CN113494742A - Regeneration wind runner dehumidification system - Google Patents
Regeneration wind runner dehumidification system Download PDFInfo
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- CN113494742A CN113494742A CN202010267715.9A CN202010267715A CN113494742A CN 113494742 A CN113494742 A CN 113494742A CN 202010267715 A CN202010267715 A CN 202010267715A CN 113494742 A CN113494742 A CN 113494742A
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- air
- dehumidifying
- regeneration
- rotary dehumidifier
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/153—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
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- 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
- B01D53/26—Drying gases or vapours
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- 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
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
- F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
- F24H9/1863—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
- F24F2003/1446—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/1458—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification using regenerators
- F24F2003/1464—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification using regenerators using rotating regenerators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Drying Of Gases (AREA)
Abstract
The invention is suitable for the technical field of temperature and humidity control, and provides a regenerative air rotating wheel dehumidification system, which comprises a rotating wheel dehumidifier; the regeneration air heating device is used for heating the regeneration air entering the rotary dehumidifier; the regeneration air dehumidifying device is connected with the regeneration air heating device and is used for condensing and dehumidifying the regeneration air entering the rotary dehumidifier; the processing wind dehumidifying device is used for condensing and dehumidifying the processing wind entering the rotary dehumidifier; and the dry air cooling device is connected with a dry air outlet of the rotary dehumidifier and is used for cooling the dry air output by the rotary dehumidifier, and the dry air cooling device has the beneficial effects that: the working temperature range and the dehumidifying capacity of the rotary dehumidifier can be greatly improved by dehumidifying and heating the regenerated air of the rotary dehumidifier, dehumidifying the treated air entering the rotary dehumidifier and cooling the treated air output by the rotary dehumidifier.
Description
Technical Field
The invention relates to a large-range dehumidification system, in particular to a regeneration wind turbine dehumidification system.
Background
The reliability test of products or components needs to be carried out under various environment conditions of simulated temperature and humidity, such as an engine starting test under environment simulation in automobile research and development detection, and a special temperature and humidity test such as popular PV2005/PV1200 is carried out in a test box, wherein the test box requires that the environmental temperature range is 85-60 ℃, and the humidity range is as follows: 10 to 98 percent.
In the prior art, low-temperature and low-humidity conditions are generally realized by dry air purging, and an air compressor, an air storage tank, a cold dryer, a heatless regeneration dryer and the like are additionally arranged under the influence of air source conditions. And the filter element of the heatless regeneration dryer belongs to an easily-consumed part, needs to be replaced after running for about 3 months, and has relatively high use and maintenance cost.
Part of the products are subjected to low-temperature low-humidity dehumidification by using a rotary dehumidifier, but no processing end auxiliary system exists, the application range is narrow (the application range recommended by rotary dehumidifier manufacturers is 45 ℃ to-5 ℃), the rotary dehumidifier needs to be closed when the application range exceeds the range, and the environmental temperature required in a test box cannot be reached, for example, the temperature range in the popular PV1200/PV2005 program is 80 ℃ to-40 ℃.
When fresh air is supplemented into the test box, dry air treated by the rotary dehumidifier is generally directly supplied into the test box in the prior art, the dew point temperature is relatively high, the dry air temperature is relatively high, and the influence on a temperature field in the test box is large.
Disclosure of Invention
The embodiment of the invention aims to provide a dehumidification system of a regenerative wind turbine, and aims to solve the technical problems in the background art.
The embodiment of the invention is realized in such a way that the regeneration wind turbine dehumidification system comprises:
a rotary dehumidifier;
the regeneration air heating device is used for heating the regeneration air entering the rotary dehumidifier;
the regeneration air dehumidifying device is connected with the regeneration air heating device and is used for condensing and dehumidifying the regeneration air entering the rotary dehumidifier;
the processing wind dehumidifying device is used for condensing and dehumidifying the processing wind entering the rotary dehumidifier;
and the dry air cooling device is connected with a dry air outlet of the rotary dehumidifier and is used for cooling the dry air output by the rotary dehumidifier so as to reduce fluctuation caused to a test box temperature field.
As a further scheme of the invention: the regeneration air heating device is a heating box with an electric heating pipe, and an air outlet of the heating box is communicated with a regeneration air inlet of the rotary dehumidifier.
As a still further scheme of the invention: the regeneration air dehumidification device is a regeneration air dehumidification evaporator box with an evaporator, and an air outlet of the regeneration air dehumidification evaporator box is communicated with an air inlet of the regeneration air dehumidification device; the processing air dehumidifying device is a processing air dehumidifying evaporator box with an evaporator, and an air outlet of the processing air dehumidifying evaporator box is communicated with a processing air inlet of the rotary dehumidifier; the dry air cooling device is a dry air cooling evaporator box with an evaporator.
As a still further scheme of the invention: the evaporators in the regenerated air dehumidifying device, the treated air dehumidifying device and the dry air cooling device, the compressor and the condenser form a refrigerating loop, and the evaporators in the regenerated air dehumidifying device, the treated air dehumidifying device and the dry air cooling device are arranged on the refrigerating loop in parallel.
As a still further scheme of the invention: the refrigeration loop is provided with a pressure regulating device corresponding to the evaporators of the regenerated wind dehumidifying device and the processed wind dehumidifying device, and is used for limiting the evaporation temperature and preventing the evaporators from frosting.
As a still further scheme of the invention: the heating box is also connected with the exhaust side of the compressor and used for heating the regeneration air by the cooperation of high-temperature exhaust of the compressor and the electric heating pipe.
As a still further scheme of the invention: the condenser is connected in parallel to a circulating water path of the refrigerating system and exchanges heat with the circulating water path.
Compared with the prior art, the invention has the beneficial effects that: the working temperature range and the dehumidifying capacity of the rotary dehumidifier can be greatly improved by dehumidifying and heating the regenerated air of the rotary dehumidifier, dehumidifying the treated air entering the rotary dehumidifier and cooling the treated air output by the rotary dehumidifier.
Drawings
Fig. 1 is a schematic structural diagram of a dehumidification system of a regenerative wind turbine.
Fig. 2 is a schematic structural diagram of a regenerative wind turbine dehumidification system (including a refrigeration system).
Fig. 3 is a working principle diagram of a dehumidification system of a regenerative wind turbine.
Fig. 4 is a schematic structural diagram of a rotary dehumidifier in the regenerative wind rotary dehumidification system.
Fig. 5 is a schematic structural diagram of an evaporator in a regenerative wind turbine dehumidification system.
In the drawings: 1-a rotary dehumidifier, 101-a treated air inlet, 102-a dry air outlet, 103-a regenerated air inlet, 104-a regenerated air outlet, 2-a regenerated air heating device, 3-a regenerated air dehumidifying device, 4-a treated air dehumidifying device, 5-a dry air cooling device, 6-a scroll compressor, 7-a condenser and 8-a pressure adjusting device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 4, a structure diagram of a regenerative wind turbine dehumidification system according to an embodiment of the present invention includes a turbine dehumidifier 1, a regenerative wind heating device 2, a regenerative wind dehumidification device 3, a treated wind dehumidification device 4, and a dry wind cooling device 5, where the regenerative wind heating device 2 is configured to heat regenerative wind entering the turbine dehumidifier 1; the regeneration air dehumidifying device 3 is connected with the regeneration air heating device 2 and is used for condensing and dehumidifying the regeneration air entering the rotary dehumidifier 1; the treated air dehumidifying device 4 is used for condensing and dehumidifying the treated air entering the rotary dehumidifier 1; the dry air cooling device 5 is connected with the dry air outlet 102 of the rotary dehumidifier 1 and is used for cooling the dry air output by the rotary dehumidifier 1 so as to reduce fluctuation caused to a test box temperature field.
In one case of this embodiment, in practical application, the regenerated air dehumidifying device 3 first dehumidifies the regenerated air entering the rotary dehumidifier 1 in one step to obtain dry cool air at about 4 ℃, and then heats the dry cool air obtained by the regenerated air heating device 2 to obtain dry normal temperature air at about 25 ℃, so that the regenerated air finally entering the rotary dehumidifier 1 is dry normal temperature air at about 25 ℃, which can provide a good regenerated air environment for the rotary dehumidifier 1, and before the treated air enters the rotary dehumidifier 1, the treated air dehumidifying device 4 condenses and dehumidifies the treated air to obtain dry cool air at about 4 ℃, which can provide a good treated air environment for the rotary dehumidifier 1, and after the treated air is further dehumidified in the rotary dehumidifier 1, although the treated air becomes dry air (or dry air), the temperature is high and the dew point temperature is relatively high, therefore, after the dry air output to the test box by the rotary dehumidifier 1 is cooled by the dry air cooling device 5, the cold dry air with the temperature of about minus 10 ℃ is obtained, the dew point temperature of the cold dry air can be reduced, and the influence on the original temperature field in the test box is reduced.
In a preferred embodiment of the present invention, the regeneration air heating device 2 is a heating box having an electric heating pipe, and an air outlet of the heating box is communicated with the regeneration air inlet 103 of the rotary dehumidifier 1.
Of course, the heating box has an electric heating pipe inside, which is actually a preferred embodiment of the present invention, and other heating methods may be used in practical application, and in practical application, a temperature feedback adjustment may also be set inside the heating box to ensure the accuracy of the heating temperature, and this embodiment is not limited in detail here.
As shown in fig. 5, as another preferred embodiment of the present invention, the regeneration air dehumidifying apparatus 3 is a regeneration air dehumidifying evaporator box having an evaporator, and an air outlet of the regeneration air dehumidifying evaporator box is communicated with an air inlet of the regeneration air dehumidifying apparatus 3; the processing air dehumidifying device 4 is a processing air dehumidifying evaporator box with an evaporator, and an air outlet of the processing air dehumidifying evaporator box is communicated with a processing air inlet 101 of the rotary dehumidifier 1; the dry air cooling device 5 is a dry air cooling evaporator box with an evaporator, and is connected with a dry air outlet 102 of the rotary dehumidifier 1, of course, the rotary dehumidifier 1 is also provided with a regenerated air outlet 104, and the regenerated air outlet 104 takes over to the outside.
In this embodiment, the condenser is used for dehumidifying the regenerated air or the treated air and cooling the dry air, and for the regenerated air dehumidifying evaporator box, the evaporator therein is the regenerated air dehumidifying evaporator, and similarly, the evaporators in the treated air dehumidifying device 4 and the dry air cooling device 5 are the treated air dehumidifying evaporator and the dry air cooling evaporator, respectively.
As shown in fig. 3, as another preferred embodiment of the present invention, the evaporators of the regeneration air dehumidifying apparatus 3, the processing air dehumidifying apparatus 4 and the dry air cooling apparatus 5, the compressor and the condenser 7 form a refrigeration circuit, and the evaporators of the regeneration air dehumidifying apparatus 3, the processing air dehumidifying apparatus 4 and the dry air cooling apparatus 5 are arranged in parallel on the refrigeration circuit.
The evaporators of the regeneration air dehumidification device 3, the processing air dehumidification device 4 and the dry air cooling device 5 are arranged in parallel and are relatively independent, that is, the regeneration air dehumidification evaporator, the processing air dehumidification evaporator and the dry air cooling evaporator are installed in parallel, in one case of the embodiment, the compressor can be a scroll compressor 6, and in order to simplify the technical scheme and facilitate understanding, in the embodiment, the oil separator, the pipeline, the valve (such as a safety valve, a ball valve, an electromagnetic valve, a butterfly valve, a thermal expansion valve, and the like) necessary in the refrigeration circuit are not illustrated, but the illustrated components are known or should be known to be arranged in the refrigeration circuit by a person skilled in the art in practical application.
As shown in fig. 3, as another preferred embodiment of the present invention, the refrigeration circuit is provided with a pressure adjusting device 8 corresponding to the evaporator of the regeneration wind dehumidifying device 3 and the process wind dehumidifying device 4, so as to limit the evaporation temperature and prevent the evaporator from frosting.
In one aspect of this embodiment, the pressure regulating device 8 is an evaporation pressure regulator, which can regulate the pressure of the medium flowing through the corresponding evaporator to limit the evaporation temperature and avoid the evaporator frosting due to too low evaporation pressure.
As another preferred embodiment of the present invention, the heating box is further connected to a discharge side of the compressor for heating the regeneration air in cooperation with a high temperature discharge of the compressor and the electric heating pipe.
The high temperature exhaust that this embodiment can utilize the compressor heats regeneration wind, and during practical application, can use high temperature exhaust heating to give first place to, when its heating temperature can't satisfy 25 ℃ of demand, restart electric heating pipe heats, and of course it also can carry out the adaptability according to actual conditions and change.
As shown in fig. 3, as another preferred embodiment of the present invention, the condenser 7 is connected in parallel to a circulation water path of the refrigeration system, and exchanges heat with the circulation water path.
In this embodiment, the refrigeration system is a conventional refrigeration system in the prior art, and in order to simplify the technical solution, this embodiment does not specifically explain it, and the condenser is a water condenser, which is connected in parallel to a circulation water circuit in the refrigeration system and exchanges heat with the circulation water circuit.
In addition, in the embodiment of the invention, the pipeline of the test box is also provided with an air valve for switching the inner circulation (rapid dehumidification and low temperature and humidity) and the outer circulation (fresh air supplement) of the test box according to the condition required by the test.
The internal circulation is that an air duct and a circulating fan are arranged in the test box, when the test box runs and tests such as high temperature, high humidity, low temperature, low humidity, high temperature, low temperature and the like are carried out, all the circulating fans in the test box can run, so that the temperature and the humidity of each part are more uniform, and a more test effect is achieved.
The extrinsic cycle is through the blast gate switching, pours into nature fresh air in the proof box, need keep the interior humiture set value of proof box unchangeable moreover, because the proof box is a relatively confined environment, need personnel to operate in the proof box sometimes when doing the experiment, perhaps for example the engine can start the stop test, can produce poisonous or harmful gas when experimental, just at this time need pour into fresh natural air into to the proof box through the blast gate, and keep the humiture in the proof box unchangeable, guarantee personnel and property's safety.
The embodiment of the invention provides a regenerative wind rotating wheel dehumidification system, which can greatly improve the working temperature range and the dehumidification capacity of a rotating wheel dehumidifier by dehumidifying and heating the regenerative wind of the rotating wheel dehumidifier and dehumidifying the treated wind entering the rotating wheel dehumidifier and cooling the treated wind output by the rotating wheel dehumidifier. Can completely meet the PV1200 and PV2005 procedures of the public, can realize the rapid dehumidification of the space in the test chamber, and has humidity controllability under various humidity and temperature states (such as +85 ℃ to-60 ℃).
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A regenerative wind turbine dehumidification system, comprising:
a rotary dehumidifier;
the regeneration air heating device is used for heating the regeneration air entering the rotary dehumidifier;
the regeneration air dehumidifying device is connected with the regeneration air heating device and is used for condensing and dehumidifying the regeneration air entering the rotary dehumidifier;
the processing wind dehumidifying device is used for condensing and dehumidifying the processing wind entering the rotary dehumidifier; and
and the dry air cooling device is connected with a dry air outlet of the rotary dehumidifier and is used for cooling the dry air output by the rotary dehumidifier so as to reduce fluctuation caused to a test box temperature field.
2. The system of claim 1, wherein the regeneration wind heating device is a heating box with an electric heating tube, and an air outlet of the heating box is communicated with a regeneration wind inlet of the dehumidifier.
3. The system of claim 2, wherein the dehumidification device is a dehumidification evaporator box with an evaporator, and an air outlet of the dehumidification evaporator box is communicated with an air inlet of the dehumidification device; the processing air dehumidifying device is a processing air dehumidifying evaporator box with an evaporator, and an air outlet of the processing air dehumidifying evaporator box is communicated with a processing air inlet of the rotary dehumidifier; the dry air cooling device is a dry air cooling evaporator box with an evaporator.
4. The system of claim 3, wherein the evaporators of the regeneration wind dehumidifying device, the process wind dehumidifying device and the dry wind cooling device, the compressor and the condenser form a refrigeration circuit, and the evaporators of the regeneration wind dehumidifying device, the process wind dehumidifying device and the dry wind cooling device are arranged in parallel on the refrigeration circuit.
5. The system as claimed in claim 4, wherein the refrigeration circuit is provided with a pressure regulating device corresponding to the evaporator of the regeneration wind dehumidifying device and the process wind dehumidifying device for limiting the evaporation temperature and preventing the evaporator from frosting.
6. The system of claim 4 or 5, wherein the heating box is further connected to the exhaust side of the compressor for heating the regeneration air by the cooperation of the high temperature exhaust of the compressor and the electric heating pipe.
7. The regenerative wind turbine dehumidification system according to claim 1, 2, 3, 4 or 5, wherein the condenser is connected in parallel to a circulation water path of the refrigeration system to exchange heat with the circulation water path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010267715.9A CN113494742B (en) | 2020-04-01 | 2020-04-01 | Regeneration wind runner dehumidification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010267715.9A CN113494742B (en) | 2020-04-01 | 2020-04-01 | Regeneration wind runner dehumidification system |
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| CN113494742A true CN113494742A (en) | 2021-10-12 |
| CN113494742B CN113494742B (en) | 2023-02-10 |
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| US20190162431A1 (en) * | 2017-11-28 | 2019-05-30 | Munters Corporation | Humidity Control Unit and Method |
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