CN103531854A - Novel power supply with comprehensive performances of supercapacitor and zinc-silver battery - Google Patents
Novel power supply with comprehensive performances of supercapacitor and zinc-silver battery Download PDFInfo
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- CN103531854A CN103531854A CN201210231034.2A CN201210231034A CN103531854A CN 103531854 A CN103531854 A CN 103531854A CN 201210231034 A CN201210231034 A CN 201210231034A CN 103531854 A CN103531854 A CN 103531854A
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- Prior art keywords
- zinc
- ultracapacitor
- negative pole
- silver oxide
- oxide cell
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/24—Alkaline accumulators
- H01M10/32—Silver accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/08—Structural combinations, e.g. assembly or connection, of hybrid or EDL capacitors with other electric components, at least one hybrid or EDL capacitor being the main component
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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
-
- 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
- Y02E60/13—Energy storage using capacitors
Abstract
The invention relates to the technical field of battery power supplies and in particular discloses a novel power supply with comprehensive performances of a supercapacitor and a zinc-silver battery. The power supply comprises electrolyte, a positive pole, a diaphragm and a negative pole, wherein the positive pole is isolated from the negative pole; the positive pole, the negative pole and the diaphragm are arranged in a battery shell, and the electrolyte is filled in the battery shell; the positive pole simultaneously has comprehensive capacities of a positive pole of the zinc-silver battery and a positive pole of the supercapacitor; the negative pole simultaneously has comprehensive capacities of a negative pole of the zinc-silver battery and a negative pole of the supercapacitor. According to the power supply, the advantages of high specific power of the supercapacitor and high energy of the zinc-silver battery are integrated, the problems that the battery polarization is sharply increased, the internal loss is increased, the energy storage efficiency is reduced, the voltage fluctuation is great and the like during high-current pulse discharge of the conventional zinc-silver battery are solved, the volume and weight are reduced, and the voltage accuracy and specific energy are improved.
Description
Technical field
The invention belongs to battery supply technical field, be specifically related to a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property.
Background technology
The space power source of development, requires, on the basis of the permanent power discharge of routine, to have the ability of high current pulsed discharge, reaches pulsed operation electric current and be tens times of battery capacity.
If adopt current zinc-silver oxide cell designing technique, during due to high current pulsed discharge, battery polarization sharply strengthens, internal loss increases, energy storage efficiency reduces, and voltage fluctuation etc. cause the scarce capacity that drives these pulsating loads, need to increase positive and negative electrode 40%, volume increases and more than 30% just can have the ability of enough high current pulsed discharges, assurance voltage accuracy demand.This space power source for strict restricted volume and weight is unacceptable.
Ultracapacitor is the combination of energy storage device on energy and power, can meet batch (-type) pulse high current electric discharge requirement, have specific power high, have extended cycle life, efficiency for charge-discharge high.But from current product, the specific energy of ultracapacitor is compared and differed greatly with zinc-silver oxide cell, is only about 5% of zinc-silver oxide cell, obviously energy storage is not enough, and it is very difficult to realize large capacity energy storage.
Summary of the invention
The object of the present invention is to provide a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property, while solving existing zinc-silver oxide cell high current pulsed discharge, battery polarization sharply strengthens, internal loss increases, energy storage efficiency reduces, the problems such as voltage fluctuation, reduce volume and weight, improve voltage accuracy and specific energy.
Technical scheme of the present invention is as follows: a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property, and this power supply comprises electrolyte, positive pole, barrier film and negative pole, wherein, anodal and negative pole is separated by barrier film; Positive pole, negative pole and barrier film are positioned in battery case, and are filled with electrolyte therein; The anodal integration capability simultaneously with zinc-silver oxide cell positive pole and ultracapacitor positive pole; Negative pole has the integration capability of zinc-silver oxide cell negative pole and super capacitor anode simultaneously.
Described positive pole is by suppressing or sticky being attached to through forming the positive pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments by the composite positive pole that comprises Graphene and Active silver powder.
Described negative pole be by comprise electrolytic zinc powder, alkaline for ultracapacitor the composite negative pole material of material with carbon element, conductive agent and binding agent by suppressing or sticky being attached to through forming the negative pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments.
In described positive pole, Graphene and Active silver powder weight proportion are: 1 ~ 3 part of Graphene, 97 ~ 99 parts of Active silver powders.
Described graphene conductive rate is 10
6more than S/m, specific area 250 ~ 300m
2/ g, granularity is 1 ~ 10 μ m, thickness 1 ~ 10nm; The apparent density of described Active silver powder is less than 0.7g/cm
3.
Electrolytic zinc powder in described negative pole (5), alkaline material with carbon element, conductive agent and binding agent ultracapacitor for, its weight proportion is: 91 ~ 95 parts of electrolytic zinc powders, 1 ~ 3 part of alkaline ultracapacitor use material with carbon element, 0.5 ~ 2 part of conductive agent, 2 ~ 5 parts of binding agents.
The apparent density of described electrolytic zinc powder is less than 0.6g/cm
3; Alkalescence ultracapacitor is 1700 ~ 2000m by the specific area of material with carbon element
2/ g, granularity is 5 ~ 8 μ m.
Remarkable result of the present invention is: a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property of the present invention combines the advantage that ultracapacitor specific power is high and zinc-silver oxide cell energy is large, while having overcome existing zinc-silver oxide cell high current pulsed discharge, battery polarization sharply strengthens, internal loss increases, energy storage efficiency reduces, the problems such as voltage fluctuation, reduce volume and weight, improve voltage accuracy and specific energy.
Accompanying drawing explanation
Fig. 1 is a kind of novel power supply structural representation with ultracapacitor and zinc-silver oxide cell combination property of the present invention;
Fig. 2 is the principle schematic diagram of Fig. 1;
In figure: 1, battery case; 2, electrolyte; 3, positive pole; 4, barrier film; 5, negative pole; 6, zinc-silver oxide cell is anodal; 7, zinc-silver oxide cell barrier film; 8, zinc-silver oxide cell negative pole; 9, ultracapacitor is anodal; 10, diaphragm of supercapacitor; 11, super capacitor anode.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As shown in Figure 1 and Figure 2, a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property, comprises electrolyte 2, positive pole 3, barrier film 4 and negative pole 5; Anodal 3 are separated by barrier film 4 with negative pole 5, positive pole 3, negative pole 5 and barrier film 4 are positioned in battery case 1, and be filled with therein electrolyte 2, wherein, anodal 3 have the integration capability of zinc-silver oxide cell anodal 6 and ultracapacitor positive pole 9, negative pole 5 has the integration capability of zinc-silver oxide cell negative pole 8 and super capacitor anode 11, and barrier film 4 possesses the function of zinc-silver oxide cell barrier film 7 and diaphragm of supercapacitor 10, and can adapt to the requirement of positive pole 3 and negative pole 5; Anodal 3 is by suppressing or sticky being attached to through forming the positive pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments by the composite positive pole that comprises Graphene and Active silver powder, wherein, 1 part of Graphene, 99 parts of Active silver powders, the conductance of Graphene is 10
6more than S/m, specific area 200m
2/ g, granularity is 1 μ m, thickness 2nm; Active silver powder apparent density is less than 0.7g/cm
3; Negative pole 3 be by comprise electrolytic zinc powder, alkaline for ultracapacitor the composite negative pole material of material with carbon element, conductive agent and binding agent by suppressing or sticky being attached to through forming the negative pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments, wherein, electrolytic zinc powder, alkaline material with carbon element, conductive agent and binding agent for ultracapacitor, its weight proportion is: apparent density is less than 0.6g/cm
391 parts of zinc powders, 3 parts of material with carbon elements for alkaline ultracapacitor, 1 part of conductive agent, 5 parts of binding agents, alkaline ultracapacitor is 1700m by the specific area of material with carbon element
2/ g, granularity is 5 μ m, stable in 45% KOH solution, by proportioning, weighs zinc powder, alkaline material with carbon element, conductive agent, binding agent ultracapacitor for, after interpolation suitable quantity of water, adopts dispersed with stirring evenly to apply.
As shown in Figure 1 and Figure 2, a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property, comprises electrolyte 2, positive pole 3, barrier film 4 and negative pole 5; Anodal 3 are separated by barrier film 4 with negative pole 5, positive pole 3, negative pole 5 and barrier film 4 are positioned in battery case 1, and be filled with therein electrolyte 2, wherein, anodal 3 have the integration capability of zinc-silver oxide cell anodal 6 and ultracapacitor positive pole 9, negative pole 5 has the integration capability of zinc-silver oxide cell negative pole 8 and super capacitor anode 11, and barrier film 4 possesses the function of zinc-silver oxide cell barrier film 7 and diaphragm of supercapacitor 10, and can adapt to the requirement of positive pole 3 and negative pole 5; Anodal 3 is by suppressing or sticky being attached to through forming the positive pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments by the composite positive pole that comprises Graphene and Active silver powder, wherein, 2 parts of Graphenes, 98 parts of Active silver powders, the conductance of Graphene is 10
6more than S/m, specific area 250m
2/ g, granularity is 5 μ m, thickness 6nm; Active silver powder apparent density is less than 0.7g/cm
3; Negative pole 3 be by comprise electrolytic zinc powder, alkaline for ultracapacitor the composite negative pole material of material with carbon element, conductive agent and binding agent by suppressing or sticky being attached to through forming the negative pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments, wherein, electrolytic zinc powder, alkaline material with carbon element, conductive agent and binding agent for ultracapacitor, its weight proportion is: apparent density is less than 0.6g/cm
395 parts of zinc powders, 1 part of material with carbon element for alkaline ultracapacitor, 2 parts of conductive agents, 2 parts of binding agents, alkaline ultracapacitor is 1850m by the specific area of material with carbon element
2/ g, granularity is 6 μ m, stable in 45% KOH solution, by proportioning, weighs zinc powder, alkaline material with carbon element, conductive agent, binding agent ultracapacitor for, after interpolation suitable quantity of water, adopts dispersed with stirring evenly to apply.
As shown in Figure 1 and Figure 2, a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property, comprises electrolyte 2, positive pole 3, barrier film 4 and negative pole 5; Anodal 3 are separated by barrier film 4 with negative pole 5, positive pole 3, negative pole 5 and barrier film 4 are positioned in battery case 1, and be filled with therein electrolyte 2, wherein, anodal 3 have the integration capability of zinc-silver oxide cell anodal 6 and ultracapacitor positive pole 9, negative pole 5 has the integration capability of zinc-silver oxide cell negative pole 8 and super capacitor anode 11, and barrier film 4 possesses the function of zinc-silver oxide cell barrier film 7 and diaphragm of supercapacitor 10, and can adapt to the requirement of positive pole 3 and negative pole 5; Anodal 3 is by suppressing or sticky being attached to through forming the positive pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments by the composite positive pole that comprises Graphene and Active silver powder, wherein, 3 parts of Graphenes, 97 parts of Active silver powders, the conductance of Graphene is 10
6more than S/m, specific area 300m
2/ g, granularity is 10 μ m, thickness 11nm; Active silver powder apparent density is less than 0.7g/cm
3; Negative pole 3 be by comprise electrolytic zinc powder, alkaline for ultracapacitor the composite negative pole material of material with carbon element, conductive agent and binding agent by suppressing or sticky being attached to through forming the negative pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments, wherein, electrolytic zinc powder, alkaline material with carbon element, conductive agent and binding agent for ultracapacitor, its weight proportion is: apparent density is less than 0.6g/cm
391 parts of zinc powders, 3 parts of material with carbon elements for alkaline ultracapacitor, 1 part of conductive agent, 5 parts of binding agents, alkaline ultracapacitor is 2000m by the specific area of material with carbon element
2/ g, granularity is 8 μ m, stable in 45% KOH solution, by proportioning, weighs zinc powder, alkaline material with carbon element, conductive agent, binding agent ultracapacitor for, after interpolation suitable quantity of water, adopts dispersed with stirring evenly to apply.
Claims (7)
1. a novel power supply with ultracapacitor and zinc-silver oxide cell combination property, it is characterized in that: this power supply comprises electrolyte (2), anodal (3), barrier film (4) and negative pole (5), wherein, anodal (3) are separated by barrier film (4) with negative pole (5); Anodal (3), negative pole (5) and barrier film (5) are positioned in battery case (1), and are filled with therein electrolyte (2); Anodal (3) have the integration capability of zinc-silver oxide cell positive pole (6) and ultracapacitor anodal (9) simultaneously; Negative pole (5) has the integration capability of zinc-silver oxide cell negative pole (8) and super capacitor anode (11) simultaneously.
2. a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property according to claim 1, is characterized in that: described positive pole (3) is by suppressing or sticky being attached to through forming the positive pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments by the composite positive pole that comprises Graphene and Active silver powder.
3. a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property according to claim 1, is characterized in that: described negative pole (5) be by comprise electrolytic zinc powder, alkaline for ultracapacitor the composite negative pole material of material with carbon element, conductive agent and binding agent by suppressing or sticky being attached to through forming the negative pole that possesses ultracapacitor and zinc-silver oxide cell performance on the electrode current collecting body with alveolate texture of electrochemical treatments.
4. a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property according to claim 2, is characterized in that: in described positive pole (3), Graphene and Active silver powder weight proportion are: 1 ~ 3 part of Graphene, 97 ~ 99 parts of Active silver powders.
5. according to a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property described in claim 2 or 4, it is characterized in that: described graphene conductive rate is 10
6more than S/m, specific area 250 ~ 300m
2/ g, granularity is 1 ~ 10 μ m, thickness 1 ~ 10nm; The apparent density of described Active silver powder is less than 0.7g/cm
3.
6. a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property according to claim 3, it is characterized in that: electrolytic zinc powder in described negative pole (5), alkaline material with carbon element, conductive agent and binding agent for ultracapacitor, its weight proportion is: 91 ~ 95 parts of electrolytic zinc powders, alkalescence is 1 ~ 3 part of material with carbon element for ultracapacitor, 0.5 ~ 2 part of conductive agent, 2 ~ 5 parts of binding agents.
7. according to a kind of novel power supply with ultracapacitor and zinc-silver oxide cell combination property described in claim 3 or 6, it is characterized in that: the apparent density of described electrolytic zinc powder is less than 0.6g/cm
3; Alkalescence ultracapacitor is 1700 ~ 2000m by the specific area of material with carbon element
2/ g, granularity is 5 ~ 8 μ m.
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| CN201210231034.2A CN103531854A (en) | 2012-07-04 | 2012-07-04 | Novel power supply with comprehensive performances of supercapacitor and zinc-silver battery |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098293A (en) * | 2014-05-19 | 2015-11-25 | 清华大学 | Hybrid energy storage device |
| CN105097289A (en) * | 2014-05-19 | 2015-11-25 | 清华大学 | Hybrid energy storage device |
| CN108172856A (en) * | 2017-12-28 | 2018-06-15 | 中国电子科技集团公司第十八研究所 | Novel combined battery with comprehensive performances of zinc-silver reserve battery and thermal battery |
| CN108550800A (en) * | 2018-03-28 | 2018-09-18 | 深圳新源柔性科技有限公司 | Composite electrode and battery |
| CN109065849A (en) * | 2018-06-26 | 2018-12-21 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of capacitance material and preparation method thereof for zinc-silver oxide cell cathode |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098293A (en) * | 2014-05-19 | 2015-11-25 | 清华大学 | Hybrid energy storage device |
| CN105097289A (en) * | 2014-05-19 | 2015-11-25 | 清华大学 | Hybrid energy storage device |
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| CN105097289B (en) * | 2014-05-19 | 2020-12-04 | 清华大学 | Hybrid energy storage device |
| CN108172856A (en) * | 2017-12-28 | 2018-06-15 | 中国电子科技集团公司第十八研究所 | Novel combined battery with comprehensive performances of zinc-silver reserve battery and thermal battery |
| CN108172856B (en) * | 2017-12-28 | 2020-06-16 | 中国电子科技集团公司第十八研究所 | Combined battery with zinc-silver reserve battery and thermal battery comprehensive performance |
| CN108550800A (en) * | 2018-03-28 | 2018-09-18 | 深圳新源柔性科技有限公司 | Composite electrode and battery |
| CN109065849A (en) * | 2018-06-26 | 2018-12-21 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of capacitance material and preparation method thereof for zinc-silver oxide cell cathode |
| CN109065849B (en) * | 2018-06-26 | 2021-07-16 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Zinc-silver battery cathode and zinc-silver battery |
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Application publication date: 20140122 |