CN107331527A - A kind of vast capacity ultracapacitor - Google Patents
A kind of vast capacity ultracapacitor Download PDFInfo
- Publication number
- CN107331527A CN107331527A CN201710760288.6A CN201710760288A CN107331527A CN 107331527 A CN107331527 A CN 107331527A CN 201710760288 A CN201710760288 A CN 201710760288A CN 107331527 A CN107331527 A CN 107331527A
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- Prior art keywords
- dividing plate
- positive
- dielectric
- vast capacity
- porous electrode
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Classifications
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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
- H01G11/22—Electrodes
- H01G11/24—Electrodes characterised by structural features of the materials making up or comprised in the electrodes, e.g. form, surface area or porosity; characterised by the structural features of powders or particles used therefor
-
- 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
- H01G11/14—Arrangements or processes for adjusting or protecting hybrid or EDL capacitors
-
- 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
- H01G11/52—Separators
-
- 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 present invention relates to a kind of vast capacity ultracapacitor, including closed shell, it is arranged on the positive and negative electrode of arranged on left and right sides in closed shell, barrier film or dividing plate between positive and negative electrode, fill the porous electrode material being connected with positive and negative electrode respectively in the left and right side of insulation diaphragm or dividing plate, it is characterized in that：Distinguish filling liquid or gaseous dielectric medium in the left and right side of the insulation diaphragm or dividing plate, the liquid or gaseous dielectric medium are filled up and adsorbed in the micropore of porous electrode material.Its processing technology is simple, production cost is low, energy density is high, power density is high.
Description
Technical field
It is a kind of vast capacity ultracapacitor the present invention relates to electric energy storage technology.
Background technology
The super capacitance cell placed high hopes at present by people is to utilize the big carbon resistance rod of specific area, polarization and electrode surface
The electrolyte of contact, forms electric double layer and realizes energy stores, the operating voltage of super capacitance cell is by electrolyte proof voltage and electricity
The limitation of electrode potential, mostly less than 3.5V, causes the energy density of ultracapacitor low (≤10Wh/kg), compared with lithium ion battery
Energy density difference an order of magnitude, limits the field of its application.
A kind of " ultracapacitor " is disclosed in CN2708468Y, it uses electrode ennation, dielectric ennation and boundary
It is set to micron or nano structural material, takes mixing to melt and be sufficiently stirred for, then cooling is integrated, and forms cellular knot each other
The method of structure increases electrode and dielectric contact area.The definition of nano material is a kind of powdery being made up of basic granules
Or lumps are natural or artificial material, one or more three-dimensional dimensions of this basic granules between 1 nanometer to 100 nanometers,
And the total quantity of this basic granules accounts for more than 50% (EU criteria) in all total number of particles of whole material.Existing
Under technical conditions, when electrode and medium are solid nano microstructure, its atom or molecule are in three dimensions internal mobility pole
Difference, even if the method melted and be sufficiently stirred for using mixing, it is also difficult to realize two kinds of nano material atoms or molecular surface and fill
Tap is touched, and its processing technology is complicated, and shaping difficulty is big, and high processing costs, contact area is small, and existing process technology is difficult to pre-
Phase technical indicator.
The content of the invention
The present invention is the above mentioned problem that exists of prior art to be overcome there is provided a kind of processing technology is simple, production cost is low,
The vast capacity ultracapacitor that energy density is high, power density is high.
The present invention technical solution be：
A kind of vast capacity ultracapacitor, including closed shell, are arranged on the positive negative electricity of arranged on left and right sides in closed shell
Pole, barrier film or dividing plate between positive and negative electrode are filled and positive and negative electrode phase respectively in the left and right side of insulation diaphragm or dividing plate
Porous electrode material even, it is characterized in that：Distinguish filling liquid or gaseous state in the left and right side of the insulation diaphragm or dividing plate
Dielectric, the liquid or gaseous dielectric medium are filled up and adsorbed in the micropore of porous electrode material.
Further, the porous electrode material is activated carbon, graphene, CNT, carbon felt, mesoporous carbon, graphite, received
Rice door carbon or foam metal.
Further, the liquid dielectric is acetonitrile, propylene carbonate, tetrachloromethane or insulating oil.
Further, the gaseous dielectric medium is sulfur hexafluoride, pure nitrogen, carbon dioxide, methane or butadiene.
Further, micropore is carried on barrier film, it is allowed to which dielectric is passed freely through, micro-pore diameter is less than porous electrode material
Grain particle diameter.
Further, dividing plate thoroughly isolates the dielectric of its left and right sides, does not allow dielectric to pass freely through.
After generating positive and negative voltage is imposed respectively to positive/negative plate, electric current is conducting to porous electrode surface by battery lead plate, porous
Electrode is carried and electrode identical voltage, and electric field is produced on periphery, in the presence of electric field, the liquid being in close contact with porous electrode
State or gaseous dielectric medium molecule or atom are polarized, and the phenomenon of charge accumulated occurs in dielectric surface.The electrostatic charge of electrode surface
, opposite polarity stand facing each other interface equal with electrostatic charge one quantity of electric charge of formation of dielectric surface, so as to produce capacity effect.Put
When electric, positive pole, load, negative plate are linked in sequence successively with wire, electronics flows into positive pole from negative pole through load, with positive pole
In positive charge and do work, while in the positive and negative charge inducing of the equal proportion in dielectric and disappearing.
Due to using porous electrode material and liquid, gaseous dielectric medium, liquid, gaseous atom or molecule are in three dimensions
With splendid mobility, it cmpletely can rapidly be deep into the micropore of porous electrode material, considerably increase ratio
Area.Vast capacity ultracapacitor porous electrode specific area, barrier film spacing, porous electrode surface electrostatic lotus and dielectric sense
The technical indicators such as electric charge distance and existing super capacitance cell are suitable.When vast capacity ultracapacitor charges, charging voltage
Less than the breakdown voltage of barrier film (dividing plate), the breakdown voltage of barrier film (dividing plate) can reach tens thousand of volts, therefore can be with more
High voltage charging, formula W=0.5CU is stored according to capacitive energy2, electric capacity storage energy greatly increases, obtains storing bigger
The effect of electric energy, the present invention simultaneously there is high-energy-density and power density advantage, can be widely applied to electric automobile, aircraft,
The multiple fields such as energy storage；In summary, the beneficial effects of the invention are as follows：
1st, charging voltage is only limited by barrier film (dividing plate) breakdown voltage, and charging voltage can greatly improve tens thousand of volts, very
It is tens of thousands of times of electrolyte super capacitance cell to higher.Because chargeable voltage is high, electric charge carries energy height, energy density
Huge height.The electric energy effect of unit volume and quality memory storage exceedes Conventional electrochemical battery and the hundreds of of super capacitance cell arrive number
Thousand times.
2nd, power density is high, equivalent to the decades of times of chemical cell.
3rd, charge and discharge process is a physical process, and no material changes, in the absence of the memory effect of electrochemical cell
Problem, charge efficiency is high.Charging rate is fast, service life length, energy conversion efficiency are high, and process losses are small.
4th, its is simple in construction, structure member long lifespan, product raw material are constituted, production, using, store and disassemble process
Pollution is small, and service life cycle is long, using pollution-free.
Charging voltage can be set according to actual demand when the 5th, charging, battery charge capacity is adjusted flexibly.
6th, charge and discharge electric line is simple, without charging circuit as rechargeable battery, and safety coefficient is high, and dimension is exempted from long-term use
Shield, good temp characteristic, use environment temperature range is wide.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is I portions enlarged drawing (liquid dielectric) in Fig. 1；
Fig. 3 is I portions enlarged drawing (gaseous dielectric medium) in Fig. 1.
In figure：1- closed shells, 2,3- positive and negative electrodes, 4- insulation diaphragms or dividing plate, 5,6- porous electrode materials,
7- liquid dielectrics, 8- gaseous dielectric mediums.
Embodiment
Embodiment one
As depicted in figs. 1 and 2, the vast capacity ultracapacitor, including closed shell 1, is arranged in closed shell 1
The positive and negative electrode 2,3 of arranged on left and right sides, insulation diaphragm or dividing plate 4 between positive and negative electrode, in insulation every cured or dividing plate 4
Left and right side is filled respectively to be connected and specific area >=100m with positive and negative electrode2/ g porous electrode material 5,6, in the porous electricity
Injection liquid dielectric 7 in pole material 5,6, the liquid dielectric 7 is filled up and adsorbed in the micropore of porous electrode material.Institute
It is activated carbon, graphene, CNT, carbon felt, mesoporous carbon, graphite, nanometer door carbon or foam metal to state porous electrode material 5,6
Deng porous conductive material.The liquid dielectric 7 is the liquid dielectric liquid such as acetonitrile, propylene carbonate, tetrachloromethane or insulating oil
Body.Micropore is carried on barrier film, it is allowed to which dielectric is passed freely through, micro-pore diameter is less than porous electrode material granule particle diameter.And dividing plate
The dielectric of its left and right sides is thoroughly isolated, does not allow dielectric to pass freely through.
Embodiment two
As shown in figure 3, dielectric is gaseous dielectric medium 8, using sulfur hexafluoride, pure nitrogen, carbon dioxide, methane or fourth
The insulating gas such as diene, other be the same as Examples one.
Embodiment three
As depicted in figs. 1 and 2, plain paper is placed as barrier film in centre position in closed shell 1, in barrier film both sides point
Be not put into 0.5kg specific areas be 1000 meters squared per grams porous activated carbon as porous electrode material 5,6, activated carbon uniformly divides
Cloth, both positive and negative polarity is not contacted by physical separation.Filling purity is used as liquid dielectric for 99.9% acetonitrile in closed shell 1
7, liquid dielectric 7 enters in activated carbon capillary and fills up and fully contacted with activated carbon surface.In the work positioned at the both sides of barrier film 4
Property charcoal in insert metal positive and negative electrode 2,3 respectively, metal positive and negative electrode 2,3 passes through wire respectively and charge power supply both positive and negative polarity connects
Connect.Using 100v, 1 amperes direct power supply charges 1 hour, obtains following experimental result as shown in table 1.
Comparative example
1kg specific areas are mixed for the porous activated carbon of 1000 meters squared per grams as porous electrode material with adhesive and stirred
Mix, be equally divided into 10 parts, be respectively adhered on metal positive-pole, on negative plate, barrier film is loaded onto in the middle of carbon electrode, pole of burn-oning, dress
Enter in housing, 5 super capacitance cell injection electrolyte (electrolyte is lithium ion organic solution) of composition, by 5 super capacitors
Cell parallel, charging experiment, is contrasted.
The testing result such as table 1 of embodiment three and comparative example
Claims (6)
1. a kind of vast capacity ultracapacitor, including closed shell, are arranged on the positive negative electricity of arranged on left and right sides in closed shell
Pole, barrier film or dividing plate between positive and negative electrode are filled and positive and negative electrode phase respectively in the left and right side of insulation diaphragm or dividing plate
Porous electrode material even, it is characterized in that：Distinguish filling liquid in the left and right side of the insulation diaphragm or dividing plate or gaseous state electricity is situated between
Matter, the liquid or gaseous dielectric medium are filled up and adsorbed in the micropore of porous electrode material.
2. vast capacity ultracapacitor according to claim 1, it is characterized in that：The porous electrode material is activity
Charcoal, graphene, CNT, carbon felt, mesoporous carbon, graphite, nanometer door carbon or foam metal.
3. vast capacity ultracapacitor according to claim 1, it is characterized in that：The liquid dielectric is acetonitrile, third
Olefinic carbon acid esters, tetrachloromethane or insulating oil.
4. vast capacity ultracapacitor according to claim 1, it is characterized in that：The gaseous dielectric medium is lithium
Sulphur, pure nitrogen, carbon dioxide, methane or butadiene.
5. vast capacity ultracapacitor according to claim 1, it is characterized in that：Micropore is carried on barrier film, it is allowed to which electricity is situated between
Matter is passed freely through, and micro-pore diameter is less than porous electrode material granule particle diameter.
6. vast capacity ultracapacitor according to claim 1, it is characterized in that：Dividing plate is by the dielectric of its left and right sides
Thoroughly isolation, does not allow dielectric to pass freely through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760288.6A CN107331527A (en) | 2017-08-30 | 2017-08-30 | A kind of vast capacity ultracapacitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760288.6A CN107331527A (en) | 2017-08-30 | 2017-08-30 | A kind of vast capacity ultracapacitor |
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| Publication Number | Publication Date |
|---|---|
| CN107331527A true CN107331527A (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710760288.6A Withdrawn CN107331527A (en) | 2017-08-30 | 2017-08-30 | A kind of vast capacity ultracapacitor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539837A (en) * | 2018-04-04 | 2018-09-14 | 中国地质大学（武汉） | Wearable graphite ene-type electret self power generation and the integrated weaved cloth of super capacitor |
| CN108735520A (en) * | 2018-06-21 | 2018-11-02 | 顾天罡 | Split type super electric power storage container |
| CN110571051A (en) * | 2018-10-05 | 2019-12-13 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110600265A (en) * | 2018-10-05 | 2019-12-20 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110634674A (en) * | 2018-10-05 | 2019-12-31 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110634678A (en) * | 2018-10-05 | 2019-12-31 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110690061A (en) * | 2018-10-05 | 2020-01-14 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor construction method |
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| WO1999022388A1 (en) * | 1997-10-27 | 1999-05-06 | Sanyo Electric Co., Ltd. | Capacitor |
| UA80997C2 (en) * | 2005-06-09 | 2007-11-26 | Inst Of Pulse Pcocesses And Te | Capacitor with film-type dielectric for boring devices |
| EP2045852A1 (en) * | 2007-08-17 | 2009-04-08 | Carl Freudenberg KG | Assembly with air-conditioning and an energy storage unit |
| CN103250216A (en) * | 2010-07-21 | 2013-08-14 | 克林伏特能源有限公司 | Use of organic and organometallic high dielectric constant material for improved energy storage devices and associated methods |
| CN204230061U (en) * | 2014-09-25 | 2015-03-25 | 张正庆 | A kind of ultracapacitor |
| US20160186334A1 (en) * | 2013-09-06 | 2016-06-30 | M Hikari & Energy Laboratory Co., Ltd. | Electrochemical reactor comprising liquid-repellent porous membrane |
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| CN207052469U (en) * | 2017-08-30 | 2018-02-27 | 顾天罡 | A kind of vast capacity ultracapacitor |
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| WO1999022388A1 (en) * | 1997-10-27 | 1999-05-06 | Sanyo Electric Co., Ltd. | Capacitor |
| UA80997C2 (en) * | 2005-06-09 | 2007-11-26 | Inst Of Pulse Pcocesses And Te | Capacitor with film-type dielectric for boring devices |
| EP2045852A1 (en) * | 2007-08-17 | 2009-04-08 | Carl Freudenberg KG | Assembly with air-conditioning and an energy storage unit |
| CN103250216A (en) * | 2010-07-21 | 2013-08-14 | 克林伏特能源有限公司 | Use of organic and organometallic high dielectric constant material for improved energy storage devices and associated methods |
| US20160186334A1 (en) * | 2013-09-06 | 2016-06-30 | M Hikari & Energy Laboratory Co., Ltd. | Electrochemical reactor comprising liquid-repellent porous membrane |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539837A (en) * | 2018-04-04 | 2018-09-14 | 中国地质大学（武汉） | Wearable graphite ene-type electret self power generation and the integrated weaved cloth of super capacitor |
| CN108539837B (en) * | 2018-04-04 | 2020-02-14 | 中国地质大学（武汉） | Wearable graphene type electret self-generating and super-capacitor integrated woven cloth |
| CN108735520A (en) * | 2018-06-21 | 2018-11-02 | 顾天罡 | Split type super electric power storage container |
| CN110571051A (en) * | 2018-10-05 | 2019-12-13 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110600265A (en) * | 2018-10-05 | 2019-12-20 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110634674A (en) * | 2018-10-05 | 2019-12-31 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110634678A (en) * | 2018-10-05 | 2019-12-31 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor |
| CN110690061A (en) * | 2018-10-05 | 2020-01-14 | 熵零技术逻辑工程院集团股份有限公司 | Capacitor construction method |
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Application publication date: 20171107 |
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