CN100552323C - The solar energy-air source energy-saving type solution heat pump device - Google Patents

The solar energy-air source energy-saving type solution heat pump device Download PDF

Info

Publication number
CN100552323C
CN100552323C CNB200810020380XA CN200810020380A CN100552323C CN 100552323 C CN100552323 C CN 100552323C CN B200810020380X A CNB200810020380X A CN B200810020380XA CN 200810020380 A CN200810020380 A CN 200810020380A CN 100552323 C CN100552323 C CN 100552323C
Authority
CN
China
Prior art keywords
solution
input
valve
air
output
Prior art date
Application number
CNB200810020380XA
Other languages
Chinese (zh)
Other versions
CN101236028A (en
Inventor
梁彩华
张小松
梅奎
Original Assignee
东南大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 东南大学 filed Critical 东南大学
Priority to CNB200810020380XA priority Critical patent/CN100552323C/en
Publication of CN101236028A publication Critical patent/CN101236028A/en
Application granted granted Critical
Publication of CN100552323C publication Critical patent/CN100552323C/en

Links

Abstract

The solar energy-air source energy-saving type solution heat pump device be a kind of based on summer water-cooled refrigeration, absorb heat from air by solution winter and make full use of the solar energy-air source energy-saving type solution heat pump refrigerating and heating method with accumulation of energy function of solar energy and realize the device of this method, this device comprises refrigerant circulation loop, solution circulation loop and circulation of air loop, mainly is made up of critical pieces such as hot and cold water unit, cooling tower, solar thermal collector, solution regenerator, concentrated solution reservoir, weak solution reservoirs.This device can be realized water-cooled handpiece Water Chilling Units function when summer, utilize cooling water to evaporate heat absorption in cooling tower, and cooling unit cold-producing medium is produced cold water; In the time of in the winter time, in cooling tower with in the air, carry out heat exchange by solution, draw heat is used for unit and produces hot water, and the inevitable frosting problem of institute when thoroughly having solved the operation of existing air source heat pump winter heating has improved the coefficient of performance and the heating efficiency of heat pump.

Description

The solar energy-air source energy-saving type solution heat pump device
Technical field
The present invention relates to a kind of solution type heat pump device and refrigerating and heating method thereof, belong to solar energy, refrigerated air-conditioning system design and manufacturing technology field with the solar energy of accumulation of energy function, air combined thermal source.
Background technology
Energy import big country is changed into fully by energy exported country in China since the mid-90 in last century, and energy situation is very severe.Extensive use along with big-and-middle-sized central air-conditioning, air-conditioning progressively becomes the rich and influential family of architectural energy consumption, the today that becomes increasingly conspicuous in energy problem, it is particularly important and urgent that the application of regenerative resources such as solar energy becomes, and development regenerative resource such as solar energy and the solar energy regenerative resource is introduced central air conditioner system become an important channel alleviating China's energy shortage situation also is simultaneously the important content that China implements sustainable development.
Existing building central air conditioner system refrigeration in summer is to take the water-cooled handpiece Water Chilling Units mostly, take the boiler heat supplying scheme winter, cooling and heat supply need two covering devices, make the central air conditioner system initial cost increase, the boiler in summer quits work and the stopping using and all cause large number quipments idle of water-cooled handpiece Water Chilling Units in winter simultaneously.
Building central air conditioner system cold and heat supply also can be taked the air source heat pump scheme, and air source heat pump relies on the air cooling to produce cold water in summer, and winter, draw heat was produced hot water from air.But air source heat pump freezes COP much smaller than the water-cooled handpiece Water Chilling Units summer, simultaneously air source heat pump is in the winter time during heating operation, the problem that has the frosting of unit evaporator surface, unit needs defrosting on time, cause the reduction of heat pump heating efficiency and heat time decreased, heat pump reliability and life-span reduce simultaneously.
Therefore, in central air conditioner system, how to make full use of regenerative resources such as solar energy, solve the water-cooled handpiece Water Chilling Units idleness of equipment in winter waste, air source heat pump freeze summer COP lower (with the water-cooled handpiece Water Chilling Units than), there are problems such as frosting phenomenon in winter operation, becomes the technical barrier that those skilled in the art press for solution.
Summary of the invention
Technical problem: the objective of the invention is to realize the solar energy regenerative resource is introduced air-conditioning system and realized accumulation of energy, solution water-cooled handpiece Water Chilling Units in winter is idle, air source heat pump COP in summer lower (with water-cooled handpiece Water Chilling Units ratio), there are problems such as frosting phenomenon in winter operation, propose a kind of novel based on summer the water-cooled refrigeration, absorb heat from air by solution winter and make full use of the solar energy-air source energy-saving type solution heat pump refrigerating and heating combined equipment with accumulation of energy function of solar energy.
Technical scheme: solar energy of the present invention/air source energy-saving type solution heat pump system is made up of three parts: refrigerant circulation loop, solution circulation loop and circulation of air loop.Refrigerant circulation loop comprises compressor, cross valve, first heat exchanger, four check valves, reservoir, filter, electric expansion valve, second heat exchanger, gas-liquid separator and connecting pipes thereof.The output termination cross valve first input end of compressor wherein, the cross valve first output termination first heat exchanger first input end, first heat exchanger, first output connects the input of reservoir by first check valve, first heat exchanger, first output is also by first check valve simultaneously, second check valve connects the first input end of second heat exchanger, the output of reservoir connects the input of electric expansion valve by filter, the electric expansion valve output connects the first input end of second heat exchanger by the 4th check valve, the output of electric expansion valve also connects first heat exchanger, first output by the 3rd check valve simultaneously, second input of the first output termination cross valve of second heat exchanger, the input of the second output termination gas-liquid separator of cross valve, and the input of the output termination compressor of gas-liquid separator; Solution circulation loop comprises two parts: first solution loop and second solution loop.First solution loop is made up of cooling tower, weak solution reservoir, three magnetic valves, first variable frequency pump, second heat exchanger and relevant connection pipelines thereof; Second solution loop is made up of solar thermal collector, solution regenerator, concentrated solution reservoir, solution control valve, second variable frequency pump, the 4th magnetic valve and weak solution reservoir and relevant connection pipeline thereof.In first solution loop, the cooling tower outlet is divided into two-way, first magnetic valve of leading up to connects weak solution reservoir first input end, first output of weak solution reservoir connects the inlet of first variable frequency pump by the 3rd magnetic valve, second magnetic valve of leading up in addition also connects the inlet of first variable frequency pump, the outlet of first variable frequency pump connects second heat exchanger, second input, and second output of second heat exchanger links to each other with the input of cooling tower.In second solution loop, weak solution reservoir second output connects the second variable frequency pump input after through the 4th magnetic valve, the second frequency conversion delivery side of pump connects the input of solar thermal collector, solar thermal collector output termination solution regenerator solution input, the solution output termination concentrated solution reservoir input of solution regenerator, concentrated solution reservoir output termination solution control valve is through behind the solution control valve, connect second input of weak solution reservoir, thereby constitute a loop.The circulation of air loop comprises cooling tower, two Electric air valves, solution regenerator and relevant connection air channels thereof.In the circulation of air loop, the air outlet slit of cooling tower connects first Electric air valve, directly logical atmosphere, and cooling tower also connects the air input of solution regenerator by second Electric air valve simultaneously.
Solar energy/air source energy-saving type solution heat pump of the present invention comprises three loops: refrigerant circulation loop and solution circulation loop and circulation of air loop.Concrete grammar of the present invention is:
During solar energy/air source energy-saving type solution heat pump refrigerating operaton in summer, in the refrigerant circulation loop, the refrigerant gas of low-temp low-pressure is sucked by compressor from gas-liquid separator, the superheated vapor that becomes HTHP after the compression is discharged, enter in second heat exchanger through cross valve, cold-producing medium is emitted heat therein and is condensed into liquid, again successively through second check valve, reservoir, filter, become the gas-liquid two-phase of low-temp low-pressure behind the electric expansion valve, again through entering first heat exchanger behind the 3rd check valve, the cold-producing medium evaporation of in first heat exchanger, absorbing heat, produce cold water, cold-producing medium becomes overheated gas after evaporating fully, after coming out, first heat exchanger enters gas-liquid separator through cross valve, and then be inhaled into compressor, thus finish kind of refrigeration cycle, produce cold water.First magnetic valve, the 3rd magnetic valve are all closed in the solution circulation loop at this moment, and second magnetic valve is opened, and cooling tower, first variable frequency pump, second heat exchanger and connecting line thereof are full of cooling water, and remainder all is a solution.After cooling water comes out from cooling tower in solution circulation loop, enter first variable frequency pump through second magnetic valve, after the pressurization of first variable frequency pump, enter in second heat exchanger, absorb heat condensation of refrigerant is become liquid, enter cooling tower after self temperature raises and carry out with air that heat is wet to be exchanged, flow out from cooling tower once more after the temperature reduction.In the circulation of air loop, first Electric air valve is opened, and second Electric air valve is closed, and air is inhaled into from cooling tower bottom, carries out the wet exchange of heat with cooling water, and whole then air enter in the atmosphere after by first Electric air valve.
When solar energy/air source energy-saving type solution heat pump winter heating moves, in the refrigerant circulation loop, the refrigerant gas of low-temp low-pressure is sucked by compressor in the gas-liquid separator, the compression back is discharged and is entered first heat exchanger by cross valve, cold-producing medium is emitted heat in first heat exchanger, produce hot water, simultaneously self be condensed into liquid, then successively by first check valve, reservoir, filter, electric expansion valve, entered in second heat exchanger through the 4th check valve with gas-liquid two-phase after the electric expansion valve throttling step-down, in second heat exchanger, evaporate heat absorption, cold-producing medium evaporates the back fully and enters gas-liquid separator from second heat exchanger cross valve that comes out to flow through, sucked by compressor once more at last, be compressed again and participate in circulation.All charging solution in the solution circulation loop this moment, enter weak solution reservoir (second closed electromagnetic valve this moment) by first magnetic valve after solution comes out from cooling tower in first solution loop, again through entering first variable frequency pump behind the 3rd magnetic valve, solution enters second heat exchanger after the pressurization of first variable frequency pump, carry out heat exchange with cold-producing medium, emit heat, self temperature reduces, solution enters cooling tower after second heat exchanger comes out, (solution temperature is lower than air themperature to the solution of low temperature, the partial pressure of water vapor of solution is less than or equal to airborne partial pressure of water vapor) in cooling tower, carry out the wet exchange of heat with air, solution absorbs heat from air, water in air steam condenses in solution, and the temperature of solution raises, concentration decreases, and flows out from cooling tower then to participate in circulation once more.In second solution loop, when the sun is sufficient, solution is sucked by second variable frequency pump through the 4th magnetic valve after coming out from the weak solution reservoir, then through after the pressurization of second variable frequency pump, enter solar thermal collector, solution is heated to more than 80 ℃, the weak solution of high temperature is carried out the wet exchange of heat from entering solution regenerator and air after solar thermal collector comes out, solution obtains regeneration, concentration increases, and the concentrated solution after coming out from the solution regenerator enters the concentrated solution reservoir, and concentrated solution stores wherein, thereby realize storing of solar energy, solve the solar energy problem of unstable.When solution control valve was opened, concentrated solution entered the weak solution reservoir through solution control valve, regulated the solution concentration in the weak solution device, thereby finished circulation.In the circulation of air loop, air solution after the cooling tower bottom is inhaled into and the cooling tower carries out the wet exchange of heat, the temperature of air reduces, when the work of sunny, solution regenerator, after finishing, the wet exchange of air heat enters the solution regenerator through second Electric air valve (this moment, first Electric air valve was closed), carry out the wet exchange of heat with solution in the solution regenerator, be discharged into atmosphere at last, when the solution regenerator is not worked, after finishing, the wet exchange of air heat directly is discharged into atmosphere through first Electric air valve (this moment, second Electric air valve was closed).
Beneficial effect:
1, solar energy/air source energy-saving type solution heat pump of the present invention has been introduced heat pump with solar energy during heating operation in the winter time, as one of thermal source of heat pump, realizes simultaneously storing based on the solar energy of solution.
2, solar energy/air source energy-saving type solution heat pump is compared with various air source heat pumps, under same environment temperature, has the higher coefficient of performance.
3, solar energy/air source energy-saving type solution heat pump can be realized water-cooled handpiece Water Chilling Units function in summer, compares the wind-cooled cold-water unit, has the higher coefficient of performance.
4, solar energy/air source energy-saving type solution heat pump can be realized heating in the winter time, has solved original handpiece Water Chilling Units equipment idle problem in winter, has improved utilization rate of equipment and installations, has reduced initial cost.
The inevitable frosting problem of institute when 5, solar energy/air source energy-saving type solution heat pump has thoroughly solved the operation of existing air source heat pump winter heating has improved the heating efficiency of heat pump, has increased the life-span and the reliability of system simultaneously.
Description of drawings:
Fig. 1 is a solar energy-air source energy-saving type solution heat pump device schematic diagram of the present invention.
Have among the above figure: compressor 1; Cross valve 2; Cross valve first input end 2a; The cross valve first output 2b; The cross valve second input 2c; The cross valve second output 2d; First heat exchanger 3; The first heat exchanger first input end 3a; First heat exchanger, the first output 3b; Cold (heat) water inlet 3c; Cold (heat) water out 3d; First check valve 4; Second check valve 5; Reservoir 6; Filter 7; Electric expansion valve 8; The 3rd check valve 9; The 4th check valve 10; Second heat exchanger 11; The second heat exchanger first input end 11a; Second heat exchanger, the first output 11b; Second heat exchanger, the second input 11c; Second heat exchanger, the second output 11d; Gas-liquid separator 12; Cooling tower 13; First magnetic valve 14; Weak solution reservoir 15; Weak solution reservoir first input end 15a; The weak solution reservoir first output 15b; The weak solution reservoir second input 15c; The weak solution reservoir second output 15d; The 3rd magnetic valve 16; Second magnetic valve 17; First variable frequency pump 18; The 4th magnetic valve 19; Second variable frequency pump 20; Solar thermal collector 21; Solution regenerator 22; Concentrated solution reservoir 23; Solution control valve 24; First Electric air valve 25; Second Electric air valve 26.
The specific embodiment
1 further specify the specific embodiment of the present invention in conjunction with the accompanying drawings: solar energy/air source energy-saving type solution heat pump of the present invention comprises refrigerant circulation loop, solution circulation loop and circulation of air loop.Concrete method of attachment is the output termination cross valve first input end 2a of compressor 1, the cross valve first output 2b meets the first heat exchanger first input end 3a, first heat exchanger, the first output 3b connects the input of reservoir 6 by first check valve 4, first heat exchanger, the first output 3b is also by first check valve 4 simultaneously, second check valve 5 meets the second heat exchanger first input end 11a, the output of reservoir 6 connects the input of electric expansion valve 8 by filter 7, electric expansion valve 8 outputs meet the second heat exchanger first input end 11a by the 4th check valve 10, the output of electric expansion valve 8 also meets first heat exchanger, the first output 3b by the 3rd check valve 9 simultaneously, second heat exchanger, the first output 11b meets the cross valve second input 2c, the cross valve second output 2d connects the input of gas-liquid separator 12, and the input of the output termination compressor 1 of gas-liquid separator 12.
Solution circulation loop comprises first solution loop and second solution loop.In first solution loop, cooling tower 13 tapholes are divided into two-way, first magnetic valve 14 of leading up to meets weak solution reservoir first input end 15a, the weak solution reservoir first output 15b connects the input of first variable frequency pump 18 by the 3rd magnetic valve 16, second magnetic valve 17 of leading up in addition also connects the input of first variable frequency pump 18, the output termination second heat exchanger second input 11c of first variable frequency pump 18, second heat exchanger, the second output 11d links to each other with the input port of cooling tower 13; In second solution loop, the weak solution reservoir second output 15d connects the input of second variable frequency pump 20 by the 4th magnetic valve 19, the input of the output termination solar thermal collector 21 of second variable frequency pump 20, the output of solar thermal collector 21 links to each other with the solution input of solution regenerator 22, the input of the solution output termination concentrated solution reservoir 23 of solution regenerator 22, the output of concentrated solution reservoir 23 joins by the second input 15c of solution control valve 24 with the weak solution reservoir.
In the circulation of air loop, the air outlet slit of cooling tower 13 connects first Electric air valve 25, directly logical atmosphere, and cooling tower 13 also connects the air input of solution regenerator 22 by second Electric air valve 26 simultaneously.
Solar energy/air source energy-saving type solution heat pump refrigerating operaton in summer: the refrigerant gas of the low-temp low-pressure in the gas-liquid separator 12 is sucked by compressor 1, the compression back enters in second heat exchanger 11 by cross valve 2 carries out heat exchange with cooling water, condensation of refrigerant is emitted heat and is become liquid, again successively through second check valve 5, reservoir 6, filter 7, electric expansion valve 8 backs are become the gas-liquid two-phase of low-temp low-pressure by throttling, enter first heat exchanger 3 through the 3rd check valve 9, the cold-producing medium evaporation of in first heat exchanger 3, absorbing heat, produce cold water, become overheated gas after cold-producing medium evaporates fully and after first heat exchanger 3 comes out, enter gas-liquid separator 12 by cross valve 2, being inhaled into compressor 1 once more compresses, finish kind of refrigeration cycle, produce cold water.Cooling tower 13, first variable frequency pump 18, second heat exchanger 11 and connecting line thereof are full of cooling water in the solution circulation loop at this moment, and remainder all is a solution.After cooling water comes out from cooling tower 13 in first solution loop, directly enter first variable frequency pump 18 (this moment, first magnetic valve 14 and second magnetic valve 16 were closed) by second magnetic valve 17, after 18 pressurizations of first variable frequency pump, enter in second heat exchanger 11, absorb heat condensation of refrigerant is become liquid, enter cooling tower 13 after self temperature raises and carry out the wet exchange of heat with air, after cooling water temperature reduces once more from cooling tower 13 outflows.In the circulation of air loop, air is inhaled into from cooling tower 13 bottoms, carries out the wet exchange of heat with cooling water, and all air directly enters (this moment, second Electric air valve 26 was closed) in the atmosphere through first Electric air valve 25 then.
The operation of solar energy/air source energy-saving type solution heat pump winter heating: the refrigerant vapour of the low-temp low-pressure of returning from gas-liquid separator 12 is sucked the superheated vapor that becomes HTHP after the compression by compressor 1, entered first heat exchanger 3 through cross valve 2 after compressor 1 discharge, cold-producing medium is emitted heat and is condensed into liquid in first heat exchanger 3, produce hot water simultaneously, refrigerant liquid is then successively by first check valve 4, reservoir 6, filter 7, electric expansion valve 8, through entering in second heat exchanger 11 by the 4th check valve 10 with gas-liquid two-phase after the electric expansion valve 8 throttling step-downs, in second heat exchanger 11, carry out heat exchange with solution, the heat of cold-producing medium absorbent solution evaporates, become gas, cold-producing medium evaporates the back fully and comes out to enter gas-liquid separator 12 by cross valve 2 from second heat exchanger 11, sucked by compressor 1 once more at last, compression participates in circulation again.
Solution abrim in the whole solution circulation loop when heating, in first solution loop, solution carries out the wet exchange of heat with air in cooling tower 13, the concentration that is lower than air themperature and regulator solution by the control solution temperature realizes that partial pressure of water vapor in the solution is smaller or equal to airborne partial pressure of water vapor, guarantee solution can be from the air of cooling tower 13 draw heat, temperature raises.After coming out from cooling tower 13, solution enters weak solution reservoir 15 (this moment, second magnetic valve 17 cut out) by first magnetic valve 14, again through entering first variable frequency pump 18 behind the 3rd magnetic valve 16, solution enters second heat exchanger 11 and carries out heat exchange with cold-producing medium after 18 pressurizations of first variable frequency pump, solution is emitted heat, self temperature reduces, solution enters cooling tower 13 after second heat exchanger 11 comes out, carry out the wet exchange of heat with air once more in cooling tower 13, thus circulation once more.
When the sun is sufficient, in second solution loop, solution in the weak solution reservoir 15 is sucked by second variable frequency pump 20 through the 4th magnetic valve 19, enter solar thermal collector 21 after the pressurization, come out to enter solution regenerator 22 after being heated therein, solution carries out the wet exchange of heat with air therein, regenerate, solution concentration increases, and enters concentrated solution reservoir 23 then and stores, and realizes storing of solar energy.When solution concentration in the cooling tower 13 in first solution loop is low, by regulator solution control valve 24, concentrated solution can flow out from concentrated solution reservoir 23 through solution control valve 24 and enter weak solution reservoir 15, and the solution concentration in first solution loop is regulated.
In the circulation of air loop, air is inhaled into back and the cooling tower solution and carries out that heat is wet to be exchanged from cooling tower 13 bottoms, air themperature reduces, when 22 work of sunny, solution regenerator, after finishing, the wet exchange of air heat enters solution regenerator 22 through second Electric air valve 26 (this moment, first Electric air valve 25 was closed), carry out the wet exchange of heat with solution in the solution regenerator 22, be discharged into atmosphere at last, when solution regenerator 22 is not worked, after finishing, the wet exchange of air heat directly is discharged into atmosphere through first Electric air valve 25 (this moment, second Electric air valve 26 was closed).
Solution in cooling tower from air the key of draw heat be: 1, solution temperature is lower than air themperature, thereby the assurance heat is passed to solution from air, the present invention enters the liquid inventory of second heat exchanger by the frequency shift of controlling first variable frequency pump, thereby guarantees that the solution temperature that enters cooling tower is lower than air themperature; 2, partial pressure of water vapor makes water vapour enter solution from air smaller or equal to airborne partial pressure of water vapor in the solution, and water recovery is emitted heat and given solution.The size of partial pressure of water vapor depends on the concentration of solution in solution temperature one timing solution, and the concentration of control solution also just can realize the control of partial pressure of water vapor in the solution.The present invention is by the regulator solution control valve, regulate the liquid inventory that enters in the concentrated solution reservoir in the weak solution reservoir, thereby realize carry out the control of the solution concentration of the wet exchange of heat in the cooling tower with air, solution concentration hour is driven big solution control valve, strengthen the injection of concentrated solution, improve the concentration of solution in the weak solution reservoir.The present invention has certain altitude poor by making concentrated solution reservoir and weak solution reservoir in vertical direction, guarantees that concentrated solution can enter the weak solution reservoir by solution control valve.
When winter heating operation switches to summer during refrigerating operaton, solution in first solution loop all can be recovered in the weak solution reservoir, open second magnetic valve after closing first magnetic valve and the 3rd magnetic valve, again with cooling tower, first variable frequency pump, second heat exchanger and between them connecting pipe fill water and get final product.When by summer refrigerating operaton switch to winter heating when operation, with original cooling tower, first variable frequency pump, second heat exchanger and between them in the connecting pipe cooling water drain, close second magnetic valve, open first magnetic valve and the 3rd magnetic valve, emit solution and get final product.

Claims (4)

1. a solar energy-air source energy-saving type solution heat pump device is characterized in that comprising refrigerant circulation loop, solution circulation loop and circulation of air loop;
In the refrigerant circulation loop, the output termination cross valve first input end (2a) of compressor (1), cross valve first output (2b) connects the first heat exchanger first input end (3a), first heat exchanger, first output (3b) connects the input of reservoir (6) by first check valve (4), first heat exchanger, first output (3b) is also by first check valve (4) simultaneously, second check valve (5) connects the second heat exchanger first input end (11a), the output of reservoir (6) connects the input of electric expansion valve (8) by filter (7), electric expansion valve (8) output connects the second heat exchanger first input end (11a) by the 4th check valve (10), the output of electric expansion valve (8) also connects first heat exchanger, first output (3b) by the 3rd check valve (9) simultaneously, first output (11b) of second heat exchanger connects cross valve second input (2c), cross valve second output (2d) connects the input of gas-liquid separator (12), and the input of the output termination compressor (1) of gas-liquid separator (12);
Solution circulation loop comprises first solution loop and second solution loop; In first solution loop, cooling tower (13) taphole is divided into two-way, first magnetic valve (14) of leading up to connects weak solution reservoir first input end (15a), weak solution reservoir first output (15b) connects the input of first variable frequency pump (18) by the 3rd magnetic valve (16), second magnetic valve (17) of leading up in addition also connects the input of first variable frequency pump (18), output termination second heat exchanger, second input (11c) of first variable frequency pump (18), second heat exchanger, second output (11d) links to each other with the solution input port of cooling tower (13); In second solution loop, weak solution reservoir second output (15d) connects the input of second variable frequency pump (20) by the 4th magnetic valve (19), the input of the output termination solar thermal collector (21) of second variable frequency pump (20), the output of solar thermal collector (21) links to each other with the solution input of solution regenerator (22), the input of the solution output termination concentrated solution reservoir (23) of solution regenerator (22), the output of concentrated solution reservoir (23) joins by solution control valve (24) and weak solution reservoir second input (15c);
The air outlet slit of cooling tower in the circulation of air loop (13) connects first Electric air valve (25), directly logical atmosphere, and cooling tower (13) also connects the air input of solution regenerator (22) by second Electric air valve (26) simultaneously.
2. solar energy-air source energy-saving type solution heat pump device according to claim 1, it is characterized in that being connected to solution control valve (24) between concentrated solution reservoir (23) and the weak solution holder (15), can change the concentrated solution flow that enters in the weak solution holder (15) by concentrated solution holder (23) by regulator solution control valve (24) and realize the concentration of cooling tower (13) import solution is controlled.
3. solar energy-air source energy-saving type solution heat pump device according to claim 1 is characterized in that linking to each other with the air channel by second Electric air valve (26) between cooling tower (13) and the solution regenerator (22).
4. solar energy-air source energy-saving type solution heat pump device according to claim 1 is characterized in that described solar thermal collector (21) takes high-temp solar heat collector in the focus type.
CNB200810020380XA 2008-03-04 2008-03-04 The solar energy-air source energy-saving type solution heat pump device CN100552323C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB200810020380XA CN100552323C (en) 2008-03-04 2008-03-04 The solar energy-air source energy-saving type solution heat pump device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB200810020380XA CN100552323C (en) 2008-03-04 2008-03-04 The solar energy-air source energy-saving type solution heat pump device

Publications (2)

Publication Number Publication Date
CN101236028A CN101236028A (en) 2008-08-06
CN100552323C true CN100552323C (en) 2009-10-21

Family

ID=39919817

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB200810020380XA CN100552323C (en) 2008-03-04 2008-03-04 The solar energy-air source energy-saving type solution heat pump device

Country Status (1)

Country Link
CN (1) CN100552323C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901167A (en) * 2012-09-28 2013-01-30 东南大学 Heat source tower heat pump device for achieving comprehensive utilization of solar energy

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101943481A (en) * 2010-09-09 2011-01-12 东南大学 Phase change thermal storage type auxiliary solar hot-water device of air source heat pump
CN101957070B (en) * 2010-09-29 2012-06-06 浙江大学 Solar water heater with variable frequency circulating pump and water tank group and control method thereof
CN102705928A (en) * 2012-01-05 2012-10-03 王全龄 Ice storage and heat storage air conditioner
CN102705926B (en) * 2012-01-05 2017-02-08 王全龄 Roof plate solar collector integrated heat pump air conditioner
CN102705927B (en) * 2012-01-05 2015-08-12 王全龄 A kind of ice conserve cold accumulation of heat super low temperature heat pump air-conditioning
CN102705925B (en) * 2012-01-05 2016-03-30 王全龄 A kind of dual-source heat pump air conditioner
CN102853576B (en) * 2012-09-29 2014-11-26 浙江理工大学 Boiling regeneration type heat pump system for heat source tower
CN103307803B (en) * 2013-05-08 2015-04-01 南京溧马新能源科技有限公司 Cold and hot water supply device by compositely utilizing energy
CN103743182A (en) * 2013-12-27 2014-04-23 上海烟草集团有限责任公司 Method and device for cooling cigarette making machine
CN105003952B (en) * 2015-07-27 2018-04-10 天津科苑生产力促进有限责任公司 The frostless heat pump of three thermals source
CN105258377B (en) * 2015-11-06 2017-08-08 武汉科技大学 Based on solar air source heat pumps trilogy supply device
CN105674625A (en) * 2016-03-20 2016-06-15 戴传孝 Heat pump system for heating while refrigerating
CN106352559B (en) * 2016-09-29 2018-07-31 山东超越地源热泵科技有限公司 A kind of the solar heat pump and water heating system and control method of automatic adjustment working medium charging amount
CN110230855A (en) * 2018-03-06 2019-09-13 华北电力大学 A kind of photovoltaic and photothermal solar and solution-type air conditioner combined supply system and implementation method

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
以空气为携带介质的开式太阳能蓄能热泵循环特性研究. 胡艳等.太阳能学报,第26卷第4期. 2005
以空气为携带介质的开式太阳能蓄能热泵循环特性研究. 胡艳等.太阳能学报,第26卷第4期. 2005 *
太阳能与常规能源复合空调/热泵系统在别墅中的应用研究. 孟玲燕等.制冷学报,第27卷第1期. 2006
太阳能与常规能源复合空调/热泵系统在别墅中的应用研究. 孟玲燕等.制冷学报,第27卷第1期. 2006 *
太阳能热泵组合系统中的设备能量平衡. 张小松等.建筑热能通风空调,第1期. 2000
太阳能热泵组合系统中的设备能量平衡. 张小松等.建筑热能通风空调,第1期. 2000 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901167A (en) * 2012-09-28 2013-01-30 东南大学 Heat source tower heat pump device for achieving comprehensive utilization of solar energy
CN102901167B (en) * 2012-09-28 2015-06-03 东南大学 Heat source tower heat pump device for achieving comprehensive utilization of solar energy

Also Published As

Publication number Publication date
CN101236028A (en) 2008-08-06

Similar Documents

Publication Publication Date Title
CN204963286U (en) Changes in temperature type air conditioning system and single cold mould air conditioning system
CN103807997B (en) Air-conditioning system and control method thereof
CN202709311U (en) Air conditioner system
CN104061705B (en) Two-stage Compression air-conditioning system and its control method
CN201306902Y (en) Air conditioner with heat-recovery type heat pump and refrigerator integrated machine
CN101464058B (en) Large energy accumulation type air source heat pump hot water units
CN101713599B (en) Air-conditioning heat pump device
CN103175344B (en) Cold-region used multi-connected heat pump system and control method thereof
CN203231582U (en) Two-stage compression heat pump system with economizer and defrosting by means of hot gas bypassing
CN104132477B (en) Preheating type solar energy jetting-compression combined refrigeration system
CN101644508B (en) Multi-connected air conditioner multifunctional system for cold water and hot water
CN102778079B (en) Solar-jet and two-stage compression combined heat pump system
CN104613665A (en) Heat pump air conditioner system
CN102155820B (en) Multipurpose air-conditioner hot water system
CN203231419U (en) Air conditioner
CN201819477U (en) Direct-current frequency-conversional multi-connected multifunction air-conditioner
CN201476406U (en) Low-temperature quasi-two-stage air source heat pump unit
CN102645055B (en) Adaptively-matched solar auxiliary air source heat pump device
CN103486754B (en) A kind of energy-conservation middle temperature cold-producing medium/middle temperature cold-producing medium cascade refrigeration system
CN101140122B (en) Heat pump machine group of combined throttling set
US9671143B2 (en) Heat pump of heat source tower for realizing solution regeneration and heat reutilization based on vacuum boiling
CN102494442B (en) Direct expansion type mine return air source heat pump system and operation method thereof
CN106288562B (en) A kind of the defrosting control device and its method of air source heat pump system
CN1128316C (en) Cold and heat accumulation type air conditioner with heat pump
CN100567852C (en) Multifunctional air-condition heat pump device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091021

Termination date: 20180304