CN106654334B - A kind of solid-oxide fuel cell stack array and its electricity generation system - Google Patents
A kind of solid-oxide fuel cell stack array and its electricity generation system Download PDFInfo
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- CN106654334B CN106654334B CN201611202019.XA CN201611202019A CN106654334B CN 106654334 B CN106654334 B CN 106654334B CN 201611202019 A CN201611202019 A CN 201611202019A CN 106654334 B CN106654334 B CN 106654334B
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- battery pile
- hole
- fixed block
- fuel cell
- oxide fuel
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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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
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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
- H01M8/10—Fuel cells with solid 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
-
- 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
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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
- H01M8/24—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
- H01M8/248—Means for compression of the fuel cell stacks
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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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/249—Grouping of fuel cells, e.g. stacking of fuel cells comprising two or more groupings of fuel cells, e.g. modular assemblies
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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
A kind of solid-oxide fuel cell stack array and its electricity generation system, it includes supporter and battery pile group, supporter is in layer structure, including at least having top tray and lower tray, battery pile group is carried by lower tray, the upper surface of battery pile group places top tray, battery pile group includes multiple battery piles, battery pile is horizontal, fastener is provided between battery pile, it is characterized in that separately there is support column setting to constitute supporter between top tray and lower tray, fastener is arranged respectively to movable block and fixed block at left and right sides of battery pile, there is screw hole on support column, force screw rod is combined together by screw hole and support column, and contradict the inner end of force screw rod on respective movable block outer surface, its own stroke is adjusted by rotation force screw rod, to make movable block side generate pressure to neighbouring battery pile, make battery pile group Pressurized fastening.The structure facilitates implementation, stablizes effective.
Description
Technical field
The present invention relates to a kind of solid oxide fuel cell (Solid oxide fuel cell, SOFC) electricity generation systems
The array structure and its electricity generation system of middle battery pile.
Background technique
Solid oxide fuel cell (Solid Oxide Fuel Cell, SOFC) electricity generation system can be by the change in fuel
Can be converted into electric energy, and fuel includes natural gas, liquefied gas, synthesis gas, biogas, hydrogen etc., and the power generation process is efficiently, clearly
It is clean, it is a kind of up-and-coming generation mode.SOFC electricity generation system can be integrated with modularization, for constructing large-scale distributed hair
Power station, existing gas distributing system can provide power generation needed for natural gas, the electricity issued can supply nearby for building, community,
The electricity consumption of workshop etc., additionally it is possible to which, to national Grid Transmission, therefore, SOFC electricity generation system is a kind of hair with wide commercial promise
Power mode.
The core component of SOFC electricity generation system is exactly battery pile array, and battery pile array is by multiple battery piles according to certain
Distributional pattern is formed, and is the power generation place for converting the chemical energy in fuel to electric energy.Battery pile needs certain pressurization tight
Fixing structure could be stable work.In United States Patent (USP) US7659022B2 and US2012/0178003A1, battery pile array adds
Pressure method is using the common addition method up and down, i.e. battery pile vertical display, mounted on top, with fastening of pressurizeing above and below screw rod.Work as list
When column battery pile quantity increases, such pressure method easily leads to battery pile inclination shakiness, influences pressurization fastening, this is such method
Maximum drawback.Patent 201310212920.5 discloses the battery heap in a kind of solid oxide fuel cell power generating system
The organizational form of column, the galvanic pile array in this kind of solid oxide fuel cell power generating system, including supporter and pile group,
Be characterized in: the supporter is in layer structure, including support units more than one or two layers；Every layer of support unit supports are extremely
A few pile group；Each pile group is made of several single piles, and each list pile is horizontal；It is set between single pile
Set fastener；Battery pile accumbency is placed in patent proposition, using stratiform tray type structure tissue battery pile array.The program indicates
Fastener is set between single battery heap, but there is no further specific refinement fasteners how not to be arranged.And this is specially
The device of benefit application needs fastener to be equipped with very well, causes in practice using showing to want to be bonded between battery pile
It installs size and requires relatively high, location and installation, which implements, to acquire a certain degree of difficulty, there is installation defect built on the sand between battery pile,
To cause to seal conductive unstable failure etc. between battery pile, all this kind can also be further improved design.The present invention
On the basis of patent 201310212920.5, refine and propose in stratiform disc battery heap array battery pile pressurize it is new
Structure.It the method that provides through the invention and can effectively be pressurizeed with structure, battery pile, overcome United States Patent (USP)
The unstable drawback of the possible battery pile of pressure method used by US7659022B2 and US2012/0178003A1, it is whole
A pressure structure is reliable and stable.
Summary of the invention
Primary technical problem to be solved by this invention is to provide a kind of structurally reasonable, appearance for the above-mentioned state of the art
The solid-oxide fuel cell stack array easily implemented and operated, it enables battery pile to be easily pressurized and can suitably adjust
Moulding pressure makes secure and reliable connection between battery pile, to overcome pressure method employed in background technique that may bring
The unstable drawback of battery pile.
Another technical problem to be solved by this invention is provided a kind of using above-mentioned for the above-mentioned state of the art
The solid oxide fuel cell power generating system of pressure structure.
The present invention solves technical solution used by above-mentioned primary technical problem are as follows: a kind of solid-oxide fuel cell stack
Array comprising supporter and battery pile group, supporter is in layer structure, including at least having top tray and lower tray, battery pile
Group is carried by lower tray, and the upper surface of battery pile group places top tray, and battery pile group includes multiple battery piles, and battery pile is in accumbency
Shape is provided with fastener between battery pile, it is characterised in that separately has support column setting to constitute between top tray and lower tray
Supporter, battery pile left and right sides fastener are arranged respectively to movable block and fixed block, there is screw hole on support column, and exert a force screw rod
It is combined together by screw hole and support column, and contradicts the inner end of force screw rod on respective movable block outer surface, passed through
Rotation exerts a force screw rod to adjust its own stroke, so that movable block side be made to generate pressure to neighbouring battery pile, makes battery pile
The pressurized fastening of group.
It is preferred that movable block is arranged in the intermediate of the adjacent battery pile, the two sides of adjacent cell heap are respectively set fixed block, make
Battery pile is arranged successively to form stratiform annular spread.
As an improvement, under the conditions of the supporter has multilayered structure, adjacent upper layer supporter lower tray and lower layer's branch
Support body top tray is to share one piece of fixed plate.
It is preferred that under the conditions of the supporter has multilayered structure, the movable block of every layer of each battery pile side arrangement, fixation
Block and force screw rod are in line distribution in longitudinal arrangement.
It is preferred that the movable block is wedge shaped or trapezoidal, at least one side is inclined-plane distribution.
It is preferred that the fixed block is wedge shaped or trapezoidal, at least one side is inclined-plane distribution.
Preferably, the movable block and fixed block horizontal cross-section are that isosceles trapezoid is presented.
As an improvement, the top tray and lower tray form the evagination in convex hole week corresponding to movable block position and fix
Portion, evagination fixed part are provided with bayonet, and accordingly, the top and bottom of support column mold cooperation card base.
It improves again, the movable block outer surface is provided with the location hole that positioning is contradicted for the inner end for the screw rod that exerts a force, and liner is heat-resisting
Ceramic gasket.
As an improvement, the fixed block side, which is provided with anodic gas air inlet and anode waste gas, collects hole, respectively with electricity
The anodic gas hole of Chi Dui, the sealing connection of anode waste gas hole, the surface of fixed block is provided with anodic gas into hole and anode waste gas
Portal, collects hole with anode waste gas with the anodic gas air inlet of fixed block side respectively and be connected to, fixed block is vertically arranged with fixed
Position hole positions with the detent fit of top tray and fixes.
It is further improved, the fixed block periphery, which is provided with, portals with the anodic gas on fixed block into hole and anode waste gas
The vent line communicated is sealed respectively, and vent line includes ventilation flange and vent stack road, and ventilation flange is provided with anodic gas
Venthole and anode waste gas venthole, and vent stack road is longitudinally distributed in the two sides of ventilation flange, respectively anodic gas
Main pipeline and anode waste gas collecting main road, anode gas manifolds and anode waste gas pipeline are laterally distributed in the two of ventilation flange
Side, make in this way anodic gas on fixed block into hole by anodic gas venthole on ventilation flange, anode gas manifolds and
The sealing connection of anodic gas main pipeline, and the anode waste gas on fixed block portals through the anode waste gas ventilation on ventilation flange
Hole, anode waste gas pipeline are connected to the sealing of anode waste gas collecting main road.
It is further improved, sealing conductive structure is provided between the fixed block and battery pile, sealing conductive structure includes
Seal assembly and conductive sheet, seal assembly include two gasket lamellas and one layer of supporting layer, and one layer of supporting layer is arranged at two
Between gasket lamella, the annular cooperated with fixed block and battery pile side view is presented in gasket lamella, in fixed block and electricity
The flange position of convex is provided between the heap of pond at hole link, flange position opens up corresponding through hole, and accordingly, supporting layer is adopted
It with metal o-ring around through hole, and serves as a contrast between the flange position of two gasket lamellas, conductive sheet is flexible leads
Electric piece, conductive sheet thickness are greater than seal assembly thickness, are placed in seal assembly inner space and contradict fixed block and battery respectively
Heap side, realization conduct.
It is preferred that the conductive plate uses foam metal piece.
The present invention solves technical solution used by another above-mentioned technical problem are as follows: a kind of solid oxide fuel cell
Electricity generation system, including battery pile array, it is characterized in that: using battery pile array described in above-mentioned any one.
Compared with the prior art, the advantages of the present invention are as follows:
(1) pressurization for improving battery pile makes uniformly to be pressurizeed at left and right sides of battery pile, the stress of each battery pile
It is all to be realized by the fast pressurization of activity, therefore the entire surface of battery pile two sides all stress are made every by adjusting the screw rod that exerts a force
The compression of a battery pile is all uniform, and adjustable compression pressure size, and in such pressure structure, battery pile array is more steady
It is fixed, effective.
(2) this pressure structure is convenient for the integrated of battery pile array.It can be superimposed with this pressure structure production battery pile array,
Multi-layer cell heap array structure is formed, convenient for the large-scale integrated of SOFC system.
(3) after battery pile side applies pressure, fixed block is motionless, seals conductive structure at this time and starts stress: foam first
Metallic conduction piece starts stress and is compressed, and keeps conductive plate, fixed block, the good contact between battery pile；Secondly middle layer gold
Belong to sealing ring as the increase of pressure is embedded in two layers of the spacer layer in left and right, according to the flatness around battery pile hole, voluntarily adjusts
The insert depth of metallic packing ring each point pastes two layers of the spacer layer holding in left and right closely by sealing surface with fixed block and battery pile
It closes, realizes the sealing of anodic gas, therefore realize the good and stable sealing between fixed block and battery pile and conduction.
(4) cooperated using vent line and fixed block interior conduit, realize and supply anodic gas and collection to battery pile
Anode waste gas facilitates and concentrates anodic gas dispensing, is easy maintenance pipeline and maintenance, makes compact-sized concentration.
Detailed description of the invention
Fig. 1 is the battery pile pressure structure installation diagram (no top tray) in embodiment 1.
Fig. 2 is the battery pile pressure structure installation diagram in embodiment 1.
Fig. 3 is fixed-block-architecture (FBA) figure.
Fig. 4 is ventilation flange structure chart.
Fig. 5 is vent stack and ventilation flange connection figure.
Fig. 6 is that fixed block and battery pile seal conductive structure schematic diagram.
Fig. 7 is the 30kW battery pile array installation diagram in embodiment 1.
Fig. 8 is the battery pile pressure structure installation diagram (no top tray) in embodiment 2.
Fig. 9 is the battery pile pressure structure installation diagram in embodiment 2.
Figure 10 is the 6kW battery pile array installation diagram in embodiment 2.
Figure 11 is the battery pile pressure structure installation diagram in embodiment 3.
Figure 12 is that sealing conductive structure figure is equipped between fixed block and battery pile.
Figure 13 is the gas cell distribution schematic diagram of battery pile.
Appended drawing reference in Fig. 1 to 13 are as follows: top tray 1, lower tray 2, support column 3, exert a force screw rod 4, and movable block 5 is fixed
Block 6, battery pile 7, evagination fixed part 8, location hole 9, anodic gas air inlet 10, anode waste gas collect hole 11, anodic gas into
Hole 12, anode waste gas portal 13, flange anodic gas venthole 12 ' of ventilating, flange anode waste gas venthole 13 ' of ventilating, flange
Screw hole 14, flange screw 15, anode gas manifolds 16, anode waste gas pipeline 17, flange 18 of ventilating, anodic gas main pipeline
19, anode waste gas collecting main road 20, main pipeline mounting flange 21, gasket seal 22, conductive sheet 23, gasket lamella 24, branch
Support layer 25, flange position 26, through hole 27, the anodic gas hole 28 of battery pile 7, the anode waste gas hole 29 of battery pile 7.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
It should be pointed out that embodiment described below is intended to convenient for the understanding of the present invention, and any restriction is not played to it
Effect.
Embodiment 1:
A kind of solid-oxide fuel cell stack array shown in the present embodiment includes 10 battery piles, further includes top tray
1, the main components such as lower tray 2, support column 3, force screw rod 4, movable block 5, fixed block 6, battery pile 7.
As shown in Figure 1, the battery pile group including 10 battery piles 7 is placed in lower tray 2, battery pile 7 is horizontal, electricity
Heap 7 two sides in pond are movable block 5 and fixed block 6 respectively, and for the ease of installing and using, the intermediate setting of usual adjacent cell heap 7 is lived
Fixed block 6 is respectively set in motion block 5, the two sides of adjacent cell heap 7, and battery pile 7 is made to be arranged successively to form stratiform annular spread, as
It is preferred that movable block 5 and 6 horizontal cross-section of fixed block are that isosceles trapezoid is presented, 5 outer surface of movable block is provided in force screw rod 4
End contradicts the location hole of positioning, and liner heat-stable ceramic gasket plays heat-blocking action, adjusts operation convenient for force screw rod 4.Fixed block
6 are internally provided with qi-emitting hole and location hole.The effect of qi-emitting hole be for battery pile anode ventilate, including anodic gas into
Stomata 10, anode waste gas collect hole 11, and anodic gas portals 13 into hole 12 and anode waste gas, the effect of location hole be then in order to
The convenience of installation.As shown in figure 3,6 side of fixed block is provided with anodic gas air inlet 10 and anode waste gas collects hole 11, respectively
It is connected to the anodic gas hole 28 of battery pile 7, the sealing of anode waste gas hole 29, the surface of fixed block 6 is provided with anodic gas into hole
12 portal with anode waste gas 13 collects hole 11 with the anodic gas air inlet 10 of fixed block side and anode waste gas respectively and is connected to, this
Sample, anodic gas are communicated into hole 12 with anodic gas air inlet 10, the anodic gas (i.e. reformation tail gas) from main line
Enter anodic gas air inlet 10 into hole 12 by anodic gas, then battery pile 7, and anode are entered by anodic gas air inlet 10
Gas sampling hole 11 and anode waste gas, which portal, 13 to be communicated, and the anode waste gas after reaction passes sequentially through anode waste gas and collects hole 11
And anode waste gas portals 13 into main line, fixed block 6 is vertically arranged with location hole 9, fixed with the detent fit of top tray 1
Position is fixed, has top tray 1 above, there is support column 3 between top tray 1 and lower tray 2, in general, top tray 1 and lower tray 2 are corresponding
The evagination fixed part 8 in convex hole week is formed in 5 position of movable block, evagination fixed part 8 is provided with bayonet, accordingly, support column 3
Top and bottom mold cooperation card base, by card base and bayonet cooperation make support column 3 be mounted on top tray 1 and lower tray 2 it
Between, supporter is constituted, is provided with screw hole on support column 3, support column 3 is made to can be positioned above force screw rod 4.Top tray 1
After covering as shown in Figure 2.For the ease of installing support column 3, when pressurization, pass through torque spanner rotation force screw rod 4, exert a force screw rod
4 push movable block 5 to advance, and movable block 5 presses during advancing to the battery pile 7 of two sides, pressurize to reach to battery pile 7
Purpose, and rotate force screw rod 4 and adjust its own stroke, give battery pile 7 pressure size so as to adjust.Top tray
1, lower tray 2, support column 3, exert a force screw rod 4 material be stainless steel.The material of movable block 5 and fixed block 6 is that stainless steel etc. is golden
Belong to material.Movable block and the thermal expansion coefficient of the used material of fixed block are greater than top tray and the heat of the used material of lower tray is swollen
Swollen coefficient.
Portal difference with the anodic gas on fixed block 6 into hole and anode waste gas as an improvement, 6 periphery of fixed block is provided with
The vent line communicated is sealed, vent line includes ventilation flange 18 and vent stack road.Peripheral vent line is for electricity
Pond heap array, which imports, to be reformed tail gas and exports anode exhaust gas from battery pile array.Flange 18 of ventilating in peripheral pipeline is shown in Fig. 4, leads to
Gas main pipeline is shown in Fig. 5, and vent stack road is longitudinally distributed in the two sides of ventilation flange 18, respectively 19 He of anodic gas main pipeline
Anode waste gas collecting main road 20,20 lower end main pipeline fixation of anodic gas main pipeline 19 and anode waste gas collecting main road
21 fixation of orchid, anode gas manifolds 16 and anode waste gas pipeline 17 are laterally distributed in the two sides of ventilation flange 18, such as Fig. 4 institute
Show there is ventilation flange anodic gas venthole 12 ', ventilation flange anode waste gas venthole 13 ', anodic gas on flange 18 of ventilating
Pipeline 16 and anode waste gas pipeline 17, ventilation flange 18 are fixedly connected by flange screw 15 with fixed block 6.Anode gas
Body main pipeline 19, anode gas manifolds 16 and ventilation flange anodic gas venthole 12 ' communicate, and flange anode of ventilating
Gas vent hole 12 ' is communicated with the anodic gas on fixed block into hole 12.Anodic gas (i.e. reformation tail gas) is exactly successively
By anodic gas main pipeline 19, anode gas manifolds 16, ventilation flange anodic gas venthole 12 ', anodic gas into hole 12
And anodic gas air inlet 10 enters battery pile 7.As shown in figure 5, anode waste gas collecting main road 20, anode waste gas pipeline
17 and ventilation flange anode waste gas venthole 13 ' communicate, and ventilate flange anode waste gas venthole 13 ' then with fixed block
On anode waste gas portal and 13 communicate.Anode waste gas after reaction passes sequentially through anode waste gas and collects hole 11, anode waste gas
Portal 13, ventilation flange anode waste gas venthole 13 ' and the entrance of anode waste gas pipeline 17 anode waste gas collecting main road 20.
As an improvement, being equipped with sealing conductive structure between fixed block 6 and battery pile 7, sealing conductive structure includes sealing
Component 22 and conductive sheet 23, for the channel seal between battery pile and fixed block, conductive sheet 23 is for battery pile and fixation
Conduction between block, as shown in Figure 6.Diaphragm seal uses diaphragm seal resistant to high temperature.Seal assembly 22 includes two gasket lamellas
24 and one layer of supporting layer 25, one layer of supporting layer 25 is arranged between two gasket lamellas 24, and gasket lamella 24 is presented and solid
The annular for determining block 6 and the cooperation of 7 side view of battery pile, is provided with convex at hole link between fixed block 6 and battery pile 7
Flange position 26, flange position 26 open up corresponding through hole 27, and accordingly, supporting layer 25 is using metal o-ring around perforation
Hole, and serve as a contrast between the flange position 26 of two gasket lamellas, conductive sheet 23 is flexible conductive sheet, 23 thickness of conductive sheet
It is greater than seal assembly thickness, is placed in seal assembly inner space and contradicts 7 side of fixed block 6 and battery pile respectively, realizes electricity
Conducting.Conductive sheet 23 uses sheet metal or foam metal piece, such as silver strip, Foam silver and blister steel.
Fig. 7 is to be superimposed the electricity assembled by 6 such units using battery pile pressure structure shown in Fig. 2 as unit
Pond heap array.It can be seen that under the conditions of supporter has multilayered structure, adjacent upper layer supporter lower tray 2 and lower layer support body pop-up
Disk 1 can share one piece of fixed plate, reduce cost to save material, mitigate weight etc.；Under the conditions of supporter has multilayered structure,
The movable block 5 of every layer of each 7 side arrangement of battery pile, fixed block 6 and force screw rod 4 are in line distribution in longitudinal arrangement.The battle array
It include 60 battery piles in column, the output power of stable operation is 30kW.
The pressure structure of battery pile shown in the patent, assembling process are as follows:
1) lower tray 2 is laid flat；2) fixed block 6 is placed on corresponding position；3) then battery pile 7 is individually positioned in solid
Determine the both sides of block 6；4) movable block 5 is put among battery pile 7；5) support column 3 (band force screw rod) is placed, top tray 1 is put
Above.
When pressurization, screws force screw rod 4 and push movable block, movable block 5 pushes battery pile 7 to pressurize again.Screw force screw rod 4
Shi Caiyong torque spanner, the power that each force screw rod 4 is applied are the same.In this way, the pressurization of battery pile 7 is completed, it is assembled into
Solid-oxide fuel cell stack array.Corresponding power generation system can be assembled into this solid-oxide fuel cell stack array
System.
Embodiment 2:
In battery pile array shown in the present embodiment include 4 battery piles, including top tray 1, lower tray 2, support column 3,
Exert a force the main components such as screw rod 4, movable block 5, fixed block 6, battery pile 7.
As shown in Figure 8 and Figure 9,4 battery piles are placed in lower tray 2, and 7 two sides of battery pile are movable block 5 respectively and consolidate
Determine block 6, there is top tray 1 above, there is support column 3 between top tray 1 and following figure disk 2, support column 3 has force screw rod 4 above.Pressurization
When, rotation force screw rod 4, force screw rod 4 pushes movable block to advance, and movable block 5 is applied during advancing to the battery pile 7 of two sides
Pressure, to achieve the purpose that battery pile is pressurizeed.Top tray, lower tray, support column, exert a force screw rod, movable block and fixed block
Material is stainless steel.
Figure 10 is to be superimposed the electricity assembled by 3 such units using battery pile pressure structure shown in Fig. 9 as unit
Pond heap array.It include 12 battery piles in the array, the output power of stable operation is 6kW.
Other are similar to Example 1.
Embodiment 3:
In the present embodiment, the battery pile pressure structure in SOFC electricity generation system is as shown in figure 11, including top tray 1, subiculum
The main components such as disk 2, support column 3, force screw rod 4, movable block 5, fixed block 6, battery pile 7.
As shown in figure 11,7 battery piles are placed in lower tray 2, and 7 two sides of battery pile are movable block 5 and fixed block respectively
6, there is top tray 2 above, there is support column 3 between top tray 1 and following figure disk 2, support column 3 has force screw rod 4 above.When pressurization,
Rotation force screw rod 4, force screw rod 4 push movable block 5 to advance, and movable block 5 is applied during advancing to the battery pile 7 of two sides
Pressure, to achieve the purpose that battery pile 7 is pressurizeed.Top tray 1, lower tray 2, support column 3, force screw rod 4, movable block 5 and fixation
The material of block 6 is stainless steel.
Other are similar to Example 1.
Can be seen that such pressure structure from the embodiment, the number of battery pile can be odd number, be also possible to even number,
It can according to need flexible setting.
Technical solution of the present invention is described in detail in embodiment described above, it should be understood that the above is only
For specific embodiments of the present invention, it is not intended to restrict the invention, all any modifications made in spirit of the invention,
Supplement or similar fashion substitution etc., should all be included in the protection scope of the present invention.
Claims (13)
1. a kind of solid-oxide fuel cell stack array comprising supporter and battery pile group, supporter are in layer structure, until
It less include top tray and lower tray, battery pile group is carried by lower tray, and the upper surface of battery pile group places top tray, battery pile group
It include multiple battery piles, battery pile is horizontal, and fastener is provided between battery pile, it is characterised in that separately have support column to set
It sets and constitutes supporter between top tray and lower tray, fastener is arranged respectively to movable block and fixation at left and right sides of battery pile
Block, the movable block is wedge shaped or trapezoidal, and at least one side is inclined-plane distribution, there is screw hole on support column, and force screw rod is logical
It crosses screw hole to be combined together with support column, and contradicts the inner end of force screw rod on respective movable block outer surface, pass through rotation
Turn force screw rod to adjust its own stroke, so that movable block side be made to generate pressure to neighbouring battery pile, makes battery pile group
Pressurized fastening.
2. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the adjacent battery pile
Centre setting movable block, the two sides of the adjacent battery pile are respectively set fixed block, battery pile are made to be arranged successively to form stratiform ring
Shape distribution.
3. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the supporter has more
Under layer structural condition, adjacent upper layer supporter lower tray and lower layer support body top tray are to share one piece of fixed plate.
4. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the supporter has more
Under layer structural condition, movable block, fixed block and the force screw rod of every layer of each battery pile side arrangement are in line in longitudinal arrangement
Distribution.
5. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the fixed block is wedge shaped
Or it is trapezoidal, at least one side is inclined-plane distribution.
6. solid-oxide fuel cell stack array according to claim 5, it is characterised in that the movable block and fixation
Block horizontal cross-section is that isosceles trapezoid is presented.
7. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the top tray and subiculum
Disk corresponds to the evagination fixed part that movable block position forms convex hole week, and evagination fixed part is provided with bayonet, accordingly, support column
Top and bottom mold cooperation card base.
8. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the movable block outer surface
It is provided with the location hole that positioning is contradicted for the inner end for the screw rod that exerts a force, liner heat-stable ceramic gasket.
9. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the fixed block side is set
It is equipped with anodic gas air inlet and anode waste gas collects hole, connect respectively with the anodic gas hole of battery pile, the sealing of anode waste gas hole
Logical, the surface of fixed block is provided with anodic gas and portals into hole and anode waste gas, respectively with the anodic gas of fixed block side into
Stomata is collected hole with anode waste gas and is connected to, and fixed block is vertically arranged with location hole, positions and fixes with the detent fit of top tray.
10. solid-oxide fuel cell stack array according to claim 9, it is characterised in that the fixed block periphery is set
It is equipped with and portals the vent line for sealing communicate respectively with the anodic gas on fixed block into hole and anode waste gas, vent line includes
It ventilates flange and vent stack road, ventilation flange is provided with anodic gas venthole and anode waste gas venthole, and vent stack road
Longitudinally it is distributed in the two sides of ventilation flange, respectively anodic gas main pipeline and anode waste gas collecting main road, anodic gas
Pipeline and anode waste gas pipeline are laterally distributed in the two sides of ventilation flange, pass through the anodic gas on fixed block into hole
Anodic gas venthole, anode gas manifolds on ventilation flange are connected to the sealing of anodic gas main pipeline, and on fixed block
Anode waste gas portals close by ventilate the anode waste gas venthole on flange, anode waste gas pipeline and anode waste gas collecting main road
Envelope connection.
11. solid-oxide fuel cell stack array according to claim 1, it is characterised in that the fixed block and battery
Sealing conductive structure is provided between heap, sealing conductive structure includes seal assembly and conductive sheet, and seal assembly includes two close
Packing lamella and one layer of supporting layer, one layer of supporting layer are arranged between two gasket lamellas, and gasket lamella is presented and fixed
The annular of block and the cooperation of battery pile side view, is provided with the flange part of convex between fixed block and battery pile at hole link
Position, flange position open up corresponding through hole, and accordingly, supporting layer uses metal o-ring around through hole, and serves as a contrast close at two
Between the flange position of packing lamella, conductive sheet is flexible conductive sheet, and conductive sheet thickness is greater than seal assembly thickness, sets
In contradicting fixed block and battery pile side in seal assembly inner space respectively, realization is conducted.
12. solid-oxide fuel cell stack array according to claim 11, it is characterised in that the conductive sheet uses
Foam metal piece.
13. a kind of solid oxide fuel cell power generating system, including battery pile array, it is characterized in that: using include right 1 to
Battery pile array described in any one of 12.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202019.XA CN106654334B (en) | 2016-12-23 | 2016-12-23 | A kind of solid-oxide fuel cell stack array and its electricity generation system |
| PCT/CN2017/000111 WO2018113035A1 (en) | 2016-12-23 | 2017-01-12 | Solid oxide fuel cell stack array and power generation system having same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611202019.XA CN106654334B (en) | 2016-12-23 | 2016-12-23 | A kind of solid-oxide fuel cell stack array and its electricity generation system |
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| CN106654334B true CN106654334B (en) | 2019-04-30 |
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| CN109494394B (en) * | 2017-09-12 | 2021-05-25 | 太仓克莱普沙能源科技有限公司 | Fuel cell structure |
| KR102168803B1 (en) * | 2018-04-17 | 2020-10-22 | 주식회사 엘지화학 | Apparatus for evaluating the performance of a fuel cell stack |
| FR3090215B1 (en) * | 2018-12-12 | 2021-06-04 | Safran Power Units | Peripheral structure fuel cell |
| JP7074085B2 (en) * | 2019-01-23 | 2022-05-24 | トヨタ自動車株式会社 | Battery device |
| WO2020185718A1 (en) * | 2019-03-10 | 2020-09-17 | Caban Systems, Inc. | Structural battery packs and methods related thereto |
| CN114447392B (en) * | 2022-02-11 | 2023-09-15 | 氢电中科（广州）新能源设备有限公司 | Hydrogen fuel cell pile protection system |
Citations (2)
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|---|---|---|---|---|
| WO2007087305A3 (en) * | 2006-01-23 | 2008-04-24 | Bloom Energy Corp | Integrated solid oxide fuel cell and fuel processor |
| CN103311558A (en) * | 2013-05-30 | 2013-09-18 | 中国科学院宁波材料技术与工程研究所 | Galvanic pile array in solid oxide fuel battery power generating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4351619B2 (en) * | 2003-12-26 | 2009-10-28 | 本田技研工業株式会社 | Fuel cell |
| EP2483961B1 (en) * | 2009-09-30 | 2017-12-06 | Bloom Energy Corporation | Fuel cell stack compression devices and methods |
| TWI422096B (en) * | 2010-10-21 | 2014-01-01 | Atomic Energy Council | Easy assembled and replaced device for planar sofc stack |
| WO2012094514A1 (en) * | 2011-01-06 | 2012-07-12 | Bloom Energy Corporation | Sofc hot box components |
| CN102122722B (en) * | 2011-01-21 | 2014-04-09 | 中国科学院宁波材料技术与工程研究所 | Solid oxide fuel cell stack |
| CN102694191B (en) * | 2011-03-22 | 2014-10-29 | 中国科学院宁波材料技术与工程研究所 | Solid oxide fuel cell |
| CN102723507B (en) * | 2012-05-22 | 2014-08-27 | 华中科技大学 | External airway type flat solid oxide fuel cell stack and assembling method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007087305A3 (en) * | 2006-01-23 | 2008-04-24 | Bloom Energy Corp | Integrated solid oxide fuel cell and fuel processor |
| CN103311558A (en) * | 2013-05-30 | 2013-09-18 | 中国科学院宁波材料技术与工程研究所 | Galvanic pile array in solid oxide fuel battery power generating system |
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| WO2018113035A1 (en) | 2018-06-28 |
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