CN205900733U - Solid electrolyte ceramic pipe and sodium -sulfur cell for sodium -sulfur cell - Google Patents
Solid electrolyte ceramic pipe and sodium -sulfur cell for sodium -sulfur cell Download PDFInfo
- Publication number
- CN205900733U CN205900733U CN201620410280.8U CN201620410280U CN205900733U CN 205900733 U CN205900733 U CN 205900733U CN 201620410280 U CN201620410280 U CN 201620410280U CN 205900733 U CN205900733 U CN 205900733U
- Authority
- CN
- China
- Prior art keywords
- pipe
- mouth
- sodium
- solid electrolyte
- pipe shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 56
- BNOODXBBXFZASF-UHFFFAOYSA-N [Na].[S] Chemical compound [Na].[S] BNOODXBBXFZASF-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000007784 solid electrolyte Substances 0.000 title claims abstract description 51
- 230000007704 transition Effects 0.000 claims abstract description 24
- 238000010276 construction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000005452 bending Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 4
- 239000003792 electrolyte Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000005484 gravity Effects 0.000 abstract 1
- 229910052571 earthenware Inorganic materials 0.000 description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229910052573 porcelain Inorganic materials 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 235000015895 biscuits Nutrition 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 208000032953 Device battery issue Diseases 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model discloses a solid electrolyte ceramic pipe and sodium -sulfur cell for sodium -sulfur cell, the solid electrolyte ceramic pipe has adopted first mouth of pipe bodiness structure and second mouth of pipe bodiness structure in the mouth of pipe portion of ceramic pipe for the sodium -sulfur cell, first mouth of pipe bodiness structure is connected through first transition structure and pipe shaft, second transition structure and first mouth of pipe bodiness structural connection are passed through to second mouth of pipe bodiness structure. Adopt such structural design's solid electrolyte ceramic pipe for the sodium -sulfur cell, reduced the height of center of gravity of body, increased the area of mouth of pipe seating surface, improved orificial stability, be favorable to reducing the electrolyte ceramic pipe and burn till the bending stress that the in -process produced vertical, improved the bending deformation of ceramic pipe to guarantee the product uniformity of ceramic pipe and promoted the structural strength of ceramic pipe.
Description
Technical field
This utility model is related to a kind of sodium-sulphur battery solid electrolyte ceramic pipe and a kind of sodium-sulphur battery.
Background technology
Sodium-sulphur battery has the advantages that capacity is big, small volume, life-span length, efficiency high, in peak load shifting, emergency power supply, wind
The stable outputs of regenerative resource such as power generating and the raising aspect such as the quality of power supply and vehicle traction are just progressively taken seriously.
Refer to Fig. 2, sodium-sulphur battery includes battery case 1-1 and solid electrolyte ceramic pipe 1-2, solid electrolyte ceramic
The top of pipe 1-2 is provided with ceramic insulation ring 1-3, and the top of ceramic insulation ring 1-3 is provided with negative pole sealing ring 1-4, and is located at negative
The negative pole closure 1-5 at pole sealing ring 1-4 top, solid electrolyte ceramic pipe 1-2 is closed.Negative pole closure 1-5 top surface
Radial center is provided with negative lug 1-6.The lower section of negative lug 1-6 is provided with one from the insertion of negative pole closure 1-5 radial center
The conductive plug 1-7 of electrolyte ceramicses pipe 1-2.Conductive plug 1-7 is axially connected with negative lug 1-6.Battery case 1-1 and pottery
Pass through positive pole sealing ring 1-8 between porcelain insulating ring 1-3 to seal.The top of battery case 1-1 is provided with positive pole ear 1-9.
It is filled with sodium in wherein solid electrolyte ceramic pipe 1-2, and solid electrolyte ceramic pipe 1-2 and battery case 1-
It is graphite felt and be filled in the sulfur in graphite felt between 1.Liquid Sodium passes through solid electrolyte ceramic pipe 1-2, and described stone
Sulfur reaction in black felt and form sodium polysulphide.The effect of solid electrolyte ceramic pipe 1-2 is the positive pole of sodium-sulphur battery 1
With negative pole isolation.
Wherein, solid electrolyte ceramic pipe 1-2 is the core component of sodium-sulphur battery, its lower end closed, upper end open, greatly enhances
The features such as footpath ratio.In application process it is desirable to electrolyte ceramicses pipe size high precision it is ensured that the concordance of product and battery comprehensive
Close performance.
Meanwhile, sodium-sulphur battery initial failure is to be come to an end with solid electrolyte ceramic pipe 1-2 rupture mostly, leads to a large amount of liquid
State sodium and sulfur direct reaction, cause the spilling crossing liter and corrosivity sodium polysulphide of temperature after battery failure, cause disaster
Sex linkage reacts.Therefore, solid electrolyte ceramic pipe 1-2 mechanical strength index is directly connected to service life and the safety of battery
Reliability.The solid electrolyte ceramic pipe 1-2 being prepared by prior art, due to the consistency of solid electrolyte ceramic pipe 1-2
The reason such as uneven, wall unevenness is even, perpendicularity is bad, causes solid electrolyte ceramic pipe 1-2 to produce in vertical sintering process
Raw bending stress, leads to flexural deformation, have impact on homogeneity of product and the solid electrolyte pottery of solid electrolyte ceramic pipe 1-2
The structural strength of porcelain tube 1-2.Preventing solid electrolyte ceramic pipe 1-2 to be deformed in sintering process is to prepare high size essence
Degree, the precondition of high mechanical properties solid electrolyte ceramic pipe 1-2, are also the main research direction of technical staff.
Utility model content
This utility model provides a kind of sodium-sulphur battery solid electrolyte ceramic pipe and a kind of sodium-sulphur battery, sodium-sulphur battery
Improve yields and the size of sodium-sulphur battery solid electrolyte ceramic pipe with the mouth of pipe design of solid electrolyte ceramic pipe
Precision, provides good homogeneity of product for follow-up sodium-sulphur battery assembling.
A kind of technical scheme realizing above-mentioned purpose is: a kind of sodium-sulphur battery solid electrolyte ceramic pipe, including ttom of pipe,
Pipe shaft, the bottom of described pipe shaft is closed by described ttom of pipe, the top end opening of described pipe shaft.
From the bottom of described pipe shaft to the top of described pipe shaft, the internal diameter of described pipe shaft is equal, outside described pipe shaft
The stepped increase in footpath, makes the thickness on described pipe shaft top be more than the thickness of described pipe shaft bottom.
Further, the outer circle wall on the top of described pipe shaft is provided with the first annular mouth of pipe and thickens structure.
Further, second mouth of pipe that the lower section that described first mouth of pipe thickens structure is provided with annular thickens structure, described
The thickness that pipe shaft thickens at structure in described second mouth of pipe thickens the thickness at structure more than described pipe shaft in described first mouth of pipe.
Further, described pipe shaft thickens thickness at structure in described first mouth of pipe, is described pipe shaft in its bottom
The 150%-250% of place's thickness；It is described pipe shaft described that described pipe shaft thickens thickness at structure in described second mouth of pipe
One mouth of pipe thickens the 150%-250% of thickness at structure.
Further, a kind of described sodium-sulphur battery with solid electrolyte ceramic pipe it is characterised in that: described first
The top that the mouth of pipe thickens structure is provided with the external diameter continually varying First Transition structure making described pipe shaft, and described first mouth of pipe thickens
Structure and described second mouth of pipe thicken and are provided with external diameter continually varying second transition structure making described pipe shaft between structure.
Further, a kind of described sodium-sulphur battery with solid electrolyte ceramic pipe it is characterised in that described ttom of pipe and
The thickness of described pipe shaft bottom end is 3-6mm；The internal diameter of described pipe shaft is 54-55mm, and the length of described pipe shaft is 300-
400mm；The length that described first mouth of pipe thickens structure is 30-40mm；The length of described First Transition structure is 10-20mm；Institute
State second mouth of pipe thicken structure length be 30-40mm；The length of described second transition structure is 10-20mm.
Further, a kind of described sodium-sulphur battery solid electrolyte ceramic pipe it is characterised in that: described ttom of pipe is
Hemispherical enclosed construction.
Further, a kind of technical scheme of sodium-sulphur battery, described sodium-sulphur battery is equipped with the sodium comprising above-mentioned technical characteristic
Sulfur battery solid electrolyte ceramic pipe.
The utility model discloses a kind of sodium-sulphur battery solid electrolyte ceramic pipe and a kind of sodium-sulphur battery, sodium-sulphur battery
Employ that first mouth of pipe thickens structure and second mouth of pipe thickens structure with solid electrolyte ceramic pipe in the spout part of earthenware；The
One mouth of pipe thickens structure and passes through First Transition structure and pipe shaft connection；Second mouth of pipe thickens structure and passes through the second transition structure and the
One mouth of pipe thickens structure and connects.Employ the sodium sulfur electricity with solid electrolyte ceramic pipe for the sodium-sulphur battery of such structure design
Pond, reduces the height of C.G. of body, increases the area of mouth of pipe seating surface, improves the stability of the mouth of pipe, is conducive to reducing electricity
The bending stress that solution matter earthenware produces in vertical sintering process, improves the flexural deformation of earthenware, thus ensure that pottery
The homogeneity of product of porcelain tube simultaneously improves the structural strength of earthenware.
Brief description
Fig. 1 is a kind of inversion schematic diagram of sodium-sulphur battery solid electrolyte ceramic pipe of the present utility model.
Fig. 2 is the structural representation of sodium-sulphur battery.
Specific embodiment
In order to be able to preferably understand to the technical solution of the utility model, below by specifically embodiment and combine
Accompanying drawing is described in detail:
Refer to Fig. 1, a kind of sodium-sulphur battery solid electrolyte ceramic pipe of the present utility model, including ttom of pipe 2, pipe shaft 1.
The top end opening of pipe shaft 1, bottom is closed by ttom of pipe 2, and ttom of pipe 2 is hemispherical enclosed construction.
The thickness d of ttom of pipe 2 and pipe shaft 1 bottom end is 3-6mm；The internal diameter of pipe shaft 1 is 54-55mm, outside pipe shaft 1 bottom end
Footpath is 59-60mm, and length l of pipe shaft 1 is 300-400mm.
The outer wall on pipe shaft 1 top thickens structure 32, the second transition knot by First Transition structure 31, first mouth of pipe from top to bottom
Structure 33 and second mouth of pipe thicken structure 34 and form.Pipe shaft 1 thickens thickness d 2 at structure 34 in second mouth of pipe and is more than pipe shaft 1 the
One mouth of pipe thickens the thickness d 1 at structure 32；The thickness d 1 that pipe shaft 1 thickens at structure 32 in first mouth of pipe is more than pipe shaft 1 at its bottom
Thickness d at end.
At First Transition structure 31, the outer circle wall of pipe shaft 1 is in the rounding conical surface, so that the thickness of pipe shaft 1 is tied in First Transition
At structure 31, continuous uniform becomes big from top to bottom, and the maximum gauge of the pipe shaft of First Transition structure 31 is than the thickness of pipe shaft 1 bottom end
Big 50%-150%, the length of First Transition structure 31 is 10-20mm；Pipe shaft 1 thickens the thickness at structure 32 in first mouth of pipe
Equal to maximum gauge at First Transition structure 31 for the pipe shaft 1.The length that first mouth of pipe thickens structure 32 is 30-40mm.
At second transition structure 33, the outer circle wall of pipe shaft 1 is in the rounding conical surface, so that the thickness of pipe shaft 1 is tied in the second transition
At structure 33, continuous uniform becomes big from top to bottom, and the maximum gauge of the pipe shaft of the second transition structure 33 increases in first mouth of pipe than pipe shaft 1
The big 50%-150% of thickness at thick structure 32, the length of the second transition structure 33 is 10-20mm；Pipe shaft 1 increases in second mouth of pipe
Thickness at thick structure 34 is identical in the maximum gauge of the second transition structure 33 with pipe shaft 1, and second mouth of pipe thickens the length of structure 34
Spend for 30-40mm.
Sodium-sulphur battery of the present utility model is made using isostatic pressing method with the biscuit of solid electrolyte ceramic pipe, so
Afterwards biscuit is fired using vertical process for calcining, that is, down, inversion is put on the top of described pipe shaft, obtains sodium-sulphur battery and use
Solid electrolyte ceramic pipe finished product.
By measuring the flexibility of sodium-sulphur battery solid electrolyte ceramic pipe, find common sodium-sulphur battery solid electricity
The ratio that solution matter earthenware flexibility is less than 1mm is only 58%；And a kind of sodium-sulphur battery solid electrolyte of the present utility model
Earthenware, the ratio that its flexibility is less than 1mm reaches 97% it is seen that a kind of sodium-sulphur battery solid electrolyte of the present utility model
Earthenware, after employing the corrective measure of apical thickening, significantly reduces and burns till rear sodium-sulphur battery solid electrolyte ceramic pipe
Flexibility, thus ensure that the homogeneity of product of sodium-sulphur battery solid electrolyte ceramic pipe and improving the knot of earthenware
Structure intensity.Employ such structure design sodium-sulphur battery of the present utility model use during, alleviate ceramic insulation ring to
Give the pressure at pipe shaft 1 top, extend the service life of sodium-sulphur battery.
Those of ordinary skill in the art is it should be appreciated that above embodiment is intended merely to illustrate that this practicality is new
Type, and be not used as being to restriction of the present utility model, as long as in spirit of the present utility model, to the above
The change of embodiment, modification all will fall in Claims scope of the present utility model.
Claims (8)
1. a kind of sodium-sulphur battery solid electrolyte ceramic pipe, including ttom of pipe, pipe shaft, the bottom of described pipe shaft is by described ttom of pipe
Closing, the top end opening of described pipe shaft；It is characterized in that:
From the bottom of described pipe shaft to the top of described pipe shaft, the internal diameter of described pipe shaft is equal, and the external diameter of described pipe shaft is in
Stepped increase, makes the thickness on described pipe shaft top be more than the thickness of described pipe shaft bottom.
2. a kind of sodium-sulphur battery according to claim 1 with solid electrolyte ceramic pipe it is characterised in that: described pipe shaft
First mouth of pipe that the outer circle wall on top is provided with annular thickens structure.
3. a kind of sodium-sulphur battery according to claim 2 with solid electrolyte ceramic pipe it is characterised in that: described first pipe
Mouth thicken structure lower section be provided with annular second mouth of pipe thicken structure, described pipe shaft thickens at structure in described second mouth of pipe
Thickness thickens the thickness at structure more than described pipe shaft in described first mouth of pipe.
4. a kind of sodium-sulphur battery according to claim 3 with solid electrolyte ceramic pipe it is characterised in that: described pipe shaft exists
Described first mouth of pipe thickens the thickness at structure, is the 150%-250% in its bottom end thickness for the described pipe shaft；Described pipe shaft exists
The thickness that described second mouth of pipe thickens at structure is that described pipe shaft thickens the 150%- of thickness at structure in described first mouth of pipe
250%.
5. a kind of sodium-sulphur battery according to claim 3 with solid electrolyte ceramic pipe it is characterised in that: described first pipe
The top that mouth thickens structure is provided with the external diameter continually varying First Transition structure making described pipe shaft, and described first mouth of pipe thickens knot
Structure and described second mouth of pipe thicken and are provided with external diameter continually varying second transition structure making described pipe shaft between structure.
6. a kind of sodium-sulphur battery according to claim 5 with solid electrolyte ceramic pipe it is characterised in that described ttom of pipe and
The thickness of described pipe shaft bottom end is 3-6mm；The internal diameter of described pipe shaft is 54-55mm, and the length of described pipe shaft is 300-
400mm；The length that described first mouth of pipe thickens structure is 30-40mm；The length of described First Transition structure is 10-20mm；Institute
State second mouth of pipe thicken structure length be 30-40mm；The length of described second transition structure is 10-20mm.
7. a kind of sodium-sulphur battery solid electrolyte ceramic pipe according to claim 3 it is characterised in that: described ttom of pipe is
Hemispherical enclosed construction.
8. a kind of sodium-sulphur battery it is characterised in that: described sodium-sulphur battery equipped with as described in claim 1～7 sodium-sulphur battery use
Solid electrolyte ceramic pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620410280.8U CN205900733U (en) | 2016-05-09 | 2016-05-09 | Solid electrolyte ceramic pipe and sodium -sulfur cell for sodium -sulfur cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620410280.8U CN205900733U (en) | 2016-05-09 | 2016-05-09 | Solid electrolyte ceramic pipe and sodium -sulfur cell for sodium -sulfur cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205900733U true CN205900733U (en) | 2017-01-18 |
Family
ID=57765296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620410280.8U Expired - Fee Related CN205900733U (en) | 2016-05-09 | 2016-05-09 | Solid electrolyte ceramic pipe and sodium -sulfur cell for sodium -sulfur cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205900733U (en) |
-
2016
- 2016-05-09 CN CN201620410280.8U patent/CN205900733U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200909 Address after: Room 1201, no.1346 Gonghe Xin Road, Jing'an District, Shanghai 200070 Patentee after: Shanghai Electric Enterprise Development Co.,Ltd. Address before: 201815 Shanghai Jiading District City Jia Zhu Road No. 1997 Patentee before: SHANGHAI ELECTRIC SODIUM SULFUR ENERGY STORAGE TECHNOLOGY Co.,Ltd. |
|
| 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: 20170118 |