CN202853213U - Heat source tower heat pump system based on solar energy regeneration - Google Patents
Heat source tower heat pump system based on solar energy regeneration Download PDFInfo
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- CN202853213U CN202853213U CN 201220499594 CN201220499594U CN202853213U CN 202853213 U CN202853213 U CN 202853213U CN 201220499594 CN201220499594 CN 201220499594 CN 201220499594 U CN201220499594 U CN 201220499594U CN 202853213 U CN202853213 U CN 202853213U
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Abstract
The utility model discloses a heat source tower heat pump system based on solar energy regeneration. The heat source tower heat pump system based on the solar energy regeneration is characterized by comprising a freezing medium circulation return circuit, a solution circulation return circuit, an air circulation return circuit and a cold-water or hot-water supply return circuit. According to the freezing medium circulation return circuit, an output end of a compressor (1) is connected with a first input end (2a) of a four-way valve (2), a first output end (2b) of the four-way valve (2) is connected with a first input end (3a) of a first heat exchanger (3), a first output end (3b) of the first heat exchanger (3) is connected with an input end of a liquid accumulator (6) through a first one-way valve (4), and meanwhile the first output end (3b) of the first heat exchanger (3) is connected with a first input end (11a) of a second heat exchanger (11) respectively through the first one-way valve (4) and a second one-way valve (5). The heat source tower heat pump system based on the solar energy regeneration serves as a liquid regeneration heat source for a heat source tower heat pump, and meanwhile comprehensive utilization of solar energy in the heat source tower heat pump system is achieved.
Description
Technical field
The utility model relates to a kind of efficient heat source tower heat pump device that utilizes of solar energy composite of realizing, belongs to solar energy, refrigerated air-conditioning system design and manufacturing technology field.
Background technology
Along with the fast development of China's economic, the total energy consumption of the whole society sharply increases, and along with the quick consumption of domestic fossil energy, China has become energy import big country, and Energy situation is very severe.Simultaneously, the people's living standard that improves constantly, to work, the studying and living environmental amenity proposed requirements at the higher level, the building energy consumption in the whole society proportion in the total energy consumption constantly increases, and the air conditioning system energy consumption accounts for more than 50% of building energy consumption.Therefore, improving the efficiency of air conditioning system, realizes energy-conservationly, introduce under construction the regenerative resources such as solar energy simultaneously, reduce fossil energy consumption, is the important channel of alleviation China energy shortage situation.
The cold heat source plan of existing heavy construction air-conditioning system mainly is the pattern that adopts water-cooled handpiece Water Chilling Units+boiler or air source heat pump, and heat source tower heat pump can be realized the efficient of water-cooled handpiece Water Chilling Units in summer, can from air, absorb heat as the low level heat energy of heat pump by solution in the winter time, realize heat supply, combine the advantage of water-cooled handpiece Water Chilling Units and air source heat pump, simultaneously inevitable frosting problem during eliminable conventional air source heat pump winter operation again is a kind of novel air conditioning system cold heat source plan.Heat source tower heat pump is in the winter time during heating operation, solution and air carry out heat exchange in heat source tower, airborne steam partial pressure is all greater than the steam partial pressure of solution surface during because of common operation, moisture in air enters solution, cause solution concentration to descend, solution solidifies point raises, and affects the reliability service of system, so system's solution need to utilize external heat source to carry out concentration regeneration.Solar energy is a kind of regenerative resource of cleaning, and Application of Solar Energy in building, can be realized building the reduction of conventional energy consumption.Solar energy has intermittent characteristics, how to realize solar energy at utmost application under construction, to improving the regenerative resource application percentage of building, reducing conventional energy resource is relied on, to realizing the concrete significance of energy-saving and emission-reduction.
Therefore, how solar energy is introduced air conditioning system, as the regeneration of waste liquor thermal source of heat source tower heat pump, realize simultaneously the comprehensive high-efficiency utilization of solar energy in system, become those skilled in the art's technical barrier in the urgent need to address.
Summary of the invention
Technical problem:The purpose of this utility model is that solar energy is introduced air conditioning system, regeneration of waste liquor thermal source as heat source tower heat pump, realize simultaneously the comprehensive high-efficiency utilization of solar energy in system, propose a kind of heat source tower heat pump system based on solar energy regeneration with accumulation of energy function.
Technical scheme:For solving the problems of the technologies described above, the utility model provides a kind of heat source tower heat pump system based on solar energy regeneration, and this device comprises refrigerant circulation loop, solution circulation loop, air circulation loop and cooling/hot-water return;
In the refrigerant circulation loop, the output termination cross valve first input end of compressor, cross valve the first output termination First Heat Exchanger first input end, the first output of First Heat Exchanger connects the input of reservoir by the first check valve, First Heat Exchanger the first output is respectively by the first check valve simultaneously, the second check valve connects the first input end of the second heat exchanger, the output of reservoir connects the input of electric expansion valve by filter, the output of electric expansion valve connects the second heat exchanger first input end by the 4th check valve, the output of electric expansion valve also connects First Heat Exchanger the first output by the 3rd check valve simultaneously, the first output termination cross valve second input of the second heat exchanger, the input of the second output termination gas-liquid separator of cross valve, the input of the output termination compressor of gas-liquid separator;
Solution circulation loop comprises the first solution loop and the second solution loop;
In the first solution loop, the taphole of heat source tower is divided into two-way, first magnetic valve of leading up to connects weak solution reservoir first input end, the first output of weak solution reservoir connects the entrance of the first variable frequency pump by the second magnetic valve, the 3rd magnetic valve of leading up in addition connects the entrance of the first variable frequency pump, the first frequency conversion delivery side of pump connects the second heat exchanger the second input, and the second output of the second heat exchanger links to each other with the solution input of heat source tower;
In the second solution loop, weak solution reservoir the 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 3rd heat exchanger first input end, the input of the 3rd heat exchanger the first output termination solar thermal collector, the solution input of solar thermal collector output termination solution regenerator, the input of solution output termination the 3rd variable frequency pump of solution regenerator, the 3rd frequency conversion delivery side of pump connects the second input of the 3rd heat exchanger, the second output termination concentrated solution reservoir input of the 3rd heat exchanger, the output termination solution control valve of concentrated solution reservoir, through behind the solution control valve, connect the second input of weak solution reservoir;
In the air circulation loop, the second output of solution regenerator machine input of giving a dinner for a visitor from afar, the first input end of blower fan output termination the 4th heat exchanger, the second input of the first output termination solution regenerator of the 4th heat exchanger, the 3rd output of the 4th heat exchanger water valve that runs in;
In cooling/hot-water return, the cold/hot water water return outlet of unit connects the second input of First Heat Exchanger, the second output of First Heat Exchanger picks by the 6th magnetic valve and organizes the cold/hot water feed water inlet, also connect simultaneously the second input of the 4th heat exchanger by the 5th magnetic valve, the cold/hot water feed water inlet that the second output of the 4th heat exchanger picks and organizes by the 7th magnetic valve.
Preferably, consist of air circulation loop of sealing by solution regenerator, blower fan, the 4th heat exchanger, the dew-point temperature of the air during operation in the air circulation loop is higher than 45 ℃.
Preferably, compressor is frequency-changeable compressor.
Beneficial effect:
1, the utility model can realize heat source tower heat pump that solar energy composite utilizes in the winter time during heating operation with the sun
Can introduce the heat source tower heat pump system, as the regeneration of waste liquor thermal source of heat source tower heat pump system, the normal-temperature efficient based on the poor realization solar energy of solution concentration stores simultaneously, has solved the intermittent problem of solar energy, has improved simultaneously the utilization ratio of solar energy.
Also realize too when 2, this heat source tower heat pump is realized regeneration of waste liquor with solar energy as the regeneration of waste liquor thermal source
The direct hot water preparing of sun energy has realized that the comprehensive high-efficiency of solar energy is used.
3, the utilization of solar energy can reduce condensing pressure and the temperature of refrigeration system in the heat pump in this heat source tower heat pump, has improved performance of refrigerant systems in the heat pump assembly.
Description of drawings
Fig. 1 is that the utility model is realized the heat source tower heat pump system schematic based on solar energy regeneration.
Have among the above figure:
Compressor 1;
Cross valve 2;
Cross valve first input end 2a; Cross valve the first output 2b; Cross valve the second input 2c; Cross valve the second output 2d;
First Heat Exchanger first input end 3a; First Heat Exchanger the first output 3b; First Heat Exchanger the second input 3c; First Heat Exchanger the second output 3d;
The first check valve 4;
The second check valve 5;
Reservoir 6;
Filter 7;
Electric expansion valve 8;
The 3rd check valve 9;
The 4th check valve 10;
The second heat exchanger 11;
The second heat exchanger first input end 11a; The second heat exchanger the first output 11b; The second heat exchanger the second input 11c; The second heat exchanger the second output 11d;
Gas-liquid separator 12;
The first magnetic valve 14;
Weak solution reservoir 15;
Weak solution reservoir first input end 15a; Weak solution reservoir the first output 15b; Weak solution reservoir the second input 15c; Weak solution reservoir the second output 15d;
The second magnetic valve 16;
The 3rd magnetic valve 17;
The first variable frequency pump 18;
The 4th magnetic valve 19;
The second variable frequency pump 20;
The 3rd heat exchanger 21;
The 3rd heat exchanger first input end 21a; The 3rd heat exchanger the first output 21b; The 3rd heat exchanger the second input 21c; The 3rd heat exchanger the second output 21d;
Solar thermal collector 22;
Solution regenerator 23;
Solution regenerator first input end 23a; Solution regenerator the first output 23b; Solution regenerator the second input 23c; Solution regenerator the second output 23d;
Blower fan 24;
The 4th heat exchanger 25;
The 4th heat exchanger first input end 25a; The 4th heat exchanger the first output 25b; The 4th heat exchanger the second input 25c; The 4th heat exchanger the second output 25d;
Draining valve 26;
The 3rd variable frequency pump 27;
Concentrated solution reservoir 28;
Solution control valve 29;
The 5th magnetic valve 30;
Magnetic valve 31;
The 7th magnetic valve 32.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
The utility model provides a kind of heat source tower heat pump system based on solar energy regeneration, and this device comprises refrigerant circulation loop, solution circulation loop, air circulation loop and cooling/hot-water return.
Referring to Fig. 1, in the refrigerant circulation loop, the output termination cross valve 2 first input end 2a of compressor 1, cross valve 2 first output 2b meet First Heat Exchanger 3 first input end 3a, the first output 3b of First Heat Exchanger 3 connects the input of reservoir 6 by the first check valve 4, First Heat Exchanger 3 first output 3b are respectively by the first check valve 4 simultaneously, the second check valve 5 meets the first input end 11a of the second heat exchanger 11, the output of reservoir 6 connects the input of electric expansion valve 8 by filter 7, the output of electric expansion valve 8 meets the second heat exchanger 11 first input end 11a by the 4th check valve 10, the output of electric expansion valve 8 also meets First Heat Exchanger 3 first output 3b by the 3rd check valve 9 simultaneously, the first output 11b of the second heat exchanger 11 meets cross valve 2 second input 2c, the second output 2d of cross valve 2 connects the input of gas-liquid separator 12, the input of the output termination compressor 1 of gas-liquid separator 12.
Solution circulation loop comprises the first solution loop and the second solution loop.
In the first solution loop, the taphole of heat source tower 13 is divided into two-way, first magnetic valve 14 of leading up to meets weak solution reservoir 15 first input end 15a, the first output 15b of weak solution reservoir 15 connects the entrance of the first variable frequency pump 18 by the second magnetic valve 16, the 3rd magnetic valve 17 of leading up in addition connects the entrance of the first variable frequency pump 18, the outlet of the first variable frequency pump 18 meets the second heat exchanger 11 second input 11c, and the second output 11d of the second heat exchanger 11 links to each other with the solution input of heat source tower 13.
In the second solution loop, weak solution reservoir 15 second output 15d connect the second variable frequency pump 20 inputs after through the 4th magnetic valve 19, output termination the 3rd heat exchanger first input end 21a of the second variable frequency pump 20, the 3rd heat exchanger the first output 21b connects the input of solar thermal collector 22, the solution input 23a of solar thermal collector 22 output termination solution regenerators 23, the solution output 23b of solution regenerator 23 connects the input of the 3rd variable frequency pump 27, the second input 21c of output termination the 3rd heat exchanger 21 of the 3rd variable frequency pump 27, the second output 21d of the 3rd heat exchanger 21 connects concentrated solution reservoir 28 inputs, the output termination solution control valve 29 of concentrated solution reservoir 28, through behind the solution control valve 29, meet the second input 15c of weak solution reservoir.
In the air circulation loop, the second output 23d of solution regenerator 23 machine 24 inputs of giving a dinner for a visitor from afar, the first input end 25a of blower fan 24 output terminations the 4th heat exchanger 25, the first output 25b of the 4th heat exchanger 25 meets the second input 23c of solution regenerator 23, the 3rd output 25e of the 4th heat exchanger 25 water valve 26 that runs in.
In cooling/hot-water return, the cold/hot water water return outlet of unit meets the second input 3c of First Heat Exchanger 3, the second output 3d of First Heat Exchanger 3 picks by the 6th magnetic valve 31 and organizes the cold/hot water feed water inlet, also meet simultaneously the second input 25c of the 4th heat exchanger by the 5th magnetic valve 30, the cold/hot water feed water inlet that the second output 25d of the 4th heat exchanger 25 picks and organizes by the 7th magnetic valve 32.
Consist of air circulation loop of sealing by solution regenerator 23, blower fan 24, the 4th heat exchanger 25, the dew-point temperature of the air during operation in the air circulation loop is higher than 45 ℃.
Compressor 1 is frequency-changeable compressor.
The 4th heat exchanger 25, First Heat Exchanger 3, the 5th magnetic valve 30, the 6th magnetic valve 31, the 7th magnetic valve 32 consist of cooling/hot-water returns, can realize the 4th heat exchanger heat hot water of connecting with First Heat Exchanger.
Between the second variable frequency pump 20 and solar thermal collector 22, be connected to the 3rd heat exchanger 21, realize being about to entering the preheating of weak solution of solar thermal collector 22 and the heat recovery of concentrated solution.
When realizing the heat source tower heat pump device refrigerating operaton in summer of solar energy composite utilization: the refrigerant gas of the low-temp low-pressure in the gas-liquid separator 12 is from being sucked by compressor 1, the superheated vapor that becomes HTHP after the compression is discharged, enter the second heat exchanger 11 through cross valve 2, cold-producing medium is emitted therein heat and is condensed into liquid, again successively through the second check valve 5, reservoir 6, filter 7, become the gas-liquid two-phase of low-temp low-pressure behind the electric expansion valve 8, again through entering First Heat Exchanger 3 behind the 3rd check valve 9, the cold-producing medium evaporation of in First Heat Exchanger 3, absorbing heat, produce cold water, cold-producing medium becomes overheated gas after evaporating fully, out enter gas-liquid separator 12 through cross valve 2 afterwards from First Heat Exchanger 3, and then be inhaled into compressor 1, thereby finish kind of refrigeration cycle, produce cold water.The second solution loop in the solution circulation loop is not worked at this moment, the first magnetic valve 14, the second magnetic valve 16 are all closed in the first solution loop, the 3rd magnetic valve 17 is opened, heat source tower 13, the first variable frequency pump 18, the second heat exchanger 11 and connecting line thereof are full of cooling water, and remainder all is solution.In the first solution loop cooling water from heat source tower 13 out after, enter the first variable frequency pump 18 through the 3rd magnetic valve 17, after 18 pressurizations of the first variable frequency pump, enter in the second heat exchanger 11, absorbing heat becomes liquid with condensation of refrigerant, enter heat source tower 13 after self temperature raises and carry out the wet exchange of heat with air, again flow out from heat source tower 13 after temperature reduces, so circulate.In the air circulation loop, solution regenerator 23, blower fan 24 and the 4th heat exchanger 25 are not worked.In cooling/hot-water return, the 5th magnetic valve 30, the 7th magnetic valve 32 are closed, the 6th magnetic valve 31 is opened, chilled water enters First Heat Exchanger 3 after unit cold/hot water water return outlet enters unit, chilled water in First Heat Exchanger 3 with the cold-producing medium heat exchange, emit heat, flow out from First Heat Exchanger 3 after temperature reduces, through flowing out from unit cold/hot water feed water inlet behind the 6th magnetic valve 31.
When the heat source tower heat pump winter heating that the realization solar energy composite utilizes moved: the refrigerant gas of low-temp low-pressure was sucked by compressor 1 in the gas-liquid separator 12, discharge after the compression and enter First Heat Exchanger 3 by cross valve 2, cold-producing medium is emitted heat in First Heat Exchanger 3, hot water preparing, simultaneously self be condensed into liquid, then successively by the first check valve 4, reservoir 6, filter 7, electric expansion valve 8, entered the second heat exchanger 11 with gas-liquid two-phase through the 4th check valve 10 behind electric expansion valve 8 reducing pressure by regulating flows, in the second heat exchanger 11, carry out evaporation endothermic, after evaporating fully, cold-producing medium enters gas-liquid separator 12 from the second heat exchanger 11 cross valve 2 of out flowing through, again sucked by compressor 1 at last, again compressed participation circulation.
All charging solution in the solution circulation loop this moment, solution out enters weak solution reservoir 15(this moment the 3rd magnetic valve 17 by the first magnetic valve 14 afterwards from heat source tower 13 and closes in the first solution loop), again through entering the first variable frequency pump 18 behind the second magnetic valve 16, solution enters the second heat exchanger 11 after 18 pressurizations of the first variable frequency pump, carry out heat exchange with cold-producing medium, emit heat, self temperature reduces, solution out enters heat source tower 13 afterwards from the second heat exchanger 11, (solution temperature is lower than air themperature to the solution of low temperature, the steam partial pressure of solution is less than airborne steam partial pressure) in heat source tower 13, carry out the wet exchange of heat with air, solution is absorbing heat from air, and the water in air steam condenses in solution, and the temperature of solution raises, concentration decreases, and then flows out from heat source tower 13 again to participate in circulation.In the second solution loop, when the sun is sufficient, solution is out sucked by the second variable frequency pump 20 through the 4th magnetic valve 19 from weak solution reservoir 15 afterwards, then through after 20 pressurizations of the second variable frequency pump, enter the 3rd heat exchanger 21, solution carries out heat exchange with the concentrated solution that flows out therein from solution regenerator 23, solution temperature raises, after flowing out, the 3rd heat exchanger 21 enters solar thermal collector 22, solution is heated to more than 80 ℃, the weak solution of high temperature out enters afterwards solution regenerator 23 from solar thermal collector 22 and carries out the wet exchange of heat with air, the steam partial pressure on the weak solution surface of high temperature is greater than the water in air vapor pressure, moisture in the solution enters air, solution obtains regeneration, concentration increases, sucked by the 3rd variable frequency pump 27 from the concentrated solution of solution regenerator 23 after out, enter the 3rd heat exchanger 21 after the pressurization, carry out heat exchange with the weak solution that will enter solar thermal collector 22, solution temperature reduces, out enter afterwards concentrated solution reservoir 28 from the 3rd heat exchanger 21, concentrated solution stores wherein, realizes that the normal-temperature efficient of solar energy stores, and has solved the unsettled problem of solar energy.Cross when low when the concentration of solution in the first solution loop, when solution control valve 29 was opened, concentrated solution entered weak solution reservoir 15 through solution control valve 29, and the solution concentration in the weak solution device reservoir 15 is controlled to adjust.When not having the sun or intensity of solar radiation very little, the second solution loop will not worked.
In the air circulation loop, when the second solution loop is worked, enter solution regenerator 23 from the 4th heat exchanger 25 air out, air carries out heat and mass with the weak solution of high temperature in solution regenerator 23, airborne steam partial pressure is less than the steam partial pressure of solution surface, moisture in the weak solution will enter in the air, the temperature and humidity of air all will increase, hot and humid air is sucked by blower fan 24 from solution regenerator 23 is out rear, enter the 4th heat exchanger 25 after the pressurization, air carries out indirect heat exchange with hot water (40～45 ℃) in the 4th heat exchanger 25, the temperature of hot water is lower than the dew-point temperature of air, thereby moisture in air condenses in the 4th heat exchanger 25, emit the heat heat hot water, simultaneously the temperature and humidity of self all will reduce, and then again enter solution regenerator 23 from the 4th heat exchanger 25 after out, so circulation, the water that condenses in the 4th heat exchanger 25 is by draining valve 26 dischargers.When the second solution loop was not worked, air circulation loop was not worked yet
In cooling/hot-water return, when the second solution loop is worked, the 5th magnetic valve 30, the 7th magnetic valve 32 is opened, the 6th magnetic valve 31 cuts out, hot water (being generally 40 ℃) enters First Heat Exchanger 3 after unit cold/hot water water return outlet enters unit, hot water in First Heat Exchanger 3 with the cold-producing medium heat exchange, absorbing heat, temperature (is compared routine and need to be increased to 45 ℃ after raising, the temperature that need to rise to this moment is lower than 45 ℃, so that the condensing pressure of refrigeration system and temperature all will reduce, thereby the COP of system will improve), out enter the 4th heat exchanger 25 through the 5th magnetic valve 30 from First Heat Exchanger 3, hot water flows out through flowing out from unit cold/hot water feed water inlet behind the 7th magnetic valve 32 from the 4th heat exchanger 25 after temperature further is increased to 45 ℃ therein.When the second solution loop is not worked, the 5th magnetic valve 30, the 7th magnetic valve 32 are closed, the 6th magnetic valve 31 is opened, hot water enters First Heat Exchanger 3 after unit cold/hot water water return outlet enters unit, hot water in First Heat Exchanger 3 with the cold-producing medium heat exchange, emit heat, flow out from First Heat Exchanger 3 after temperature is increased to 45 ℃, through flowing out from unit cold/hot water feed water inlet behind the 6th magnetic valve 31.
Device realizes that the key of solar energy composite utilization is: 1, the air dew point temperature in the 4th heat exchanger 25 in the control air circulation loop is higher than 45 ℃, guarantees to realize condensing of moisture in air when 40～45 ℃ hot water can absorb heat, the hot water temperature raises in the 4th heat exchanger 25 from air.The utility model is by control the second variable frequency pump 20, adjusting enters the liquid inventory of solar thermal collector 22, the solution temperature that assurance enters in the solution regenerator 23 is enough high, carry out the caloic exchange by air and pyrosol, can realize that the air dew point temperature in the whole air circulation loop all is higher than 45 ℃, thereby realize solar energy when solution is regenerated, its heat also can be used for direct heat hot water; 2, when the sun abundant, when winter heating of system moves, frequency by control compressor 1, refrigerant flow in the change system, regulate the heat exchange amount in the First Heat Exchanger 3, the hot water temperature who guarantees unit cooling/hot water outlet is 45 ℃, thereby implement device institute supplying hot water is by 40 ℃ of 5 ℃ of temperature rises that rise to 45 ℃, by First Heat Exchanger 3 and the 4th heat exchanger 25 shareds, the heating of connecting of 25 pairs of hot water of First Heat Exchanger 3 and the 4th heat exchanger, First Heat Exchanger 3 is front, and the 4th heat exchanger 25 is rear, realize direct applied condensing pressure and the temperature that reduces simultaneously heat pump of solar energy, thereby improve the efficiency of heat pump.
The above only is preferred embodiments of the present utility model; protection domain of the present utility model is not limited with above-mentioned embodiment; as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (3)
1. heat source tower heat pump system based on solar energy regeneration, it is characterized in that: this device comprises refrigerant circulation loop, solution circulation loop, air circulation loop and cooling/hot-water return;
In the refrigerant circulation loop, output termination cross valve (2) first input end (2a) of compressor (1), cross valve (2) first outputs (2b) connect First Heat Exchanger (3) first input end (3a), first output (3b) of First Heat Exchanger (3) connects the input of reservoir (6) by the first check valve (4), First Heat Exchanger (3) first outputs (3b) are respectively by the first check valve (4) simultaneously, the second check valve (5) connects the first input end (11a) of the second heat exchanger (11), the output of reservoir (6) connects the input of electric expansion valve (8) by filter (7), the output of electric expansion valve (8) connects the second heat exchanger (11) first input end (11a) by the 4th check valve (10), the output of electric expansion valve (8) also connects First Heat Exchanger (3) first outputs (3b) by the 3rd check valve (9) simultaneously, first output (11b) of the second heat exchanger (11) connects cross valve (2) second inputs (2c), second output (2d) of cross valve (2) connects the input of gas-liquid separator (12), the input of the output termination compressor (1) of gas-liquid separator (12);
Solution circulation loop comprises the first solution loop and the second solution loop;
In the first solution loop, the taphole of heat source tower (13) is divided into two-way, the first magnetic valve (14) of leading up to connects weak solution reservoir (15) first input end (15a), first output (15b) of weak solution reservoir (15) connects the entrance of the first variable frequency pump (18) by the second magnetic valve (16), the 3rd magnetic valve (17) of leading up in addition connects the entrance of the first variable frequency pump (18), the outlet of the first variable frequency pump (18) connects the second heat exchanger (11) second inputs (11c), and second output (11d) of the second heat exchanger (11) links to each other with the solution input of heat source tower (13);
In the second solution loop, weak solution reservoir (15) second outputs (15d) connect the second variable frequency pump (20) input after through the 4th magnetic valve (19), output termination the 3rd heat exchanger first input end (21a) of the second variable frequency pump (20), the 3rd heat exchanger the first output (21b) connects the input of solar thermal collector (22), the solution input (23a) of solar thermal collector (22) output termination solution regenerator (23), the solution output (23b) of solution regenerator (23) connects the input of the 3rd variable frequency pump (27), second input (21c) of output termination the 3rd heat exchanger (21) of the 3rd variable frequency pump (27), second output (21d) of the 3rd heat exchanger (21) connects concentrated solution reservoir (28) input, the output termination solution control valve (29) of concentrated solution reservoir (28), behind solution control valve (29), connect second input (15c) of weak solution reservoir;
In the air circulation loop, second output (23d) of solution regenerator (23) machine (24) input of giving a dinner for a visitor from afar, the first input end (25a) of blower fan (24) output termination the 4th heat exchanger (25), first output (25b) of the 4th heat exchanger (25) connects second input (23c) of solution regenerator (23), the 3rd output (25e) of the 4th heat exchanger (25) water valve (26) that runs in;
In cooling/hot-water return, the cold/hot water water return outlet of unit connects second input (3c) of First Heat Exchanger (3), second output (3d) of First Heat Exchanger (3) picks by the 6th magnetic valve (31) and organizes the cold/hot water feed water inlet, also connect simultaneously second input (25c) of the 4th heat exchanger by the 5th magnetic valve (30), the cold/hot water feed water inlet that second output (25d) of the 4th heat exchanger (25) picks and organizes by the 7th magnetic valve (32).
2. the heat source tower heat pump system based on solar energy regeneration according to claim 1, it is characterized in that: consist of air circulation loop of sealing by solution regenerator (23), blower fan (24), the 4th heat exchanger (25), the dew-point temperature of the air during operation in the air circulation loop is higher than 45 ℃.
3. the heat source tower heat pump system based on solar energy regeneration according to claim 1, it is characterized in that: compressor (1) is frequency-changeable compressor.
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| CN 201220499594 CN202853213U (en) | 2012-09-28 | 2012-09-28 | Heat source tower heat pump system based on solar energy regeneration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220499594 CN202853213U (en) | 2012-09-28 | 2012-09-28 | Heat source tower heat pump system based on solar energy regeneration |
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Cited By (6)
| 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 |
| CN103438614A (en) * | 2013-09-02 | 2013-12-11 | 东南大学 | Solution regenerating device achieving controllable condensation based on vacuum boiling |
| CN103807946A (en) * | 2014-01-26 | 2014-05-21 | 浙江理工大学 | Distillation regeneration device of heat source tower antifreeze solution |
| CN105871317A (en) * | 2016-04-08 | 2016-08-17 | 中国矿业大学 | Air pressure energy-assisted solar cleaning system and tracker |
| CN106839519A (en) * | 2017-04-12 | 2017-06-13 | 南京工程学院 | The heat source tower heat pump system of solution regeneration is realized based on hydrate |
| CN109442789A (en) * | 2018-10-31 | 2019-03-08 | 重庆嘉福平能源科技有限公司 | Heat source tower heat pump combined air-conditioning system |
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2012
- 2012-09-28 CN CN 201220499594 patent/CN202853213U/en not_active Withdrawn - After Issue
Cited By (12)
| 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 |
| CN103438614A (en) * | 2013-09-02 | 2013-12-11 | 东南大学 | Solution regenerating device achieving controllable condensation based on vacuum boiling |
| CN103438614B (en) * | 2013-09-02 | 2015-08-26 | 东南大学 | The controlled regenerative device of solution of condensation is also realized based on vacuum boiling |
| CN103807946A (en) * | 2014-01-26 | 2014-05-21 | 浙江理工大学 | Distillation regeneration device of heat source tower antifreeze solution |
| CN103807946B (en) * | 2014-01-26 | 2016-06-15 | 浙江理工大学 | The rectification regenerating unit of heat source tower anti-freezing solution |
| CN105871317A (en) * | 2016-04-08 | 2016-08-17 | 中国矿业大学 | Air pressure energy-assisted solar cleaning system and tracker |
| CN105871317B (en) * | 2016-04-08 | 2017-10-20 | 中国矿业大学 | The solar energy cleaning systems and tracker of a kind of air pressure energy power-assisted |
| CN106839519A (en) * | 2017-04-12 | 2017-06-13 | 南京工程学院 | The heat source tower heat pump system of solution regeneration is realized based on hydrate |
| CN106839519B (en) * | 2017-04-12 | 2023-05-09 | 南京工程学院 | Heat source tower heat pump system for realizing solution regeneration based on hydrate method |
| CN109442789A (en) * | 2018-10-31 | 2019-03-08 | 重庆嘉福平能源科技有限公司 | Heat source tower heat pump combined air-conditioning system |
| CN109442789B (en) * | 2018-10-31 | 2024-01-19 | 广东恒泰制冷科技有限公司 | Heat source tower heat pump combined air conditioning system |
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