CN105953349A - Novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions - Google Patents
Novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions Download PDFInfo
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- CN105953349A CN105953349A CN201610333366.XA CN201610333366A CN105953349A CN 105953349 A CN105953349 A CN 105953349A CN 201610333366 A CN201610333366 A CN 201610333366A CN 105953349 A CN105953349 A CN 105953349A
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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
- F24F7/007—Ventilation with forced flow
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to 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
- 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
-
- 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
- F24F13/28—Arrangement or mounting of filters
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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
-
- 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
- F24F2110/50—Air quality properties
-
- 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
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/70—Carbon dioxide
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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
- 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)
- Quality & Reliability (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions. The novel heat recovery fresh air fan comprises a cabinet, a fresh air channel, a heat exchanger and an air exhausting channel are arranged in the cabinet; one end of the fresh air channel is an outdoor fresh air inlet, and the other end of the fresh air channel is an indoor fresh air inlet; one end of the air exhausting channel is an indoor exhaust outlet, and the other end of the exhaust channel is an outdoor exhaust outlet; the outdoor fresh air inlet, the indoor fresh air inlet, the indoor exhaust outlet and the outdoor exhaust outlet are all arranged on the side surface of the cabinet; a new fan is arranged at the indoor fresh air inlet, an exhaust fan is arranged at the outdoor exhaust outlet, and both the fresh air channel and the air exhausting channel penetrate through the heat exchanger to enable air to realize heat exchange; and a spraying device is arranged between the indoor exhaust outlet and the heat exchanger. The novel heat recovery fresh air fan is simple in structure, and can cool exhaust air and perform heat recovery on exhaust air, prevents the cross pollution of fresh air and exhaust air and effectively reduces temperature and energy consumption.
Description
Technical field
The present invention relates to the new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function.
Background technology
Air-conditioning has become as building and the important component part of people's life.Owing to air conditioning energy consumption has accounted for building the 30%～50% of total energy consumption, the most how to improve the efficiency of air conditioning system, the energy consumption reducing air conditioning system has become as the key link of building energy conservation.
In this airtight air conditioner surroundings, the object such as interior decoration gives out harmful material (such as formaldehyde) and assembles and increase.The most of the time in all one's life of people stays in indoor, and air quality is natural vital impact to health.Along with the raising of scientific and technological progress Yu people's living standard, people increasingly pay attention to and pay close attention to indoor air quality, and they wish that there is the air of health indoor.The effective way solving this problem is exactly that outdoor fresh air is incorporated into indoor, and indoor a part of low-quality air is discharged to outdoor.This is fresh-air ventilation technology.But, new wind load occupies bigger ratio in whole air conditioner load, manages to reduce Fresh air handing energy consumption, is an important content of building energy conservation.Accordingly it is desirable to develop energy-efficient fresh-air handling unit.
From the point of view of the industry development present situation of fresh-air handling unit, the new wind heat wet process product having developed application in the market has: such as thermal wheel, heat exchange of heat pipe, middle thermal medium type heat exchanger etc..There is the problems such as cross-contamination, cost is high, efficiency is low, operating cost is high, Maintenance Difficulty, operating condition are harsh, volume weight is big in these fresh-air handling units.Visible, a kind of new blower fan of energy-conserving and environment-protective preventing cross-contamination and mycete from occurring may be researched and developed significant to the development of energy-saving building technology and the enforcement of promotion green building technique.
Summary of the invention
The main task of the present invention is to solve the defect that prior art exists, a kind of simple in construction is provided, cooling, air discharging, air-to-air energy recovery can be evaporated, prevent new air draft cross-contamination and the new blower for heat recycling of effective Novel belt spray cooling air-exhausting function reducing energy consumption.
The present invention is achieved through the following technical solutions:
A kind of new blower for heat recycling of Novel belt spray cooling air-exhausting function, including rack, it is provided with fresh air channel in described rack, heat exchanger and air exhaust passage, described fresh air channel one end is outdoor fresh wind port, the other end is indoor fresh air mouth, described air exhaust passage one end is indoor exhaust wind mouth, the other end is outdoor exhaust outlet, described outdoor fresh wind port, described indoor fresh air mouth, described indoor exhaust wind mouth and described outdoor exhaust outlet are all located at the side of rack, new blower fan it is provided with at indoor fresh air mouth, it is provided with exhaust blower at outdoor exhaust outlet, fresh air channel and air exhaust passage both pass through heat exchanger so that air carries out heat exchange, it is provided with sprayer unit between described indoor exhaust wind mouth and heat exchanger.
The exit of described heat exchanger is provided with new wind humidity sensor.
Being additionally provided with control device in described rack, described control device controls described sprayer unit, exhaust blower new blower fan time delay successively is stopped using.
Being provided with carbon dioxide sensor at described indoor exhaust wind mouth, described new blower fan apparatus is additionally provided with converter, described new blower fan and described exhaust blower by converter VFC.
New wind bypass passageways and pattern switch valve it is additionally provided with in described rack, described new wind bypass passageways does not passes through described heat exchanger, new wind bypass passageways one end is described outdoor fresh wind port, the other end is described indoor fresh air mouth, described pattern switch valve is used for opening or closing new wind bypass passageways, opens new wind bypass passageways, and air exhaust passage described in described fresh air channel is closed, close new wind bypass passageways, fresh air channel and air exhaust passage to open.
It is provided with new wind side joint water pond at described outdoor fresh wind port, at described indoor exhaust wind mouth, is provided with air draft side joint water pond.
It is sequentially provided with BAIYE and grade one filter along new wind direction at described outdoor fresh wind port, at described indoor fresh air mouth, is provided with secondary filter.
Described outdoor fresh wind port, indoor fresh air mouth, indoor exhaust wind mouth and outdoor exhaust outlet are equipped with dry bulb thermometer and wet bulb thermometer.
Described heat exchanger is aluminum, plate heat exchanger or plate fin type heat exchanger.
Beneficial effects of the present invention: air draft is carried out spraying direct evaporating-cooling (heating season do not spray recuperation of heat) season by sprayer unit in refrigeration, reduces temperature of outgoing air further, thus brings more cold to new wind, effectively reduces Fresh air handing energy consumption；New wind humidity sensor is set, controls new wind and enter indoor humidity, accurately control spray amount, it is ensured that new wind feeding indoor will not produce mist and carry；During shutdown, first stop-spraying day with fog, then time delay stops exhaust blower, and last time delay stops new blower fan, it is ensured that do not have the residual of aqueous water in new air exhaust heat exchanger, prevents the problems such as the fouling or the mould growth that produce because of water；Indoor exhaust wind mouth arranges carbon dioxide sensor, and blower fan uses VFC, regulates the rotating speed of new exhaust blower according to the concentration of indoor carbon dioxide, or stops the operation of new blower fan, while ensureing IAQ (indoor air quality), effectively reduces the energy consumption of blower fan；New wind bypass passageways is set, realize when freezing in indoor or heats, when i.e. indoor/outdoor temperature-difference is less, or during freezing, when outside air temperature is less than indoor air temperature, directly that Leads to new breeze is indoor, the former new wind, without heat exchanger, reduces resistance, thus reduce new fan energy consumption, the latter realizes " the new wind free cold supply " of part air-conditioning period, thus accomplishes not open or drive refrigeration machine less, reduces cold energy consumption；Use aluminum, plate heat exchanger.Good effect of heat exchange；Meanwhile, new air draft does not contacts, and prevents its cross-contamination, it is ensured that new wind air quality.
Accompanying drawing explanation
Fig. 1 is the structural scheme of mechanism of the new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function:
Fig. 2 is that new wind and Air exhaust process are containing wet figure.
Wherein: 1-rack；2-fresh air channel；3-air exhaust passage；4-heat exchanger；5-outdoor fresh wind port；6-indoor fresh air mouth；7-indoor exhaust wind mouth；8-outdoor exhaust outlet；The new blower fan of 9-；10-exhaust blower；11-sprayer unit；12-new wind humidity sensor；13-carbon dioxide sensor；14-new wind bypass passageways；15-pattern switch valve；16-new wind side joint water pond；17-air draft side joint water pond；18-BAIYE；19-grade one filter；20-secondary filter；21-dry bulb thermometer；22-wet bulb thermometer；
Detailed description of the invention
As shown in Figure 1, a kind of new blower for heat recycling of Novel belt spray cooling air-exhausting function, including rack 1, fresh air channel 2 it is provided with in rack 1, heat exchanger 4 and air exhaust passage 3, fresh air channel 2 one end is outdoor fresh wind port 5, the other end is indoor fresh air mouth 6, air exhaust passage 3 one end is indoor exhaust wind mouth 7, the other end is outdoor exhaust outlet 8, outdoor fresh wind port 5, indoor fresh air mouth 6, indoor exhaust wind mouth 7 and outdoor exhaust outlet 8 are all located at the side of rack 1, new blower fan 9 it is provided with at indoor fresh air mouth 6, it is provided with exhaust blower 10 at outdoor exhaust outlet 8, fresh air channel 2 and air exhaust passage 3 both pass through heat exchanger 4 so that air carries out heat exchange, sprayer unit (band tap water interface) 11 it is provided with between indoor exhaust wind mouth 7 and heat exchanger 4.Freeze season, due to indoor exhaust wind relative humidity relatively low (general about 50%), by sprayer unit 11, it can be humidified so that it is close to saturation.It is sprayed at direct evaporation (heating season do not spray recuperation of heat) before entrance heat exchanger 4, reduce temperature of outgoing air, thus strengthen the heat transfer temperature difference of new wind and air draft, new wind and air exhaust heat exchange capacity is made to increase, cause new air temperature to reduce further, effectively reduce the indoor air-conditioning system energy consumption to Fresh air handing.
Further, the exit of heat exchanger 4 is provided with new wind humidity sensor 12.Arranging new wind humidity sensor 12 (HS) in heat exchanger 4 outlet, new wind humidity sensor 12 is accurately controlled the spray amount of sprayer unit 4, makes new wind blasting humidity RH < 90% by controller, it is ensured that new wind feeding indoor will not produce mist and carry.
Further, being additionally provided with control device in rack 4, control device control sprayer unit 11, exhaust blower 10, new blower fan 9 time delay successively are stopped using.By controlling device, during shutdown, first stopping sprayer unit 11, then time delay stops exhaust blower 10, and last time delay stops new blower fan 9, and in making heat exchanger 4, residual water that may be present continues evaporation, prevents the problems such as the fouling or the mould growth that produce because of water.
Further, being provided with carbon dioxide sensor 13 at indoor exhaust wind mouth 7, new blower fan apparatus is additionally provided with converter, new blower fan 9 and exhaust blower 10 by converter VFC.Arranging carbon dioxide sensor 13 (CD) at indoor exhaust wind mouth 7, new blower fan 9 and exhaust blower 10 use VFC.Concentration according to indoor carbon dioxide (controlled concentration < 1000ppm) regulates new blower fan 9 and the rotating speed of exhaust blower 10, or stops the operation of unit, while ensureing IAQ (indoor air quality), effectively reduces new blower fan 9 and the energy consumption of exhaust blower 10.
Further, new wind bypass passageways 14 and pattern switch valve 15 it is additionally provided with in rack 1, new wind bypass passageways 14 does not passes through heat exchanger 4, new wind bypass passageways 14 one end is outdoor fresh wind port 5, and the other end is indoor fresh air mouth 6, and pattern switch valve 15 is used for opening or closing new wind bypass passageways 14, open new wind bypass passageways 14, fresh air channel 2 and air exhaust passage 3 are closed, and close new wind bypass passageways 14, fresh air channel 2 and air exhaust passage 3 and open.New wind bypass passageways 14 and pattern switch valve 15 are set in rack 1.Realize when freezing in indoor or heats, when i.e. indoor/outdoor temperature-difference is less；Or during freezing, when outside air temperature is less than indoor air temperature, close heat exchanger 4 by pattern switch valve 15, and open new wind bypass passageways 14 simultaneously, directly that Leads to new breeze is indoor.The former new wind, without heat exchanger 4, reduces resistance, thus reduces new fan energy consumption；The latter realizes " the new wind free cold supply " of part air-conditioning period, thus accomplishes not open or drive indoor refrigeration machine less, reduces cold energy consumption.
Further, it is provided with new wind side joint water pond 16 at outdoor fresh wind port 5, at indoor exhaust wind mouth 7, is provided with air draft side joint water pond 17.
Further, it is sequentially provided with BAIYE 18 and grade one filter 19 along new wind direction at outdoor fresh wind port 5, at indoor fresh air mouth 6, is provided with secondary filter 20.
Further, outdoor fresh wind port 5, indoor fresh air mouth 6, indoor exhaust wind mouth 7 and outdoor exhaust outlet 8 are equipped with dry bulb thermometer 21 and wet bulb thermometer 22.
Further, heat exchanger is aluminum, plate heat exchanger or plate fin type heat exchanger, uses good effect of heat exchange aluminum, plate heat exchanger plate fin type heat exchanger, and new wind does not contacts with air draft, prevents its cross-contamination, it is ensured that new wind air quality.
As shown in Figure 2, new wind and Air exhaust process are contained on psychrometric chart and are expressed as:
In Fig. 2, N point is indoor exhaust wind state point, and M point is atomized the state point after device humidification cooling for air draft, and P point is the air draft state point that temperature raises through heat exchanger absorption new wind heat amount, is also the state point outside air draft discharge chamber；W point is outdoor new wind state point, and O point releases heat and state point that temperature reduces for new wind through heat exchanger 5, is also that new wind is made a gift to someone indoor state point.
The technical scheme provided the embodiment of the present invention above is described in detail, principle and the embodiment of the embodiment of the present invention are set forth by specific case used herein, and the explanation of above example is only applicable to help to understand the principle of the embodiment of the present invention；Simultaneously for one of ordinary skill in the art, according to the embodiment of the present invention, all will change in detailed description of the invention and range of application, in sum, this specification content should not be construed as limitation of the present invention.
Claims (9)
1. a new blower for heat recycling for Novel belt spray cooling air-exhausting function, including rack (1), it is special
Levy and be: in described rack (1), be provided with fresh air channel (2), heat exchanger (4) and air exhaust passage (3),
Described fresh air channel (2) one end is outdoor fresh wind port (5), and the other end is indoor fresh air mouth (6), described
Air exhaust passage (3) one end is indoor exhaust wind mouth (7), and the other end is outdoor exhaust outlet (8), described outdoor
Fresh wind port (5), described indoor fresh air mouth (6), described indoor exhaust wind mouth (7) and described outdoor exhaust outlet
(8) being all located at the side of rack (1), indoor fresh air mouth (6) place is provided with new blower fan (9), outdoor row
Air port (8) place is provided with exhaust blower (10), fresh air channel (2) and air exhaust passage (3) and both passes through heat exchange
Device (4), so that air carries out heat exchange, is provided with spray between described indoor exhaust wind mouth (7) and heat exchanger (4)
Mist device (11).
The new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function the most according to claim 1,
It is characterized in that: the exit of described heat exchanger (4) is provided with new wind humidity sensor (12).
The heat recovery fresh air of a kind of Novel belt spray cooling air-exhausting function the most according to claim 1 and 2
Machine, it is characterised in that: being additionally provided with control device in described rack (1), described control device controls described spray
Mist device (11), exhaust blower (10), new blower fan (9) time delay successively are stopped using.
The new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function the most according to claim 3,
It is characterized in that: described indoor exhaust wind mouth (7) place is provided with carbon dioxide sensor (13), described new blower fan
Device is additionally provided with converter, described new blower fan (9) and described exhaust blower (10) by converter VFC.
The new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function the most according to claim 4,
It is characterized in that: in described rack (1), be additionally provided with new wind bypass passageways (14) and pattern switch valve (15),
Described new wind bypass passageways (14) does not passes through described heat exchanger (4), new wind bypass passageways (14) one end
For described outdoor fresh wind port (5), the other end is described indoor fresh air mouth (6), described pattern switch valve
(15) be used for opening or closing new wind bypass passageways (14), open new wind bypass passageways (14), described newly
Wind passage (2) and described air exhaust passage (3) are closed；Closing new wind bypass passageways (14), new wind leads to
Road (2) and air exhaust passage (3) are opened.
The new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function the most according to claim 5,
It is characterized in that: at described outdoor fresh wind port, (5) are provided with new wind side joint water pond (16), described indoor exhaust wind
Mouth (7) place is provided with air draft side joint water pond (17).
The new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function the most according to claim 6,
It is characterized in that: described outdoor fresh wind port (5) place is sequentially provided with BAIYE (18) and single filter along new wind direction
Device (19), described indoor fresh air mouth (6) place is provided with secondary filter (20).
8. according to the new blower for heat recycling of a claim 7 Novel belt spray cooling air-exhausting function, its feature
It is: described outdoor fresh wind port (5), indoor fresh air mouth (6), indoor exhaust wind mouth (7) and outdoor air draft
Mouth (8) is equipped with dry bulb thermometer (21) and wet bulb thermometer (22).
The new blower for heat recycling of a kind of Novel belt spray cooling air-exhausting function the most according to claim 1,
It is characterized in that: described heat exchanger is aluminum, plate heat exchanger or plate fin type heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610333366.XA CN105953349A (en) | 2016-05-19 | 2016-05-19 | Novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610333366.XA CN105953349A (en) | 2016-05-19 | 2016-05-19 | Novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions |
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| Publication Number | Publication Date |
|---|---|
| CN105953349A true CN105953349A (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610333366.XA Pending CN105953349A (en) | 2016-05-19 | 2016-05-19 | Novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687688A (en) * | 2017-10-11 | 2018-02-13 | 宁波奈兰环境系统有限公司 | Fresh air refrigerating all-in-one |
| CN108386935A (en) * | 2018-01-31 | 2018-08-10 | 中国科学院广州能源研究所 | A kind of indoor environment control device |
| CN110388692A (en) * | 2019-07-11 | 2019-10-29 | 博乐环境系统（苏州）有限公司 | Cooling and Heat Source aeration device and its control method for nearly zero energy consumption building |
| CN110388693A (en) * | 2019-07-11 | 2019-10-29 | 博乐环境系统（苏州）有限公司 | Space air environment conditioning system and its control method |
| CN110645636A (en) * | 2019-10-30 | 2020-01-03 | 珠海格力电器股份有限公司 | Fresh air conditioner and control method thereof |
| CN112361484A (en) * | 2020-11-10 | 2021-02-12 | 珠海格力电器股份有限公司 | Double-cold-source multi-runner temperature and humidity adjusting system and refrigerating equipment |
| CN113678739A (en) * | 2021-08-25 | 2021-11-23 | 广东唯金智能环境科技有限公司 | Livestock breeding house environment control system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112361484A (en) * | 2020-11-10 | 2021-02-12 | 珠海格力电器股份有限公司 | Double-cold-source multi-runner temperature and humidity adjusting system and refrigerating equipment |
| CN113678739A (en) * | 2021-08-25 | 2021-11-23 | 广东唯金智能环境科技有限公司 | Livestock breeding house environment control system and control method thereof |
| CN113678739B (en) * | 2021-08-25 | 2023-11-28 | 广东唯金智能环境科技有限公司 | Environment control system and method for livestock breeding house |
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Application publication date: 20160921 |