CN204464354U - A kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure - Google Patents
A kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure Download PDFInfo
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- CN204464354U CN204464354U CN201420851114.2U CN201420851114U CN204464354U CN 204464354 U CN204464354 U CN 204464354U CN 201420851114 U CN201420851114 U CN 201420851114U CN 204464354 U CN204464354 U CN 204464354U
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- 239000000446 fuel Substances 0.000 title claims abstract description 43
- 239000007787 solid Substances 0.000 title claims abstract description 38
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 80
- 230000001590 oxidative effect Effects 0.000 claims description 16
- 239000002737 fuel gas Substances 0.000 claims description 8
- 239000003792 electrolyte Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000008646 thermal stress Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 229910001220 stainless steel Inorganic materials 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000001833 catalytic reforming Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
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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
- Y02E60/10—Energy storage using batteries
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- Fuel Cell (AREA)
Abstract
The utility model relates to field of fuel cell technology, particularly about a kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure.Connected the anode of two cell pieces by the anode connector of two-sided air guide in battery pack, the negative electrode of two cell pieces connects two negative electrode connectors respectively, form a battery pack, isolated by insulation board between multiple battery pack, the first negative electrode connector in each battery pack is connected with the anode connector in adjacent battery pack with described second negative electrode connector by link, makes a plurality of battery pack form series connection.By the flat tubular solid oxide fuel cell heap circuit connection structure of above-described embodiment, optimize the voltage and current that battery pile exports.
Description
Technical field
The utility model relates to field of fuel cell technology, particularly about a kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure.
Background technology
Solid Oxide Fuel Cell (Solid Oxide Fuel Cell, SOFC) is a kind of new energy utilization type, has low-carbon high-efficiency and the advantage such as applicability is wide.Develop rapidly in current SOFC global range, become the focus and emphasis of various countries' new energy field research and extension.
The voltage that SOFC monocell can provide is only about 1V, and the output current provided is also limited, therefore SOFC monocell will be carried out being combined to form battery pile by series and parallel connections, thus improves output voltage and electric current.Current SOFC heap mainly contains tubular type and flat two kinds of structures.The advantages such as tubular structure has firm in structure, does not need elevated-temperature seal, easy connection, but it is large to there is internal resistance, unit volume and the shortcoming that Unit Weight Energy transmission is low and production cost is high.Plate armature is the focus of immediate development, and relative to tubular structure, it is little that plate armature has internal resistance, and energy density is high, and production cost is low, the advantage of flexible structure, but also there is high intermediate temperature sealing difficulty, the shortcoming that built-in thermal stress is high.
In order to overcome the shortcoming of traditional tubular type and plate armature design, some new structural designs are suggested.Such as, Chinese utility model patent publication number CN101868875A, disclose the mono-tuple structure of a kind of horizontal stripe type SOFC, having with porous ceramic is supporter, and surface is provided with the feature of multiple SOFC unit.This structure adopts the supporting way with conventional tubular similar on the one hand, and decreasing afflux path improves output on the other hand.But this structural design, need the manufacture carrying out multi-layer ceramics film on porous ceramic support surface, craft precision requires high, and technical sophistication, cost of manufacture is high, and particularly the design of ceramic support structure is unfavorable for quick startup.
Also have some prior aries, by adopting ring shaped conductor frame, have the effect of air guide, support and conduction, simplify manufacture craft, reduce production cost, this structure have employed a large amount of metals as structural elements simultaneously, is conducive to starting fast and heat distribution.But this structural design also exists and necessarily designs shortcoming: cathode collector weak effect and air utilization ratio low.
Utility model content
In order to solve the problems referred to above of prior art middle plateform formula, tubular type or flat tubular solid oxide fuel cell, the utility model embodiment provides a kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure, the electric current that can export with less volume optimization and voltage, improve the power density of unit volume.
A kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure,
Comprise a plurality of battery pack, insulation board, link;
Described every 2 battery pack are isolated by insulation board, described a plurality of battery pack and the corresponding stacked formation solid-oxide fuel cell stack of insulation board;
Described battery pack comprises further, the the first cell piece negative electrode contacted with the first negative electrode connector, electrolyte between the first cell piece negative electrode and the first cell piece anode, in both sides respectively with the anode connector of the first cell piece anode and the second cell piece positive contact, electrolyte between the second cell piece anode and the second cell piece negative electrode, with the second negative electrode connector of the second cell piece cathode contacts;
The first negative electrode connector in each battery pack is connected with the anode connector in another battery pack with described second negative electrode connector by described link respectively, makes described a plurality of battery pack form series connection.
An aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, described anode connector is a closure casing with wireway, with to be connected with the second cell piece anode closure casing of side of described first cell piece anode, there is gas port, described first cell piece anode and the second cell piece anode cover the gas port of described anode connector completely and are tightly connected, fuel gas in described anode connector closure casing is by described gas port and described first cell piece anode and the second cell piece positive contact.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, the side of described anode connector and the first cell piece positive contact has the bonding pad between at least 2 battery sections and battery section, described first cell piece negative electrode and the first cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, the side of described anode connector and the second cell piece positive contact has the bonding pad between at least 2 battery sections and battery section, described second cell piece negative electrode and the second cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, the plane of described battery section is higher than the plane of described bonding pad, and described battery section contacts the anode of described monocell sheet.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, described first negative electrode connector is a closure casing with gas port, have gas port at the closure casing of the side that contacts with described first cell piece negative electrode, the oxidizing gas in described negative electrode connector closure casing is by described gas port and described first cell piece cathode contacts.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, described second negative electrode connector is a closure casing with gas port, have gas port at the closure casing of the side that contacts with described second cell piece negative electrode, the oxidizing gas in described negative electrode connector closure casing is by described gas port and described second cell piece cathode contacts.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, described first negative electrode connector has the bonding pad between at least 2 battery sections and battery section, described monocell sheet is divided at least 2 monocell sheets, corresponds respectively to described each battery section.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, described second negative electrode connector has the bonding pad between at least 2 battery sections and battery section, described monocell sheet is divided at least 2 monocell sheets, corresponds respectively to described each battery section.
Another aspect of a kind of flat board according to the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure, the plane of described battery section is higher than the plane of described bonding pad, and described battery section contacts the negative electrode of described monocell sheet.
By the flat tubular solid oxide fuel cell heap circuit connection structure of above-described embodiment, improve the voltage and current that battery pile exports, and the volume of battery pile can be reduced when exporting constant by the structure of special anode connector; By cell piece subregion being achieved cell piece not easy fracture when Solid Oxide Fuel Cell thermal expansion, enhance the stability of battery pile; By the special construction of negative electrode connector, the abundant reflection of the oxidizing gas such as air or oxygen can be strengthened, and realize the controllability of oxidizing gas; By the battery section of anode connector and negative electrode connector higher than the structure of bonding pad, the short circuit between negative electrode connector and anode connector can be prevented, and monocell sheet negative electrode, thermal stress between anode and corresponding connector can be reduced further.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.In the accompanying drawings:
Figure 1 shows that a kind of flat board of the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure schematic diagram;
Figure 2 shows that the structural representation of a kind of anode connector of the utility model embodiment;
Figure 3 shows that the vertical view of the utility model embodiment anode connector;
Figure 4 shows that the another kind of structural representation of the utility model embodiment anode connector;
Figure 5 shows that the structural representation of the utility model embodiment negative electrode connector;
Figure 6 shows that the vertical view of the utility model embodiment negative electrode connector;
Figure 7 shows that the structure chart of the another kind of negative electrode connector of the utility model embodiment;
Figure 8 shows that a kind of flat board of the utility model embodiment or the concrete syndeton schematic diagram of flat tubular solid oxide fuel cell heap circuit.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the utility model embodiment is described in further details.At this, schematic description and description of the present utility model for explaining the utility model, but not as to restriction of the present utility model.
Be illustrated in figure 1 a kind of flat board of the utility model embodiment or flat tubular solid oxide fuel cell heap circuit connection structure schematic diagram.
Comprise a plurality of battery pack 101, insulation board 102, link 103.
Described every 2 battery pack 101 are isolated by insulation board 102, described a plurality of battery pack 101 and the corresponding stacked formation solid-oxide fuel cell stack of insulation board 102;
Described battery pack 101 comprises further, the the first cell piece negative electrode 1012 contacted with the first negative electrode connector 1011, electrolyte between the first cell piece negative electrode 1012 and the first cell piece anode 1013, the anode connector 1014 contacted with the second cell piece anode 1015 with the first cell piece anode 1013 respectively in both sides, electrolyte between the second cell piece anode 1015 and the second cell piece negative electrode 1016, the second negative electrode connector 1017 contacted with the second cell piece negative electrode 1016;
The first negative electrode connector in each battery pack is connected with the anode connector in another battery pack with described second negative electrode connector by described link 103 respectively, makes described a plurality of battery pack form series connection.
As an embodiment of the present utility model, described anode connector is a closure casing with wireway, with to be connected with the second cell piece anode closure casing of side of described first cell piece anode, there is gas port, described first cell piece anode and the second cell piece anode cover the gas port of described anode connector completely and are tightly connected, and the fuel gas in described anode connector closure casing is by described gas port and described first cell piece anode and the second cell piece positive contact.
As an embodiment of the present utility model, the side of described anode connector and the first cell piece positive contact has the bonding pad between at least 2 battery sections and battery section, described first cell piece negative electrode and the first cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
As an embodiment of the present utility model, the side of described anode connector and the second cell piece positive contact has the bonding pad between at least 2 battery sections and battery section, described second cell piece negative electrode and the second cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
As an embodiment of the present utility model, the plane of described battery section is higher than the plane of described bonding pad, and described battery section contacts the anode of described monocell sheet.
As an embodiment of the present utility model, described first negative electrode connector is a closure casing with gas port, have gas port at the closure casing of the side that contacts with described first cell piece negative electrode, the oxidizing gas in described negative electrode connector closure casing is by described gas port and described first cell piece cathode contacts.
As an embodiment of the present utility model, described second negative electrode connector is a closure casing with gas port, have gas port at the closure casing of the side that contacts with described second cell piece negative electrode, the oxidizing gas in described negative electrode connector closure casing is by described gas port and described second cell piece cathode contacts.
As an embodiment of the present utility model, described first negative electrode connector has the bonding pad between at least 2 battery sections and battery section, and described monocell sheet is divided at least 2 monocell sheets, corresponds respectively to described each battery section.
As an embodiment of the present utility model, described second negative electrode connector has the bonding pad between at least 2 battery sections and battery section, and described monocell sheet is divided at least 2 monocell sheets, corresponds respectively to described each battery section.
As an embodiment of the present utility model, the plane of described battery section is higher than the plane of described bonding pad, and described battery section contacts the negative electrode of described monocell sheet.
By the circuit connection structure of the utility model embodiment, improve the voltage and current that battery pile exports, and the volume of battery pile can be reduced when exporting constant by the structure of special anode connector; By cell piece subregion being achieved cell piece not easy fracture when Solid Oxide Fuel Cell thermal expansion, enhance the stability of battery pile; By the special construction of negative electrode connector, the abundant reflection of the oxidizing gas such as air or oxygen can be strengthened, and realize the controllability of oxidizing gas; By the battery section of anode connector and negative electrode connector higher than the structure of bonding pad, the short circuit between negative electrode connector and anode connector can be prevented, and monocell sheet negative electrode, thermal stress between anode and corresponding connector can be reduced further.
Be illustrated in figure 2 the structural representation of a kind of anode connector of the utility model embodiment.
Show the anode connector 201 that upper and lower both sides all have gas port 202 in the drawings, the anode 203 of cell piece covers described gas port 202, make anode connector 201 in closed state, the fuel gas such as hydrogen are filled in described anode connector 201, corresponding air inlet pipe and escape pipe can be positioned on anode connector, specifically can the vertical view of the anode connector shown in reference diagram 3, comprise anode connector 301 in the figure, battery section 302, gas port 303, bonding pad 304, air inlet pipe 305, escape pipe 306, fixed screw holes 307.
In the present embodiment monocell sheet is divided into 4 monocell sheets, there are 4 battery sections 302 and each monocell sheet to corresponding, in described battery section 302, there is gas port 303, this gas port 303 accounts for the 20%-90% (being preferably 40%-70%) of described battery section 302 area, by bonding pad 304,4 battery sections 302 are linked together, fuel gas enters the closure casing of described anode connector 301 by described air inlet pipe 305, by described gas port 303 and the monocell sheet positive contact being covered in described gas port 303 completely, and the closure casing of described anode connector 301 is discharged by described escape pipe 306, described anode connector is connected and fixed by fixed screw holes 307 and negative electrode connector.
Enter in the fuel gas of described anode connector and can also increase catalyst, realize the catalytic reforming to fuel gas, improve the performance of SOFC unit group, such as gas renormalizing catalyst or liquefied petroleum gas reforming catalyst.
Described anode connector can adopt the materials such as high temperature resistant stainless steel to form.
The quantity of the battery section 302 of anode connector can be other number in other embodiments, such as 2,3,4,5 etc., the quantity of the monocell sheet corresponding with it also changes thereupon, and the area of each monocell sheet also changes thereupon.
Anode connector can also be as shown in Figure 4 in other embodiments, on the upside of anode connector 401 gas port 402 place battery section 403 with between the bonding pad 404 that is connected convex, namely, as shown in FIG., the plane of battery section 403 is higher than the plane of bonding pad 404, form step, cell piece anode covers described gas port 402; The height of described step is 0.5mm to 5mm, and can be preferably 0.5mm-2mm, this step can prevent the short circuit of anode connector 401 and negative electrode connector, and can reduce thermal stress to a certain extent.There are two battery sections 403 on the upside of the anode connector of this example, described gas port 402 lays respectively in two described battery sections 403, this is due to an original cell piece is divided into two, each separately after the size of cell piece be all less than 1/2 of former monocell sheet, reduce the area of single battery section, thus reduce because anode connector and cell piece are because of the different thermal stress caused of thermal coefficient of expansion, the area of gas port 402 accounts for the 20%-90% (being preferably 40%-70%) of described battery section 403 area, the anode 405 of described cell piece covers the gas port of all described battery sections 403, and be tightly connected by the mode of soldering and battery section 403, the anode 405 of described cell piece can also be connected with battery section 403 by flexible conducting material, described flexible conducting material such as can adopt nickel, silver, gold, the net that carbon etc. are made or felt, the thermal stress between the anode connector 401 of the formation such as the material that reduces stainless steel and the ceramic cell piece anode formed can be played like this, and by brazing mode the anode 405 of cell piece and battery section 403 sealed and fixingly also make that anode institute is electrically charged directly just can directly be exported by anode connector 401, decrease the labyrinth that circuit exports.Gas port in the downside of anode connector 401, battery section and bonding pad are all similar with upside, do not repeat them here.
Be illustrated in figure 5 the structural representation of the utility model embodiment negative electrode connector.Wherein, described negative electrode connector 501 is a closure casing with gas port 502, controls the oxidizing gas such as inner air or oxygen and fully reacts, and improve battery efficiency by the wireway in the vertical view of negative electrode connector as shown in Figure 6, in concrete Fig. 6, the shape of negative electrode connector can be the shape of approximating square, or can also be rectangular shape, comprise negative electrode connector 601, battery section 602, gas port 603, bonding pad 604, wireway 605, fixed screw holes 606.
In the present embodiment monocell sheet is divided into 4 monocell sheets, there are 4 battery sections 602 and each monocell sheet to corresponding, in described battery section 602, there is gas port 603, the area of this gas port 603 accounts for the 20%-90% (being preferably 40%-70%) of described battery section 602 area, by bonding pad 604,4 battery sections 602 are linked together, oxidizing gas (such as air) enters the closure casing of described negative electrode connector 601 by described wireway 605, the monocell sheet cathode contacts of described gas port 603 is covered in by described gas port 603 and part, and the closure casing of described negative electrode connector 601 is discharged by gas port 603, described negative electrode connector is connected and fixed by fixed screw holes 606 and anode connector.
Described negative electrode connector can adopt the materials such as high temperature resistant stainless steel to form.
The quantity of the battery section 602 of negative electrode connector can be other number in other embodiments, such as 2,3,4,5 etc., the quantity of the monocell sheet corresponding with it also changes thereupon, and the area of each monocell sheet also changes thereupon.
In the structure chart of another kind of negative electrode connector as shown in Figure 7, can find out comprise negative electrode connector 701 gas port 702, battery section 703 and bonding pad 704, the battery section 703 of described negative electrode connector 702 is higher than described bonding pad 704, form a step, the height of described step is 0.3mm to 5mm, can be preferably 0.3mm-2mm, this step can prevent the short circuit of negative electrode connector 702 and anode connector, and can reduce thermal stress to a certain extent.There are two battery sections 703 in the cross-sectional view of this example, described gas port 702 lays respectively in two described battery sections 703, this is due to an original cell piece is divided into two, each separately after the size of cell piece be all less than 1/2 of former monocell sheet, reduce the area of single battery section, thus reduce because negative electrode connector and cell piece are because of the different thermal stress caused of thermal coefficient of expansion, gas port accounts for the 20%-90% (being preferably 40%-70%) of described battery section 703 area, the negative electrode 705 of described cell piece is positioned on described battery section 703, and cover the gas port 702 of a part, the negative electrode 705 of described cell piece can also be connected with battery section 703 by flexible conducting material, described flexible conducting material such as can adopt refractory metal, the suede that high-temperature alloy silk or high-temperature electric conduction pottery are made, net or felt, the thermal stress between the negative electrode connector 701 of the formation such as the material that reduces stainless steel and the ceramic cell piece negative electrode formed can be played like this.
Be illustrated in figure 8 the concrete syndeton schematic diagram of a kind of flat tubular solid oxide fuel cell heap circuit of the utility model embodiment.
Include 4 battery pack 80 in the drawings, be respectively the 1st battery pack, the 2nd battery pack, 3rd battery pack, 4th battery pack, between every 2 battery pack, have an insulation board 81, each battery pack includes the 1st negative electrode connector 801,1st cell piece negative electrode 802,1st cell piece anode 803, anode connector the 804,2nd cell piece anode 805,2nd cell piece negative electrode the 806,2nd negative electrode connector 807.All there is electrolyte between cell piece negative electrode in each battery pack and cell piece anode, and cell piece anode does not contact with cell piece negative electrode, as can be seen from the figure 4 cell pieces are all had in each battery pack, in other embodiments can also by the cell piece of varying number, clear in order to what describe, following embodiment all only describes the cell piece of a part, and the cell piece of another part can connect with reference to the following examples.
Described 1st negative electrode connector 801 is the housing closed, inner by oxidizing gases such as wireway input airs, in the side of negative electrode connector, there is gas port 8011, the plane of the battery section 8012 at described gas port 8011 place is higher than the plane of bonding pad 8013, form step, this gas port 8011 contacts with the 1st cell piece negative electrode 802, and described 1st negative electrode connector can adopt the materials such as high-strength stainless steel to make, with described 1st cell piece negative electrode 802 conducting.
Anode connector 804 is closure casing, inside is inputted by wireway and discharges the fuel gas such as hydrogen, in the both sides of housing, there is gas port 8041, correspond respectively to the 1st negative electrode connector and the 2nd negative electrode connector, the plane of the battery section 8042 at described gas port 8041 place is higher than the plane of bonding pad 8043, form step, gas port 8041 is sealed covering completely by the 1st cell piece anode 803, the gas port of opposite side is sealed covering completely by the 2nd cell piece anode 805, described anode connector can be made with materials such as high-strength stainless steels, described 1st cell piece anode 803 and the 2nd cell piece anode 805 conducting respectively.
Described 2nd negative electrode connector 807 is the housing closed, inner by oxidizing gases such as wireway input airs, in the side of negative electrode connector, there is gas port 8071, the side with gas port is relative with the downside gas port of anode connector 804, the plane of the battery section 8072 at described gas port 8071 place is higher than the plane of bonding pad 8073, form step, this gas port 8071 contacts with the 2nd cell piece negative electrode 806, described 2nd negative electrode connector can adopt the materials such as high-strength stainless steel to make, with described 2nd cell piece negative electrode 806 conducting.
Described 2nd battery pack, the 3rd battery pack and the 4th battery pack all have said structure, and every 2 battery pack are isolated by the insulation board 81 having potsherd to form as shown in the figure.
Two negative electrode connectors of the 1st battery pack are connected with the anode connector of the 2nd battery pack by wire 82 respectively that connect battery pile, two negative electrode connectors of the 2nd battery pack are connected with the anode connector of the 3rd battery pack, two negative electrode connectors of the 3rd battery pack are connected with the anode connector of the 4th battery pack, final formation the 1st battery pack, 2nd battery pack, 3rd battery pack, the series connection export structure of the 4th battery pack.
The connection that battery pack that quantity is different is carried out in above-described embodiment can also be had in other embodiments, finally improve the electric current and voltage that whole battery pile exports.
By a kind of flat tubular solid oxide fuel cell heap circuit connection structure of above-described embodiment, improve the voltage and current that battery pile exports, and the volume of battery pile can be reduced when exporting constant by the structure of special anode connector; By cell piece subregion being achieved cell piece not easy fracture when Solid Oxide Fuel Cell thermal expansion, enhance the stability of battery pile; By the special construction of negative electrode connector, the abundant reflection of the oxidizing gas such as air or oxygen can be strengthened, and realize the controllability of oxidizing gas; By the battery section of anode connector and negative electrode connector higher than the structure of bonding pad, the short circuit between negative electrode connector and anode connector can be prevented, and monocell sheet negative electrode, thermal stress between anode and corresponding connector can be reduced further.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; and be not used in restriction protection range of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. flat board or a flat tubular solid oxide fuel cell heap circuit connection structure, is characterized in that,
Comprise a plurality of battery pack, insulation board, link;
Described every 2 battery pack are isolated by insulation board, described a plurality of battery pack and the corresponding stacked formation solid-oxide fuel cell stack of insulation board;
Described battery pack comprises further, the the first cell piece negative electrode contacted with the first negative electrode connector, electrolyte between the first cell piece negative electrode and the first cell piece anode, in both sides respectively with the anode connector of the first cell piece anode and the second cell piece positive contact, electrolyte between the second cell piece anode and the second cell piece negative electrode, with the second negative electrode connector of the second cell piece cathode contacts;
The first negative electrode connector in each battery pack is connected with the anode connector in another battery pack with described second negative electrode connector by described link respectively, makes described a plurality of battery pack form series connection.
2. a kind of flat board according to claim 1 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, described anode connector is a closure casing with wireway, with to be connected with the second cell piece anode closure casing of side of described first cell piece anode, there is gas port, described first cell piece anode and the second cell piece anode cover the gas port of described anode connector completely and are tightly connected, fuel gas in described anode connector closure casing is by described gas port and described first cell piece anode and the second cell piece positive contact.
3. a kind of flat board according to claim 2 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, the side of described anode connector and the first cell piece positive contact has the bonding pad between at least 2 battery sections and battery section, described first cell piece negative electrode and the first cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
4. a kind of flat board according to claim 2 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, the side of described anode connector and the second cell piece positive contact has the bonding pad between at least 2 battery sections and battery section, described second cell piece negative electrode and the second cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
5. one according to claim 3 or 4 dull and stereotyped or flat tubular solid oxide fuel cell heap circuit connection structure, is characterized in that, the plane of described battery section is higher than the plane of described bonding pad, and described battery section contacts the anode of described monocell sheet.
6. a kind of flat board according to claim 1 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, described first negative electrode connector is a closure casing with gas port, have gas port at the closure casing of the side that contacts with described first cell piece negative electrode, the oxidizing gas in described negative electrode connector closure casing is by described gas port and described first cell piece cathode contacts.
7. a kind of flat board according to claim 6 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, described second negative electrode connector is a closure casing with gas port, have gas port at the closure casing of the side that contacts with described second cell piece negative electrode, the oxidizing gas in described negative electrode connector closure casing is by described gas port and described second cell piece cathode contacts.
8. a kind of flat board according to claim 6 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, described first negative electrode connector has the bonding pad between at least 2 battery sections and battery section, described first cell piece negative electrode and the first cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
9. a kind of flat board according to claim 7 or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, described second negative electrode connector has the bonding pad between at least 2 battery sections and battery section, described second cell piece negative electrode and the second cell piece anode are divided at least 2 monocell sheets, correspond respectively to described each battery section.
10. one according to claim 8 or claim 9 dull and stereotyped or flat tubular solid oxide fuel cell heap circuit connection structure, it is characterized in that, the plane of described battery section is higher than the plane of described bonding pad, and described battery section contacts the negative electrode of described monocell sheet.
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| CN201420851114.2U CN204464354U (en) | 2014-12-29 | 2014-12-29 | A kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure |
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| CN201420851114.2U CN204464354U (en) | 2014-12-29 | 2014-12-29 | A kind of flat board or flat tubular solid oxide fuel cell heap circuit connection structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810872A (en) * | 2014-12-29 | 2016-07-27 | 吉世尔（合肥）能源科技有限公司 | Flat-plate or flat-tube type solid oxide fuel cell stack circuit connection structure |
| CN109844994A (en) * | 2016-10-05 | 2019-06-04 | 江森自控汽车电池有限责任公司 | Conductive structure and its manufacturing method |
| CN112310454A (en) * | 2019-07-31 | 2021-02-02 | 中国科学院宁波材料技术与工程研究所 | Integration method of solid oxide fuel cell stack based on symmetrical double-cathode structure |
| CN114361552A (en) * | 2020-09-29 | 2022-04-15 | 浙江氢邦科技有限公司 | Symmetrical double-cathode structure battery and preparation method and discharging method thereof |
-
2014
- 2014-12-29 CN CN201420851114.2U patent/CN204464354U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810872A (en) * | 2014-12-29 | 2016-07-27 | 吉世尔（合肥）能源科技有限公司 | Flat-plate or flat-tube type solid oxide fuel cell stack circuit connection structure |
| CN105810872B (en) * | 2014-12-29 | 2018-09-04 | 吉世尔（合肥）能源科技有限公司 | A kind of tablet or flat tubular solid oxide fuel cell heap circuit connection structure |
| CN109844994A (en) * | 2016-10-05 | 2019-06-04 | 江森自控汽车电池有限责任公司 | Conductive structure and its manufacturing method |
| CN112310454A (en) * | 2019-07-31 | 2021-02-02 | 中国科学院宁波材料技术与工程研究所 | Integration method of solid oxide fuel cell stack based on symmetrical double-cathode structure |
| CN112310454B (en) * | 2019-07-31 | 2022-09-20 | 中国科学院宁波材料技术与工程研究所 | Integration method of solid oxide fuel cell stack based on symmetrical double-cathode structure |
| CN114361552A (en) * | 2020-09-29 | 2022-04-15 | 浙江氢邦科技有限公司 | Symmetrical double-cathode structure battery and preparation method and discharging method thereof |
| CN114361552B (en) * | 2020-09-29 | 2024-02-09 | 浙江氢邦科技有限公司 | Symmetrical double-cathode structure battery and preparation method and discharging method thereof |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191211 Address after: Kanagawa Prefecture, Japan Patentee after: SHINCRON CO.,LTD. Address before: Room 701, building C2, innovation industrial park, No. 800, Wangjiang West Road, hi tech Zone, Hefei Patentee before: G-Cell Technology Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 |