CN108899607A - A kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide - Google Patents
A kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide Download PDFInfo
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- CN108899607A CN108899607A CN201810881792.6A CN201810881792A CN108899607A CN 108899607 A CN108899607 A CN 108899607A CN 201810881792 A CN201810881792 A CN 201810881792A CN 108899607 A CN108899607 A CN 108899607A
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- positive electrode
- plasma
- hydrogen peroxide
- positive
- recovery method
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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
- H01M10/54—Reclaiming serviceable parts of waste accumulators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The present invention relates to lithium ion battery resource utilization field, specially a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide：Battery anode slice is placed in the reaction chamber full of atomization hydrogenperoxide steam generator；With pulsewidth 220ns, 470~490mJ of pulse energy, repetition rate 45Hz laser with 32~34cm2The speed of/min irradiates battery anode slice；Positive electrode generates shock wave since the energy of absorption laser forms the plasma sharply expanded, and shock wave is removed positive electrode from positive plate surface, to realize the purpose of positive electrode recycling；Hydrogen peroxide molecule generates a large amount of elemental oxygen, ultra-oxygen anion free radical and hydroxyl radical free radical under the catalytic action of plasma simultaneously, it can not only decompose the organic binder in positive electrode, additionally it is possible to play the role of activating and regenerating to positive electrode.
Description
Technical field
The present invention relates to lithium ion battery resource utilization field, the three of specially a kind of plasma joint hydrogen peroxide
First cell positive material recovery method.
Background technique
A kind of status of the battery as device that chemical energy is converted into electric energy, in national economy and national defense industry
It is particularly significant.In recent years, with the increase of energy demand, the continuous development of electronic market and electric vehicle market, lithium ion battery
It receives people due to advantages such as its is safe and environment-friendly, high-energy-density and good chemical properties and more and more favors.
Wherein, nickle cobalt lithium manganate tertiary cathode material is distinctive with its as a kind of Olivine-type Cathode Material in Li-ion Batteries
The advantages that low cost, high-performance, light pollution, gradually replaces lithium cobaltate cathode material, it is considered to be anode material for lithium-ion batteries
One of product given priority to.
Therefore, the recovery technology for developing waste and old ternary battery, not only has a vast market foreground, but also environment is protected
Shield energy saving, resource is recycled with highly important social and economic implications.
Summary of the invention
The purpose of the invention is to recycle cobalt, nickel, manganese, lithium in ternary cell positive material, realize to waste and old ternary
The resource utilization of battery.
Technical scheme is as follows：It discharged waste and old ternary battery, disassembled, take out battery anode slice；It will be electric
Pond positive plate is in one line to be placed in reaction chamber；The hydrogenperoxide steam generator of a certain amount of atomization is passed through in reaction chamber；Use pulsewidth
220ns, 470~490mJ of pulse energy, repetition rate 45Hz laser with 32~34cm2The speed of/min irradiates anode
Piece；Energy entrained by laser is absorbed by the positive electrode on positive plate surface, and a large amount of energy absorption makes positive plate surface shape
Shock wave is generated at the plasma sharply expanded, shock wave is removed positive electrode from positive plate surface, thus
Realize positive electrode (LiNi1/3Co1/3Mn1/3O2、LiNi0.4Co0.4Mn0.2O2And LiNi0.5Co0.2Mn0.3O2Or
LiNi0.8Co0.1Mn0.1O2) recycling purpose；Hydrogen peroxide molecule generates largely under the catalytic action of plasma simultaneously
Elemental oxygen, ultra-oxygen anion free radical and hydroxyl radical free radical can not only be by positive electrode with extremely strong oxidability
In organic binder decompose, additionally it is possible to play the role of activating and regenerating to positive electrode.
Wherein：It needs to discharge to ternary battery, disassemble pretreatment, take out battery anode slice.
Wherein：Reaction chamber domestic demand is passed through the hydrogenperoxide steam generator of a certain amount of atomization.
Wherein：With pulsewidth 220ns, 470~490mJ of pulse energy, repetition rate 45Hz laser with 32~34cm2/min
Speed irradiate battery anode slice.
Wherein：The positive electrode that energy entrained by laser is coated over positive plate surface is absorbed, so as to form urgency
Play expansion plasma and generate shock wave, shock wave is removed positive electrode from positive plate surface.
Wherein：Hydrogen peroxide molecule generates a large amount of elemental oxygen, superoxide anion under the catalytic action of plasma
Free radical and hydroxyl radical free radical can not only decompose the organic binder in positive electrode with extremely strong oxidability,
It can also play the role of activating and regenerating to positive electrode.
Specific embodiment
To facilitate the understanding of the present invention, present invention work more comprehensively, is meticulously described below in conjunction with preferred embodiment,
But it is not as a limitation of the invention.
Embodiment 1：
(1) it discharged waste and old ternary battery, disassembled, take out battery anode slice.
(2) it is placed in battery anode slice is in one line in reaction chamber, the hydrogen peroxide of a certain amount of atomization is passed through in reaction chamber
Solution.
(3) use the laser of pulsewidth 220ns, pulse energy 470mJ, repetition rate 45Hz with 32cm2The speed of/min is irradiated
Battery anode slice.
(4) energy entrained by laser is absorbed by the positive electrode on positive plate surface, and a large amount of energy absorption makes anode
Piece surface forms the plasma sharply expanded and generates shock wave, and shock wave picks positive electrode from positive plate surface
It removes, to realize positive electrode (LiNi1/3Co1/3Mn1/3O2、LiNi0.4Co0.4Mn0.2O2And LiNi0.5Co0.2Mn0.3O2Or
LiNi0.8Co0.1Mn0.1O2) recycling purpose.
(5) hydrogen peroxide molecule generates a large amount of elemental oxygen, superoxide anion certainly under the catalytic action of plasma
By base and hydroxyl radical free radical, the organic binder in positive electrode can not only be decomposed, additionally it is possible to activating and regenerating positive electrode.
Embodiment 2：
(1) it discharged waste and old ternary battery, disassembled, take out battery anode slice.
(2) it is placed in battery anode slice is in one line in reaction chamber, the hydrogen peroxide of a certain amount of atomization is passed through in reaction chamber
Solution.
(3) use the laser of pulsewidth 220ns, pulse energy 490mJ, repetition rate 45Hz with 34cm2The speed of/min is irradiated
Battery anode slice.
(4) energy entrained by laser is absorbed by the positive electrode on positive plate surface, and a large amount of energy absorption makes anode
Piece surface forms the plasma sharply expanded and generates shock wave, and shock wave picks positive electrode from positive plate surface
It removes, to realize positive electrode (LiNi1/3Co1/3Mn1/3O2、LiNi0.4Co0.4Mn0.2O2And LiNi0.5Co0.2Mn0.3O2Or
LiNi0.8Co0.1Mn0.1O2) recycling purpose.
(5) hydrogen peroxide molecule generates a large amount of elemental oxygen, superoxide anion certainly under the catalytic action of plasma
By base and hydroxyl radical free radical, the organic binder in positive electrode can not only be decomposed, additionally it is possible to activating and regenerating positive electrode.
Claims (6)
1. the present invention provides a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide, feature exists
In：It discharged waste and old ternary battery, disassembled, take out battery anode slice；Reaction chamber is placed in by battery anode slice is in one line
It is interior；The hydrogenperoxide steam generator of a certain amount of atomization is passed through in reaction chamber；With pulsewidth 220ns, 470~490mJ of pulse energy, repeat frequency
The laser of rate 45Hz is with 32~34cm2The speed of/min irradiates battery anode slice；Energy entrained by laser is by positive plate surface
Positive electrode absorb, a large amount of energy absorption makes positive plate surface form the plasma sharply expanded and generate impact
Wave, shock wave are removed positive electrode from positive plate surface, to realize positive electrode (LiNi1/3Co1/3Mn1/3O2、
LiNi0.4Co0.4Mn0.2O2And LiNi0.5Co0.2Mn0.3O2Or LiNi0.8Co0.1Mn0.1O2) recycling purpose；Peroxidating simultaneously
Hydrogen molecule generates a large amount of elemental oxygen, ultra-oxygen anion free radical and hydroxyl radical free radical under the catalytic action of plasma,
It can not only decompose the organic binder in positive electrode with extremely strong oxidability, additionally it is possible to rise to positive electrode
To the effect of activating and regenerating.
2. a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide according to claim 1,
It is characterized in that：It needs to discharge to ternary battery, disassemble pretreatment, take out battery anode slice.
3. a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide according to claim 1,
It is characterized in that：Reaction chamber domestic demand is passed through the hydrogenperoxide steam generator of a certain amount of atomization.
4. a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide according to claim 1,
It is characterized in that：With pulsewidth 220ns, 470~490mJ of pulse energy, repetition rate 45Hz laser with 32~34cm2/ min's
Speed irradiates battery anode slice.
5. a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide according to claim 1,
It is characterized in that：The positive electrode that energy entrained by laser is coated over positive plate surface is absorbed, so as to form sharply
The plasma of expansion and generate shock wave, shock wave is removed positive electrode from positive plate surface.
6. a kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide according to claim 1,
It is characterized in that：Hydrogen peroxide molecule generates a large amount of elemental oxygen, superoxide anion certainly under the catalytic action of plasma
The organic binder in positive electrode can not only be decomposed by base and hydroxyl radical free radical with extremely strong oxidability, also
It can play the role of activating and regenerating to positive electrode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810881792.6A CN108899607A (en) | 2018-07-24 | 2018-07-24 | A kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide |
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| CN201810881792.6A CN108899607A (en) | 2018-07-24 | 2018-07-24 | A kind of ternary cell positive material recovery method of plasma joint hydrogen peroxide |
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| CN108899607A true CN108899607A (en) | 2018-11-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291828A (en) * | 2021-12-01 | 2022-04-08 | 殷衡 | Method for recycling ternary battery positive electrode material by combining plasma with hydrogen peroxide |
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| CN103151519A (en) * | 2013-02-22 | 2013-06-12 | 同济大学 | Method for oxidizing agent-aided restoration of failed lithium cobalt oxide under reinforcement of ultrasonic field |
| CN105186059A (en) * | 2015-09-23 | 2015-12-23 | 合肥国轩高科动力能源有限公司 | Recycling method of graphite material of negative electrode of failed square lithium ion battery |
| CN107919508A (en) * | 2016-10-11 | 2018-04-17 | 中国科学院过程工程研究所 | A kind of method that positive electrode is remanufactured using waste and old lithium ion battery |
| CN108011148A (en) * | 2017-11-29 | 2018-05-08 | 河南小威环境科技有限公司 | A kind of method from waste and old lithium ion battery recycling metal |
| CN108199107A (en) * | 2018-01-03 | 2018-06-22 | 娈疯 | A kind of method with plasma technique recycling ternary cell positive material |
-
2018
- 2018-07-24 CN CN201810881792.6A patent/CN108899607A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151519A (en) * | 2013-02-22 | 2013-06-12 | 同济大学 | Method for oxidizing agent-aided restoration of failed lithium cobalt oxide under reinforcement of ultrasonic field |
| CN105186059A (en) * | 2015-09-23 | 2015-12-23 | 合肥国轩高科动力能源有限公司 | Recycling method of graphite material of negative electrode of failed square lithium ion battery |
| CN107919508A (en) * | 2016-10-11 | 2018-04-17 | 中国科学院过程工程研究所 | A kind of method that positive electrode is remanufactured using waste and old lithium ion battery |
| CN108011148A (en) * | 2017-11-29 | 2018-05-08 | 河南小威环境科技有限公司 | A kind of method from waste and old lithium ion battery recycling metal |
| CN108199107A (en) * | 2018-01-03 | 2018-06-22 | 娈疯 | A kind of method with plasma technique recycling ternary cell positive material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291828A (en) * | 2021-12-01 | 2022-04-08 | 殷衡 | Method for recycling ternary battery positive electrode material by combining plasma with hydrogen peroxide |
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Application publication date: 20181127 |
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