CN101915441A - Pro-environment central air-conditioner air handling unit with humidification function - Google Patents
Pro-environment central air-conditioner air handling unit with humidification function Download PDFInfo
- Publication number
- CN101915441A CN101915441A CN 201010241880 CN201010241880A CN101915441A CN 101915441 A CN101915441 A CN 101915441A CN 201010241880 CN201010241880 CN 201010241880 CN 201010241880 A CN201010241880 A CN 201010241880A CN 101915441 A CN101915441 A CN 101915441A
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- Prior art keywords
- air
- wind cabinet
- main body
- wet curtain
- water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/044—Systems in which all treatment is given in the central station, i.e. all-air systems
- F24F3/0442—Systems in which all treatment is given in the central station, i.e. all-air systems with volume control at a constant temperature
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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
- F24F3/1405—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 in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention discloses a pro-environment central air-conditioner air handling unit with a humidification function, which comprises a hollow air handling unit main body, an air supply outlet at the front side of the air handling unit main body, a return air inlet at the back side of the main body, and an air blower, a condensing coil and a multistage air filter that are sequentially arranged inside the air handling unit main body from the front side to the back side thereof. The air blower and the condensing coil are electrically connected with a controlling device. A fresh air inlet is arranged in front of the condensing coil inside the air handling unit main body. A wet curtain pre-cooling device opposite to the fresh air inlet is arranged outside the air handling unit main body, and is communicated with the inner part of the air handling unit main body through the fresh air inlet. With the help of the air blower, the inlet air outside the air handling unit main body is firstly pre-cooled through the wet curtain pre-cooling device and then enters the inner part of the main body, and is discharged out of the air supply outlet after being mixed with the return air which enters from the return air inlet and are filtered by the multistage air filter and cooled by the condensing coil. The invention has the advantages of simple structure, low energy and water consumption and energy-saving.
Description
Technical field
The present invention relates to a kind of air-conditioning wind cabinet, relate more specifically to a kind of environment central air-conditioner wind cabinet with humidification function.
Background technology
Present central air-conditioning wind cabinet is divided into two classes, and a class is the controlled humidity air-conditioning wind cabinet that has the electric heating humidification device, and another kind of is the common air-conditioning wind cabinet of not being with humidifier.The wet curtain type environment-friendly air conditioner of Chu Xianing also was widely used in recent years.
Common air-conditioning wind cabinet mainly comprises following a few major part: wind cabinet main body; In the outside main air port that is equipped with of wind cabinet main body: a) be provided in the air outlet of wind cabinet body front end; B) return air inlet of rear end; And c) fresh wind port of upper end, back; On backwind tube, generally can connect bypass air draft pipe racks exhaust blower; Be equipped with blower fan, water-cooled coil pipe and multi-staged air screen pack backward according to this in wind cabinet body interior in the past.Ordinary central air-conditioner wind cabinet can satisfy that various adaptability is strong to the more accurate occasion of temperature control ratio, and temperature is not changed with the variation of weather, can dehumidify by the water-cooled coil pipe, but consume energy higher can not humidification, and humidity can change along with the variation of weather.
The difference of controlled humidity air-conditioning wind cabinet and common air-conditioning wind cabinet mainly is: 1, install an electrical heating humidifier additional at the blower fan leading portion; 2, on backwind tube, install the humidity survey meter additional; 3, install electric heater additional at ajutage.Controlled humidity air-conditioning wind cabinet can satisfy various temperature and humidity is controlled and require all more accurate occasion, and adaptability is strong, can be by the dehumidifying of water-cooled coil pipe, also available electric moistening device humidification; Temperature, humidity do not change with the variation of weather, but the very high and water consumption of power consumption, especially at dry weather, it is higher to consume energy.
Wet curtain type environment-friendly air conditioner is a kind of air cooling-down technology of novel cheap and simple: wet curtain type environment-friendly air conditioner is made up of wet curtain, blower fan and water system.Its cool principle is: the moisture that water system provides wet curtain to need, when fan operation, produce pressure reduction on wet curtain both sides, and make air flow through the moistening wet curtain of porous.The lip-deep water of internal control evaporates under adiabatci condition, and the air of the wet curtain of being flowed through is again taken away, and has taken away a large amount of heats simultaneously, thereby has reduced the temperature of air self.Wet curtain type environment-friendly air conditioner energy-saving effect has the cooling-down effect of highly significant, ideal, but be subjected to the influence of weather very big, bad adaptability, the temperature and humidity that can not keep relative stability; It is humidification continuously, can not dehumidify, and humidity is uncontrollable, and water consumption is big, and is inoperative at overcast and rainy high humility weather; And the air humidity after the cooling is too big, and is not suitable for being directly used in the adjustment in the human movable space of life.
Therefore, be necessary to provide a kind of improved environment central air-conditioner wind cabinet to overcome above-mentioned defective with humidification function.
Summary of the invention
The purpose of this invention is to provide a kind of environment central air-conditioner wind cabinet, but simple in structure, few, the energy savings of power consumption low water consumption and controllable temperature humidification and dehumidifying are fit to be directly used in the adjustment in the human movable space of life with humidification function.
For achieving the above object, the invention provides a kind of environment central air-conditioner wind cabinet with humidification function, comprise the wind cabinet main body that is hollow structure, be located at the air outlet of the front end of wind cabinet main body, be located at the return air inlet of rear end of wind cabinet main body and the blower fan that is positioned at described wind cabinet body interior and is provided with successively to the rear end from described wind cabinet body front end, condenser coil and multi-staged air screen pack, described blower fan and condenser coil also are electrically connected with a control device, described wind cabinet main body also is provided with fresh wind port, described fresh wind port is positioned at described condenser coil the place ahead, the outside of described wind cabinet main body is provided with wet curtain precooling device over against described fresh wind port, and described wet curtain precooling device is by the inside conducting of described fresh wind port and described wind cabinet main body; Under the effect of described blower fan, the outer air intake of described wind cabinet main body is earlier by just entering described wind cabinet body interior after the described wet curtain precooling device precooling, and with enter from described return air inlet and filter and the cooled return air air of condenser coil is sent from described air outlet after mixing through described multi-staged air screen pack.
Preferably, described wet curtain precooling device comprises the housing that is hollow structure, place a plurality of wet curtain around enclosure interior and the enclosure interior and the water system that is communicated with described wet curtain, and described water system is electrically connected with described temperature and humidity control device.
Preferably, described water system comprises water tank and places the interior water pump of described water tank that described water pump is communicated with so that the water in the described water tank is mentioned on the described wet curtain with the wet curtain of described wet curtain precooling device.。
Preferably, delivery port over against described condenser coil on the described wind cabinet main body is provided with floss hole, the water tank of described wet curtain precooling device is communicated with described floss hole, and the condensed water that the described condenser coil of process produces is recovered in the described water tank by described floss hole and recycles with realization for described wet curtain precooling device use.
Preferably, described water tank is communicated with extraneous running water pipe.
Preferably, described wet curtain precooling device also comprises evaporation control system, is used to evaporate the lip-deep moisture of described wet curtain.
Preferably, described fresh wind port, air outlet and return air inlet are equipped with air-valve, described wind cabinet main body is provided with the Temperature Humidity Sensor that is electrically connected with described temperature and humidity control device near return air inlet, described temperature and humidity control device receive described Temperature Humidity Sensor transmission information and control the water-supply quantity of described water system and the opening degree of air-valve, and then control air quantity and aerial temperature and humidity.
Compared with prior art, the environment central air-conditioner wind cabinet that the present invention has a humidification function does not need to install the electrical heating humidifier of not only consuming energy of controlled humidity air-conditioning wind cabinet but also water consumption, but wet curtain precooling device with blower fan is installed not at the fresh wind port of ordinary central air-conditioner wind cabinet, adopting simple Wet-curtain temperature reducing technology is that the cooling air of air-conditioning wind cabinet is done preliminary treatment, making extraneous high temperature air is to enter in the air-conditioning wind cabinet behind the cold air of high humility by Wet-curtain temperature reducing earlier again, and condenser coil is cooled off.And directly as the water source of wet curtain precooling device, that realizes condensed water recycles energy savings to a large amount of condensed waters that cooling produces through condenser coil.As seen, the present invention have the environment central air-conditioner wind cabinet of humidification function combine the control of ordinary central air-conditioner wind cabinet temperature accurately, can dehumidify, adaptability is strong, but weatherproof advantage and wet curtain ring are protected the efficient humidification of air conditioner energy saving advantage, can realize all functions of controlled humidity air-conditioning wind cabinet, but avoid the deficiency of its highly energy-consuming water consumption; And a large amount of condensed waters that the wind cabinet produces can directly be realized recycling high-efficiency environment friendly, temperature humidity precise control as the water source of wet curtain.
By following description also in conjunction with the accompanying drawings, it is more clear that the present invention will become, and these accompanying drawings are used to explain embodiments of the invention.
Description of drawings
Fig. 1 has the structural representation of the environment central air-conditioner wind cabinet of humidification function for the present invention.
Fig. 2 is the structural representation of another angle of the environment central air-conditioner wind cabinet with humidification function shown in Figure 1.
Fig. 3 has specifically shown the structure of wet curtain precooling device for the present invention has the side view of the environment central air-conditioner wind cabinet of humidification function.
The specific embodiment
With reference now to accompanying drawing, describe embodiments of the invention, the similar elements label is represented similar elements in the accompanying drawing.As mentioned above, the invention provides a kind of environment central air-conditioner wind cabinet, but simple in structure, few, the energy savings of power consumption low water consumption and controllable temperature humidification and dehumidifying are fit to be directly used in the adjustment in the human movable space of life with humidification function.
Fig. 1～Fig. 3 has shown that the present invention has a preferred embodiment of the environment central air-conditioner wind cabinet of humidification function.At first, please refer to Fig. 1 and Fig. 2, the environment central air-conditioner wind cabinet that the present invention has humidification function comprises wind cabinet main body 10, and described wind cabinet main body 10 is hollow structure.The front end 101 of described wind cabinet main body 10 is provided with air outlet 11, and the rear end 102 of described wind cabinet main body 10 is provided with return air inlet 12.It is inner and 102 be provided with blower fan 20, condenser coil 30, primary air screen pack 41 and secondary air screen pack 42 successively from the front end 101 of described wind cabinet main body 10 to the rear end to be positioned at described wind cabinet main body 10, described blower fan 20 also is connected with a temperature and humidity control device electricity (figure does not show) with condenser coil 30, and described temperature and humidity control device is controlled described blower fan 20 and condenser coil 30 work.Be positioned at described condenser coil 30 the place aheads on the described wind cabinet main body 10 and also be provided with fresh wind port 13, the outside of described wind cabinet main body 10 is provided with wet curtain precooling device 50 over against described fresh wind port 13, and described wet curtain precooling device 50 is by the inside conducting of described fresh wind port 13 with described wind cabinet main body 10.Under the effect of described blower fan 20, the new wind outside the described wind cabinet main body 10 is earlier by just entering described wind cabinet main body 10 inside after described wet curtain precooling device 50 precoolings.And simultaneously, after the return air air that enters from described return air inlet 12 filters by described primary air screen pack 41 and secondary air screen pack 42 earlier, again through entering described wind cabinet main body 10 inside after described condenser coil 30 coolings.Entering the new wind of described wind cabinet main body 10 inside and return air air mixes the back and sends from described air outlet 11.
Please refer to Fig. 2 and Fig. 3, described wet curtain precooling device 50 specifically comprises the housing 51 that is provided with opening, be connected in a plurality of wet curtain 52 around inner of housing 51, over against the evaporation control system 53 of described wet curtain 52 and the water system 54 that is communicated with described wet curtain 52, described water system 54 is electrically connected with described control device (figure does not show), and described control device is used to control the keying of described water system 54.Described a plurality of wet curtain 52 is over against the opening of described housing 51, and each described wet curtain 52 profile is tabular, is made of cellular hydrophilic unconsolidated material, described wet curtain 52 is provided with a plurality of apertures, during work, the water that described water system 54 provides to described wet curtain 52 under the effect of control device makes whole wet curtain 52 moistening along the infiltration of described aperture, and the water on the wet curtain 52 is evaporated into steam under the effect of described evaporation control system 53.Under the effect of blower fan 20, the air of high temperature is when opening one end of described wet curtain precooling device 50 enters wet curtain 52 and pass described aperture, take away the steam in the described wet curtain 52, make the moisture in the described wet curtain 52 constantly evaporate additional, because water evaporates need absorb a large amount of heats from air, therefore can be by moistening and lowering temperature through the air of wet curtain 52.Entered described wind cabinet main body 10 inside by the air behind the moistening and lowering temperature by described fresh wind port 13.
Described water system 54 comprises water tank 541 and the water pump 542 that places in the described water tank 541, and described water pump 542 is communicated with and is used for the water in the described water tank 541 are mentioned described wet curtain 52 with the wet curtain 52 of described wet curtain precooling device 50 upside drenches down with moistening described wet curtain 52.Delivery port over against described condenser coil 30 on the described wind cabinet main body 10 is provided with floss hole (figure does not show), the water tank 541 of described wet curtain precooling device 50 is communicated with described floss hole, and the condensed water that produces through described condenser coil 30 is recovered in the described water tank 541 to use with realization as the water source for described wet curtain precooling device 50 by described floss hole and recycles.In addition, the also external running water pipe 543 of described water tank 541 is with replenishing as the water source.
In addition, the fresh wind port 13 that is provided with on the described wind cabinet main body 10 is provided with new air-valve, described air outlet 11 is provided with blow valve and described return air inlet 12 is provided with air returning valve, described wind cabinet main body 10 is provided with the Temperature Humidity Sensor (figure does not show) that is electrically connected with described temperature and humidity control device near return air inlet 12, described temperature and humidity control device receive described Temperature Humidity Sensor transmission information and control the water-supply quantity of described water system 54 and the opening degree of new air-valve, blow valve and air returning valve, and then control air quantity and aerial temperature and humidity.
Please refer to Fig. 1～Fig. 3, specifically describe the present invention below and have the concrete course of work of the central air-conditioning wind cabinet of humidification function.When described control device is controlled described blower fan 20 and is started, wind cabinet main body 10 inside and outside (especially wet curtain precooling device 50 both sides) produces pressure reduction, make wind cabinet main body 10 outer high temperature airs flow through the moistening wet curtain 52 of porous, enter described wind cabinet main body 10 inside through the air behind described wet curtain 52 moistening and lowering temperatures by described fresh wind port 13, and simultaneously, after the return air air that enters from described return air inlet 12 filters by described primary air screen pack 41 and secondary air screen pack 42 earlier, again through entering described wind cabinet main body 10 inside after described condenser coil 30 coolings; Entering the new wind of described wind cabinet main body 10 inside and return air air mixes the back and sends from described air outlet 11.Recycle and be recovered in the described water tank 541 to use with realization for described wet curtain precooling device through the condensed water that described condenser coil 30 cooling backs produce.
From the above, the present invention have the environment central air-conditioner wind cabinet of humidification function combine the control of ordinary central air-conditioner wind cabinet temperature accurately, can dehumidify, adaptability is strong, but weatherproof advantage and wet curtain ring are protected the efficient humidification of air conditioner energy saving advantage, can realize all functions of controlled humidity air-conditioning wind cabinet, but avoid the deficiency of its highly energy-consuming water consumption; And a large amount of condensed waters that the wind cabinet produces can directly be realized recycling high-efficiency environment friendly, temperature humidity precise control as the water source of wet curtain.Like this, summer, spring and autumn solar term temperature was hanged down stylish air-valve standard-sized sheet than general vent cabinet energy savings, the air returning valve full cut-off is located at the exhaust valve standard-sized sheet on the backwind tube, and ventilating fan starts, cooling by wet curtain system can be without condensed water, and the realization winter mode is changed wind operation, energy savings to greatest extent entirely.
Above invention has been described in conjunction with most preferred embodiment, but the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to essence of the present invention.
Claims (7)
1. environment central air-conditioner wind cabinet with humidification function, comprise the wind cabinet main body that is hollow structure, be located at the air outlet of the front end of wind cabinet main body, be located at the return air inlet of rear end of wind cabinet main body and the blower fan that is positioned at described wind cabinet body interior and is provided with successively to the rear end from described wind cabinet body front end, condenser coil and multi-staged air screen pack, described blower fan and condenser coil also are electrically connected with a temperature and humidity control device, it is characterized in that: described wind cabinet main body also is provided with fresh wind port, described fresh wind port is positioned at described condenser coil the place ahead, the outside of described wind cabinet main body is provided with wet curtain precooling device over against described fresh wind port, and described wet curtain precooling device is by the inside conducting of described fresh wind port and described wind cabinet main body; Under the effect of described blower fan, the outer new wind of described wind cabinet main body is earlier by just entering described wind cabinet body interior after the described wet curtain precooling device precooling, and with enter from described return air inlet and filter and the cooled return air air of condenser coil is sent from described air outlet after mixing through described multi-staged air screen pack.
2. the environment central air-conditioner wind cabinet with humidification function as claimed in claim 1, it is characterized in that: described wet curtain precooling device comprises the housing that is provided with opening, be connected in a plurality of wet curtain around the enclosure interior and the water system that is communicated with described wet curtain, and described water system is electrically connected with described temperature and humidity control device.
3. the environment central air-conditioner wind cabinet with humidification function as claimed in claim 2, it is characterized in that: described water system comprises water tank and places the interior water pump of described water tank that described water pump is communicated with so that the water in the described water tank is mentioned on the described wet curtain with the wet curtain of described wet curtain precooling device.
4. the environment central air-conditioner wind cabinet with humidification function as claimed in claim 3, it is characterized in that: the delivery port over against described condenser coil on the described wind cabinet main body is provided with floss hole, the water tank of described wet curtain precooling device is communicated with described floss hole, and the condensed water that the described condenser coil of process produces is recovered in the described water tank by described floss hole and recycles with realization for described wet curtain precooling device use.
5. the environment central air-conditioner wind cabinet with humidification function as claimed in claim 4, it is characterized in that: described water tank is communicated with extraneous running water pipe.
6. the environment central air-conditioner wind cabinet with humidification function as claimed in claim 2, it is characterized in that: described wet curtain precooling device also comprises evaporation control system, is used to evaporate the lip-deep moisture of described wet curtain.
7. the environment central air-conditioner wind cabinet with humidification function as claimed in claim 2, it is characterized in that: described fresh wind port, air outlet and return air inlet are equipped with air-valve, described wind cabinet main body is provided with the Temperature Humidity Sensor that is electrically connected with described temperature and humidity control device near return air inlet, described temperature and humidity control device receive described Temperature Humidity Sensor transmission information and control the water-supply quantity of described water system and the opening degree of air-valve, and then control air quantity and aerial temperature and humidity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010241880 CN101915441B (en) | 2010-07-30 | 2010-07-30 | Environment-friendly central air-conditioner air handling unit with humidification function |
| PCT/CN2011/073558 WO2012013055A1 (en) | 2010-07-30 | 2011-04-29 | High efficiency and energy-saving central air-conditioning air cabinet with humidifying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010241880 CN101915441B (en) | 2010-07-30 | 2010-07-30 | Environment-friendly central air-conditioner air handling unit with humidification function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101915441A true CN101915441A (en) | 2010-12-15 |
| CN101915441B CN101915441B (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010241880 Expired - Fee Related CN101915441B (en) | 2010-07-30 | 2010-07-30 | Environment-friendly central air-conditioner air handling unit with humidification function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101915441B (en) |
| WO (1) | WO2012013055A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012013055A1 (en) * | 2010-07-30 | 2012-02-02 | Tian Zhongren | High efficiency and energy-saving central air-conditioning air cabinet with humidifying function |
| CN102679470A (en) * | 2012-05-23 | 2012-09-19 | 田忠仁 | Self-cleaning efficient constant-humiture energy-saving central air conditioner |
| CN105333537A (en) * | 2015-11-06 | 2016-02-17 | 福建省农业科学院 | Agricultural building air conditioning system and application method thereof |
| CN106051983A (en) * | 2016-07-15 | 2016-10-26 | 东莞市瑞必达科技股份有限公司 | Environment-friendly air conditioner system |
| CN112097350A (en) * | 2019-06-18 | 2020-12-18 | 沈阳宁声风机有限责任公司 | Evaporative machine room air energy saving method and device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375152A (en) * | 2018-05-28 | 2018-08-07 | 珠海格力电器股份有限公司 | Air conditioner |
| CN108981117A (en) * | 2018-07-14 | 2018-12-11 | 林秀云 | A kind of energy device of central air conditioner |
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- 2011-04-29 WO PCT/CN2011/073558 patent/WO2012013055A1/en active Application Filing
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| US5531801A (en) * | 1994-02-08 | 1996-07-02 | Sewell; Frederic D. | Liquid spray air purification and controlled humidification apparatus with air quality monitor and controller |
| JP2001082763A (en) * | 1999-09-14 | 2001-03-30 | Sogo Setsubi Keikaku:Kk | Air conditioner |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012013055A1 (en) * | 2010-07-30 | 2012-02-02 | Tian Zhongren | High efficiency and energy-saving central air-conditioning air cabinet with humidifying function |
| CN102679470A (en) * | 2012-05-23 | 2012-09-19 | 田忠仁 | Self-cleaning efficient constant-humiture energy-saving central air conditioner |
| CN102679470B (en) * | 2012-05-23 | 2014-08-20 | 田忠仁 | Self-cleaning efficient constant-humiture energy-saving central air conditioner |
| CN105333537A (en) * | 2015-11-06 | 2016-02-17 | 福建省农业科学院 | Agricultural building air conditioning system and application method thereof |
| CN105333537B (en) * | 2015-11-06 | 2018-05-22 | 福建省农业科学院 | Farm buildings air handling system and its application method |
| CN106051983A (en) * | 2016-07-15 | 2016-10-26 | 东莞市瑞必达科技股份有限公司 | Environment-friendly air conditioner system |
| CN112097350A (en) * | 2019-06-18 | 2020-12-18 | 沈阳宁声风机有限责任公司 | Evaporative machine room air energy saving method and device |
| CN112097350B (en) * | 2019-06-18 | 2024-02-27 | 沈阳宁声风机有限责任公司 | Control method of evaporative machine room air energy-saving device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012013055A1 (en) | 2012-02-02 |
| CN101915441B (en) | 2013-04-24 |
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