CN203478697U - Integrated heat pump device for heat source tower - Google Patents
Integrated heat pump device for heat source tower Download PDFInfo
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- CN203478697U CN203478697U CN201320538714.9U CN201320538714U CN203478697U CN 203478697 U CN203478697 U CN 203478697U CN 201320538714 U CN201320538714 U CN 201320538714U CN 203478697 U CN203478697 U CN 203478697U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 130
- 230000008929 regeneration Effects 0.000 claims abstract description 32
- 238000011069 regeneration method Methods 0.000 claims abstract description 32
- 239000003507 refrigerant Substances 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims description 112
- 150000001875 compounds Chemical class 0.000 claims description 93
- 239000000463 material Substances 0.000 claims description 92
- 239000000945 filler Substances 0.000 claims description 48
- 230000001105 regulatory Effects 0.000 claims description 45
- 239000002699 waste material Substances 0.000 claims description 21
- 230000001276 controlling effect Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 239000000498 cooling water Substances 0.000 description 34
- 238000001704 evaporation Methods 0.000 description 20
- 238000010438 heat treatment Methods 0.000 description 14
- 238000007906 compression Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000001172 regenerating Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000056 organs Anatomy 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
Abstract
The utility model discloses an integrated heat pump device for a heat source tower. The integrated heat pump device for the heat source tower comprises a refrigerant loop, a liquor loop, an air loop and a cold and hot water loop. Heat librated due to undercooling of refrigerant serves as liquor regeneration heat; the problem that a heat pump system of the heat source tower does not have a liquor regeneration heat source is effectively solved; heat absorption and concentration of liquor are controlled integrally, so that the heat pump system of the heat source tower is compact and flexible; and the same air is used in a liquor heat absorption process and a liquor regeneration process in a series-connection manner, the liquor regeneration efficiency is efficient, the heat pump system of the heat source tower can safely and reliably run under various work conditions, and the integrated high efficiency of the system is realized.
Description
Technical field
The utility model belongs to refrigerated air-conditioning system Design and manufacture field, relates to a kind of realization and controls integrated efficient heat source tower heat pump assembly based on solution heat absorption and solution concentration.
Background technology
Heat source tower heat pump system has the high efficiency that can realize water-cooled handpiece Water Chilling Units in summer, can avoid the frosting problem of air source heat pump winter, there is not the features such as the suffered geographical conditions restriction of water/ground source heat pump, become a kind of new departure in Building Cooling source, Xia Redong cryogenic region, its principle is heat source tower operation of heat pump cooling condition in summer, heat source tower is equivalent to the cooling tower of water-cooled handpiece Water Chilling Units, heat source tower heat pump system realizes the efficient of water-cooled handpiece Water Chilling Units, during heat source tower heat pump winter heating, utilize solution in heat source tower and air heat-exchange, in solution absorption air, heat is as the low level heat energy of source pump, but in this process, there is difference in the partial pressure of water vapor because of water in air vapor partial pressure power and solution surface also, airborne moisture will enter solution, make the concentration of solution thinning, cause the freezing point of solution to rise, safe and reliable for assurance system operation, need to regulate the moisture entering in solution, the concentration of solution is controlled, thereby guarantee the stable of freezing point of solution.Solution concentration is controlled, Main Means is the regeneration of carrying out solution, simultaneously, the regenerative process of solution is a process that need to absorb heat, therefore, takes which kind of regeneration, how to obtain the regeneration thermal source of solution, and realize the efficient utilization of regeneration of waste liquor heat, to improving heat source tower heat pump systematic function, guarantee that security of system reliability service is significant.
In addition, conventional heat source tower heat pump system has the cold handpiece Water Chilling Units form of similar water, the Btu utilization solution absorbing in heat source tower is the evaporimeter to unit as transportation work medium transport, and in this process, need to consume larger solution transfer pump merit, can reduce or reduce this part pump merit also significant to entire system efficiency is provided.
Therefore, the efficient utilization of taking which kind of regeneration, how solving regeneration of waste liquor thermal source and the regeneration of waste liquor heat of heat source tower heat pump system, realize heat source tower heat pump system compact, flexible, the problems such as comprehensive high-efficiency that improve heat source tower heat pump system, designing a kind of new and effective heat source tower heat pump system becomes those skilled in the art's technical barrier in the urgent need to address.
Utility model content
technical problem:the purpose of this utility model is to provide a kind of efficient solution heat source tower heat pump system solution concentration control problem, realizing solution heat absorption controls integrated with solution concentration, make heat source tower heat pump system compact, flexibly, assurance system safe and reliable integrated heat source tower heat pump device under various operating conditions.
technical scheme:the integrated heat source tower heat pump device of the utility model, comprises refrigerant loop, solution loop, air loop and hot and cold water loop.Refrigerant loop comprises compressor, cross valve, First Heat Exchanger, the first check valve, the second check valve, the first magnetic valve, the second magnetic valve, the second heat exchanger, reservoir, filter, electric expansion valve, the 3rd check valve and the 4th check valve, gas-liquid separator, material filling type coil heat exchanger and relevant connection pipeline thereof, described First Heat Exchanger is also the component parts in hot and cold water loop simultaneously, the second heat exchanger is also the component parts of solution loop simultaneously, and material filling type coil heat exchanger is also the component parts of air loop and solution loop simultaneously.
In refrigerant loop, the output of compressor is connected with cross valve first input end, cross valve the first output is connected with First Heat Exchanger first input end, First Heat Exchanger the first output is connected with the outlet of the 3rd check valve with the entrance of the first check valve simultaneously, the outlet of the first check valve is divided into three tunnels, first magnetic valve of leading up to is connected with the input of reservoir, one tunnel is connected with the outlet of the second check valve, second magnetic valve of separately leading up to is connected with the second heat exchanger first input end, the entrance of the second check valve is connected with compound heat source tower tower body the 3rd input, second heat exchanger the first output is also connected with the input of reservoir, the output of reservoir is connected with the input of electric expansion valve by filter, the output of electric expansion valve is divided into two-way, one tunnel connects the entrance of the 3rd check valve, an other road connects the entrance of the 4th check valve, the outlet of the 4th check valve is also connected with compound heat source tower tower body the 3rd input, compound heat source tower tower body the 3rd input is also connected with material filling type coil heat exchanger cold-producing medium input simultaneously, material filling type coil heat exchanger cold-producing medium output is connected with compound heat source tower tower body the first output, compound heat source tower tower body the first output is also connected with cross valve the second input simultaneously, cross valve the second output is connected with the input of gas-liquid separator, the output of gas-liquid separator is connected with the input of compressor.
Solution loop comprises the second heat exchanger, electric three-way regulating valves, material filling type coil heat exchanger, the first liquid distributor, filler, the second liquid distributor, solution pump, collecting tank, compound heat source tower tower body and relevant connection pipeline thereof, and described filler is also the component parts of air loop simultaneously.
In solution loop, compound heat source tower tower body the second output is connected with the entrance of solution pump, solution delivery side of pump is connected with electric three-way regulating valves input, electric three-way regulating valves the first output is connected with compound heat source tower tower body the second input, and compound heat source tower tower body the second input is also connected with the first liquid distributor entrance simultaneously; Electric three-way regulating valves second output termination second heat exchanger the second input, second heat exchanger the second output is connected with compound heat source tower tower body first input end, compound heat source tower tower body first input end is also connected with the entrance of the second liquid distributor simultaneously, filler is positioned in the middle of the second liquid distributor and the first liquid distributor, collecting tank is positioned at the bottom of compound heat source tower tower body, collecting tank outlet is also connected with compound heat source tower tower body the second output, and solution delivery side of pump is provided with solution temperature sensor and solution density sensor.
Air loop comprises compound heat source tower tower body and is successively set on from bottom to up the material filling type coil heat exchanger of compound heat source tower tower body inside, filler, anti-waft liquid device, blower fan.Air humidity sensor and air temperature sensor are equipped with in air intake place at compound heat source tower tower body
Hot and cold water loop comprise First Heat Exchanger and and unit hot and cold water backwater end and hot and cold water for the relevant connection pipeline between water end (W.E.).
In hot and cold water loop, First Heat Exchanger the second input picks and organizes hot and cold water backwater end, and First Heat Exchanger the second output picks group hot and cold water for water end (W.E.).
In the utility model, utilize in the second heat exchanger and cross cold refrigerant cools liberated heat as regeneration of waste liquor heat.
In the utility model, by air humidity sensor and air temperature sensor, measure respectively the humidity and temperature of the air that enters compound heat source tower, acquisition enters the partial pressure of water vapor of the air of material filling type coil heat exchanger, by solution temperature sensor and solution density sensor, measure respectively temperature and the density that pumps the solution coming from solution, acquisition sprays the partial pressure of water vapor of the solution surface of material filling type coil heat exchanger by the first liquid distributor, the comparison of the partial pressure of water vapor size by solution surface and air, judge whether solution needs to regenerate, by controlling electric three-way regulating valves, to entering the liquid inventory of the second heat exchanger and the first liquid distributor, regulate respectively, thereby regulate total heat for regeneration of waste liquor.
In the air loop of the utility model device, first air lowers the temperature and dehumidification via material filling type coil heat exchanger, then heats up and humidification via filler.
In the utility model, regeneration of waste liquor mode is more simple efficient, in the operation of heat source tower heat pump system winter heating, can by the second liquid distributor spray pyrosol to filler and after the heat exchange of material filling type coil heat exchanger the air heat and mass of low temperature and low humidity out, the partial pressure of water vapor of air is less than the partial pressure of water vapor of solution surface, air is taken away the moisture in solution, and has been discharged in surrounding environment by blower fan, thereby realizes regeneration of waste liquor.
In the utility model, described compound heat source tower structure height is compact, and whole heat pump can be highly integrated, and floor space is little, and can be placed on roof, do not take machine room area, compare with conventional heat source tower heat pump system (be heat source tower on roof, source pump is at ground machine room lower), connecting line between shortening heat pump assembly and heat source tower, thereby saved tubing, greatly reduced solution pump lift, reduced the power consumption of solution pump simultaneously.
During heat source tower heat pump refrigerating operaton in summer, the refrigerant gas of low-temp low-pressure is become the superheated vapor of HTHP and is discharged from gas-liquid separator after compressor suction compression, cold-producing medium enters in the material filling type coil heat exchanger being arranged in compound heat source tower tower body through cross valve, cold-producing medium in material filling type coil heat exchanger with water heat exchange, emit heat, be condensed into liquid, from material filling type coil heat exchanger out, again successively through the second check valve, the second magnetic valve (now the first closed electromagnetic valve) enters in the second heat exchanger, liquid refrigerant and cooling water heat exchange, cold-producing medium is emitted heat, realize further excessively cold, cold-producing medium is from the second heat exchanger flows out, pass through successively reservoir, filter, after electric expansion valve, by throttling, become the gas-liquid two-phase of low-temp low-pressure, through the 3rd check valve, enter First Heat Exchanger again, the cold-producing medium evaporation of absorbing heat in First Heat Exchanger, produce chilled water, after evaporating completely, cold-producing medium out through cross valve, enters gas-liquid separator from First Heat Exchanger, and then be inhaled into compressor, so circulation, produce chilled water.Now in solution loop, charging cooling water, in solution loop, cooling water in collecting tank is sucked by solution pump out from compound heat source tower tower body the second output, after the pressurization of solution pump, cooling water enters electric three-way regulating valves, cooling water is divided into two-way in electric three-way regulating valves, one road is flowed out and is entered the first liquid distributor from electric three-way regulating valves the first output, an other road is flowed out and is entered the second heat exchanger from electric three-way regulating valves the second output, cooling water carries out heat exchange with liquid refrigerant in the second heat exchanger, absorb heat, after temperature raises, from the second heat exchanger, flow out and enter the second liquid distributor, cooling water is evenly sprayed in filler, cooling water carries out caloic exchange with air in filler, part cooling water evaporation, remaining cooling water temperature reduces, after cooling water flows out from filler, with from the first liquid distributor evenly ejection cooling water enter into material filling type coil heat exchanger together with mixing, therein with air and material filling type coil heat exchanger in cold-producing medium carry out heat exchange, part cooling water evaporation, the condensation of refrigerant of material filling type coil heat exchanger is become to liquid, cooling water falls into collecting tank from material filling type coil heat exchanger out, and then flow out from compound heat source tower tower body the second output, so circulation.In air loop, air enters compound heat source tower from compound heat source tower tower body bottom, then first enter material filling type coil heat exchanger, in material filling type coil heat exchanger, carry out caloic exchange with cooling water, part cooling water evaporation, in air, water capacity increases, air from material filling type coil heat exchanger out, enter in filler, air further with filler in cooling water carry out heat and mass, temperature and the water capacity of air further increase, air from filler out afterwards through the anti-liquid device that wafts, in air, the little water droplet of liquid is blocked, then air is sucked by blower fan out from the anti-liquid device that wafts, after pressurization, discharge compound heat source tower.In hot and cold water loop, chilled water enters First Heat Exchanger from the hot and cold water backwater end of unit, chilled water therein with cold-producing medium heat exchange, temperature reduces, chilled water flows out unit by the hot and cold water of unit for water end (W.E.) from First Heat Exchanger out.
Heat source tower heat pump winter heating operation minute two kinds of patterns, heating operation pattern one: heat source tower heat pump winter heating operation, in air, humidity is less, when the airborne partial pressure of water vapor in compound heat source tower is less than or equal to the partial pressure of water vapor of solution surface, be that moisture is when solution enters into air, in gas-liquid separator, the refrigerant gas of low-temp low-pressure is sucked by compressor, after compression, discharge, by cross valve, enter First Heat Exchanger, cold-producing medium is emitted heat in First Heat Exchanger, self is condensed into liquid, produce heat supply hot water, then by the first check valve, after the first magnetic valve (now the second closed electromagnetic valve), pass through successively reservoir, filter, after electric expansion valve, cold-producing medium is by reducing pressure by regulating flow, with gas-liquid two-phase, by the 4th check valve, enter in material filling type coil heat exchanger, cold-producing medium in material filling type coil heat exchanger with solution heat exchange, cold-producing medium evaporation endothermic, after evaporating completely, cold-producing medium enters gas-liquid separator from the material filling type coil heat exchanger cross valve of out flowing through, finally again by compressor, sucked, thereby complete, heat circulation, produce heat supply hot water.Now in solution loop, charging solution.In solution loop, in collecting tank, solution is sucked by solution pump from compound heat source tower tower body the second output flows out, after the pressurization of solution pump, enter electric three-way regulating valves, solution all enters the first liquid distributor from electric three-way regulating valves the first output outflow, and (now electric three-way regulating valves the second output is closed, flowing out flow is zero), in the first liquid distributor, solution is evenly sprayed in material filling type coil heat exchanger, solution flows downward with even liquid film or drop form, carry out heat and mass with the air in air loop, solution absorbs heat, simultaneously solution also with material filling type coil heat exchange organ pipe in cold-producing medium carry out heat exchange, transfer heat to the cold-producing medium in material filling type coil heat exchanger, solution is from material filling type coil heat exchanger flows out, fall into collecting tank, then solution flows out from compound heat source tower tower body the second output again.
In air loop, air enters compound heat source tower from compound heat source tower tower body bottom, then first enter material filling type coil heat exchanger, in material filling type coil heat exchanger, carry out caloic exchange with solution, air themperature reduces, water capacity increases, air from material filling type coil heat exchanger out, enter in filler, because the second liquid distributor has solution, do not flow out, air will directly enter the anti-liquid device that wafts by filler, and in air, solution droplet is blocked, then air is sucked by blower fan out from the anti-liquid device that wafts, and discharges compound heat source tower after pressurization.In hot and cold water loop, hot water enters First Heat Exchanger from the hot and cold water backwater end of unit, hot water therein with cold-producing medium heat exchange, after temperature raises, from First Heat Exchanger out, by the hot and cold water of unit, for water end (W.E.), flow out unit.
Heating operation pattern two: humidity is larger in air, when the airborne partial pressure of water vapor in compound heat source tower is greater than the partial pressure of water vapor of solution surface, be that moisture is when air enters into solution, in refrigerant loop, in gas-liquid separator, the refrigerant gas of low-temp low-pressure is sucked by compressor, after compression, discharge, by cross valve, enter First Heat Exchanger, cold-producing medium is emitted heat in First Heat Exchanger, be condensed into liquid, produce heat supply hot water, cold-producing medium from First Heat Exchanger out after, by the first check valve, after the second magnetic valve (now the first closed electromagnetic valve), enter the second heat exchanger, in the second heat exchanger, carry out heat exchange with solution, cold-producing medium is emitted heat, further cross cold, from the second heat exchanger, pass through successively reservoir out, filter, electric expansion valve, cold-producing medium is by reducing pressure by regulating flow, with gas-liquid two-phase, by the 4th check valve, enter material filling type coil heat exchanger, in material filling type coil heat exchanger with solution heat exchange, carry out evaporation endothermic, after evaporating completely, cold-producing medium enters gas-liquid separator from the material filling type coil heat exchanger cross valve of out flowing through, finally again by compressor, sucked, again compressed participation circulation.Now in solution loop, charging solution, in collecting tank, solution enters solution pump from compound heat source tower tower body the second output out, after the pressurization of solution pump, enter electric three-way regulating valves, solution is divided into two-way in electric three-way regulating valves, one road is flowed out and is entered the first liquid distributor from electric three-way regulating valves the first output, an other road is flowed out and is entered the second heat exchanger from electric three-way regulating valves the second output, solution carries out heat exchange with liquid refrigerant in the second heat exchanger, absorb heat, after temperature raises, from the second heat exchanger, flow out and enter the second liquid distributor, solution is evenly sprayed in filler, solution carries out caloic exchange with air in filler, because now solution temperature is higher, partial pressure of water vapor in solution is greater than water in air vapor partial pressure power, in solution, moisture enters in air, solution concentration will improve, realize regeneration of waste liquor, after solution flows out from filler, together with after mixing with solution from evenly dispensing the first liquid distributor, enter into material filling type coil heat exchanger, solution carries out heat exchange with air therein, solution absorbs heat from air, temperature raises, airborne partial pressure of water vapor is greater than the partial pressure of water vapor of solution surface simultaneously, moisture in air enters solution, solution absorbs this part latent heat, solution concentration will reduce.Meanwhile, solution also with material filling type coil heat exchanger in cold-producing medium heat exchange, solution is emitted heat, makes cold-producing medium heat absorption evaporation, the temperature of solution will reduce.Solution falls into collecting tank from material filling type coil heat exchanger out, and then from compound heat source tower tower body the second output, flows out so circulation.
In air loop, air enters compound heat source tower from compound heat source tower tower body bottom, then first enter material filling type coil heat exchanger, in material filling type coil heat exchanger, carry out caloic exchange with solution, because airborne partial pressure of water vapor is greater than the partial pressure of water vapor of solution surface, air themperature reduces water capacity simultaneously and reduces, air from material filling type coil heat exchanger out, enter in filler, now the solution temperature in filler is higher, and air temperature after material filling type coil heat exchanger reduces, water capacity reduces, therefore, in filler, the surperficial partial pressure of water vapor of solution is much larger than airborne partial pressure of water vapor, now the moisture in solution will enter air in a large number, the concentration of solution is improved, the temperature of air and water capacity will significantly rise, air from filler out afterwards through the anti-liquid device that wafts, in air, solution droplet is blocked, then air is sucked by blower fan out from the anti-liquid device that wafts, after pressurization, discharge compound heat source tower.
In hot and cold water loop, heat supply hot water enters First Heat Exchanger from the hot and cold water backwater end of unit, hot water therein with cold-producing medium heat exchange, after temperature raises, from First Heat Exchanger out, by the hot and cold water of unit, for water end (W.E.), flow out unit.
In system heating operation pattern two processes, 1) regeneration of waste liquor utilization is the cooling cold institute liberated heat of realizing of liquid refrigerant, by controlling electric three-way regulating valves, realization regulates entering respectively the liquid inventory of the first liquid distributor and the second liquid distributor, regulate and enter the amount of solution of regenerating in filler, thereby realize the control to solution concentration in compound heat source tower; 2) utilize filler to connect on air loop with material filling type coil heat exchanger, when having realized air and provide low level heat energy by material filling type coil heat exchanger for heat pump, utilization is from low temperature and the low humidity of material filling type coil heat exchanger air out, the environment providing for regeneration of waste liquor, realize the better regeneration of solution, when making system obtain efficient heating efficiency, have best regeneration of waste liquor performance, keeping system is safe and reliable to operation.
beneficial effect:the utility model compared with prior art, has the following advantages:
1, in the utility model device, material filling type coil heat exchanger low temperature, low humidity air is out the environment that regeneration of waste liquor provides, and improved system regeneration of waste liquor performance, and keeping system is safe and reliable to operation.
2, the utility model apparatus structure highly compact, whole heat pump can be highly integrated, floor space is little, and can be placed on roof, does not take machine room area, with conventional heat source tower heat pump system (be that heat source tower is on roof, source pump is at ground machine room lower) compare, the connecting line between shortening heat pump assembly and heat source tower, thus saved tubing, greatly reduce solution pump lift, reduced the power consumption of solution pump simultaneously.
3, in the utility model device, adopt cold-producing medium to cross cold liberated heat as regeneration of waste liquor heat, efficiently solved the regeneration of waste liquor thermal source of heat source tower heat pump system, and realize solution heat absorption and control integrated with solution concentration.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the integrated heat source tower heat pump device of the utility model.
In figure, have: 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 3; 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; The first magnetic valve 6; The second magnetic valve 7; The second heat exchanger 8; The second heat exchanger first input end 8a; Second heat exchanger the first output 8b; Second heat exchanger the second input 8c; Second heat exchanger the second output 8d; Reservoir 9; Filter 10; Electric expansion valve 11; The 3rd check valve 12; The 4th check valve 13; Gas-liquid separator 14; Electric three-way regulating valves 15; Electric three-way regulating valves input 15a; Electric three-way regulating valves the first output 15b; Electric three-way regulating valves the second output 15c; Collecting tank 16; Material filling type coil heat exchanger 17; Material filling type coil heat exchanger cold-producing medium input 17a; Material filling type coil heat exchanger cold-producing medium output 17b; The first liquid distributor 18; Filler 19; The second liquid distributor 20; The anti-liquid device 21 that wafts; Blower fan 22; Solution pump 23; Compound heat source tower tower body 24; Compound heat source tower tower body first input end 24a; Compound heat source tower tower body the second input 24b; Compound heat source tower tower body the 3rd input 24c; Compound heat source tower tower body the first output 24d; Compound heat source tower tower body the second output 24e; Air humidity sensor 25; Air temperature sensor 26; Solution temperature sensor 27; Solution density sensor 28.
The specific embodiment
Below in conjunction with Fig. 1 and specific embodiment, further illustrate the utility model.
Integrated heat source tower heat pump device of the present utility model, comprises refrigerant loop, solution loop, air loop and hot and cold water loop.Concrete method of attachment is
In refrigerant loop, the output of compressor 1 is connected with cross valve first input end 2a, cross valve the first output 2b is connected with First Heat Exchanger first input end 3a, First Heat Exchanger the first output 3b is connected with the outlet of the 3rd check valve 12 with the entrance of the first check valve 4 simultaneously, the outlet of the first check valve 4 is divided into three tunnels, and first magnetic valve 6 of leading up to is connected with the input of reservoir 9, one tunnel is connected with the outlet of the second check valve 5, second magnetic valve 7 of separately leading up to is connected with the second heat exchanger first input end 8a, the entrance of the second check valve 5 is connected with compound heat source tower tower body the 3rd input 24c, second heat exchanger the first output 8b is also connected with the input of reservoir 9, the output of reservoir 9 is connected with the input of electric expansion valve 11 by filter 10, the output of electric expansion valve 11 is divided into two-way, one tunnel connects the entrance of the 3rd check valve 12, an other road connects the entrance of the 4th check valve 13, the outlet of the 4th check valve 13 is also connected with compound heat source tower tower body the 3rd input 24c, compound heat source tower tower body the 3rd input 24c is also connected with material filling type coil heat exchanger cold-producing medium input 17a simultaneously, material filling type coil heat exchanger cold-producing medium output 17b is connected with compound heat source tower tower body the first output 24d, compound heat source tower tower body the first output 24d is also connected with cross valve the second input 2c simultaneously, cross valve the second output 2d is connected with the input of gas-liquid separator 14, the output of gas-liquid separator 14 is connected with the input of compressor 1.
In solution loop, compound heat source tower tower body the second output 24e is connected with the entrance of solution pump 23, the outlet of solution pump 23 is connected with electric three-way regulating valves input 15a, electric three-way regulating valves the first output 15b is connected with compound heat source tower tower body the second input 24b, and compound heat source tower tower body the second input 24b is also connected with the entrance of the first liquid distributor 18 simultaneously, electric three-way regulating valves the second output 15c meets second heat exchanger the second input 8c, second heat exchanger the second output 8d is connected with compound heat source tower tower body first input end 24a, compound heat source tower tower body first input end 24a is also connected with the entrance of the second liquid distributor 20 simultaneously, filler 19 is positioned in the middle of the second liquid distributor 20 and the first liquid distributor 18, collecting tank 16 is positioned at the bottom of compound heat source tower tower body 24, collecting tank 16 outlets are also connected with compound heat source tower tower body the second output 24e, the outlet of solution pump 23 is provided with solution temperature sensor 27 and solution density sensor 28.
Air loop, sets gradually collecting tank 16, material filling type coil heat exchanger 17, filler 19, anti-waft liquid device 21, blower fan 22 from bottom to up in compound heat source tower tower body 24 inside.Air humidity sensor 25 and air temperature sensor 26 are arranged on the air intake of compound heat source tower tower body 24.
In hot and cold water loop, First Heat Exchanger the second input 3c picks and organizes hot and cold water backwater end, and First Heat Exchanger the second output 3d picks group hot and cold water for water end (W.E.).
During heat source tower heat pump refrigerating operaton in summer, the refrigerant gas of low-temp low-pressure is become the superheated vapor of HTHP and is discharged from gas-liquid separator 14 after compressor 1 suction compression, cold-producing medium enters in the material filling type coil heat exchanger 17 being arranged in compound heat source tower tower body 24 through cross valve 2, cold-producing medium in material filling type coil heat exchanger 17 with water heat exchange, emit heat, be condensed into liquid, from material filling type coil heat exchanger 17 out, again successively through the second check valve 5, the second magnetic valve 7(now the first magnetic valve 6 closes) enter in the second heat exchanger 8, liquid refrigerant and cooling water heat exchange, cold-producing medium is emitted heat, realize further excessively cold, cold-producing medium is from the second heat exchanger 8 flows out, pass through successively reservoir 9, filter 10, the rear gas-liquid two-phase that is become low-temp low-pressure by throttling of electric expansion valve 11, through the 3rd check valve 12, enter First Heat Exchanger 3 again, the cold-producing medium evaporation of absorbing heat in First Heat Exchanger 3, produce chilled water, after evaporating completely, cold-producing medium out through cross valve 2, enters gas-liquid separator 14 from First Heat Exchanger 3, and then be inhaled into compressor 1, so circulation, produce chilled water.Now in solution loop, charging cooling water, in solution loop, cooling water in collecting tank 16 is sucked by solution pump 23 out from compound heat source tower tower body the second output 24e, after 23 pressurizations of solution pump, cooling water enters electric three-way regulating valves 15, cooling water is divided into two-way in electric three-way regulating valves 15, one road is flowed out and is entered the first liquid distributor 18 from electric three-way regulating valves the first output 15b, an other road is flowed out and is entered the second heat exchanger 8 from electric three-way regulating valves the second output 15c, cooling water carries out heat exchange with liquid refrigerant in the second heat exchanger 8, absorb heat, after temperature raises, from the second heat exchanger 8, flow out and enter the second liquid distributor 20, cooling water is evenly sprayed in filler 19, cooling water carries out caloic exchange with air in filler 19, part cooling water evaporation, remaining cooling water temperature reduces, after cooling water flows out from filler 19, with from the first liquid distributor 18 evenly ejection cooling water enter into material filling type coil heat exchanger 17 together with mixing, therein with air and material filling type coil heat exchanger 17 in cold-producing medium carry out heat exchange, part cooling water evaporation, the condensation of refrigerant of material filling type coil heat exchanger 17 is become to liquid, cooling water falls into collecting tank 16 from material filling type coil heat exchanger 17 out, and then flow out from compound heat source tower tower body the second output 24e, so circulation.In air loop, air enters compound heat source tower from compound heat source tower tower body 24 bottoms, then first enter material filling type coil heat exchanger 17, in material filling type coil heat exchanger 17, carry out caloic exchange with cooling water, part cooling water evaporation, in air, water capacity increases, air from material filling type coil heat exchanger 17 out, enter in filler 19, air further with filler 19 in cooling water carry out heat and mass, temperature and the water capacity of air further increase, air from filler 19 out afterwards through the anti-liquid device 21 that wafts, in air, the little water droplet of liquid is blocked, then air is sucked by blower fan 22 out from the anti-liquid device 21 that wafts, after pressurization, discharge compound heat source tower.In hot and cold water loop, chilled water enters First Heat Exchanger 3 from the hot and cold water backwater end of unit, chilled water therein with cold-producing medium heat exchange, temperature reduces, chilled water flows out unit by the hot and cold water of unit for water end (W.E.) from First Heat Exchanger 3 out.
Heat source tower heat pump winter heating operation minute two kinds of patterns, heating operation pattern one: heat source tower heat pump winter heating operation, in air, humidity is less, when the airborne partial pressure of water vapor in compound heat source tower is less than or equal to the partial pressure of water vapor of solution surface, be that moisture is when solution enters into air, in gas-liquid separator 14, the refrigerant gas of low-temp low-pressure is sucked by compressor 1, after compression, discharge, by cross valve 2, enter First Heat Exchanger 3, cold-producing medium is emitted heat in First Heat Exchanger 3, self is condensed into liquid, produce heat supply hot water, then by the first check valve 4, the first magnetic valve 6(now the second magnetic valve 7 closes) after pass through successively reservoir 9, filter 10, after electric expansion valve 11, cold-producing medium is by reducing pressure by regulating flow, with gas-liquid two-phase, by the 4th check valve 13, enter in material filling type coil heat exchanger 17, cold-producing medium in material filling type coil heat exchanger 17 with solution heat exchange, cold-producing medium evaporation endothermic, after evaporating completely, cold-producing medium enters gas-liquid separator 14 from material filling type coil heat exchanger 17 cross valve 2 of out flowing through, finally again by compressor 1, sucked, thereby complete, heat circulation, produce heat supply hot water.Now in solution loop, charging solution.In solution loop, in collecting tank 16, solution is sucked by solution pump 23 from compound heat source tower tower body the second output 24e flows out, after 23 pressurizations of solution pump, enter electric three-way regulating valves 15, solution all from electric three-way regulating valves the first output 15b flow out enter the first liquid distributor 18(now electric three-way regulating valves the second output 15c close, flowing out flow is zero), in the first liquid distributor 18, solution is evenly sprayed in material filling type coil heat exchanger 17, solution flows downward with even liquid film or drop form, carry out heat and mass with the air in air loop, solution absorbs heat, simultaneously solution also with material filling type coil heat exchanger 17 pipes in cold-producing medium carry out heat exchange, transfer heat to the cold-producing medium in material filling type coil heat exchanger 17, solution is from material filling type coil heat exchanger 17 flows out, fall into collecting tank 16, then solution flows out from compound heat source tower tower body the second output 24e again.
In air loop, air enters compound heat source tower from compound heat source tower tower body 24 bottoms, then first enter material filling type coil heat exchanger 17, in material filling type coil heat exchanger 17, carry out caloic exchange with solution, air themperature reduces, water capacity increases, air from material filling type coil heat exchanger 17 out, enter in filler 19, because having solution, the second liquid distributor 20 do not flow out, air will directly enter the anti-liquid device 21 that wafts by filler 19, in air, solution droplet is blocked, then air is sucked by blower fan 22 out from the anti-liquid device 21 that wafts, after pressurization, discharge compound heat source tower.In hot and cold water loop, hot water enters First Heat Exchanger 3 from the hot and cold water backwater end of unit, hot water therein with cold-producing medium heat exchange, after temperature raises, from First Heat Exchanger 3 out, by the hot and cold water of unit, for water end (W.E.), flow out unit.
Heating operation pattern two: humidity is larger in air, when the airborne partial pressure of water vapor in compound heat source tower is greater than the partial pressure of water vapor of solution surface, be that moisture is when air enters into solution, in refrigerant loop, in gas-liquid separator 14, the refrigerant gas of low-temp low-pressure is sucked by compressor 1, after compression, discharge, by cross valve 2, enter First Heat Exchanger 3, cold-producing medium is emitted heat in First Heat Exchanger 3, be condensed into liquid, produce heat supply hot water, cold-producing medium from First Heat Exchanger 3 out after, by the first check valve 4, the second magnetic valve 7(now the first magnetic valve 6 closes) after enter the second heat exchanger 8, in the second heat exchanger 8, carry out heat exchange with solution, cold-producing medium is emitted heat, further cross cold, from the second heat exchanger 8, pass through successively reservoir 9 out, filter 10, electric expansion valve 11, cold-producing medium is by reducing pressure by regulating flow, with gas-liquid two-phase, by the 4th check valve 13, enter material filling type coil heat exchanger 17, in material filling type coil heat exchanger 17 with solution heat exchange, carry out evaporation endothermic, after evaporating completely, cold-producing medium enters gas-liquid separator 14 from material filling type coil heat exchanger 17 cross valve 2 of out flowing through, finally again by compressor 1, sucked, again compressed participation circulation.Now in solution loop, charging solution, in collecting tank 16, solution enters solution pump 23 from compound heat source tower tower body the second output 24e out, after 23 pressurizations of solution pump, enter electric three-way regulating valves 15, solution is divided into two-way in electric three-way regulating valves 15, one road is flowed out and is entered the first liquid distributor 18 from electric three-way regulating valves the first output 15b, an other road is flowed out and is entered the second heat exchanger 8 from electric three-way regulating valves the second output 15c, solution carries out heat exchange with liquid refrigerant in the second heat exchanger 8, absorb heat, after temperature raises, from the second heat exchanger 8, flow out and enter the second liquid distributor 20, solution is evenly sprayed in filler 19, solution carries out caloic exchange with air in filler 19, because now solution temperature is higher, partial pressure of water vapor in solution is greater than water in air vapor partial pressure power, in solution, moisture enters in air, solution concentration will improve, realize regeneration of waste liquor, after solution flows out from filler 19, together with after mixing with solution from evenly dispensing the first liquid distributor 18, enter into material filling type coil heat exchanger 17, solution carries out heat exchange with air therein, solution absorbs heat from air, temperature raises, airborne partial pressure of water vapor is greater than the partial pressure of water vapor of solution surface simultaneously, moisture in air enters solution, solution absorbs this part latent heat, solution concentration will reduce.Meanwhile, solution also with material filling type coil heat exchanger 17 in cold-producing medium heat exchange, solution is emitted heat, makes cold-producing medium heat absorption evaporation, the temperature of solution will reduce.Solution falls into collecting tank 16 from material filling type coil heat exchanger 17 out, and then from compound heat source tower tower body the second output, flows out 24e, so circulation.
In air loop, air enters compound heat source tower from compound heat source tower tower body 24 bottoms, then first enter material filling type coil heat exchanger 17, in material filling type coil heat exchanger 17, carry out caloic exchange with solution, because airborne partial pressure of water vapor is greater than the partial pressure of water vapor of solution surface, air themperature reduces water capacity simultaneously and reduces, air from material filling type coil heat exchanger 17 out, enter in filler 19, now the solution temperature in filler 19 is higher, and air temperature after material filling type coil heat exchanger 17 reduces, water capacity reduces, therefore, in filler 19, the surperficial partial pressure of water vapor of solution is much larger than airborne partial pressure of water vapor, now the moisture in solution will enter air in a large number, the concentration of solution is improved, the temperature of air and water capacity will significantly rise, air from filler 19 out afterwards through the anti-liquid device 21 that wafts, in air, solution droplet is blocked, then air is sucked by blower fan 22 out from the anti-liquid device 21 that wafts, after pressurization, discharge compound heat source tower.
In hot and cold water loop, heat supply hot water enters First Heat Exchanger 3 from the hot and cold water backwater end of unit, hot water therein with cold-producing medium heat exchange, after temperature raises, from First Heat Exchanger 3 out, by the hot and cold water of unit, for water end (W.E.), flow out unit.
In system heating operation pattern two processes, 1) regeneration of waste liquor utilization is the cooling cold institute liberated heat of realizing of liquid refrigerant, by controlling electric three-way regulating valves 15, realization regulates entering respectively the liquid inventory of the first liquid distributor 18 and the second liquid distributor 20, regulate the amount of solution that enters regeneration in filler 19, thereby realize the control to solution concentration in compound heat source tower; 2) utilize filler 19 to connect on air loop with material filling type coil heat exchanger 17, when having realized air and provide low level heat energy by material filling type coil heat exchanger 17 for heat pump, utilization is from low temperature and the low humidity of material filling type coil heat exchanger 17 air out, the environment providing for regeneration of waste liquor, realize the better regeneration of solution, when making system obtain efficient heating efficiency, have best regeneration of waste liquor performance, keeping system is safe and reliable to operation.
Claims (4)
1. an integrated heat source tower heat pump device, is characterized in that, this device comprises refrigerant loop, solution loop, air loop and hot and cold water loop;
Described refrigerant loop comprises compressor (1), cross valve (2), First Heat Exchanger (3), the first check valve (4), the second check valve (5), the first magnetic valve (6), the second magnetic valve (7), the second heat exchanger (8), reservoir (9), filter (10), electric expansion valve (11), the 3rd check valve (12), the 4th check valve (13), gas-liquid separator (14), material filling type coil heat exchanger (17) and relevant connection pipeline thereof, described First Heat Exchanger (3) is also the component parts in hot and cold water loop simultaneously, the second heat exchanger (8) is also the component parts of solution loop simultaneously, material filling type coil heat exchanger (17) is also the component parts of air loop and solution loop simultaneously,
In described refrigerant loop, the output of compressor (1) is connected with cross valve first input end (2a), cross valve the first output (2b) is connected with First Heat Exchanger first input end (3a), First Heat Exchanger the first output (3b) is connected with the outlet of the 3rd check valve (12) with the entrance of the first check valve (4) simultaneously, the outlet of the first check valve (4) is divided into three tunnels, and the first magnetic valve (6) of leading up to is connected with the input of reservoir (9), one tunnel is connected with the outlet of the second check valve (5), and the second magnetic valve (7) of separately leading up to is connected with the second heat exchanger first input end (8a), and the entrance of the second check valve (5) is connected with compound heat source tower tower body the 3rd input (24c), second heat exchanger the first output (8b) is also connected with the input of reservoir (9), the output of reservoir (9) is connected with the input of electric expansion valve (11) by filter (10), the output of electric expansion valve (11) is divided into two-way, one tunnel connects the entrance of the 3rd check valve (12), an other road connects the entrance of the 4th check valve (13), the outlet of the 4th check valve (13) is also connected with compound heat source tower tower body the 3rd input (24c), compound heat source tower tower body the 3rd input (24c) is also connected with material filling type coil heat exchanger cold-producing medium input (17a) simultaneously, material filling type coil heat exchanger cold-producing medium output (17b) is connected with compound heat source tower tower body the first output (24d), compound heat source tower tower body the first output (24d) is also connected with cross valve the second input (2c) simultaneously, cross valve the second output (2d) is connected with the input of gas-liquid separator (14), the output of gas-liquid separator (14) is connected with the input of compressor (1),
Described solution loop comprises the second heat exchanger (8), electric three-way regulating valves (15), material filling type coil heat exchanger (17), the first liquid distributor (18), filler (19), the second liquid distributor (20), solution pump (23), collecting tank (16), compound heat source tower tower body (24) and relevant connection pipeline thereof, and described filler (19) is also the component parts of air loop simultaneously;
In solution loop, compound heat source tower tower body the second output (24e) is connected with the entrance of solution pump (23), the outlet of solution pump (23) is connected with electric three-way regulating valves input (15a), electric three-way regulating valves the first output (15b) is connected with compound heat source tower tower body the second input (24b), and compound heat source tower tower body the second input (24b) is also connected with the first liquid distributor (18) entrance simultaneously, electric three-way regulating valves the second output (15c) connects second heat exchanger the second input (8c), second heat exchanger the second output (8d) is connected with compound heat source tower tower body first input end (24a), compound heat source tower tower body first input end (24a) is also connected with the entrance of the second liquid distributor (20) simultaneously, it is middle with the first liquid distributor (18) that filler (19) is positioned at the second liquid distributor (20), collecting tank (16) is positioned at the bottom of compound heat source tower tower body (24), the outlet of collecting tank (16) is also connected with compound heat source tower tower body the second output (24e), the outlet of solution pump (23) is provided with solution temperature sensor (27) and solution density sensor (28),
Described air loop comprises compound heat source tower tower body (24) and is successively set on from bottom to up the inner material filling type coil heat exchanger (17) of described compound heat source tower tower body (24), filler (19), anti-waft liquid device (21) and blower fan (22), air humidity sensor (25) and air temperature sensor (26) are housed at the air intake place of compound heat source tower tower body (24);
Described hot and cold water loop comprise First Heat Exchanger (3) and and unit hot and cold water backwater end and hot and cold water for the relevant connection pipeline between water end (W.E.); In described hot and cold water loop, First Heat Exchanger the second input (3c) picks and organizes hot and cold water backwater end, and First Heat Exchanger the second output (3d) picks group hot and cold water for water end (W.E.).
2. integrated heat source tower heat pump device according to claim 1, is characterized in that, utilizes in described the second heat exchanger (8) and crosses cold refrigerant cools liberated heat as regeneration of waste liquor heat.
3. integrated heat source tower heat pump device according to claim 1, it is characterized in that, by air humidity sensor (25) and air temperature sensor (26), measure respectively the humidity and temperature of the air that enters compound heat source tower, acquisition enters the partial pressure of water vapor of the air of material filling type coil heat exchanger (17), by solution temperature sensor (27) and solution density sensor (28), measure respectively from temperature and the density of solution pump (23) solution out, obtain the partial pressure of water vapor to the solution surface of material filling type coil heat exchanger (17) by the first liquid distributor (18) spray, the comparison of the partial pressure of water vapor size by solution surface and air, judge whether solution needs to regenerate, by controlling electric three-way regulating valves (15), to entering the liquid inventory of the second heat exchanger (8) and the first liquid distributor (18), regulate respectively, thereby regulate total heat for regeneration of waste liquor.
4. integrated heat source tower heat pump device according to claim 1, is characterized in that, in described air loop, first air lowers the temperature and dehumidification via material filling type coil heat exchanger (17), then heats up and humidification via filler (19).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538714.9U CN203478697U (en) | 2013-09-02 | 2013-09-02 | Integrated heat pump device for heat source tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320538714.9U CN203478697U (en) | 2013-09-02 | 2013-09-02 | Integrated heat pump device for heat source tower |
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| CN203478697U true CN203478697U (en) | 2014-03-12 |
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| CN201320538714.9U Withdrawn - After Issue CN203478697U (en) | 2013-09-02 | 2013-09-02 | Integrated heat pump device for heat source tower |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438613A (en) * | 2013-09-02 | 2013-12-11 | 东南大学 | Compound integrated heat source tower heat pump device |
| CN103954072A (en) * | 2014-03-20 | 2014-07-30 | 广东美的暖通设备有限公司 | Air-cooled heat pump unit |
| CN104323744A (en) * | 2014-10-15 | 2015-02-04 | 群耀光电科技（苏州）有限公司 | Water return mechanism of steam cleaner and steam cleaner |
| CN105222402A (en) * | 2014-07-05 | 2016-01-06 | 刘秋克 | Open type tower heat-obtaining deionization drift gravity liquid heat pump assembly |
-
2013
- 2013-09-02 CN CN201320538714.9U patent/CN203478697U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438613A (en) * | 2013-09-02 | 2013-12-11 | 东南大学 | Compound integrated heat source tower heat pump device |
| CN103438613B (en) * | 2013-09-02 | 2015-05-13 | 东南大学 | Compound integrated heat source tower heat pump device |
| CN103954072A (en) * | 2014-03-20 | 2014-07-30 | 广东美的暖通设备有限公司 | Air-cooled heat pump unit |
| CN105222402A (en) * | 2014-07-05 | 2016-01-06 | 刘秋克 | Open type tower heat-obtaining deionization drift gravity liquid heat pump assembly |
| CN105222402B (en) * | 2014-07-05 | 2018-07-03 | 刘秋克 | Open type tower takes hot deionization drift gravity liquid heat pump assembly |
| CN104323744A (en) * | 2014-10-15 | 2015-02-04 | 群耀光电科技（苏州）有限公司 | Water return mechanism of steam cleaner and steam cleaner |
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