CN202955784U - Double-system dehumidification and warming air conditioning unit - Google Patents

Double-system dehumidification and warming air conditioning unit Download PDF

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Publication number
CN202955784U
CN202955784U CN 201220585087 CN201220585087U CN202955784U CN 202955784 U CN202955784 U CN 202955784U CN 201220585087 CN201220585087 CN 201220585087 CN 201220585087 U CN201220585087 U CN 201220585087U CN 202955784 U CN202955784 U CN 202955784U
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heat exchanger
heat
air
conditioning unit
compressor
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CN 201220585087
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苏宇贵
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苏宇贵
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Abstract

The utility model discloses a double-system dehumidification and warming air conditioning unit which comprises an indoor box body, a first four-way valve, a second four-way valve, a first compressor, a second compressor, a first connecting pipe, a second connecting pipe, a first throttling element, a second throttling element and an outer side heat exchanging device. The indoor box body is provided with an air inlet and an air outlet, the indoor box body is provided with a first heat exchanger and a second heat exchanger in sequence along an air inlet direction and an air outlet direction. The first heat exchanger, the first four-way valve, the first compressor and the outer side heat exchanging device are connected with the first throttling element in sequence through the first connecting pipe and form a first closed circulation. The second heat exchanger, the second four-way valve, the second compressor and the outer side heat exchanging device are connected with the second connecting pipe in sequence through the second throttling element and form a second closed circulation. The double-system dehumidification and warming air conditioning unit can achieve refrigeration, heating and warming dehumidification/constant temperature dehumidification, two refrigeration/heating circulations can open and stop independently, and multi-level refrigeration or heating adjustment can be achieved.

Description

Dual system dehumidifying intensification air-conditioning unit
Technical field
The utility model relates to field of air conditioning, particularly relates to a kind of dual system dehumidifying intensification air-conditioning unit.
Background technology
In traditional air handling system, the air-conditioning unit constantly recycles the air in room, place, air is led to after outdoor unit changes coil pipe and be cooled (heating), to keep the constant of room temperature.The air-conditioning unit can only be single realize refrigerated dehumidification or heat-production functions.And dehumidified in low temperature and high relative humidity, air themperature constantly reduces, can not guarantee temperature-resistant or raise.
Summary of the invention
Based on this, be necessary for the prior art defect, provide a kind of and can realize freezing, the dehumidifying/constant temperature dehumidification that heats, heats up, two refrigerating/heating circulations can independent start-stops, multi-stage refrigerating or heat the dual system dehumidifying intensification air-conditioning unit of adjusting.
Its technical scheme is as follows.
A kind of dual system dehumidifying intensification air-conditioning unit comprises indoor box body, the first cross valve, the second cross valve, the first compressor, the second compressor, the first tube connector, the second tube connector, first throttle element, second section fluid element and outside heat-exchanger rig.Described indoor box body is provided with air inlet and air outlet, and described indoor box body is interior along described air inlet along being provided with successively First Heat Exchanger and the second heat exchanger on described air outlet direction.Described First Heat Exchanger, the first cross valve, the first compressor, outside heat-exchanger rig and first throttle element are connected successively and form the first closed circulation by the first tube connector.Described the second heat exchanger, the second cross valve, the second compressor, outside heat-exchanger rig and second section fluid element are connected successively and form the second closed circulation by the second connecting pipe.
Further, described outside heat-exchanger rig comprises the first set of heat exchange tubes, the second set of heat exchange tubes and heat exchange fin, described the first set of heat exchange tubes and described the second heat exchanger tube component are mounted on described heat exchange fin, described the first set of heat exchange tubes is connected with described the first tube connector, and described the second set of heat exchange tubes is connected with described the second tube connector.
Further, described First Heat Exchanger is evaporimeter, and described the second heat exchanger is condenser.
Further, described outside heat-exchanger rig comprises the first side heat exchanger and the second side heat exchanger, and described the first side heat exchanger is connected with described the first tube connector, and described the second side heat exchanger is connected with described the second set of heat exchange tubes.
Further, described the first side heat exchanger comprises the first pipe group and the first heat exchanger plates, and described the first pipe group is fixedly installed on described the first heat exchanger plates, in described the first heat exchanger plates, is provided with cooling water channel.Described the second side heat exchanger comprises the second pipe group and the second heat exchanger plates, and described the second pipe group is fixedly installed on described the second heat exchanger plates, in described the second heat exchanger plates, is provided with cooling water channel, and described the first heat exchanger plates is connected with described the first heat exchange pipeline by water pipe.Described the first pipe group is installed and is connected with described the first tube connector, and described the second pipe group is installed and is connected with described the second tube connector.
Further, dual system dehumidifying intensification air-conditioning unit also comprises heat regenerator, and described first throttle element, heat regenerator and outside heat exchanger are installed connection successively by pipeline; Described second section fluid element, heat regenerator and outside heat exchanger are installed connection successively by pipeline.
Further, also be provided with indoor fan in described indoor box body.
Further, dual system dehumidifying intensification air-conditioning unit also comprises outdoor casing, described the first cross valve, the second cross valve, the first compressor, the second compressor and outside heat exchanger all are arranged in described outdoor casing, described outdoor casing also is provided with and changes air port, and the described air port of changing is located to be provided with to change the wind blower fan.
Below advantage or the principle of the technical program are described.
1, dual system dehumidifying intensification air-conditioning unit forms two independently closed circulation by the first cross valve, the second cross valve, the first compressor, the second compressor, the first tube connector, the second tube connector, first throttle element, second section fluid element, First Heat Exchanger, the second heat exchanger and outside heat-exchanger rig etc., make dual system dehumidifying intensification air-conditioning unit be achieved refrigeration, heat and heat up dehumidifying, two refrigerating/heatings circulate can independent start-stop, multi-stage refrigerating or heat adjusting.Simultaneously, set gradually First Heat Exchanger and the second heat exchanger on the air outlet direction along air inlet in indoor box body, make indoor air first with First Heat Exchanger, carry out heat exchange, the air carried out after heat exchange carries out heat exchange with the second heat exchanger again, makes the dual system dehumidifying intensification air-conditioning unit intensification/dehumidification thermal-insulating that is achieved refrigeration, heats and dehumidifies.
2, outside heat-exchanger rig is monoblock type, and outside heat-exchanger rig comprises the first set of heat exchange tubes, the second set of heat exchange tubes and heat exchange fin, and the first set of heat exchange tubes and the second set of heat exchange tubes all are separately fixed on heat exchange fin.When dual system dehumidifying intensification air-conditioning unit, during in the dehumidifying mode of operation, the first closed circulation is kind of refrigeration cycle, and the second circulation is for heating circulation, kind of refrigeration cycle with heat the same outside of cycle sharing heat-exchanger rig, can improve heat exchange efficiency.
3, First Heat Exchanger is evaporimeter, and the second heat exchanger is condenser.When dual system dehumidifies intensification air-conditioning unit in except wet cooling condition the time, First Heat Exchanger is evaporimeter, the second heat exchanger is condenser, indoor low temperature and high relative humidity air is first by the First Heat Exchanger cooling and dehumidifying in indoor box body, and then by the second heat exchanger heat temperature raising in indoor box body, with the temperature constant that keeps room air or make the room air heating.
4, outside heat-exchanger rig is separate type, and outside heat-exchanger rig comprises the first side heat exchanger and the second side heat exchanger, and outside heat-exchanger rig is separate type, is conducive to improve heat exchange efficiency.
5, the first side heat exchanger comprises the first pipe group and the first heat exchanger plates, and the first pipe group is fixedly installed on the first heat exchanger plates, in the first heat exchanger plates, is provided with cooling water channel.The second side heat exchanger comprises the second pipe group and the second heat exchanger plates, and the second pipe group is fixedly installed on the second heat exchanger plates, in the second heat exchanger plates, is provided with cooling water channel.The first heat exchanger plates is connected with the first heat exchange pipeline by water pipe.In except wet cooling condition the time, be conducive to improve heat exchange efficiency when dual system dehumidifying intensification air-conditioning unit.
6, dual system dehumidifying intensification air-conditioning unit also comprises heat regenerator.First throttle element, heat regenerator and outside heat exchanger are installed connection successively by pipeline; Second section fluid element, heat regenerator and outside heat exchanger are installed connection successively by pipeline.Heat regenerator both sides working medium difference, can reclaim the condensation heat of dual system dehumidifying intensification air-conditioning unit so that living-hygienic hot water to be provided.
7, also be provided with indoor fan in indoor box body.Indoor fan is set, to accelerate the treatment effeciency of air.
8, dual system dehumidifying intensification air-conditioning unit also comprises outdoor casing, the first cross valve, the second cross valve, the first compressor, the second compressor and outside heat exchanger all are arranged in outdoor casing, outdoor casing also is provided with and changes ,Huan air port, air port place and be provided with and change the wind blower fan.Outdoor casing is set, facilitates production and the installation of dual system dehumidifying intensification air-conditioning unit.
The accompanying drawing explanation
The structural representation that Fig. 1 is the dehumidifying of dual system shown in the utility model embodiment mono-intensification air-conditioning unit;
The structural representation that Fig. 2 is the dehumidifying of dual system shown in the utility model embodiment bis-intensification air-conditioning unit;
The structural representation that Fig. 3 is the dehumidifying of dual system shown in the utility model embodiment tri-intensification air-conditioning unit;
Description of reference numerals:
10, indoor box body, 101, First Heat Exchanger, the 102, second heat exchanger, 103, indoor fan, 20, outdoor casing, the 201, first cross valve, 202, the second cross valve, the 203, first compressor, the 204, second compressor, 205, first throttle element, 206, the second section fluid element, the 207, first set of heat exchange tubes, 208, the second set of heat exchange tubes, 209, heat exchange fin, 210, change the wind blower fan, 30, heat regenerator, the 40, first side heat exchanger, the 50, second side heat exchanger.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described in detail.
Embodiment mono-
Dual system dehumidifying intensification air-conditioning unit comprises indoor box body 10, the first cross valve 201, the second cross valve 202, the first compressor 203, the second compressor 204, the first tube connector, the second tube connector, first throttle element 205, second section fluid element 206 and outside heat-exchanger rig as shown in Figure 1.Indoor box body 10 is provided with air inlet and air outlet, and indoor box body 10 is interior along air inlet along being provided with successively First Heat Exchanger 101 and the second heat exchanger 102 on the air outlet direction.First Heat Exchanger 101, the first cross valve 201, the first compressor 203, outside heat-exchanger rig and first throttle element 205 are connected successively and form the first closed circulation by the first tube connector.The second heat exchanger 102, the second cross valve 202, the second compressor 204, outside heat-exchanger rig and second section fluid element 206 are connected successively and form the second closed circulation by the second connecting pipe.
Wherein, outside heat-exchanger rig comprises the first set of heat exchange tubes 207, the second set of heat exchange tubes 208 and heat exchange fin 209, the first set of heat exchange tubes 207 and the second set of heat exchange tubes are mounted on heat exchange fin 209 in 208 minutes, the first set of heat exchange tubes 207 is connected with the first tube connector, and the second set of heat exchange tubes 208 is connected with the second tube connector.
Moreover, also be provided with indoor fan 103 in indoor box body 10.Dual system dehumidifying intensification air-conditioning unit also comprises outdoor casing 20, the first cross valve 201, the second cross valve 202, the first compressor 203, the second compressor 204 and outside heat exchanger all are arranged in outdoor casing 20, outdoor casing 20 also is provided with and changes ,Huan air port, air port place and be provided with and change wind blower fan 210.
The present embodiment dual system dehumidifying intensification air-conditioning unit can realize refrigeration, heat and the several functions such as the intensification/constant temperature dehumidification that dehumidifies, and its operation principle is as follows.
Being achieved as follows of refrigerating function: in unit, two closed circulation are started simultaneously, the first compressor 203, first set of heat exchange tubes 207 of HTHP freon gas in outdoor casing 20 that the second compressor 204 is discharged, the second set of heat exchange tubes 208 is carried out the heat exchange condensation with air, by first throttle element 205, 206 throttlings of second section fluid element are laggard to be entered in indoor box body 10, heat exchanger and room air at indoor box body 10 carry out heat exchange evaporation, make the cooling realization refrigeration of air in room, freon gas after evaporation is got back to compressor, complete kind of refrigeration cycle one time.After room temperature reaches design temperature, two closed circulation are closed simultaneously, and when temperature, again higher than when setting value, two closed circulation random starts, both can single closed circulation work independently, and also can two closed circulation work simultaneously.
Heat-production functions is achieved as follows: in dual system dehumidifying intensification air-conditioning unit, two closed circulation are started simultaneously, the HTHP freon gas that the first compressor 203 and the second compressor 203 are discharged is by the first cross valve 201, the second cross valve 202 is to indoor box body 10, First Heat Exchanger 101 in indoor box body 10, the second heat exchanger 102 carries out the heat exchange condensation with air, make atmosphere temperature rising in room realize heating, condensed freon is by first throttle element 205, get back to outdoor casing 20 after 206 throttlings of second section fluid element, the first set of heat exchange tubes 207 at outdoor casing 20, the second set of heat exchange tubes 208 is carried out heat exchange evaporation with room air, freon gas after evaporation is got back to compressor, complete and once heat circulation.After room temperature reaches design temperature, two closed circulation are closed simultaneously, and when temperature, again lower than when setting value, two closed circulation random starts, both can single closed circulation work independently, and also can two closed circulation work simultaneously.
Being achieved as follows of dehumidifying intensification/constant-temperature dehumidifying function: at this moment, the First Heat Exchanger 101 in indoor box body 10 is evaporimeter, and the second heat exchanger 102 is condenser.The first closed circulation of dual system dehumidifying intensification air-conditioning unit enters the kind of refrigeration cycle pattern, the second closed circulation of the intensification of dual system dehumidifying simultaneously air-conditioning unit enters and heats circulation pattern, highly humid air in room first freezes and is dehumidified by the First Heat Exchanger 101 of indoor box body 10, and then by the second heat exchanger 102 of indoor box body 10, air themperature is raise, make in room to keep constant temperature or intensification, realize dehumidifying intensification/constant temperature dehumidification.
Contain two in dual system dehumidifying intensification air-conditioning unit and overlap independently closed circulation, outside heat exchanger apparatus of two cover sealing cycle sharings, the first set of heat exchange tubes 207 in the heat-exchanger rig of the outside, the second set of heat exchange tubes 208 form the heat conduction with heat exchange fin 209 and are connected, enhanced heat exchange efficiency.
Below advantage or the principle of the present embodiment are described in detail.
1, dual system dehumidifying intensification air-conditioning unit forms two independently closed circulation by the first cross valve 201, the second cross valve 202, the first compressor 203, the second compressor 204, the first tube connector, the second tube connector, first throttle element 205, second section fluid element 206, First Heat Exchanger 101, the second heat exchanger 102 and outside heat-exchanger rig etc., make dual system dehumidifying intensification air-conditioning unit be achieved refrigeration, heat and heat up dehumidifying, two refrigerating/heatings circulate can independent start-stop, multi-stage refrigerating or heat adjusting.Simultaneously, at interior First Heat Exchanger 101 and the second heat exchanger 102 of setting gradually on the air outlet direction along air inlet of indoor box body 10, make indoor air first with First Heat Exchanger 101, carry out heat exchange, the air carried out after heat exchange carries out heat exchange with the second heat exchanger 102 again, makes the dual system dehumidifying intensification air-conditioning unit intensification/dehumidification thermal-insulating that is achieved refrigeration, heats and dehumidifies.
2, outside heat-exchanger rig is monoblock type, and outside heat-exchanger rig comprises that the first set of heat exchange tubes 207, the second set of heat exchange tubes 208 and heat exchange fin 209, the first set of heat exchange tubes 207 and the second set of heat exchange tubes 208 all are separately fixed on heat exchange fin 209.When dual system dehumidifying intensification air-conditioning unit, during in the dehumidifying mode of operation, the first closed circulation is kind of refrigeration cycle, and the second circulation is for heating circulation, kind of refrigeration cycle with heat the same outside of cycle sharing heat-exchanger rig, can improve heat exchange efficiency.
3, First Heat Exchanger 101 is evaporimeter, and the second heat exchanger 102 is condenser.When dual system dehumidifies intensification air-conditioning unit in except wet cooling condition the time, First Heat Exchanger 101 is evaporimeter, the second heat exchanger 102 is condenser, indoor low temperature and high relative humidity air is first by First Heat Exchanger 101 cooling and dehumidifyings in indoor box body 10, and then by the second heat exchanger 102 heat temperature raisings in indoor box body 10, with the temperature constant that keeps room air or make the room air heating.
4, also be provided with indoor fan 103 in indoor box body 10.Indoor fan 103 is set, to accelerate the treatment effeciency of air.
5, dual system dehumidifying intensification air-conditioning unit also comprises outdoor casing 20, the first cross valve 201, the second cross valve 202, the first compressor 203, the second compressor 204 and outside heat exchanger all are arranged in outdoor casing 20, outdoor casing 20 also is provided with and changes ,Huan air port, air port place and be provided with and change wind blower fan 210.Outdoor casing 20 is set, facilitates production and the installation of dual system dehumidifying intensification air-conditioning unit.
Embodiment bis-
Dual system dehumidifying intensification air-conditioning unit as shown in Figure 2, the dual system dehumidifying intensification air-conditioning unit of its mechanism and embodiment mono-is roughly the same.Different, dual system dehumidifying intensification air-conditioning unit also comprises heat regenerator 30, and first throttle element 205, heat regenerator 30 and outside heat exchanger are installed connection successively by pipeline.Second section fluid element 206, heat regenerator 30 and outside heat exchanger are installed connection successively by pipeline.
The utility model embodiment bis-except have with the same advantage of the utility model embodiment mono-, also have the following advantages:
Dual system dehumidifying intensification air-conditioning unit also comprises heat regenerator 30.First throttle element 205, heat regenerator 30 and outside heat exchanger are installed connection successively by pipeline.Second section fluid element 206, heat regenerator 30 and outside heat exchanger are installed connection successively by pipeline.Heat regenerator both sides working medium difference, can reclaim the condensation heat of dual system dehumidifying intensification air-conditioning unit so that living-hygienic hot water to be provided.
Embodiment tri-
Dual system dehumidifying intensification air-conditioning unit as shown in Figure 3, the dual system dehumidifying intensification air-conditioning unit of its structure and embodiment mono-is roughly the same.Different, outside heat-exchanger rig comprises that the first side heat exchanger 40 and the second side heat exchanger 50, the first side heat exchangers 40 are connected with the first tube connector, and the second side heat exchanger 50 is connected with the second set of heat exchange tubes.
Further, the first side heat exchange 40 comprises the first pipe group and the first heat exchanger plates, and the first pipe group is fixedly installed on the first heat exchanger plates, in the first heat exchanger plates, is provided with cooling water channel.The second side heat exchanger 50 comprises the second pipe group and the second heat exchanger plates, and the second pipe group is fixedly installed on the second heat exchanger plates, in the second heat exchanger plates, is provided with cooling water channel, and the first heat exchanger plates is connected with the first heat exchange pipeline by water pipe.The first pipe group is installed and is connected with the first tube connector, and the second pipe group is installed and is connected with the second tube connector.
The utility model embodiment tri-except have with the same advantage of the utility model embodiment mono-, also have the following advantages:
1, outside heat-exchanger rig is separate type, and outside heat-exchanger rig comprises the first side heat exchanger 40 and the second side heat exchanger 50, and outside heat-exchanger rig is separate type, is conducive to improve heat exchange efficiency.
2, the first side heat exchanger 40 comprises the first pipe group and the first heat exchanger plates, and the first pipe group is fixedly installed on the first heat exchanger plates, in the first heat exchanger plates, is provided with cooling water channel.The second side heat exchanger comprises the second pipe group and the second heat exchanger plates, and the second pipe group is fixedly installed on the second heat exchanger plates, in the second heat exchanger plates, is provided with cooling water channel.The first heat exchanger plates is connected with the first heat exchange pipeline by water pipe.In except wet cooling condition the time, be conducive to improve heat exchange efficiency when dual system dehumidifying intensification air-conditioning unit.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Annotate: mentioned first, second the also nonnumeric also non-calculating of this paper is the definition to title.

Claims (8)

1. dual system dehumidifying intensification air-conditioning unit, it is characterized in that, comprise indoor box body, the first cross valve, the second cross valve, the first compressor, the second compressor, the first tube connector, the second tube connector, the first throttle element, second section fluid element and outside heat-exchanger rig, described indoor box body is provided with air inlet and air outlet, described indoor box body is interior along described air inlet along being provided with successively First Heat Exchanger and the second heat exchanger on described air outlet direction, described First Heat Exchanger, the first cross valve, the first compressor, outside heat-exchanger rig and first throttle element are connected successively and form the first closed circulation by the first tube connector, described the second heat exchanger, the second cross valve, the second compressor, outside heat-exchanger rig and second section fluid element are connected successively and form the second closed circulation by the second connecting pipe.
2. dual system according to claim 1 dehumidifying intensification air-conditioning unit, it is characterized in that, described outside heat-exchanger rig comprises the first set of heat exchange tubes, the second set of heat exchange tubes and heat exchange fin, described the first set of heat exchange tubes and described the second heat exchanger tube component are mounted on described heat exchange fin, described the first set of heat exchange tubes is connected with described the first tube connector, and described the second set of heat exchange tubes is connected with described the second tube connector.
3. dual system dehumidifying intensification air-conditioning unit according to claim 1, is characterized in that, described First Heat Exchanger is evaporimeter, and described the second heat exchanger is condenser.
4. dual system according to claim 1 dehumidifying intensification air-conditioning unit, it is characterized in that, described outside heat-exchanger rig comprises the first side heat exchanger and the second side heat exchanger, described the first side heat exchanger is connected with described the first tube connector, and described the second side heat exchanger is connected with described the second set of heat exchange tubes.
5. dual system according to claim 4 dehumidifying intensification air-conditioning unit, it is characterized in that, described the first side heat exchanger comprises the first pipe group and the first heat exchanger plates, and described the first pipe group is fixedly installed on described the first heat exchanger plates, in described the first heat exchanger plates, is provided with cooling water channel; Described the second side heat exchanger comprises the second pipe group and the second heat exchanger plates, and described the second pipe group is fixedly installed on described the second heat exchanger plates, in described the second heat exchanger plates, is provided with cooling water channel, and described the first heat exchanger plates is connected with described the second heat exchanger plates by water pipe; Described the first pipe group is installed and is connected with described the first tube connector, and described the second pipe group is installed and is connected with described the second tube connector.
6. according to the described dual system dehumidifying of claim 1 to 5 any one intensification air-conditioning unit, it is characterized in that, also comprise heat regenerator, described first throttle element, heat regenerator and outside heat exchanger are installed connection successively by pipeline; Described second section fluid element, heat regenerator and outside heat exchanger are installed connection successively by pipeline.
7. dual system dehumidifying intensification air-conditioning unit according to claim 1, is characterized in that, also is provided with indoor fan in described indoor box body.
8. dual system according to claim 1 dehumidifying intensification air-conditioning unit, it is characterized in that, also comprise outdoor casing, described the first cross valve, the second cross valve, the first compressor, the second compressor and outside heat exchanger all are arranged in described outdoor casing, described outdoor casing also is provided with and changes air port, and the described air port of changing is located to be provided with to change the wind blower fan.
CN 201220585087 2012-11-07 2012-11-07 Double-system dehumidification and warming air conditioning unit Expired - Fee Related CN202955784U (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103307685A (en) * 2013-07-05 2013-09-18 机械工业第三设计研究院 Air conditioning exclusive to continuous wet weather and control method thereof
CN103953979A (en) * 2014-04-07 2014-07-30 慈溪拓赢电器有限公司 Multi-element dehumidification air conditioner
CN104515195A (en) * 2013-09-26 2015-04-15 海尔集团公司 Air cooling multi-split air conditioner and control method thereof
CN106152347A (en) * 2016-08-23 2016-11-23 合肥天鹅制冷科技有限公司 Multi-stage refrigerating dehumidifying temperature regulating device
CN111854209A (en) * 2020-07-08 2020-10-30 珠海格力电器股份有限公司 Double-temperature-control cooling system, control method thereof and double-temperature-control cooling machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103307685A (en) * 2013-07-05 2013-09-18 机械工业第三设计研究院 Air conditioning exclusive to continuous wet weather and control method thereof
CN103307685B (en) * 2013-07-05 2016-01-20 机械工业第三设计研究院 Return Nan Tian's special air conditioner and control method thereof
CN104515195A (en) * 2013-09-26 2015-04-15 海尔集团公司 Air cooling multi-split air conditioner and control method thereof
CN103953979A (en) * 2014-04-07 2014-07-30 慈溪拓赢电器有限公司 Multi-element dehumidification air conditioner
CN106152347A (en) * 2016-08-23 2016-11-23 合肥天鹅制冷科技有限公司 Multi-stage refrigerating dehumidifying temperature regulating device
CN111854209A (en) * 2020-07-08 2020-10-30 珠海格力电器股份有限公司 Double-temperature-control cooling system, control method thereof and double-temperature-control cooling machine

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