of connecting plate, and the recessed boss structure of circle be positioned on the positive and negative of connecting plate is in the arrangement that intermeshes, and namely front is protruding, is recessed at the reverse side of same position; Front is recessed, is protruding at the reverse side of same position, the height of the bossing of circular recessed boss structure and the frame height of connecting plate contour.
Improve, the diameter of the recessed boss structure of described circle is 0.4 ~ 0.6mm again.
Improve again, described connecting plate is square, the through hole for connecting single cell units and connector is all had in the rear and front end of connecting plate and sidepiece, be provided with the recessed step for input and output gas at the periphery of through hole, and be provided with some recessed ledge frame passed into for gas on the opposite side frame of connecting plate.
Improve, the thickness of described connecting plate is 2 ~ 3mm again, and the length of side of connecting plate is 90 ~ 110mm, and the aperture of through hole is 9 ~ 10mm.
Further improvement, both ends of the surface flatness and the positive and negative depth of parallelism of described connector all remain within 0.1mm.
Compared with prior art, the utility model has the advantage of: evenly lay circular recessed boss structure at the positive and negative of connecting plate, and the recessed boss structure of circle be positioned on the positive and negative of connecting plate is in the arrangement that intermeshes, by the bootable gas uniform diffusion of the recessed boss structure of circle, flow between single cell units and connector, substantially increase the uniformity of gas dispersion, and connector cross section is even uniform thickness, powder metallurgical technique can be facilitated to be shaped.The utility model is rational in infrastructure, have good conductivity, and thermal coefficient of expansion is low, and the feature that oxidative resistance is strong, gaseous exchange is uniform and stable, can be applicable in the working temperature interval of temperature 800-1000 DEG C.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the inverse layer structure schematic diagram of Fig. 1;
Fig. 3 is the cutaway view of Fig. 1 along A-A line;
Fig. 4 is the partial enlarged drawing of Fig. 3.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in figures 1-4, the Solid Oxide Fuel Cell connector of the present embodiment, comprise a plate 1, this connecting plate 1 be the long * that adopts Fe-Cr-Y2O3 alloy to make wide be 100mm*100mm, thickness is the square plate structure of 2.6mm, there is good conductivity, non-oxidizability and lower thermal coefficient of expansion, can be applicable in the working temperature interval of temperature 800-1000 DEG C; The positive and negative of connecting plate 1 is evenly laid with respectively and multiplely effectively can dredges gas and make gas uniform be diffused in the recessed boss structure 2 of circle between single cell units and connector, the diameter of circular recessed boss structure 2 is 0.4 ~ 0.6mm, longitudinal section is trapezoidal, the pattern draft of circular recessed boss structure is 45 °, and this structure is convenient to the circulation of gas; Circular recessed boss structure 2 is in being disposed in an evenly spaced relation on the positive and negative of connecting plate 1, and the recessed boss structure 2 of circle be positioned on the positive and negative of connecting plate 1 is in the arrangement that intermeshes, and namely front is protruding, is recessed at the reverse side of same position; Front is recessed, be protruding at the reverse side of same position, connector cross section is made to be even uniform thickness, facilitate powder metallurgy manufacture, the height of the bossing of circular recessed boss structure 2 and the frame height of connecting plate 1 contour, the recessed portion that in such connector, gas is showing plane relative to connecting plate 2 circulates; The through hole 11 for connecting single cell units and connector is all had in the rear and front end of connecting plate 1 and right side, the recessed step 12 for input and output gas is provided with at the periphery of through hole 11, and connecting plate 1 left side frame on be provided with some recessed ledge frame 13, be used for passing into imflammable gas (methane, coal gas) and oxidizing gas (air, oxygen); In addition, both ends of the surface flatness and the positive and negative depth of parallelism of connector all remain within 0.1mm, enable connector and single cell units compact siro spinning technology, react under making gas be in a sealed environment.
The foregoing is only preferred implementation of the present utility model; it should be pointed out that for the ordinary skill in the art, under the prerequisite not departing from the utility model principle; can also make various deformation and improvement, this also should be considered as protection range of the present utility model.
Claims (8)
1. a Solid Oxide Fuel Cell connector, comprise connecting plate, this connecting plate is the slab construction adopting Fe-Cr-Y2O3 alloy to make, and it is characterized in that: the positive and negative of described connecting plate is evenly laid with respectively and multiplely effectively can dredges gas and make gas uniform be diffused in the recessed boss structure of circle between single cell units and connector.
2. Solid Oxide Fuel Cell connector according to claim 1, is characterized in that: the longitudinal section of the recessed boss structure of described circle is trapezoidal, and the pattern draft of circular recessed boss structure is 30 ~ 60 °.
3. Solid Oxide Fuel Cell connector according to claim 2, is characterized in that: the pattern draft of the recessed boss structure of described circle is 45 °.
4. Solid Oxide Fuel Cell connector according to claim 2, it is characterized in that: the recessed boss structure of described circle is in being disposed in an evenly spaced relation on the positive and negative of connecting plate, and the recessed boss structure of circle be positioned on the positive and negative of connecting plate is in the arrangement that intermeshes, namely front is protruding, is recessed at the reverse side of same position; Front is recessed, is protruding at the reverse side of same position, the height of the bossing of circular recessed boss structure and the frame height of connecting plate contour.
5. Solid Oxide Fuel Cell connector according to claim 1, is characterized in that: the diameter of the recessed boss structure of described circle is 0.4 ~ 0.6mm.
6. the Solid Oxide Fuel Cell connector according to the arbitrary claim of claim 1 to 5, it is characterized in that: described connecting plate is square, the through hole for connecting single cell units and connector is all had in the rear and front end of connecting plate and sidepiece, be provided with the recessed step for input and output gas at the periphery of through hole, and be provided with some recessed ledge frame passed into for gas on the opposite side frame of connecting plate.
7. Solid Oxide Fuel Cell connector according to claim 6, is characterized in that: the thickness of described connecting plate is 2 ~ 3mm, and the length of side of connecting plate is 90 ~ 110mm, and the aperture of through hole is 9 ~ 10mm.
8. the Solid Oxide Fuel Cell connector according to the arbitrary claim of claim 1 to 5, is characterized in that: both ends of the surface flatness and the positive and negative depth of parallelism of described connecting plate all remain within 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420371611.2U CN204067474U (en) | 2014-07-07 | 2014-07-07 | Solid Oxide Fuel Cell connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420371611.2U CN204067474U (en) | 2014-07-07 | 2014-07-07 | Solid Oxide Fuel Cell connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204067474U true CN204067474U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420371611.2U Active CN204067474U (en) | 2014-07-07 | 2014-07-07 | Solid Oxide Fuel Cell connector |
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| CN (1) | CN204067474U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105590980A (en) * | 2016-02-18 | 2016-05-18 | 协鑫集成科技股份有限公司 | Solar cell module and production method thereof |
| CN105932084A (en) * | 2016-05-06 | 2016-09-07 | 协鑫集成科技股份有限公司 | Solar battery pack and preparation method thereof |
| CN106558710A (en) * | 2015-09-24 | 2017-04-05 | 现代自动车株式会社 | Fuel cell pack with multi-layered type collector plate |
| CN111644625A (en) * | 2020-06-04 | 2020-09-11 | 东睦新材料集团股份有限公司 | Preparation method of chromium alloy fuel cell connecting piece |
-
2014
- 2014-07-07 CN CN201420371611.2U patent/CN204067474U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558710A (en) * | 2015-09-24 | 2017-04-05 | 现代自动车株式会社 | Fuel cell pack with multi-layered type collector plate |
| CN106558710B (en) * | 2015-09-24 | 2021-07-30 | 现代自动车株式会社 | Fuel cell stack having multilayer type current collecting plate |
| CN105590980A (en) * | 2016-02-18 | 2016-05-18 | 协鑫集成科技股份有限公司 | Solar cell module and production method thereof |
| US10665729B2 (en) | 2016-02-18 | 2020-05-26 | Gcl System Integration Technology Co., Ltd. | Solar cell module and method for manufacturing the same technical field |
| CN105932084A (en) * | 2016-05-06 | 2016-09-07 | 协鑫集成科技股份有限公司 | Solar battery pack and preparation method thereof |
| CN105932084B (en) * | 2016-05-06 | 2018-04-03 | 协鑫集成科技股份有限公司 | Solar cell module and preparation method thereof |
| CN111644625A (en) * | 2020-06-04 | 2020-09-11 | 东睦新材料集团股份有限公司 | Preparation method of chromium alloy fuel cell connecting piece |
| CN111644625B (en) * | 2020-06-04 | 2022-05-24 | 东睦新材料集团股份有限公司 | Preparation method of chromium alloy fuel cell connecting piece |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |