CN108825412B - Low-temperature air inlet air conditioner - Google Patents
Low-temperature air inlet air conditioner Download PDFInfo
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- CN108825412B CN108825412B CN201810708570.4A CN201810708570A CN108825412B CN 108825412 B CN108825412 B CN 108825412B CN 201810708570 A CN201810708570 A CN 201810708570A CN 108825412 B CN108825412 B CN 108825412B
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- fresh air
- regeneration
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- dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10268—Heating, cooling or thermal insulating means
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention discloses a low-temperature air inlet air conditioner, which comprises a fresh air dehumidifying part, a regeneration drying part and a rotating wheel dehumidifying part; the rotating wheel dehumidification part comprises a primary dehumidification rotating wheel and a secondary dehumidification rotating wheel, a primary regeneration cavity and a primary fresh air cavity are arranged on the primary dehumidification rotating wheel, and a secondary regeneration cavity and a secondary fresh air cavity are arranged on the secondary dehumidification rotating wheel; the fresh air dehumidifying part comprises a fresh air inlet pipe provided with a dehumidifying surface cooler, a fresh air connecting pipe provided with a fresh air fan and a primary surface cooler, and a fresh air exhaust pipe provided with a secondary surface cooler, an ultralow temperature surface cooler and a dew point instrument; the regeneration drying part comprises a regeneration air inlet pipe provided with a first heater, a regeneration air connecting pipe provided with a second heater and a regeneration air exhaust pipe provided with a regeneration fan. The equipment provides air inlet guarantee for the PEMS test, greatly shortens the PEMS test period and greatly improves the working efficiency.
Description
Technical Field
The invention relates to the field of engine air inlet low-temperature control equipment, in particular to a low-temperature air inlet air conditioner.
Background
As is well known, from research, development and design to production, manufacturers can perform emission standard tests to meet the emission requirements of national regulations. However, after tracking and monitoring the vehicle by related research institutions, the content of harmful gases in the exhaust gas discharged by the vehicle in actual operation is found to be greatly different from the data detected by production enterprises in tests. In order to strengthen the supervision and promote automobile and engine production enterprises to adopt more advanced technologies and processes to greatly reduce the emission of NOx and PM, GB 18352.6-2016 < lightweight automobile pollutant emission Limit and measurement method (stage VI of China) >, put forward more strict requirements on the emission of the whole lane. In order to ensure the smooth implementation of the GB 18352.6-2016 [ limit value for emission of pollutants for light vehicles and measurement method (stage VI in China) ] so as to smoothly put qualified products on the market according to relevant schedules formulated by the country, research institutions, vehicles and relevant engine manufacturing enterprises begin to invest more manpower, material resources and financial resources, more advanced technology is adopted, and the actual road emission of the vehicles is really reduced by verifying through PEMS whole vehicle road tests.
GB 18352.6-2016 "(limit for emission of light automobile pollutants) and measurement method (stage VI in china) increases emission requirements for PEMS test at low temperature of-7 ℃, how to ensure test conditions at-7 ℃ and lower, gets rid of eating in the sky, performs PEMS test under laboratory conditions, greatly shortens test period of PEMS, which is a problem to be solved at present.
Disclosure of Invention
The invention aims to provide a novel air conditioning system which combines common cooling and dehumidification with runner physical dehumidification, deeply dehumidifies fresh air to ensure that the air humidity is reduced to dew point humidity lower than the temperature of supplied ultralow-temperature cooling water, avoids the phenomenon of saturation, condensation and icing of water in the air when the temperature is adjusted below 0 ℃ which is lower than the natural freezing point, cools the fresh air by combining cooling liquid at about 7 ℃ and cooling liquid at-18 ℃, controls the air outlet temperature of the fresh air to be adjustable below 0 ℃ by controlling the flow of the ultralow-temperature cooling liquid, and provides the fresh air to an engine for testing.
In order to achieve the above technical objects, achieve the above technical requirements, and solve the problems in the prior art, the present invention provides a low temperature intake air conditioner, which is characterized by comprising a fresh air dehumidifying part, a regenerative drying part connected to the fresh air dehumidifying part, and a rotary wheel dehumidifying part disposed on the fresh air dehumidifying part and the regenerative drying part;
the rotating wheel dehumidification part comprises a primary dehumidification rotating wheel and a secondary dehumidification rotating wheel, a primary regeneration cavity and a primary fresh air cavity are arranged on the primary dehumidification rotating wheel, and a secondary regeneration cavity and a secondary fresh air cavity are arranged on the secondary dehumidification rotating wheel;
the fresh air dehumidifying part comprises a fresh air inlet pipe connected with the primary fresh air cavity, a dehumidifying surface cooler is arranged on the fresh air inlet pipe, a fresh air connecting pipe is arranged between the primary fresh air cavity and the secondary fresh air cavity, a fresh air fan and a primary surface cooler are arranged on the fresh air connecting pipe, a fresh air exhaust pipe is connected to the outlet of the secondary fresh air cavity, and a secondary surface cooler, an ultralow temperature surface cooler and a dew point instrument are arranged on the fresh air exhaust pipe;
the regeneration stoving portion include with the regeneration air-supply line that the new trend connecting pipe is connected, the regeneration air-supply line passes behind the second grade dehumidification runner with the second grade regeneration chamber is connected, be provided with first heater on the regeneration air-supply line, the second grade regeneration chamber with be provided with the regeneration wind connecting pipe between the one-level regeneration chamber, be provided with the second heater on the regeneration wind connecting pipe, the exit in one-level regeneration chamber is connected with regeneration wind exhaust pipe, be provided with the regeneration fan on the regeneration wind exhaust pipe.
Furthermore, a water collecting tray is arranged below the dehumidification surface air cooler, the first-stage surface air cooler and the second-stage surface air cooler, and a water outlet of the water collecting tray extends out of the low-temperature air inlet air conditioner.
Furthermore, efficient silica gel and molecular sieve media are arranged in the primary dehumidification rotating wheel and the secondary dehumidification rotating wheel.
Furthermore, a liquid inlet pipe and a liquid outlet pipe are arranged on the ultra-low temperature surface air cooler, and an ultra-low temperature proportional valve is arranged on the liquid inlet pipe.
Further, the primary dehumidification rotating wheel and the secondary dehumidification rotating wheel are driven by a speed reduction motor.
Further, second grade surface cooler, ultra-low temperature surface cooler and dew point hygrometer set gradually on the new trend exhaust pipe.
Furthermore, the fresh air fan is arranged on one side, close to the primary dehumidifying rotating wheel, of the primary surface air cooler.
Furthermore, a switch valve is arranged on the fresh air exhaust pipe.
Further, the one-level dehumidification runner has the cylinder structure, the one-level regeneration chamber with the one-level new trend chamber will the one-level dehumidification runner surrounds including, the second grade dehumidification runner has the cylinder structure, the second grade regeneration chamber with the second grade new trend chamber will the second grade dehumidification runner surrounds including.
Further, still be provided with temperature sensor on the new trend exhaust pipe, temperature sensor sets up the ultra-low temperature surface cooler is close to air outlet one side of new trend exhaust pipe.
Has the advantages that:
the low-temperature air inlet air conditioner provided by the embodiment of the invention provides an air inlet guarantee for a PEMS test, greatly shortens the PEMS test period and greatly improves the working efficiency.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a low temperature intake air conditioner of the present invention.
Wherein: 1-a regenerative fan; 2-first grade dehumidification runner; 3-a second heater; 4-a secondary dehumidification rotating wheel; 5-a first heater; 6-dehumidifying the surface air cooler; 7-a first gear motor; 8-a fresh air fan; 9-primary surface cooler; 10-a second gear motor; 11-a dew point instrument; 12-secondary surface cooler; 13-a temperature sensor; 14-ultralow temperature surface air cooler; 15-ultralow temperature proportional valve; 16-a secondary regeneration chamber; 17-a primary regeneration chamber; 18-fresh air inlet; 19-a regenerated air outlet; 20-fresh air outlet.
Detailed Description
The technical scheme of the invention is described in detail below.
Example 1
As shown in fig. 1, a low-temperature air intake air conditioner is characterized by comprising a fresh air dehumidifying part, a regenerating drying part connected with the fresh air dehumidifying part, and a rotating wheel dehumidifying part arranged on the fresh air dehumidifying part and the regenerating drying part;
the rotary wheel dehumidification part comprises a primary dehumidification rotary wheel 2 and a secondary dehumidification rotary wheel 4, a primary regeneration cavity 17 and a primary fresh air cavity are arranged on the primary dehumidification rotary wheel 2, and a secondary regeneration cavity 16 and a secondary fresh air cavity are arranged on the secondary dehumidification rotary wheel 4;
the fresh air dehumidifying part comprises a fresh air inlet pipe connected with the primary fresh air cavity, a dehumidifying surface cooler 6 is arranged on the fresh air inlet pipe, a fresh air connecting pipe is arranged between the primary fresh air cavity and the secondary fresh air cavity, a fresh air fan 8 and a primary surface cooler 9 are arranged on the fresh air connecting pipe, a fresh air exhaust pipe is connected at the outlet of the secondary fresh air cavity, and a secondary surface cooler 12, an ultralow temperature surface cooler 14 and a dew point instrument 11 are arranged on the fresh air exhaust pipe;
the regeneration stoving portion include with the regeneration air-supply line that the new trend connecting pipe is connected, the regeneration air-supply line passes behind the second grade dehumidification runner 4 with second grade regeneration chamber 16 is connected, be provided with first heater 5 on the regeneration air-supply line, second grade regeneration chamber 16 with be provided with the regeneration wind connecting pipe between the one-level regeneration chamber 17, be provided with second heater 3 on the regeneration wind connecting pipe, the exit in one-level regeneration chamber 17 is connected with the regeneration wind exhaust pipe, be provided with regeneration fan 1 on the regeneration wind exhaust pipe.
Furthermore, fresh air enters through a fresh air inlet 18 of the fresh air inlet pipe, cooled and dehumidified air is discharged from a fresh air outlet 20 of the fresh air exhaust pipe, and regenerated air for drying the primary dehumidifying rotary wheel 2 and the secondary dehumidifying rotary wheel 4 is discharged from a regenerated air outlet 19 of the regenerated air exhaust pipe.
Furthermore, the cooling and dehumidifying functions of the invention are that physical cooling is utilized to cool the fresh air to saturation, the fresh air is preliminarily dehumidified, the fresh air is cooled to saturation through the dehumidifying surface air cooler 6 by utilizing cooling water at about 7 ℃, water in the fresh air is analyzed and adsorbed on the dehumidifying surface air cooler 6, and flows into the water collecting tray under the action of gravity and is discharged out of the equipment.
One-level dehumidification runner 2 dehumidifies through high-efficient silica gel and molecular sieve medium, through physical adsorption, will flow through moisture in one-level dehumidification runner 2's the new trend adsorbs to on the one-level dehumidification runner 2, drop to lower with the dew point of new trend.
When the new trend dehumidifies through one-level dehumidification runner 2, emits the latent heat of aquatic for the new trend temperature risees, through one-level surface cooler 9 carries out the new trend cooling, reduces the temperature of high temperature new trend to the minimum temperature that normal atmospheric temperature cooling water can cool off to, about 7 ℃ promptly.
Secondary dehumidification runner 4 dehumidifies through high-efficient silica gel and molecular sieve medium, through physical adsorption, will flow through moisture in the new trend of secondary dehumidification runner 4 adsorbs to on the secondary dehumidification runner 4, it is lower than the ultralow temperature coolant liquid that provides to fall the dew point of new trend.
The new trend process when the dehumidification of second grade dehumidification runner 4 is carried out, emits latent heat in the aquatic for the new trend temperature risees, through second grade surface cooler 12 carries out the new trend cooling, reduces the temperature of high temperature new trend to the minimum temperature that normal atmospheric temperature cooling water can cool off to, about 7 ℃ promptly.
Through the ultralow-temperature surface cooler 14, the discharge temperature of fresh air is controlled below zero by using ultralow-temperature cooling liquid at about-18 ℃, and the temperature can be adjusted and set.
One-level dehumidification runner 2 with second grade dehumidification runner 4 dehumidifies the back to the new trend, one-level dehumidification runner 2 with the decay takes place for the initial capacity on the second grade dehumidification runner 4, through regeneration drying portion blows behind the dehumidification high temperature drying's after will heating regeneration wind one-level dehumidification runner 2 with on the part of second grade dehumidification runner 4, will one-level dehumidification runner 2 with moisture adsorption on the second grade dehumidification runner 4 comes out, resumes adsorption efficiency one-level dehumidification runner 2 with new trend dehumidification workspace is got back to again to second grade dehumidification runner 4, continues to carry out dehumidification work, and the wind that regenerates will one-level dehumidification runner 2 with outside the second grade dehumidification runner 4 regeneration back discharge apparatus.
And a water collecting tray is arranged below the dehumidification surface air cooler 6, the primary surface air cooler 9 and the secondary surface air cooler 12, and a water outlet of the water collecting tray extends out of the low-temperature air inlet air conditioner.
Further, the water collecting tray is respectively positioned under the dehumidification surface air cooler 6, the first-stage surface air cooler 9 and the second-stage surface air cooler 12 and is in sealing connection with the dehumidification surface air cooler 6, the first-stage surface air cooler 9 and the second-stage surface air cooler 12, so that condensed water is guaranteed not to spill out of the water collecting tray.
Furthermore, the water collecting tray penetrates out of the low-temperature air inlet air conditioner through a drain pipe, and water is discharged.
And the first-stage dehumidification rotating wheel 2 and the second-stage dehumidification rotating wheel 4 are internally provided with high-efficiency silica gel and molecular sieve media.
Furthermore, a plurality of through holes are formed in the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4, and efficient silica gel and molecular sieve media are arranged in the through holes.
Furthermore, a plurality of through holes on the primary desiccant rotor 2 are arranged in parallel, and a plurality of through holes on the secondary desiccant rotor 4 are arranged in parallel.
Furthermore, a plurality of on the one-level dehumidification runner 2 the both ends of through-hole move towards respectively the new trend air-supply line with the new trend connecting pipe, a plurality of on the second grade dehumidification runner 4 the both ends of through-hole move towards respectively the new trend connecting pipe with the new trend exhaust pipe.
And a liquid inlet pipe and a liquid outlet pipe are arranged on the ultra-low temperature surface air cooler 14, and an ultra-low temperature proportional valve 15 is arranged on the liquid inlet pipe.
Furthermore, the flow of the low-temperature cooling liquid is adjusted through the ultralow-temperature proportional valve 15, so that the fresh air temperature of the fresh air outlet 20 is adjusted.
The primary dehumidifying rotating wheel 2 and the secondary dehumidifying rotating wheel 4 are driven by a speed reducing motor.
Further, a first speed reduction motor 7 drives the first-stage dehumidification rotating wheel 2 to rotate along the central axis of the first-stage dehumidification rotating wheel 2, and a second speed reduction motor 10 drives the second-stage dehumidification rotating wheel 4 to rotate along the central axis of the second-stage dehumidification rotating wheel 4.
Second grade surface cooler 12, ultra-low temperature surface cooler 14 and dew point hygrometer 11 set gradually on the new trend exhaust pipe.
Furthermore, on the new trend exhaust pipe from second grade dehumidification runner 4 plays, arrives new trend export 20 ends, has set gradually second grade surface cooler 12 ultra-low temperature surface cooler 14 with dew point hygrometer 11.
The fresh air fan 8 is arranged on one side, close to the primary dehumidifying rotating wheel 2, of the primary surface air cooler 9.
Further, the fresh air fan 8 is used for extracting fresh air and pressurizing the fresh air.
And a switch valve is arranged on the fresh air exhaust pipe.
Furthermore, the switch valve is used for controlling the opening and closing of the fresh air exhaust pipe, namely controlling the air exhaust volume of fresh air.
Furthermore, after the switch valve is closed, all fresh air is converted into regenerated air, and the drying capacity of the regenerated air is enhanced.
The one-level dehumidification runner has the cylinder structure, one-level regeneration chamber with the one-level new trend chamber will including the one-level dehumidification runner surrounds, second grade dehumidification runner has the cylinder structure, second grade regeneration chamber with the second grade new trend chamber will including the second grade dehumidification runner surrounds.
Furthermore, the area of the bottom surface of the primary dehumidifying rotor 2 is the same as the area of the cross section of the air duct, one quarter of the area of the bottom surface of the primary dehumidifying rotor 2 is located in the primary regeneration cavity 17, three quarters of the area of the bottom surface of the primary dehumidifying rotor 2 is located in the primary fresh air cavity, one third of the area of the bottom surface of the secondary dehumidifying rotor 4 is located in the secondary regeneration cavity 16, and two thirds of the area of the bottom surface of the secondary dehumidifying rotor 4 is located in the secondary fresh air cavity.
Still be provided with temperature sensor on the new trend exhaust pipe, temperature sensor sets up the ultra-low temperature surface cooler is close to new trend exhaust pipe's air outlet one side.
Further, the temperature sensor 13 and the dew point instrument 11 are used for monitoring the temperature and dew point of fresh air.
During operation, the new trend is through leading to dehumidification surface cooler 6 that has about 7 ℃ ordinary cooling water after cooling the dehumidification, gets into one-level dehumidification runner 2 carries out the physics dehumidification, and moisture in the new trend is by one-level dehumidification runner 2 adsorbs and releases latent heat for the new trend temperature rises, and high temperature new trend is through leading to about 7 ℃ ordinary cooling water one-level surface cooler 9 cools off the cooling, gets into before one-level surface cooler 9, the new trend pressurizes through new trend fan 8, and the new trend gets into behind second grade dehumidification runner 4, release latent heat once more, make the new trend intensification, reentrant have about 7 ℃ ordinary cooling water second grade surface cooler 12 carries out cooling treatment, leads to about-18 ℃ ultra-low temperature coolant again leading to super low temperature surface cooler 14 cools off to below zero.
The regeneration drying part is used for regenerating the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4, a part of fresh air is extracted from the fresh air through the regeneration fan 1 to serve as regenerated air, when the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4 dehumidify the fresh air, moisture in the fresh air is adsorbed on the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4, the regenerated air is heated by the second heater 3 and the first heater 5 to become high-temperature dry air, the high-temperature dry air is blown to the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4 to absorb the moisture on the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4, and the moisture is discharged out of equipment, the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4 are regenerated and can be put into use continuously, and the regeneration and the dehumidification are repeated all the time and are performed synchronously.
The invention combines the conventional cooling and dehumidification with the primary dehumidification rotating wheel 2 and the secondary dehumidification rotating wheel 4, the primary dehumidification rotating wheel 2 is combined with the primary surface air cooler 9, the secondary dehumidification rotating wheel 4 is combined with the secondary surface air cooler 12, the ultra-low temperature surface air cooler 14 adjusts the flow of ultra-low temperature cooling liquid flowing through the ultra-low temperature surface air cooler 14 through an ultra-low temperature proportional valve 15 to control the fresh air temperature, and meanwhile, a temperature sensor 13 and a dew point instrument 11 are arranged to monitor the temperature and the dew point.
The low-temperature air inlet air conditioner provided by the embodiment of the invention provides an air inlet guarantee for a PEMS test, greatly shortens the PEMS test period and greatly improves the working efficiency.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A low-temperature air inlet air conditioner is characterized by comprising a fresh air dehumidifying part, a regenerating drying part connected with the fresh air dehumidifying part, and a rotating wheel dehumidifying part arranged on the fresh air dehumidifying part and the regenerating drying part;
the rotating wheel dehumidification part comprises a primary dehumidification rotating wheel and a secondary dehumidification rotating wheel, a primary regeneration cavity and a primary fresh air cavity are arranged on the primary dehumidification rotating wheel, and a secondary regeneration cavity and a secondary fresh air cavity are arranged on the secondary dehumidification rotating wheel;
the fresh air dehumidifying part comprises a fresh air inlet pipe connected with the primary fresh air cavity, a dehumidifying surface cooler is arranged on the fresh air inlet pipe, a fresh air connecting pipe is arranged between the primary fresh air cavity and the secondary fresh air cavity, a fresh air fan and a primary surface cooler are arranged on the fresh air connecting pipe, a fresh air exhaust pipe is connected to the outlet of the secondary fresh air cavity, and a secondary surface cooler, an ultralow temperature surface cooler and a dew point instrument are arranged on the fresh air exhaust pipe;
the regeneration drying part comprises a regeneration air inlet pipe connected with the fresh air connecting pipe, an air inlet of the regeneration air inlet pipe is positioned between the primary surface cooler and the secondary dehumidifying rotating wheel, the regeneration air inlet pipe penetrates through the secondary dehumidifying rotating wheel and then is connected with the secondary regeneration cavity, a first heater is arranged on the regeneration air inlet pipe, a regeneration air connecting pipe is arranged between the secondary regeneration cavity and the primary regeneration cavity, a second heater is arranged on the regeneration air connecting pipe, a regeneration air exhaust pipe is connected at the outlet of the primary regeneration cavity, and a regeneration fan is arranged on the regeneration air exhaust pipe;
the fresh air exhaust pipe is provided with a switch valve;
the one-level dehumidification runner has the cylinder structure, one-level regeneration chamber with the one-level new trend chamber will including the one-level dehumidification runner surrounds, second grade dehumidification runner has the cylinder structure, second grade regeneration chamber with the second grade new trend chamber will including the second grade dehumidification runner surrounds.
2. The low-temperature air inlet conditioner as claimed in claim 1, wherein a water collecting tray is arranged below the dehumidification surface air cooler, the primary surface air cooler and the secondary surface air cooler, and a water outlet of the water collecting tray extends out of the low-temperature air inlet conditioner.
3. The low-temperature air inlet air conditioner as claimed in claim 1, wherein the primary dehumidifying wheel and the secondary dehumidifying wheel are provided with high-efficiency silica gel and molecular sieve media.
4. The cryogenic air inlet conditioner according to claim 1, wherein the ultra-low temperature surface cooler is provided with a liquid inlet pipe and a liquid outlet pipe, and the liquid inlet pipe is provided with an ultra-low temperature proportional valve.
5. The cryogenic air intake air conditioner of claim 1, wherein the primary desiccant rotor and the secondary desiccant rotor are driven by a geared motor.
6. The low-temperature air inlet air conditioner as claimed in claim 1, wherein the secondary surface cooler, the ultra-low-temperature surface cooler and the dew point instrument are sequentially arranged on the fresh air exhaust pipe.
7. The cryogenic air intake air conditioner of claim 1, wherein the fresh air fan is disposed on a side of the primary surface cooler adjacent to the primary desiccant wheel.
8. The low-temperature air inlet air conditioner as claimed in claim 1, wherein a temperature sensor is further disposed on the fresh air exhaust pipe, and the temperature sensor is disposed on a side of the ultralow-temperature surface cooler close to the air outlet of the fresh air exhaust pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810708570.4A CN108825412B (en) | 2018-07-02 | 2018-07-02 | Low-temperature air inlet air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810708570.4A CN108825412B (en) | 2018-07-02 | 2018-07-02 | Low-temperature air inlet air conditioner |
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| CN108825412A CN108825412A (en) | 2018-11-16 |
| CN108825412B true CN108825412B (en) | 2020-01-10 |
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| CN109990398A (en) * | 2019-04-28 | 2019-07-09 | 中原工学院 | Energy-saving lithium battery production environment processing system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287882A (en) * | 2011-07-22 | 2011-12-21 | 集美大学 | Marine two-stage rotating-wheel dehumidifying air-conditioning system and operating method thereof |
| CN103673113A (en) * | 2013-12-19 | 2014-03-26 | 南京航空航天大学 | Double-grade regenerating rotary-wheel dehumidification system and air processing method thereof |
| CN106196346A (en) * | 2016-07-04 | 2016-12-07 | 迪思特空气处理设备(常熟)有限公司 | A kind of energy-efficient low dew point rotary dehumidifier |
| CN107490052A (en) * | 2017-08-01 | 2017-12-19 | 浙江捷峰环境科技有限公司 | A kind of ultra-low dew point dehumidifying unit |
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2018
- 2018-07-02 CN CN201810708570.4A patent/CN108825412B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287882A (en) * | 2011-07-22 | 2011-12-21 | 集美大学 | Marine two-stage rotating-wheel dehumidifying air-conditioning system and operating method thereof |
| CN103673113A (en) * | 2013-12-19 | 2014-03-26 | 南京航空航天大学 | Double-grade regenerating rotary-wheel dehumidification system and air processing method thereof |
| CN106196346A (en) * | 2016-07-04 | 2016-12-07 | 迪思特空气处理设备(常熟)有限公司 | A kind of energy-efficient low dew point rotary dehumidifier |
| CN107490052A (en) * | 2017-08-01 | 2017-12-19 | 浙江捷峰环境科技有限公司 | A kind of ultra-low dew point dehumidifying unit |
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