CN203478699U - Air conditioning system with fresh air processed by two states and temperature and humidity controlled separately - Google Patents
Air conditioning system with fresh air processed by two states and temperature and humidity controlled separately Download PDFInfo
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- CN203478699U CN203478699U CN201320571169.3U CN201320571169U CN203478699U CN 203478699 U CN203478699 U CN 203478699U CN 201320571169 U CN201320571169 U CN 201320571169U CN 203478699 U CN203478699 U CN 203478699U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model relates to an air conditioning system with fresh air processed by two states and temperature and humidity controlled separately. The air conditioning system with the fresh air processed by the two states and the temperature and the humidity controlled separately comprises an air compressor, a four-way reversing valve, a first heat exchanger, a second heat exchanger, a third heat exchange, a fourth heat exchanger and a fifth heat exchanger, wherein the first heat exchanger is connected with the second heat exchanger and the fourth heat exchanger, the second heat exchanger is connected with the third heat exchanger and the fourth heat exchanger, the second heat exchange is also connected with the compressor, the third heat exchanger is connected with the fifth heat exchanger and a fresh air processing device, the fourth heat exchanger is connected with a dry coiler, and the fifth heat exchanger is connected with a fresh air preprocessing device. According to the air conditioning system with the fresh air processed by the two states and the temperature and the humidity controlled separately, a set of unit is used, refrigeration in summer and heating in winter are achieved through adjustment of the rotating direction of the four-way reversing valve, indoor air conditioning is achieved on the premise that the number of devices which are used is minimized, the coiler is prevented from generating condensation water, mold and bacteria breeding caused by the condensation water is avoided, and indoor air quality is improved.
Description
Technical field
The utility model relates to a kind of new wind through the warm and humid sub-control air-conditioning system of bi-level treatment.
Background technology
Existing air-conditioning system generally adopts the control method of humiture coupling, adopts dehumidification by condensation mode to realize the cooling of air and dehumidification treatments, removes sensible heat load and the latent heat load of building simultaneously.Cooling requires sink temperature lower than the dry-bulb temperature of air, dehumidifying requires sink temperature lower than the dew-point temperature of air, accounting for total load sensible heat load over half originally can adopt high temperature low-temperature receiver to drain, the low temperature cold source that shares 7 ℃ together with dehumidifying is processed, and has caused energy to utilize the waste in grade.In addition, the existence of condensed water makes mould, bacteria breed, has a strong impact on indoor air quality, and temperature and humidity is difficult to reach air-supply requirement simultaneously.
For this reason, researcher has researched and developed a kind of temperature, humidity independent control air-conditioning system, as centralized pair of low-temperature receiver temperature of Tsing Hua Tong Fang, hygroscopic water control air-conditioning system, the two low-temperature receiver temperature of inner-cooled, hygroscopic water control air-conditioning system, the two low-temperature receiver temperature of water-cooled, hygroscopic water control air-conditioning system, its common technical characterstic is to utilize two cover units, and a set of production high temperature cold water is lowered the temperature, and another set of manufacture low temperature carries out fresh air dehumidification.To cause like this mounting cost to increase, the equipment of production high temperature cold water simultaneously, the cold water temperature that normal appearance is produced is too low, and dry coil pipe often has condensate water to produce.
Meanwhile, under summer extreme weather, outside air temperature is higher, and directly with low-temperature cold water unit, new wind being processed to ventilation state needs larger cool water quantity, causes circulating pump energy consumption to increase.For head it off, need to carry out precooling treatment to new wind, the new wind after precooling is passing through handpiece Water Chilling Units cool-down dehumidification to ventilation state point.
Summary of the invention
Technical problem to be solved in the utility model be the deficiency existing for above-mentioned prior art and provide a kind of and utilize minimal equipment to reach temperature, humidity is independently controlled and is improved the new wind of IAQ through the warm and humid sub-control air-conditioning system of bi-level treatment.
The utility model is that the technical scheme that the problem of the above-mentioned proposition of solution adopts is: a kind of new wind is through the warm and humid sub-control air-conditioning system of bi-level treatment, comprise compressor, four-way change-over valve, and First Heat Exchanger, the second heat exchanger, the 3rd heat exchanger, the 4th heat exchanger, the 5th heat exchanger, the first interface of described four-way change-over valve connects the input of compressor, the second interface of four-way change-over valve connects First Heat Exchanger, the 3rd interface of four-way change-over valve connects the 3rd heat exchanger, and the 3rd interface of four-way change-over valve connects the 5th heat exchanger; First Heat Exchanger connects the second heat exchanger, and First Heat Exchanger connects the 4th heat exchanger; The second heat exchanger connects the 3rd heat exchanger, and the second heat exchanger connects the 4th heat exchanger, and the second heat exchanger connects compressor; The 3rd heat exchanger the 5th heat exchanger, the 3rd heat exchanger connects new wind treating apparatus; The 4th heat exchanger connects the 5th heat exchanger, and the 4th heat exchanger connects dry coil pipe; The 5th heat exchanger connects new wind pretreatment unit; Between First Heat Exchanger and the 4th heat exchanger, be provided with the first electric expansion valve, between the second heat exchanger and the 3rd heat exchanger, be provided with the second electric expansion valve.
The beneficial effects of the utility model are: 1, this air-conditioning system only needs a set of equipment, has improved utilization rate of equipment and installations.2, this air-conditioning system is when summer operation, new blower fan pretreatment unit can be realized outdoor higher air is carried out to precooling, new wind after precooling can pass through the further cool-down dehumidification of low-temperature cold water, has avoided because directly high temperature air being processed to the huge energy consumption that ventilation state produces.3, this air-conditioning system is when summer operation, and the high temperature cold water producing through the 3rd heat exchanger is realized indoor temperature is controlled by dry coil pipe effect, has avoided the generation of condensed water, needn't coagulate the setting of water pipe.
Accompanying drawing explanation
Fig. 1 is that the new wind of the utility model is through the principle schematic of the warm and humid sub-control air-conditioning system of bi-level treatment.
In figure: 1, compressor, 2, four-way change-over valve, 3, First Heat Exchanger, the 4, second heat exchanger, 5, the first electric expansion valve, 6, the second electric expansion valve, the 7, the 3rd heat exchanger, the 8, the 4th heat exchanger, 9, the 5th heat exchanger, 10, dry coil pipe, 11, new blower fan treating apparatus, 12, new blower fan pretreatment unit.
The specific embodiment
Below in conjunction with accompanying drawing, further illustrate embodiment of the present utility model.
Warm and humid sub-control air-conditioning system referring to a kind of new wind of Fig. 1 through bi-level treatment, comprise compressor 1, four-way change-over valve 2, and First Heat Exchanger 3, the second heat exchanger 4, the 3rd heat exchanger 7, the 4th heat exchanger 8, the 5th heat exchanger 9, the first interface of described four-way change-over valve 2 connects the input of compressor 1, the second interface of four-way change-over valve 2 connects First Heat Exchanger 3, and the 3rd interface of four-way change-over valve 2 connects the 3rd heat exchanger 7, and the 3rd interface of four-way change-over valve 2 connects the 5th heat exchanger 9; First Heat Exchanger 3 connects the second heat exchanger 4, and First Heat Exchanger 3 connects the 4th heat exchanger 8; The second heat exchanger 4 connects the 3rd heat exchanger 7, the second heat exchangers 4 and connects the 4th heat exchanger 8, the second heat exchangers 4 connection compressors 1; The 3rd heat exchanger 7 connects the 5th heat exchanger 9, the three heat exchangers 7 and connects new wind treating apparatus 11; The 4th heat exchanger 8 connects the 5th heat exchanger 9, the four heat exchangers 8 and connects dry coil pipe 10; The 5th heat exchanger 9 connects new wind pretreatment unit 12; Between First Heat Exchanger 3 and the 4th heat exchanger 8, be provided with between the first electric expansion valve 5, the second heat exchangers 4 and the 3rd heat exchanger 7 and be provided with the second electric expansion valve 6.
Its work engineering is as follows:
Under summer refrigerating state, refrigerant circulation process: the refrigerant vapour of low-temp low-pressure is inhaled into compressor 1, the cold-producing medium of the HTHP after compressor 1 compression enters First Heat Exchanger 3 by four-way change-over valve 2, the cold-producing medium of HTHP is through the cooling heat release of First Heat Exchanger 3, carry out heat exchange with outdoor air, emit heat, after cold-producing medium heat release, temperature reduces, cold-producing medium after cooling divides two-way: wherein the first via is through the first electric expansion valve 5 adiabatic expansions, reducing pressure by regulating flow, cause the vaporization of part refrigerant liquid, absorb the latent heat of vaporization, make itself also corresponding reduction of temperature, become the refrigerant vapour under low-temp low-pressure, the second tunnel is through the second heat exchanger 4, cold-producing medium after the first electric expansion valve 5 adiabatic expansions divides two-way to circulate again: a road the 4th heat exchanger 7 evaporation endothermics, produce high temperature cold water, the cold-producing medium of an other road low-temp low-pressure is through the second heat exchanger 4 evaporation endothermics, the cold-producing medium that makes to flow out First Heat Exchanger 3 is further cooling, and the refrigerant vapour of last low-temp low-pressure is sucked by compressor 1, through the further cooled refrigerant liquid of the second heat exchanger 4, enter the second electric expansion valve 6 adiabatic expansions, the refrigerant liquid of low-temp low-pressure is through the 3rd heat exchanger 8 evaporation endothermics, cold-producing medium after the 4th heat exchanger 7 again evaporates and absorbs heat through the 5th heat exchanger 9, the refrigerant vapour of the low-temp low-pressure flowing out through refrigerant vapour and the 5th heat exchanger 9 of the low-temp low-pressure of the 3rd heat exchanger 8 mixes and by four-way change-over valve 2, enters compressor 1 and again compress, cold-producing medium is capable of circulation to carry out, and completes process of refrigerastion.
Cold water cyclic process: the high temperature cold water of producing through the 4th heat exchanger 7 flows into dry coil pipe 10 and carries out heat exchange with room air, completes the temperature-fall period of room air; High temperature cold water through the 5th heat exchanger 9 is carried out heat exchange with new blower fan pretreatment unit 12, outdoor new wind is carried out to precooling, the new wind that the low-temperature cold water of producing through the 3rd heat exchanger 8 flows into after 11 pairs of precoolings of new blower fan treating apparatus carries out cool-down dehumidification again, outdoor new wind after dehumidifying is sent into conditioned room, with the room air exchange of wetting, complete dehumidification process.
During winter heating operating mode, refrigerant circulation process: the refrigerant vapour of low-temp low-pressure is inhaled into compressor 1, the refrigerant vapour of the HTHP after compressor 1 compression divides two-way circulation: the first via is after four-way change-over valve 2, enter respectively the 3rd heat exchanger 8 and the 5th heat exchanger 9, the refrigerant vapour of HTHP is through the 3rd heat exchanger 8 and the cooling heat release of the 5th heat exchanger 9, refrigerant liquid after heat release flows into the second electric expansion valve 6 adiabatic expansions, carry out reducing pressure by regulating flow, partially liq vaporization, absorb the latent heat of vaporization, the temperature of itself is reduced, become the refrigerant vapour of low-temp low-pressure, the refrigerant vapour of this low-temp low-pressure carries out heat exchange with the refrigerant vapour of the HTHP of exporting through compressor 1 second tunnel at the second heat exchanger 4 places, the refrigerant vapour of the 5th heat exchanger 9 of flowing through enters the further cooling heat release of the 4th heat exchanger 7, after this cold-producing medium mixes with the refrigerant liquid flowing out through the second heat exchanger 4 through the first electric expansion valve 5 adiabatic expansions, reducing pressure by regulating flow, liquid after reducing pressure by regulating flow mixes with the low-temp low-pressure liquid flowing out through the second heat exchanger 4, mixed liquid is sucked and again compresses by compressor 1 by four-way change-over valve 2 through First Heat Exchanger 3 absorption chamber outer air heat, so can complete the cyclic process of cold-producing medium.
Hot water circuit process: the high-temperature-hot-water through the 4th heat exchanger 7 enters Indoor Dry coil pipe 10 heating room airs; Through the hot water of the 5th heat exchanger 9, enter 12 pairs of new wind of new blower fan pretreatment unit and carry out preheating, hot water through the 3rd heat exchanger 8 enters new blower fan treating apparatus 11, the new wind of heating after new blower fan pretreatment unit 12 preheatings, completes hot water circuit process, and room air is regulated.
The above; be only preferred embodiment of the present utility model, not the utility model done to any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification; equivalent variations or modification, all drop in protection domain of the present utility model.
Claims (1)
1. new wind, through a warm and humid sub-control air-conditioning system for bi-level treatment, comprises compressor, and four-way change-over valve, and First Heat Exchanger, the second heat exchanger, the 3rd heat exchanger, the 4th heat exchanger, the 5th heat exchanger, is characterized in that,
The first interface of described four-way change-over valve connects the input of compressor, and the second interface of four-way change-over valve connects First Heat Exchanger, and the 3rd interface of four-way change-over valve connects the 3rd heat exchanger, and the 3rd interface of four-way change-over valve connects the 5th heat exchanger;
First Heat Exchanger connects the second heat exchanger, and First Heat Exchanger connects the 4th heat exchanger; The second heat exchanger connects the 3rd heat exchanger, and the second heat exchanger connects the 4th heat exchanger, and the second heat exchanger connects compressor; The 3rd heat exchanger the 5th heat exchanger, the 3rd heat exchanger connects new wind treating apparatus; The 4th heat exchanger connects the 5th heat exchanger, and the 4th heat exchanger connects dry coil pipe; The 5th heat exchanger connects new wind pretreatment unit;
Between First Heat Exchanger and the 4th heat exchanger, be provided with the first electric expansion valve, between the second heat exchanger and the 3rd heat exchanger, be provided with the second electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320571169.3U CN203478699U (en) | 2013-09-13 | 2013-09-13 | Air conditioning system with fresh air processed by two states and temperature and humidity controlled separately |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320571169.3U CN203478699U (en) | 2013-09-13 | 2013-09-13 | Air conditioning system with fresh air processed by two states and temperature and humidity controlled separately |
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| CN203478699U true CN203478699U (en) | 2014-03-12 |
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| CN201320571169.3U Expired - Fee Related CN203478699U (en) | 2013-09-13 | 2013-09-13 | Air conditioning system with fresh air processed by two states and temperature and humidity controlled separately |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953976A (en) * | 2014-05-16 | 2014-07-30 | 上海源知环境科技有限公司 | Frequency conversion multiple on-line fresh air dehumidifier system |
| CN114279002A (en) * | 2021-12-21 | 2022-04-05 | 珠海格力电器股份有限公司 | Air conditioning device, control method and combined air conditioning unit |
-
2013
- 2013-09-13 CN CN201320571169.3U patent/CN203478699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953976A (en) * | 2014-05-16 | 2014-07-30 | 上海源知环境科技有限公司 | Frequency conversion multiple on-line fresh air dehumidifier system |
| CN103953976B (en) * | 2014-05-16 | 2016-08-17 | 上海源知环境科技有限公司 | A kind of connected machine fresh air dehumidifier system |
| CN114279002A (en) * | 2021-12-21 | 2022-04-05 | 珠海格力电器股份有限公司 | Air conditioning device, control method and combined air conditioning unit |
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Granted publication date: 20140312 Termination date: 20210913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |