CN201508003U - Multiple soil-borne source water-water heat pump air-conditioning system - Google Patents

Multiple soil-borne source water-water heat pump air-conditioning system Download PDF

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Publication number
CN201508003U
CN201508003U CN 200920065868 CN200920065868U CN201508003U CN 201508003 U CN201508003 U CN 201508003U CN 200920065868 CN200920065868 CN 200920065868 CN 200920065868 U CN200920065868 U CN 200920065868U CN 201508003 U CN201508003 U CN 201508003U
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CN
China
Prior art keywords
water
air
soil
cooler
heat pump
Prior art date
Application number
CN 200920065868
Other languages
Chinese (zh)
Inventor
张国强
郭永辉
李洪强
张泉
周晋
徐峰
Original Assignee
湖南大学
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Application filed by 湖南大学 filed Critical 湖南大学
Priority to CN 200920065868 priority Critical patent/CN201508003U/en
Application granted granted Critical
Publication of CN201508003U publication Critical patent/CN201508003U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/40Geothermal heat-pumps
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy

Abstract

The utility model relates to a multiple soil-borne source water-water heat pump air-conditioning system which utilizes terrestrial heat to regulate air and is composed of a spray chamber, a surface cooler and a soil-borne source water-water heat hump coupled together. The mixing section constructed by a fresh air inlet and a return air inlet of an air-conditioning cabinet construct is sequentially provided with the spray chamber, the surface cooler and an air supply section. The spray chamber and an underground water system construct a first loop through a stop valve; the surface cooler and the underground water system construct a second loop through a stop valve; and the surface cooler and the soil-borne source water-water heat pump set construct a third loop with the underground water system through a stop valve. The spray chamber, the surface cooler and the soil-borne source water-water heat pump set construct a fourth loop with the underground water system. The multiple soil-borne source water-water heat pump air-conditioning system is applicable to regions hot in summer and cold in winter, greatly reduces the initial investment and operating cost of the heat pump system, and improves the system energy source efficiency and stability.

Description

A kind of polygenetic soil source water-water heat pump air-conditioning system
Technical field
The utility model relates to a kind of air-conditioning system, particularly relates to a kind of by spray chamber, surface cooler and soil source water---the polygenetic soil source water-water heat pump air-conditioning system that the coupling of hydro-thermal pump is formed.
Background technology
At present, ground source heat pump technology mainly utilizes a heat transmitter from the soil draw heat, carries out air conditioning via a secondary heat exchange device and working fluid.
For traditional earth source heat pump, water (refrigerating medium) is pumped to the underground heat equipment of building, and there is a heat exchanger inside of heat pump, and it is used for draw heat from water (heating) or discharge (heat), flows back to underground quilt then and heats up again and cool off.In order to make full use of the heat in the underground structure, descend the size of coupled heat exchanger definitely according to the maximum heat exhaust under the caloric receptivity of the maximum under the fraction scarcely or the certain not fraction, make the underground interchanger of design enough big, owing to the cost height of underground interchanger, cause the cost height of whole heat pump.
For China Xia Redong cryogenic region, the heat exhaust of summer air-conditioning is more much bigger than the required caloric receptivity of winter heating especially.If by summer heat exhaust design subterranean heat exchanger, the initial cost of system is too high; Caloric receptivity during in the winter time the heating of assurance system and system effectiveness have sizable rich amount; And in summer during to the soil heat extraction, because the summer operation time is longer, the return water temperature height of underground coupler reduces refrigerating efficiency, reduces the refrigerating capacity and the reliability of system, and running time is long more, and the refrigerating capacity of system and reliability are poor more.
The utility model content
Defective at above-mentioned prior art, the utility model purpose aims to provide a kind of by spray chamber, surface cooler and soil source water---the polygenetic soil source water-water heat pump air-conditioning system that the coupling of hydro-thermal pump is formed, can be fit to the Xia Redong cryogenic region, the initial cost of heat pump be can significantly reduce, system's energy efficiency and reliability improved.
In order to achieve the above object, the technical scheme that the utility model is taked is that a kind of polygenetic soil source water-water heat pump system comprises air-conditioning box, sets gradually spray chamber, surface cooler and air supply section behind the mixer that new wind enters the mouth and return air inlet constitutes of air-conditioning box.Spray chamber constitutes first loop by stop valve and ground water regime; Surface cooler constitutes second loop by stop valve and ground water regime; Surface cooler and soil-derived water-water heat pump assembly constitute tertiary circuit by stop valve and ground water regime.Spray chamber and surface cooler and soil-derived water-water heat pump assembly constitute the 4th loop by stop valve and ground water regime.
Preferred version according to embodiment is that described underground coupled heat exchanger is the vertical U-type coupled heat exchanger or flatly descends coupled heat exchanger.
Operation principle of the present utility model is described in detail as follows: by spray chamber, surface cooler and soil source water---concrete structure of the polygenetic soil source water-water heat pump air-conditioning system that the coupling of hydro-thermal pump assembly is formed is: soil source water---, and the hydro-thermal pump assembly is made up of air-condition heat exchanger, compressor, cross valve and underground coupled heat exchanger, this loop is the circulation of cold-producing medium freon, and cross valve is refrigeration and the switching device shifter that heats; Spray chamber constitutes first loop by stop valve and ground water regime; Surface cooler constitutes second loop by stop valve and ground water regime; Surface cooler and soil-derived water-water heat pump assembly constitute tertiary circuit by stop valve and ground water regime; Spray chamber and surface cooler and soil-derived water-water heat pump assembly constitute the 4th loop by stop valve and ground water regime.
Wherein the capacity of surface cooler according to heating not the caloric receptivity of the maximum under the fraction determine, required to guarantee winter heating.The parameter of spray chamber satisfies the maximum air conditioner load of summer air-conditioning system.By the combination Push And Release of valve, there are two kinds of operating modes (heating condition and cooling condition) in the system that makes, five kinds of mode of operations, and promptly four loops can realize that all refrigeration mode adds the attainable heating mode of tertiary circuit.
The characteristics of polygenetic soil described in the utility model source water-water heat pump system:
1, native system is applicable to that heat exhaust is greater than the Xia Redong cryogenic region and the building of the caloric receptivity under the heat supply operating mode under the air conditioning condition;
2, with traditional water source---the hydro-thermal pump is compared, and initial cost is low;
3, under the air conditioner refrigerating operating mode, source pump is not continuous operation, makes the operating cost of system reduce greatly;
4, system can manually control, and can control automatically again;
5, the mode of operation of system is many, can improve the energy efficiency of system, is satisfying under the prerequisite of indoor thermal and humidity environment, has realized energy-conservation.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing 1 and the specific embodiment:
Fig. 1 is the principle schematic of polygenetic soil described in the utility model source water-water heat pump system.
The new wind inlet of 1-2-return air inlet 3-spray chamber 4-surface cooler
5-air supply section 6-air outlet
7,8,15,16,18,19,20,21,22,23-stop valve
9-air-condition heat exchanger 10-compressor 11-cross valve
The underground water pump 14 of the underground coupled heat exchanger 13-of 12-, 17-expansion valve
The specific embodiment
Referring to accompanying drawing 1, behind the mixer that the new wind inlet 1 and the return air inlet 2 of air-conditioning box constitutes, set gradually spray chamber 3, surface cooler 4 and air supply section 5.Spray chamber 3 constitutes first loop by stop valve 20,21 and ground water regime; Surface cooler 4 by stop valve 24,19,18,7 and 8 and ground water regime constitute second loop; Surface cooler 4 constitutes tertiary circuit with the soil-derived water-water heat pump assembly by stop valve 24,19,18,7,8,22,23 and ground water regime; Spray chamber 3 and surface cooler 4 constitute the 4th loop with the soil-derived water-water heat pump assembly by stop valve 24,19,18,7,8,20,21,22,23 and ground water regime.Above-mentioned spray chamber 3, surface cooler 4 all adopt existing structure in the prior art.Described soil-derived water-water heat pump assembly comprises air-condition heat exchanger 9, compressor 10, cross valve 11, underground coupled heat exchanger 12, underground water pump 13 and expansion valve, wherein air-condition heat exchanger 9, compressor 10, cross valve 11 and underground coupled heat exchanger 12 are in turn connected into cold-producing medium freon loop, and underground water pump 13 constitutes water loops with spray chamber 3 and surface cooler 4 respectively by stop valve.
As shown in Figure 1, the described polygenetic soil of present embodiment source water-water heat pump system is designed to winter heating and two kinds of operating modes of summer air-conditioning.
When being in summer condition,, should preferentially adopt first loop at spray chamber place for reducing system energy consumption.
Valve-off 19,22 is opened valve 20 and 22 and is started underground water pump 13, and outdoor new wind and indoor return air are after mixing, after the spray chamber cooling adds wet process, through surface cooler (do not work this moment), by blower fan and air outlet, send into air conditioning area, the waste heat that absorbs air conditioning area is surplus wet.When wet weather or outside relative humidity were big in summer, handle in the time of can not satisfying indoor the requirement in first loop, can handle through second loop: open valve 19,22,7, valve-off 20 and 22,23,18 started underground water pump 13.Outdoor new wind and indoor return air through spray chamber 3 (do not work this moment), after surface cooler 4 coolings are handled, by blower fan and air outlet, are sent into air conditioning area after mixing, the waste heat that absorbs air conditioning area is surplus wet.When weather further wet when vexed, open valve 22,18 and 8, valve-off 19,7,20,21, start underground water pump and compressor, outdoor new wind and indoor return air are after mixing, through spray chamber (work), after the surface cooler cooling is handled, by blower fan and air outlet, send into air conditioning area, the waste heat that absorbs air conditioning area is surplus wet.Under extreme case, when indoor the requirement all can not be satisfied in these several loops, open valve 22,20,21,18 and 8, valve-off 7,19 starts underground water pump 13 and compressor 10, outdoor new wind and indoor return air are after mixing, through spray chamber 3, after surface cooler 4 coolings are handled, by blower fan (breeze fan provides power) and air outlet, send into air conditioning area, the waste heat that absorbs air conditioning area is surplus wet.
By above four kinds of cooling conditions, as can be seen, the time of source pump operation significantly reduces than normal soil source water-water heat pump unit.
When being in winter condition, open valve 19,22,20,21,18 and 8, valve-off 7, start underground water pump and compressor, outdoor new wind and indoor return air are after mixing, through spray chamber (work), after the surface cooler heat treated, by blower fan and air outlet 5, send into air conditioning area, bear indoor thermic load.

Claims (3)

1. a polygenetic soil source water-water heat pump air-conditioning system comprises air-conditioning box, it is characterized in that: set gradually spray chamber, surface cooler and air supply section behind the mixer that new wind enters the mouth and return air inlet constitutes of air-conditioning box; Wherein spray chamber constitutes first loop by stop valve and ground water regime; Surface cooler constitutes second loop by stop valve and ground water regime; Surface cooler and soil-derived water-water heat pump assembly constitute tertiary circuit by stop valve and ground water regime; Spray chamber and surface cooler and soil-derived water-water heat pump assembly constitute the 4th loop by stop valve and ground water regime.
2. according to the described polygenetic soil of claim 1 source water-water heat pump air-conditioning system, it is characterized in that: described soil-derived water-water heat pump assembly comprises air-condition heat exchanger, compressor, cross valve, underground coupled heat exchanger, underground water pump and expansion valve, wherein air-condition heat exchanger, compressor, cross valve and underground coupled heat exchanger are in turn connected into cold-producing medium freon loop, and underground water pump constitutes water loops with spray chamber and surface cooler respectively by stop valve.
3. according to the described polygenetic soil of claim 2 source water-water heat pump air-conditioning system, it is characterized in that: described underground coupled heat exchanger is the vertical U-type coupled heat exchanger or flatly descends coupled heat exchanger.
CN 200920065868 2009-09-11 2009-09-11 Multiple soil-borne source water-water heat pump air-conditioning system CN201508003U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200920065868 CN201508003U (en) 2009-09-11 2009-09-11 Multiple soil-borne source water-water heat pump air-conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200920065868 CN201508003U (en) 2009-09-11 2009-09-11 Multiple soil-borne source water-water heat pump air-conditioning system

Publications (1)

Publication Number Publication Date
CN201508003U true CN201508003U (en) 2010-06-16

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777989A (en) * 2012-07-04 2012-11-14 西安建筑科技大学 Heat pump air-conditioning unit system suitable for high-humidity low-temperature environment of underground hydropower station cavern
CN102777990A (en) * 2012-07-04 2012-11-14 西安建筑科技大学 Air conditioning unit system of water source heat pump in reservoir for underground hydropower station
CN103175277A (en) * 2013-04-17 2013-06-26 南京谷德埃涤环境科技有限公司 Dual-mode refrigerating system and method
CN103557569A (en) * 2013-10-12 2014-02-05 广州市第四建筑工程有限公司 Underground building exhaust air and drained water combined recycling method
CN104374020A (en) * 2013-08-16 2015-02-25 中国建筑科学研究院 Water source heat pump air-conditioning system
CN104329754B (en) * 2014-10-22 2017-02-08 张善沐 Underground water air conditioner

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777989A (en) * 2012-07-04 2012-11-14 西安建筑科技大学 Heat pump air-conditioning unit system suitable for high-humidity low-temperature environment of underground hydropower station cavern
CN102777990A (en) * 2012-07-04 2012-11-14 西安建筑科技大学 Air conditioning unit system of water source heat pump in reservoir for underground hydropower station
CN102777989B (en) * 2012-07-04 2014-05-14 西安建筑科技大学 Heat pump air-conditioning unit system suitable for high-humidity low-temperature environment of underground hydropower station cavern
CN102777990B (en) * 2012-07-04 2014-11-26 西安建筑科技大学 Air conditioning unit system of water source heat pump in reservoir for underground hydropower station
CN103175277A (en) * 2013-04-17 2013-06-26 南京谷德埃涤环境科技有限公司 Dual-mode refrigerating system and method
CN104374020B (en) * 2013-08-16 2017-10-13 中国建筑科学研究院 Water source heat pump air conditioning system
CN104374020A (en) * 2013-08-16 2015-02-25 中国建筑科学研究院 Water source heat pump air-conditioning system
CN103557569B (en) * 2013-10-12 2016-05-18 广州市第四建筑工程有限公司 Hypogee air draft, draining combined recovery are utilized method
CN103557569A (en) * 2013-10-12 2014-02-05 广州市第四建筑工程有限公司 Underground building exhaust air and drained water combined recycling method
CN104329754B (en) * 2014-10-22 2017-02-08 张善沐 Underground water air conditioner

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100616

Termination date: 20130911

C17 Cessation of patent right