CN105226328B - A kind of preparation method of lithium ion sulfur rechargeable battery - Google Patents
A kind of preparation method of lithium ion sulfur rechargeable battery Download PDFInfo
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- CN105226328B CN105226328B CN201510639487.2A CN201510639487A CN105226328B CN 105226328 B CN105226328 B CN 105226328B CN 201510639487 A CN201510639487 A CN 201510639487A CN 105226328 B CN105226328 B CN 105226328B
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
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- 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
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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
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Abstract
The invention discloses a kind of preparation method of lithium ion sulfur rechargeable battery, its anode electrolyte is many lithium sulfide solution of 0.005~1mol/L, solvent is 1, the mixed liquor of the cyclic hydrocarbon derivative of 3 dioxolanes, the straight chain ethers of glycol dimethyl ether, one or more of arbitrary proportions in the ring-type ethers of tetrahydrofuran, then add the double trifluoromethanesulfonimide lithiums of 0.2~1.5mol/L or lithium nitrate；Electrolyte liquid is 0.1~1mol/L lithium nitrate solution, and solvent is the mixed liquor of 1,3 dioxolanes containing the double trifluoromethanesulfonimide lithiums of 1mol/L and glycol dimethyl ether arbitrary proportion.Cathode chamber, anode chamber are connected with positive pole fluid reservoir, negative pole fluid reservoir respectively, and two circulating pumps make the anode electrolyte in positive pole fluid reservoir be recycled with the electrolyte liquid in negative pole fluid reservoir respectively.Circulating by electrolyte of the invention, single battery first discharge capacity up to 4568mAh/dm2, and can be needed to increase or decrease the number of battery in battery pack according to electricity consumption, the practical application than common lithium-sulfur cell is stronger.
Description
Technical field
The present invention is on electrochemical field energy-storage battery, more particularly to a kind of lithium ion-sulfur rechargeable battery and its system
Preparation Method.The battery can be applied to the fields such as emergency power supply, solar power station, wind energy power station, electric automobile.
Background technology
In lithium rechargeable battery system, the positive electrode (LiFePO of low specific capacity4And LiCoO4Theoretical specific capacity point
Wei 170mAh/g, 274mAh/g) it is always to restrict the principal element of its development therefore, develop that a kind of specific capacity is high, the circulation longevity
The positive electrode that life is long, security performance is high is particularly important.As positive electrode, elemental sulfur has highest theoretical specific capacity
(1675mAh/g), theoretical specific energy is 2600Wh/kg；In addition, elemental sulfur is big, cheap etc. also with hypotoxicity, amount of storage
Advantage.Therefore, elemental sulfur is a kind of very positive electrode with application prospect.Lithium metal is that the battery being widely used at present is born
Pole material, but cathode of lithium is also easy to produce Li dendrite in charge and discharge process, if dendrite is grown into, can pierce through barrier film and extend to just
Pole causes internal short-circuit, causes fire or blast.The novel battery of the present invention utilizes the lithium ion and many sulphions in electrolyte
Being embedded on carbon base body and the discharge and recharge for realizing battery is taken off, so as to avoid the safety problem brought using lithium metal.
The content of the invention
The purpose of the present invention, be to provide it is a kind of can discharge and recharge new type lithium ion-sulfur rechargeable battery preparation method.The electricity
Pond positive pole uses porous carbon materials, safe, inexpensive；Negative pole uses the material without lithium metal, and battery security is improved；Electrolyte
Using the organic electrolyte of Containing Sulfur lithium, electrolyte is circulated by circulating pump, so as to ensure active in electrolyte
The stabilization of material concentration；And it can be needed multiple batteries being connected into battery pack according to electricity consumption and used.In a word, the battery is a kind of
The novel secondary battery of low cost, good cycle.
The present invention is achieved by following technical solution.
A kind of preparation method of lithium ion-sulfur rechargeable battery, with following steps：
(1) anode uses porous carbon materials, negative pole use can be embedded in the native graphite of lithium ion, electrographite, in
Between phase carbosphere, metallic tin and tin alloy, silicon and silicon-base alloy, tin oxide, titanium dioxide or lithium titanate material；When negative pole material
Expect for metallic tin and tin alloy, silicon and silicon-base alloy, tin oxide, titanium dioxide or lithium titanate material, then need to add acetylene
Black, the mass ratio of above-mentioned negative material and acetylene black is 8:1；
(2) positive conductive matrix material is carbon fiber felt, carbon fiber paper or titanium metal net；Negative pole matrix material is carbon fiber
Felt, carbon fiber paper, titanium metal net, nickel wire netting, stainless (steel) wire or copper mesh；
(3) by the positive electrode of step (1) and binding agent according to 1:0.1~0.5 weight is coated in positive conductive base than mixing
On body material, the positive pole of battery is used as；
(4) by the negative material of step (1) and binding agent according to 1:0.1~0.5 weight is coated in negative conductive base than mixing
On body material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.005~1mol/L, and solute is many lithium sulfides, and solvent is 1,3- bis-
It is one or more of in the cyclic hydrocarbon derivative at oxygen five rings, the straight chain ethers of glycol dimethyl ether, the ring-type ethers of tetrahydrofuran
The mixed liquor of arbitrary proportion；In addition, the double trifluoromethanesulfonimide lithiums of 0.2~1.5mol/L of addition or lithium nitrate come in mixed liquor
Increase solution conductivity；
(6) electrolyte liquid is 0.1~1mol/L lithium nitrate solution, and solute is lithium nitrate, and solvent is to contain 1mol/L
The 1,3- dioxolanes of double trifluoromethanesulfonimide lithiums and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in one and above step (7) and constitutes a battery pack, each battery
Positive pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery
The positive pole and negative pole of group are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle；
The porous carbon materials of the step (1) are that specific surface area is 1000~2000m2/ g, the carbon that aperture is 0.1~3nm
Material.
The binding agent of the step (3) or (4) is polytetrafluoroethylene (PTFE), inclined tetrafluoroethene, sodium alginate, polyvinyl alcohol, hydroxyl
Sodium carboxymethylcellulose pyce or polyurethane.
The cation-exchange membrane of the step (7) for sulfonic acid type, with fixed group and the ion that can be dissociated, and by having
The macromolecular material for having selective penetrated property is made.
Lithium ion-sulfur rechargeable battery circulating by electrolyte of the present invention, can obviously improve battery capacity decay
Situation, single battery first discharge specific capacity reaches 4568mAh/dm2, it is the two of common button lithium-sulfur cell first discharge specific capacity
More than times；And it can be needed to increase or decrease the number of battery in battery pack according to electricity consumption, than the reality of common lithium-sulfur cell
Application is stronger.
Brief description of the drawings
Fig. 1 is the structural representation of lithium ion-sulfur rechargeable battery of the present invention；
Fig. 2 is first three circle charging and discharging curve figure of lithium ion-sulfur rechargeable battery of the present invention.
Embodiment
With reference to specific embodiment, the invention will be further described.
Referring to Fig. 1, the positive pole of lithium ion-sulfur rechargeable battery of the present invention uses porous carbon materials, and negative pole use can be embedded in lithium
Native graphite, electrographite, carbonaceous mesophase spherules, metallic tin and the tin alloy of ion, silicon and silicon-base alloy, tin ash, oxygen
Change tin, titanium dioxide or lithium titanate material, when negative material be metallic tin and tin alloy, silicon and silicon-base alloy, tin ash,
Tin oxide, titanium dioxide or lithium titanate material, then need to add acetylene black, above-mentioned negative material and acetylene black are according to mass ratio
Example is 8:1.Positive conductive matrix material is carbon fiber felt, carbon fiber paper or titanium metal net；Negative pole matrix material be carbon fiber felt,
Carbon fiber paper, titanium metal net, nickel wire netting, stainless (steel) wire or copper mesh.Positive electrode is with binding agent according to 1:0.1~0.5 weight
Than mixing, it is coated on positive conductive matrix material, is used as the positive pole of battery；Negative material is with binding agent according to 1:0.1~0.5 weight
Amount is coated on negative conductive matrix material than mixing, is used as the negative pole of battery.Anode electrolyte is many sulphur of 0.005~1mol/L
Change lithium solution, solute is many lithium sulfides, and solvent is the cyclic hydrocarbon derivative of 1,3- dioxolanes, the linear of glycol dimethyl ether
The mixed liquor of one or more of arbitrary proportions in class, the ring-type ethers of tetrahydrofuran；In addition, in mixed liquor addition 0.2~
The double trifluoromethanesulfonimide lithiums of 1.5mol/L or lithium nitrate increase solution conductivity.Electrolyte liquid is 0.1~1mol/L
Lithium nitrate solution, solute is lithium nitrate, and solvent is 1, the 3- dioxolanes containing the double trifluoromethanesulfonimide lithiums of 1mol/L
With the mixed liquor of glycol dimethyl ether arbitrary proportion.Single electrolytic cell is divided into anode room and electricity with cation-exchange membrane
Pond anode chamber；Anode electrolyte and positive pole are put into cathode chamber, electrolyte liquid and negative pole are put into anode chamber, cathode chamber
It is hedged off from the outer world with anode chamber, constitutes a complete battery.
It is cascaded by the battery of one and the above and constitutes a battery pack, the positive pole of each battery links together work
For the positive pole of battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and the positive pole and negative pole of battery pack lead to
Conductive material is crossed with extraneous electrical appliance or charging equipment to be connected.Each cathode chamber of battery pack, anode chamber are stored up with positive pole respectively
Flow container, negative pole fluid reservoir are connected, and make the anode electrolyte and negative pole fluid reservoir in positive pole fluid reservoir respectively by two circulating pumps
In electrolyte liquid recycle.
Embodiment 1
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the electrographite of lithium ion；
(2) positive conductive matrix material, negative conductive matrix material are titanium metal net；
(3) superconduction carbon BP 2000 and polytetrafluoroethylene (PTFE) are pressed 1:After 0.1 weight is than mixing, positive conductive matrix material is coated in
On material, the positive pole of battery is used as；
(4) electrographite and polytetrafluoroethylene (PTFE) are pressed 1:After 0.1 weight is than mixing, it is coated on negative conductive matrix material,
It is used as the negative pole of battery；
(5) anode electrolyte is many lithium sulfide solution of 0.005mol/L, and solvent is 1, the 3- bis- containing 1mol/L lithium nitrates
Oxygen five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in 40 steps (7) and constitutes a battery pack, the positive pole of each battery
The positive pole of battery pack is connected together as, the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) cathode chamber, anode chamber are connected with positive pole fluid reservoir, negative pole fluid reservoir respectively on step (8) cell basis
Connect, the anode electrolyte in positive pole fluid reservoir is made with the electrolyte liquid circulation in negative pole fluid reservoir respectively by two circulating pumps
With.
Embodiment 2
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the native graphite of lithium ion；
(2) positive conductive matrix material, negative conductive matrix material are carbon fiber felt；
(3) superconduction carbon BP 2000 and polytetrafluoroethylene (PTFE) are pressed 1:After 0.3 weight is than mixing, positive conductive matrix material is coated in
On material, the positive pole of battery is used as；
(4) native graphite and polytetrafluoroethylene (PTFE) are pressed 1:After 0.3 weight is than mixing, it is coated on negative conductive matrix material,
It is used as the negative pole of battery；
(5) anode electrolyte is many lithium sulfide solution of 0.02mol/L, and solvent is 1, the 3- bis- containing 0.5mol/L lithium nitrates
Oxygen five rings and the mixed liquor of tetrahydrofuran arbitrary proportion；
(6) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in 13 steps (7) and constitutes a battery pack, the positive pole of each battery
The positive pole of battery pack is connected together as, the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 3
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Tin ash；
(2) negative conductive matrix material is carbon fiber felt；
(3) tin ash and polytetrafluoroethylene (PTFE) are pressed 1:After 0.5 weight is than mixing, it is coated on negative conductive matrix material,
It is used as the negative pole of battery；
(4) anode electrolyte is many lithium sulfide solution of 0.5mol/L, and solvent is the tetrahydrochysene furan containing 0.5mol/L lithium nitrates
Mutter solution；
(5) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in two steps (6) and constitutes a battery pack, the positive pole of each battery connects
The positive pole being connected together as battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and battery pack is just
Pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 4
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Titanium dioxide；
(2) negative conductive matrix material is carbon fiber felt；
(3) titanium dioxide and poly- inclined tetrafluoroethene are pressed 1:After 0.5 weight is than mixing, negative conductive matrix material is coated in
On, it is used as the negative pole of battery；
(4) anode electrolyte is many lithium sulfide solution of 0.8mol/L, and solvent is 1, the 3- bis- containing 1.5mol/L lithium nitrates
Oxygen five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in a step (7) and constitutes a battery pack, the positive pole of each battery connects
The positive pole being connected together as battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and battery pack is just
Pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 5
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the interphase microballoon of lithium ion；
(2) positive conductive matrix material, negative conductive matrix material are carbon fiber paper；
(3) superconduction carbon BP 2000 is pressed 1 with gathering inclined tetrafluoroethene:After 0.3 weight is than mixing, positive conductive matrix is coated in
On material, the positive pole of battery is used as；
(4) interphase microballoon and polytetrafluoroethylene (PTFE) are pressed 1:After 0.3 weight is than mixing, negative conductive matrix material is coated in
On, it is used as the negative pole of battery；
(5) anode electrolyte is many lithium sulfide solution of 0.07mol/L, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in 11 steps (7) and constitutes a battery pack, the positive pole of each battery
The positive pole of battery pack is connected together as, the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 6
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the metallic tin of lithium ion；
(2) positive conductive matrix material is that titanium net, negative conductive matrix material are nickel screen；
(3) superconduction carbon BP 2000 is pressed 1 with gathering inclined tetrafluoroethene:After 0.4 weight is than mixing, positive conductive matrix is coated in
On material, the positive pole of battery is used as；
(4) metallic tin, acetylene black and poly- inclined tetrafluoroethene are pressed 8：1:After 0.3 weight is than mixing, negative conductive base is coated in
On body material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.4mol/L, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 0.8mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in three steps (7) and constitutes a battery pack, the positive pole of each battery connects
The positive pole being connected together as battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and battery pack is just
Pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 7
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the silica flour of lithium ion；
(2) positive conductive matrix material is that titanium net, negative conductive matrix material are copper mesh；
(3) superconduction carbon BP 2000 and sodium alginate are pressed 1:After 0.5 weight is than mixing, positive conductive matrix material is coated in
On, it is used as the positive pole of battery；
(4) silica flour, acetylene black and sodium alginate are pressed 8：1:After 0.5 weight is than mixing, negative conductive matrix material is coated in
On, it is used as the negative pole of battery；
(5) anode electrolyte is many lithium sulfide solution of 0.07mol/L, and solvent is 1, the 3- bis- containing 1.2mol/L lithium nitrates
Oxygen five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in 32 steps (7) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 8
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the tin ash of lithium ion；
(2) positive conductive matrix material is that titanium net, negative conductive matrix material are copper mesh；
(3) superconduction carbon BP 2000 and sodium alginate are pressed 1:After 0.2 weight is than mixing, positive conductive matrix material is coated in
On, it is used as the positive pole of battery；
(4) tin ash, acetylene black and sodium alginate are pressed 8：1:After 0.2 weight is than mixing, negative conductive matrix is coated in
On material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.08mol/L, and solvent is 1, the 3- bis- containing 1.2mol/L lithium nitrates
Oxygen five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in 30 steps (7) and constitutes a battery pack, the positive pole of each battery
The positive pole of battery pack is connected together as, the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 9
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the tin oxide of lithium ion；
(2) positive conductive matrix material is that titanium net, negative conductive matrix material are stainless (steel) wire；
(3) superconduction carbon BP 2000 and polyvinyl alcohol are pressed 1:After 0.1 weight is than mixing, positive conductive matrix material is coated in
On, it is used as the positive pole of battery；
(4) tin oxide, acetylene black and polyvinyl alcohol are pressed 8：1:After 0.1 weight is than mixing, negative conductive matrix material is coated in
On material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.3mol/L, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolane solution of amine lithium；
(6) electrolyte liquid is 0.6mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in five steps (7) and constitutes a battery pack, the positive pole of each battery connects
The positive pole being connected together as battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and battery pack is just
Pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 10
(1) anode uses superconduction carbon BP 2000, and negative pole use can be embedded in the titanium dioxide of lithium ion；
(2) positive conductive matrix material, negative conductive matrix material are carbon fiber paper；
(3) superconduction carbon BP 2000 and polyvinyl alcohol are pressed 1:After 0.5 weight is than mixing, positive conductive matrix material is coated in
On, it is used as the positive pole of battery；
(4) titanium dioxide, acetylene black and polyvinyl alcohol are pressed 8：1:After 0.5 weight is than mixing, negative conductive matrix is coated in
On material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.09mol/L, and solvent is 1, the 3- bis- containing 1.2mol/L lithium nitrates
Oxygen five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in 25 steps (7) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 11
(1) anode uses superconduction carbon BP 2000, and negative pole uses lithium titanate material；
(2) positive conductive matrix material, negative conductive matrix material are carbon fiber paper；
(3) superconduction carbon BP 2000 and sodium cellulose glycolate are pressed 1:After 0.3 weight is than mixing, positive conductive base is coated in
On body material, the positive pole of battery is used as；
(4) lithium titanate, acetylene black and sodium cellulose glycolate are pressed 8：1:After 0.3 weight is than mixing, negative conductive is coated in
On matrix material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.1mol/L, and solvent is containing the double fluoroform sulphonyl of 1.5mol/L
The 1,3- dioxolanes of imine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in nine steps (7) and constitutes a battery pack, the positive pole of each battery connects
The positive pole being connected together as battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and battery pack is just
Pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 12
(1) anode uses superconduction carbon BP 2000, and negative pole uses lithium titanate material；
(2) positive conductive matrix material is that titanium net, negative conductive matrix material are carbon fiber paper；
(3) superconduction carbon BP 2000 and polyurethane are pressed 1:After 0.2 weight is than mixing, positive conductive matrix material is coated in
On, it is used as the positive pole of battery；
(4) lithium titanate, acetylene black and polyurethane are pressed 8：1:After 0.2 weight is than mixing, negative conductive matrix material is coated in
On, it is used as the negative pole of battery；
(5) anode electrolyte is many lithium sulfide solution of 0.1mol/L, and solvent is containing the double fluoroform sulphonyl of 1.5mol/L
The 1,3- dioxolanes of imine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(8) it is cascaded by the battery described in eight steps (7) and constitutes a battery pack, the positive pole of each battery connects
The positive pole being connected together as battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, and battery pack is just
Pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 13
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole uses lithium titanate material；
(2) negative conductive matrix material is carbon fiber felt；
(3) lithium titanate, acetylene black and polyurethane are pressed 8：1:After 0.2 weight is than mixing, negative conductive matrix material is coated in
On, it is used as the negative pole of battery；
(4) anode electrolyte is many lithium sulfide solution of 0.2mol/L, and solvent is containing the double fluoroform sulphonyl of 1.3mol/L
The 1,3- dioxolanes of imine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in seven above-mentioned steps (6) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 14
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Silica flour；
(2) negative conductive matrix material is carbon fiber felt；
(3) silica flour, acetylene black and polyurethane are pressed 8：1:After 0.5 weight is than mixing, it is coated on negative conductive matrix material,
It is used as the negative pole of battery；
(4) anode electrolyte is many lithium sulfide solution of 0.5mol/L, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in four above-mentioned steps (6) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 15
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Surface coating tin silicon stannum alloy；
(2) negative conductive matrix material is copper mesh；
(3) silicon stannum alloy, acetylene black and sodium alginate are pressed 8：1:After 0.2 weight is than mixing, negative conductive matrix is coated in
On material, the negative pole of battery is used as；
(4) anode electrolyte is many lithium sulfide solution of 0.4mol/L, and solvent is containing the double fluoroform sulphonyl of 1.4mol/L
The 1,3- dioxolanes of imine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion.
(5) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in three above-mentioned steps (6) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 16
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Interphase microballoon；
(2) negative conductive matrix material is copper mesh；
(3) interphase microballoon, acetylene black and sodium alginate are pressed 8：1:After 0.5 weight is than mixing, negative conductive base is coated in
On body material, the negative pole of battery is used as；
(4) anode electrolyte is many lithium sulfide solution of 1mol/L, and solvent is sub- containing the double fluoroform sulphonyl of 0.2mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in an above-mentioned steps (6) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 17
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Tin oxide；
(2) negative conductive matrix material is titanium net；
(3) tin oxide, acetylene black and polyurethane are pressed 8：1:After 0.3 weight is than mixing, negative conductive matrix material is coated in
On, it is used as the negative pole of battery；
(4) anode electrolyte is many lithium sulfide solution of 0.01mol/L, and solvent is containing the double fluoroform sulphonyl of 1.1mol/L
The 1,3- dioxolanes of imine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 1mol/L lithium nitrate solution, and solvent is containing the double trifluoromethanesulfonimides of 1mol/L
The 1,3- dioxolanes of lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in 38 above-mentioned steps (6) and constitutes a battery pack, each battery
Positive pole be connected together as the positive pole of battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, electricity
The positive pole and negative pole of pond group are connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 18
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Electrographite；
(2) negative conductive matrix material is titanium net；
(3) electrographite, acetylene black and polyurethane are pressed 8：1:After 0.5 weight is than mixing, negative conductive matrix material is coated in
On material, the negative pole of battery is used as；
(4) anode electrolyte is many lithium sulfide solution of 0.9mol/L, and solvent is containing the double fluoroform sulphonyl of 0.3mol/L
The 1,3- dioxolanes of imine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 0.9mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in two above-mentioned steps (6) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 19
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Interphase microballoon；
(2) negative conductive matrix material is stainless (steel) wire；
(3) interphase microballoon, acetylene black and sodium alginate are pressed 8：1:After 0.5 weight is than mixing, negative conductive base is coated in
On body material, the negative pole of battery is used as；
(4) anode electrolyte is many lithium sulfide solution of 0.6mol/L, and solvent is 1, the 3- bis- containing 0.3mol/L lithium nitrates
Oxygen five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion.
(5) electrolyte liquid is 0.5mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in four above-mentioned steps (6) and constitutes a battery pack, each battery is just
Pole is connected together as the positive pole of battery pack, and the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole be connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
Embodiment 20
(1) anode had not only been done conducting base using carbon fiber felt but also had done positive electrode, and negative pole use can be embedded in lithium ion
Native graphite；
(2) negative conductive matrix material is stainless (steel) wire；
(3) native graphite, acetylene black and hydroxymethyl cellulose are pressed 8：1:After 0.1 weight is than mixing, negative conductive is coated in
On matrix material, the negative pole of battery is used as；
(4) anode electrolyte is many lithium sulfide solution of 0.06mol/L, and solvent is 1, the 3- dioxies containing 1mol/L lithium nitrates
Five rings and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(5) electrolyte liquid is 0.1mol/L lithium nitrate solution, and solvent is sub- containing the double fluoroform sulphonyl of 1mol/L
The 1,3- dioxolanes of amine lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(6) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anolyte
Liquid is put into cathode chamber with positive pole, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world,
Constitute a complete battery；
(7) it is cascaded by the battery described in 37 above-mentioned steps (6) and constitutes a battery pack, each battery
Positive pole be connected together as the positive pole of battery pack, the negative pole of each battery is connected together as the negative pole of battery pack, electricity
The positive pole and negative pole of pond group are connected by conductive material with extraneous electrical appliance or charging equipment；
(8) on the basis of step (7) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole liquid storage
Tank is connected, and makes the anode electrolyte in positive pole fluid reservoir and the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Recycle.
The specific capacity of the specific embodiment of the present invention is the results detailed in Table 1.
Table 1
By can be seen that in table 1, conversion positive electrode, negative material, binding agent, conducting base, concentration of electrolyte, the present invention
Battery and battery pack can discharge, first discharge specific capacity be common button lithium-sulfur cell first twice of discharge capacity with
On.
By can be seen that in Fig. 2, battery can complete charge and discharge process, and discharge platform is in 2.3V or so.
Claims (4)
1. a kind of preparation method of lithium ion-sulfur rechargeable battery, with following steps：
(1) anode uses porous carbon materials, and negative pole use can be embedded in the native graphite, electrographite, interphase of lithium ion
Carbosphere, metallic tin and tin alloy, silicon and silicon-base alloy, tin oxide, titanium dioxide or lithium titanate material；When negative material is
Metallic tin and tin alloy, silicon and silicon-base alloy, tin oxide, titanium dioxide or lithium titanate material, then need to add acetylene black, on
The mass ratio for stating negative material and acetylene black is 8:1；
(2) positive conductive matrix material is carbon fiber felt, carbon fiber paper or titanium metal net；Negative pole matrix material be carbon fiber felt,
Carbon fiber paper, titanium metal net, nickel wire netting, stainless (steel) wire or copper mesh；
(3) by the positive electrode of step (1) and binding agent according to 1:0.1~0.5 weight is coated in positive conductive matrix material than mixing
On material, the positive pole of battery is used as；
(4) by the negative material of step (1) and binding agent according to 1:0.1~0.5 weight is coated in negative conductive matrix material than mixing
On material, the negative pole of battery is used as；
(5) anode electrolyte is many lithium sulfide solution of 0.005~1mol/L, and solute is many lithium sulfides, and solvent is 1,3- dioxies five
It is one or more of any in the cyclic hydrocarbon derivative of ring, the straight chain ethers of glycol dimethyl ether, the ring-type ethers of tetrahydrofuran
The mixed liquor of ratio；In addition, adding the double trifluoromethanesulfonimide lithiums of 0.2~1.5mol/L or lithium nitrate in mixed liquor to increase
Solution conductivity；
(6) electrolyte liquid is 0.1~1mol/L lithium nitrate solution, and solute is lithium nitrate, and solvent is containing 1mol/L double three
The 1,3- dioxolanes of fluoromethane sulfimide lithium and the mixed liquor of glycol dimethyl ether arbitrary proportion；
(7) single electrolytic cell is divided into anode room and GND room with cation-exchange membrane；By anode electrolyte with
Positive pole is put into cathode chamber, electrolyte liquid and negative pole is put into anode chamber, cathode chamber and anode chamber are hedged off from the outer world, composition
One complete battery；
(8) it is cascaded by the battery described in one and above step (7) and constitutes a battery pack, the positive pole of each battery
The positive pole of battery pack is connected together as, the negative pole of each battery is connected together as the negative pole of battery pack, battery pack
Positive pole and negative pole are connected by conductive material with extraneous electrical appliance or charging equipment；
(9) on the basis of step (8) battery pack by each cathode chamber, anode chamber respectively with positive pole fluid reservoir, negative pole fluid reservoir phase
Connection, makes the anode electrolyte in positive pole fluid reservoir be circulated with the electrolyte liquid in negative pole fluid reservoir respectively by two circulating pumps
Use.
2. a kind of preparation method of lithium ion-sulfur rechargeable battery according to claim 1, it is characterised in that the step
(1) porous carbon materials are that specific surface area is more than 1000m2/ g, aperture are more than 0.1nm carbon material.
3. a kind of preparation method of lithium ion-sulfur rechargeable battery according to claim 1, it is characterised in that the step
(7) cation-exchange membrane for sulfonic acid type, with fixed group and the ion that can be dissociated, and by the height with selective penetrated property
Molecular material is made.
4. a kind of preparation method of lithium ion-sulfur rechargeable battery according to claim 1, it is characterised in that the step
(3) or (4) binding agent for polytetrafluoroethylene (PTFE), inclined tetrafluoroethene, sodium alginate, polyvinyl alcohol, sodium cellulose glycolate or
Polyurethane.
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