CN104848673A - Cell and pole piece drying device of rotating wheel type lithium ion battery - Google Patents
Cell and pole piece drying device of rotating wheel type lithium ion battery Download PDFInfo
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- CN104848673A CN104848673A CN201410059080.8A CN201410059080A CN104848673A CN 104848673 A CN104848673 A CN 104848673A CN 201410059080 A CN201410059080 A CN 201410059080A CN 104848673 A CN104848673 A CN 104848673A
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- air
- regeneration
- moisture absorption
- outlet conduit
- air outlet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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Abstract
The invention discloses a cell and pole piece drying device of rotating wheel type lithium ion battery, which comprises a rotating wheel. The rotating wheel is characterized by being provided with a regeneration area, a moisture absorbing area and a cooling area; a regeneration air inlet and a regeneration air outlet are respectively formed in the left and right sides of the regeneration area; the regeneration air inlet is connected with a filter cartridge filter, a heat exchanger, an electric heater and a regeneration area through pipes in sequence; the regeneration air outlet is connected with a heat exchanger, a regeneration fan and a regeneration area through pipes in sequence; a regeneration air inlet pipe and a regeneration air outlet pipe are connected through mounting a heat exchanger therebetween; a return air outlet and a dry air inlet are respectively arranged in the left and right sides of the moisture absorbing area; a closed valve, a dehumidifying fan and a cooler are connected between the return air outlet and the moisture absorbing area through pipes in sequence; and a filter and a drying chamber are connected between the dry air inlet and the return air outlet. The device has the advantages of drying cells and pole pieces of lithium ion batteries and saving energies.
Description
Technical field
The present invention relates to air dewetting technical field, particularly relate to a kind of battery core and pole piece drying unit of rotary-type lithium ion battery.
Background technology
Rotary dehumidifier belongs to an important branch of field of air conditioning, it is the Typical Representative dehumidified that heats up, rotary dehumidifier critical piece is runner, wheel surface is coated with hygroscopic agent, and surface is provided with cellular porous road, by slow circumvolve runner, the moisture flow through in the humid air of this runner can be adsorbed, runner after moisture absorption dries through high temperature drying air-flow and blows, hygroscopic agent dehydration regeneration can be made, regenerated air heater in current rotary dehumidifier, lot of energy is all needed to carry out thermal regeneration air, cause the wasting of resources, therefore current rotary dehumidifier to there is regeneration energy consumption high, the wasting of resources, the shortcoming of contaminated environment.
Summary of the invention
The present invention is directed to traditional rotary dehumidifier regeneration energy consumption high, the wasting of resources, the problem of contaminated environment, a kind of battery core and pole piece drying unit of rotary-type lithium ion battery are provided, heat exchanger is provided with between regeneration air inlet pipeline and regeneration air outlet conduit, be used for thermal regeneration air, waste heat is made to be recovered utilization, thus the energy consumption of having saved with electric heater thermal regeneration air, this device is that Closed Cycle runs, heated dry air is fully used, energy-saving effect is obvious, and almost there is no moisture in heated dry air, moisture in pole piece and battery core is fully evaporated, baking pole piece and battery core capacity large, baking time is short, ensure that pole piece and battery core uniformity, particularly baking temperature is low, electric core membrane distortion is minimum, just, the viscosity of negative material is not easily destroyed, this device has economize energy, the advantage of protection of the environment,
Technical scheme of the present invention is: a kind of battery core of rotary-type lithium ion battery and pole piece drying unit, comprise runner, it is characterized in that: described runner is provided with renewing zone, moisture absorption district and cooling zone, described renewing zone the right and left is respectively arranged with regeneration air import and regeneration air outlet, described regeneration air import to be linked in sequence filtering cartridge filter by regeneration air inlet pipeline, heat exchanger, electric heater, renewing zone, the outlet of described regeneration air to be linked in sequence heat exchanger by regeneration air outlet conduit, regeneration blower fan, renewing zone, be interconnected by installation heat exchanger between described regeneration air inlet pipeline and regeneration air outlet conduit, described moisture absorption district the right and left is respectively arranged with return air outlet and dry air import, to be linked in sequence sealed valve by return air outlet conduit between the outlet of described return air with moisture absorption district, dehumidifying blower fan, cooler, air-supply heater is connected with by moisture absorption district outlet conduit between described dry air import and moisture absorption district, filter is connected with between described dry air import and return air export, drying chamber, after after described cooling zone the right and left is respectively arranged with cooling moisture absorption, air enters cooling zone pipeline and cooling moisture absorption, air goes out cooling zone pipeline, after described cooling moisture absorption air go out cooling zone pipeline with dehumidifying blower fan be connected, after described cooling moisture absorption, air enters cooling zone pipeline and is connected with moisture absorption district outlet conduit, described moisture absorption district outlet conduit is connected with circulating fan by circulating fan outlet conduit, described circulating fan is connected with return air outlet conduit by circulating fan inlet pipeline.
Beneficial effect of the present invention is: by filtering cartridge filter, removes the dust being greater than 5 microns, protection runner, dry air import arranges filter, removes the dust being greater than 0.5 micron, ensures that the pole piece of baking and battery core do not affect by dust, plays equally distributed for the dry-air blast sent in drying chamber effect simultaneously, heat exchanger is provided with between regeneration air inlet pipeline and regeneration air outlet conduit, be used for thermal regeneration air, waste heat is made to be recovered utilization, thus the energy consumption of having saved with electric heater thermal regeneration air, this device is that Closed Cycle runs, heated dry air is fully used, energy-saving effect is obvious, and almost there is no moisture in heated dry air, moisture in pole piece and battery core is fully evaporated, baking pole piece and battery core capacity large, baking time is short, ensure that pole piece and battery core uniformity, particularly baking temperature is low, electric core membrane distortion is minimum, just, the viscosity of negative material is not easily destroyed, good product quality, contrast prior art, this device has purge drying air, protection of the environment, the advantage of economize energy.
The invention has the advantages that:
1, filtered by filtering cartridge filter, remove the dust being greater than 5 microns, protection runner;
2, dry air import arranges filter, filters the dust removed and be greater than 0.5 micron, ensures that the pole piece of baking and battery core do not affect by dust, plays equally distributed for the dry-air blast sent in drying chamber effect simultaneously;
3, the circulating fan arranged, makes the high temperature air in drying chamber fully be recycled;
4, by arranging cooling zone, the air after cooling moisture absorption being mixed with return air, reduces the air themperature entering cooler, reducing the amount of cooling water of cooler, reach energy-conservation object;
5, this device is that Closed Cycle runs, and heated dry air is fully used, and energy-saving effect is obvious;
6, almost moisture is not had in heated dry air, moisture in pole piece and battery core is fully evaporated, baking pole piece and battery core capacity large, baking time is short, ensure that pole piece and battery core uniformity, particularly baking temperature is low, and electric core membrane distortion is minimum, the viscosity of positive and negative electrode material is not easily destroyed, good product quality;
7, heat exchanger is provided with between regeneration air inlet pipeline and regeneration air outlet conduit, be used for thermal regeneration air, waste heat is made to be recovered utilization, thus the energy consumption of having saved with electric heater thermal regeneration air, the efficiency of waste heat recovery reaches 95%, economize energy, decreases pollution to environment.
Accompanying drawing explanation
Fig. 1 is apparatus structure schematic diagram of the present invention.
In figure: 1. regeneration air outlet, 2. regeneration air import, 3. filtering cartridge filter, 4. regeneration air inlet pipeline, 5. heat exchanger, 6. dehumidify blower fan, 7. regenerate blower fan, 8. after cooling moisture absorption, air goes out cooling zone pipeline, 9. cooling zone, 10. runner, 11. renewing zones, after 12. cooling moisture absorptions, air enters cooling zone pipeline, 13. electric heaters, 14. circulating fans, 15. moisture absorption district outlet conduits, 16. air-supply heaters, 17. dry air imports, 18. filters, 19. lithium ion battery cells and pole piece drying chamber, 20. return air outlets, 21. sealed valves, 22. circulating fan inlet pipelines, 23. coolers, 24. moisture absorption districts, 25. circulating fan outlet conduits, 26. return air outlet conduits, 27. regeneration air outlet conduits.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated.
A kind of battery core of rotary-type lithium ion battery and pole piece drying unit in the present invention, comprise runner 10, it is characterized in that: described runner 10 is provided with renewing zone 11, moisture absorption district 24 and cooling zone 9, described renewing zone 11 the right and left is respectively arranged with regeneration air import 2 and regeneration air outlet 1, described regeneration air import 2 to be linked in sequence filtering cartridge filter 3 by regeneration air inlet pipeline 4, heat exchanger 5, electric heater 13, renewing zone 11, described regeneration air outlet 1 to be linked in sequence heat exchanger 5 by regeneration air outlet conduit 27, regeneration blower fan 7, renewing zone 11, be interconnected by installation heat exchanger 5 between described regeneration air inlet pipeline 4 and regeneration air outlet conduit 27, described moisture absorption district 24 the right and left is respectively arranged with return air outlet 20 and dry air import 17, to be linked in sequence sealed valve 21 by return air outlet conduit 26 between described return air outlet 20 and moisture absorption district 24, dehumidifying blower fan 6, cooler 23, be connected with by moisture absorption district outlet conduit 15 heater 16 of blowing between described dry air import 17 and moisture absorption district 24, after after described cooling zone 9 the right and left is respectively arranged with cooling moisture absorption, air enters cooling zone pipeline 12 and cooling moisture absorption, air goes out cooling zone pipeline 8, after described cooling moisture absorption air go out cooling zone pipeline 8 with dehumidifying blower fan 6 be connected, after described cooling moisture absorption, air enters cooling zone pipeline 12 and is connected with moisture absorption district outlet conduit 15, described moisture absorption district outlet conduit 15 is connected with circulating fan 14 by circulating fan outlet conduit 25, described circulating fan 14 is connected with return air outlet conduit 26 by circulating fan inlet pipeline 22.
The course of work of the present invention: dehumidifying blower fan 6 exports 20 inspiration return air (air quantity 6000m from return air
3/ h, temperature 25 DEG C, humidity 0.57%, water capacity 0.11g/kg) with cooling moisture absorption after air go out air (air quantity 1000m after cooling zone pipeline 8 cooling moisture absorption out
3/ h, temperature 17 DEG C, humidity 0.1%, water capacity 0.012g/kg) mixing (air quantity 7000m
3/ h, temperature 22 DEG C, humidity 0.4%, water capacity 0.11g/kg) enter cooler 23, (air quantity 7000m after cooling
3/ h, temperature 13 DEG C, humidity 5.2%, water capacity 0.11g/kg), then enter the moisture absorption district 24 that runner 10 is arranged, the moisture absorption in mixing air become dry air (air quantity 7000m
3/ h, temperature 17 DEG C, humidity 0.1%, water capacity 0.012g/kg), a part of dry air (air quantity 6000m
3/ h, temperature 17 DEG C, humidity 0.1%, water capacity 0.012g/kg) by moisture absorption district outlet conduit 15 with from circulating fan 14 high temperature circulation air (air quantity 1000m out
3/ h, temperature 25 DEG C, humidity 0.57%, water capacity 0.11g/kg) mixing (air quantity 7000m
3/ h, temperature 22 DEG C, humidity 0.18%, water capacity 0.02g/kg) enter air-supply heater 16 and heat, make drying-air temperature raise (air quantity 7000m
3/ h, temperature 35 DEG C, humidity 0.01%, water capacity 0.001g/kg), enter from dry air import 17, again through filter 18, remove the dust being greater than 0.5 micron, ensure that pole piece and the battery core of baking do not affect by dust, play equally distributed for the dry-air blast sent in baking oven effect simultaneously, enter lithium ion battery cell and pole piece drying chamber 19 hot-air seasoning lithium ion battery cell and pole piece again, open sealed valve 21, return air is discharged by return air outlet conduit 26, enter dehumidifying blower fan 6 and circulating fan inlet pipeline 22, close sealed valve 21, prevent humid air from entering lithium ion battery cell and pole piece drying chamber 19, regeneration air (air quantity 3300m
3/ h, temperature 35 DEG C, humidity 60%, water capacity 16g/kg) by regeneration air import 2, first filter through filtering cartridge filter 3, remove the dust being greater than 5 microns, protection runner, then enters heat exchanger 5, (air quantity 3300m after regeneration air is preheated
3/ h, temperature 55 DEG C, humidity 14%, water capacity 13g/kg), then enter regenerated air heater 13 and heat, (air quantity 3300m after heating
3/ h, temperature 130 DEG C, humidity 0.82%, water capacity 7.5g/kg), enter renewing zone 11 again, the moisture vaporization that runner 10 is adsorbed, the moisture be adsorbed on runner 10 is vaporized in the air of regeneration wind by the mode of regeneration heating, from renewing zone 11, regeneration air out enters regeneration blower fan 7, heat exchanger 5 is entered by positive pressure by regeneration blower fan 7, by the heat recovery in regeneration air, as the regeneration air in thermal regeneration air inlet duct 4, thus the energy consumption of having saved with regenerated air heater 13 thermal regeneration air, regeneration air (air quantity 3300m after heat exchanger 5 release heat
3/ h, temperature 45 C, humidity 13.3%, water capacity 45.6g/kg) export 1 discharge by regeneration air.
The maximum feature of this device is by filtering cartridge filter, removes the dust being greater than 5 microns, protection runner, dry air import arranges filter, removes the dust being greater than 0.5 micron, ensures that the pole piece of baking and battery core do not affect by dust, plays equally distributed for the dry-air blast sent in drying chamber effect simultaneously, heat exchanger is provided with between regeneration air inlet pipeline and regeneration air outlet conduit, be used for thermal regeneration air, waste heat is made to be recovered utilization, thus the energy consumption of having saved with electric heater thermal regeneration air, this device is that Closed Cycle runs, heated dry air is fully used, energy-saving effect is obvious, and almost there is no moisture in heated dry air, moisture in pole piece and battery core is fully evaporated, baking pole piece and battery core capacity large, baking time is short, ensure that pole piece and battery core uniformity, particularly baking temperature is low, electric core membrane distortion is minimum, just, the viscosity of negative material is not easily destroyed, good product quality, contrast prior art, this device has purge drying air, protection of the environment, the advantage of economize energy.
With 6000m
3/ h return air air quantity rotary wheel device is example, and apparatus of the present invention compare with conventional equipment, are described as follows:
A kind of battery core of rotary-type lithium ion battery and the contrast in technical performance of pole piece drying unit and conventional equipment
As can be seen here, maximum feature of the present invention is by filtering cartridge filter, removes the dust being greater than 5 microns, protection runner, dry air import arranges filter, removes the dust being greater than 0.5 micron, ensures that the pole piece of baking and battery core do not affect by dust, plays equally distributed for the dry-air blast sent in drying chamber effect simultaneously, heat exchanger is provided with between regeneration air inlet pipeline and regeneration air outlet conduit, be used for thermal regeneration air, waste heat is made to be recovered utilization, thus the energy consumption of having saved with electric heater thermal regeneration air, this device is that Closed Cycle runs, heated dry air is fully used, energy-saving effect is obvious, and almost there is no moisture in heated dry air, moisture in pole piece and battery core is fully evaporated, baking pole piece and battery core capacity large, baking time is short, ensure that pole piece and battery core uniformity, particularly baking temperature is low, electric core membrane distortion is minimum, just, the viscosity of negative material is not easily destroyed, good product quality, contrast prior art, this device has purge drying air, protection of the environment, the advantage of economize energy.
Claims (1)
1. the battery core of a rotary-type lithium ion battery and pole piece drying unit, comprise runner, it is characterized in that: described runner is provided with renewing zone, moisture absorption district and cooling zone, described renewing zone the right and left is respectively arranged with regeneration air import and regeneration air outlet, described regeneration air import to be linked in sequence filtering cartridge filter by regeneration air inlet pipeline, heat exchanger, electric heater, renewing zone, the outlet of described regeneration air to be linked in sequence heat exchanger by regeneration air outlet conduit, regeneration blower fan, renewing zone, be interconnected by installation heat exchanger between described regeneration air inlet pipeline and regeneration air outlet conduit, described moisture absorption district the right and left is respectively arranged with return air outlet and dry air import, to be linked in sequence sealed valve by return air outlet conduit between the outlet of described return air with moisture absorption district, dehumidifying blower fan, cooler, air-supply heater is connected with by moisture absorption district outlet conduit between described dry air import and moisture absorption district, filter is connected with between described dry air import and return air export, drying chamber, after after described cooling zone the right and left is respectively arranged with cooling moisture absorption, air enters cooling zone pipeline and cooling moisture absorption, air goes out cooling zone pipeline, after described cooling moisture absorption air go out cooling zone pipeline with dehumidifying blower fan be connected, after described cooling moisture absorption, air enters cooling zone pipeline and is connected with moisture absorption district outlet conduit, described moisture absorption district outlet conduit is connected with circulating fan by circulating fan outlet conduit, described circulating fan is connected with return air outlet conduit by circulating fan inlet pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410059080.8A CN104848673A (en) | 2014-02-17 | 2014-02-17 | Cell and pole piece drying device of rotating wheel type lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410059080.8A CN104848673A (en) | 2014-02-17 | 2014-02-17 | Cell and pole piece drying device of rotating wheel type lithium ion battery |
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| Publication Number | Publication Date |
|---|---|
| CN104848673A true CN104848673A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410059080.8A Pending CN104848673A (en) | 2014-02-17 | 2014-02-17 | Cell and pole piece drying device of rotating wheel type lithium ion battery |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157411A (en) * | 2015-09-07 | 2015-12-16 | 深圳市信宇人科技有限公司 | Novel warming box |
| CN108123177A (en) * | 2018-01-31 | 2018-06-05 | 河南国能电池有限公司 | Pole piece cooling device |
| CN108645175A (en) * | 2018-05-04 | 2018-10-12 | 北京绿能嘉业新能源有限公司 | A kind of lithium battery pole slice coating infrared radiation drying device |
| CN114396769A (en) * | 2022-03-25 | 2022-04-26 | 汕头大学·香港中文大学联合汕头国际眼科中心 | Ophthalmic apparatus drying device |
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| JP2007210438A (en) * | 2006-02-09 | 2007-08-23 | Nissan Motor Co Ltd | Vehicular moisture absorption cooling device, vehicular moisture absorption cooling method, and vehicle with vehicular moisture absorption cooling device |
| CN202224033U (en) * | 2011-09-07 | 2012-05-23 | 无锡奥波净化除湿空调有限公司 | Low-dew point rotating wheel dehumidifying device |
| CN203310236U (en) * | 2013-05-31 | 2013-11-27 | 张建岗 | Rotating-wheel-type energy-saving new energy battery pole piece cell baking system |
| CN203323522U (en) * | 2013-05-31 | 2013-12-04 | 张建岗 | Rotary wheel type battery core baking system for battery pole piece |
| CN103574791A (en) * | 2012-07-23 | 2014-02-12 | 无锡奥波净化除湿空调有限公司 | Rotary dehumidification process with sheet-compression-molded heat exchanger and special device thereof |
| CN203798110U (en) * | 2014-02-17 | 2014-08-27 | 张建岗 | Rotating-wheel type drying device for battery cells and pole pieces of lithium battery |
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2014
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| US6237354B1 (en) * | 1999-10-27 | 2001-05-29 | Charles J. Cromer | Cooling system |
| JP2007210438A (en) * | 2006-02-09 | 2007-08-23 | Nissan Motor Co Ltd | Vehicular moisture absorption cooling device, vehicular moisture absorption cooling method, and vehicle with vehicular moisture absorption cooling device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157411A (en) * | 2015-09-07 | 2015-12-16 | 深圳市信宇人科技有限公司 | Novel warming box |
| CN105157411B (en) * | 2015-09-07 | 2017-05-17 | 深圳市信宇人科技有限公司 | Novel warming box |
| CN108123177A (en) * | 2018-01-31 | 2018-06-05 | 河南国能电池有限公司 | Pole piece cooling device |
| CN108645175A (en) * | 2018-05-04 | 2018-10-12 | 北京绿能嘉业新能源有限公司 | A kind of lithium battery pole slice coating infrared radiation drying device |
| CN114396769A (en) * | 2022-03-25 | 2022-04-26 | 汕头大学·香港中文大学联合汕头国际眼科中心 | Ophthalmic apparatus drying device |
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