CN112254233A - Energy-efficient new trend dehumidifier - Google Patents
Energy-efficient new trend dehumidifier Download PDFInfo
- Publication number
- CN112254233A CN112254233A CN202011315523.7A CN202011315523A CN112254233A CN 112254233 A CN112254233 A CN 112254233A CN 202011315523 A CN202011315523 A CN 202011315523A CN 112254233 A CN112254233 A CN 112254233A
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- China
- Prior art keywords
- air
- fresh air
- heat exchanger
- dehumidifier
- plate heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001914 filtration Methods 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 12
- 238000007791 dehumidification Methods 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000005057 refrigeration Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000009423 ventilation Methods 0.000 abstract description 4
- 238000004378 air conditioning Methods 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000256626 Pterygota <winged insects> Species 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
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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
- F24F3/044—Systems in which all treatment is given in the central station, i.e. all-air systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
-
- 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
-
- 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
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention provides a high-efficiency energy-saving fresh air dehumidifier which comprises a casing, wherein a fresh air inlet, a return air inlet, an air supply outlet and an air exhaust outlet are arranged on one side of the casing, a first plate heat exchanger is arranged on the lower sides of the fresh air inlet and the air exhaust outlet, a second plate heat exchanger is arranged on the lower sides of the return air inlet and the air supply outlet, a first air channel and a second air channel are respectively arranged on the lower sides of the first plate heat exchanger and the second plate heat exchanger, fresh air after heat exchange respectively passes through a surface air cooler, an evaporator, a condenser and a humidifier through the first air channel and then is supplied to the indoor through a blower, and. The invention has the advantages that: the air conditioner has the advantages of smart structure, high efficiency, energy conservation, four modes of refrigeration, heating, dehumidification and ventilation, is matched with a cold water (or hot water) heat radiation type air conditioner for use, provides a refrigeration or heating cold or heat source by utilizing a heat pump host in the air conditioning system, is environment-friendly and energy-saving, and reduces energy consumption.
Description
Technical Field
The invention relates to the technical field of fresh air dehumidification, in particular to a high-efficiency energy-saving fresh air dehumidifier.
Background
The fresh air dehumidifier is a dehumidifying device which can send air which is relatively dry and meets the relative humidity requirement into a room through a fresh air pipeline after the outdoor air is filtered and dehumidified.
The fresh air dehumidifier comprises a one-way flow dehumidifier and a two-way flow dehumidifier. The unidirectional flow dehumidifier only exhausts air, and introduces outdoor air into the room by utilizing indoor negative pressure, thereby achieving the effect of replacing indoor and outdoor air. The bidirectional flow dehumidifier has the functions of exhausting air and supplying air, the exhaust port continuously exhausts dirty air, the supply port continuously introduces fresh air, and the supply port is provided with an air purification device to ensure the cleanliness of the air introduced into a room. In consideration of functions and effects, a bi-directional flow dehumidifier is more commonly used. The traditional two-way flow dehumidifier has two forms: (1) two one-way flow dehumidifiers are combined and installed, one-way flow dehumidifier discharges indoor air to the outside, and the other one-way flow dehumidifier feeds outdoor fresh air to the inside, so that the dehumidifier has the defects of large volume and high energy consumption; (2) the full heat exchange core body is adopted for indoor energy recovery, and the mode has the defect of low energy recovery efficiency.
In a word, the existing fresh air dehumidifier has the defects of large occupied space, large energy consumption, complex pipeline arrangement and low energy recovery efficiency.
Disclosure of Invention
The invention aims to provide a fresh air dehumidifier which is flexible in structure, efficient and energy-saving.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an energy-efficient new trend dehumidifier, includes the casing, casing one side is equipped with fresh air inlet, return air inlet, supply-air outlet and air exit, and fresh air inlet and air exit downside are equipped with plate heat exchanger one, and return air inlet and supply-air outlet downside are equipped with plate heat exchanger two, and plate heat exchanger one and two downside of plate heat exchanger are equipped with wind channel one and wind channel two respectively, and the new trend after the heat exchange is through giving out air to indoor by the forced draught blower after wind channel one passes through surface cooler, evaporimeter, condenser, humidifier respectively, evaporimeter, condenser and compressor formation return circuit.
Furthermore, the openings of the fresh air inlet and the return air inlet are both provided with filters.
Further, the filter comprises primary filtration and high-efficiency filtration.
Furthermore, a demister is arranged in the casing, and fresh air passes through the demister after passing through the humidifier.
Further, the opposite wind flow in the plate heat exchanger is provided with independent wind channels without mixing wind, and the opposite wind flow can exchange heat.
Furthermore, the humidifier is provided with a plurality of spray heads and sensors, and the spray heads are opened and closed according to the dry and humidity signals received by the sensors.
Compared with the prior art, the invention has the following advantages:
the efficient and energy-saving fresh air dehumidifier is flexible in structure, efficient and energy-saving. The fresh air exchanges heat with the indoor return air through the plate heat exchanger, so that heat energy is saved; the fresh air is cooled or heated by the surface air cooler, the surface air cooler is connected with the heat pump host through the hydraulic module, and cold water or hot water of the heat pump host serves as cooling or heating capacity or heat, so that the fresh air dehumidifying device is suitable for dehumidifying the fresh air in an air conditioning system, the volume of the whole device is reduced, and the energy consumption is also reduced; the fresh air after being cooled (or heated) and dehumidified is conditioned and demisted by the demister before being sent into the room, so that the sent fresh air is ensured to be in a certain dry humidity range, and the comfortable body feeling of the fresh air is increased.
The fresh air dehumidifier has four modes of refrigeration, heating, dehumidification and ventilation, is matched with a cold water (or hot water) heat radiation type air conditioner for use, provides a source of refrigeration or heating cold or heat by utilizing a heat pump host in an air conditioning system, is environment-friendly and energy-saving, and reduces energy consumption.
Drawings
FIG. 1 is a schematic structural diagram of a high-efficiency energy-saving fresh air dehumidifier of the present invention.
Fig. 2 is a schematic view of the air flow of the first plate heat exchanger of the present invention.
Fig. 3 is a schematic view of the air flow of the second plate heat exchanger of the present invention.
Fig. 4 is a simple and schematic structural diagram of the humidifier of the present invention.
Detailed Description
Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides an energy-efficient new trend dehumidifier, includes the casing, casing one side is equipped with new wind gap 1, return air inlet 2, supply-air outlet 3 and air exit 4, and new wind gap 1 and 4 downside of air exit are equipped with plate heat exchanger one 5, and return air inlet 2 and 3 downside of supply-air outlet are equipped with plate heat exchanger two 6, and plate heat exchanger one 5 and two 6 downside of plate heat exchanger are equipped with wind channel one 7 and wind channel two 8 respectively, and the new trend behind the heat exchange is through wind channel one 7 respectively through surface cooler 9, evaporimeter 10, condenser 11, humidifier 12, defroster 13 back by 14 to indoor air supply through wind channel two 8, evaporimeter 10, condenser 11 and compressor 15 form the return circuit.
Specifically, the compressor 15 compresses the gaseous refrigerant into a high-temperature high-pressure gaseous state, and sends the gaseous refrigerant to the condenser 11 for cooling, the cooled gaseous refrigerant is changed into a medium-temperature high-pressure liquid refrigerant, the medium-temperature liquid refrigerant enters the drying bottle for filtering and dehumidification, the medium-temperature liquid refrigerant is throttled and depressurized by the expansion valve (throttling part) to be changed into a low-temperature low-pressure gas-liquid mixture (more liquid), the gas-liquid mixture is vaporized by the evaporator 10 absorbing heat in air to be changed into a gaseous state, and then the gaseous refrigerant returns to the compressor 15 for continuous compression and continuous circulation; when heating, a four-way valve makes the flow direction of Freon in the condenser 11 and the evaporator 10 opposite to that of the refrigerating, so that cold air is blown to the outside during heating, and hot air is blown to the indoor during heating.
And filters are arranged at the openings of the fresh air inlet 1 and the return air inlet 2. The filter is including just imitating filtering and high efficiency filtration, just imitates filtering and is used for filtering large granule impurity and winged insect class biology, and high efficiency filters the particulate matter that is used for filtering PM 2.5. Fresh air, i.e. outdoor fresh air; return air, i.e. dirty indoor air; exhausting air, namely exhausting dirty air in a room; blowing air, namely, sending fresh air which is treated outdoors. As shown in fig. 2, the fresh air and the exhaust air exchange heat in the plate heat exchanger I5, and the fresh air and the exhaust air have independent air channels and do not generate air mixing; as shown in fig. 3, the return air and the supply air exchange heat in the second plate heat exchanger 6, and the return air and the supply air have independent air channels and do not generate mixed air. Fresh air enters the first air channel 7 after being subjected to primary heat exchange through the first plate heat exchanger 5, is sequentially fed through the surface cooler 9, the evaporator 10, the condenser 11, the humidifier 12 and the demister 13, is fed through the second air channel 8 by the air feeder 14, and is subjected to secondary heat exchange through the second plate heat exchanger 6 and then enters a room. The surface air cooler 9 is used for reducing or increasing the temperature of air, the surface air cooler 9 is connected with the heat pump host through the hydraulic module, and the air is cooled or heated by means of cold water or hot water provided by the heat pump host; the evaporator 10 is used for cooling and dehumidifying air; the condenser 11 is used for heating air; the humidifier 12 is used for humidifying air, and the humidifier 12 controls humidification according to a dry-humidity signal of the sensor. The demister 13 is mainly composed of a plate and a supporting device, the plate is usually made of two main materials, i.e. high polymer material (such as polypropylene PP, FRP, etc.) or stainless steel (such as 316L, 317L, etc.), and the plate is generally divided into streamline and broken line type. As shown in FIG. 4, the humidifier 12 includes a plurality of nozzles 12-1 and sensors 12-2, the nozzles 12-1 may intermittently spray air, and the nozzles 12-1 are turned on and off according to a humidity signal received by the sensors 12-2, so as to ensure that the air supplied into the room is maintained within a certain humidity range.
The fresh air dehumidifier of the invention has four modes: refrigerating, heating, dehumidifying and ventilating. In different modes, the fresh air is processed differently, and the opening and closing of each machine part are different.
The following describes four modes of the efficient energy-saving fresh air dehumidifier respectively.
In summer, a refrigeration mode is adopted. In a refrigeration mode, fresh air enters a plate heat exchanger I5 through a filter, the fresh air at 35-38 ℃ and exhaust air at 25-27 ℃ are subjected to heat exchange, the fresh air with slightly reduced temperature is cooled to 12-20 ℃ through an air duct I7 through a surface cooler, then is subjected to refrigeration and dehumidification through an evaporator 10, the temperature of the fresh air is reduced to about 5 ℃, then is heated to 18-22 ℃ through a condenser 11, is conditionally humidified through a humidifier 12 and is demisted through a demister 13, finally is supplied through an air blower 14 through an air duct II 8, the heat exchange is performed between the low-temperature supplied air and the high-temperature return air, and the treated fresh air enters a room. Meanwhile, the indoor dirty return air is exhausted to the outside through the independent air channel.
In winter, a heating mode is adopted. In the heating mode, the compressor 15 is not started, namely the evaporator 10 and the condenser 11 are not started, and the dehumidification treatment is not carried out; fresh air enters the plate heat exchanger I5 through the filter, the fresh air at the temperature of 0-5 ℃ and exhaust air at the temperature of 20-25 ℃ are subjected to heat exchange, the fresh air with slightly increased temperature is heated to 22-27 ℃ through the air duct I7 through the surface cooler 9, is conditionally humidified through the humidifier 12 and is demisted through the demister 13, finally, the air is supplied through the air duct II 8 by the air feeder 14, the heat exchange is performed between the higher-temperature supplied air and the lower-temperature return air, and the processed fresh air enters the room. Meanwhile, the indoor dirty return air is exhausted to the outside through the independent air channel.
In rainy season or plum rainy season, a dehumidification mode is adopted. In the dehumidification mode, the surface cooler 9 is not started, the temperature reduction or rise treatment is not carried out, the humidifier 12 and the demister 13 are not started, and the humidification and demisting treatment is not carried out; fresh air passes through the filter and the air duct I7, then is refrigerated and dehumidified by the evaporator 10, then is heated to a proper temperature by the condenser 11, and finally is supplied to the room by the blower 14 through the air duct II 8. Meanwhile, the indoor dirty return air is exhausted to the outside through the independent air channel.
In spring and autumn, a ventilation mode is adopted. In the ventilation mode, the compressor 15, the surface cooler 9 and the humidifier 12 and the demister 13 are not started, fresh air passes through the filter and the components in sequence, and finally the air blower 14 supplies air to the room through the air duct II 8. Meanwhile, the indoor dirty return air is exhausted to the outside through the independent air channel.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the spirit of the present invention, and these modifications and improvements should also be considered as within the scope of the present invention.
Claims (6)
1. The utility model provides an energy-efficient new trend dehumidifier, includes the casing, its characterized in that: the novel air conditioner is characterized in that a fresh air inlet, a return air inlet, an air supply outlet and an air exhaust outlet are arranged on one side of the casing, a first plate heat exchanger is arranged on the lower side of the fresh air inlet and the lower side of the air exhaust outlet, a second plate heat exchanger is arranged on the lower side of the return air inlet and the lower side of the air supply outlet, a first air channel and a second air channel are respectively arranged on the lower sides of the first plate heat exchanger and the second plate heat exchanger, fresh air after heat exchange respectively passes through a first surface air cooler, an evaporator, a condenser and a humidifier through a second air channel.
2. The high-efficiency energy-saving fresh air dehumidifier as claimed in claim 1, wherein: and filters are arranged at the openings of the fresh air inlet and the return air inlet.
3. The high-efficiency energy-saving fresh air dehumidifier as claimed in claim 2, wherein: the filter comprises primary filtration and high-efficiency filtration.
4. The high-efficiency energy-saving fresh air dehumidifier as claimed in claim 1, wherein: still be equipped with the defroster in the casing, the new trend is through the defroster behind the humidifier.
5. The high-efficiency energy-saving fresh air dehumidifier as claimed in claim 1, wherein: the opposite wind flow in the plate heat exchanger is provided with independent wind channels without mixing wind, and the heat exchange can be carried out on the opposite wind flow.
6. The high-efficiency energy-saving fresh air dehumidifier as claimed in claim 1, wherein: the humidifier is provided with a plurality of nozzles and a sensor, and the nozzles are opened and closed according to a dry humidity signal received by the sensor.
Priority Applications (1)
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CN202011315523.7A CN112254233A (en) | 2020-11-21 | 2020-11-21 | Energy-efficient new trend dehumidifier |
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CN202011315523.7A CN112254233A (en) | 2020-11-21 | 2020-11-21 | Energy-efficient new trend dehumidifier |
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CN112254233A true CN112254233A (en) | 2021-01-22 |
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CN202011315523.7A Pending CN112254233A (en) | 2020-11-21 | 2020-11-21 | Energy-efficient new trend dehumidifier |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113432210A (en) * | 2021-06-16 | 2021-09-24 | 青岛海信日立空调系统有限公司 | Fresh air dehumidification all-in-one |
CN114877422A (en) * | 2021-02-03 | 2022-08-09 | 重庆海润节能技术股份有限公司 | Household fresh air control method for keeping temperature, humidity, oxygen, clean and static balance |
CN117588804A (en) * | 2023-11-25 | 2024-02-23 | 浙江永德信科技有限公司 | Fresh air total-heat haze, humidity and humidification all-in-one machine |
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CN106871395A (en) * | 2017-04-06 | 2017-06-20 | 际高贝卡科技有限公司 | A kind of pair of double low-temperature receiver heat recovery fresh air units of plate |
CN109186007A (en) * | 2018-10-19 | 2019-01-11 | 际高科技有限公司 | A kind of double plate heat recovery fresh air units of family formula air-source |
CN213687067U (en) * | 2020-11-21 | 2021-07-13 | 浙江浙蓝科技有限公司 | Energy-efficient new trend dehumidifier |
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- 2020-11-21 CN CN202011315523.7A patent/CN112254233A/en active Pending
Patent Citations (5)
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CN102269451A (en) * | 2011-08-18 | 2011-12-07 | 上海克络蒂新能源科技有限公司 | Heat pump heat recycling humidity balance fresh air unit and running method thereof |
JP2014013094A (en) * | 2012-07-03 | 2014-01-23 | Denso Corp | Refrigeration cycle device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN114877422A (en) * | 2021-02-03 | 2022-08-09 | 重庆海润节能技术股份有限公司 | Household fresh air control method for keeping temperature, humidity, oxygen, clean and static balance |
CN113432210A (en) * | 2021-06-16 | 2021-09-24 | 青岛海信日立空调系统有限公司 | Fresh air dehumidification all-in-one |
CN113432210B (en) * | 2021-06-16 | 2022-08-30 | 青岛海信日立空调系统有限公司 | Fresh air dehumidification all-in-one |
CN117588804A (en) * | 2023-11-25 | 2024-02-23 | 浙江永德信科技有限公司 | Fresh air total-heat haze, humidity and humidification all-in-one machine |
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