CN113224364A - Vertical assembling device and method for molten carbonate fuel cell stack - Google Patents
Vertical assembling device and method for molten carbonate fuel cell stack Download PDFInfo
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- CN113224364A CN113224364A CN202110574364.0A CN202110574364A CN113224364A CN 113224364 A CN113224364 A CN 113224364A CN 202110574364 A CN202110574364 A CN 202110574364A CN 113224364 A CN113224364 A CN 113224364A
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- fuel cell
- molten carbonate
- carbonate fuel
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- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 title claims abstract description 47
- 239000000446 fuel Substances 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000003792 electrolyte Substances 0.000 claims description 20
- 230000008569 process Effects 0.000 description 8
- 239000002737 fuel gas Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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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
- H01M8/14—Fuel cells with fused electrolytes
-
- 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
-
- 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
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
-
- 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 invention provides a vertical assembly device and a method for a molten carbonate fuel cell stack, belonging to the technical field of cell assembly, wherein the vertical assembly device for the molten carbonate fuel cell stack comprises: a frame; a base plate; the pressing plate is provided with an upper pressing plate and a lower pressing plate which are oppositely arranged; the upper pressing plate and the lower pressing plate are connected through a tightening screw rod; the upper pressing plate and the lower pressing plate are suitable for placing a cell stack; an insulating plate having an upper insulating plate and a lower insulating plate; the upper insulating plate is arranged between the cell stack and the upper pressing plate; the lower insulating plate is arranged between the cell stack and the lower pressing plate; the driving device is arranged at the upper end of the rack; the driving end of the driving device is suitable for being abutted against the upper pressure plate and providing pressure for the upper pressure plate; the vertical assembling device of the molten carbonate fuel cell stack has reasonable structural design, good compatibility with the existing equipment and simple operation.
Description
Technical Field
The invention relates to the technical field of cell assembly, in particular to a vertical assembly device and a vertical assembly method for a molten carbonate fuel cell stack.
Background
The Molten Carbonate Fuel Cell (MCFC) is a high-temperature Fuel Cell working at 650 ℃, has the advantages of no need of noble metal as a catalyst, wide Fuel source, low noise, nearly zero emission of pollutants, high power generation efficiency, realization of combined heat and power supply and the like, is suitable for distributed power stations or fixed power stations of hundreds kilowatt level to megawatt level, and has good development prospect.
The molten carbonate fuel cell works at 650 ℃, and the structure of the MCFC can be divided into four parts, namely a cathode, an electrolyte, an anode and a bipolar plate. The electrolyte system of the MCFC is composed of a porous diaphragm carrier and carbonate, the molten carbonate electrolyte completely fills the pores of the electrolyte diaphragm by virtue of capillary force, and the carbonate electrolyte is fixed in the diaphragm carrier to form an electrolyte layer. The core part of the MCFC is an electrolyte membrane, and the membrane immersed in the electrolyte plays roles in blocking electrons and bipolar reaction gases and conducting ions. The cathode and anode of the MCFC should have both functions of adsorbing fuel gas and storing some electrolyte. A dual-aperture structure is often employed, with small apertures for storing electrolyte and large apertures for adsorbing fuel gas. The bipolar plate functions to separate the oxidizing gas from the fuel gas, collect electricity and conduct electricity, and forms a gas flow channel, is required to have oxidation and reduction resistance and electrolyte corrosion resistance, and has good thermal expansion properties with other components.
The molten carbonate fuel cell belongs to a high-temperature fuel cell, the molten carbonate and an electrode form a three-phase electrochemical reaction interface under the high-temperature condition, and electrochemical reaction is carried out on the three-phase interface to generate electric energy and heat energy. MCFC gradually raises the temperature and starts after being assembled in a cold state, pore-forming agents in the diaphragm gradually decompose at a high temperature to form a porous ceramic material layer, and carbonate electrolyte is immersed into the porous ceramic material layer by virtue of capillary force after being melted. The shrinkage and deformation of the diaphragm electrode at high temperature and the expansion of the metal material of the bipolar plate exist in the sintering process of the MCFC, and higher requirements are provided for the quality of the stack assembly in order to prevent the performance reduction of the battery caused by the cracking phenomenon of the battery diaphragm electrode caused by the shrinkage deformation and the inconsistent expansion of each part.
Therefore, the assembly requirement of the cell stack must ensure that the stress of the sealing surface is uniform and flat in the assembly process of each layer of single cells, and the design performance of the cell stack can only be ensured.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects of uneven stress and unevenness of the sealing surface in the cell stack assembling process in the prior art, thereby providing a vertical assembling device for a molten carbonate fuel cell stack.
The invention also provides a vertical assembly method of the molten carbonate fuel cell stack.
In order to solve the above technical problems, the present invention provides a vertical assembly apparatus for a molten carbonate fuel cell stack, comprising:
a frame;
the bottom plate is arranged at the lower end of the rack through a leveling nut, and the leveling nut is used for adjusting the levelness of the bottom plate;
the pressing plate is provided with an upper pressing plate and a lower pressing plate which are oppositely arranged; the upper pressing plate and the lower pressing plate are connected through a tightening screw rod; the upper pressing plate and the lower pressing plate are suitable for horizontally placing the cell stack;
an insulating plate having an upper insulating plate and a lower insulating plate; the upper insulating plate is arranged between the cell stack and the upper pressing plate; the lower insulating plate is arranged between the cell stack and the lower pressing plate;
the driving device is arranged at the upper end of the rack; the driving end of the driving device is suitable for being abutted to the upper pressure plate and providing pressure for the upper pressure plate.
Preferably, the method further comprises the following steps:
an end plate having an upper end plate and a lower end plate respectively disposed at an upper end and a lower end of the cell stack; and the lower end plate is provided with a limiting frame.
As preferred scheme, spacing frame includes:
a side baffle having three pieces; the three side baffles are respectively connected with three adjacent sides of the end plate;
the right-angle baffle plates are provided with two baffle plates; the end parts of the two right-angle baffles are respectively connected with two adjacent top angles at one end of the end plate;
and the horizontal baffle is respectively connected with one ends of the side baffles and the right-angle baffle, which are far away from the lower end plate.
Preferably, the side baffle and the right-angle baffle are provided with scales.
Preferably, the side baffle, the right-angle baffle and the horizontal baffle are all made of rigid materials.
The invention also provides a vertical assembly method of the molten carbonate fuel cell stack, which comprises the following steps:
s1, after leveling the bottom plate, sequentially placing a lower pressing plate and a lower insulating plate on the bottom plate, and leveling the whole body;
s2, assembling the molten carbonate fuel cell and other accessories on the lower insulating plate in the order of assembly;
s3, connecting and screwing the upper pressing plate and the lower pressing plate through a tightening screw rod, and applying assembly pressure through a driving device; and measuring the levelness of the upper pressing plate, screwing the cell stack tightening screw again for adjustment, and removing the pressure to finish the assembly of the molten carbonate fuel cell.
As a preferred scheme, an upper end plate is arranged at the lower end of the upper insulating plate, and a lower end plate is arranged at the upper end of the lower insulating plate; a side baffle, a right-angle baffle and a horizontal baffle are arranged on the lower end plate; scales are arranged on the side baffle and the right-angle baffle; and the levelness is adjusted through the side baffle, the right-angle baffle and the horizontal baffle.
Preferably, in S2, the assembling sequence is specifically: the electrolyte diaphragm and the bipolar plate are horizontally stacked in sequence, and the upper end plate, the upper insulating plate and the upper pressing plate are horizontally stacked on the last electrolyte diaphragm.
Preferably, the assembly pressure in S5 is 3-5 MPa.
Preferably, the molten carbonate fuel cell stack has an area of less than 0.6m2The number of stacked layers is less than 120.
The technical scheme of the invention has the following advantages:
1. the invention provides a vertical assembling device of a molten carbonate fuel cell stack, which comprises: the device comprises a rack, a bottom plate, a pressing plate, an insulating plate and a driving device; the driving device can apply required enough assembly pressure to the assembled cell stack through the pressing plate, and meanwhile, the adoption of the tightening screw can ensure that all parts of the cell stack are stressed uniformly, reduce the stress in the sintering process of the cell stack, ensure that the sealing surface of each layer of single cell in the assembly process is stressed uniformly and smoothly, ensure that the components are in close contact with each other in the subsequent use process of the cell stack, reduce the contact resistance and ensure the design performance of the cell stack; the device has reasonable structural design, good compatibility with the existing equipment and simple operation. .
2. The invention provides a vertical assembling device of a molten carbonate fuel cell stack, which further comprises: an end plate; a limiting frame is arranged on the lower end plate; the three outer surfaces of the molten carbonate fuel cell stack are ensured to be neat through the limiting frame, so that the assembly quality and the assembly precision of the molten carbonate fuel cell stack are ensured.
3. According to the vertical assembling device for the molten carbonate fuel cell stack, the limiting frame can limit the assembly of the cell stack in three directions through the side baffle, the right-angle baffle and the horizontal baffle, so that the side surfaces of the cell stack are ensured to be neat, and the assembly quality is improved; simultaneously, all be equipped with the scale on side shield and the right angle baffle, can monitor the size in the equipment, be convenient for adjust at any time.
4. According to the vertical assembling device for the molten carbonate fuel cell stack, the side baffle, the right-angle baffle and the horizontal baffle are all made of rigid materials, so that the deformation of a limiting frame in the assembling process is prevented, and the assembling quality of the cell stack is prevented from being influenced.
5. The invention provides a vertical assembly method of a molten carbonate fuel cell stack, which is suitable for the vertical assembly method with the area less than 0.6m2A molten carbonate fuel cell stack having a number of layers less than 120; the method has reasonable process design and simple operation, does not depend on the experience and skill level of an operator, and can ensure that the performance of the cell stack with smaller area and stacking meets the requirement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of a vertical assembly apparatus of a molten carbonate fuel cell stack according to the present invention.
Fig. 2 is a structural diagram of the arrangement relationship between the lower end plate and the baffle plate.
Description of reference numerals:
1. a frame; 2. leveling the support leg; 3. a drive device; 4. a base plate; 5. a leveling nut; 6. a lower pressing plate; 7. a lower insulating plate; 8. a lower end plate; 9. an electrolyte separator; 10. a bipolar plate; 11. an upper end plate; 12. an upper pressure plate; 13. tightening the screw; 14. a side baffle; 15. a right angle baffle; 16. an upper insulating plate; 17. a horizontal baffle.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The vertical assembling device for the molten carbonate fuel cell stack provided by the embodiment comprises a frame 1, wherein the bottom of the frame 1 is connected with a plurality of leveling support legs 2, the lower bottom surface of the frame 1 is connected with a bottom plate 4 through leveling nuts 5, and the bottom plate 4 can be in a horizontal state by adjusting the leveling nuts 5; a lower pressing plate 6 of the pressing plates is arranged on the bottom plate 4, a lower insulating plate 7 is arranged at the upper end of the lower pressing plate 6, a lower end plate 8 is arranged at the upper end of the lower insulating plate 7, a cell stack is placed at the upper end of the lower end plate 8, and an upper end plate 11, an upper insulating plate 16 and an upper pressing plate 12 are correspondingly arranged at the upper end and the lower end of the cell stack; a driving device 3 is arranged at the upper end of the frame 1, and the driving end of the driving device 3 extends into the frame 1 and is abutted against the upper pressure plate 12 to apply pressure to the upper pressure plate 12.
The upper insulating plate 16 and the lower insulating plate 7 are mica insulating plates; the upper pressing plate 12 and the lower pressing plate 6 are connected through a tightening screw 13, and the upper pressing plate 12 and the lower pressing plate 6 can be pressed through adjusting a nut on the tightening screw 13, so that all parts of the cell stack are pressed; the driving device 3 can be selected as a hydraulic press oil cylinder which can apply 3-5Mpa pressure to the upper pressure plate 12.
As shown in fig. 2, a right-angle baffle 15 is fixed on two adjacent corners of the lower end plate 8 by bolts, the right-angle baffle 15 extends upward, side baffles 14 are fixed on the sides of the lower end plate 8 adjacent to the two corners, specifically, the side baffles 14 are fixed at the middle positions of the sides of the lower end plate 8 in the length direction, and the sides tightly attached to the lower end plate 8 are fixed by bolts; the side baffle plates 14 and the right-angle baffle plates 15 have good rigidity and can be kept perpendicular to the lower end plate 8; the upper ends of the side baffle plates 14 and the right-angle baffle plates 15 are connected and fixed through a horizontal baffle plate 17; specifically, positioning holes are machined in the same height direction of the side baffle plates 14 and the right-angle baffle plates 15, the positioning holes are also formed in the corresponding positions of the horizontal baffle plates 17, the horizontal baffle plates 17 are connected with the side baffle plates 14 and the right-angle baffle plates 15 through bolts, it is guaranteed that all the baffle plates are perpendicular to the lower end plate 8, and the formed limiting frame is consistent in vertical size. The electrolyte membrane 9 and the bipolar plate 10 are horizontally stacked in sequence in a limiting frame formed by the lower end plate 8, the side baffle plates 14, the right-angle baffle plates 15 and the horizontal baffle plates 17, the number of the horizontal baffle plates 17 can be increased along with the increase of the stacking height, and the side baffle plates 14 and the right-angle baffle plates 15 are connected, so that the formed space is consistent in size from top to bottom.
The device has reasonable structural design, good compatibility with the existing equipment and simple operation.
Example 2
The vertical assembly method of molten carbonate fuel cell stack provided in this embodiment is suitable for the area less than 0.6m2A molten carbonate fuel cell stack having a number of layers less than 120;
s1, after leveling the bottom plate 4 through the leveling nuts 5, sequentially placing the lower pressing plate 6, the lower insulating plate 7 and the lower end plate 8 on the bottom plate 4, and integrally leveling;
s2, assembling molten carbonate fuel cells and other fittings on the lower insulating plate 7 in the order of assembly;
specifically, an electrolyte diaphragm 9 and a bipolar plate 10 are horizontally stacked in sequence, an upper end plate 11, an upper insulating plate 16 and an upper pressing plate 12 are horizontally stacked on the last electrolyte diaphragm 9 in sequence, and the upper pressing plate 6 and the lower pressing plate 6 of the cell stack are connected together by a tightening screw 13; the levelness is adjusted through a side baffle 14 and a right-angle baffle 15;
s3, connecting and screwing the upper pressure plate 12 and the lower pressure plate 6 through the tightening screw 13, and applying assembly pressure through the driving device 3, wherein the applied pressure is 3-5 MPa; and (3) all parts of the cell stack are pressed tightly, the levelness of the upper pressing plate 12 of the cell stack is measured by using a horizontal ruler, all bolts of the tightening screw 13 are screwed again, the pressure of the driving device 3 is removed, all baffle plates and bolts on the lower end plate 8 are removed, the assembled cell stack is moved out of the vertical assembly device by using a crane or a forklift, and the vertical assembly of the cell stack is completed.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A molten carbonate fuel cell stack vertical assembly apparatus, comprising:
a frame (1);
the bottom plate (4) is arranged at the lower end of the rack (1) through a leveling nut (5), and the leveling nut is used for adjusting the levelness of the bottom plate;
the pressing plate is provided with an upper pressing plate (12) and a lower pressing plate (6) which are oppositely arranged; the upper pressing plate (12) is connected with the lower pressing plate (6) through a tightening screw rod (13); the upper pressing plate (12) and the lower pressing plate (6) are suitable for horizontally placing the cell stack;
an insulating plate having an upper insulating plate (16) and a lower insulating plate (7); the upper insulating plate (16) is arranged between the cell stack and the upper pressing plate (12); the lower insulating plate (7) is arranged between the cell stack and the lower pressing plate (6);
the driving device (3) is arranged at the upper end of the rack (1); the driving end of the driving device (3) is suitable for being abutted against the upper pressure plate (12) and providing pressure for the upper pressure plate (12).
2. The molten carbonate fuel cell stack vertical assembly apparatus of claim 1, further comprising:
an end plate having an upper end plate (11) and a lower end plate (8) respectively disposed at the upper end and the lower end of the cell stack; and a limiting frame is arranged on the lower end plate (8).
3. The molten carbonate fuel cell stack vertical assembly apparatus of claim 2, wherein the spacing frame comprises:
a side baffle (14) having three pieces; the three side baffles (14) are respectively connected with three adjacent sides of the end plate;
a right-angle baffle (15) having two; the end parts of the two right-angle baffles (15) are respectively connected with two adjacent top angles at one end of the end plate;
and the horizontal baffle (17) is respectively connected with one ends of the side baffles (14) and the right-angle baffle (15) which are far away from the lower end plate (8).
4. The vertical molten carbonate fuel cell stack assembly apparatus according to claim 3, wherein the side baffles (14) and the right angle baffles (15) are each provided with a scale.
5. The vertical molten carbonate fuel cell stack assembly apparatus according to claim 3, wherein the side baffles (14), the right angle baffles (15) and the horizontal baffles (17) are all rigid.
6. A vertical assembly method for a molten carbonate fuel cell stack, comprising the steps of:
s1, after the bottom plate (4) is leveled, sequentially placing a lower pressure plate (6) and a lower insulating plate (7) on the bottom plate (4), and integrally leveling;
s2, assembling the molten carbonate fuel cell and other accessories on the lower insulating plate (7) according to the assembling sequence;
s3, connecting and screwing the upper pressure plate (12) and the lower pressure plate (6) through a tightening screw rod (13), and applying assembly pressure through a driving device (3); the levelness of the upper platen (12) is measured, and the tightening screw (13) is tightened again for adjustment, and after the pressure is removed, the assembly of the molten carbonate fuel cell is completed.
7. The vertical assembly method of a molten carbonate fuel cell stack according to claim 6, wherein an upper end plate (11) is provided at the lower end of the upper insulating plate (16), and a lower end plate (8) is provided at the upper end of the lower insulating plate (7); a side baffle (14), a right-angle baffle (15) and a horizontal baffle (17) are arranged on the lower end plate (8); scales are arranged on the side baffle (14) and the right-angle baffle (15); the levelness is adjusted by the side baffle (14), the right-angle baffle (15) and the horizontal baffle (17).
8. The vertical assembly method of a molten carbonate fuel cell stack according to claim 7, wherein in S2, the assembly sequence is specifically: an electrolyte diaphragm (9) and a bipolar plate (10) are horizontally stacked in sequence, and an upper end plate (11), an upper insulating plate (16) and an upper pressing plate (12) are horizontally stacked on the last electrolyte diaphragm (9).
9. The vertical assembly method of a molten carbonate fuel cell stack according to claim 6, wherein the assembly pressure in S5 is 3 to 5 MPa.
10. The vertical assembly method of a molten carbonate fuel cell stack according to claim 6, wherein the molten carbonate fuel cell stack has an area of less than 0.6m2The number of stacked layers is less than 120.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110574364.0A CN113224364A (en) | 2021-05-25 | 2021-05-25 | Vertical assembling device and method for molten carbonate fuel cell stack |
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| CN202110574364.0A CN113224364A (en) | 2021-05-25 | 2021-05-25 | Vertical assembling device and method for molten carbonate fuel cell stack |
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| CN114976142A (en) * | 2022-05-09 | 2022-08-30 | 中国华能集团清洁能源技术研究院有限公司 | Fuel cell stack voltage monitoring device and monitoring method |
| CN115832382A (en) * | 2023-02-21 | 2023-03-21 | 盛世盈创氢能科技(陕西)有限公司 | Quick stacking device for hydrogen fuel cell stack |
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| CN114122473A (en) * | 2021-11-25 | 2022-03-01 | 华能国际电力股份有限公司 | Assembling method of molten carbonate fuel cell |
| CN114122473B (en) * | 2021-11-25 | 2023-05-23 | 华能国际电力股份有限公司 | Method for assembling molten carbonate fuel cell |
| CN114976142A (en) * | 2022-05-09 | 2022-08-30 | 中国华能集团清洁能源技术研究院有限公司 | Fuel cell stack voltage monitoring device and monitoring method |
| CN114976142B (en) * | 2022-05-09 | 2023-09-19 | 中国华能集团清洁能源技术研究院有限公司 | Fuel cell stack voltage monitoring device and monitoring method |
| CN115832382A (en) * | 2023-02-21 | 2023-03-21 | 盛世盈创氢能科技(陕西)有限公司 | Quick stacking device for hydrogen fuel cell stack |
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Application publication date: 20210806 |