CN101782292B - Three-purpose air conditioner system of ultra low temperature refrigeration, heating and hot water - Google Patents
Three-purpose air conditioner system of ultra low temperature refrigeration, heating and hot water Download PDFInfo
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- CN101782292B CN101782292B CN2010101135722A CN201010113572A CN101782292B CN 101782292 B CN101782292 B CN 101782292B CN 2010101135722 A CN2010101135722 A CN 2010101135722A CN 201010113572 A CN201010113572 A CN 201010113572A CN 101782292 B CN101782292 B CN 101782292B
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Abstract
The invention relates to a three-purpose air conditioner system of ultra low temperature refrigeration, heating and hot water, which comprises a compressor, an indoor heat exchanger, an outdoor heat exchanger, a hot water heat exchanger, a flash vaporization intercooler, a gas-liquid separator, an electronic expansion valve, an electric valve, a hot water pump and a hot water insulation box. The three-purpose air conditioner system can simultaneously supply cold air and hot water in summer, supply the cold air and the hot water or warm air and the hot water in spring and autumn, supply the warm air and the hot water in winter and normally start and run in the process of heating or water heating under the ultra low temperature working condition of winter with favorable effects of heating and water heating, therefore, the three-purpose air conditioner system can be used all the year round whether in the North or in the South. The invention has the advantages of simple structure, easy manufacture, low cost, high efficiency, energy saving, stable and reliable operation and the like.
Description
One, technical field
The present invention relates to that freeze, heat in the air source, the hot water three-purpose field of air conditioning, refer more particularly under outdoor ultralow temperature operating mode, have well the refrigeration that heats, heat the water effect, heat, water heating tri-purpose air-conditioning system.
Two, background technology
The common heat pump of Xiao Shouing in the market, water heating tri-purpose air-conditioning system, winter is under the operating mode of outdoor ultralow temperature, the heating capacity decay is very serious, even can't normally start operation, need other auxiliary thermal sources, can only use at transition season at the northern China cold district, can't satisfy basic heat supply and heat the water demand in the winter of cold, therefore the traditional heating of the general employing in northerly area, heat the water mode, and these heating, need consume a large amount of mineral matters or oil plant when heating water, both contaminated environment was also uneconomical, energy-saving and emission-reduction are advocated in the whole world now, so need exploitation a kind of simple in structure, easy to manufacture, cheap, energy-efficient super low temperature refrigeration, heat, water heating tri-purpose air-conditioning system.
Three, summary of the invention
The present invention is a kind of super low temperature refrigeration, heat, water heating tri-purpose air-conditioning system, can supply cold air, hot water summer simultaneously, can supply heating installation and hot water winter, can supply cold air, hot water or heating installation, hot water spring and autumn, provide a kind of can under outdoor ultralow temperature operating mode, normally start operation and have well the super low temperature refrigeration that heats, heat the water effect, heat, water heating tri-purpose air-conditioning system.
The present invention constitutes like this: a kind of super low temperature refrigeration, heat, water heating tri-purpose air-conditioning system, by compressor, indoor heat exchanger, outdoor heat exchanger, hot water heat exchanger, the shwoot charge air cooler, gas-liquid separator, electric expansion valve, motor-driven valve, the hot water thermal insulating case, heat-exchanger pump is formed, it is characterized in that: described compressor outlet enters the mouth with outdoor heat exchanger respectively by motor-driven valve, the indoor heat exchanger inlet, the refrigerant inlet of hot water heat exchanger links to each other, described gas-liquid separator enters the mouth with outdoor heat exchanger respectively by motor-driven valve, the indoor heat exchanger inlet, the outlet of shwoot charge air cooler links to each other, described indoor heat exchanger outlet links to each other with shwoot charge air cooler inlet respectively by the hot water electric expansion valve with the hot water heat exchanger refrigerant outlet by indoor electric expansion valve, another outlet of shwoot charge air cooler links to each other with the outdoor heat exchanger outlet by outdoor electric expansion valve, and the gas-liquid separator outlet links to each other with the inlet of compressor; The hot water heat exchanger hot water outlet links to each other with the hot water thermal insulating tank inlet, and the outlet of hot water thermal insulating case links to each other with the heat-exchanger pump inlet, and the heat-exchanger pump outlet links to each other with the hot water heat exchanger hot water inlet.
The present invention is simple in structure, and is easy to manufacture, cheap, energy-efficient, stable and reliable for performance.
Four, description of drawings
Fig. 1 super low temperature refrigeration, heat, the water heating tri-purpose air-conditioning system schematic diagram.
Among the above-mentioned figure, 1 compressor, 2 indoor heat exchangers, 3 outdoor heat exchangers, 4 hot water heat exchangers, the outdoor electric expansion valve of 5A, the indoor electric expansion valve of 5B, 5C hot water electric expansion valve, 6A, 6B, 6C, 6D, 6E, 6F motor-driven valve, 7 gas-liquid separators, 8 shwoot charge air coolers, 9 hot water thermal insulating casees, 10 heat-exchanger pumps.
Five, the specific embodiment
As shown in Figure 1, a kind of super low temperature refrigeration, heat, water heating tri-purpose air-conditioning system, by compressor 1, indoor heat exchanger 2, outdoor heat exchanger 3, hot water heat exchanger 4, shwoot charge air cooler 8, gas-liquid separator 7, electric expansion valve 5, motor-driven valve 6, hot water thermal insulating case 9, heat-exchanger pump 10 is formed, it is characterized in that: described compressor 1 outlet is by motor-driven valve 6A, 6C, 6E enters the mouth with outdoor heat exchanger 3 respectively, indoor heat exchanger 2 inlets, the refrigerant inlet of hot water heat exchanger 4 links to each other, described gas-liquid separator 7 is by motor-driven valve 6B, 6D, 6F enters the mouth with outdoor heat exchanger 3 respectively, indoor heat exchanger 2 inlets, 8 outlets of shwoot charge air cooler link to each other, described indoor heat exchanger 2 outlets link to each other with shwoot charge air cooler 8 inlets respectively by hot water electric expansion valve 5C with hot water heat exchanger 4 refrigerant outlets by indoor electric expansion valve 5B, 8 another outlets of shwoot charge air cooler link to each other with outdoor heat exchanger 3 outlets by outdoor electric expansion valve 5A, and gas-liquid separator 7 outlets link to each other with the inlet of compressor 1; Hot water heat exchanger 4 hot water outlets link to each other with hot water thermal insulating case 9 inlets, and 9 outlets of hot water thermal insulating case link to each other with heat-exchanger pump 10 inlets, and heat-exchanger pump 10 outlets link to each other with hot water heat exchanger 4 hot water inlets.
Summer refrigeration, when heating water, the circulation process of cold-producing medium:
2. when summer refrigeration, hot water reach the control temperature, the circulation process of cold-producing medium:
3. be higher than 0 ℃ when heating water, the circulation process of cold-producing medium when outdoor environment temperature winter:
4. be higher than 0 ℃ when heating, the circulation process of cold-producing medium when outdoor environment temperature winter:
5. be less than or equal to 0 ℃ when heating water when outdoor environment temperature winter, the circulation process of cold-producing medium divides two-way:
6. be less than or equal to 0 ℃ when heating when outdoor environment temperature winter, the circulation process of cold-producing medium divides two-way:
Be less than or equal to 0 ℃ when heating water when outdoor environment temperature winter, compressor 1 sucks from gas-liquid separator 7 isolated low-temperature refrigerant steams, cold-producing medium is compressed into high temperature and high pressure gas, enter in the hot water heat exchanger 4 through motor-driven valve 6E (opening), cold-producing medium raises coolant-temperature gage by water heat release in the hot water heat exchanger 4, condensating refrigerant becomes highly pressurised liquid, become suitable pressure fluid to enter shwoot charge air cooler 8 through a throttling of hot water electric expansion valve 5C, some liquid refrigerant evaporates are refrigerant gas in the shwoot charge air cooler 8 under this suitable pressure, gas enters gas-liquid separator 7 through motor-driven valve 6F (opening) with from the vapor mixing that outdoor heat exchanger 3 comes out, cold-producing medium remaining in the shwoot charge air cooler 8 then is cooled to suitable pressure, the subcooled liquid of proper temperature, again through after the outdoor electric expansion valve 5A second throttle step-down cooling, inlet chamber external heat exchanger 3, the heat of cold-producing medium absorption chamber outer air in outdoor heat exchanger 3, flash to the low-pressure low-temperature refrigerant vapour, mix through motor-driven valve 6B (opening) and the shwoot charge air cooler 8 suitable pressure refrigerant gas that is evaporated, enter gas-liquid separator 7 and sucked compression by compressor 1 again then, finish one so again and heat the water circulation.
Be less than or equal to 0 ℃ when heating when outdoor environment temperature winter, compressor 1 sucks from gas-liquid separator 7 isolated low-temperature refrigerant steams, cold-producing medium is compressed into high temperature and high pressure gas, enter in the indoor heat exchanger 2 through motor-driven valve 6C (opening), cold-producing medium is by air or water heat release in the indoor heat exchanger 2, room temperature is raise, condensating refrigerant becomes highly pressurised liquid, become suitable pressure fluid through a throttling of indoor electric expansion valve 5B, enter shwoot charge air cooler 8, some liquid refrigerants are evaporated to refrigerant gas in the shwoot charge air cooler 8 under this suitable pressure, gas is mixed into gas-liquid separator 7 through motor-driven valve 6F with from the steam that outdoor heat exchanger 3 comes out, cold-producing medium remaining in the shwoot charge air cooler 8 then is cooled to suitable pressure, the subcooled liquid of proper temperature, again through outdoor electric expansion valve 5A second throttle step-down cooling back inlet chamber external heat exchanger 3, the heat of cold-producing medium absorption chamber outer air in outdoor heat exchanger 3, flash to the low-pressure low-temperature refrigerant vapour, be mixed into gas-liquid separator 7 through motor-driven valve 6B (opening) and the shwoot charge air cooler 8 suitable pressure refrigerant gas that is evaporated, sucked compression by compressor 1 again then, finish one so again and heat circulation.
Super low temperature refrigeration, heat, water heating tri-purpose air-conditioning system, under nominal situation with common refrigeration, heat, water heating tri-purpose air-conditioning system is identical, freeze, heat, heat water running, heat in the ultralow temperature operating mode, heat the water circulation time, the refrigerant liquid that comes out from indoor heat exchanger or hot water heat exchanger carries out preliminary throttling, some refrigerant liquids are gasified, thereby remaining refrigerant liquid is cooled, improve major cycle cold-producing medium degree of supercooling, utilize shwoot charge air cooler ejector refrigeration agent steam, the compressor air suction amount is increased, help to increase refrigerant mass fluxes in the major cycle, thereby increase heating capacity, suck more refrigerant gas cooling compressors,, suck suitable pressure refrigerant gas so compressor exhaust temperature is lower, so compressor compresses is lower, the present invention is simple in structure, and is easy to manufacture, cheap, energy-efficient, move more reliable and more stable.
When indoor heat exchanger was air cooling heat exchanger, the present invention was split type super low temperature refrigeration, heat, heat the water three-purpose air conditioner system.
When indoor heat exchanger was water cooling heat exchanger, the present invention was super low temperature refrigeration, heat, the hot water three-purpose central air conditioner system.
Claims (1)
1. super low temperature refrigeration, heat, water heating tri-purpose air-conditioning system, by compressor, indoor heat exchanger, outdoor heat exchanger, hot water heat exchanger, the shwoot charge air cooler, gas-liquid separator, electric expansion valve, motor-driven valve, the hot water thermal insulating case, heat-exchanger pump is formed, it is characterized in that: described compressor outlet enters the mouth with outdoor heat exchanger respectively by motor-driven valve, the indoor heat exchanger inlet, the refrigerant inlet of hot water heat exchanger links to each other, described gas-liquid separator enters the mouth with outdoor heat exchanger respectively by motor-driven valve, the indoor heat exchanger inlet, the outlet of shwoot charge air cooler links to each other, described indoor heat exchanger outlet links to each other with shwoot charge air cooler inlet respectively by the hot water electric expansion valve with the hot water heat exchanger refrigerant outlet by indoor electric expansion valve, another outlet of shwoot charge air cooler links to each other with the outdoor heat exchanger outlet by outdoor electric expansion valve, and the gas-liquid separator outlet links to each other with the inlet of compressor; The hot water heat exchanger hot water outlet links to each other with the hot water thermal insulating tank inlet, and the outlet of hot water thermal insulating case links to each other with the heat-exchanger pump inlet, and the heat-exchanger pump outlet links to each other with the hot water heat exchanger hot water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101135722A CN101782292B (en) | 2010-02-25 | 2010-02-25 | Three-purpose air conditioner system of ultra low temperature refrigeration, heating and hot water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101135722A CN101782292B (en) | 2010-02-25 | 2010-02-25 | Three-purpose air conditioner system of ultra low temperature refrigeration, heating and hot water |
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| CN101782292A CN101782292A (en) | 2010-07-21 |
| CN101782292B true CN101782292B (en) | 2011-04-27 |
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| CN2010101135722A Expired - Fee Related CN101782292B (en) | 2010-02-25 | 2010-02-25 | Three-purpose air conditioner system of ultra low temperature refrigeration, heating and hot water |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032713A (en) * | 2010-12-23 | 2011-04-27 | 扬州碧源空调设备有限公司 | Device for realizing water heating function of general heat pump air conditioner |
| CN102445021A (en) * | 2011-11-28 | 2012-05-09 | 林贤华 | Super high and low temperature multi-connection simultaneous refrigeration, heating, hot water three-usage air conditioning system |
| CN102494375A (en) * | 2011-11-28 | 2012-06-13 | 林贤华 | Ultrahigh and low-temperature refrigerating, heating and water heating three-purpose air-conditioning system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4321797A (en) * | 1978-10-06 | 1982-03-30 | Air & Refrigeration Corp. | Quick connector and shut-off valve assembly for heat recovery system |
| CN1344896A (en) * | 2000-09-27 | 2002-04-17 | 中国科学技术大学 | Energy saving tripurpose machine for hot and cold air conditioning and supplying hot water |
| CN2529164Y (en) * | 2002-03-19 | 2003-01-01 | 清华同方股份有限公司 | Heat Pump air conditioning machine set for cold area |
| JP2004340418A (en) * | 2003-05-13 | 2004-12-02 | Denso Corp | Water-heating air conditioner |
| JP4559134B2 (en) * | 2004-06-28 | 2010-10-06 | サイエンス株式会社 | Water-cooled exhaust heat recovery heat pump |
| CN101457949B (en) * | 2007-12-13 | 2011-09-21 | 大连中星科技开发有限公司 | Domestic air source heat pump heating system |
| CN101482321B (en) * | 2009-02-20 | 2011-05-04 | 林贤华 | Ultra-low temperature heat pump water heater |
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Granted publication date: 20110427 Termination date: 20120225 |