CN205016632U - Energy storage cell - Google Patents
Energy storage cell Download PDFInfo
- Publication number
- CN205016632U CN205016632U CN201520643367.5U CN201520643367U CN205016632U CN 205016632 U CN205016632 U CN 205016632U CN 201520643367 U CN201520643367 U CN 201520643367U CN 205016632 U CN205016632 U CN 205016632U
- Authority
- CN
- China
- Prior art keywords
- container
- shell
- zinc
- positive
- sodium
- 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.)
- Withdrawn - After Issue
Links
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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Secondary Cells (AREA)
- Hybrid Cells (AREA)
Abstract
The utility model relates to an energy storage cell, it includes the confined shell, is the vacuum in the shell or is filled with protective gas, inside battery monomer or the battery heap of being provided with of shell, the battery monomer includes negative pole container and anodal container, and the negative pole container is the container of beta - aluminium oxide material or sodium superionic conductor material, is provided with sodium and cathode conductor in the negative pole container, anodal container is the container of molybdenum materials matter, is provided with zinc, sodium chloride - zinc chloride mixture and positive wire in the anodal container, negative pole container bottom and sodium chloride - zinc chloride mixture contact, still include the negative pole bus and the anodal bus of following the shell and drawing forth. This energy storage cell adopts fused sodium chloride, zinc chloride salt as the electrolyte to metallic sodium, zinc are as electrode active material, and it is abundant that it has raw material resources, and it is little to cross the current potential, advantages such as energy conversion efficiency height.
Description
Technical field
The utility model relates to high-power jumbo energy-storage battery, particularly a kind of energy-storage battery based on fused salt and liquid metal.
Background technology
Productive life electricity consumption all has peak of power consumption and low power consumption, and this causes electrical network to need special power energy storage facility to impact to cushion electricity consumption peak valley.And the generating of the novel energy such as solar energy, wind energy, the morning and evening power output due to every day has huge difference, also needs to arrange special power energy storage facility and could go up electrical network for resident to after electric energy buffering.
Current high-power Large Copacity energy-storage battery mainly contains several directions such as lead-acid battery, lithium ion battery and liquid vanadium electrolyte redox battery.Wherein the cheap but weight of lead-acid battery is large, more applicable in stationary cell field; Lithium ion battery charge/discharge rates is very fast, and specific energy is large, but it is expensive and total resources is limited; Liquid vanadium electrolyte redox battery freely can be designed to the battery pile of different capabilities and power as required, but faces high cost equally, and the problem such as vanadium resource is limited, is difficult to large-scale application.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of energy-storage battery, and it has raw material resources and enriches, and overpotential is little, the advantage that energy conversion efficiency is high, is a kind of well energy-storage battery alternative.
The utility model solves the technical scheme that its technical problem adopts:
Energy-storage battery, comprises closed shell, for vacuum or be filled with protective gas in described shell, enclosure be provided with at least one battery cell or at least one group be electrically connected the battery pile formed by described battery cell; Described battery cell comprises negative pole container and positive pole container, described negative pole container is the container of beta-alumina material or sodium superionic conductors material, sodium and cathode conductor is provided with in negative pole container, described cathode conductor one end connects negative pole container bottom, and wrapped by sodium, the described cathode conductor other end is battery cathode; Described positive pole container is the container of molybdenum materials matter, zinc, sodium chloride-zinc chloride mixture is provided with in positive pole container, described zinc is positioned at bottom positive pole container, sodium chloride-zinc chloride mixture is positioned at zinc top, upper surface and the lower surface of positive pole container container bottom are all connected with positive wire, described sodium chloride-zinc chloride mixture and zinc wrap the positive wire of positive pole container container bottom upper surface, and the positive wire of positive pole container container bottom lower surface is anode; Described negative pole container bottom contacts with described sodium chloride-zinc chloride mixture; Also comprise negative bus and positive bus, described negative bus connects the negative pole of described battery cell or the negative pole of described battery pile, and draws from shell; Described positive bus connects the positive pole of described battery cell or the positive pole of described battery pile, and draws from shell; The position that negative bus and positive bus are drawn from shell is provided with seal member.
Further, described sodium, zinc, sodium chloride-zinc chloride mixture are the liquid condition of melting.
Further, described cathode conductor, positive wire, negative bus and positive bus are the wires of molybdenum materials matter or tungsten material.
Further, described envelope filledly have argon gas.
Further, described shell is provided with air valve.
Further, also comprise setting support in the enclosure, described rack inner wall is provided with multiple bayonet socket step, and described battery cell or battery pile are clamped in support by bayonet socket step.
The beneficial effects of the utility model are: provide a kind of novel energy storage cell, this energy-storage battery adopts the sodium chloride of melting, chlorination zinc salt as electrolyte, and using sodium metal, zinc as active material, it has raw material resources and enriches, overpotential is little, energy conversion efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of embodiment of energy-storage battery of the present utility model;
Fig. 2 is the schematic diagram of battery cell in Fig. 1;
In figure, Reference numeral is: shell 1, air valve 11, support 12, bayonet socket step 121, battery cell 2, negative pole container 21, sodium 211, cathode conductor 213, positive pole container 22, zinc 221, sodium chloride-zinc chloride mixture 222, positive wire 223, negative bus 231, positive bus 232.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Energy-storage battery, comprises closed shell 1, for vacuum or be filled with protective gas in described shell 1, shell 1 inside be provided with at least one battery cell 2 or at least one group be electrically connected by described battery cell 2 battery pile formed; Described battery cell 2 comprises negative pole container 21 and positive pole container 22, described negative pole container 21 is the container of beta-alumina material or sodium superionic conductors material, sodium 211 and cathode conductor 213 is provided with in negative pole container 21, described cathode conductor 213 one end connects negative pole container 21 end, and wrapped by sodium 211, described cathode conductor 213 other end is battery cathode; Described positive pole container 22 is the container of molybdenum materials matter, zinc 221, sodium chloride-zinc chloride mixture 222 is provided with in positive pole container 22, described zinc 221 is positioned at bottom positive pole container 22, sodium chloride-zinc chloride mixture 222 is positioned at zinc 221 top, upper surface and the lower surface of positive pole container 22 container bottom are all connected with positive wire 223, described sodium chloride-zinc chloride mixture 222 and zinc 221 wrap the positive wire 223 of positive pole container 22 container bottom upper surface, and the positive wire 223 of positive pole container 22 container bottom lower surface is anode; Contact with described sodium chloride-zinc chloride mixture 222 bottom described negative pole container 21; Also comprise negative bus 231 and positive bus 232, described negative bus 231 connects the negative pole of described battery cell 2 or the negative pole of described battery pile, and draws from shell 1; Described positive bus 232 connects the positive pole of described battery cell 2 or the positive pole of described battery pile, and draws from shell 1; The position that negative bus 231 and positive bus 232 are drawn from shell 1 is provided with seal member.
As shown in Fig. 1 ~ 2: this energy-storage battery, the battery cell of its inside needs could realize battery functi at relatively high temperatures, is namely need to heat to battery the liquid state that the sodium 211 made in battery cell 2, sodium chloride-zinc chloride mixture 222 and zinc 221 are melting.Therefore at the shell 1 that energy-storage battery outer setting is closed, and take the mode vacuumizing or be filled with protective gas, such as, in shell 1, be filled with argon gas, prevent battery inner material generation oxidation or leakage at high operating temperatures.
Shell 1 is vacuumized or is filled with the mode of protective gas; any prior art can be adopted; can be such as in vacuum environment, carry out battery assembling close; make to keep vacuum state in shell 1; also can be that air valve 11 is set at described shell 1; after opening air valve 11, pump the air in shell 1 or inject protective gas, closing air valve 11 subsequently.
Shell 1 inside can be arrange a battery cell 2 or multiple battery cell 2, and multiple battery cell 2 can, separately respectively from shell 1 extraction electrode electric wire, namely be the battery that can be provided with multiple standalone feature in a shell 1.Also can be preferably, battery cell 2 is adopted series, parallel or series and parallel mixing application or be connected with the various electric connection mode such as electronic devices and components and form battery pile, one or more groups battery pile can be set in the enclosure, every Battery pack heap is separately respectively from shell 1 extraction electrode, in like manner, the battery pile of multiple standalone feature can be set in a shell 1.
As shown in Figure 2, the battery cell 2 that this energy-storage battery adopts comprises negative pole container 21 and positive pole container 22, negative pole container 21 is the container that beta-alumina material or sodium superionic conductors material are made, above-mentioned bi-material is all conductors of sodium ion, sodium metal 211 is provided with in negative pole container 21,, cathode conductor 213 one end is connected to negative pole container 21 end and is wrapped by sodium 211, and cathode conductor 213 other end is battery cathode.
The container that positive pole container 22 is made for molybdenum materials matter, its inside is disposed with zinc 221 and sodium chloride-zinc chloride mixture 222 from top to bottom, and wherein, sodium chloride-zinc chloride mixture 222 is electrolyte of battery.Upper surface and the lower surface of positive pole container 22 container bottom are all connected with positive wire 223, described sodium chloride-zinc chloride mixture 222 and zinc 221 wrap the positive wire 223 of positive pole container 22 container bottom upper surface, make its conducting, the positive wire 223 of positive pole container 22 container bottom lower surface is anode.
Contact with described sodium chloride-zinc chloride mixture 222 bottom negative pole container 21, the battery cell 2 that stacking formation one is complete.
Negative bus 231 and positive bus 232 are for drawing the positive and negative electrode of battery cell 2 or battery pile from shell 1, and seal member can allow positive bus pass the position seals of shell 1, prevent from revealing when vacuumizing to shell 1 or fill protective gas.Seal member should select the resistant to elevated temperatures parts of energy, under the working temperature of this battery, namely be sodium 211, zinc 221, sodium chloride-zinc chloride mixture 222 is the temperature of molten condition, still can keep sealing function, namely negative bus 231 and positive bus 232 are negative pole and the positive pole of this energy-storage battery and external linkage.
The operation principle of this energy-storage battery is described: as Fig. 1 ~ 2 illustrated embodiment below with a kind of embodiment, when this energy-storage battery uses, need to allow the battery cell of shell 1 inside be heated to 430 ~ 480 DEG C, sodium 211 in battery cell, zinc 221, sodium chloride-zinc chloride mixture 222 all melts as liquid, because sodium chloride-zinc chloride mixture 222 density is lower, it can swim in liquid Zn 221 upper strata, and contacts with bottom negative pole container 21.
During battery discharge: at negative pole container 21 place, sodium metal 211 loses electronics and becomes sodium ion, and electronics flows out from negative bus 231, and sodium ion arrives sodium chloride-zinc chloride mixture 222 place through bottom negative pole container 21; At positive pole container 22 place, the zinc ion of the electronics that positive bus 232 flows in sodium chloride-zinc chloride mixture 222 is combined and is converted into metallic zinc, along with the consumption of zinc ion, unnecessary chloride ion is then combined with through the sodium ion bottom negative pole container 21 and forms sodium chloride; In above-mentioned discharge process, sodium metal is consumed, and sodium chloride increases; Zinc chloride is consumed, and metallic zinc increases.
Battery charging process is contrary with discharge process:
Namely be that metallic zinc 221 loses electronics and becomes zinc ion, electronics flows out from positive bus 232, and zinc ion enters sodium chloride-zinc chloride mixture 222 place; Electronics flows to negative pole container 21 through negative bus 231, and the sodium ion in sodium chloride-zinc chloride mixture 222 obtains sodium metal through being combined with electronics bottom negative pole container 21; Unnecessary chloride ion and zinc ion are combined into zinc chloride; In above-mentioned charging process, metallic zinc is consumed, and zinc chloride increases; Sodium chloride is consumed, and sodium metal increases.
Described cathode conductor 213, positive wire 223, negative bus 231 and positive bus 232, for realizing wire function, can be preferably the wires adopting molybdenum materials matter or tungsten material, have good corrosion resistance.
The battery cell 2 of this energy-storage battery or battery pile can be directly installed in shell 1, also can be preferably, also comprise the support 12 be arranged in shell 1, described support 12 inwall is provided with multiple bayonet socket step 121, and described battery cell 2 or battery pile are clamped in support 12 by bayonet socket step 121.Can allow cell integrated more stable like this, prevent the damage of battery cell when shell 1 inside shaking.
Energy-storage battery of the present utility model, battery cell charging voltage is about 2.08V, discharge voltage is about 1.85V, battery pack can be synthesized the pile of different scales as required, the circular batteries such as manufacturing diameter 20cm carries out 50 layers of series connection, and can form the pile of about 80cm height, its charge power is about 3.266kW, the temperature required holding power of pile charge and discharge process is about 1kW, at 100mA/cm
2under working current density, the operating current of this pile is 31.4A, and pile discharge power can reach 2.905kW, calculates its energy conversion efficiency known and is about 2.905/ (3.266+1) × 100%=68.1%.If design cells into more massive stack system, and improve pile heating high temperature facility, its energy storage efficiency can be higher, is a kind of well energy-storage battery solution.
Claims (6)
1. energy-storage battery, it is characterized in that, comprise closed shell (1), for vacuum or be filled with protective gas in described shell (1), shell (1) inside be provided with at least one battery cell (2) or at least one group be electrically connected the battery pile formed by described battery cell (2), described battery cell (2) comprises negative pole container (21) and positive pole container (22), the container that described negative pole container (21) is beta-alumina material or sodium superionic conductors material, sodium (211) and cathode conductor (213) is provided with in negative pole container (21), described cathode conductor (213) one end connects negative pole container (21) end, and wrapped by sodium (211), described cathode conductor (213) other end is battery cathode, the container that described positive pole container (22) is molybdenum materials matter, zinc (221) is provided with in positive pole container (22), sodium chloride-zinc chloride mixture (222), described zinc (221) is positioned at positive pole container (22) bottom, sodium chloride-zinc chloride mixture (222) is positioned at zinc (221) top, the upper surface of positive pole container (22) container bottom and lower surface are all connected with positive wire (223), described sodium chloride-zinc chloride mixture (222) and zinc (221) wrap the positive wire (223) of positive pole container (22) container bottom upper surface, the positive wire (223) of positive pole container (22) container bottom lower surface is anode, described negative pole container (21) bottom contacts with described sodium chloride-zinc chloride mixture (222), also comprise negative bus (231) and positive bus (232), described negative bus (231) connects the negative pole of described battery cell (2) or the negative pole of described battery pile, and draws from shell (1), described positive bus (232) connects the positive pole of described battery cell (2) or the positive pole of described battery pile, and draws from shell (1), the position that negative bus (231) and positive bus (232) are drawn from shell (1) is provided with seal member.
2. energy-storage battery as claimed in claim 1, it is characterized in that, described sodium (211), zinc (221), sodium chloride-zinc chloride mixture (222) is the liquid condition of melting.
3. energy-storage battery as claimed in claim 1, it is characterized in that, described cathode conductor (213), positive wire (223), negative bus (231) and positive bus (232) are the wires of molybdenum materials matter or tungsten material.
4. energy-storage battery as claimed in claim 1, it is characterized in that, described shell is filled with argon gas in (1).
5. energy-storage battery as claimed in claim 1, it is characterized in that, described shell (1) is provided with air valve (11).
6. energy-storage battery as claimed in claim 1, it is characterized in that, also comprise the support (12) be arranged in shell (1), described support (12) inwall is provided with multiple bayonet socket step (121), and described battery cell (2) or battery pile are clamped in support (12) by bayonet socket step (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643367.5U CN205016632U (en) | 2015-08-25 | 2015-08-25 | Energy storage cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643367.5U CN205016632U (en) | 2015-08-25 | 2015-08-25 | Energy storage cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205016632U true CN205016632U (en) | 2016-02-03 |
Family
ID=55215219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520643367.5U Withdrawn - After Issue CN205016632U (en) | 2015-08-25 | 2015-08-25 | Energy storage cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205016632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048005A (en) * | 2015-08-25 | 2015-11-11 | 四川大学 | Energy storage battery and fabrication method thereof |
| CN109841910A (en) * | 2019-02-28 | 2019-06-04 | 西安西电电气研究院有限责任公司 | A kind of liquid metal cell |
-
2015
- 2015-08-25 CN CN201520643367.5U patent/CN205016632U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048005A (en) * | 2015-08-25 | 2015-11-11 | 四川大学 | Energy storage battery and fabrication method thereof |
| CN109841910A (en) * | 2019-02-28 | 2019-06-04 | 西安西电电气研究院有限责任公司 | A kind of liquid metal cell |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106025249B (en) | A kind of room temperature liquid metal battery | |
| CN107403887B (en) | A kind of liquid metal cell device and its assembly method | |
| CN103259004B (en) | Anode material for liquid-state and semi-liquid-state metal energy-storing batteries | |
| CN204289603U (en) | A kind of liquid metal cell device | |
| CN204230347U (en) | A kind of liquid metal cell device | |
| CN207587857U (en) | A kind of zinc-nickel single flow battery | |
| CN109326834B (en) | High-temperature molten salt battery | |
| CN103531860B (en) | Lithium ion battery external formation method | |
| CN106972192A (en) | For the method and electrolytic cell device, lithium-ion energy storage device of the prefabricated lithium of lithium-ion energy storage device negative pole | |
| CN103715447A (en) | Efficient soluble lead-acid flow battery | |
| CN201829579U (en) | Single-tube sodium-sulphur battery device with sulphur placed into solid electrolyte tube | |
| CN106532141B (en) | A kind of chemical synthesizing method of battery | |
| CN205016632U (en) | Energy storage cell | |
| CN110289444A (en) | It is a kind of to use liquid metal gallium for the aluminium ion battery of cathode | |
| CN105006600A (en) | Magnesium alloy storage battery | |
| CN206022520U (en) | A kind of room temperature liquid metal battery and consisting of set of cells | |
| CN104124444B (en) | A kind of positive electrode for liquid-solid metal battery | |
| CN109841910A (en) | A kind of liquid metal cell | |
| CN113193179A (en) | Liquid metal battery and preparation method thereof | |
| CN106785105A (en) | A kind of liquid metal cell and its sealed insulation device | |
| CN111682288A (en) | Preparation method of lead-acid flow battery with long cycle life | |
| CN206497961U (en) | A kind of liquid metal cell and its sealed insulation device | |
| CN203589159U (en) | External formation groove of lithium ion battery | |
| CN201829577U (en) | Multitube sodium-sulfur battery device capable of filling sulfur into solid electrolyte tube | |
| CN105048005B (en) | Energy-storage battery and its manufacture method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160203 Effective date of abandoning: 20170926 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160203 Effective date of abandoning: 20170926 |