CN114935179A - Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system - Google Patents
Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system Download PDFInfo
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- CN114935179A CN114935179A CN202210546255.2A CN202210546255A CN114935179A CN 114935179 A CN114935179 A CN 114935179A CN 202210546255 A CN202210546255 A CN 202210546255A CN 114935179 A CN114935179 A CN 114935179A
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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
- F24F3/1411—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 absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1429—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 absorbing or adsorbing water, e.g. using an hygroscopic desiccant alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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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
- F24F3/16—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 purification, e.g. by filtering; by sterilisation; by ozonisation
- F24F3/167—Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
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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
- F24F7/00—Ventilation
- F24F7/003—Ventilation in combination with air cleaning
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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
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
- F24F2110/22—Humidity of the outside air
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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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- Drying Of Gases (AREA)
- Central Air Conditioning (AREA)
Abstract
The application provides a double-runner dehumidification mechanism, at least comprises a first runner adsorption module, a first regeneration area, a first dehumidification area and a first heater, and a second runner adsorption module, which comprises a second regeneration area, a second dehumidification area and a second heater, wherein the scheme of the application adopts a two-stage dehumidification runner, on one hand, gas output by a second gas path branch of an outlet of the second regeneration area returns to an inlet of the second regeneration area through a circulating gas path, is merged with at least part of gas from an outlet of a gas containing cavity and then is heated by the second heater and then is introduced into the inlet of the second regeneration area for recycling, the utilization rate of regenerative heat energy is improved, energy conservation is realized, on the other hand, part of return air returned from the gas containing cavity is sent into the second heater to be heated and then is used as regenerative air of the second runner adsorption module to be supplied to the second regeneration area, the regeneration temperature of the second-stage runner can be reduced, and the load on the heater of the second-stage runner can be reduced.
Description
Technical Field
The application relates to the technical field of dehumidification, in particular to a double-rotating-wheel dehumidification mechanism, a drying room system and a clean room system.
Background
In the production process of the product, the product is not disturbed by the moisture without time. Compared with other dehumidification methods, the rotary dehumidifier can synchronously regenerate and dehydrate the absorbent after moisture absorption in the process of applying the solid absorbent to absorb moisture, so that the solid absorbent can be recycled, the whole moisture absorption work can be continuously carried out, the defect that the static solid absorption can not continuously dehumidify but refrigeration condensation dehumidification can not be carried out under the condition of low temperature and low humidity is overcome, and the characteristics of continuous stability and large dehumidification capacity under the condition of low temperature and low humidity can be exerted, therefore, the rotary dehumidifier is widely applied in the production process of products, such as the production of lithium ion batteries and the like.
The rotary dehumidifier generally needs to heat air to obtain high-temperature regeneration air, and the high-temperature regeneration air is sent to a regeneration area of the rotary to regenerate the rotary, and the process generally needs to consume a large amount of energy, so how to save the energy needed for heating the high-temperature regeneration air as much as possible becomes a problem to be solved by the technical staff in the field.
In order to solve the above problems, in the related art, in the dehumidification device based on the rotary wheel, the gas output from the outlet of the dehumidification region of the rotary wheel is usually heated by the heater and then introduced into the regeneration region of the rotary wheel, so as to reduce the relative humidity of the regeneration air without increasing the temperature of the regeneration gas, thereby reducing the load of the corresponding heater. However, the effect of this setting mode on saving the energy required by heating the high-temperature regeneration air is not good, and meanwhile, because before the gas output from the outlet of the rotating wheel dehumidification region is introduced into the drying room, the regeneration region of the rotating wheel is introduced into the extraction part, in order to ensure that the air quantity entering the drying room, the clean room and other gas containing cavities meets the standard, the air supply efficiency of the air inlet fan must be improved, thereby additionally increasing the electric energy consumption, failing to meet the system requirement of saving the energy consumption, and therefore, a new dehumidification mechanism with lower energy consumption is required to be provided.
Disclosure of Invention
In order to solve one or more technical problems in the prior art, the embodiment of the present application provides a novel dual-rotor dehumidification mechanism, which can improve the utilization rate of the regenerative heat energy and realize energy saving.
In order to achieve the above purpose, the technical solution adopted by the present application to solve the technical problem is:
the present application provides in a first aspect a dual-rotor dehumidification mechanism comprising:
a first rotary wheel adsorption module comprising a first dehumidification zone, a first regeneration zone and a first heater;
the second runner adsorption module comprises a second dehumidification area, a second regeneration area and a second heater;
the first dehumidification zone, the first regeneration zone, the second dehumidification zone and the second regeneration zone comprise inlets and outlets;
the outlet of the first dehumidification area is connected with the inlet of the second dehumidification area through an air path, and the outlet of the second dehumidification area is connected with the inlet of the air accommodating cavity through an air path; a first gas path branch of an outlet of the second regeneration area is connected with a gas path of an inlet of the first regeneration area, and gas output by the first gas path branch is heated by the first heater and then is introduced into the inlet of the first regeneration area; and the gas output by the second gas path branch of the outlet of the second regeneration area returns to the inlet of the second regeneration area through a circulating gas path, is merged with at least part of gas from the outlet of the gas containing cavity, is heated by a second heater and then is introduced into the inlet of the second regeneration area.
In a specific embodiment, the outlet of the gas accommodating cavity is in gas connection with the inlet of the second dehumidification region or the first dehumidification region, and at least part of the gas from the outlet of the gas accommodating cavity is introduced into the second dehumidification region or the first dehumidification region.
In a specific embodiment, the double-rotor dehumidification mechanism further comprises at least one surface cooler.
In a specific embodiment, the surface coolers comprise a front surface cooler and an intermediate surface cooler; the pre-surface cooler is arranged at the inlet of the first dehumidification area; the intermediate surface cooler is arranged between the outlet of the first dehumidification area and the inlet of the second dehumidification area.
In a specific embodiment, the dual-rotor dehumidification mechanism further comprises at least one air filter.
In a specific embodiment, the dual-rotor dehumidification mechanism further comprises:
the first temperature and humidity sensor is arranged at an outlet of the first regeneration area;
and the second temperature and humidity sensor is arranged at the outdoor fresh air inlet.
In a specific embodiment, the outlet of the first regeneration area is selectively communicated with the outdoor fresh air inlet, and when the air enthalpy value of the outlet of the first regeneration area calculated by the temperature and humidity measured by the first temperature and humidity sensor is lower than the outdoor fresh air enthalpy value calculated by the temperature and humidity measured by the second temperature and humidity sensor, the outlet of the first regeneration area is communicated with the outdoor fresh air inlet; otherwise, communicating the outlet of the first regeneration zone with the outside atmosphere.
In a specific embodiment, the gas-containing chamber is any one of a dry room, a clean room, a storage room for precision instruments, an archive management room, and a collection room.
The application provides a drying room system in a second aspect, which comprises a drying room body and any one of the double-rotary-wheel dehumidification mechanisms.
In a third aspect, the present application provides a clean room system comprising a clean room body and any one of the above-mentioned dual-wheel dehumidifying mechanisms.
The technical scheme provided by the embodiment of the application has the following beneficial effects:
the double-runner dehumidification mechanism provided by the embodiment of the application adopts the two-stage dehumidification runner, and the temperature of the regeneration gas can be improved by returning the gas output by the second gas path branch at the outlet of the second regeneration area to the inlet of the second regeneration area through the circulating gas path and converging the gas with at least part of the gas from the outlet of the gas containing cavity, so that the load of a corresponding heater is reduced, the utilization rate of the regeneration heat energy is improved, and the energy conservation of a system is realized; simultaneously, because this application embodiment is with the gaseous leading-in to the second regeneration zone of gaseous holding chamber, rather than leading-in to the second regeneration zone from the gaseous leading-in of second dehumidification district export, can not reduce the amount of wind that gets into gaseous holding chamber to need not the air supply efficiency of the increase air inlet fan of compensation formula, thereby further practiced thrift system energy consumption.
Further, according to the double-rotor dehumidification mechanism provided by the embodiment of the application, the first temperature and humidity sensor is arranged at the outlet of the first regeneration area, and the second temperature and humidity sensor is arranged at the air inlet of the outdoor fresh air and is respectively used for measuring the temperature and the humidity of the outlet air of the first regeneration area and the temperature and the humidity of the outdoor fresh air;
further, according to the dehumidification device provided by the embodiment of the application, the first rotating wheel adsorption module and the second rotating wheel adsorption module are connected in series, and the regeneration temperatures of the first rotating wheel adsorption module and the second rotating wheel adsorption module are lower than 85 ℃, so that industrial waste heat such as industrial temperature drainage, a solar water heater and compressor heat extraction can be used as a regeneration heat source.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a dehumidification device according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a dehumidifying apparatus according to a second embodiment of the present application;
FIG. 3 is a schematic structural diagram of a dehumidification device provided in the third embodiment of the present application;
fig. 4 is a schematic structural diagram of a dehumidification device provided in the fourth embodiment of the present application.
Description of reference numerals:
1, a front surface cooler; 2a first wheel adsorption module; 2a first regeneration zone; 2b a first dehumidification zone; 3 a first heater; 4, an intermediate surface cooler; 5 a first treatment fan; 6 a second treatment fan; 7, a second runner adsorption module; 7a second regeneration zone; 7b a second dehumidification zone; 8, a post heater; 9 a second heater; 10, a drying room; 11 a first temperature and humidity sensor; 12 a second temperature and humidity sensor; 13 an air filter; 14. 15, 16, 17, 18 air volume adjusting valves; 19 electric air volume adjusting valve; 20. 21 a dew point temperature sensor; 22 an exhaust valve; 23 a first gas path branch; 24 a second gas path branch; 25, circulating a gas circuit; fresh air outside OA room; gas returned from the RA gas containment chamber; the SA post-heater heats the treated gas.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following describes a scheme of an embodiment of the present application in detail with reference to the drawings.
The double-runner dehumidification mechanism in this application adopts the two-stage dehumidification runner, and it includes first runner absorption module and second runner absorption module at least, and first runner absorption module and second runner absorption module establish ties and set up, and wherein first runner absorption module includes first dehumidification district, first regeneration zone and first heater, and second runner absorption module includes second dehumidification district, second regeneration zone and second heater. When the method is concretely implemented, the first dehumidification area and the first regeneration area are integrated in one wheel-shaped structure, the second dehumidification area and the second regeneration area are integrated in the other wheel-shaped structure, the two wheel-shaped structures are respectively divided into two areas, namely the first dehumidification area and the first dehumidification area (also called as a treatment area), and the second regeneration area and the second dehumidification area by using a sealing material (including but not limited to a sealing rubber strip) and a shell of the wheel-shaped structure, the first dehumidification area and the second dehumidification area carry out dehumidification treatment on air to be treated (such as outdoor fresh air) by using an adsorbent arranged in the first dehumidification area and the second dehumidification area, and the first regeneration area and the second regeneration area carry out regeneration and dehydration treatment on the adsorbent subjected to the dehumidification by using high-temperature gas, so that the adsorbent can be recycled. In order to achieve a reduction in the temperature required for the regeneration of the runner. Double-runner dehumidification mechanism in this application returns through the gas of the second gas circuit branch output with the export of second regeneration zone through the circulation gas circuit the entry in second regeneration zone to with come from gaseous at least part gas that holds the chamber export joins the back and lets in after the heating of second heater the entry in second regeneration zone recycles, improves the utilization ratio of regeneration heat energy, realizes energy-conservation.
In addition, the gas containing chamber in the following embodiments is described by taking a drying room as an example, but it should be understood that the explanation of the gas containing chamber should not be limited to the drying room, and any space required to contain the dry gas environment, such as: the drying room, the clean room, the precise instrument storage room, the file management room, the collection room, etc. are all included in the protection scope of the present application without departing from the inventive concept of the present application.
Example one
Fig. 1 is a schematic structural diagram of a dual-rotor dehumidification device according to an embodiment of the present application, and referring to fig. 1, the mechanism generally comprises a preposed surface air cooler 1, a first rotary wheel adsorption module 2, an intermediate surface air cooler 4, a first treatment fan 5, a second treatment fan 6, a second rotary wheel adsorption module 7 and a postposition heater 8 which are connected by an air pipe, wherein the first rotary wheel adsorption module 2 comprises a first regeneration zone 2a and a first dehumidification zone 2b which are integrated in the same wheel-shaped structure, and a first heater 3 connected to an inlet of the first regeneration zone 2a, the second rotary wheel adsorption module 7 includes a second regeneration zone 7a and a second dehumidification zone 7b integrated in the same wheel-like structure, and a second heater 9 connected to an inlet of the second regeneration zone 7a, the first regeneration zone 2a, the first dehumidification zone 2b, the second regeneration zone 7a, the second dehumidification zone 7b each comprising an inlet and an outlet.
In specific implementation, as an illustrative and non-limiting example, in the embodiment of the present application, an air inlet of outdoor fresh air is connected to an inlet of the front surface cooler 1, an outlet of the front surface cooler 1 is connected to an inlet of the first dehumidification region 2b, an outlet of the first dehumidification region 2b is connected to an inlet of the intermediate surface cooler 4, an outlet of the intermediate surface cooler 4 is connected to an inlet of the first processing fan 5, an outlet of the first processing fan 5 is connected to an inlet of the second dehumidification region 7b, an outlet of the second dehumidification region 7b is connected to an inlet of the post-heater 8, an outlet of the post-heater 8 is connected to an inlet of the drying room 10, a second air path branch of an outlet of the drying room 10 and an outlet of the second regeneration region is connected to an inlet of the second heater 9, an outlet of the second heater 9 is connected to an inlet of the second regeneration region 7a, an outlet of the second regeneration region 7a is connected to an inlet of the second processing fan 6, the outlet of the second processing fan 6 is connected with the inlet of the second heater 9 through the second gas path branch and the circulation branch, and is connected with the inlet of the first heater 3 through the first gas path branch, that is, the second processing fan 6 is arranged between the outlet of the second regeneration area 7a and the first heater 3, the outlet of the first heater 3 is connected with the inlet of the first regeneration area 2a, and the outlet of the first regeneration area 2a is connected with the outside.
The operation of the dual-rotor dehumidification mechanism in the above embodiment will be described. Outdoor fresh air OA firstly enters a preposed surface air cooler 1, is cooled, cooled and pre-dehumidified by the preposed surface air cooler 1 and then enters a first dehumidification area 2b in a first rotary wheel adsorption module 2, moisture contained in the outdoor fresh air OA is adsorbed by an adsorbent arranged in the first rotary wheel adsorption module 2 in the process of passing through the first dehumidification area 2b, the humidity is reduced and then the outdoor fresh air OA is sent into an intermediate surface air cooler 4, is cooled, cooled and dehumidified by the intermediate surface air cooler 4, the air after the cooling, cooling and dehumidifying treatment is sent into a second dehumidification area 7a in a second rotary wheel adsorption module 7 by a first treatment fan 5 to be treated, the moisture contained in the air is dehumidified by an adsorbent arranged in a second rotary wheel 7 to obtain dry air, the dry air is sent into a postposition heater 8 to be heated and then is regulated to the required temperature, such as 18 ℃ and the like, and finally supplied to the drying room 10 as air for drying.
In addition, in the embodiment of the present invention, a part of the air treated by the second regeneration zone 7b is returned to the second heater 9 through the second air path branch 24 and the circulation air path 25, and is merged with at least a part of the gas from the outlet of the gas containing chamber 10, heated by the second heater 9, and then introduced into the inlet of the second regeneration zone 7b for recycling, so as to further improve the utilization rate of the regeneration heat energy, and a part of the air treated by the second regeneration zone 7b is sent to the first heater 3 through the first air path branch 23 for heating treatment, the heated air is sent to the first regeneration area 2a as the regeneration air of the first rotary wheel adsorption module 2 for treatment and then discharged.
As a preferred embodiment, in the present embodiment, the regeneration temperatures of the first and second rotating wheel adsorption modules 2 and 7 are both lower than 85 ℃, and preferably, the regeneration temperatures of the first and second rotating wheel adsorption modules 2 and 7 are both 75 ℃, so that industrial waste heat such as industrial warm exhaust water, solar water heaters, and compressor exhaust heat can be used as a regeneration heat source, thereby saving energy.
In specific implementation, in the embodiment of the present application, one or more air volume adjusting valves may be selectively disposed at some suitable positions to control the air volume entering or exiting each device. As an exemplary and non-limiting illustration, in the embodiment of the present application, an air volume adjusting valve 14 may be disposed between the first rotary adsorption module 2 and the intermediate surface cooler 4, air volume adjusting valves (15, 17) may be disposed between the post-heater 8 and the inlet of the drying room 10, an air volume adjusting valve 18 may be disposed on the exhaust port of the drying room 10, an air volume adjusting valve 16 may be disposed between the second process fan 6 and the second heater 9, and the like.
In an embodiment of the present invention, dew point temperature sensors (20, 21) may be disposed at the inlet and the outlet of the drying room 10 to measure the dew point temperature of the return air RA returned from the drying room 10 and the dew point temperature of the air SA heated by the post-heater 8.
As a preferred embodiment, in the present embodiment, an exhaust valve 22 may be disposed on the drying room 10, and the exhaust valve 22 is preferably a residual pressure valve to control the air pressure in the drying room 10 to meet the production requirement.
After the effect of the birotary dehumidification mechanism of this embodiment, relevant humiture data are as follows: if the temperature of the outdoor fresh air OA is 34.4 ℃ and the relative humidity is 63.5% RH, the temperature of the return air RA returned by the drying room is 23 +/-2 ℃ and the dew-point temperature is-50 ℃; the temperature of the air heated by the post heater is below 18 ℃, and the dew point temperature is-70 ℃.
Example two
Fig. 2 is a schematic structural view of a dual-rotor dehumidification mechanism according to a second embodiment of the present invention, and referring to fig. 2, this embodiment is different from the first embodiment in that an outlet of a drying room 10 is connected to an inlet of an intermediate surface cooler 4 through an air duct, and a part of return air RA returned from the outlet of the drying room 10 is sent to the intermediate surface cooler 4 through the air duct connected between the drying room 10 and the inlet of the intermediate surface cooler 4. The cooling load of the intermediate surface cooler 4 can be reduced by mixing a part of the return air RA returned from the drying room 10 with the dry air dehumidified by the first dehumidification region 2b of the first rotary adsorption module 2 and then feeding the mixed air to the intermediate surface cooler 4.
It should be noted here that, in addition to the above manner, the outlet of the drying room 10 and the inlet of the first dehumidification section 2b may be connected by an air duct, so that part of the return air RA returned from the outlet of the drying room 10 is sent into the first dehumidification section 2b through the air duct connected between the outlet of the drying room 10 and the inlet of the first dehumidification section 2b, thereby reducing the dehumidification load of the first dehumidification section 2 b.
EXAMPLE III
Fig. 3 is a schematic structural diagram of a dual-rotor dehumidification mechanism provided in a third embodiment of the present application, and referring to fig. 3, a difference between this embodiment and the second embodiment is that the apparatus further includes a first temperature and humidity sensor 11 disposed on an outlet air duct of the first regeneration area 2a and a second temperature and humidity sensor 12 disposed on an outdoor fresh air OA air inlet duct, and the outlet of the first regeneration area 2a and the outdoor fresh air OA air inlet are selectively communicated with an air valve through the air ducts.
The first temperature and humidity sensor 11 is used for measuring the temperature and humidity of the outlet air of the first regeneration area 2a, the second temperature and humidity sensor 12 is used for measuring the temperature and humidity of the outdoor fresh air OA, so that the outlet air enthalpy value of the first regeneration area 2a can be calculated according to the temperature and humidity of the outlet air of the first regeneration area 2a, the OA enthalpy value of the outdoor fresh air can be calculated according to the temperature and humidity of the outdoor fresh air OA, when the outlet air enthalpy value of the first regeneration area 2a is calculated to be lower than the OA enthalpy value of the outdoor fresh air, the air valve communicates the outlet of the first regeneration area 2a with the outdoor fresh air inlet, the outlet air of the first regeneration area 2a and the outdoor fresh air OA are mixed by the air pipe connected between the outlet of the first regeneration area 2a and the OA inlet of the outdoor fresh air and then return to the pre-meter cooler 1, and the cooling load of the pre-meter cooler can be reduced, and energy conservation is realized. And when the enthalpy value of the air at the outlet of the first regeneration area 2a is calculated to be higher than the OA enthalpy value of the outdoor fresh air, the air humidity of the first regeneration area 2a is proved to be larger than the OA value of the outdoor fresh air, and then the air valve communicates the outlet of the first regeneration area 2a with the outdoor air and exhausts the over-humid regeneration air out of the system.
It should be noted that, in the embodiments of the present application, a specific enthalpy calculation process is not limited, and any known enthalpy calculation method can be used for enthalpy calculation in the present application without departing from the inventive concept of the present application, and details thereof are not repeated herein.
Example four
Fig. 4 is a schematic structural diagram of a dual-rotor dehumidification mechanism provided in a fourth embodiment of the present application, and referring to fig. 4, the present embodiment is different from the third embodiment in that the apparatus further includes an air filter 13, and the air filter 13 is disposed between an inlet of the outdoor fresh air OA and the front surface air cooler 1, and is configured to filter the outdoor fresh air OA to remove impurities such as dust contained in the outdoor fresh air OA.
In the description of the present application, it is to be understood that the terms "vertical," "parallel," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A dual-rotor dehumidification mechanism comprising:
a first rotary wheel adsorption module comprising a first dehumidification zone, a first regeneration zone and a first heater;
the second runner adsorption module comprises a second dehumidification area, a second regeneration area and a second heater;
the first dehumidification zone, the first regeneration zone, the second dehumidification zone and the second regeneration zone respectively comprise an inlet and an outlet;
the device is characterized in that an outlet of the first dehumidification area is connected with an inlet gas circuit of the second dehumidification area, and an outlet of the second dehumidification area is connected with an inlet gas circuit of the gas containing cavity; a first gas path branch of an outlet of the second regeneration area is connected with a gas path of an inlet of the first regeneration area, and gas output by the first gas path branch is heated by the first heater and then is introduced into the inlet of the first regeneration area; and the gas output by the second gas circuit branch of the outlet of the second regeneration area returns to the inlet of the second regeneration area through the circulating gas circuit, is merged with at least part of gas from the outlet of the gas containing cavity, is heated by the second heater and then is introduced into the inlet of the second regeneration area.
2. The dual-rotor dehumidification mechanism of claim 1, wherein an outlet of the gas-containing chamber is in gas communication with an inlet of the second dehumidification region or the first dehumidification region, and at least a portion of the gas from the outlet of the gas-containing chamber is communicated to the second dehumidification region or the first dehumidification region.
3. The dual-rotor dehumidification apparatus of claim 1, further comprising at least one surface air cooler.
4. The dual-rotor dehumidification mechanism as recited in claim 3, wherein said surface air cooler comprises a pre-surface air cooler and an intermediate surface air cooler; the pre-surface cooler is arranged at the inlet of the first dehumidification area; the intermediate surface cooler is arranged between the outlet of the first dehumidification area and the inlet of the second dehumidification area.
5. The dual-spool dehumidifier system of claim 1 further comprising at least one air filter.
6. The dual-spool moisture removal mechanism of any of claims 1-5, further comprising:
the first temperature and humidity sensor is arranged at an outlet of the first regeneration area;
and the second temperature and humidity sensor is arranged at the outdoor fresh air inlet.
7. The dual-rotor dehumidification mechanism of claim 6, wherein the outlet of the first regeneration zone is selectively connected to the outdoor fresh air inlet, and wherein the outlet of the first regeneration zone is connected to the outdoor fresh air inlet when the enthalpy of the air at the outlet of the first regeneration zone calculated from the temperature and humidity measured by the first temperature and humidity sensor is lower than the enthalpy of the air at the outlet of the outdoor fresh air calculated from the temperature and humidity measured by the second temperature and humidity sensor; otherwise, communicating the outlet of the first regeneration zone with the outside atmosphere.
8. The dual-rotor dehumidification apparatus as recited in claim 1, wherein said gas-containing chamber is any one of a dry room, a clean room, a storage room for precision instruments, an archive management room, and a collection room.
9. A drying room system comprising a drying room body and the dual-rotor dehumidifying mechanism of any one of claims 1 to 7.
10. A clean room system comprising a clean room body and the dual-rotor dehumidifying mechanism of any one of claims 1-7.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546255.2A CN114935179A (en) | 2022-05-19 | 2022-05-19 | Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system |
| PCT/CN2023/084421 WO2023221657A1 (en) | 2022-05-19 | 2023-03-28 | Double-rotator dehumidifying mechanism, drying room system, and clean room system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546255.2A CN114935179A (en) | 2022-05-19 | 2022-05-19 | Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system |
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| Publication Number | Publication Date |
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| CN114935179A true CN114935179A (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210546255.2A Pending CN114935179A (en) | 2022-05-19 | 2022-05-19 | Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114935179A (en) |
| WO (1) | WO2023221657A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023221657A1 (en) * | 2022-05-19 | 2023-11-23 | 苏州兆和环能科技有限公司 | Double-rotator dehumidifying mechanism, drying room system, and clean room system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203518066U (en) * | 2013-09-18 | 2014-04-02 | 深圳市优利美科技有限公司 | Fresh air mixing regeneration air rotary dehumidifier |
| CN104654480A (en) * | 2015-01-04 | 2015-05-27 | 深圳市奥宇节能技术股份有限公司 | Low-grade afterheat recycling type energy-saving dehumidifying unit |
| CN108758807B (en) * | 2018-05-25 | 2020-06-16 | 东南大学 | Multistage air deep dehumidification device in ultralow dew point environment |
| CN110513784A (en) * | 2019-09-17 | 2019-11-29 | 江苏塔菲尔新能源科技股份有限公司 | A kind of Double-working-condition rotary dehumidifier |
| CN114060972A (en) * | 2021-10-20 | 2022-02-18 | 瀚润特环保设备（江苏）有限公司 | High-temperature heat pump dehumidifier |
| CN217817134U (en) * | 2022-05-19 | 2022-11-15 | 苏州兆和环能科技有限公司 | Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system |
| CN114935179A (en) * | 2022-05-19 | 2022-08-23 | 苏州兆和环能科技有限公司 | Double-rotating-wheel dehumidifying mechanism, drying room system and clean room system |
-
2022
- 2022-05-19 CN CN202210546255.2A patent/CN114935179A/en active Pending
-
2023
- 2023-03-28 WO PCT/CN2023/084421 patent/WO2023221657A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023221657A1 (en) * | 2022-05-19 | 2023-11-23 | 苏州兆和环能科技有限公司 | Double-rotator dehumidifying mechanism, drying room system, and clean room system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023221657A1 (en) | 2023-11-23 |
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