CN115156230A - Ternary lithium battery discharge waste gas collection system - Google Patents
Ternary lithium battery discharge waste gas collection system Download PDFInfo
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- CN115156230A CN115156230A CN202210778819.5A CN202210778819A CN115156230A CN 115156230 A CN115156230 A CN 115156230A CN 202210778819 A CN202210778819 A CN 202210778819A CN 115156230 A CN115156230 A CN 115156230A
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- discharge
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- waste gas
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- 239000002912 waste gas Substances 0.000 title claims abstract description 42
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 12
- 208000028659 discharge Diseases 0.000 claims abstract description 62
- 239000007789 gas Substances 0.000 claims abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000007921 spray Substances 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 14
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 12
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 11
- 239000002699 waste material Substances 0.000 claims description 11
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000010865 sewage Substances 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 3
- 239000012266 salt solution Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000010926 waste battery Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/002—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using a central suction system, e.g. for collecting exhaust gases in workshops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/40—Acidic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/304—Alkali metal compounds of sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/204—Inorganic halogen compounds
- B01D2257/2047—Hydrofluoric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a discharge waste gas collecting system of a ternary lithium battery, which comprises a discharge cabinet unit, a discharge chamber, a spray tower, an activated carbon box and a fan, wherein the discharge cabinet unit consists of a discharge barrel, a draining barrel, a cabinet gas collecting pipeline and a discharge cabinet, the discharge barrel and the draining barrel are arranged in the discharge cabinet, the cabinet gas collecting pipeline is communicated with the discharge cabinet, a saline solution is added in the discharge barrel, the battery is placed in the saline solution to carry out battery discharge treatment, the battery accelerates the electrolysis process in the saline solution, so that the energy in the battery is quickly consumed, a large amount of heat can be generated in the energy release process, and then the waste gas in the solution is diffused into the cabinet gas collecting pipeline. According to the invention, the discharge process of the battery is carried out in the discharge cabinet unit, and the battery can be collected into the cabinet gas collecting pipeline in the preliminary stage of waste gas generation, so that the waste gas is prevented from being emitted to the indoor space outside the discharge cabinet unit as far as possible, corresponding treatment is carried out on the source of the waste gas generation, and the safety risk of operators is reduced.
Description
Technical Field
The invention relates to the field of waste battery waste gas treatment, in particular to a discharge waste gas collecting system of a ternary lithium battery.
Background
In the battery production line, can inevitably have the wastrel of a certain quantity, this part battery is produced but can not sell as the finished product, need retrieve the reprocessing processing, because there is a large amount of energy in the battery, in order to ensure the safety of recovery processing, before the recovery processing, need release the electric quantity in the wastrel battery in advance, the battery discharge operation generally is for putting the battery dispersion into the salt solution, the battery accelerates the electrolysis process in the salt solution, make the inside energy of battery consume fast, this process of releasing energy can produce a large amount of heats usually, can lead to in partial organic matter in the solution and acid composition give off to the air, if collect the processing effectively in time, can produce very big harm to the human body.
Disclosure of Invention
The invention aims to provide a discharge waste gas collecting system for a ternary lithium battery, which aims to solve the problem of waste gas generated by discharge of defective batteries in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a discharge waste gas collecting system for a ternary lithium battery comprises
The discharge cabinet unit consists of a discharge barrel, a draining barrel, a cabinet gas collecting pipeline and a discharge cabinet, wherein the discharge barrel and the draining barrel are arranged in the discharge cabinet, the cabinet gas collecting pipeline is communicated with the discharge cabinet, a saline solution is added into the discharge barrel, the battery is placed in the saline solution to carry out battery discharge treatment, the battery accelerates the electrolysis process in the saline solution, so that the energy in the battery is quickly consumed, a large amount of heat can be generated in the energy release process, further, the waste gas in the solution is diffused into the cabinet gas collecting pipeline, and the discharged battery can be placed in the draining barrel to be drained;
the discharge chamber is internally provided with an indoor gas collecting pipeline which can be used for collecting redundant waste gas overflowing from the electricity-proof cabinet unit;
the spray tower is respectively connected with the indoor gas collecting pipeline, the cabinet gas collecting pipeline and the discharge barrel through pipelines;
the activated carbon box is connected with the spray tower through a pipeline;
the fan is connected with the activated carbon box through a pipeline and is also connected with an exhaust chimney through a pipeline.
Further, the discharging barrel and the draining barrel are connected with a waste liquid barrel through pipelines, and corresponding electromagnetic valves and a movable waste liquid self-sucking pump are arranged on the pipelines.
Further, a pipeline connecting the spray tower and the discharge barrel is provided with a corresponding electromagnetic valve and a corrosion-resistant sewage pump.
Further, the spray tower and the activated carbon box are used for treating waste gas.
The fan is used for pumping the waste gas treated by the spray tower and the activated carbon box into an exhaust chimney for discharging.
Compared with the prior art, the invention has the beneficial effects that:
the discharge process of the battery is carried out in the discharge cabinet unit, the design can collect the waste gas into a cabinet gas collecting pipeline in the preliminary stage of waste gas generation, the waste gas is prevented from being emitted to an indoor space outside the discharge cabinet unit as far as possible, corresponding treatment is carried out at the source of waste gas generation, the safety risk of operators is reduced, meanwhile, an indoor gas collecting pipeline is also arranged in the discharge chamber and is used for collecting partial gas which possibly overflows the discharge cabinet unit, the discharge chamber is kept in a negative pressure environment, harmful gas can be collected at the first time and cannot be leaked into outdoor atmosphere, a waste gas treatment part adopts a spray tower and an activated carbon adsorption process, acid gas generated by discharge of waste batteries can be effectively removed and is finally discharged through an exhaust chimney, and when the spray tower is in operation, internal alkaline water can react with the waste gas to generate a salt solution, and the salt solution can enter a discharge barrel to be utilized.
Drawings
Fig. 1 is a system configuration diagram according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a technical solution: a discharge waste gas collecting system for a ternary lithium battery comprises
The discharging cabinet unit consists of a discharging barrel, a draining barrel, a cabinet gas collecting pipeline and a discharging cabinet, wherein the discharging barrel and the draining barrel are arranged in the discharging cabinet, the cabinet gas collecting pipeline is communicated with the discharging cabinet, a saline solution is added into the discharging barrel, a battery is placed in the saline solution to perform battery discharging treatment, the battery accelerates the electrolysis process in the saline solution, so that the energy in the battery is rapidly consumed, a large amount of heat can be generated in the energy release process, the waste gas in the solution is further dissipated into the gas collecting cabinet pipeline, and the discharged battery can be placed in the draining barrel to be drained;
the electricity-proof cabinet unit is arranged in the discharge room, and an indoor gas collecting pipeline is arranged in the discharge room and can be used for collecting redundant waste gas overflowing from the electricity-proof cabinet unit;
the spray tower is respectively connected with the indoor gas collecting pipeline, the cabinet gas collecting pipeline and the discharge barrel through pipelines, waste gas in the indoor gas collecting pipeline and the cabinet gas collecting pipeline can be discharged into the spray tower for treatment, the supplementary water in the spray tower is alkaline water which is sodium hydroxide alkaline aqueous solution, the waste gas contains hydrofluoric acid, NMP and dimethyl carbonate and can react with alkali to generate a salt solution, the pipeline of the spray tower connected with the discharge barrel is provided with a corresponding electromagnetic valve and a corrosion-resistant sewage pump, the electromagnetic valve and the corrosion-resistant sewage pump are opened, and the salt solution can be input into the discharge barrel through the pipelines, so that the supplementary operation is completed;
the activated carbon box is connected with the spray tower through a pipeline, and the spray tower can discharge the treated waste gas into the activated carbon for further treatment;
the fan is connected with the activated carbon box through a pipeline, the fan is also connected with an exhaust chimney through a pipeline, and the fan is used for pumping the waste gas treated by the spray tower and the activated carbon box into the exhaust chimney for exhaust;
discharging barrel, driping bucket still have the waste liquid bucket through the pipe connection, are provided with corresponding solenoid valve and portable waste liquid self priming pump on the pipeline, when the solenoid valve was opened, utilize portable waste liquid self priming pump can with discharging the bucket with driping the waste liquid conveying in the bucket to the waste liquid bucket.
When the battery draining device is used, waste batteries are placed into the discharging barrel, salt solution in the discharging barrel is used for accelerating electrolysis of the batteries, waste gas generated in the discharging process enters the cabinet gas collecting pipeline, waste gas overflowing the discharging cabinet unit can be sucked into the indoor gas collecting pipeline, the waste gas in the two pipelines is uniformly conveyed to the spray tower for treatment, then is discharged through the activated carbon box and the fan by the spray tower and finally through the exhaust chimney, alkaline water in the spray tower can react with the waste gas to generate salt solution, the salt solution can be discharged into the discharging barrel for utilization, the batteries after discharging operation can be placed into the draining barrel for draining, and waste liquid in the discharging barrel and the draining barrel can be discharged into the waste liquid barrel through corresponding pipelines.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A discharge waste gas collecting system of a ternary lithium battery is characterized by comprising
The discharge cabinet unit consists of a discharge barrel, a draining barrel, a cabinet gas collecting pipeline and a discharge cabinet, wherein the discharge barrel and the draining barrel are arranged in the discharge cabinet, the cabinet gas collecting pipeline is communicated with the discharge cabinet, a saline solution is added into the discharge barrel, the battery is placed in the saline solution to carry out battery discharge treatment, the battery accelerates the electrolysis process in the saline solution, so that the energy in the battery is quickly consumed, a large amount of heat can be generated in the energy release process, further, the waste gas in the solution is diffused into the cabinet gas collecting pipeline, and the discharged battery can be placed in the draining barrel to be drained;
the electric-proof cabinet unit is arranged in the discharge room, and an indoor gas collecting pipeline is arranged in the discharge room and can be used for collecting redundant waste gas overflowing from the electric-proof cabinet unit;
the spray tower is respectively connected with the indoor gas collecting pipeline, the cabinet gas collecting pipeline and the discharging barrel through pipelines;
the activated carbon box is connected with the spray tower through a pipeline;
the fan is connected with the activated carbon box through a pipeline and is also connected with an exhaust chimney through a pipeline.
2. The discharge waste gas collection system for a ternary lithium battery as claimed in claim 1, wherein: the discharging barrel and the draining barrel are further connected with a waste liquid barrel through pipelines, and corresponding electromagnetic valves and a movable waste liquid self-sucking pump are arranged on the pipelines.
3. The discharge waste gas collection system for a ternary lithium battery as claimed in claim 1, wherein: and a pipeline for connecting the spray tower and the discharge barrel is provided with a corresponding electromagnetic valve and a corrosion-resistant sewage pump.
4. The discharge waste gas collection system for a ternary lithium battery as claimed in claim 1, wherein: the spray tower and the activated carbon box are used for treating waste gas.
5. The discharge waste gas collection system for a ternary lithium battery as claimed in claim 1, wherein: and the fan is used for pumping the waste gas treated by the spray tower and the activated carbon box into the exhaust chimney for discharging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210778819.5A CN115156230A (en) | 2022-06-30 | 2022-06-30 | Ternary lithium battery discharge waste gas collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210778819.5A CN115156230A (en) | 2022-06-30 | 2022-06-30 | Ternary lithium battery discharge waste gas collection system |
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| Publication Number | Publication Date |
|---|---|
| CN115156230A true CN115156230A (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210778819.5A Pending CN115156230A (en) | 2022-06-30 | 2022-06-30 | Ternary lithium battery discharge waste gas collection system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107204495A (en) * | 2017-05-04 | 2017-09-26 | 苏州力碳新能源发展有限公司 | A kind of method of the environmentally friendly recycling of discarded anode material of lithium battery |
| 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 |
| CN111446516A (en) * | 2020-05-11 | 2020-07-24 | 浙江中合天空科技股份有限公司 | Waste lithium battery recovery equipment and recovery method |
| CN214429289U (en) * | 2021-03-26 | 2021-10-19 | 武汉恒电高测电气有限公司 | Equipment for quickly emptying residual electric quantity of waste battery |
-
2022
- 2022-06-30 CN CN202210778819.5A patent/CN115156230A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107204495A (en) * | 2017-05-04 | 2017-09-26 | 苏州力碳新能源发展有限公司 | A kind of method of the environmentally friendly recycling of discarded anode material of lithium battery |
| 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 |
| CN111446516A (en) * | 2020-05-11 | 2020-07-24 | 浙江中合天空科技股份有限公司 | Waste lithium battery recovery equipment and recovery method |
| CN214429289U (en) * | 2021-03-26 | 2021-10-19 | 武汉恒电高测电气有限公司 | Equipment for quickly emptying residual electric quantity of waste battery |
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Application publication date: 20221011 |