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WO2018137051A1 - Procédé et dispositif d'accumulation d'énergie à ions - Google Patents

Procédé et dispositif d'accumulation d'énergie à ions Download PDF

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Publication number
WO2018137051A1
WO2018137051A1 PCT/CN2017/072316 CN2017072316W WO2018137051A1 WO 2018137051 A1 WO2018137051 A1 WO 2018137051A1 CN 2017072316 W CN2017072316 W CN 2017072316W WO 2018137051 A1 WO2018137051 A1 WO 2018137051A1
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negative electrode
positive electrode
layer
positive
electrolyte
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Chinese (zh)
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周虎
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Individual
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Priority to PCT/CN2017/072316 priority Critical patent/WO2018137051A1/fr
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • 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

Definitions

  • the present invention relates to the field of energy storage technology, and more particularly to a technology for storing electrical energy using ions.
  • the energy storage technology mainly includes battery energy storage and capacitor energy storage.
  • the battery energy storage technology mainly includes lead-acid battery energy storage, nickel-hydrogen battery storage, lithium-ion battery energy storage, sodium-sulfur battery energy storage, and liquid battery energy storage.
  • Capacitor energy storage technologies mainly include solid capacitors and electrolytic capacitors. The energy storage capacity of the battery energy storage is relatively high, which can reach several hundred watts per kilogram.
  • Capacitor energy storage can achieve high voltage, and the monomer can reach several hundred volts.
  • Battery storage has a high energy storage density, but the voltage of a single cell is low, usually less than 5 volts, and often requires multiple cells in series to meet the requirements of use. The use of multiple batteries in series increases the technical difficulty and risk of use of the battery, and increases the cost.
  • Capacitor energy storage can achieve high voltage, but the storage density of the capacitor is low, and its energy storage density is more than an order of magnitude lower than the battery energy storage density.
  • the invention mainly utilizes anion and cation as a bulk distribution of charged particles in a positive and negative electrolyte to increase the density of charged particles of positive and negative electrodes on both sides of the dielectric layer, thereby improving the energy storage density of the ion storage device.
  • the invention mainly comprises a positive electrode, a negative electrode, a dielectric layer and an outer casing, and the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive electrode current collector may be a metal foil tape such as a copper foil, an aluminum foil, a nickel foil, or a stainless steel foil, or may be a non-metallic conductive film such as a carbon fiber film or a graphite film.
  • the positive electrode coating layer may be a coating layer of a high specific surface area conductive material such as an activated carbon coating layer, a nano carbon fiber coating layer, a graphene coating layer, or a high specific surface area conductive composite of a non-conductive nano substrate plating conductive layer. material.
  • the positive electrode electrolyte may be a water-based electrolyte such as an acidic electrolyte, an alkaline electrolyte, or a neutral electrolyte, or may be a non-aqueous electrolyte such as an organic electrolyte or an ionic electrolyte.
  • the negative electrode is mainly composed of a negative current collector and a negative electrode Coating layer, negative electrode electrolyte composition.
  • the negative electrode current collector may be a metal foil tape such as a copper foil, an aluminum foil, a nickel foil, or a stainless steel foil, or may be a non-metallic conductive film such as a carbon fiber film or a graphite film.
  • the anode current collector may be the same as the cathode current collector or may be different from the cathode current collector.
  • the negative electrode coating layer may be a coating layer of a high specific surface area conductive material such as an activated carbon coating layer, a nano carbon fiber coating layer, a graphene coating layer, or a high specific surface area conductive composite of a non-conductive nano substrate plating conductive layer. material.
  • the negative electrode coating layer may be the same material as the positive electrode coating layer or a material different from the positive electrode coating layer.
  • the negative electrode electrolyte may be a water-based electrolyte such as an acidic electrolyte, an alkaline electrolyte, or a neutral electrolyte, or may be a non-aqueous electrolyte such as an organic electrolyte or an ionic electrolyte.
  • the negative electrode electrolyte solution is completely isolated from the positive electrode electrolyte solution, and the negative electrode electrolyte solution may be the same as the positive electrode electrolyte component or may be different from the positive electrode electrolyte component.
  • the dielectric layer may be an organic dielectric layer such as polyamide or polyvinylidene fluoride, or may be an inorganic dielectric layer such as calcium titanate or barium titanate, or a composite material such as a polyamide film mixed with calcium titanate. Dielectric layer. There may also be a separator between the positive and negative electrodes and the dielectric layer, and the separator is a microporous film electrically insulated by ions, such as a separator material of a lithium ion battery or a separator material of a nickel hydrogen battery.
  • the dielectric layer may also have a coating layer, and the coating material is a high specific surface area conductive material such as graphene, nano carbon fiber, activated carbon, etc.
  • the outer casing may be a metal casing such as a steel shell or an aluminum shell, or may be a non-metallic outer casing such as PP or ABS, or may be a composite outer casing such as an aluminum plastic film.
  • the structure of the ion energy storage device of the present invention may be a laminated structure, which is laminated layer by layer according to the positive electrode, the dielectric layer, the negative electrode, the dielectric layer, the positive electrode, the dielectric layer, the negative electrode, and the like.
  • It may also be a wound structure, which is laminated and wound in the order of the positive electrode, the dielectric layer, the negative electrode, and the dielectric layer.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed to the surface of the positive electrode coating layer material through the positive electrode current collector, and the anion of the positive electrode electrolyte is transferred to the surface of the positive electrode coating layer material and the surface of the positive electrode coating layer material.
  • the positive charge forms an electric double layer, and the cation of the positive electrode electrolyte migrates to the vicinity of the positive electrode surface of the dielectric layer to form a cation layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material through the negative electrode current collector, and the cation of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode coating layer material and the negative electric charge on the surface of the negative electrode coating layer material forms an electric double layer, the negative electrode electrolyte
  • the anion migrates to the vicinity of the surface of the negative electrode of the dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, ion storage
  • the device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the positive electrode electrolyte cation near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cationic layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the negative electrode electrolyte anion near the surface of the negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates the beneficial effects of the invention.
  • the ion energy storage method and apparatus of the present invention can have a storage density comparable to that of a battery, and even exceed a battery storage density, and the cell voltage can be several orders of magnitude higher than the voltage of the cell.
  • FIG. 1 is a schematic structural view of an ion energy storage device
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is a stainless steel foil, the thickness of the stainless steel is 25 micrometers, the positive electrode coating layer is an activated carbon coating layer, the activated carbon coating layer has a thickness of 0.6 mm, and the positive electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative electrode current collector is a stainless steel foil, the stainless steel has a thickness of 25 ⁇ m, the negative electrode coating layer is an activated carbon coating layer, the activated carbon coating layer has a thickness of 0.6 mm, and the negative electrode electrolyte solution is a saturated aqueous solution of sodium chloride. Negative electrolyte and positive electrode The solution is completely isolated.
  • the dielectric layer is a polyamide film dielectric layer to which nano-titanate is added.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a wound structure, which is laminated and wound in the order of a positive electrode, a dielectric layer, a negative electrode, and a dielectric layer.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed to the surface of the positive electrode coating material by the positive electrode collector stainless steel foil, and the anion chloride ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material and the positive electrode is coated
  • the positive charge on the surface of the cladding material forms an electric double layer, and the cationic sodium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector stainless steel foil, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material and the negative electric charge on the surface of the negative electrode coating layer material to form an electric double layer.
  • the anionic chloride ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the cation of the positive electrode electrolyte near the surface of the positive electrode of the dielectric layer migrates back into the electrolyte, and the cation layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is aluminum foil, the thickness of the aluminum foil is 10-40 microns, the positive electrode coating layer is activated carbon coating layer, the thickness of the activated carbon coating layer is 0, 1-3 mm, and the positive electrode electrolyte is lithium hexafluorophosphate 30 ⁇ 3 ⁇ 4--100 ⁇ 3 ⁇ 4 Saturated concentration of organic electrolyte.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative current collector is stainless steel foil, the thickness of the stainless steel is 10-50 microns, the negative electrode coating layer is activated carbon coating layer, the thickness of the carbon coating layer is 0.1--3 mm, and the negative electrode electrolyte solution is 30% sodium chloride-- 10 0% saturated aqueous solution.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is a polyamide film dielectric layer to which nano-titanate is added.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, a negative electrode, and the like.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector aluminum foil to the surface of the positive electrode coating layer material activated carbon, and the anion hexafluorophosphate ion of the positive electrode electrolyte migrates to the surface of the positive electrode coating layer material and The positive charge on the surface of the positive electrode coating layer material forms an electric double layer, and the cationic lithium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector stainless steel foil, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material to form an electric double layer with the negative charge on the surface of the negative electrode coating layer material.
  • the anion chloride ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a relatively high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the positive electrode electrolyte cation near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cationic layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is stainless steel foil, the thickness of the stainless steel is 10-40 microns, the positive electrode coating layer is activated carbon coating layer, the activated carbon coating layer is 0.1-3 mm thick, and the positive electrode electrolyte is sodium chloride 5 0 ⁇ 3 ⁇ 4--100 ⁇ 3 ⁇ 4 aqueous solution of saturated concentration.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative current collector is stainless steel foil, the thickness of the stainless steel is 10-40 microns, the negative electrode coating layer is activated carbon coating layer, the activated carbon coating layer thickness is 0.1-3 mm, and the negative electrode electrolyte solution is sodium chloride 50%--100 ⁇ 3 ⁇ 4 A saturated aqueous solution.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is added A polyamide film dielectric layer of calcium titanate.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure, which is laminated one by one according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed to the surface of the positive electrode coating material by the positive electrode collector stainless steel foil, and the anion chloride ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material and the positive electrode is coated
  • the positive charge on the surface of the cladding material forms an electric double layer, and the cationic sodium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector stainless steel foil, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material and the negative electric charge on the surface of the negative electrode coating layer material to form an electric double layer.
  • the anionic chloride ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the cation of the positive electrode electrolyte near the surface of the positive electrode of the dielectric layer migrates back into the electrolyte, and the cation layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is a stainless steel foil, the thickness of the stainless steel is 20 micrometers, the positive electrode coating layer is an activated carbon coating layer, the activated carbon coating layer has a thickness of 0.4 mm, and the positive electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative current collector is a nickel-plated steel foil, the nickel-plated steel foil has a thickness of 20 ⁇ m, the negative electrode coating layer is an activated carbon coating layer, the activated carbon coating layer has a thickness of 0.4 mm, and the negative electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is a calcium titanate thin film dielectric layer.
  • the outer casing is an ABS plastic casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, The positive electrode, the dielectric layer, the negative electrode, and the layers are stacked one on another.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector stainless steel foil to the surface of the positive electrode coating layer material activated carbon, and the anion chloride ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material and the positive electrode is coated
  • the positive charge on the surface of the layer material forms an electric double layer, and the cationic sodium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon by the negative current collector nickel-plated steel foil, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material to form a double electric charge with the negative charge on the surface of the negative electrode coating layer material.
  • the anionic chloride ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the positive electrode electrolyte cation near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cationic layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is a carbon fiber film with a film thickness of 15 ⁇ m
  • the positive electrode coating layer is an activated carbon coating layer
  • the activated carbon coating layer has a thickness of 0.4 mm
  • the positive electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative electrode current collector is a stainless steel foil, the stainless steel film has a thickness of 15 ⁇ m, the negative electrode coating layer is a nano carbon fiber coating layer, the carbon fiber coating layer has a thickness of 0.4 mm, and the negative electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is a polyamide film composite dielectric layer mixed with calcium titanate.
  • the outer casing is an aluminum plastic film composite material outer casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure, which is laminated one by one according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector carbon fiber film to The surface of the positive electrode coating material activated carbon, the anion chloride ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material and the positive charge on the surface of the positive electrode coating layer material forms an electric double layer, and the cationic sodium ion of the positive electrode electrolyte migrates to the intermediate layer.
  • a cationic layer is formed near the surface of the positive electrode of the electric layer.
  • the negative charge is distributed to the surface of the negative electrode coating material carbon fiber through the negative current collector stainless steel, and the cationic sodium ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode coating layer material and the negative electric charge on the surface of the negative electrode coating layer material forms an electric double layer, and the negative electrode
  • the anionic chloride ions of the electrolyte migrate to the vicinity of the surface of the negative electrode of the dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed to the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material Dissipating, the cation of the positive electrode electrolyte near the surface of the positive electrode of the dielectric layer migrates back into the electrolyte, and the cation layer of the positive electrode of the dielectric layer is dissipated.
  • the negative charge distributed to the surface of the negative electrode coating layer material is released to the outside through the negative electrode current collector, and the cation of the negative electrode electrolyte near the surface of the negative electrode coating layer material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating layer material is dissipated.
  • the anion anion in the vicinity of the surface of the negative electrode of the dielectric layer migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is a carbon fiber film having a thickness of 15 ⁇ m
  • the positive electrode coating layer is a graphene coating layer
  • the graphene coating layer has a thickness of 0.4 mm
  • the positive electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative electrode current collector is a stainless steel foil, the stainless steel film has a thickness of 15 ⁇ m, the negative electrode coating layer is a graphene coating layer, the graphene coating layer has a thickness of 0.4 mm, and the negative electrode electrolyte solution is a saturated aqueous solution of sodium chloride.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is a polyamide film composite dielectric layer mixed with calcium titanate.
  • the outer casing is an aluminum plastic film composite material outer casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure, which is laminated one by one according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector carbon fiber film to the surface of the positive electrode coating material graphene, and the anion chloride ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer and the positive electrode is coated
  • the positive charge on the surface of the coating forms an electric double layer
  • the cationic sodium ion of the positive electrode electrolyte Moving to the vicinity of the positive electrode surface of the dielectric layer forms a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material graphene through the negative current collector stainless steel, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer and the negative electric charge on the surface of the negative electrode coating layer to form an electric double layer, the negative electrode
  • the anionic chloride ions of the electrolyte migrate to the vicinity of the surface of the negative electrode of the dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the anion of the positive electrode electrolyte near the surface of the positive electrode coating material migrates back into the electrolyte, and the surface of the positive electrode coating material is double-charged.
  • the layer is dissipated, and the cation of the positive electrode electrolyte near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cation layer of the positive electrode of the dielectric layer is dissipated.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is a nickel-plated steel strip, the nickel-plated steel strip has a thickness of 25 ⁇ m, the positive electrode coating layer is a nickel-plated nano-alumina composite material, the coating layer has a thickness of 0.3 mm, and the positive electrode electrolyte is a saturated aqueous solution of sodium chloride.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative electrode current collector is a graphite film having a film thickness of 30 ⁇ m
  • the negative electrode coating layer is an activated carbon coating layer
  • the coating layer has a thickness of 0.3 mm
  • the negative electrode electrolyte solution is a saturated aqueous solution of sodium sulfate.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is a polyamide dielectric layer.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure, which is laminated one by one according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector nickel-plated steel strip to the surface of the nickel-plated nano-alumina composite material of the positive electrode coating material, and the anion chloride ion of the positive electrode electrolyte is transferred to the positive electrode coating
  • the positive electric charge near the surface of the coating and the surface of the positive electrode coating layer forms an electric double layer, and the cationic sodium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative current collector graphite film, and the cationic sodium ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode coating layer and the negative electrode
  • the negative charge on the surface of the coating layer forms an electric double layer
  • the anionic sulfate ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode of the dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the anion of the positive electrode electrolyte near the surface of the positive electrode coating material migrates back into the electrolyte, and the surface of the positive electrode coating material is double-charged.
  • the layer is dissipated, and the cation of the positive electrode electrolyte near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cation layer of the positive electrode of the dielectric layer is dissipated.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is aluminum foil, the thickness of the aluminum foil is 10-40 micrometers, the positive electrode coating layer is an activated carbon coating layer, the coating layer thickness is 0.1--3 mm, the positive electrode electrolyte is an organic electrolyte of lithium hexafluorophosphate, and the electrolyte is 30.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative current collector is aluminum foil, the thickness of the aluminum foil is 10-40 micrometers, the negative electrode coating layer is an activated carbon coating layer, the coating layer thickness is 0.1--3 mm, the negative electrode electrolyte is an organic electrolyte solution of lithium hexafluorophosphate, and the electrolyte solution is 30 ⁇ 3 ⁇ 4--100 ⁇ 3 ⁇ 4 saturated concentration of electrolyte.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the dielectric layer is a polyamide film dielectric layer to which calcium titanate is added.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure in which layers are laminated layer by layer in accordance with a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇
  • the positive charge is distributed to the surface of the positive electrode coating layer material activated carbon through the positive current collector aluminum foil, and the anion hexafluorophosphate ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material and forms a positive charge on the surface of the positive electrode coating layer material.
  • the cationic lithium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector aluminum foil, and the cationic lithium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material and the negative electric charge on the surface of the negative electrode coating layer material forms an electric double layer.
  • Anion of negative electrode electrolyte The hexafluorophosphate ion migrates to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the positive electrode electrolyte cation near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cationic layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion of the negative electrode electrolyte near the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a separator, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated from the dielectric layer by a separator, and the outer casing covers and protects the positive electrode, the negative electrode, the separator and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is aluminum foil, the thickness of the aluminum foil is 10-40 micrometers, the positive electrode coating layer is an activated carbon coating layer, the coating layer thickness is 0.1--3 mm, the positive electrode electrolyte is an organic electrolyte of lithium hexafluorophosphate, and the electrolyte is 30 ⁇ 3 ⁇ 4--100 ⁇ 3 ⁇ 4 saturated concentration electrolyte.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative current collector is aluminum foil, the thickness of the aluminum foil is 10-40 micrometers, the negative electrode coating layer is an activated carbon coating layer, the coating layer thickness is 0.1--3 mm, the negative electrode electrolyte is an organic electrolyte solution of lithium hexafluorophosphate, and the electrolyte solution is 30 ⁇ 3 ⁇ 4--100 ⁇ 3 ⁇ 4 saturated concentration of electrolyte.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the separator is a microporous film electrically insulated by ion conduction, and various lithium ion battery separators are available, and the separator is interposed between the negative electrode and the dielectric layer.
  • the dielectric layer is a polyamide film dielectric layer to which calcium titanate is added.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure in which layers are laminated layer by layer in accordance with a positive electrode, a dielectric layer, a separator, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, a separator, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector aluminum foil to the surface of the positive electrode coating layer material activated carbon, and the anion hexafluorophosphate ion of the positive electrode electrolyte migrates to the surface of the positive electrode coating layer material and The positive charge on the surface of the positive electrode coating layer material forms an electric double layer, and the cationic lithium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector aluminum foil, and the cationic lithium ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode coating layer material and negative
  • the negative charge on the surface of the electrode layer material forms an electric double layer
  • the anionic hexafluorophosphate ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the positive electrode electrolyte cation near the positive electrode surface of the dielectric layer migrates back into the electrolyte, and the cationic layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion of the negative electrode electrolyte near the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.
  • the present invention mainly consists of a positive electrode, a negative electrode, a separator, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is aluminum foil, the thickness of the aluminum foil is 10-40 micrometers, preferably 20 micrometers, the positive electrode coating layer is an activated carbon coating layer, the thickness of the activated carbon coating layer is 0, 1-3 mm, preferably 0.3 mm, and the positive electrode electrolyte is lithium hexafluorophosphate.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the anode current collector is a stainless steel foil, the thickness of the stainless steel is 10-50 micrometers, preferably 20 micrometers, the negative electrode coating layer is an activated carbon coating layer, and the thickness of the carbon coating layer is 0.1--3 mm, preferably 0.3 mm, the anode electrolyte It is an aqueous solution having a saturated concentration of sodium chloride 30 ⁇ 3 ⁇ 4-100 ⁇ 3 ⁇ 4, preferably an organic electrolyte having a saturated concentration of 80%.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the separator is a microporous film electrically insulated by ion conduction, the positive electrode separator is interposed between the positive electrode and the dielectric layer, and the negative electrode separator is interposed between the negative electrode and the dielectric layer.
  • the dielectric layer is mainly composed of a dielectric material layer and a coating layer, and the dielectric material layer is a polyamide film layer to which nano-calcium titanate is added, and the coating layer is divided into a positive electrode surface coating layer and a negative electrode surface coating layer, and a positive electrode layer.
  • the surface coating layer and the coating material for the negative electrode coating layer are all activated carbon, and the thickness of the activated carbon coating layer is 0, 1-3 mm, preferably 0.3 mm.
  • the outer casing is a steel casing.
  • the structure of the ion energy storage device of the present invention is a laminated structure, which is laminated one by one according to a positive electrode, a dielectric layer, a negative electrode, a dielectric layer, a positive electrode, a dielectric layer, and a negative electrode.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed through the positive current collector aluminum foil to the positive electrode coating layer material activated carbon On the surface, the anionic hexafluorophosphate ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material to form an electric double layer with the positive charge on the surface of the positive electrode coating layer material, and the cationic lithium ion of the positive electrode electrolyte migrates to the composite polyamide medium. A cation layer is formed in the vicinity of the surface of the positive electrode coating layer of the electric layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector stainless steel foil, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material to form an electric double layer with the negative charge on the surface of the negative electrode coating layer material.
  • the anion chloride ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode coating layer of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the positive electrode electrolyte cation near the surface of the positive electrode coating layer of the dielectric layer migrates back into the electrolyte, and the cationic layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer of the negative electrode coating migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer is dissipated.
  • the present invention mainly consists of a positive electrode, a negative electrode, a separator, a dielectric layer and an outer casing.
  • the positive electrode and the negative electrode are separated by a dielectric layer, and the outer casing covers and protects the positive electrode, the negative electrode, the separator and the dielectric layer.
  • the positive electrode is mainly composed of a positive electrode current collector, a positive electrode coating layer, and a positive electrode electrolyte.
  • the positive current collector is a stainless steel foil, the thickness of the stainless steel is 20 micrometers, the positive electrode coating layer is an activated carbon coating layer, the activated carbon coating layer has a thickness of 0.3 mm, and the positive electrode electrolyte solution is an 80% saturated aqueous solution of sodium chloride.
  • the negative electrode is mainly composed of a negative electrode current collector, a negative electrode coating layer, and a negative electrode electrolyte.
  • the negative current collector is a stainless steel foil, the stainless steel has a thickness of 20 ⁇ m, the negative electrode coating layer is an activated carbon coating layer, the activated carbon coating layer has a thickness of 0.3 mm, and the negative electrode electrolyte solution is an 80% saturated aqueous solution of sodium sulfate.
  • the negative electrode electrolyte is completely isolated from the positive electrode electrolyte.
  • the separator is a microporous film electrically insulated by ion conduction, the positive electrode separator is interposed between the positive electrode and the dielectric layer, and the negative electrode separator is interposed between the negative electrode and the dielectric layer.
  • the dielectric layer is mainly composed of a dielectric material layer and a coating layer, and the dielectric material layer is a polyamide film layer to which nano-calcium titanate is added, and the coating layer is divided into a positive electrode surface coating layer and a negative electrode surface coating layer, and a positive electrode layer.
  • the surface coating layer and the coating material for the negative electrode surface coating layer were all graphene, and the graphene coating layer had a thickness of 0,1 mm.
  • Place The outer casing is a steel shell.
  • the structure of the ion energy storage device of the present invention is a wound structure, which is laminated and wound in the order of a positive electrode, a separator, a dielectric layer, a separator, a negative electrode, and a dielectric layer.
  • the working principle of the invention is mainly: charging ⁇ , positive charge is distributed to the surface of the positive electrode coating material by the positive electrode collector stainless steel foil, and the anion chloride ion of the positive electrode electrolyte migrates to the vicinity of the surface of the positive electrode coating layer material and the positive electrode is coated
  • the positive charge on the surface of the cladding material forms an electric double layer, and the cationic sodium ions of the positive electrode electrolyte migrate to the vicinity of the positive electrode surface of the composite polyamide dielectric layer to form a cationic layer.
  • the negative charge is distributed to the surface of the negative electrode coating layer material activated carbon through the negative electrode current collector stainless steel foil, and the cationic sodium ions of the negative electrode electrolyte migrate to the vicinity of the surface of the negative electrode coating layer material and the negative electric charge on the surface of the negative electrode coating layer material to form an electric double layer.
  • the anionic sulfate ion of the negative electrode electrolyte migrates to the vicinity of the surface of the negative electrode of the polyamide dielectric layer to form an anion layer.
  • the anion and cation layers on both sides of the dielectric layer can maintain a high potential difference, and the ion energy storage device can have a higher circuit voltage.
  • the positive charge distributed on the surface of the positive electrode coating material is released to the outside through the positive current collector, and the positive electrode electrolyte anion near the surface of the positive electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the positive electrode coating material dissipates.
  • the cation of the positive electrode electrolyte near the surface of the positive electrode of the dielectric layer migrates back into the electrolyte, and the cation layer of the positive electrode of the dielectric layer dissipates.
  • the negative charge distributed to the surface of the negative electrode coating material is released to the outside through the negative current collector, and the negative electrode electrolyte cation near the surface of the negative electrode coating material migrates back into the electrolyte, and the electric double layer on the surface of the negative electrode coating material dissipates, and the dielectric
  • the anion anion in the vicinity of the surface of the layer negative electrode migrates back into the electrolyte, and the anion layer of the negative electrode of the dielectric layer dissipates.

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  • Power Engineering (AREA)
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Abstract

L'invention concerne un dispositif d'accumulation d'énergie à ions, lequel améliore la densité de particules chargées d'une électrode positive et d'une électrode négative des deux côtés d'une couche diélectrique (3) en utilisant principalement la distribution de phases groupées de cations et d'anions dans des électrolytes positifs et négatifs en tant que particules chargées, afin d'améliorer la densité d'accumulation d'énergie du dispositif d'accumulation d'énergie à ions. Le dispositif est constitué principalement de l'électrode positive, de l'électrode négative, de la couche diélectrique (3) et d'un logement, l'électrode positive et l'électrode négative étant isolées par la couche diélectrique (3), et le logement recouvrant et protègeant l'électrode positive, l'électrode négative et la couche diélectrique (3). L'électrode positive est principalement constituée d'un collecteur de courant positif (1), d'une couche de revêtement positive (2), et d'un électrolyte positif; et l'électrode négative est principalement constituée d'un collecteur de courant négatif (5), d'une couche de revêtement négative (4), et d'un électrolyte négatif.
PCT/CN2017/072316 2017-01-24 2017-01-24 Procédé et dispositif d'accumulation d'énergie à ions Ceased WO2018137051A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1959859A (zh) * 2005-11-02 2007-05-09 三星电机株式会社 聚合物－陶瓷电介质组合物、埋入式电容器及印刷电路板
JP2007246347A (ja) * 2006-03-16 2007-09-27 Tdk Corp 電子部品、誘電体磁器組成物およびその製造方法
CN101322203A (zh) * 2005-12-02 2008-12-10 维莎斯普拉格公司 表面安装芯片电容器
US20100155889A1 (en) * 2008-12-24 2010-06-24 Jin-Youn Cho Capacitor and method for fabricating the same
CN102354607A (zh) * 2011-11-01 2012-02-15 万裕三信电子(东莞)有限公司 锂离子电容器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1959859A (zh) * 2005-11-02 2007-05-09 三星电机株式会社 聚合物－陶瓷电介质组合物、埋入式电容器及印刷电路板
CN101322203A (zh) * 2005-12-02 2008-12-10 维莎斯普拉格公司 表面安装芯片电容器
JP2007246347A (ja) * 2006-03-16 2007-09-27 Tdk Corp 電子部品、誘電体磁器組成物およびその製造方法
US20100155889A1 (en) * 2008-12-24 2010-06-24 Jin-Youn Cho Capacitor and method for fabricating the same
CN102354607A (zh) * 2011-11-01 2012-02-15 万裕三信电子(东莞)有限公司 锂离子电容器

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