CN203132031U - Ground-water-cooled preheating type solar jet air conditioner - Google Patents

Ground-water-cooled preheating type solar jet air conditioner Download PDF

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Publication number
CN203132031U
CN203132031U CN 201320104956 CN201320104956U CN203132031U CN 203132031 U CN203132031 U CN 203132031U CN 201320104956 CN201320104956 CN 201320104956 CN 201320104956 U CN201320104956 U CN 201320104956U CN 203132031 U CN203132031 U CN 203132031U
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CN
China
Prior art keywords
water
valve
air conditioner
ground
solar energy
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Expired - Fee Related
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CN 201320104956
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Chinese (zh)
Inventor
郑慧凡
范晓伟
杨中宣
张定才
王方
张仙平
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Zhongyuan University of Technology
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Zhongyuan University of Technology
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Priority to CN 201320104956 priority Critical patent/CN203132031U/en
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Publication of CN203132031U publication Critical patent/CN203132031U/en
Expired - Fee Related legal-status Critical Current
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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

Abstract

The utility model discloses a ground-water-cooled preheating type solar jet air conditioner. The ground-water-cooled preheating type solar jet air conditioner comprises a solar energy heat collection hot-water loop, a refrigerant loop, a ground water loop and an air conditioning water loop which are connected, the solar energy heat collection hot-water loop comprises a solar heat collector which is sequentially connected with a hot water tank, a generator and a hot water pump, the input end of the hot water tank is provided with a fifth valve, and the output end of the hot water tank is connected with a sixth valve. The ground-water-cooled preheating type solar jet air conditioner utilizes summer low-temperature ground water to directly cool a condenser, can reduce the system condensing temperature and improve the performance coefficient of a solar jet air conditioning system, and can utilize recycled condensing heat to preheat refrigerant entering the generator. The utilization of the ground-water-cooled preheat type solar jet air conditioner can reduce primary energy consumption, outdoor thermal pollution and the like significantly. Besides, the hotter it is, the higher the required air conditioning load is and the more adequate the solar energy supply is, so that the ground-water-cooled preheat type solar jet air conditioner can effectively relieve the grid pressure during daytime electricity consumption peak hours.

Description

Underground water cold type preheating type solar energy jetting air-conditioning equipment
Technical field
The utility model relates to a kind of for the air conditioner refrigerating field, specifically carries and relates to a kind of refrigeration plant that utilizes underground water to be freezed .
Background technology
Along with the further aggravation of energy crisis, the utilization of solar energy has become the focus that people pay close attention to.In solar utilization technique, the solar energy jetting refrigeration system is simple in structure with it, and moving component is few, and low cost and other advantages is subject to everybody favor, and in the air conditioner refrigerating field, application is more and more extensive.
The solar energy jetting refrigeration system is different from the operation mechanism of conventional compressibility, cause its when operation to have three large problems: 1) in identical refrigerating capacity, identical condensation temperature, identical evaporating temperature situation, much larger than the condenser of compression refrigerating system of its condenser heat exchange area; When 2) system adopts air-cooled condenser, exist the system condensing temperature higher, the phenomenon that coefficient of performance is on the low side; 3) with compressibility, compare, in identical refrigerating capacity situation, injection refrigerating system can produce huge condensation heat, if directly by this partial condensation hot type to atmosphere, will cause serious thermal pollution.
And summer, the underground low temperature water resource was abundant, consider to utilize summer underground low temperature water condenser to be carried out cooling, and take regenerator that partial condensation heat is recycled, turn waste into wealth.This,, for saving the energy, alleviates day by day serious greenhouse effects, improves the human settlement, improves solar thermal utilization efficiency, and important society and economic benefit are arranged.
The utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, a kind of underground water cold type preheating type solar energy jetting air-conditioning equipment is provided, can utilize underground low temperature water to carry out condenser cooling, can solve the not high problem of Systems Performance Effectiveness that the solar energy jetting system condensing excessive environmental thermal pollution caused of heat and air-cooled condenser cause.
The technical solution of the utility model realizes in the following manner: a kind of underground water cold type preheating type solar energy jetting air-conditioning equipment, comprise the solar energy heating hot-water return, refrigerant loop, ground water loop and the air conditioner water loop that are connected, described solar energy heating hot-water return comprises that solar thermal collector, solar thermal collector are connected with boiler, generator and heat-exchanger pump successively, the input of boiler is provided with the 5th valve, and the output of boiler is connected with the 6th valve.
Described refrigerant loop comprises injector and condenser, from condenser, two loops is out arranged, and the first loop comprises the refrigerated medium pump connected by refrigeration piping, preheater and generator, and generator is connected with injector; Second servo loop comprises the choke valve connected by refrigeration piping and evaporimeter, and evaporimeter is connected with injector.
Described ground water loop comprises the condenser connected by water pipe, preheater and underground water pump, underground water pump is connected with condenser by the 7th valve, underground water pump is connected with water knockout drum by the 8th valve, water knockout drum is connected with water collector, and the pipeline that preheater is connected with water collector is provided with the first valve and the 4th valve.
Described air conditioner water loop comprises the boiler connected by water pipe, evaporimeter and water pump of air conditioner, also comprise water collector, be provided with the second valve between water collector and boiler, be provided with the 3rd valve between boiler and evaporimeter, be provided with the 9th valve between evaporimeter and water pump of air conditioner.
The utility model adopts Summer Low Temperature underground water directly to carry out cooling to condenser, can reduce the system condensing temperature, improve the coefficient of performance of solar energy jetting air-conditioning system, and can utilize the condensation heat of recovery to carry out preheating to the cold-producing medium that enters generator, coming into operation for reducing primary energy consumption of this equipment, reduce outdoor thermal pollution etc. remarkable result is all arranged, in addition, because weather is warmmer, the air conditioner load needed is larger, and the now supply of solar energy is also more sufficient, therefore this system can effectively be alleviated the electrical network pressure of daytime during peak of power consumption, system can reliablely and stablely provide idle call chilled water and the temperature idle call hot water between 40~80 ℃, hot water temperature's span is large, can meet domestic hot-water supply, be applicable to radiation cooling, fan coil cooling unit.Especially in grange, have broad application prospects especially, in man of the most of peasant household of China, all have from well-digging, summer, ground water temperature was stabilized between 10~18 ℃, for the application of this system provides favourable advantage, simultaneously, this system can improve solar energy utilization ratio, alleviates the electrical network pressure that air conditioning electricity causes, and has significant economic benefit and social benefit.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
As shown in drawings, a kind of underground water cold type preheating type solar energy jetting air-conditioning equipment, comprise the solar energy heating hot-water return, refrigerant loop, ground water loop and the air conditioner water loop that are connected, described solar energy heating hot-water return comprises that solar thermal collector 1, solar thermal collector 1 are connected with boiler 2, generator 4 and heat-exchanger pump 3 successively, and the input of boiler 2 is provided with the 5th valve F 6, the output of boiler 2 is connected with the 6th valve F 6.The 6th valve F 6out be the domestic hot-water, with the 5th valve F 6what be connected is the automatic makeup water pipe.
Described refrigerant loop comprises injector 7 and condenser 8, from condenser 8, two loops is out arranged, and the first loop comprises the refrigerated medium pump connected by refrigeration piping 6, preheater 5 and generator 4, and generator 4 is connected with injector 7; Second servo loop comprises the choke valve connected by refrigeration piping 10 and evaporimeter 9, and evaporimeter 9 is connected with injector 7.
Described ground water loop comprises the condenser connected by water pipe 8, preheater 5 and underground water pump 14, and underground water pump 14 is by the 7th valve F 7with condenser 8, be connected, underground water pump 14 is by the 8th valve F 8with water knockout drum 12, be connected, water knockout drum 12 is connected with water collector 13, and the pipeline that preheater 5 is connected with water collector 13 is provided with the first valve F 1with the 4th valve F 4.Underground water pump 14, preheater 5 are connected with underground water source.
Described air conditioner loop comprises the boiler connected by water pipe 2, evaporimeter 9 and water pump of air conditioner 11, also comprises water collector 13, is provided with the second valve F between water collector and boiler 2 2, be provided with the 3rd valve F between boiler 2 and evaporimeter 9 3, be provided with the 9th valve F between evaporimeter 9 and water pump of air conditioner 11 9.Above-mentioned each valve is manually to control or autocontrol valve.
This unit is applied in the two systems that supply of air-conditioning hot water or cold water.The hot water of temperature between 40-90 ℃ is provided when air conditioning water is provided, and hot water temperature's span is large, can meet domestic hot-water supply, also can meet production technology heat supply and small area heat supply.System can also provide separately cryogenic freezing water, applicable to air-conditioning systems such as radiation cooling, fan coils.
Solar thermal collection system mainly is comprised of solar thermal collector 1, heat-exchanger pump 3, boiler 2, generator 4 etc., and water circulates and draws solar energy in pipeline, obtains needed hot water.Injection refrigerating system mainly is comprised of generator 4, injector 7, condenser 8, evaporimeter 9, preheater 5, throttling arrangement 10 and refrigerated medium pump 6 etc.During summer, underground water source, underground water pump 14, condenser 8, preheater 5 have formed the cooling system of underground water, in addition, underground water source, underground water pump 14, water knockout drum 12, water collector 13 have formed the direct cold supply system of underground water in summer, by underground water pump, can directly the air-conditioner in underground water supply room be realized to refrigeration.Water pump of air conditioner 11, water collector 13, water knockout drum 12 and each valve are mainly realized to the needs of user's heat supply, cooling.
Two kinds of cooling patterns are arranged during the air-conditioning system cooling, and pattern one is the direct cooling of solar energy jetting refrigeration system, and the course of work is as follows: the second valve F 2, the 3rd valve F 3, the 4th valve F 4, the 8th valve F 8close the first valve F 1, the 7th valve F 7with the 9th valve F 9open.Hot water temperature in boiler 2 reaches injection refrigerating system and starts while requiring, injection refrigerating system brings into operation, heat-exchanger pump 3, water pump of air conditioner 11 and underground water pump 14 start, underground water carries out cooling to condenser, from condenser, high-temperature water out enters preheater 5, and the cold-producing medium of refrigerated medium pump 6 outlets is carried out to preheating.When domestic hot-water's demand is arranged, open the 6th valve F 6, close the 6th valve F when asking 6.Water temperature in water tank when requiring waterline, the 5th valve F 5open and carry out moisturizing.
Pattern two is the direct cooling pattern of underground water, and the course of work is as follows: the second valve F 2, the 3rd valve F 3, the 7th valve F 7, the 9th valve F 9close the first valve F 1, the 4th valve F 4with the 8th valve F 8open.Under the effect of underground water pump 14, after directly being passed into to water knockout drum 12, the underground water of low temperature delivers to each air-conditioned room, at each air-conditioned room, heat up by water collector 13, the first valve F 1, the 4th valve F 4, the rear inflow underground water source of preheater 5 lowered the temperature.
The switching of pattern one and pattern two is determined by end air conditioner load size, preferentially selects pattern two.
Air-conditioning system Winter heat supply pattern: when solar energy resources abundant, when the water temperature in boiler 2 reaches the required temperature of air conditioner user heat supply, the second valve F 2, the 3rd valve F 3, the 9th valve F 9open the first valve F 1, the 4th valve F 4, the 8th valve F 8close.Under the effect of water pump of air conditioner 11, by the solar water of high temperature through the 3rd valve F 3, evaporimeter 9, the 9th valve F 9after deliver to again each air-conditioned room after sending into water knockout drum 12, in each air-conditioned room heat release by water collector 13, the second valve F 2after enter boiler, repeat again above-mentioned circulation after intensification.

Claims (4)

1. a underground water cold type preheating type solar energy jetting air-conditioning equipment, comprise the solar energy heating hot-water return, refrigerant loop, ground water loop and the air conditioner water loop that are connected, it is characterized in that: described solar energy heating hot-water return comprises that solar thermal collector (1), solar thermal collector (1) are connected with boiler (2), generator (4) and heat-exchanger pump (3) successively, and the input of boiler (2) is provided with the 5th valve (F 5), the output of boiler (2) is connected with the 6th valve (F 6).
2. underground water cold type preheating type solar energy jetting air-conditioning equipment according to claim 1, it is characterized in that: described refrigerant loop comprises injector (7) and condenser (8), from condenser (8), two loops are out arranged, the first loop comprises the refrigerated medium pump connected by refrigeration piping (6), preheater (5) and generator (4), and generator (4) is connected with injector (7); Second servo loop comprises the choke valve connected by refrigeration piping (10) and evaporimeter (9), and evaporimeter (9) is connected with injector (7).
3. underground water cold type preheating type solar energy jetting air-conditioning equipment according to claim 1, it is characterized in that: described ground water loop comprises the condenser connected by water pipe (8), preheater (5) and underground water pump (14), and underground water pump (14) is by the 7th valve (F 7) with condenser (8), be connected, underground water pump (14) is by the 8th valve (F 8) with water knockout drum (12), be connected, water knockout drum (12) is connected with water collector (13), and the pipeline that preheater (5) is connected with water collector (13) is provided with the first valve (F 1) and the 4th valve (F 4).
4. underground water cold type preheating type solar energy jetting air-conditioning equipment according to claim 1, it is characterized in that: described air conditioner water loop comprises the boiler connected by water pipe (2), evaporimeter (9) and water pump of air conditioner (11), also comprise water collector (13), between water collector (13) and boiler (2), be provided with the second valve (F 2), be provided with the 3rd valve (F between boiler (2) and evaporimeter (9) 3), be provided with the 9th valve (F between evaporimeter (9) and water pump of air conditioner (11) 9).
CN 201320104956 2013-03-08 2013-03-08 Ground-water-cooled preheating type solar jet air conditioner Expired - Fee Related CN203132031U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320104956 CN203132031U (en) 2013-03-08 2013-03-08 Ground-water-cooled preheating type solar jet air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320104956 CN203132031U (en) 2013-03-08 2013-03-08 Ground-water-cooled preheating type solar jet air conditioner

Publications (1)

Publication Number Publication Date
CN203132031U true CN203132031U (en) 2013-08-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320104956 Expired - Fee Related CN203132031U (en) 2013-03-08 2013-03-08 Ground-water-cooled preheating type solar jet air conditioner

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104033967A (en) * 2013-03-08 2014-09-10 中原工学院 Underground water cooling type pre-heating type solar ejection air conditioning equipment
CN105202807A (en) * 2015-10-29 2015-12-30 中原工学院 Running control strategy of solar energy spray refrigerating system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104033967A (en) * 2013-03-08 2014-09-10 中原工学院 Underground water cooling type pre-heating type solar ejection air conditioning equipment
CN104033967B (en) * 2013-03-08 2017-02-08 中原工学院 Underground water cooling type pre-heating type solar ejection air conditioning equipment
CN105202807A (en) * 2015-10-29 2015-12-30 中原工学院 Running control strategy of solar energy spray refrigerating system

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

Granted publication date: 20130814

Termination date: 20140308