CN107638794A - A kind of novel electrolyte zero waste gas emission environment friendly system - Google Patents
A kind of novel electrolyte zero waste gas emission environment friendly system Download PDFInfo
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- CN107638794A CN107638794A CN201710971322.4A CN201710971322A CN107638794A CN 107638794 A CN107638794 A CN 107638794A CN 201710971322 A CN201710971322 A CN 201710971322A CN 107638794 A CN107638794 A CN 107638794A
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 41
- 239000002912 waste gas Substances 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 75
- 239000007789 gas Substances 0.000 claims abstract description 63
- 238000001816 cooling Methods 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 31
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 239000012809 cooling fluid Substances 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 238000002485 combustion reaction Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000012544 monitoring process Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000498 cooling water Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 17
- 239000002699 waste material Substances 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 8
- 229910001634 calcium fluoride Inorganic materials 0.000 description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000003317 industrial substance Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The invention discloses a kind of novel electrolyte zero waste gas emission environment friendly system, including the gas-liquid separation device being sequentially communicated, condensate collection device, gas collection compression set and reaction unit, gas-liquid separation device input is connected with several battery packs, the output end of gas-liquid separation device is communicated with vacuum line, condensate collection device includes cooling device and cooling fluid reservoir, cooling device is communicated with body, body stretches into the bottom of cooling fluid reservoir, gas collection compression set includes the vavuum pump being sequentially communicated, gas tank A, reciprocating air compressor and gas tank B, reaction unit includes the ejector being sequentially communicated, collector and combustion mechanism, ejector connects with gas tank B, ejector is communicated with container one, deflector is provided with collector, the beneficial effect that the present invention realizes is：Electrolyte waste liquid is reduced, closed-loop process is carried out to waste gas, solves battery industry due to the pollution problem of HF and other organic gas to environment caused by electrolyte waste liquid.
Description
Technical field
The invention belongs to the technical field of lithium battery electrolytes waste gas purification, specifically, is related to a kind of novel electrolyte
Zero waste gas emission environment friendly system.
Background technology
The fluid injection process of the lithium battery of present, typically in order to ensure that electrolyte can be effectively entered inside battery core,
Had after fluid injection and vacuumize standing process, partial electrolyte liquid gaseous volatilization occurs in the process.The electrolyte of volatilization can be to environment
It can pollute.
The square aluminum hull battery core of current driving force is melted into formation process by the way of negative pressure of vacuum absorption to battery core,
To ensure the uniformity of battery core interlamellar spacing, leakage, vacuum slot and battery core contact start are not present between vacuum slot and battery
Work, whole system and environment are isolation, and there is no problem；But in negative pressure formation process, the sub-fraction in battery
Caused gas in electrolyte and formation process, as vacuum pipe can be discharged in environment, caused gas in formation process
Body include H2, CO2, C2H4, CH4, C2H6, the volatile organic solvent in electrolyte for the volatile organic solvents such as DMC, EC with
And electrolyte and the reaction of micro water can produce fluoride (HF).
Fluorine caused by chemical conversion inside the electrolyte waste liquid and battery core that lithium battery Soft Roll is discharged in vacuum-pumping and sealing process at present
Compound (HF) and other organic gas, environment can be polluted by vacuum pipe discharge, the generation (HF) of hydrofluoric acid can be tight
Weight welding, with the electrolyte that chemical conversion air-flow is brought out, cause the increase of electrolyte waste liquid, battery core is protected liquid measure and reduced, can make
It is poor into battery core consistency of performance.
The content of the invention
For deficiency above-mentioned in the prior art, the present invention, which provides a kind of HF caused by electrolyte waste liquid and other of solving, to be had
Pollution problem, the generation of reduction manufacturing process electrolyte waste liquid and the Novel electrolytic of increase battery core guarantor liquid measure of the machine gas to environment
Liquid zero waste gas emission environment friendly system.
In order to achieve the above object, the solution that uses of the present invention is：A kind of novel electrolyte zero waste gas emission environmental protection
System, including gas-liquid separation device, condensate collection device, gas collection compression set and the reaction unit being sequentially communicated.
Gas-liquid separation device input is connected with several battery packs, and the gas output end of gas-liquid separation device is communicated with very
Blank pipe road, described condensate collection device are connected with gas-liquid separation device by vacuum line.
Condensate collection device includes cooling device and cooling fluid reservoir, and cooling device one end connects with gas-liquid separation device,
The cooling device other end is communicated with body, and body stretches into the bottom of cooling fluid reservoir.
Gas collection compression set includes vavuum pump, gas tank A, reciprocating air compressor and the gas tank B being sequentially communicated, described true
Empty pump both ends are communicated with connecting tube one and connecting tube two, and connecting tube one is stretched into cooling fluid reservoir, and connecting tube two and gas tank A connects
It is logical.
Reaction unit includes ejector, collector and the combustion mechanism being sequentially communicated, and ejector connects with gas tank B, jet
Device is also communicated with container one, and deflector is provided with the collector.
Further, described gas-liquid separation device includes several gas-liquid separators, gas-liquid separator one end and battery
Group connection, the gas-liquid separator other end are connected with vacuum line, and switch valve is provided between gas-liquid separator and vacuum line.
Further, described gas-liquid separation device also includes monitoring analysis device.
Further, described cooling device include double-deck cooling coil and cooling water receptacle, double-deck cooling coil one end with it is cold
But water receptacle connects, and cools down and is provided with the pump housing between water receptacle and double-deck cooling coil, and the double-deck cooling coil other end is communicated with body,
The body stretches into the bottom of cooling fluid reservoir, and double-deck cooling coil connects with the vacuum line.
Further, described cooling liquid storage pot bottom is provided with manual bleeder valve, and described cooling fluid reservoir is provided with
Liquid level inductor and alarm.
Further, pressure detector is provided with described gas tank A and gas tank B, described vavuum pump is that blade is true
Empty pump.
Further, check valve one is provided between described gas tank A and reciprocating air compressor, gas tank B exits are set
There is check valve two.
Further, choke valve one is provided between check valve two and ejector.
Further, agitator is provided with the container one, choke valve two, institute are provided between container one and ejector
The ejector stated is connected with flow monitor.
Further, solid collection port is additionally provided with described collector.
The beneficial effects of the invention are as follows：
1st, a gas-liquid separation device controlled with valve is increased among battery or battery core group and vacuum source, will be with chemical conversion
The electrolyte that air-flow is brought out flows back to electrolyte inside battery core after being separated by gas-liquid separation device again, reduces electrolyte and gives up
Liquid and can, which improves, protects liquid measure.
2nd, cooling of the volatile solvent of electrolyte volatilization Jing Guo chilled water coil is converted to liquid collection in cooling liquid storage
Periodically or after filling released in tank, due to cooling procedure under the conditions of -35 DEG C of dew point so not producing condensed water.
3rd, there is the suspension of Ca (OH) 2 in container one, CaF2 solids are produced with the HF reactions in pipeline, as air-flow comes out
CaF2 adsorb and collect on deflector, CaF2 be a kind of important industrial chemicals can sell generation value.
4th, responseless C2H4, CH4, C2H6, H2 produce H2O, CO2 by burning, realize thoroughly solve battery industry
Due to HF caused by electrolyte waste liquid and pollution problem of other organic gas to environment.
Brief description of the drawings
Fig. 1 is the structural representation of the novel electrolyte zero waste gas emission environment friendly system of the present invention.
In accompanying drawing：
11st, gas-liquid separator；12nd, switch valve；21st, fluid reservoir is cooled down；22nd, body；23rd, double-deck cooling coil；24th, cooling water
Container；25th, the pump housing；26th, manual bleeder valve；31st, vavuum pump；32nd, gas tank A；33rd, reciprocating air compressor；34th, gas tank B；35th, it is single
To valve one；36th, check valve two；37th, connecting tube one；38th, connecting tube two；41st, ejector；42nd, collector；43rd, combustion mechanism；
44th, choke valve one；45th, container one；46th, choke valve two；47th, agitator；48th, deflector；49th, solid collection port；50th, vacuum tube
Road.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described：
To make the object, technical solutions and advantages of the present invention clearer, the technical scheme in the present invention is carried out below
Clearly and completely describe, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
Referring to the drawings 1, the present invention provides a kind of novel electrolyte zero waste gas emission environment friendly system, including the gas being sequentially communicated
Liquid separating apparatus, condensate collection device, gas collection compression set and reaction unit.
Gas-liquid separation device input is connected with several battery packs, and the gas output end of gas-liquid separation device is communicated with very
Blank pipe road 50, described condensate collection device are connected with gas-liquid separation device by vacuum line 50, will be with chemical conversion air-flow quilt
The electrolyte brought out flows back to electrolyte inside battery core after being separated by gas-liquid separation device again, reduces electrolyte waste liquid and can
Improve and protect liquid measure.
Condensate collection device includes cooling device and cooling fluid reservoir 21, and cooling device one end connects with gas-liquid separation device
Logical, the cooling device other end is communicated with body 22, and body 22 stretches into the bottom of cooling fluid reservoir 21, and cooling device is by electrolyte
Effumability gas change into liquid through supercooling and collect regular in cool down fluid reservoir 21 or releasing after filling.
Gas collection compression set includes vavuum pump 31, gas tank A32, reciprocating air compressor 33 and the gas tank being sequentially communicated
B34, the both ends of vavuum pump 31 are communicated with connecting tube 1 and connecting tube 2 38, and connecting tube 1 stretches into cooling fluid reservoir 21
Interior, connecting tube 2 38 connects with gas tank A32, and remaining waste gas is uniformly collected into gas tank A32 by vavuum pump 31 and stored, back and forth
Formula air compressor machine 33 absorbs gas since gas tank A32 and is compressed into compressed air.
Reaction unit includes ejector 41, collector 42 and the combustion mechanism 43 being sequentially communicated, ejector 41 and gas tank B34
Connection, ejector 41 is also communicated with container 1, deflector 48 is provided with the collector 42, when compression pressure reaches
When more than setting value, by ejector 41 produce negative pressure by the suspension intake lines of Ca (OH) 2 of the saturation in container 1 with
HF reactions therein produce CaF2 solids, and solid enters collector 42 with air-flow.The CaF2 come out with air-flow is in deflector
Adsorb and collect on 48, CaF2 be a kind of important industrial chemicals can sell generation value, responseless C2H4, CH4,
C2H6, H2 produce H2O, CO2 by burning, solve HF caused by electrolyte waste liquid and pollution of other organic gas to environment
Problem.
In the present embodiment, described gas-liquid separation device includes several gas-liquid separators 11, the one end of gas-liquid separator 11
Connected with battery pack, the other end of gas-liquid separator 11 connects with vacuum line 50, between gas-liquid separator 11 and vacuum line 50
Switch valve 12 is provided with, switch valve 12 controls the work of gas-liquid separator 11.
In the present embodiment, described gas-liquid separation device also includes monitoring analysis device, the process monitoring gas-liquid separation journey
Degree, if not up to standard, one or more groups of gas-liquid separation devices can increased.
In the present embodiment, described cooling device includes double-deck cooling coil 23 and cooling water receptacle 24, double-deck cooling coil 23
One end connects with cooling water receptacle 24, cools down and is provided with the pump housing 25, double-deck cooling coil between water receptacle 24 and double-deck cooling coil 23
23 other ends are communicated with body 22, and the body 22 stretches into the bottom of cooling fluid reservoir 21, double-deck cooling coil 23 and the vacuum
Pipeline 50 connects, and tracheae will lead to coolant tank bottom, prevent liquid splash.
In the present embodiment, the described bottom of cooling fluid reservoir 21 is provided with manual bleeder valve 26, described cooling fluid reservoir
21 are provided with liquid level inductor and alarm.The process is by liquid level inductor, constantly level monitoring state, liquid level induction alarm
Afterwards, exclude manually.
In the present embodiment, pressure detector, described vavuum pump 31 are provided with described gas tank A32 and gas tank B34
For sliding vane rotary vacuum pump 31.
In the present embodiment, check valve 1, gas tank B34 are provided between described gas tank A32 and reciprocating air compressor 33
Exit is provided with check valve 2 36.
In the present embodiment, choke valve 1 is provided between check valve 2 36 and ejector 41.
In the present embodiment, agitator 47 is provided with described container 1, is set between container 1 and ejector 41
There is choke valve 2 46, described ejector 41 is connected with flow monitor, and the suspension soakages of Ca (OH) 2 of saturation can pass through
Choke valve 2 46 adjust, ensure reaction controllable and integrality, the flow of the process monitoring ejector 41, it is ensured that reaction it is abundant
Carry out, the fluoride after the completion of reaction in detection gas, to adjust the flow of ejector 41.
In the present embodiment, solid collection port 49 is additionally provided with described collector 42.
The present invention implementation method be：
The system action is controlled by PLC, and tank body and pipeline make of stainless steel, and magnetic valve selects corrosion-proof solenoid valve.Gas
Liquid separating apparatus connects battery or battery pack, and gas-liquid separation degree, if not up to standard, Ke Yi are tested behind gas-liquid separation device
Increase one or more groups of gas-liquid separation devices.The process monitoring gas-liquid separation degree.Volatile organic solvent is double by stainless steel
Layer cooling coil 23 makes the gases such as volatile organic solvent such as DMC, EC, EMC, is condensed into liquid by 10~15 DEG C of condensed water,
Collected in fluid reservoir 21 is cooled down, body 22 will lead to cooling fluid reservoir 21 bottom, prevent liquid splash.The process passes through liquid level
Inductor, constantly level monitoring state, after liquid level induction alarm, exclude manually.Remaining fluoride and organic gas (C2H4,
CH4, C2H6, H2, HF) pass through rotary-vane vaccum pump 31, collect in gas tank A32, the process will monitor A gas tank pressure.By reciprocal
Formula air compressor machine 33 passes through check valve 1, and fluoride and organic gas (C2H4, CH4, C2H6, H2, HF) are compressed into compressed gas
Body, it is compressed in gas tank B34, the process will monitor B pressure tanks.Gas after compression passes through check valve 2 36, choke valve 1
The suspension of Ca (OH) 2 reaction by the saturation in ejector 41 and container 1 generates important commercially valuable afterwards
CaF2, CaF2 solid are collected by deflector 48 with air-flow, the flow of the process monitoring ejector 41, it is ensured that reaction it is abundant
Carry out, the fluoride after the completion of reaction in detection gas, to adjust the flow of ejector 41.Remaining C2H4, CH4, C2H6, H2 gas
Body is finally fully burnt in port by the similar device of gas-cooker.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of novel electrolyte zero waste gas emission environment friendly system, it is characterized in that：Including the gas-liquid separation device, cold being sequentially communicated
Solidifying collection device, gas collection compression set and reaction unit；
Gas-liquid separation device input is connected with several battery packs, and the output end of gas-liquid separation device is communicated with vacuum line
(50), described condensate collection device is connected with gas-liquid separation device by vacuum line (50)；
Condensate collection device includes cooling device and cooling fluid reservoir (21), and cooling device one end connects with vacuum line (50),
The cooling device other end is communicated with body (22), and body (22) stretches into the bottom of cooling fluid reservoir (21)；
Gas collection compression set includes vavuum pump (31), gas tank A (32), reciprocating air compressor (33) and the gas tank being sequentially communicated
B (34), vavuum pump (31) both ends are communicated with connecting tube one (37) and connecting tube two (38), and connecting tube one (37) stretches into cooling
In fluid reservoir (21), connecting tube two (38) connects with gas tank A (32)；
Reaction unit includes ejector (41), collector (42) and the combustion mechanism (43) being sequentially communicated, ejector (41) and gas
Tank B (34) is connected, and ejector (41) is also communicated with container one (45), and deflector (48) is provided with the collector (42).
2. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：Described gas-liquid separation
Device includes several gas-liquid separators (11), and gas-liquid separator (11) one end connects with battery pack, and gas-liquid separator (11) is another
One end is connected with vacuum line (50), and switch valve (12) is provided between gas-liquid separator (11) and vacuum line (50).
3. novel electrolyte zero waste gas emission environment friendly system according to claim 2, it is characterized in that：Described gas-liquid separation
Device also includes monitoring analysis device.
4. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：Described cooling device
Including double-deck cooling coil (23) and cooling water receptacle (24), double-deck cooling coil (23) one end connects with cooling water receptacle (24), cold
But the pump housing (25) is provided between water receptacle (24) and double-deck cooling coil (23), double-deck cooling coil (23) other end is communicated with body
(22), double-deck cooling coil (23) connects with the vacuum line (50).
5. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：Described cooling liquid storage
Tank (21) bottom is provided with manual bleeder valve (26), and described cooling fluid reservoir (21) is provided with liquid level inductor and alarm.
6. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：Described gas tank A
(32) pressure detector is provided with gas tank B (34), described vavuum pump (31) is sliding vane rotary vacuum pump (31).
7. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：Described gas tank A
(32) check valve one (35) is provided between reciprocating air compressor (33), gas tank B (34) exit is provided with check valve two
(36)。
8. novel electrolyte zero waste gas emission environment friendly system according to claim 7, it is characterized in that：Check valve two (36) with
Ejector is provided with choke valve one (44) between (41).
9. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：The container one (45)
Agitator (47) is inside provided with, choke valve two (46), described ejector are provided between container one (45) and ejector (41)
(41) it is connected with flow monitor.
10. novel electrolyte zero waste gas emission environment friendly system according to claim 1, it is characterized in that：Described collector
(42) solid collection port (49) is additionally provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971322.4A CN107638794A (en) | 2017-10-18 | 2017-10-18 | A kind of novel electrolyte zero waste gas emission environment friendly system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971322.4A CN107638794A (en) | 2017-10-18 | 2017-10-18 | A kind of novel electrolyte zero waste gas emission environment friendly system |
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| Publication Number | Publication Date |
|---|---|
| CN107638794A true CN107638794A (en) | 2018-01-30 |
Family
ID=61123698
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|---|---|---|---|
| CN201710971322.4A Pending CN107638794A (en) | 2017-10-18 | 2017-10-18 | A kind of novel electrolyte zero waste gas emission environment friendly system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224753A (en) * | 2018-09-30 | 2019-01-18 | 新疆泓森环境工程有限公司 | Fluid pressure type gas compression purification system and its compression purification method |
| CN114534435A (en) * | 2022-04-25 | 2022-05-27 | 广州天赐高新材料股份有限公司 | Method and device for treating tail gas recovered from waste lithium ion batteries and recovering batteries |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109224753A (en) * | 2018-09-30 | 2019-01-18 | 新疆泓森环境工程有限公司 | Fluid pressure type gas compression purification system and its compression purification method |
| CN114534435A (en) * | 2022-04-25 | 2022-05-27 | 广州天赐高新材料股份有限公司 | Method and device for treating tail gas recovered from waste lithium ion batteries and recovering batteries |
| CN114534435B (en) * | 2022-04-25 | 2022-07-19 | 广州天赐高新材料股份有限公司 | Method and device for treating tail gas recovered from waste lithium ion batteries and recovering batteries |
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