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CN105115089B - air conditioning system - Google Patents

air conditioning system Download PDF

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Publication number
CN105115089B
CN105115089B CN201510665458.3A CN201510665458A CN105115089B CN 105115089 B CN105115089 B CN 105115089B CN 201510665458 A CN201510665458 A CN 201510665458A CN 105115089 B CN105115089 B CN 105115089B
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China
Prior art keywords
heat exchanger
air
conditioning system
valve port
water
Prior art date
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Active
Application number
CN201510665458.3A
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Chinese (zh)
Other versions
CN105115089A (en
Inventor
张辉
彭光前
罗永前
熊军
吴俊鸿
廖敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201510665458.3A priority Critical patent/CN105115089B/en
Publication of CN105115089A publication Critical patent/CN105115089A/en
Application granted granted Critical
Publication of CN105115089B publication Critical patent/CN105115089B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001Compression cycle type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0003Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22Means for preventing condensation or evacuating condensate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22Means for preventing condensation or evacuating condensate
    • F24F2013/221Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The present invention provides an air conditioning system comprising: the indoor heat exchanger (11), the outdoor heat exchanger (21) and the compressor (22) are sequentially connected to form a cycle; a condensate pipe including a condensate pipe indoor section (16); a refrigerant line (30) disposed between the indoor heat exchanger (11) and the outdoor heat exchanger (21), the refrigerant line (30) including a refrigerant line indoor section (31); the indoor section (16) of the condensed water pipe exchanges heat with the indoor section (31) of the refrigerant pipeline when the air conditioning system is in a refrigeration state. The technical scheme of the invention can effectively reduce condensation on the pipe wall of the condensate pipe.

Description

Air-conditioning system
Technical field
The present invention relates to air-conditioning technical fields, in particular to a kind of air-conditioning system.
Background technique
When using air-conditioning system under cooling condition, the indoor unit of air-conditioning system can generate a large amount of condensed waters, in existing skill Indoor unit condensed water directly passes through condensate pipe and arranges to outdoor in art.
Under cooling condition, the condensate temperature that indoor unit generates is very low, contains a large amount of cooling capacity.On the one hand, by condensed water It directly arranges to outdoor processing method and wastes a large amount of cooling capacity, limit further increasing for air-conditioning system Energy Efficiency Ratio, cause The waste of the energy.More importantly: the water temperature of condensed water is led to lower than the dew-point temperature of vapor in room air in condensed water Condensate pipe is crossed from the air heat-exchange of air conditioner indoor unit flow direction meeting and surrounding during outdoor, make the vapor in room air Liquefaction invests the tube wall of condensate pipe, or even drops down and drench wall, furniture, electric appliance or floor etc., is a large amount of tastes of bacterium Raw and safety accident hides some dangers for.
In order to avoid the condensation of indoor vapor, the prior art is that thick thermal insulation casing is applied on condensate pipe, should Although kind of mode plays certain effect, but which unsightly, occupy more space, and be difficult in laying muff Dead angle is not stayed when pipe, once it is contacted in the presence of thermal insulation casing either thermal insulation casing is not applied to the tube wall of condensate pipe Not closely sealed position will there is a phenomenon where condensations.
Summary of the invention
The main purpose of the present invention is to provide the air-conditioning systems that one kind can reduce condensation on the tube wall of condensate pipe.
To achieve the goals above, the present invention provides a kind of air-conditioning systems, comprising: indoor heat exchanger, outdoor heat exchanger And compressor, indoor heat exchanger, compressor and outdoor heat exchanger are sequentially connected with to form circulation;Condensate pipe, condensate pipe include Section in condensate pipe room;Refrigerant line is arranged between indoor heat exchanger and outdoor heat exchanger, and refrigerant line includes refrigeration Section in agent pipeline room;Wherein, in condensate pipe room section when air-conditioning system is in refrigerating state with refrigerant line room in section it Between exchange heat.
Further, air-conditioning system further includes throttling set, and throttling set is arranged on refrigerant pipe road.
Further, throttling set includes electric expansion valve or capillary or restriction sleeve.
Further, air-conditioning system further includes the condensed water heat exchange being arranged between indoor heat exchanger and outdoor heat exchanger Device passes through condensation water- to-water heat exchanger heat exchange between section in section and refrigerant line room in condensate pipe room.
Further, throttling set includes first throttling device and second throttling device, and first throttling device is arranged in room Between external heat exchanger and condensation water- to-water heat exchanger, second throttling device setting is between condensation water- to-water heat exchanger and indoor heat exchanger.
Further, pass through indoor heat exchanger in condensate pipe room in section and refrigerant line room between section to exchange heat.
Further, air-conditioning system further includes drip tray, and one end of condensate pipe is connected to drip tray, drip tray collecting chamber The condensed water of interior heat exchanger.
Further, air-conditioning system further includes condensed water conveying equipment, and condensed water conveying equipment is arranged on condensate pipe.
Further, condensed water conveying equipment includes water pump or Tao Zhen fan.
Further, air-conditioning system further includes four-way valve, four-way valve have the first valve port, the second valve port, third valve port and 4th valve port, the first valve port are connected with the import of compressor, and the second valve port is connected with the outlet of compressor, third valve port and interior Heat exchanger is connected, and the 4th valve port is connected with outdoor heat exchanger, and the first valve port is connected to the 4th valve port and the second valve port and third valve Air-conditioning system is in heating state when mouth connection, when the first valve port is connected to third valve port and the second valve port is connected to the 4th valve port Air-conditioning system is in refrigerating state.
It applies the technical scheme of the present invention, when air-conditioning system is in refrigerating state, makes section and refrigerant in condensate pipe room It exchanges heat between section in pipeline room.It is above-mentioned to exchange heat since the temperature of the condensed water in condensate pipe room in section is lower Journey can effectively utilize the cooling capacity of condensed water, save the waste of the energy, improve the Energy Efficiency Ratio of air-conditioning system.On meanwhile Stating heat transfer process can be such that the temperature of the condensed water in condensate pipe room in section increases, in this way when water vapor in air and condensed water The condensation amount that generates can be reduced when pipe interior section contacts, or even may not be re-formed on the tube wall of section in condensate pipe room solidifying Dew.Therefore technical solution of the present invention can efficiently reduce the condensation on the tube wall of condensate pipe.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the shutdown status schematic diagram of the embodiment of air-conditioning system according to the present invention;
Fig. 2 shows the air-conditioning systems of Fig. 1 to be in heating status diagram;And
The air-conditioning system that Fig. 3 shows Fig. 1 is in refrigerating state schematic diagram.
Wherein, the above drawings include the following reference numerals:
11, indoor heat exchanger;12, water- to-water heat exchanger is condensed;13, second throttling device;14, drip tray;15, condensed water conveys Equipment;16, section in condensate pipe room;21, outdoor heat exchanger;22, compressor;23, first throttling device;24, four-way valve;30, Refrigerant line;31, section in refrigerant line room.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the air-conditioning system of embodiment one includes: indoor heat exchanger 11, outdoor heat exchanger, compressor, condensation Water pipe and refrigerant line 30.Indoor heat exchanger 11, compressor 22 and outdoor heat exchanger 21 are sequentially connected with to form circulation.Condensed water Pipe includes section 16 in condensate pipe room.Refrigerant line 30 is arranged between indoor heat exchanger 11 and outdoor heat exchanger 21, refrigeration Agent pipeline 30 includes being located at section 31 in refrigerant line room.In condensate pipe room section 16 when air-conditioning system is in refrigerating state with It exchanges heat between section 31 in refrigerant line room.
Using the technical solution of the present embodiment, when air-conditioning system is in refrigerating state, make section 16 and system in condensate pipe room It exchanges heat between section 31 in refrigerant circuit room.Since the temperature of the condensed water in condensate pipe room in section 16 is lower, on The cooling capacity of condensed water can be effectively utilized by stating heat transfer process, save the waste of the energy, improve the Energy Efficiency Ratio of air-conditioning system. Meanwhile above-mentioned heat transfer process can be such that the temperature of the condensed water in condensate pipe room in section 16 increases, in this way when water steaming in air The condensation that gas generates when contacting with section 16 in condensate pipe room can be reduced, or even may on the tube wall of section 16 in condensate pipe room Do not re-form condensation.Therefore the technical solution of the present embodiment can efficiently reduce the condensation on the tube wall of condensate pipe.
As shown in Figure 1, air-conditioning system further includes throttling set, throttling set setting in the technical solution of embodiment one On refrigerant line 30.Being provided with for throttling set is conducive to save the energy.
Specifically, in the present embodiment, throttling set is electric expansion valve.Certainly, as one skilled in the art will appreciate that Throttling set is not limited to electric expansion valve, or the devices such as capillary or restriction sleeve, as long as can be realized section The device or equipment or element of stream effect.
As shown in Figure 1, air-conditioning system further includes setting heat exchanger and outdoor indoors in the technical solution of embodiment one Condensation water- to-water heat exchanger 12 between heat exchanger passes through condensed water between section 31 in section 16 and refrigerant line room in condensate pipe room Heat exchanger 12 exchanges heat.In this way, realizing the supercooling to refrigerant, system performance is improved, while improving the temperature of condensed water, Reduce the generation of condensation.Make structure easy to accomplish using condensation water- to-water heat exchanger 12, structure is simple, can be to existing air-conditioning system Transformation obtains.
Specifically, in the technical solution of embodiment one, condensation water- to-water heat exchanger 12 can be plate heat exchanger.Certainly, make For one skilled in the art will appreciate that condensation water- to-water heat exchanger 12 can be the heat exchange equipment of other forms, as long as can be realized heat exchange The structure of effect.
As shown in Figure 1, throttling set includes first throttling device 23 and the second throttling in the technical solution of embodiment one Device 13, between outdoor heat exchanger 21 and condensation water- to-water heat exchanger 12, second throttling device 13 is set the setting of first throttling device 23 It sets between condensation water- to-water heat exchanger 12 and indoor heat exchanger 11.As shown in Fig. 2, first throttle element rises when air-conditioning system heats To throttling action, the aperture of the second restricting element is opened to the maximum, throttling action can be ignored.As shown in figure 3, air-conditioning system When refrigeration, second throttling device 13 works, and first throttling device 23 does not work, so outdoor heat exchanger 21 is exported to indoor heat exchange Temperature is high than outdoor for the temperature of the refrigerant line 30 of device 11, avoids refrigerant cooling capacity in conventional refrigerants pipeline 30 to ring The lost situation in border, while above-mentioned setting will not make the vapor in room air liquefy, and will not cause to Indoor Environmental Quality It influences.
As shown in Figure 1, in the technical solution of embodiment one, air-conditioning system further includes drip tray 14, the one of condensate pipe End is located at drip tray 14, and drip tray 14 collects the condensed water of indoor heat exchanger 11.The setting of drip tray 14 is so that indoor condensation Water is preferably collected into together, and concentrate exchanged heat after be discharged it is outdoor.
As shown in Figure 1, air-conditioning system further includes condensed water conveying equipment 15 in the technical solution of embodiment one, condensation Water conveying equipment 15 is arranged on condensate pipe.The setting of condensed water conveying equipment 15 not only increases heat exchange efficiency, Er Qieyou It is outdoor conducive to the timely discharge of condensed water.
Specifically, in the technical solution of embodiment one, condensed water conveying equipment 15 is water pump.Certainly, as this field Technical staff know that condensed water conveying equipment 15 is not limited to water pump, or the fluid delivery systems such as Tao Zhen fan, As long as can be implemented as the equipment that condensed water provides power output is possible.
As shown in Figure 1, air-conditioning system further includes four-way valve 24 in the technical solution of embodiment one, four-way valve 24 has First valve port, the second valve port, third valve port and the 4th valve port, the first valve port are connected with the import of compressor 22, the second valve port with The outlet of compressor 22 is connected, and third valve port is connected with indoor heat exchanger 11, and the 4th valve port is connected with outdoor heat exchanger 21.Specifically Ground, the export and import of compressor 22 pass through connecting copper pipe and are connected to four-way valve 24;The entrance of outdoor heat exchanger 21 passes through company It connects copper pipe to be connected to four-way valve 24, the outlet of indoor heat exchanger 11 is connected to by connecting copper pipe with four-way valve 24.First valve port with Air-conditioning system is in heating state, the first valve port and third valve port when 4th valve port is connected to and the second valve port is connected to third valve port Connection and the second valve port when being connected to the 4th valve port air-conditioning system be in refrigerating state.
The workflow of air-conditioning system is introduced when below with reference to Fig. 2 to heating:
To enter the room heat exchanger 11 cold by four-way valve 24 for the high-temperature high-pressure refrigerant steam come out from the outlet of compressor 22 But it condenses, condensed liquid refrigerant enters first throttling device 23 by second throttling device 13 and condensation water- to-water heat exchanger 12 Reducing pressure by regulating flow (by not throttling when second throttling device 13, does not exchange heat) in condensation water- to-water heat exchanger 12, changes subsequently into outdoor Evaporation endothermic in hot device 21, the low-temperature low-pressure refrigerant steam come out from outdoor heat exchanger 21 enter compressor by four-way valve 24 22 air entries complete one action circulation, into next working cycles.
The workflow of air-conditioning system is introduced when below with reference to Fig. 3 to refrigeration:
The workflow of air-conditioning system when refrigeration are as follows: the high-temperature high-pressure refrigerant steam come out from 22 exhaust outlet of compressor is first Enter the cooling condensation of outdoor heat exchanger 21 by four-way valve 24, condensation water- to-water heat exchanger 12 is then entered by first throttling device 23 Refrigerant inlet exchanges heat with condensed water in condensation water- to-water heat exchanger 12 and is subcooled, and comes out from condensation 12 refrigerant outlet of water- to-water heat exchanger Supercooling refrigerant enter the throttling of second throttling device 13, the refrigerant after throttling enters the room 11 evaporation endothermic of heat exchanger, from The refrigerant low-pressure steam that indoor heat exchanger 11 comes out enters 22 air entry of compressor by four-way valve 24, completes one action and follows Ring, into next working cycles.
Two air-conditioning system (not shown) is with the difference of embodiment one according to an embodiment of the present application: condensate pipe It is exchanged heat between section 31 by indoor heat exchanger 11 in indoor section 16 and refrigerant line room.It is i.e. only same by an indoor heat exchanger 11 The heat exchange of Shi Shixian refrigerant and room air and the heat exchange of refrigerant and condensed water.The working principle and embodiment of the present embodiment One is essentially identical, and details are not described herein.The air-conditioning system of embodiment two is compact-sized, reduces equipment, reduces costs.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (8)

1. a kind of air-conditioning system characterized by comprising
Indoor heat exchanger (11), outdoor heat exchanger (21) and compressor (22), the indoor heat exchanger (11), the compressor (22) and the outdoor heat exchanger (21) is sequentially connected with to form circulation;
Condensate pipe, the condensate pipe include section (16) in condensate pipe room;
Refrigerant line (30) is arranged between the indoor heat exchanger (11) and the outdoor heat exchanger (21), the refrigeration Agent pipeline (30) includes section (31) in refrigerant line room;
Wherein, in the condensate pipe room section (16) when the air-conditioning system is in refrigerating state with the refrigerant line room Inner segment exchanges heat between (31);
The air-conditioning system further includes throttling set, and the throttling set is arranged on the refrigerant line (30);
The air-conditioning system further includes the condensation being arranged between the indoor heat exchanger (11) and the outdoor heat exchanger (21) Water- to-water heat exchanger (12) passes through the condensation between section (31) in section (16) and the refrigerant line room in the condensate pipe room Water- to-water heat exchanger (12) heat exchange.
2. air-conditioning system according to claim 1, which is characterized in that the throttling set includes electric expansion valve or hair Tubule or restriction sleeve.
3. air-conditioning system according to claim 1, which is characterized in that the throttling set includes first throttling device (23) With second throttling device (13), first throttling device (23) setting is changed in the outdoor heat exchanger (21) and the condensed water Between hot device (12), the second throttling device (13) is arranged in the condensation water- to-water heat exchanger (12) and the indoor heat exchanger (11) between.
4. air-conditioning system according to claim 1, which is characterized in that section (16) and the refrigeration in the condensate pipe room It is exchanged heat between section (31) by the indoor heat exchanger (11) in agent pipeline room.
5. air-conditioning system according to any one of claim 1 to 4, which is characterized in that the air-conditioning system further includes connecing Water pond (14), one end of the condensate pipe are connected to the drip tray (14), and the drip tray (14) is collected the interior and changed The condensed water of hot device (11).
6. air-conditioning system according to claim 5, which is characterized in that the air-conditioning system further includes condensed water conveying equipment (15), the condensed water conveying equipment (15) is arranged on the condensate pipe.
7. air-conditioning system according to claim 6, which is characterized in that the condensed water conveying equipment (15) include water pump or Person's Tao Zhen fan.
8. air-conditioning system according to claim 1, which is characterized in that the air-conditioning system further includes four-way valve (24), institute Stating four-way valve (24) has the first valve port, the second valve port, third valve port and the 4th valve port, first valve port and the compressor (22) import is connected, and second valve port is connected with the outlet of the compressor (22), the third valve port and the interior Heat exchanger (11) is connected, and the 4th valve port is connected with the outdoor heat exchanger (21), first valve port and the 4th valve The air-conditioning system is in heating state, first valve port when mouth is connected to and second valve port is connected to the third valve port It is connected to the third valve port and when second valve port is connected to the 4th valve port air-conditioning system is in the refrigeration State.
CN201510665458.3A 2015-10-14 2015-10-14 air conditioning system Active CN105115089B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510665458.3A CN105115089B (en) 2015-10-14 2015-10-14 air conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510665458.3A CN105115089B (en) 2015-10-14 2015-10-14 air conditioning system

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CN105115089A CN105115089A (en) 2015-12-02
CN105115089B true CN105115089B (en) 2019-01-04

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105387606B (en) * 2015-12-28 2019-06-21 珠海格力电器股份有限公司 Water receiving structure of heat exchanger and air conditioner
CN112413738B (en) * 2020-11-27 2022-05-17 珠海格力电器股份有限公司 Fresh air conditioning system and heat recovery method thereof
CN113028496B (en) * 2021-03-22 2022-04-08 珠海格力电器股份有限公司 Air conditioner, control method of air conditioner and control device of air conditioner

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Publication number Priority date Publication date Assignee Title
JP2005016858A (en) * 2003-06-27 2005-01-20 Mitsubishi Electric Corp Heat pump type air conditioner, operation method of heat pump type air conditioner
CN101329098A (en) * 2008-07-28 2008-12-24 王宝根 Refrigeration and heating double-effect air conditioner system using ultrasonic atomization technique
CN202927982U (en) * 2012-11-28 2013-05-08 海尔集团公司 Air conditioning system
CN205090538U (en) * 2015-10-14 2016-03-16 珠海格力电器股份有限公司 Air conditioning system

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Publication number Priority date Publication date Assignee Title
CN204611972U (en) * 2015-04-22 2015-09-02 青岛海尔空调电子有限公司 A kind of split-type air conditioner with cooling-water treatment apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005016858A (en) * 2003-06-27 2005-01-20 Mitsubishi Electric Corp Heat pump type air conditioner, operation method of heat pump type air conditioner
CN101329098A (en) * 2008-07-28 2008-12-24 王宝根 Refrigeration and heating double-effect air conditioner system using ultrasonic atomization technique
CN202927982U (en) * 2012-11-28 2013-05-08 海尔集团公司 Air conditioning system
CN205090538U (en) * 2015-10-14 2016-03-16 珠海格力电器股份有限公司 Air conditioning system

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