CN106885403B - The air-conditioning system of sensible heat latent heat separation control - Google Patents
The air-conditioning system of sensible heat latent heat separation control Download PDFInfo
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- CN106885403B CN106885403B CN201510946313.0A CN201510946313A CN106885403B CN 106885403 B CN106885403 B CN 106885403B CN 201510946313 A CN201510946313 A CN 201510946313A CN 106885403 B CN106885403 B CN 106885403B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
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- Mechanical Engineering (AREA)
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- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to a kind of air-conditioning systems of sensible heat latent heat separation control, and the air-conditioning system includes compressor, condenser, the first electric expansion valve, the second electric expansion valve, high-temperature evaporator, cryogenic vaporizer, liquid storage device；Wherein, there are two air suction structures for the air-breathing side tool of the liquid storage device, wherein the first air suction structure is connected to the exhaust outlet of the high-temperature evaporator, the second air suction structure is connected to the exhaust outlet of the cryogenic vaporizer；There are one exhaust structure, the exhaust structure is connected to the exhaust side tool of the liquid storage device with the air inlet of the compressor.The air-conditioning system of the sensible heat latent heat separation control of the present invention uses a monomer liquid storage device with double air suction structures, save compressor installation space, so that outdoor unit size is more compact, and the refrigerant from high-temperature evaporator and cryogenic vaporizer is converged in liquid storage device, ensures that the refrigerant into compresser cylinder is in plateau and is uniformly mixed.
Description
Technical field
The invention belongs to air-conditioning system fields, and in particular to a kind of air-conditioning system of latent heat and sensible heat separation control.
Background technology
The humiture of big multi-air-conditioner, which is all made of, at present is uniformly controlled, and thus there are the following problems：(1) at the wet joint of heat
There are energy wastes for reason.Due to using dehumidification by condensation method exclude interior more than it is wet, evaporator surface temperature need be less than Interior Space
The dew-point temperature of gas, it is contemplated that heat transfer temperature difference and medium convey the temperature difference, such as realize 16.6 DEG C of dew-point temperature, need about 7 DEG C with
Under evaporating temperature.Therefore often in order to achieve the purpose that dehumidifying, evaporating temperature is reduced as possible, and for compressor, pressure ratio
Increase, enter power increase, operation is uneconomical.
(2) it is difficult to adapt to the variation of heat moisture ratio.Usually interior heat moisture ratio changes in the larger context, is evaporated by reducing
Temperature, realizing reduces indoor humidity, and air-conditioning system response is slower, meanwhile, the indoor temperature after cooling is often relatively low, indoor comfortable
Property is poor.
Then two evaporators are arranged by side indoors in the air-conditioning system of existing sensible heat latent heat separation control, are respectively set
Different evaporating temperatures has relatively low steaming wherein the high-temperature evaporator with higher evaporating temperature mainly undertakes sensible heat load
The cryogenic vaporizer of hair temperature mainly undertakes latent heat load, can achieve the purpose that dehumidifying and cooling simultaneously, and indoor goes out
Air temperature is moderate, and comfort level improves.
However, in the air-conditioning system of existing sensible heat latent heat separation control, high-temperature evaporator and cryogenic vaporizer are discharged
Evaporating pressure, the temperature of refrigerant etc. it is all different, need that two liquid storage devices are arranged, however the setting of two liquid storage devices can cause
Outdoor unit arrangement space increases, and increases outdoor unit size, increases the space of installation.
Invention content
In order to solve the above technical problems, the present invention provides a kind of air-conditioning system of sensible heat latent heat separation control, the sky
Adjusting system include compressor, condenser, the first electric expansion valve, the second electric expansion valve, high-temperature evaporator, cryogenic vaporizer and
Liquid storage device；The compressor, condenser, the first electric expansion valve, high-temperature evaporator and liquid storage device are sequentially connected in series to form refrigerant
The sensible heat processing system of circulation；The compressor, condenser, the second electric expansion valve, cryogenic vaporizer and liquid storage device according to
Secondary series connection forms the latent heat processing system of refrigerant circulation circulation；Wherein, there are two air-breathings for the air-breathing side tool of the liquid storage device
Structure, wherein the first air suction structure is connected to the exhaust outlet of the high-temperature evaporator, the second air suction structure and the low-temperature evaporation
The exhaust outlet of device is connected to；There are one exhaust structure, the exhaust structure and the compressors for the exhaust side tool of the liquid storage device
Air inlet connection.
Preferably, from the exhaust side of the condenser between the air-breathing side of the liquid storage device, the sensible heat is handled
First electric expansion valve of system, the first air suction structure of high-temperature evaporator and the liquid storage device and the latent heat processing system
The second air suction structure formation of second electric expansion valve, cryogenic vaporizer and the liquid storage device is arranged in parallel.
Preferably, the air-conditioning system further includes outdoor machine fan and indoor machine fan；The outdoor machine fan with it is described
Condenser coordinates；The indoor machine fan coordinates with the high-temperature evaporator and cryogenic vaporizer.
Preferably, the compressor is duplex cylinder compressor.
The air-conditioning system of the sensible heat latent heat separation control of the present invention uses a monomer liquid storage with double air suction structures
Device saves compressor installation space so that outdoor unit size is more compact, and to come from high-temperature evaporator and low-temperature evaporation
The refrigerant of device can converge in liquid storage device, ensure that the refrigerant into compresser cylinder is in plateau and is uniformly mixed.
Description of the drawings
Fig. 1 is the structural schematic diagram according to the air-conditioning system of the sensible heat latent heat of the embodiment of the present invention 1 separation control.
Specific implementation mode
Below with reference to specific implementation mode shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
Embodiment 1
As shown in Figure 1, the air-conditioning system of the sensible heat latent heat separation control of the present embodiment includes compressor 1, condenser 2, the
One electric expansion valve 31, the second electric expansion valve 32, high-temperature evaporator 41, cryogenic vaporizer 42 and liquid storage device 5.
Wherein, compressor 1, condenser 2, the first electric expansion valve 31, high-temperature evaporator 41 and liquid storage device 5 are sequentially connected in series shape
The sensible heat processing system to circulate at refrigerant circulation；
Compressor 1, condenser 2, the second electric expansion valve 32, cryogenic vaporizer 42 and liquid storage device 5 are sequentially connected in series to form system
The latent heat processing system of refrigerant cycle circulation.
Wherein, there are two air suction structures, respectively the first air suction structure 5A and the second air-breathing for the air-breathing side tool of liquid storage device 5
Structure 5B, the first air suction structure 5A are connected to the exhaust outlet 410 of high-temperature evaporator 41, the second air suction structure 5B and cryogenic vaporizer
42 exhaust outlet 420 is connected to；There are one exhaust structure 5C, exhaust structure 5C and compressors 1 for the exhaust side tool of liquid storage device 5
Air inlet 10 is connected to.
In the air-conditioning system of the sensible heat latent heat separation control of the present embodiment, under refrigeration work state, the cycle of refrigerant
Process is as follows：Compressor 1 to condenser 2, after condensed, divides discharge refrigerant to two-way：Pass through the first electric expansion valve all the way
31 enter high-temperature evaporator 41, then enter liquid storage device 5 via the exhaust outlet 410 of high-temperature evaporator 41 and the first air suction structure 5A
In；Another way enters cryogenic vaporizer 42 by the second electric expansion valve 32, then by the exhaust outlet 420 of cryogenic vaporizer 42 and the
Two air suction structure 5B are entered in liquid storage device 5；Therefore, the refrigerant of two evaporators enters the liquid storage device 5 of double air suction structures
After middle mixing, entered in compressor 1 using the exhaust structure of liquid storage device 5.
The air-conditioning system of the sensible heat latent heat separation control of the present embodiment uses a monomer storage with double air suction structures
Liquid device 5 saves the installation space of compressor so that outdoor unit structure section gathers, while can compared with the pattern of two liquid storage devices arrangement
So that the refrigerant from high-temperature evaporator 41 and cryogenic vaporizer 42 can converge in liquid storage device 5, ensure to enter compressor 1
Refrigerant in cylinder is in plateau and is uniformly mixed.
In the present embodiment, compressor 1 is duplex cylinder compressor.
In the present embodiment, referring to Fig. 1, from the exhaust side of condenser 2 between the air-breathing side of liquid storage device 5, sensible heat
First electric expansion valve 31 of processing system, the first air suction structure 5A and latent heat processing system of high-temperature evaporator 41 and liquid storage device 5
Second air suction structure 5B formation of the second electric expansion valve 32, cryogenic vaporizer 42 and liquid storage device 5 of system is arranged in parallel.
In the present embodiment, air-conditioning system further includes outdoor machine fan 6 and indoor machine fan 7；
Outdoor machine fan 6 is arranged in 2 side of condenser, and outdoor unit is cooperatively formed with condenser 2；Indoor machine fan 7 is arranged
In 42 side of high-temperature evaporator 41 and cryogenic vaporizer, indoor unit is cooperatively formed with high-temperature evaporator 41 and cryogenic vaporizer 42.
Certainly, indoor can also use two independent indoor units --- sensible heat indoor unit and latent heat indoor unit, sensible heat
Indoor unit is cooperatively formed by an indoor machine fan with high-temperature evaporator 41, latent heat indoor unit by another indoor machine fan with it is low
Warm evaporator 42 cooperatively forms.
In the present embodiment, the first electric expansion valve 31 and the second electric expansion valve 32 can be adjusted respectively steams into high temperature
The refrigerant flow and indoor unit air quantity for sending out device 41 and cryogenic vaporizer 42, to realize the different evaporation temperature of two evaporators
Degree realizes the function of cooling and dehumidifying respectively for example, the evaporating temperature of two evaporators can be respectively set to 18 DEG C and 8 DEG C, and
Heat exchange and air circulation are realized by indoor fan.
The air-conditioning system of the sensible heat latent heat separation control of the present embodiment can be applied to Household air conditioner refrigeration system, can also
Two air suction structures applied to air-conditioning refrigeration system of vehicle, device simple, liquid storage device 5 correspond to cooling function and dehumidifying respectively
Two evaporators of function, realize different pressures of inspiration(Pi), without configuring special dehumidification equipment, such as Revolving wheel dehumidification apparatus,
Two evaporator temperatures being arranged in parallel are adjusted merely by, achieve the purpose that dehumidifying, cooling.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiment of understanding.
The series of detailed descriptions listed above only for the present invention feasible embodiment specifically
Bright, they are all without departing from equivalent implementations made by technical spirit of the present invention not to limit the scope of the invention
Or change should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of air-conditioning system of sensible heat latent heat separation control, it is characterised in that：
The air-conditioning system includes compressor, condenser, the first electric expansion valve, the second electric expansion valve, high-temperature evaporator, low
Warm evaporator and liquid storage device；
The compressor, condenser, the first electric expansion valve, high-temperature evaporator and liquid storage device are sequentially connected in series to form refrigerant circulation
The sensible heat processing system of circulation；
The compressor, condenser, the second electric expansion valve, cryogenic vaporizer and liquid storage device are sequentially connected in series to form refrigerant circulation
The latent heat processing system of circulation；
Wherein,
There are two air suction structures for the air-breathing side tool of the liquid storage device, wherein the row of the first air suction structure and the high-temperature evaporator
Gas port is connected to, and the second air suction structure is connected to the exhaust outlet of the cryogenic vaporizer；
There are one exhaust structure, the air inlets of the exhaust structure and the compressor to connect for the exhaust side tool of the liquid storage device
It is logical；
From the exhaust side of the condenser between the air-breathing side of the liquid storage device, the first of the sensible heat processing system is electric
Second electronic expansion of the first air suction structure of sub- expansion valve, high-temperature evaporator and the liquid storage device and the latent heat processing system
The second air suction structure formation of valve, cryogenic vaporizer and the liquid storage device is arranged in parallel.
2. air-conditioning system as described in claim 1, it is characterised in that：
The air-conditioning system further includes outdoor machine fan and indoor machine fan；
The outdoor machine fan coordinates with the condenser；The indoor machine fan and the high-temperature evaporator and cryogenic vaporizer
Cooperation.
3. air-conditioning system as described in claim 1, it is characterised in that：
The compressor is duplex cylinder compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510946313.0A CN106885403B (en) | 2015-12-16 | 2015-12-16 | The air-conditioning system of sensible heat latent heat separation control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510946313.0A CN106885403B (en) | 2015-12-16 | 2015-12-16 | The air-conditioning system of sensible heat latent heat separation control |
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| Publication Number | Publication Date |
|---|---|
| CN106885403A CN106885403A (en) | 2017-06-23 |
| CN106885403B true CN106885403B (en) | 2018-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510946313.0A Active CN106885403B (en) | 2015-12-16 | 2015-12-16 | The air-conditioning system of sensible heat latent heat separation control |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210821B (en) * | 2018-10-23 | 2023-10-24 | 四川长虹空调有限公司 | Capillary network and indoor unit parallel temperature control system based on double cylinders and double reservoirs |
| CN110748965B (en) * | 2019-11-14 | 2023-11-24 | 珠海格力电器股份有限公司 | Air conditioning system and air conditioning system control method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136350A (en) * | 1994-10-05 | 1996-11-20 | 株式会社日立制作所 | Air-conditioner |
| CN1991276A (en) * | 2005-12-26 | 2007-07-04 | 日立空调·家用电器株式会社 | Air adjustor |
| CN104061725A (en) * | 2014-05-29 | 2014-09-24 | 张红霞 | Improved liquid receiver for air condition compressor |
| CN104251515A (en) * | 2013-06-25 | 2014-12-31 | 上海日立电器有限公司 | Household air conditioner refrigerating system capable of separately controlling latent heat and sensible heat |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10339513A (en) * | 1997-06-06 | 1998-12-22 | Sanyo Electric Co Ltd | Air conditioning system |
| EP2334995A4 (en) * | 2008-10-02 | 2014-04-02 | Carrier Corp | Start-up for refrigerant system with hot gas reheat |
-
2015
- 2015-12-16 CN CN201510946313.0A patent/CN106885403B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136350A (en) * | 1994-10-05 | 1996-11-20 | 株式会社日立制作所 | Air-conditioner |
| CN1991276A (en) * | 2005-12-26 | 2007-07-04 | 日立空调·家用电器株式会社 | Air adjustor |
| CN104251515A (en) * | 2013-06-25 | 2014-12-31 | 上海日立电器有限公司 | Household air conditioner refrigerating system capable of separately controlling latent heat and sensible heat |
| CN104061725A (en) * | 2014-05-29 | 2014-09-24 | 张红霞 | Improved liquid receiver for air condition compressor |
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| Publication number | Publication date |
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| CN106885403A (en) | 2017-06-23 |
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| CB02 | Change of applicant information |
Address after: 201206 Jinqiao Road, Pudong New Area Jinqiao Export Processing Zone, Shanghai, 1051 Applicant after: Shanghai Haili Electrical Appliance Co. Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 888, Shanghai Applicant before: Rili Electric Appliance Co., Ltd., Shanghai |
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