CN103411352B - Heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling - Google Patents
Heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling Download PDFInfo
- Publication number
- CN103411352B CN103411352B CN201310384848.4A CN201310384848A CN103411352B CN 103411352 B CN103411352 B CN 103411352B CN 201310384848 A CN201310384848 A CN 201310384848A CN 103411352 B CN103411352 B CN 103411352B
- Authority
- CN
- China
- Prior art keywords
- solution
- heat
- loop
- heat exchanger
- regenerator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009835 boiling Methods 0.000 title claims abstract description 83
- 230000008929 regeneration Effects 0.000 title claims abstract description 45
- 238000011069 regeneration method Methods 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 119
- 239000007788 liquid Substances 0.000 claims abstract description 55
- 238000010438 heat treatment Methods 0.000 claims abstract description 48
- 239000003507 refrigerant Substances 0.000 claims abstract description 39
- 239000002699 waste material Substances 0.000 claims description 12
- 230000001276 controlling effect Effects 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000005204 segregation Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/06—Air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
- F24D2200/123—Compression type heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/002—Compression machines, plants or systems with reversible cycle not otherwise provided for geothermal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/004—Outdoor unit with water as a heat sink or heat source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
- F25B2313/0254—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units in series arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Other Air-Conditioning Systems (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention discloses a heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling. The heat source tower heat pump device comprises a refrigerant loop, a solution loop, a vacuum maintaining loop, an air loop, a regeneration solution heating loop and a cold and hot water loop. According to the heat source tower heat pump device, the characteristic of solution boiling point depression in vacuum is fully utilized for solution regeneration, on the premise that heating operation of a heat pump system is not influenced, heat of subcooling of system liquid refrigerants is used as solution regeneration heat, the solution regeneration problem of the heat source tower heat pump system is completely solved, reliability of heating operation of the heat source tower heat pump system in winter is improved, and system comprehensive high efficiency is achieved.
Description
Technical field
The invention belongs to refrigerated air-conditioning system Design and manufacture field, relate to a kind of heat source tower heat pump device utilizing cold-producing medium heat of subcooling to realize the regeneration of solution low-pressure boiled.
Background technology
In recent years, southern heating problem receives increasing concern, has become the focus subject under discussion concerning the social people's livelihood.Along with the raising of people's living standard, China's hot-summer and cold-winter area, winter, the requirement to heating duration and comfortableness aspect was all more and more higher, and winter heating energy consumption increases sharply.
Build in existing conventional air-conditioning cold heat source plan, air source heat pump efficiency when cooling in summer is lower, there is frosting problem during winter heating; Handpiece Water Chilling Units+boiler scheme in the winter time heat supply time, handpiece Water Chilling Units is left unused, and adopts boiler combustion oil or natural gas heat supply, exist primary energy utilization ratio low wait not enough; Water earth source heat pump scheme is by the restriction of geographical geological conditions.Heat source tower heat pump scheme is a kind of novel building cold heat source plan developed for these deficiencies, it solves the demand of building cooling in summer, heat supply in winter by a set of unit simultaneously, and many deficiencies of building conventional cold heat source plan can be avoided, be a kind of novel building cold heat source plan with development prospect.
Heat source tower heat pump system in the winter time heating operation time, solution is utilized to carry out heat exchange with air in heat source tower, absorb heat, but also because of the existence of the partial pressure of water vapor difference of water vapor in air partial pressure and solution surface in this process, the moisture in air will enter solution, make the concentration of solution thinning, the freezing point of solution will rise, and in order to ensure the safe and reliable of system cloud gray model, need the moisture entering solution from air to discharge from solution, improve the concentration of solution, namely realize the regeneration of solution.The regenerative process of solution is a process needing to absorb heat, how to obtain the regeneration thermal source of solution, and realizes the efficiency utilization of regeneration of waste liquor heat, to raising heat source tower heat pump systematic function, ensures that security of system reliability service is significant.
Therefore, how to solve the regeneration of waste liquor thermal source of heat source tower heat pump system and the efficiency utilization of regeneration of waste liquor heat, realize the problems such as the comprehensive high-efficiency of 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.
Summary of the invention
technical problem:the object of this invention is to provide a kind of efficient heat source tower heat pump System Solution that solves and regenerate thermal source and regeneration efficiency problem thereof, the heat of subcooling that utilizes improving the operational reliability of heat source tower heat pump under various operating mode realizes the heat source tower heat pump device of solution low-pressure boiled regeneration.
technical scheme:the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled of the present invention, comprises refrigerant loop, solution loop, vacuum maintenance loop, air loop, actified solution heating circuit 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, the 3rd heat exchanger, gas-liquid separator and relevant connection pipeline thereof, described First Heat Exchanger is also the component parts in hot and cold water loop simultaneously, second heat exchanger is also the component parts of actified solution heating circuit simultaneously, and the 3rd heat exchanger is also the component parts of solution loop simultaneously.
In refrigerant loop, the output of compressor is connected with cross valve first input end, cross valve first output is connected with First Heat Exchanger first input end, First Heat Exchanger first output is connected with the entrance of the first check valve and the outlet of the 3rd 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, second magnetic valve of leading up to is connected with the second heat exchanger first input end, an other road is connected with the outlet of the second check valve, the input of reservoir is connected with the second heat exchanger first output simultaneously, the entrance of the second check valve is connected with the outlet of the 3rd heat exchanger first input end and the 4th check valve simultaneously, 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, 3rd heat exchanger first output is connected with cross valve second input, cross valve 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 3rd heat exchanger, solution boiling regenerator, finned tube exchanger, the first electric control valve, the second electric control valve, the first solution pump, heat source tower, heat regenerator, the 3rd magnetic valve, the second solution pump, solution reservoir, the 7th magnetic valve, the 8th magnetic valve and relevant connection pipeline thereof, described finned tube exchanger is also the component parts of air loop simultaneously, the component parts that solution boiling regenerator is also air loop simultaneously, actified solution heating circuit, vacuum maintain loop.
In solution loop, heat source tower solution output is connected with the entrance of the first solution pump, first solution delivery side of pump divides three tunnels, first electric control valve of leading up to connects finned tube exchanger solution input, one tunnel connects the 3rd heat exchanger second input, second electric control valve of separately leading up to connects heat regenerator first input end, finned tube exchanger solution output is connected with heat source tower solution first input end, 3rd heat exchanger second output is also connected with heat source tower solution first input end, heat regenerator first output and the solution regenerator first input end that seethes with excitement is connected, solution boiling regenerator first output is connected with the input of the second solution pump, second solution delivery side of pump connects heat regenerator second input, heat regenerator second output is divided into two-way, the 7th magnetic valve of leading up to connects heat source tower solution first input end and the 3rd heat exchanger second output simultaneously, the 3rd magnetic valve of separately leading up to connects the input of solution reservoir, the output of solution reservoir connects heat source tower solution second input by the 8th magnetic valve, at finned tube exchanger solution output, temperature sensor measurement finned tube exchanger outlet solution temperature is housed, in solution boiling regenerator, density sensor is housed and measures solution density,
Vacuum maintains loop and comprises solution boiling regenerator, pressure regulator valve, pressure regulator, the 4th magnetic valve, vavuum pump and relevant connection pipeline thereof;
Vacuum maintains in loop, solution boiling regenerator voltage adjusting end connects the input of pressure regulator by pressure regulator valve, the output of pressure regulator is connected with the input of vavuum pump by the 4th magnetic valve, in solution boiling regenerator, pressure sensor is housed, in order to measure the air pressure in solution boiling regenerator;
Air loop comprises the solution boiling regenerator, blower fan, finned tube exchanger and the relevant connection pipeline that connect successively; In described air loop, solution boiling regenerator, blower fan are connected by pipeline successively with finned tube exchanger, and the seethe with excitement air intake of regenerator of air outlet slit and the solution of finned tube exchanger is connected, and forms a closed loop.
Actified solution heating circuit comprises the second heat exchanger, solution boiling regenerator, water pump and relevant connection pipeline.In actified solution heating circuit, the second heat exchanger second output connects solution boiling regenerator second input, and solution boiling regenerator second output is connected with water pump input, and water pump output is connected with the second heat exchanger second input.
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 second input picks and organizes hot and cold water backwater end, and First Heat Exchanger second output picks group hot and cold water for water end (W.E.).
In the present invention, utilizing the outlet solution temperature of temperature sensor perception finned tube exchanger, entering the liquid inventory of finned tube exchanger by controlling the first motorized adjustment valve regulation, the moisture removal realizing air in finned tube exchanger regulates.
In the present invention, utilize the density of solution in density sensor perception solution boiling regenerator, be translated into the concentration of solution, the liquid inventory of heat regenerator is entered by controlling the second motorized adjustment valve regulation, can realize controlling the liquid inventory in boiling solution regenerator, temperature and concentration, make heat source tower heat pump device while obtaining best regeneration efficiency, keep running the stable of solution concentration.
In the present invention, the operating pressure utilizing the acting in conjunction of the vavuum pump in vacuum loop, pressure regulator and pressure regulator valve to regulate solution to seethe with excitement in regenerator, controls boiling regeneration temperature and the reproduction speed of solution.
In the present invention, System Solution regeneration be that in described second heat exchanger, liquid refrigerant crosses cold institute liberated heat, based on actified solution heating circuit, heated solution boiling regenerator in solution, make it boiling, realize regeneration of waste liquor.
In the present invention, in the finned tube exchanger in air loop, the cold realizing water in air segregation junction is originated as the cryogenic fluid in system.
In the present invention, heat source tower is not when working, and air outlet has from opening and closing function, and during work, air outlet is opened automatically, automatically closes when not working, and prevents rainwater from entering in tower.
When heat source tower heat pump cooling in summer runs, the refrigerant gas of low-temp low-pressure is become HTHP superheated vapor after compressor suction compression and is discharged from gas-liquid separator, enter in the 3rd heat exchanger through cross valve, heat released by cold-producing medium, condensation becomes liquid, flow out from the 3rd heat exchanger, again successively through the second check valve, first magnetic valve (now the second closed electromagnetic valve), reservoir, filter, the gas-liquid two-phase of low-temp low-pressure is become after electric expansion valve, First Heat Exchanger is entered again after the 3rd check valve, cold-producing medium absorbs heat evaporation in First Heat Exchanger, produce cold water, become overheated gas after cold-producing medium evaporates completely and out enter gas-liquid separator through cross valve from First Heat Exchanger, and then be inhaled into compressor, thus complete kind of refrigeration cycle, produce chilled water.Now charge cooling water in solution loop, in solution loop except heat source tower, the first solution pump, the 3rd heat exchanger work, remainder all quits work.In solution loop cooling water from heat source tower out after sucked by the first solution pump, after the first solution pump pressurization, cooling water enters the 3rd heat exchanger (now the first electric control valve, the second electric control valve are closed all completely), in the 3rd heat exchanger, absorb heat condensation of refrigerant is become liquid, own temperature enters heat source tower after raising and air carries out hot and humid area, and cooling water temperature flows out from heat source tower after reducing again.In hot and cold water loop, chilled water enters First Heat Exchanger from the hot and cold water backwater end of unit, chilled water wherein with refrigerant heat exchanger, temperature reduce, from First Heat Exchanger out after by unit hot and cold water for water end (W.E.) flow out unit.Under this pattern, air loop, actified solution heating circuit, vacuum maintain loop and do not work.
Heat source tower heat pump winter heating runs a point Three models, heating operation mode one: heat source tower heat pump winter heating runs, when the moisture that humidity in air is less or entered in solution by air in heat source tower is less, when ie in solution is without the need to regenerating, in gas-liquid separator, the refrigerant gas of low-temp low-pressure is sucked by compressor, discharge after compression, First Heat Exchanger is entered by cross valve, cold-producing medium releases heat in First Heat Exchanger, hot water preparing, self be condensed into liquid simultaneously, then by the first check valve, successively through reservoir after first magnetic valve (now the second closed electromagnetic valve), filter, electric expansion valve, entered in three heat exchanger with gas-liquid two-phase by the 4th check valve by after reducing pressure by regulating flow, with solution heat exchange in the 3rd heat exchanger, carry out evaporation endothermic, out flow through cross valve from the 3rd heat exchanger after cold-producing medium evaporates completely and enter gas-liquid separator, finally again sucked by compressor, thus complete and heat circulation, hot water preparing.Now charge solution in solution loop, in solution loop except heat source tower, the first solution pump, the 3rd heat exchanger work, remainder all quits work.In solution loop solution from heat source tower out after sucked by the first solution pump, the 3rd heat exchanger (now the first electric control valve, the second electric control valve are closed all completely) is entered after the first solution pump pressurization, wherein with refrigerant heat exchanger, release heat to cold-producing medium, the 3rd heat exchanger is flowed out after own temperature reduces, enter heat source tower and air carries out hot and humid area, solution temperature flows out from heat source tower after raising again.In hot and cold water loop, hot water enters First Heat Exchanger from the hot and cold water backwater end of unit, hot water wherein with refrigerant heat exchanger, temperature raise, from First Heat Exchanger out after by unit hot and cold water for water end (W.E.) flow out unit.Under this pattern, air loop, actified solution heating circuit, vacuum maintain loop and do not work.
Heating operation mode two: when the moisture that is comparatively large or that entered in solution by air in heat source tower of humidity in air is more, solution needs to regenerate, refrigerant loop is that the refrigerant gas of low-temp low-pressure in gas-liquid separator is sucked by compressor, discharge after compression and enter First Heat Exchanger by cross valve, cold-producing medium releases heat in First Heat Exchanger, hot water preparing, self be condensed into liquid simultaneously, then by the first check valve, second magnetic valve (now the first closed electromagnetic valve) enters the second heat exchanger, refrigerant liquid carries out heat exchange with water in the second heat exchanger, refrigerant temperature reduces, realized cold, cold-producing medium from the second heat exchanger out after reservoir successively, filter, electric expansion valve, entered in three heat exchanger with gas-liquid two-phase through the 4th check valve by after reducing pressure by regulating flow, with solution heat exchange in the 3rd heat exchanger, carry out evaporation endothermic, out flow through cross valve from the 3rd heat exchanger after cold-producing medium evaporates completely and enter gas-liquid separator, finally again sucked by compressor, again circulation is participated in by compression.Now charge solution in solution loop, solution out enters the first solution pump afterwards from heat source tower, three tunnels are out divided into from the first solution pump, one road solution enters finned tube exchanger by the first electric control valve, heat exchange is carried out with air in finned tube exchanger, solution temperature raises, solution from finned tube exchanger out after flow back into heat source tower from heat source tower solution first input end, one road solution enters the 3rd heat exchanger, with refrigerant heat exchanger, release heat, temperature reduces, solution from the 3rd heat exchanger out after also flow back into heat source tower from heat source tower solution first input end, an other road solution enters heat regenerator by the second electric control valve, the solution flowing to heat regenerator in heat regenerator and from solution seethes with excitement regenerator carries out heat exchange, solution temperature raises, solution out enters solution boiling regenerator afterwards from heat regenerator, solution is heated wherein, boiling, moisture evaporation in solution, after solution concentration improves, flow out from the first output of solution boiling regenerator, heat regenerator is entered again after the second solution pump pressurization, heat is released in heat regenerator, temperature reduces, solution from heat regenerator out afterwards through the 7th magnetic valve (now the 3rd magnetic valve, 8th closed electromagnetic valve) also flow back to heat source tower from heat source tower solution first input end.
In actified solution heating circuit, water and refrigerant heat exchanger in the second heat exchanger, water temperature raises, water out enters solution boiling regenerator afterwards from the second heat exchanger, heat exchange is carried out wherein with solution, the temperature of water reduces the rear solution boiling regenerator that flows out and is sucked by water pump, again enters the second heat exchanger, so circulate after pressurization.
Vacuum maintains in loop, vavuum pump is utilized to vacuumize pressure regulator, keep pressure regulator in the pressure limit of setting, when pressure in pressure regulator is lower than setup pressure value, vacuum air pump inoperative, closes the 4th magnetic valve, when pressure in pressure regulator is higher than setup pressure value, vavuum pump works, and the 4th magnetic valve is opened; Utilize pressure regulator and pressure regulator valve to regulate the operating pressure in air loop, both controlled the operating pressure in solution boiling regenerator, make solution in solution boiling regenerator be in fluidized state always, realize the high speed reproduction of solution.During air loop work, the pressure of its inside is lower than atmospheric pressure, be in vacuum state, in solution boiling regenerator, solution is heated, under the operating pressure of air loop vacuum, solution will seethe with excitement, water vapour enters in air loop the air forming high humidity, the air of high humidity is sucked by blower fan after solution boiling regenerator flows out, pressurization, then finned tube exchanger is entered, heat exchange is carried out with the cryogenic fluid come from heat source tower in finned tube exchanger, the air themperature of high humidity is reduced to below its dew-point temperature, water vapor in air coagulates, water capacity declines, after air flows out from finned tube exchanger, enter solution boiling regenerator, circulation like this.Now the 5th magnetic valve is opened, the 6th closed electromagnetic valve, and water tank is in the state of water receiving, when water level arrives certain altitude, close the 5th magnetic valve, open the 6th magnetic valve, after emptying for the water in water tank, again close the 6th magnetic valve, open the 5th magnetic valve.In hot and cold water loop, hot water enters First Heat Exchanger from the hot and cold water backwater end of unit, hot water wherein with refrigerant heat exchanger, temperature raise, from First Heat Exchanger out after by unit hot and cold water for water end (W.E.) flow out unit.
When heat source tower heat pump Winter heat supply closes to an end, system heating operation mode three---during solution height concentration formats: other loop ruuning situations are consistent with pattern two, only in solution loop, 3rd magnetic valve is opened, 7th magnetic valve and the 8th closed electromagnetic valve, the solution flowed out from heat regenerator second output will flow into the storage of solution reservoir through the 3rd magnetic valve, and no longer flow into heat source tower.When machine unit in winter heating operation again, when needing the solution in solution reservoir to flow into heat source tower, close the 3rd magnetic valve, open the 8th magnetic valve.
In system heating operation mode one process, solution, without the need to regeneration, while not enabling regeneration of waste liquor, ensures the Effec-tive Function of system.
In system heating operation mode two process, 1) by control first electric control valve, regulate the liquid inventory entering finned tube exchanger, the moisture removal realizing air in finned tube exchanger regulates; 2) what regeneration of waste liquor utilized is that liquid refrigerant crosses cold institute liberated heat, by controlling the second electric control valve, regulates the liquid inventory entering heat regenerator, realizes controlling liquid inventory, temperature and the concentration in solution boiling regenerator; 3) vacuum is utilized to maintain the acting in conjunction of loop intermediate pump, pressure regulator and pressure regulator valve, realize the adjustment of pressure in air loop operating pressure ie in solution boiling regenerator, guarantee solution boiling regenerator in solution at this pressure the water that can be reproduced in solution heating circuit be heated to boiling, simultaneously, realize the adjustment of each several part running temperature in confined air air circuit, while making system obtain best regeneration efficiency, keep running the stable of solution concentration.
beneficial effect:the present invention compared with prior art, has the following advantages:
What the present invention proposed utilizes heat of subcooling to realize the heat source tower heat pump device of solution low-pressure boiled regeneration, take full advantage of the characteristic that solution boiling point reduces under vacuo and carry out regeneration of waste liquor, under the prerequisite not affecting heat pump heating operation, system liquid cold-producing medium is adopted to cross cold liberated heat as regeneration of waste liquor heat, thoroughly solve the regeneration of waste liquor problem of heat source tower heat pump system, improve the reliability of heat source tower heat pump system heating operation in the winter time, and achieve the comprehensive high-efficiency of system.
Accompanying drawing explanation
Fig. 1 is that the present invention utilizes heat of subcooling to realize the schematic diagram of the heat source tower heat pump device of solution low-pressure boiled regeneration.
Have in figure: compressor 1; Cross valve 2; Cross valve first input end 2a; Cross valve first output 2b; Cross valve second input 2c; Cross valve second output 2d; First Heat Exchanger 3; First Heat Exchanger first input end 3a; First Heat Exchanger first output 3b; First Heat Exchanger second input 3c; First Heat Exchanger second output 3d; First check valve 4; Second check valve 5; First magnetic valve 6; Second magnetic valve 7; Second heat exchanger 8; Second heat exchanger first input end 8a; Second heat exchanger first output 8b; Second heat exchanger second input 8c; Second heat exchanger second output 8d; Reservoir 9; Filter 10; Electric expansion valve 11; 3rd check valve 12; 4th check valve 13; 3rd heat exchanger 14; 3rd heat exchanger first input end 14a; 3rd heat exchanger first output 14b; 3rd heat exchanger second input 14c; 3rd heat exchanger second output 14d; Gas-liquid separator 15; Solution boiling regenerator 16; Solution boiling regenerator first input end 16a; Solution boiling regenerator second output 16b; Solution boiling regenerator second input 16c; Solution boiling regenerator second output 16d; Solution boiling regenerator voltage adjusting end 16e; Pressure sensor 17; Blower fan 18; Finned tube exchanger 19; Finned tube exchanger solution input 19a; Finned tube exchanger solution output 19b; First electric control valve 20; Second electric control valve 21; First solution pump 22; Heat source tower 23; Heat source tower solution first input end 23a; Heat source tower solution output 23b; Heat source tower solution second input 23c; Heat regenerator 24; Heat regenerator first input end 24a; Heat regenerator first output 24b; Heat regenerator second input 24c; Heat regenerator second output 24d; Water pump 25; Second solution pump 26; 3rd magnetic valve 27; Solution reservoir 28; Temperature sensor 29; Pressure regulator valve 30; Pressure regulator 31; 4th magnetic valve 32; Vavuum pump 33; 5th magnetic valve 34; Water receiver 35; 6th magnetic valve 36; Density sensor 37; 7th magnetic valve 38; 8th magnetic valve 39.
Detailed description of the invention
The present invention is further illustrated below in conjunction with Fig. 1 and specific embodiment.
The present invention utilizes heat of subcooling to realize the heat source tower heat pump device of solution low-pressure boiled regeneration, comprises refrigerant loop, solution loop, vacuum maintenance loop, air loop, actified solution heating circuit and hot and cold water loop.Concrete method of attachment is:
The output of compressor 1 is connected with cross valve first input end 2a, cross valve first output 2b is connected with First Heat Exchanger first input end 3a, First Heat Exchanger first output 3b is connected with the entrance of the first check valve 4 and the outlet of the 3rd check valve 12 simultaneously, the outlet of the first check valve 4 is divided into three tunnels, first magnetic valve 6 of leading up to is connected with the input of reservoir 9, second magnetic valve 7 of leading up to is connected with the second heat exchanger first input end 8a, an other road is connected with the outlet of the second check valve 5, the input of reservoir 9 is connected with the second heat exchanger first output 8b simultaneously, the entrance of the second check valve 5 is connected with the outlet of the 3rd heat exchanger first input end 14a and the 4th check valve 13 simultaneously, 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, 3rd heat exchanger first output 14b is connected with cross valve second input 2c, cross valve second output 2d is connected with the input of gas-liquid separator 15, the output of gas-liquid separator 15 is connected with the input of compressor 1.
In solution loop, heat source tower solution output 23b is connected with the entrance of the first solution pump 22, the outlet of the first solution pump 22 divides three tunnels, first electric control valve 20 of leading up to connects finned tube exchanger solution input 19a, one tunnel connects the 3rd heat exchanger second input 14c, second electric control valve 21 of separately leading up to connects heat regenerator first input end 24a, finned tube exchanger solution output 19b is connected with heat source tower solution first input end 23a, 3rd heat exchanger second output 14d is also connected with heat source tower solution first input end 23a, heat regenerator first output 24b and the solution regenerator first input end 16a that seethes with excitement is connected, solution boiling regenerator first output 16b is connected with the input of the second solution pump 26, the output termination heat regenerator second input 24c of the second solution pump 26, heat regenerator second output 24d is divided into two-way, the 7th magnetic valve 38 of leading up to connects heat source tower solution first input end 23a, also connect the 3rd heat exchanger second output 14d by the 7th magnetic valve 38 simultaneously, the 3rd magnetic valve 27 of separately leading up to connects the input of solution reservoir 28, the output of solution reservoir 28 connects heat source tower solution second input 23c by the 8th magnetic valve 39, at finned tube exchanger solution output 19b, temperature sensor 29 is housed and measures finned tube exchanger 19 outlet solution temperature, in solution boiling regenerator 16, density sensor 37 is housed and measures solution density,
Vacuum maintains in loop, solution boiling regenerator voltage adjusting end 16e connects the input of pressure regulator 31 by pressure regulator valve 30, the output of pressure regulator 31 is connected with the input of vavuum pump 33 by the 4th magnetic valve 32, in solution boiling regenerator 16, pressure sensor 17 is housed, in order to measure the air pressure in solution boiling regenerator 16;
The air intake of solution boiling regenerator 16 air outlet slit connecting fan 18 in air loop, the air outlet slit of blower fan 18 connects the air intake of finned tube exchanger 19, and the air intake of the air outlet slit connection solution boiling regenerator 16 of finned tube exchanger 19 forms a closed loop.
In actified solution heating circuit, the second heat exchanger second output 8d connects solution boiling regenerator second input 16c, solution boiling regenerator second output 16d is connected with water pump 25 input, and water pump 25 output is connected with the second heat exchanger second input 8c.
In hot and cold water loop, First Heat Exchanger second input 3c picks and organizes hot and cold water backwater end, and First Heat Exchanger second output 3d picks group hot and cold water for water end (W.E.).
When heat source tower heat pump cooling in summer runs, become HTHP superheated vapor after the refrigerant gas of low-temp low-pressure is sucked compression by compressor 1 from gas-liquid separator 15 to discharge, enter in the 3rd heat exchanger 14 through cross valve 2, heat released by cold-producing medium, condensation becomes liquid, flow out from the 3rd heat exchanger 14, again successively through the second check valve 5, first magnetic valve 6(now the second magnetic valve 7 closes), reservoir 9, filter 10, the gas-liquid two-phase of low-temp low-pressure is become after electric expansion valve 11, First Heat Exchanger 3 is entered again after the 3rd check valve 12, cold-producing medium absorbs heat evaporation in First Heat Exchanger 3, produce cold water, become overheated gas after cold-producing medium evaporates completely and out enter gas-liquid separator 15 through cross valve 2 from First Heat Exchanger 3, and then be inhaled into compressor 1, thus complete kind of refrigeration cycle, produce chilled water.Now charge cooling water in solution loop, in solution loop except heat source tower 23, first solution pump 22, the 3rd heat exchanger 14 work, remainder all quits work.In solution loop cooling water from heat source tower 23 out after sucked by the first solution pump 22, after the first solution pump 22 is pressurizeed, cooling water enter the 3rd heat exchanger 14(now the first electric control valve 20, second electric control valve 21 close all completely), in the 3rd heat exchanger 14, absorb heat condensation of refrigerant is become liquid, own temperature enters heat source tower 23 and carries out hot and humid area with air after raising, cooling water temperature flows out from heat source tower 23 after reducing again.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 wherein with refrigerant heat exchanger, temperature reduce, from First Heat Exchanger 3 out after by unit hot and cold water for water end (W.E.) flow out unit.Under this pattern, air loop, actified solution heating circuit, vacuum maintain loop and do not work.
Heat source tower heat pump winter heating runs a point Three models, heating operation mode one: heat source tower heat pump winter heating runs, when the moisture that humidity in air is less or entered in solution by air in heat source tower 23 is less, when ie in solution is without the need to regenerating, in gas-liquid separator 15, the refrigerant gas of low-temp low-pressure is sucked by compressor 1, discharge after compression, First Heat Exchanger 3 is entered by cross valve 2, cold-producing medium releases heat in First Heat Exchanger 3, hot water preparing, self be condensed into liquid simultaneously, then by the first check valve 4, first magnetic valve 6(now the second magnetic valve 7 closes) after successively through reservoir 9, filter 10, electric expansion valve 11, entered in three heat exchanger 14 with gas-liquid two-phase by the 4th check valve 13 by after reducing pressure by regulating flow, with solution heat exchange in the 3rd heat exchanger 14, carry out evaporation endothermic, out flow through cross valve 2 from the 3rd heat exchanger 14 after cold-producing medium evaporates completely and enter gas-liquid separator 15, finally again sucked by compressor 1, thus complete and heat circulation, hot water preparing.Now charge solution in solution loop, in solution loop except heat source tower 23, first solution pump 22, the 3rd heat exchanger 14 work, remainder all quits work.In solution loop solution from heat source tower 23 out after sucked by the first solution pump 22, through first solution pump 22 pressurize after enter the 3rd heat exchanger 14(now the first electric control valve 20, second electric control valve 21 close all completely), wherein with refrigerant heat exchanger, release heat to cold-producing medium, the 3rd heat exchanger 14 is flowed out after own temperature reduces, enter heat source tower 23 and carry out hot and humid area with air, solution temperature flows out from heat source tower 23 after raising again.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 wherein with refrigerant heat exchanger, temperature raise, from First Heat Exchanger 3 out after by unit hot and cold water for water end (W.E.) flow out unit.Under this pattern, air loop, actified solution heating circuit, vacuum maintain loop and do not work.
Heating operation mode two: when the moisture that is comparatively large or that entered in solution by air in heat source tower 23 of humidity in air is more, solution needs to regenerate, refrigerant loop is that the refrigerant gas of low-temp low-pressure in gas-liquid separator 15 is sucked by compressor 1, discharge after compression and enter First Heat Exchanger 3 by cross valve 2, cold-producing medium releases heat in First Heat Exchanger 3, hot water preparing, self be condensed into liquid simultaneously, then by the first check valve 4, second magnetic valve 7(now the first magnetic valve 6 closes) enter the second heat exchanger 8, refrigerant liquid carries out heat exchange with water in the second heat exchanger 8, refrigerant temperature reduces, realized cold, cold-producing medium from the second heat exchanger 8 out after reservoir 9 successively, filter 10, electric expansion valve 11, entered in three heat exchanger 14 with gas-liquid two-phase through the 4th check valve 13 by after reducing pressure by regulating flow, with solution heat exchange in the 3rd heat exchanger 14, carry out evaporation endothermic, out flow through cross valve 2 from the 3rd heat exchanger 14 after cold-producing medium evaporates completely and enter gas-liquid separator 15, finally again sucked by compressor 1, again circulation is participated in by compression.Now charge solution in solution loop, solution out enters the first solution pump 22 afterwards from heat source tower 23, three tunnels are out divided into from the first solution pump 22, one road solution enters finned tube exchanger 19 by the first electric control valve 20, heat exchange is carried out with air in finned tube exchanger 19, solution temperature raises, solution from finned tube exchanger 19 out after flow back into heat source tower 23 from heat source tower solution first input end 23a, one road solution enters the 3rd heat exchanger 14, with refrigerant heat exchanger, release heat, temperature reduces, solution from the 3rd heat exchanger 14 out after also flow back into heat source tower 23 from heat source tower solution first input end 23a, an other road solution enters heat regenerator 24 by the second electric control valve 21, the solution flowing to heat regenerator 24 in heat regenerator 24 and from solution seethes with excitement regenerator 16 carries out heat exchange, solution temperature raises, solution out enters solution boiling regenerator 16 afterwards from heat regenerator 24, solution is heated wherein, boiling, moisture evaporation in solution, after solution concentration improves, flow out from solution boiling regenerator first output 16b, heat regenerator 24 is entered again after the second solution pump 26 is pressurizeed, heat is released in heat regenerator 24, temperature reduces, solution from heat regenerator 24 out afterwards through the 7th magnetic valve 38(now the 3rd magnetic valve 27, 8th magnetic valve 39 cuts out) also flow back to heat source tower 23 from heat source tower solution first input end 23a.
In actified solution heating circuit, water and refrigerant heat exchanger in the second heat exchanger 8, water temperature raises, water out enters solution boiling regenerator 16 afterwards from the second heat exchanger 8, heat exchange is carried out wherein with solution, the temperature of water reduces the rear solution boiling regenerator 16 that flows out and is sucked by water pump 25, again enters the second heat exchanger 8, so circulate after pressurization.
Vacuum maintains in loop, vavuum pump 33 pairs of pressure regulators 31 are utilized to vacuumize, keep pressure regulator 31 in the pressure limit of setting, when in pressure regulator 31, pressure is lower than setup pressure value, vavuum pump 33 does not work, and closes the 4th magnetic valve 32, when pressure is higher than setup pressure value in pressure regulator 31, vavuum pump 33 works, and the 4th magnetic valve 32 is opened; Utilize the operating pressure in pressure regulator 31 and pressure regulator valve 30 pairs of air loops to regulate, both controlled the operating pressure in solution boiling regenerator 16, make solution in solution boiling regenerator 16 be in fluidized state always, realize the high speed reproduction of solution.During air loop work, the pressure of its inside is lower than atmospheric pressure, be in vacuum state, in solution boiling regenerator 16, solution is heated, under the operating pressure of air loop vacuum, solution will seethe with excitement, water vapour enters in air loop the air forming high humidity, the air of high humidity is sucked by blower fan 18 after solution boiling regenerator 16 flows out, pressurization, then finned tube exchanger 19 is entered, heat exchange is carried out in finned tube exchanger 19 Yu from the cryogenic fluid of heat source tower 23, the air themperature of high humidity is reduced to below its dew-point temperature, water vapor in air coagulates, water capacity declines, after air flows out from finned tube exchanger 19, enter solution boiling regenerator 16, circulation like this.Now the 5th magnetic valve 34 is opened, and the 6th magnetic valve 36 cuts out, and water tank 35 is in the state of water receiving, when water level arrives certain altitude, close the 5th magnetic valve 34, open the 6th magnetic valve 36, after emptying for the water in water tank 35, again close the 6th magnetic valve 36, open the 5th magnetic valve 34.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 wherein with refrigerant heat exchanger, temperature raise, from First Heat Exchanger 3 out after by unit hot and cold water for water end (W.E.) flow out unit.
When heat source tower heat pump Winter heat supply closes to an end, system heating operation mode three---during solution height concentration formats: other loop ruuning situations are consistent with pattern two, only in solution loop, 3rd magnetic valve 27 is opened, 7th magnetic valve 38 and the 8th magnetic valve 39 are closed, the solution flowed out from heat regenerator second output 24d will flow into solution reservoir storage 28 through the 3rd magnetic valve 27, and no longer flow into heat source tower 23.When machine unit in winter heating operation again, when needing the solution in solution reservoir 28 to flow into heat source tower 23, close the 3rd magnetic valve 27, open the 8th magnetic valve 39.
In system heating operation mode one process, solution, without the need to regeneration, while not enabling regeneration of waste liquor, ensures the Effec-tive Function of system.
In system heating operation mode two process, 1) by control first electric control valve 20, regulate the liquid inventory entering finned tube exchanger 19, the moisture removal realizing air in finned tube exchanger 19 regulates; 2) what regeneration of waste liquor utilized is that liquid refrigerant crosses cold institute liberated heat, by controlling the second electric control valve 21, regulates the liquid inventory entering heat regenerator 24, realizes controlling liquid inventory, temperature and the concentration in solution boiling regenerator 16; 3) vacuum is utilized to maintain the acting in conjunction of loop intermediate pump 33, pressure regulator 31 and pressure regulator valve 30, realize the adjustment of pressure in air loop operating pressure ie in solution boiling regenerator, guarantee solution boiling regenerator 16 in solution at this pressure the water that can be reproduced in solution heating circuit be heated to boiling, simultaneously, realize the adjustment of each several part running temperature in confined air air circuit, while making system obtain best regeneration efficiency, keep running the stable of solution concentration.
Claims (7)
1. utilize heat of subcooling to realize a heat source tower heat pump device for solution low-pressure boiled regeneration, it is characterized in that, this device comprises refrigerant loop, solution loop, vacuum maintenance loop, air loop, actified solution heating circuit and hot and cold water loop;
Described refrigerant loop comprises compressor (1), cross valve (2), First Heat Exchanger (3), first check valve (4), second check valve (5), first magnetic valve (6), second magnetic valve (7), second heat exchanger (8), reservoir (9), filter (10), electric expansion valve (11), 3rd check valve (12), 4th check valve (13), 3rd heat exchanger (14), gas-liquid separator (15) and relevant connection pipeline thereof, described First Heat Exchanger (3) is also the component parts in hot and cold water loop simultaneously, second heat exchanger (8) is also the component parts of actified solution heating circuit simultaneously, 3rd heat exchanger (14) is also the component parts of solution loop simultaneously,
In described refrigerant loop, the output of compressor (1) is connected with cross valve first input end (2a), cross valve first output (2b) is connected with First Heat Exchanger first input end (3a), First Heat Exchanger first output (3b) is connected with the entrance of the first check valve (4) and the outlet of the 3rd check valve (12) simultaneously, the outlet of the first check valve (4) is divided into three tunnels, the first magnetic valve (6) of leading up to is connected with the input of reservoir (9), the second magnetic valve (7) of leading up to is connected with the second heat exchanger first input end (8a), an other road is connected with the outlet of the second check valve (5), the input of reservoir (9) is connected with the second heat exchanger first output (8b) simultaneously, the entrance of the second check valve (5) is connected with the outlet of the 3rd heat exchanger first input end (14a) and the 4th check valve (13) simultaneously, 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), 3rd heat exchanger first output (14b) is connected with cross valve second input (2c), cross valve second output (2d) is connected with the input of gas-liquid separator (15), the output of gas-liquid separator (15) is connected with the input of compressor (1),
Described solution loop comprises the 3rd heat exchanger (14), solution boiling regenerator (16), finned tube exchanger (19), first electric control valve (20), second electric control valve (21), first solution pump (22), heat source tower (23), heat regenerator (24), 3rd magnetic valve (27), second solution pump (26), solution reservoir (28), 7th magnetic valve (38), 8th magnetic valve (39) and relevant connection pipeline thereof, described finned tube exchanger (19) is also the component parts of air loop simultaneously, solution boiling regenerator (16) is also air loop simultaneously, actified solution heating circuit, vacuum maintains the component parts in loop,
In described solution loop, heat source tower solution output (23b) is connected with the entrance of the first solution pump (22), the outlet of the first solution pump (22) divides three tunnels, the first electric control valve (20) of leading up to connects finned tube exchanger solution input (19a), one tunnel connects the 3rd heat exchanger second input (14c), the second electric control valve (21) of separately leading up to connects heat regenerator first input end (24a), finned tube exchanger solution output (19b) is connected with heat source tower solution first input end (23a), 3rd heat exchanger second output (14d) is also connected with heat source tower solution first input end (23a), heat regenerator first output (24b) and the solution regenerator first input end (16a) that seethes with excitement is connected, solution boiling regenerator first output (16b) is connected with the input of the second solution pump (26), the output termination heat regenerator second input (24c) of the second solution pump (26), heat regenerator second output (24d) is divided into two-way, the 7th magnetic valve (38) of leading up to connects heat source tower solution first input end (23a) and the 3rd heat exchanger second output (14d) simultaneously, the 3rd magnetic valve (27) of separately leading up to connects the input of solution reservoir (28), the output of solution reservoir (28) connects heat source tower solution second input (23c) by the 8th magnetic valve (39), at finned tube exchanger solution output (19b), temperature sensor (29) is housed and measures finned tube exchanger (19) outlet solution temperature, density sensor (37) is housed in solution boiling regenerator (16) and measures solution density,
Described vacuum maintains loop and comprises solution boiling regenerator (16), pressure regulator valve (30), pressure regulator (31), the 4th magnetic valve (32), vavuum pump (33) and relevant connection pipeline thereof; Described vacuum maintains in loop, solution boiling regenerator voltage adjusting end (16e) connects the input of pressure regulator (31) by pressure regulator valve (30), the output of pressure regulator (31) is connected with the input of vavuum pump (33) by the 4th magnetic valve (32), in solution boiling regenerator (16), pressure sensor (17) is housed, in order to measure the air pressure in solution boiling regenerator (16);
Described air loop comprises solution boiling regenerator (16), blower fan (18), finned tube exchanger (19) and the relevant connection pipeline that connect successively; In described air loop, solution boiling regenerator (16), blower fan (18) are connected by pipeline successively with finned tube exchanger (19), the seethe with excitement air intake of regenerator (16) of air outlet slit and the solution of finned tube exchanger (19) is connected, and forms a closed loop;
Described actified solution heating circuit comprises the second heat exchanger (8), solution boiling regenerator (16), water pump (25) and relevant connection pipeline; In described actified solution heating circuit, second heat exchanger second output (8d) connects solution boiling regenerator second input (16c), solution boiling regenerator second output (16d) is connected with the input of water pump (25), and the output of water pump (25) is connected with the second heat exchanger second input (8c);
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 second input (3c) connects unit hot and cold water backwater end, and First Heat Exchanger second output (3d) connects unit hot and cold water for water end (W.E.).
2. the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled according to claim 1, it is characterized in that, temperature sensor (29) is utilized to measure the outlet solution temperature of finned tube exchanger (19), regulating by controlling the first electric control valve (20) liquid inventory entering finned tube exchanger (19), realizing the adjustment to air moisture removal in finned tube exchanger (19).
3. the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled according to claim 1, it is characterized in that, density sensor (37) is utilized to measure the density of solution in solution boiling regenerator (16), be translated into the concentration of solution, the liquid inventory entering heat regenerator (24) is regulated by controlling the second electric control valve (21), realize liquid inventory in boiling solution regenerator (16), the control of temperature and concentration, make heat source tower heat pump device while obtaining best regeneration efficiency, keep running the stable of solution concentration.
4. the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled according to claim 1, it is characterized in that, the operating pressure utilizing the acting in conjunction of the vavuum pump (33) in vacuum loop, pressure regulator (31) and pressure regulator valve (30) to regulate solution to seethe with excitement in regenerator (16), controls boiling regeneration temperature and the reproduction speed of solution.
5. the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled according to claim 1, it is characterized in that, System Solution regeneration be that liquid refrigerant crosses cold institute liberated heat in described second heat exchanger (8), based on actified solution heating circuit, solution in heated solution boiling regenerator (16), make it boiling, realize regeneration of waste liquor.
6. the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled according to claim 1, it is characterized in that, the cold of water in air segregation junction source is the cryogenic fluid in system by the finned tube exchanger (19) in described air loop.
7. the heat source tower heat pump device utilizing heat of subcooling to realize the regeneration of solution low-pressure boiled according to claim 1, it is characterized in that, the air outlet of described heat source tower (23) has from opening and closing function, and during work, air outlet is opened automatically, automatically close when not working, prevent rainwater from entering in tower.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384848.4A CN103411352B (en) | 2013-08-30 | 2013-08-30 | Heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling |
| PCT/CN2013/087196 WO2015027573A1 (en) | 2013-08-30 | 2013-11-15 | Heat pump apparatus of heat source tower, for implementing low-pressure boiling regeneration of solution by using heat of subcooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384848.4A CN103411352B (en) | 2013-08-30 | 2013-08-30 | Heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103411352A CN103411352A (en) | 2013-11-27 |
| CN103411352B true CN103411352B (en) | 2015-05-13 |
Family
ID=49604381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310384848.4A Active CN103411352B (en) | 2013-08-30 | 2013-08-30 | Heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103411352B (en) |
| WO (1) | WO2015027573A1 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5967171B2 (en) * | 2014-10-27 | 2016-08-10 | トヨタ自動車株式会社 | Boiling cooler |
| CN106839492A (en) * | 2015-12-03 | 2017-06-13 | 李衡 | A kind of low-cost high-efficiency energy novel air source heat pump combined supply system |
| CN106766429B (en) * | 2017-03-09 | 2024-05-03 | 贵州电网有限责任公司电力科学研究院 | Heat pump frosting prevention solution regenerating device |
| CN106989540B (en) * | 2017-05-11 | 2023-06-30 | 南京工程学院 | Dual-machine heat source tower heat pump system with solution regeneration function and solution regeneration method |
| CN107576522A (en) * | 2017-10-30 | 2018-01-12 | 南京工业大学 | Heat Exchanger Boiling Heat Exchange Energy Efficiency Test Platform and Test Method |
| CN109084443B (en) * | 2018-07-26 | 2021-06-22 | 四川长虹空调有限公司 | Air conditioner outdoor unit condenser frosting inhibition method and air conditioner |
| CN108775729B (en) * | 2018-08-13 | 2023-12-19 | 瀚润联合高科技发展（北京）有限公司 | Evaporation cold heat pump unit |
| CN109724289B (en) * | 2018-12-29 | 2021-04-09 | 浙江理工大学 | Multi-effect regeneration frostless heat pump system device and method |
| CN109813008A (en) * | 2019-03-14 | 2019-05-28 | 王立华 | A kind of increasing enthalpy type is cold and hot all can to imitate recycling heat pump |
| CN110878974B (en) * | 2019-11-29 | 2022-01-07 | 北京金茂绿建科技有限公司 | Heat source tower system control method |
| CN111189130A (en) * | 2020-02-07 | 2020-05-22 | 北京华创瑞风空调科技有限公司 | Solution regenerating unit and have its air dehydrating unit |
| CN111947444B (en) * | 2020-07-24 | 2022-03-01 | 浙江工业大学 | Closed cycle drying system based on open absorption heat pump |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4016657A (en) * | 1971-07-14 | 1977-04-12 | Passey Now By Change Of Name C | Heat pump freeze drying system |
| JPS58200945A (en) * | 1982-05-17 | 1983-11-22 | Toshiba Corp | Heat source device for water heat-source heat pump type air-conditioning unit |
| JPS6213945A (en) * | 1985-07-12 | 1987-01-22 | Mitsui Eng & Shipbuild Co Ltd | Cooling and heating device |
| CN100533003C (en) * | 2008-10-15 | 2009-08-26 | 东南大学 | Air source solution heat pump device based on regeneration of reverse osmosis membrane solution |
| CN101776353A (en) * | 2010-02-10 | 2010-07-14 | 东南大学 | Cooling tower-based solution type cold and hot water unit |
| CN103267325B (en) * | 2013-05-31 | 2015-06-17 | 东南大学 | Integrated heat source tower heat pump device based on comprehensive utilization |
| CN203478695U (en) * | 2013-08-30 | 2014-03-12 | 东南大学 | Heat pump device capable of regenerating liquor by aid of sub-cooling heat for heat source tower |
-
2013
- 2013-08-30 CN CN201310384848.4A patent/CN103411352B/en active Active
- 2013-11-15 WO PCT/CN2013/087196 patent/WO2015027573A1/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015027573A1 (en) | 2015-03-05 |
| CN103411352A (en) | 2013-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103411352B (en) | Heat source tower heat pump device achieving solution low-pressure boiling regeneration through heat of subcooling | |
| CN103411351B (en) | Heat-source tower heat pump for realizing solution regeneration and heat reutilization on basis of vacuum boiling | |
| CN103438613B (en) | Compound integrated heat source tower heat pump device | |
| CN103353189B (en) | Air-based heat-source tower heat pump for realizing high-efficiency utilization of regenerated heat based on air | |
| CN103267325B (en) | Integrated heat source tower heat pump device based on comprehensive utilization | |
| CN103644677B (en) | The regenerative device of solution of regenerated energy self-balancing is realized based on throttling flash distillation | |
| CN203478695U (en) | Heat pump device capable of regenerating liquor by aid of sub-cooling heat for heat source tower | |
| CN106642789A (en) | Heat-source tower heat pump system capable of realizing comprehensive utilization of solar energy and seasonal energy storage in soil | |
| CN203478691U (en) | Heat source tower heat pump system based on solution lower pressure boiling and regeneration | |
| CN102901167B (en) | Heat source tower heat pump device for achieving comprehensive utilization of solar energy | |
| CN201293488Y (en) | Frosting free air source heat pump | |
| CN204345839U (en) | A kind of heat source tower heat pump regeneration of waste liquor and cooling apparatus realizing open and close type circulation | |
| CN104390300B (en) | Heat source tower heat pump solution regeneration device achieving cooling in summer and solution regeneration in winter | |
| CN102759159B (en) | A kind of heat pipe hot pump composite system | |
| CN202853213U (en) | Heat source tower heat pump system based on solar energy regeneration | |
| CN203478697U (en) | Integrated heat pump device for heat source tower | |
| CN103644678B (en) | Based on the regenerative device of solution of the condensation integrated that seethes with excitement under low pressure | |
| CN205505495U (en) | Utilize heat source tower heat pump air conditioning system of soil energy storage | |
| CN105004095A (en) | Compound heat pump system for co-production by adopting trans-critical circle and two-stage absorption type heat pump cycle | |
| CN206504423U (en) | Realize that solar energy composite is utilized and the heat source tower heat pump across season energy storage using soil | |
| CN205783496U (en) | Utilize the double cold handpiece Water Chilling Units of natural cooling source | |
| CN205783497U (en) | A kind of water energy storage system | |
| CN203478477U (en) | Heat source tower heat pump system for efficient recovery of regenerative heat | |
| CN208365702U (en) | A kind of energy-saving air conditioning system | |
| CN203704446U (en) | Boiling and condensation integrated solution regenerating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170706 Address after: 210000 No. 156-4, Yanshan Road, Nanjing, Jiangsu Patentee after: Nanjing wisdom Environment Technology Co., Ltd. Address before: 211103, No. 5, RT Mart Road, Jiangning District, Jiangsu, Nanjing Patentee before: Southeast University |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180719 Address after: 210000 Zhujianglu Road, Nanjing City, Nanjing, Jiangsu Province, No. 680, Zhujianglu Road Patentee after: Nanjing Kang Shuyuan Energy Saving Technology Co., Ltd. Address before: No. 156-4 Yanshan Road, Nanjing, Jiangsu Patentee before: Nanjing wisdom Environment Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180929 Address after: 213100 No. 15 Factory Building of Innovation Industry Park No. 377 Wuyi South Road, Wujin National High-tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee after: Jiangsu source Amperex Technology Limited Address before: 210000 Zhujianglu Road, Nanjing City, Nanjing, Jiangsu Province, No. 680, Zhujianglu Road Patentee before: Nanjing Kang Shuyuan Energy Saving Technology Co., Ltd. |