CN106229571A - Batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery - Google Patents
Batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery Download PDFInfo
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- CN106229571A CN106229571A CN201610663057.9A CN201610663057A CN106229571A CN 106229571 A CN106229571 A CN 106229571A CN 201610663057 A CN201610663057 A CN 201610663057A CN 106229571 A CN106229571 A CN 106229571A
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- battery
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- lithium ion
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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
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The semi-enclosed electric discharge device of high-efficiency and continuous of a kind of batch processing waste and old lithium ion battery, including the semi-enclosed discharge vessel containing electric discharge solution, battery charging device, discharge transporter, exhaust gas processing device, battery recycling groove.Lithium ion battery is put to battery storage bin, via star-like feeder, enters in discharge vessel.Dropping to the amount ratio of ferrous sulfate and manganese sulfate material for starting electric discharge in the electric discharge solution of 2:1, through the electric discharge of 14 hours, battery, with conveyer belt emersion solution surface, entered into Lin Gan district.In Lin Gan district, the solution of battery surface is flowed down by the hole on belt, gas skirt the air-flow produced is accelerated battery and drenched dry process.Drench dry battery and move to the conveyer belt end, fall into battery collecting tank.Air-flow in container is flowed into by air inlet and is pooled to gas skirt, discharges through centrifugal blower by after the escaping gas that the absorption of absorption storehouse is potential.The outstanding features such as the present invention has simple to operate, safe and efficient, with low cost, environmental protection.
Description
Technical field
The present invention relates to the device design that waste and old lithium ion battery is discharged on a large scale, be for there being remaining capacity in a large number
Waste and old lithium ion battery design efficiently and the electric discharge device of environmental protection, belong at the electron wastes in field of environment protection
Reason, resource field.
Background technology
The continuous progress and development of science and technology makes the figure of lithium ion battery be seen everywhere, little mechanical, electrical brain in one's hands, photographing unit
Deng portable electric appts, arrive greatly the energy storage such as new-energy automobile, military aerospace field, lithium ion battery as accumulation power supply should
The most extensive with space.Research shows, the cycle period of lithium ion is about 500 times, and during repeated charge, lithium from
The electrode expansion of sub-battery easily blocks active substance, causes inactivation.The surge of lithium ion battery usage amount will also result in its its huge
Big learies.But waste and old lithium ion battery is different from other electron wastes.Lithium ion battery after scrapping is the most remaining
Variable amount of electricity, if directly carrying out next step recycling, such as Mechanical Crushing etc., remaining energy is under sharp impacts
Spark may be produced and existence sets off an explosion, threatens safe equivalent risk.
High-volume is not yet had to recycle the case of waste and old lithium ion battery, to waste and old lithium ion battery outside Present Domestic
A small amount of recycling during, great majority use NaCl solution charging methods.As Chinese invention patent " a kind of waste and old lithium from
Sub-battery-efficient pulverizes new technology " (Wu Caibin etc., patent No. CN201010510406.6), it is proposed that a kind of for waste and old lithium from
Sub-battery Wet-type high-efficient pulverizes the flow process of new technology, and wherein the process of the remaining electricity of release is to be used by pending waste and old lithium ion battery
5%NaCl solution carries out soaking 2h process, makes remaining electricity Spontaneous release by saline soak.NaCl solution is carried out by this electric discharge system
, there is series reaction in electrolysis, reaction equation is as follows:
2H2O+2Na→2NaOH+H2
H2O+Cl2→HCl+HClO
NaOH+HCl→NaCl+H2O
2Al+2NaOH+2H2O→2NaAlO2+3H2
NaAlO2+HCl+H2O→Al(OH)3+NaCl
By above-mentioned reaction equation it can be seen that this NaCl electric discharge system will produce a large amount of gas, discharge process also causes
Electric discharge solution is in stronger alkalescence.Waste and old lithium ion battery is caused serious corrosion, makes electrolyte leak, a large amount of alkane can be produced
Organic gas and the flocculation sediments such as hydrocarbon, alkene and dimethyl carbonate.The method is opening system, meeting in industrial practice
The safety of working environment and the health of operator are caused grave danger.
Through retrieving, and Chinese invention patent " the highly effective and safe charging method of a kind of waste and old lithium ion battery " (Song Jishun etc., specially
Profit CN201510293356.3), it is provided that a kind of by the electrochemical discharge method being placed in mixed solution of waste and old lithium ion battery.
This mixed solution is NaSO4,K2SO4,NaNO3And KNO3Deng one or more saturated salt solution arbitrary proportion and Na2CO3,
K2CO3, the mixture of one or more arbitrary proportions in NaOH and KOH, modulation pH value to 10-12.The electric discharge of the method
Solution is strong basicity, easily corrodes the shell of lithium ion battery, and the electrolyte of inside battery leaks, polluting property
The generation of organic gas, also can jeopardize the healthy of staff in industrial practice.This discharge process is total simultaneously
Persistent period is about 70h, and discharge process is very long, and discharging efficiency is the lowest, is unfavorable for commercial Application.
Summary of the invention
For defect of the prior art, the purpose of the present invention overcomes above-mentioned prior art, it is provided that a kind of batch reclaims useless
The semi-enclosed electric discharge device of high-efficiency and continuous of old lithium ion battery.This device realizes the continuous continuous-flow type to waste and old lithium ion battery
Discharge process, and effective collection and absorption plant, operation are set for issuable pollutant in this semiclosed system
Simply, high-efficiency cleaning, it is achieved recovery, regeneration and the recycling treatment to waste and old lithium ion battery.
The technical solution of the present invention is as follows:
A kind of batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, and feature is that its composition includes, containing putting
The electricity semi-enclosed discharge vessel of solution, battery charging device, electric discharge transporter, exhaust gas processing device and battery recycling groove；
The top side of described discharge vessel is connected with described battery charging device, and bottom is hypotenuse, and bottom lowest part sets
Being equipped with discharge gate, internal place described electric discharge transporter, the battery side that feeds intake is provided with fluid infusion mouth and air inlet, battery outlet port side
Being provided above exhaust gas processing device, battery outlet port side-lower arranges battery recycling groove.
Described electric discharge solution refer to the ferrous sulfate amount with manganese sulfate material than the mixed solution for 2:1, wherein, sulphuric acid is sub-
Ferrous solution concentration is 0.8mol/L, and manganese sulfate solution concentration is 0.4mol/L.
Described battery charging device includes battery storage bin and Star-like unloader, stores electricity to be discharged in described storage bin
Pond, by controlling the input speed of the speed controlling battery of Star-like unloader, Star-like unloader produces during charging simultaneously
Sealing function, prevents the gas leak in discharge vessel.
Described semi-enclosed discharge vessel is stainless steel, and inwall does polishing.
Described electric discharge actuating device includes transmission band and the parting bead being arranged on this transmission band, and conveyer belt is provided with hole,
The size of this hole is less than battery size.
Described exhaust gas processing device includes gas skirt, absorption storehouse and centrifugal blower, and described gas skirt is placed in discharge vessel
Inside, and it is positioned at above electric discharge actuating device, the top of gas skirt is connected with centrifugal blower through absorption storehouse by pipeline, described suction
Attached storehouse is placed acticarbon.
Described electric discharge transporter speed is adjustable, it is ensured that battery is no less than 14 hours discharge time in the solution.
Lithium ion battery is put to battery storage bin, via star-like feeder, enters in discharge vessel, drops to electric discharge
Starting electric discharge in solution, after solution buffers, battery is stopped by Rubber Conveyor Belt Scrap and slowly moves with conveyer belt.Through 14 hours
Electric discharge, the voltage of all of lithium ion battery is down to below 0.5V.Battery, with conveyer belt emersion solution surface, enters into pouring dry
Region.Drenching dry region, the solution of battery surface can be flowed down by the hole on belt, gas skirt the air-flow produced accelerates battery
Drench dry process.Drench dry battery and move to the conveyer belt end, fall into battery collecting tank.Air-flow in container is flowed into also by air inlet
It is pooled to gas skirt, discharges through centrifugal blower by after the escaping gas that the absorption of absorption storehouse is potential.By passing in discharge process
The battery sending the upper landing of band is collected owing to action of gravity concentrates on container bottom discharge gate.
Compared with prior art, the present invention has a following beneficial effect:
1) there is feature with low cost, efficient, free of contamination；
2) electric discharge of lithium ion battery high-efficiency and continuous can be realized；Treating capacity is high, it is easy to commercial Application.
3) the neutral chemical electric discharge system remaining electricity eliminated in waste and old lithium ion battery fast and safely, the scope of application are used
Extensively, discharging efficiency is high, and treating capacity is high, it is easy to commercial Application.
4) feature such as pollution-free, reduces environmental pollution.
Accompanying drawing explanation
Fig. 1 is the structural representation that present invention batch reclaims the semi-enclosed electric discharge device of high-efficiency and continuous of waste and old lithium ion battery
Figure；
In figure, 1 is discharge vessel, and 2 is fluid infusion mouth, and 3 is air inlet, and 4 is electric discharge solution, and 5 is bottom discharging mouth, and 6 is electricity
Pond storage bin, 7 is discharger, and 8 is conveyer belt, and 9 is parting bead, and 10 is gas skirt, and 11 is absorption storehouse, and 12 is acticarbon,
13 is centrifugal blower, and 14 is battery collecting tank, and 15 is non-discharge battery, and 16 is battery in electric discharge, and 17 is battery after electric discharge.
Fig. 2 is to produce gas mass spectrum in the discharge process of tradition NaCl electric discharge solution；
Fig. 3 is the mass spectrum that the mixing electric discharge solution that the present invention uses produces gas；
Fig. 4 is the ferrous sulfate that uses of the present invention and waste and old lithium ion battery is put by the certain proportion mixed solution of manganese sulfate
The change in voltage figure of electricity.
Detailed description of the invention
Below in conjunction with concrete operations example, the present invention will be described in detail.Following case study on implementation will assist in this area
Technical staff be further appreciated by the present invention, but limit to the present invention the most in any form.It should be pointed out that, to this area
For those of ordinary skill, on the premise of without departing from inventive concept, it is also possible to make some deformation and improvement.
As it is shown in figure 1, a kind of batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, including, molten containing electric discharge
The semi-enclosed discharge vessel of liquid, battery charging device, electric discharge transporter, exhaust gas processing device and battery recycling groove, specifically
:
The described semi-enclosed discharge vessel containing electric discharge solution is stainless steel, and polishing is done in inside, and battery feeds intake
Side arranges air inlet 3, fluid infusion mouth 2, is connected above battery charging device, and inclined downward formula designs, and bottom arranges discharge gate 5, interior
Portion arranges electric discharge transporter, and battery outlet port side arranges exhaust gas processing device.Equipped with ferrous sulfate and manganese sulfate in discharge vessel
The amount of material is than the mixed solution 4 for 2:1, and copperas solution concentration is 0.8mol/L, and manganese sulfate solution concentration is
0.4mol/L.This proportioning solution with tradition NaCl solution compared with, discharge process nonstaining property gas output, as shown in Figure 2 and Figure 3.
Discharge gate 5 is periodically opened discharge and is combined in the battery of container bottom, and fluid infusion mouth 2 does quantitative solution again and supplements.
Described battery charging device is positioned at above semi-enclosed discharge vessel, charging device by battery storage bin 6 with star-like
Discharger 7 forms.Storage bin 6 stores battery 15 to be discharged, by controlling the throwing of the speed controlling battery of Star-like unloader 7
Putting speed, Star-like unloader 7 produces sealing function during charging simultaneously, prevents the gas leak in discharge vessel.
Described electric discharge actuating device, by low-speed running in semi-enclosed container continuously, makes waste and old lithium ion battery put
Enough time is had to discharge completely in electricity solution 4.The section transmission parts of the electric discharge actuating device being immersed in electric discharge solution 4
Making encapsulation process, transmission band 8 is quality of rubber materials, and conveyer belt 8 arranges parting bead 9, prevents battery landing during transmitting.If any
Battery, from conveyer belt 8 landing, due to action of gravity, can be pooled to the discharge gate 5 of container bottom.Conveyer belt uses hollow out design,
Hole size is much smaller than battery size.When battery departs from solution 4, solution can be flowed down by hole, plays the dry effect of pouring.
Described exhaust gas processing device is made up of gas skirt 10, absorption storehouse 11, centrifugal blower 13.Gas skirt 10 is placed in electric discharge
Container 1 is internal, is positioned at above electric discharge actuating device.Centrifugal blower 13 produces negative pressure, and in making container, solution 4 overhead gas is to gas collection
Cover 10 collects, and the air-flow above battery 17 can be accelerated battery and drench dry process.Absorption storehouse 11 is placed acticarbon 12, and fixed
Phase is changed.Electric discharge solution 4 overhead gas adsorbs warp after potential escaping gas by absorption storehouse 11 after gas skirt 10 collects
Centrifugal blower 13 discharges.
Described electric discharge transporter speed is adjustable, it is ensured that battery is no less than 14 hours discharge time in the solution.
Lithium ion battery 15 is put to battery storage bin 6, via star-like feeder 7, enters in discharge vessel 1.Fall
Starting electric discharge in electric discharge solution 4, after solution buffers, battery 16 is stopped by Rubber Conveyor Belt Scrap 8 and slowly moves with conveyer belt.
Through the electric discharge of 14 hours, the voltage of all of lithium ion battery was down to below 0.5V, as shown in Figure 4.Battery floats with conveyer belt
Go out to discharge solution 4 surface, enters into the dry region of pouring.Drenching dry region, the solution on battery 17 surface can be by the hole stream on belt
Under, gas skirt 10 air-flow produced is accelerated battery and is drenched dry process.Drench dry battery 17 and move to conveyer belt 8 end, fall into electricity
Pond collecting tank 14.Air-flow in container is flowed into and is pooled to gas skirt 10 by air inlet 3, adsorbs potential waving by absorption storehouse 11
Discharge through centrifugal blower 13 after the property sent out gas.Discharge process is concentrated on due to action of gravity by the battery of landing on conveyer belt
Container bottom discharge gate 5 is collected.
The implementation case is semi-enclosed operating system, and in mixing electric discharge solution, discharging efficiency is high, and discharge process cleans.
And within the system, issuable pollution gas is also carried out centralized collection process, protects the strong of operator
Health and safety.Device of the present invention has the outstanding features such as simple to operate, safe and efficient, with low cost, environmental protection.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims, this not shadow
Ring the flesh and blood of the present invention.
Claims (7)
1. batch reclaims a semi-enclosed electric discharge device for waste and old lithium ion battery, is characterised by that its composition includes, containing electric discharge
The semi-enclosed discharge vessel of solution, battery charging device, electric discharge transporter, exhaust gas processing device and battery recycling groove；
The top side of described discharge vessel is connected with described battery charging device, and bottom is hypotenuse, and bottom lowest part is provided with
Discharge gate, internal places described electric discharge transporter, and the battery side that feeds intake is provided with fluid infusion mouth and air inlet, above battery outlet port side
Arranging exhaust gas processing device, battery outlet port side-lower arranges battery recycling groove.
Batch the most according to claim 1 reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, it is characterised in that
Described electric discharge solution refer to the ferrous sulfate amount with manganese sulfate material than the mixed solution for 2:1, wherein, copperas solution is dense
Degree is 0.8mol/L, and manganese sulfate solution concentration is 0.4mol/L.
Batch the most according to claim 1 and 2 reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, and its feature exists
In, described battery charging device includes battery storage bin and Star-like unloader, stores battery to be discharged in described storage bin, logical
Crossing the input speed of the speed controlling battery controlling Star-like unloader, Star-like unloader produces to seal during charging and makees simultaneously
With, prevent the gas leak in discharge vessel.
Batch the most according to claim 1 and 2 reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, and its feature exists
In, described semi-enclosed discharge vessel is stainless steel, and inwall does polishing.
Batch the most according to claim 1 and 2 reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, and its feature exists
In, described electric discharge actuating device includes transmission band and the parting bead being arranged on this transmission band, and conveyer belt is provided with hole, this hole
Size less than battery size.
Batch the most according to claim 1 and 2 reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, and its feature exists
In, described exhaust gas processing device includes gas skirt, absorption storehouse and centrifugal blower, and described gas skirt is placed in inside discharge vessel,
And it being positioned at above electric discharge actuating device, the top of gas skirt is connected with centrifugal blower through absorption storehouse by pipeline, described absorption storehouse
Middle placement acticarbon.
Batch the most according to claim 1 and 2 reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery, and its feature exists
In, described electric discharge transporter speed is adjustable, it is ensured that battery is no less than 14 hours discharge time in the solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610663057.9A CN106229571A (en) | 2016-08-12 | 2016-08-12 | Batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610663057.9A CN106229571A (en) | 2016-08-12 | 2016-08-12 | Batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery |
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| CN106229571A true CN106229571A (en) | 2016-12-14 |
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| CN201610663057.9A Pending CN106229571A (en) | 2016-08-12 | 2016-08-12 | Batch reclaims the semi-enclosed electric discharge device of waste and old lithium ion battery |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876821A (en) * | 2017-03-10 | 2017-06-20 | 广东纳玛逊科技有限公司 | A kind of new energy resource power battery Dismantlement equipment |
| CN107017445A (en) * | 2017-05-03 | 2017-08-04 | 广州中国科学院沈阳自动化研究所分所 | Based on chemical discharge type electrokinetic cell automatic discharging, disassemble recovery system and control method |
| CN108110361A (en) * | 2017-12-20 | 2018-06-01 | 上海迅选智能科技有限公司 | Waste and old power lithium-ion battery bag electric discharge device and method |
| CN108270029A (en) * | 2017-12-28 | 2018-07-10 | 合肥国轩高科动力能源有限公司 | A kind of waste and old ternary lithium battery discharge processing method and system |
| CN108649292A (en) * | 2018-07-11 | 2018-10-12 | 河南巨峰环保科技有限公司 | A kind of lithium battery automatic discharge device |
| CN109088118A (en) * | 2018-08-17 | 2018-12-25 | 清华四川能源互联网研究院 | A kind of lithium ion battery electric discharge device and method |
| CN109103527A (en) * | 2018-08-23 | 2018-12-28 | 清华四川能源互联网研究院 | Waste and old power battery electric discharge device and method |
| CN109494424A (en) * | 2018-11-19 | 2019-03-19 | 浙江新时代中能循环科技有限公司 | A kind of discharge of waste power lithium batteries device |
| CN109713391A (en) * | 2018-12-07 | 2019-05-03 | 株洲鼎端装备股份有限公司 | Used Li ion cell discharge system suitable for industrial applications |
| CN110391474A (en) * | 2018-04-23 | 2019-10-29 | 中南大学 | A kind of charging method of waste and old lithium ion battery |
| CN112713327A (en) * | 2020-12-22 | 2021-04-27 | 宁波格劳博智能工业有限公司 | Full-automatic recovery workstation of waste earthen bowl body residual material of lithium battery anode material |
| CN113488712A (en) * | 2021-07-05 | 2021-10-08 | 北矿机电科技有限责任公司 | Discharging device and method for intermittent closed power lithium battery |
| CN113948784A (en) * | 2021-12-21 | 2022-01-18 | 河南工学院 | Discharge device for recycling lithium battery |
| CN114583305A (en) * | 2022-02-28 | 2022-06-03 | 环创(厦门）科技股份有限公司 | Lithium battery discharging device, lithium battery recycling device and lithium battery recycling method |
| CN114703371A (en) * | 2022-03-14 | 2022-07-05 | 昆明理工大学 | Device and method for recovering copper by cooperatively treating copper-containing waste liquid through waste battery discharge |
| JP7493212B2 (en) | 2021-03-19 | 2024-05-31 | 深セン清研リチウム業科技有限公司 | Method and device for safe continuous discharge of used lithium batteries |
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| CN106876821A (en) * | 2017-03-10 | 2017-06-20 | 广东纳玛逊科技有限公司 | A kind of new energy resource power battery Dismantlement equipment |
| CN107017445B (en) * | 2017-05-03 | 2019-07-30 | 广州中国科学院沈阳自动化研究所分所 | Based on chemical discharge type power battery automatic discharging, dismantling recovery system and control method |
| CN107017445A (en) * | 2017-05-03 | 2017-08-04 | 广州中国科学院沈阳自动化研究所分所 | Based on chemical discharge type electrokinetic cell automatic discharging, disassemble recovery system and control method |
| CN108110361A (en) * | 2017-12-20 | 2018-06-01 | 上海迅选智能科技有限公司 | Waste and old power lithium-ion battery bag electric discharge device and method |
| CN108110361B (en) * | 2017-12-20 | 2019-12-03 | 上海迅选智能科技有限公司 | Waste and old power lithium-ion battery packet electric discharge device and method |
| CN108270029A (en) * | 2017-12-28 | 2018-07-10 | 合肥国轩高科动力能源有限公司 | A kind of waste and old ternary lithium battery discharge processing method and system |
| CN110391474B (en) * | 2018-04-23 | 2020-09-29 | 中南大学 | Discharging method of waste lithium ion battery |
| CN110391474A (en) * | 2018-04-23 | 2019-10-29 | 中南大学 | A kind of charging method of waste and old lithium ion battery |
| CN108649292A (en) * | 2018-07-11 | 2018-10-12 | 河南巨峰环保科技有限公司 | A kind of lithium battery automatic discharge device |
| CN109088118A (en) * | 2018-08-17 | 2018-12-25 | 清华四川能源互联网研究院 | A kind of lithium ion battery electric discharge device and method |
| CN109103527A (en) * | 2018-08-23 | 2018-12-28 | 清华四川能源互联网研究院 | Waste and old power battery electric discharge device and method |
| CN109494424A (en) * | 2018-11-19 | 2019-03-19 | 浙江新时代中能循环科技有限公司 | A kind of discharge of waste power lithium batteries device |
| CN109713391A (en) * | 2018-12-07 | 2019-05-03 | 株洲鼎端装备股份有限公司 | Used Li ion cell discharge system suitable for industrial applications |
| CN112713327A (en) * | 2020-12-22 | 2021-04-27 | 宁波格劳博智能工业有限公司 | Full-automatic recovery workstation of waste earthen bowl body residual material of lithium battery anode material |
| JP7493212B2 (en) | 2021-03-19 | 2024-05-31 | 深セン清研リチウム業科技有限公司 | Method and device for safe continuous discharge of used lithium batteries |
| CN113488712A (en) * | 2021-07-05 | 2021-10-08 | 北矿机电科技有限责任公司 | Discharging device and method for intermittent closed power lithium battery |
| CN113948784A (en) * | 2021-12-21 | 2022-01-18 | 河南工学院 | Discharge device for recycling lithium battery |
| CN113948784B (en) * | 2021-12-21 | 2022-03-15 | 河南工学院 | Discharge device for recycling lithium battery |
| CN114583305A (en) * | 2022-02-28 | 2022-06-03 | 环创(厦门）科技股份有限公司 | Lithium battery discharging device, lithium battery recycling device and lithium battery recycling method |
| CN114583305B (en) * | 2022-02-28 | 2024-05-03 | 环创(厦门）科技股份有限公司 | Lithium battery discharging device, lithium battery recycling device and recycling method |
| CN114703371A (en) * | 2022-03-14 | 2022-07-05 | 昆明理工大学 | Device and method for recovering copper by cooperatively treating copper-containing waste liquid through waste battery discharge |
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