CN114373975A - Hot air circulating system is made to power battery raw materials intelligence - Google Patents
Hot air circulating system is made to power battery raw materials intelligence Download PDFInfo
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- CN114373975A CN114373975A CN202111494961.9A CN202111494961A CN114373975A CN 114373975 A CN114373975 A CN 114373975A CN 202111494961 A CN202111494961 A CN 202111494961A CN 114373975 A CN114373975 A CN 114373975A
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- 239000002994 raw material Substances 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 68
- 239000002253 acid Substances 0.000 claims abstract description 67
- 239000002699 waste material Substances 0.000 claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 claims abstract description 22
- 238000011084 recovery Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000000498 cooling water Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000009826 distribution Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 54
- 238000004064 recycling Methods 0.000 description 6
- 239000002341 toxic gas Substances 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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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
- H01M10/04—Construction or manufacture in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0078—Condensation of vapours; Recovering volatile solvents by condensation characterised by auxiliary systems or arrangements
- B01D5/009—Collecting, removing and/or treatment of the condensate
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a hot air circulating system for intelligently manufacturing power battery raw materials, which comprises a material sending room for conveying a material receiving box; a thermal circulation device is arranged at the tail end of the material sending room; the thermal cycle device comprises a main pipeline, a condenser, a blower, a preheater and a heater; the main pipeline is communicated with the inside of the material sending room; the air inlet pipe of the condenser is connected with the main pipeline through an air outlet conduction pipe; the air outlet end of the condenser is connected with the air inlet end of the air blower through a pipeline; the air outlet end of the air blower is connected with the air inlet end of the preheater through a pipeline; the air outlet end of the preheater is connected with the air inlet end of the heater through a pipeline; the air outlet end of the heater is communicated with the hair material through an air inlet conduction pipe; and the condenser and the blower pipeline are connected with a waste acid recovery assembly. The invention can not only realize the recovery of waste acid, reduce the influence of the reaction tail gas of the raw materials on the health of people, but also improve the sanitation of the working environment, and can also realize the control of the temperature in the material distribution room and improve the material distribution effect.
Description
Technical Field
The invention relates to the technical field of battery raw material processing, in particular to an intelligent hot air circulating system for manufacturing power battery raw materials.
Background
The raw materials of the power battery are an important part of the power battery, in the manufacturing process of the raw materials, a plurality of reaction barrels are placed in a sealed room in a traditional mode, and workers quickly leave and close a door after pouring materials into the reaction barrels. After waiting for about 8 hours, the worker enters the room with the gas mask again to pull out the reacted materials. Although the traditional method can complete the processing of raw materials, the traditional method has more defects: the labor intensity of workers is high, the efficiency is low, and the health is easily influenced.
The existing mode adopts an intelligent manufacturing production line for battery raw materials to solve the existing problems, the production line comprises a material sending room, a conveying power roller, a first lifter, a second lifter, a material conveying vehicle, a feeding device and a discharging device, wherein a feeding end and a discharging end of the conveying power roller are respectively connected with the lower end of the first lifter and the lower end of the second lifter through transition power rollers, and the upper end of the first lifter and the upper end of the second lifter are connected through the material conveying vehicle; in the scheme, toxic gas in the material sending room is uniformly discharged as tail gas, so that the difficulty of tail gas treatment is high; meanwhile, the temperature in the material distribution chamber cannot be accurately controlled, so that the processing effect of the materials is directly influenced; moreover, the temperature of the tail gas is generally high, and the direct discharge results in large energy loss and high cost, and cannot meet the use requirements of people. Therefore, the intelligent manufacturing hot air circulating system for the power battery raw materials is provided for solving the existing problems.
Disclosure of Invention
Aiming at the defects of high difficulty in subsequent tail gas treatment, poor temperature control effect between the issued materials and high energy consumption caused by the fact that tail gas cannot be optimized before being discharged in the prior art, the invention provides an intelligent manufacturing hot air circulating system for power battery raw materials, which is used for overcoming the defects.
A hot air circulating system for intelligently manufacturing power battery raw materials comprises a material sending room for conveying material receiving boxes; a thermal circulation device is arranged at the tail end of the material sending room; the thermal cycle device comprises a main pipeline, a condenser, a blower, a preheater and a heater; the main pipeline is communicated with the inside of the material sending room; the air inlet pipe of the condenser is connected with the main pipeline through an air outlet conduction pipe; the air outlet end of the condenser is connected with the air inlet end of the air blower through a pipeline; the air outlet end of the air blower is connected with the air inlet end of the preheater through a pipeline; the air outlet end of the preheater is connected with the air inlet end of the heater through a pipeline; the air outlet end of the heater is communicated with the hair material through an air inlet conduction pipe; and the condenser and the blower pipeline are connected with a waste acid recovery assembly.
As a preferable scheme, a cooling water tower is also included; the water outlet end of the cooling water tower is connected with the water inlet end of the condenser through a pipeline; the water inlet end of the cooling water tower is connected with the water outlet end of the condenser through a pipeline; the direction of water flow in the condenser is opposite to the direction of air flow.
Preferably, the interior of the preheater and the interior of the heater are both provided with two channels; the blower is used for conveying gas to a first channel of the preheater; and the gas is conveyed into the first channel of the heater after passing through the first channel of the preheater, and then is conveyed into the material sending room through the gas inlet conducting pipe.
As a preferred scheme, a tail gas inlet and a tail gas outlet of a material sending room are formed at two ends of a second channel of the preheater respectively; the tail gas inlet of the material sending room is communicated with a tail pipeline of the material sending room; the tail gas outlet is communicated with a blower pipeline; the first channel and the second channel in the preheater realize gas heat exchange.
As a preferable scheme, the system also comprises a steam boiler; the gas outlet end and the water return end of the steam boiler are respectively communicated with the second channel of the heater to form a loop structure; and the gas in the first channel in the heater exchanges heat with the high-temperature steam in the second channel.
Preferably, an air inlet branch pipe is led out from the tail end of the air inlet conducting pipe; the air inlet branch pipe is communicated with the inside of the material sending room.
As a preferred scheme, a plurality of branch pipelines are arranged on the main pipeline; the branch pipeline extends into the inside of the material sending room; and the branch pipeline is arranged above the material receiving box.
Preferably, the waste acid recovery assembly comprises a first acid discharge pipeline and an acid discharge cylinder; the liquid outlet end of the first acid discharge pipeline is communicated with the acid discharge barrel; and the liquid inlet end of the first acid discharge pipeline is communicated with a condenser or a blower.
Preferably, the waste acid recovery assembly further comprises a waste acid storage tank; and a second acid discharge pipeline is communicated between the waste acid storage tank and the acid discharge cylinder.
Preferably, a first pneumatic valve is arranged on the first acid discharge pipeline; and a second pneumatic valve is arranged on the second acid discharge pipeline.
Compared with the prior art, the invention has the following beneficial effects: the scheme is that gas at the tail end of a material sending room is collected into a main pipeline and then is guided into a condenser through a gas outlet conduction pipe for cooling, waste acid which is liquefied when meeting cold is recovered by a waste acid recovery assembly, the cooled gas is guided into a preheater by an air blower for preheating, the preheating adopts the energy of reaction tail gas of the material sending room, the purpose of heat recycling is achieved, energy consumption is reduced, the preheated gas enters a heater for heating and warming to a specified temperature and then is pumped back into the material sending room through the gas inlet conduction pipe, and the hot air circulation system is matched with an intelligent manufacturing production line of power battery raw materials for use, so that the recovery of waste acid can be realized, the influence of the reaction tail gas of the raw materials on the health of people is reduced, the sanitation of an operating environment is improved, the control of the temperature in the material sending room can be realized, and the material sending effect is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the thermal cycler of the present invention.
FIG. 3 is a schematic diagram of a spent acid recovery assembly of the present invention.
In the figure: 1-a hair material room; 2-a thermal cycling device; 3-a material receiving box; 201-branch pipelines; 202-a main pipeline; 203-a condenser; 204-a gas outlet conducting pipe; 205-a blower; 206-a cooling water tower; 207-a preheater; 208-a heater; 209-steam boiler; 210-an air intake ducting; 211-an intake manifold; 212-spent acid recovery assembly; 213-feeding room tail gas inlet; 214-vent gas outlet; 2121-first acid discharge conduit; 2122-acid discharge cylinder; 2123-first pneumatic valve; 2124-waste acid storage tank; 2125-a second acid discharge conduit; 2126-second pneumatic valve.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "between", "opposite", "in", "out", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-2, the invention provides an intelligent hot air circulating system for manufacturing power battery raw materials, which comprises a material sending room 1 for conveying a material receiving box 3; a thermal circulation device 2 is arranged at the tail end of the material sending room 1; the heat cycle device 2 includes a main pipe 202, a condenser 203, a blower 205, a preheater 207, and a heater 208; the main pipeline 202 is communicated with the inside of the material sending room 1; the air inlet pipe of the condenser 203 is connected with the main pipeline 202 through an air outlet conduction pipe 204; the air outlet end of the condenser 203 is connected with the air inlet end of the blower 205 through a pipeline; the air outlet end of the blower 205 is connected with the air inlet end of the preheater 207 through a pipeline; the air outlet end of the preheater 207 is connected with the air inlet end of the heater 208 through a pipeline; the air outlet end of the heater 208 is communicated with the material sending room 1 through an air inlet conduction pipe 210; the condenser 203 and the blower 205 are connected with a waste acid recovery assembly 212 through pipelines; according to the scheme, gas at the tail section of the material sending room 1 is collected into the main pipeline 202 and then is guided into the condenser 203 through the gas outlet conduction pipe 204 for cooling, the waste acid liquefied when encountering cold is recovered by the waste acid recovery assembly 212, the cooled gas is guided into the preheater 207 by the air blower 205 for preheating, the preheated gas enters the heater 208 for heating and raising the temperature to a specified temperature and then is pumped back into the material sending room 1 through the gas inlet conduction pipe 210.
In some examples of the invention, a cooling water tower 206 is also included; the water outlet end of the cooling water tower 206 is connected with the water inlet end of the condenser 203 through a pipeline; the water inlet end of the cooling water tower 206 is connected with the water outlet end of the condenser 203 through a pipeline; the direction of water flow in the condenser 203 is opposite to the direction of air flow; the preheater 207 and the heater 208 are both internally provided with two channels; the blower 205 is used to deliver gas to a first channel of the preheater 207; the gas is conveyed into the first channel of the heater 208 after passing through the first channel of the preheater 207, and then is conveyed into the hair material room 1 through the gas inlet conducting pipe 210; a feeding room tail gas inlet 213 and a tail gas outlet 214 are respectively formed at two ends of a second channel of the preheater 207; the tail gas inlet 213 of the feeding room is communicated with a tail pipeline of the feeding room 1; the tail gas outlet 214 is in pipeline communication with the blower 205; the first channel and the second channel in the preheater 207 realize gas heat exchange; by adopting the scheme, the temperature of the tail gas is generally high, the energy loss is large when the tail gas is directly discharged, and the cost is high, so that the heat exchange is realized by inputting the energy of the reaction tail gas in the material sending room 1 into the preheater 207 in the preheating stage, the purpose of heat recycling is achieved, the energy consumption is reduced, and the content of toxic gas in the tail gas is reduced after the toxic gas is recycled in the front stage, so that the tail gas after the heat exchange is introduced into the blower 205, the waste acid after the heat exchange is condensed in the blower 205 and is recycled by the waste acid recycling component 212, and the gas is continuously recycled to the preheater 207 for utilization.
In some examples of the invention, a steam boiler 209 is also included; the gas outlet end and the water return end of the steam boiler 209 are respectively communicated with the second channel of the heater 208 to form a loop structure; the gas in the first channel in the heater 208 exchanges heat with the high-temperature steam in the second channel; adopt this scheme, form steam through setting up steam boiler 209, carry out the heat exchange by the gas in steam and the heater 208, gas temperature gets back to in the material room 1 of sending out through admitting air conduction pipe 210 after improving, and the demand temperature that can control more accurately at the terminal intensification sends out the material effect of promotion.
In some examples of the present invention, an intake branch pipe 211 is led out at the end of the intake conductance pipe 210; the air inlet branch pipe 211 is communicated with the inside of the material sending room 1; a plurality of branch pipelines 201 are arranged on the main pipeline 202; the branch pipe 201 extends into the inside of the material sending room 1; the branch pipe 201 is arranged above the material receiving box 3; by adopting the scheme, the temperature in the material sending room 1 can be ensured to be uniform and stable by arranging the air inlet branch pipe 211, and the influence on the processing of partial raw materials due to local temperature difference is avoided; through setting up a plurality of branch pipelines 201, every branch pipeline 201 all corresponds the material receiving box 3 on each station, sets up like this and can guarantee that the maximize will send out the toxic gas in 1 between the material and take out, can improve spent acid recovery's effect, reduces follow-up handling strength to tail gas, can promote the material sending effect again.
Referring to fig. 3, in some examples of the invention, the spent acid recovery assembly 212 includes a first acid discharge conduit 2121 and an acid discharge barrel 2122; the liquid outlet end of the first acid discharging pipeline 2121 is communicated with an acid discharging barrel 2122; the liquid inlet end of the first exhaust pipe 2121 is communicated with the condenser 203 or the blower 205; the spent acid recovery assembly 212 further comprises a spent acid storage tank 2124; a second acid discharge pipeline 2125 is communicated between the waste acid storage tank 2124 and the acid discharge barrel 2122; a first pneumatic valve 2123 is arranged on the first exhaust pipe 2121; a second pneumatic valve 2126 is arranged on the second acid discharge pipe 2125; by adopting the scheme, after the toxic gas enters the condenser 203, heat exchange is carried out, the temperature is suddenly reduced, part of the gas is liquefied to form water drops (waste acid) which are collected at the bottom of the condenser 203 and are led to the acid discharge cylinder 2122 through the first acid discharge pipeline 2121, the waste acid in the acid discharge cylinder 2122 can be led to the waste acid storage tank 2124 for recycling through the second pneumatic valve 2126, similarly, the cooled gas enters the air blower 205, and part of tail gas in the material distribution room 1 returns to the air blower 205 after heat exchange through the preheater 207, waste acid is formed in the air blower 205, so that the waste acid is prevented from corroding the air blower 205, a waste acid recycling assembly 212 is required to be arranged at the bottom of the air blower 205 for recycling the waste acid, toxic substances in the gas can be further reduced, and corrosion damage to equipment caused by the waste acid can be avoided.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A hot air circulating system for intelligently manufacturing power battery raw materials comprises a material sending room for conveying material receiving boxes; the method is characterized in that: a thermal circulation device is arranged at the tail end of the material sending room;
the thermal cycle device comprises a main pipeline, a condenser, a blower, a preheater and a heater; the main pipeline is communicated with the inside of the material sending room; the air inlet pipe of the condenser is connected with the main pipeline through an air outlet conduction pipe; the air outlet end of the condenser is connected with the air inlet end of the air blower through a pipeline; the air outlet end of the air blower is connected with the air inlet end of the preheater through a pipeline; the air outlet end of the preheater is connected with the air inlet end of the heater through a pipeline; the air outlet end of the heater is communicated with the hair material through an air inlet conduction pipe; and the condenser and the blower pipeline are connected with a waste acid recovery assembly.
2. The intelligent manufacturing hot air circulating system for power battery raw materials as claimed in claim 1, further comprising a cooling water tower; the water outlet end of the cooling water tower is connected with the water inlet end of the condenser through a pipeline; the water inlet end of the cooling water tower is connected with the water outlet end of the condenser through a pipeline; the direction of water flow in the condenser is opposite to the direction of air flow.
3. The intelligent manufacturing hot air circulating system for the power battery raw material as claimed in claim 2, wherein the preheater and the heater are arranged in a double channel manner; the blower is used for conveying gas to a first channel of the preheater; and the gas is conveyed into the first channel of the heater after passing through the first channel of the preheater, and then is conveyed into the material sending room through the gas inlet conducting pipe.
4. The intelligent hot air circulating system for manufacturing power battery raw materials as claimed in claim 3, wherein a tail gas inlet and a tail gas outlet of a material sending room are formed at two ends of a second channel of the preheater respectively; the tail gas inlet of the material sending room is communicated with a tail pipeline of the material sending room; the tail gas outlet is communicated with a blower pipeline; the first channel and the second channel in the preheater realize gas heat exchange.
5. The intelligent power battery raw material manufacturing hot air circulating system according to claim 4, further comprising a steam boiler; the gas outlet end and the water return end of the steam boiler are respectively communicated with the second channel of the heater to form a loop structure; and the gas in the first channel in the heater exchanges heat with the high-temperature steam in the second channel.
6. The intelligent manufacturing hot air circulating system for power battery raw materials as claimed in claim 1, wherein an air inlet branch pipe is led out from the tail end of the air inlet conducting pipe; the air inlet branch pipe is communicated with the inside of the material sending room.
7. The intelligent manufacturing hot air circulating system for power battery raw materials as claimed in claim 1, wherein a plurality of branch pipelines are arranged on the main pipeline; the branch pipeline extends into the inside of the material sending room; and the branch pipeline is arranged above the material receiving box.
8. The intelligent power battery raw material manufacturing hot air circulating system according to claim 1, wherein the waste acid recovery assembly comprises a first acid discharge pipeline and an acid discharge cylinder; the liquid outlet end of the first acid discharge pipeline is communicated with the acid discharge barrel; and the liquid inlet end of the first acid discharge pipeline is communicated with a condenser or a blower.
9. The intelligent power cell feedstock manufacturing hot air circulation system of claim 8, wherein the spent acid recovery assembly further comprises a spent acid storage tank; and a second acid discharge pipeline is communicated between the waste acid storage tank and the acid discharge cylinder.
10. The intelligent manufacturing hot air circulating system for power battery raw materials as claimed in claim 9, wherein the first acid discharge pipeline is provided with a first pneumatic valve; and a second pneumatic valve is arranged on the second acid discharge pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111494961.9A CN114373975A (en) | 2021-12-09 | 2021-12-09 | Hot air circulating system is made to power battery raw materials intelligence |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111494961.9A CN114373975A (en) | 2021-12-09 | 2021-12-09 | Hot air circulating system is made to power battery raw materials intelligence |
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| CN202111494961.9A Pending CN114373975A (en) | 2021-12-09 | 2021-12-09 | Hot air circulating system is made to power battery raw materials intelligence |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607014A (en) * | 2015-01-09 | 2015-05-13 | 成都中赢正源节能科技服务有限公司 | Energy-saving process for heating tail gas by using surplus steam |
| CN207786544U (en) * | 2017-12-08 | 2018-08-31 | 浙江凯圣氟化学有限公司 | A kind of lithium salts process units |
| CN209564803U (en) * | 2018-10-11 | 2019-11-01 | 苏州迈沃环保工程有限公司 | A kind of low humidity circulation return air NMP recyclable device |
| CN111994933A (en) * | 2020-09-28 | 2020-11-27 | 淄博市博山双赢化工有限公司 | Intelligent production system and production process of battery-grade aluminum sulfate |
-
2021
- 2021-12-09 CN CN202111494961.9A patent/CN114373975A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607014A (en) * | 2015-01-09 | 2015-05-13 | 成都中赢正源节能科技服务有限公司 | Energy-saving process for heating tail gas by using surplus steam |
| CN207786544U (en) * | 2017-12-08 | 2018-08-31 | 浙江凯圣氟化学有限公司 | A kind of lithium salts process units |
| CN209564803U (en) * | 2018-10-11 | 2019-11-01 | 苏州迈沃环保工程有限公司 | A kind of low humidity circulation return air NMP recyclable device |
| CN111994933A (en) * | 2020-09-28 | 2020-11-27 | 淄博市博山双赢化工有限公司 | Intelligent production system and production process of battery-grade aluminum sulfate |
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Application publication date: 20220419 |