CN102425832A - Air conditioning method and air conditioning system based on directly utilizing solar-ground heat - Google Patents

Air conditioning method and air conditioning system based on directly utilizing solar-ground heat Download PDF

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Publication number
CN102425832A
CN102425832A CN2011103855845A CN201110385584A CN102425832A CN 102425832 A CN102425832 A CN 102425832A CN 2011103855845 A CN2011103855845 A CN 2011103855845A CN 201110385584 A CN201110385584 A CN 201110385584A CN 102425832 A CN102425832 A CN 102425832A
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China
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solution
heat exchanger
dehumidifying
regeneration
loop
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CN2011103855845A
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Chinese (zh)
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谭洪卫
雷勇
倪璇
张静红
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同济大学
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Priority to CN2011103855845A priority Critical patent/CN102425832A/en
Publication of CN102425832A publication Critical patent/CN102425832A/en

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Abstract

The invention discloses an air conditioning method, which comprises the following steps that: an indoor heat load and an indoor wet load are independently processed, and the heat load is brought away through exchanging heat with soil; and the wet load is processed separately, and solar is utilized to provide necessary regeneration heat. The air conditioning system for realizing the method comprises a soil heat exchanging loop, a solar heat collection loop and a dehumidifying regeneration loop. Main equipment of the soil heat exchanging loop is arranged outside, main equipment of the dehumidifying regeneration loop is arranged in an equipment room, and main equipment of the solar heat collection loop is arranged on a roof; the main equipment is connected with one another through pipelines; water pipe ports are arranged outside a modularization dehumidifying machine, a water pipe port at one side of the modularization dehumidifying machine is respectively connected with a cold water supply port and a cold water return port of the soil heat exchanger, and a water pipe port at the other side of the modularization dehumidifying machine is respectively connected with a hot water supply port and a hot water return port of a solar heat collector. Due to the adoption of the method and the system, the temperature reduction and the dehumidification of a building can be realized by directly utilizing the low-grade solar and ground heat, so the input of the system high-grade energy can be greatly reduced, the energy efficiency of the system can be improved, and a remarkable energy-saving effect can be realized.

Description

The air-conditioning method and the system that directly utilize based on solar energy-ground heat energy
Technical field
The invention belongs to low-grade regenerative resource and use and building energy saving field, be specifically related to a kind of warm and humid independent process air-conditioning technical that directly utilizes based on solar energy-ground heat energy.
Background technology
Along with economic development, living standards of the people improve, and the building of not pursuing comfortableness originally also begins to adopt various adjustings room comfortableness means gradually.
The asd number that freezes summer is exponential manner and increases, and the main traditional electrical that adopts of refrigeration drives air-conditioning system.Quantity increases to the system of State Grid increases many burdens again.Owing to will handle hot humidity load simultaneously, cold-producing medium (or refrigerating medium) must reach the dew-point temperature that air themperature is handled in expection, just can make the water in air steam separate out part, makes air can bear humidity load.This has limited the refrigeration unit evaporating temperature on the one hand, and then restriction refrigeration unit COP improves; On the other hand because it is low to handle air themperature, some the time still need be equipped with reheat system, this causes the waste of the part energy again.The wet independent process air-conditioning system of general heat then adopts the electric-driven refrigerating unit to bear thermic load, but unit COP increases.Adopt rotary dehumidifier to bear humidity load, with regeneration such as electrical heating or steam heats.
The appearance that heat drives air-conditioning system makes the possibility that is combined into of air-conditioning system and solar energy.The wet independent process of air heat further makes the utilization of natural cold source become possibility.Working out a cover air-conditioning system, utilize regenerative resource to drive, reduce the dependence of air-conditioning system to power system, alleviate peak electric load in more and more tangible summer in every year, respond the national energy-saving and emission-reduction and the strategy of sustainable development, is very necessary.
Summary of the invention
Directly the air-conditioning method and the system of the warm and humid independent process of utilization drive the air-conditioning system notion to break through traditional electrical to the object of the present invention is to provide a kind of solar energy-ground heat energy; Abandon the way that adopts harmful cold-producing medium; Air-conditioning system and environmental system are merged, realize the target of energy-conserving and environment-protective.
For achieving the above object, solution of the present invention is:
A kind of air-conditioning method, indoor thermic load of independent process and humidity load, thermic load is taken away through carrying out heat exchange with soil; And the humidity load otherwise processed utilizes solar energy that necessary reactivation heat is provided.
Further, said thermic load is taken away and is meant that thermic load taken away by the water outlet of soil heat exchange device through carrying out heat exchange with soil.
Said humidity load otherwise processed is meant with solution dehumidifier to be handled.
Carry out heat exchange through ground heat exchanger and thin solum and obtain cooling water; This cooling water part feeds indoor dry-type fan coil and is used to reduce indoor temperature; Part entering solution dehumidifier serves as low-temperature receiver in addition; Be used to reduce solution temperature, heated afterwards water is got back in the soil heat exchange device and is cooled off by soil once more; The caloic exchange takes place with the wind of being made up of with outdoor new wind indoor return air that mixes removing of dehumidifier in the salting liquid after being cooled in the green sand core; Mix wind and after this is cooled dehumidifying, send into and indoorly bear indoor humidity load, and salting liquid absorbs thinning getting back in the dehumidification solution groove behind the airborne steam.
The salting liquid that is used to dehumidify comprises metal halide salt solutions such as triethylene glycol, lithium bromide, lithium chloride and calcium chloride, at present comparatively main flow be lithium chloride, calcium chloride or both mixed solutions.
Said temperature of carrying out the cooling water that heat exchange obtains through ground heat exchanger and thin solum is 18~23 ℃; The temperature of the salting liquid after said being cooled is 22~25 ℃.
Use with the solution regeneration system of solar energy as thermal source; Come solution in the thermal regeneration solution tank with the solar energy heat collector water outlet; The caloic exchange takes place in outdoor wind and actified solution in the regeneration core, actified solution is cooled concentrated, gets back in the actified solution groove after being discharged into steam in the air; In the solution dehumidifier, the part concentrated solution is mixed with weak solution, is heated and the water that is cooled gets into solar thermal collector once more.
Said solar energy heat collector leaving water temperature is not less than 60 ℃; In the solution dehumidifier, keep solution concentration to change and be no more than 1%.
Realize the air-conditioning system of said method, comprise the soil heat exchange loop, solar energy heating loop, dehumidifying and regenerative loop.
Soil heat exchange loop main equipment is positioned at outdoor, and dehumidifying is positioned at equipment room with the regenerative loop main equipment, and solar energy heating loop main equipment is positioned at roofing; Connect with pipeline between each main equipment; The external waterpipe jointing of modular dehumidifier, the interface of a side connect the soil heat exchange device respectively and supply back the cold water interface, and the interface of opposite side connects solar thermal collector respectively and supplies backheat water interface.
Said soil heat exchange loop comprises: dehumidifying plate type heat exchanger, ground heat exchanger, indoor heat converter, cold water circulation pump, first motor-driven valve, second motor-driven valve, electric flow control valve;
Ground heat exchanger with water as refrigerating medium; Adopt the single U pipe of two D25 parallel form; Vertically imbed; Its outlet connects cold water circulation pump, the pump discharge bifurcation: one is passed through first motor-driven valve entering solution dehumidifier parts dehumidifying plate type heat exchanger cold fluid arrival end, gets back to the ground heat exchanger inlet behind the cooling solution; Another gets into indoor heat converter through second motor-driven valve, this interchanger preferred dry fan coil, and current return the ground heat exchanger inlet after heat exchange, and two bye-pass flows are controlled by electric flow control valve.
Said solar energy heating loop comprises: solar thermal collector, hot water circulating pump, solution dehumidifier parts regeneration plate type heat exchanger; Solar thermal collector obtains hot water and flows into hot water circulating pump, and pump discharge connects solution dehumidifier parts regeneration plate type heat exchanger hot fluid arrival end, gets back to solar thermal collector behind the heated solution.
Said dehumidifying loop and regenerative loop are symmetricly set in both sides in the dehumidifier, and both sides solution connects through solution heat exchanger and balance pipe; Solution infeeds spray section by the both sides pump respectively in the solution tank of both sides, offers the air port in the middle of the dehumidifier, and suctions needs the air handled, makes it through blowing out from both sides through behind dehumidifying core body and the regeneration core body respectively, and is further, concrete:
Said dehumidifying regenerative loop comprises: dehumidifying plate type heat exchanger, regeneration plate type heat exchanger, dehumidification solution pump, actified solution pump, solution heat exchanger, dehumidifying core body, regeneration core body, dehumidifying blower fan, regeneration blower fan, dehumidification solution groove, actified solution groove and balance pipe, dehumidifying shower, regeneration shower; Dehumidifying loop and regenerative loop are symmetricly set in both sides in the dehumidifier, and both sides solution connects through solution heat exchanger and balance pipe.Solution infeeds spray section by the both sides pump respectively in the solution tank of both sides.Middle two air ports of opening of dehumidifier, suction needs the air of processing, makes it through blowing out from both sides behind process dehumidifying core body and the regeneration core body respectively.Concrete flow of solution is to being described below:
The dehumidifying section; The outlet of dehumidification solution groove connects the dehumidification solution pump intake; Pump discharge divides two-way: the one tunnel gets into dehumidifying plate type heat exchanger hot fluid arrival end; After cooling, get into the shower that dehumidifies, removing green sand core place and new wind and the exchange of part return air generation caloic, flow back to the dehumidification solution groove after the solution of absorption water in air steam is diluted; Another road then gets into solution heat exchanger cold fluid arrival end, after preheating, gets into the actified solution groove;
Regenerator section; The outlet of actified solution groove connects the actified solution pump intake; Pump discharge divides two-way: the one tunnel gets into regeneration plate type heat exchanger cold fluid arrival end; After cooling, get into the regeneration shower, in regeneration core place and new wind generation caloic exchange, solution discharges steam to concentrating behind the air and flows back to the dehumidification solution groove; Another road then gets into solution heat exchanger hot fluid arrival end 11c, after precooling, gets into the dehumidification solution groove.
Indoor heat converter can be a dry-type fan coil, also can be the cold emission furred ceiling.
Buried tube side formula can be a horizontal tube, also can be vertical pipe laying.When adopting horizontal coiled pipe,, require buried depth different according to different regions.Vertically pipe laying can adopt single U pipe or double-H groove weld pipe, and buried depth is 60-100m.
Said solar thermal collector can adopt flat-plate collector, also can adopt the electron tubes type heat collector, but requires heat collector water outlet water temperature to be not less than 60 ℃.
Its control strategy is different according to different demands.The dehumidifying cold can be confirmed through electric flow control valve with refrigeration cold ratio.The separate refrigeration operational mode realizes that through turn-offing first motor-driven valve dehumidification operating mode is realized through turn-offing second motor-driven valve separately.
Owing to adopted such scheme, the advantage and the good effect of native system are:
1) rely on solar energy and geothermal energy to drive fully, consumed power is merely conveying energy consumption, does not adopt traditional direct expansion system, and saves energy reduces operating cost greatly, has reduced the peak power load.
2) carrying the cold medium is air and water, does not use harmful cold-producing medium fully, fully building system is combined with regenerative resource, realizes energy-conserving and environment-protective.
Description of drawings
Fig. 1 is that the embodiment of the invention is formed structural representation based on the warm and humid independent process air-conditioning system that solar energy-ground heat energy directly utilizes.
Fig. 2 is the sketch map of middle dehumidifying plate type heat exchanger embodiment illustrated in fig. 1.
Fig. 3 is the sketch map of middle regeneration plate type heat exchanger embodiment illustrated in fig. 1.
Fig. 4 is the sketch map of middle solution heat exchanger embodiment illustrated in fig. 1.
Label among the figure: 1 is solution dehumidifier; 2 is solar thermal collector; 3 is ground heat exchanger; 4 is indoor heat converter; 5 is cold water circulation pump; 6 is hot water circulating pump; 7 for dehumidifying plate type heat exchanger: 7a is dehumidifying plate type heat exchanger hot fluid entrance point, and 7b is the dehumidifying plate type heat exchanger hot fluid port of export, and 7c is dehumidifying plate type heat exchanger cold fluid entrance point, and 7d is dehumidifying plate type heat exchanger cold fluid entrance point; 8 are the regeneration plate type heat exchanger, 8a regeneration plate type heat exchanger cold fluid entrance point, and 8b is the regeneration plate type heat exchanger cold fluid port of export, and 8c is regeneration plate type heat exchanger hot fluid entrance point, and 8d is the regeneration plate type heat exchanger hot fluid port of export; 9 dehumidification solution pumps; 10 is the actified solution pump; 11 for solution heat exchanger: 11a is a solution heat exchanger cold soln entrance point, and 11b is the solution heat exchanger cold soln port of export, and 11c is a solution heat exchanger hot solution entrance point, and 11d is the solution heat exchanger hot solution port of export; 12 are the dehumidifying core body; 13 are the regeneration core body; 14 are the dehumidifying blower fan; 15 are the regeneration blower fan; 16 is the dehumidification solution groove; 17 is the actified solution groove; 18 is balance pipe; 19 are the dehumidifying shower; 20 are the regeneration shower; 21,22 be respectively first, second motor-driven valve; 23 is electric flow control valve.
The specific embodiment
Independent separate process chamber internal object space thermic load of the present invention and humidity load, thermic load is taken away by the water outlet of soil heat exchange device; Humidity load is then handled with solution dehumidifier, utilizes solar energy that necessary reactivation heat is provided.
For realizing application of the present invention, can be in advance:
1) local renewable energy utilization potentiality is assessed.To this system, mainly refer to two kinds of regenerative resources: shallow layer geothermal energy and solar energy.Shallow layer geothermal energy relates to local soil rerum natura, comprises the long-term soil moisture, soil thermal storage and heat exchange property or the like; Solar energy relates to the solar radiation quantity that the Local Units area obtains.
2) Demand Side and supply side are carried out time aspect coupling.In brief, promptly when needs refrigeration or dehumidifying, can geothermal using provide enough colds, and this moment, can solar radiation quantity make solution regeneration.
3) according to the demand matching unit, assembling and debug system.
For realizing this systemic-function, needing critical piece is solar thermal collector, solution dehumidifier, ground heat exchanger and dry-type fan coil.Other vitals comprise water pump and blower fan.
Below in conjunction with the accompanying drawing illustrated embodiment the present invention is further described.
See also Fig. 1-4, system comprises three loops: soil heat exchange loop, solar energy heating loop, dehumidifying regenerative loop.Soil heat exchange loop main equipment is positioned at outdoor, and dehumidifying regenerative loop main equipment is positioned at equipment room, and solar energy heating loop main equipment is positioned at roofing.Connect with pipeline between each main equipment.External four waterpipe jointings of modular dehumidifier, two interfaces of a side connect the soil heat exchange device respectively and supply back the cold water interface, and two interfaces of opposite side connect solar thermal collector respectively and supply backheat water interface.
The soil heat exchange loop comprises: dehumidifying plate type heat exchanger 7, ground heat exchanger 3, indoor heat converter 4, cold water circulation pump 5, first motor-driven valve 21, second motor-driven valve 22, electric flow control valve 23.Ground heat exchanger 3 as refrigerating medium, adopts the single U pipe of two D25 parallel forms with water, and vertically buried depth is different to different regional conditions and operating position, and is feasible for 60-100m as far as vertical pipe laying, further preferred 90m; Its outlet connects cold water circulation pump 5, the pump discharge bifurcation: one is passed through first motor-driven valve, 21 entering solution dehumidifiers, 1 parts dehumidifying plate type heat exchanger cold fluid arrival end 7c, gets back to ground heat exchanger 3 inlets behind the cooling solution; Another gets into indoor heat converter 4 through second motor-driven valve 22; This interchanger adopts dry-type fan coil at present; Compare with common fan coil; Its comb mode and heat exchange area are different, and current return ground heat exchanger 3 inlets after heat exchange, and two bye-pass flows are by electric flow control valve 23 controls.First motor-driven valve 21 can be turn-offed when only freezing, and second motor-driven valve 22 can be turn-offed only need dehumidify the time.
The solar energy heating loop comprises: solar thermal collector 2, hot water circulating pump 6, solution dehumidifier 1 parts regeneration plate type heat exchanger 8.Solar thermal collector 2 obtains hot water and flows into hot water circulating pump 6, and pump discharge connects solution dehumidifier 1 parts regeneration plate type heat exchanger hot fluid arrival end 8c, gets back to solar thermal collector 2 behind the heated solution.
The dehumidifying regenerative loop comprises: dehumidifying plate type heat exchanger 7, regeneration plate type heat exchanger 8, dehumidification solution pump 9, actified solution pump 10, solution heat exchanger 11, dehumidifying core body 12, regeneration core body 13, dehumidifying blower fan 14, regeneration blower fan 15, dehumidification solution groove 16, actified solution groove 17 and balance pipe 18, dehumidifying shower 19, regeneration shower 20.The dehumidifying section; 16 outlets of dehumidification solution groove connect dehumidification solution pump 9 inlets; Pump discharge divides two-way: the one tunnel gets into dehumidifying plate type heat exchanger hot fluid arrival end 7a; After cooling, get into the shower 19 that dehumidifies, removing green sand core place and new wind and the exchange of part return air generation caloic, flow back to dehumidification solution groove 16 after the solution of absorption water in air steam is diluted; Another road then gets into solution heat exchanger cold fluid arrival end 11a, after preheating, gets into actified solution groove 17.Regenerator section; 17 outlets of actified solution groove connect actified solution pump 10 inlets; Pump discharge divides two-way: the one tunnel gets into regeneration plate type heat exchanger cold fluid arrival end 8a; After cooling, get into regeneration shower 20, in regeneration core place and new wind generation caloic exchange, solution discharges steam to concentrating behind the air and flows back to dehumidification solution groove 17; Another road then gets into solution heat exchanger hot fluid arrival end 11c, after precooling, gets into dehumidification solution groove 16.Dilution and concentrated solution perforation process guarantee that solution concentration remains on normal range (NR), and generally adopting solution quality concentration is 40%, and its excursion is no more than 1%.
Said system is applied to certain villa dwelling house.Ground source heat exchanger adopts two mouthfuls of Vertical Well; Well depth 90m; In bury the single U type of PE pipe, two pipe parallel connections.Solar thermal collector adopts vacuum heat collection pipe, and area is 5m 2, hang on the roof, southern inclined-plane, guarantee to be not less than in 60 ℃ warm water as regeneration hot water.Dehumidifier adopts small-sized integral type liquid desiccant air conditioning unit, and dehumidification solution is a lithium chloride solution, and specified processing air quantity is 300m3/h.Under the summer typical case operating condition, indoor temperature can maintain about 26 ℃, and relative humidity remains on about 60%.
The above-mentioned description to embodiment is can understand and use the present invention for ease of the those of ordinary skill of this technical field.The personnel of skilled obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.

Claims (12)

1. air-conditioning method is characterized in that: indoor thermic load of independent process and humidity load, and thermic load is taken away through carrying out heat exchange with soil; And the humidity load otherwise processed utilizes solar energy that necessary reactivation heat is provided.
2. method according to claim 1 is characterized in that: said thermic load is taken away and is meant that thermic load taken away by the water outlet of soil heat exchange device through carrying out heat exchange with soil.
3. method according to claim 1 is characterized in that: said humidity load otherwise processed is meant with solution dehumidifier to be handled.
4. method according to claim 1; It is characterized in that: carry out heat exchange through ground heat exchanger and thin solum and obtain cooling water; This cooling water part feeds indoor dry-type fan coil and is used to reduce indoor temperature; Part entering solution dehumidifier serves as low-temperature receiver in addition, is used to reduce solution temperature, and heated afterwards water is got back in the soil heat exchange device and cooled off by soil once more; The caloic exchange takes place with the wind of being made up of with outdoor new wind indoor return air that mixes removing of dehumidifier in the salting liquid after being cooled in the green sand core; Mix wind and after this is cooled dehumidifying, send into and indoorly bear indoor humidity load, and salting liquid absorbs thinning getting back in the dehumidification solution groove behind the airborne steam; Or/and the above-mentioned salting liquid that is used to dehumidify comprises metal halide salt solutions such as triethylene glycol, lithium bromide, lithium chloride and calcium chloride, preferred lithium chloride, calcium chloride or both mixed solutions.
5. method according to claim 4 is characterized in that: said temperature of carrying out the cooling water that heat exchange obtains through ground heat exchanger and thin solum is 18~23 ℃; The temperature of the salting liquid after said being cooled is 22~25 ℃.
6. method according to claim 1; It is characterized in that: use with the solution regeneration system of solar energy as thermal source; Come solution in the thermal regeneration solution tank with the solar energy heat collector water outlet; The caloic exchange takes place in outdoor wind and actified solution in the regeneration core, actified solution is cooled concentrated, gets back in the actified solution groove after being discharged into steam in the air; In the solution dehumidifier, the part concentrated solution is mixed with weak solution, is heated and the water that is cooled gets into solar thermal collector once more.
7. method according to claim 6 is characterized in that: said solar energy heat collector leaving water temperature is not less than 60 ℃; In the solution dehumidifier, keep solution concentration to change and be no more than 1%.
8. realize the air-conditioning system of arbitrary said method in the claim 1 to 7, it is characterized in that: comprise the soil heat exchange loop, solar energy heating loop, dehumidifying and regenerative loop; Soil heat exchange loop main equipment is positioned at outdoor, and dehumidifying is positioned at equipment room with the regenerative loop main equipment, and solar energy heating loop main equipment is positioned at roofing; Connect with pipeline between each main equipment; The external waterpipe jointing of modular dehumidifier, the interface of a side connect the soil heat exchange device respectively and supply back the cold water interface, and the interface of opposite side connects solar thermal collector respectively and supplies backheat water interface.
9. air-conditioning system according to claim 8 is characterized in that:
Said soil heat exchange loop comprises: dehumidifying plate type heat exchanger (7), ground heat exchanger (3), indoor heat converter (4), cold water circulation pump (5), first motor-driven valve (21), second motor-driven valve (22), electric flow control valve (23);
Ground heat exchanger (3) with water as refrigerating medium; Adopt the single U pipe of two D25 parallel form; Vertically imbed; Its outlet connects cold water circulation pump (5), the pump discharge bifurcation: one is passed through first motor-driven valve (21) entering solution dehumidifier (1) parts dehumidifying plate type heat exchanger cold fluid arrival end (7c), gets back to ground heat exchanger (3) inlet behind the cooling solution; Another gets into indoor heat converter (4) through second motor-driven valve (22), this interchanger preferred dry fan coil, and current return ground heat exchanger (3) inlet after heat exchange, and two bye-pass flows are controlled by electric flow control valve (23).
10. air-conditioning system according to claim 8 is characterized in that:
Said solar energy heating loop comprises: solar thermal collector (2), hot water circulating pump (6), solution dehumidifier (1) parts regeneration plate type heat exchanger (8); Solar thermal collector (2) obtains hot water and flows into hot water circulating pump (6), and pump discharge connects solution dehumidifier (1) parts regeneration plate type heat exchanger hot fluid arrival end (8c), gets back to solar thermal collector (2) behind the heated solution.
11. air-conditioning system according to claim 8 is characterized in that:
Said dehumidifying loop and regenerative loop are symmetricly set in both sides in the dehumidifier, and both sides solution connects through solution heat exchanger and balance pipe; Solution infeeds spray section by the both sides pump respectively in the solution tank of both sides, offers the air port in the middle of the dehumidifier, and suctions needs the air handled, makes it through blowing out from both sides through behind dehumidifying core body and the regeneration core body respectively, and is further, concrete:
Said dehumidifying regenerative loop comprises: dehumidifying plate type heat exchanger (7), regeneration plate type heat exchanger (8), dehumidification solution pump (9), actified solution pump (10), solution heat exchanger (11), dehumidifying core body (12), regeneration core body (13), dehumidifying blower fan (14), regeneration blower fan (15), dehumidification solution groove (16), actified solution groove (17) and balance pipe (18), dehumidifying shower (19), regeneration shower (20);
The dehumidifying section; Dehumidification solution groove (16) outlet connects dehumidification solution pump (9) inlet; Pump discharge divides two-way: the one tunnel gets into dehumidifying plate type heat exchanger hot fluid arrival end (7a); After cooling, get into the shower (19) that dehumidifies, removing green sand core place and new wind and the exchange of part return air generation caloic, flow back to dehumidification solution groove (16) after the solution of absorption water in air steam is diluted; Another road then gets into solution heat exchanger cold fluid arrival end (11a), after preheating, gets into actified solution groove (17);
Regenerator section; Actified solution groove (17) outlet connects actified solution pump (10) inlet; Pump discharge divides two-way: the one tunnel gets into regeneration plate type heat exchanger cold fluid arrival end (8a); After cooling, get into regeneration shower (20), in regeneration core place and new wind generation caloic exchange, solution discharges steam to concentrating behind the air and flows back to dehumidification solution groove (17); Another road then gets into solution heat exchanger hot fluid arrival end (11c), after precooling, gets into dehumidification solution groove (16).
12. air-conditioning system according to claim 8 is characterized in that: indoor heat converter (4) adopts dry-type fan coil or cold emission furred ceiling;
Or/and the ground pipe laying is horizontal tube or vertical pipe laying; Perhaps, vertically pipe laying adopts single U pipe or double-H groove weld pipe, and buried depth is 60-100m;
Or/and said solar thermal collector adopts flat-plate collector or electron tubes type heat collector, heat collector water outlet water temperature is not less than 60 ℃.
CN2011103855845A 2011-11-28 2011-11-28 Air conditioning method and air conditioning system based on directly utilizing solar-ground heat CN102425832A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105526655A (en) * 2016-01-04 2016-04-27 马鞍山市旷谷空调制造有限公司 Heat pump solution ventilation fan
CN108954577A (en) * 2018-08-01 2018-12-07 南昌大学 Based on the solar building integrated grain depot ventilation dehumidifying equipment with solution dehumidification

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Publication number Priority date Publication date Assignee Title
US4011731A (en) * 1974-11-15 1977-03-15 Gershon Meckler Air conditioning apparatus utilizing solar energy and method
JPH09196474A (en) * 1996-01-10 1997-07-31 Keizo Sugiyama Cooling and heating apparatus using thermal storage tank
CN101012950A (en) * 2007-01-09 2007-08-08 广东志高空调有限公司 Air-conditioning system for liquid dehumidification using solar energy and geothermal energy
CN102032632A (en) * 2010-12-31 2011-04-27 张茂勇 Novel energy resource air conditioning mode and system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011731A (en) * 1974-11-15 1977-03-15 Gershon Meckler Air conditioning apparatus utilizing solar energy and method
JPH09196474A (en) * 1996-01-10 1997-07-31 Keizo Sugiyama Cooling and heating apparatus using thermal storage tank
CN101012950A (en) * 2007-01-09 2007-08-08 广东志高空调有限公司 Air-conditioning system for liquid dehumidification using solar energy and geothermal energy
CN102032632A (en) * 2010-12-31 2011-04-27 张茂勇 Novel energy resource air conditioning mode and system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105526655A (en) * 2016-01-04 2016-04-27 马鞍山市旷谷空调制造有限公司 Heat pump solution ventilation fan
CN108954577A (en) * 2018-08-01 2018-12-07 南昌大学 Based on the solar building integrated grain depot ventilation dehumidifying equipment with solution dehumidification
CN108954577B (en) * 2018-08-01 2020-07-14 南昌大学 Grain depot ventilation dehumidification equipment based on solar building integration and solution dehumidification

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Application publication date: 20120425