CN102331052B - Evaporative-cooling-based ice and water compound cold accumulation device - Google Patents
Evaporative-cooling-based ice and water compound cold accumulation device Download PDFInfo
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- CN102331052B CN102331052B CN 201110308039 CN201110308039A CN102331052B CN 102331052 B CN102331052 B CN 102331052B CN 201110308039 CN201110308039 CN 201110308039 CN 201110308039 A CN201110308039 A CN 201110308039A CN 102331052 B CN102331052 B CN 102331052B
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Abstract
The invention discloses an evaporative-cooling-based ice and water compound cold accumulation device. Cold accumulation of ice and water is simultaneously realized by a solution deep dehumidification cascade evaporative cooling method, dry air which is obtained through solution deep dehumidification is subjected to heat exchange and is cooled by a two-stage heat exchanger to be zero DEG C, enters an evaporation supercooling ice making chamber and is contacted with supercooled water or water which is close to zero DEG C, and a part of supecoooled water or water which is close to zero DEG C is frozen to ice particles by moisture evaporation to finally form ice slurry, so that the ice cold accumulation process is realized; and damp air which is discharged from the evaporation supercooling ice making chamber enters an evaporation cooling water cold accumulation chamber and transfers heat and mass with return water from a user to ensure that the return water of the user is cooled to be about zero DEGC, a part of the cooled water enters the evaporation supercooling ice making chamber for ice making and the other part of the cooled water is used for water cold accumulation. In the cold accumulation device, industrial waste heat, solar energy and other heat sources are used as drive energy sources of a generator, the cold accumulation of ice and water can be realized simultaneously, and the cold accumulation device is wide in an application range.
Description
Technical field
The present invention relates to Cool Storage Technology, relate in particular to a kind of based on transpiration-cooled ice-water combined cold-storage device.
Background technology
Under the situation of world's Energy situation growing tension, cool storage air conditioning technology becomes a kind of important means of energy-conservation and peak load shifting, has important practical significance and using value.Utilize the vaporation-type subcooled water ice making of solution dehumidification, the pipe internal cause of having avoided traditional subcooled water to produce may occurring in the fluid state ice method is freezed and the stifled problem of ice that occurs, not only ice making efficient is high, and owing to can utilize neatly solar energy or other used heat, reduced the dependence energy saving of system effect of electric energy remarkable.Can realize simultaneously ice-water cold-storage based on evaporative cooling ice-water combined cold-storage method, system utilizes step evaporative cooling, not only given full play to the effect of system air dehumidifying, and utilize cold-storage water after the part evaporative cooling as the evaporation ice making water, greatly improved the ice making efficient of system.In addition, ice-water combined cold accumulation system uses flexibly, has a extensive future.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides and a kind ofly can realize simultaneously icing-water cold-storage energy-saving based on transpiration-cooled ice-water combined cold-storage device.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
A kind of based on transpiration-cooled ice-water combined cold-storage device, comprise evaporative cooling water cold storage chamber, air-to-air heat exchanger, blower fan, volume damper, solution moisture removing device, solution regenerator, Air-Water heat exchanger, evaporated cold ice-making compartment, ice machine bin, frozen water separator, subcooled water solution cooler, atomizer A, atomizer B, water pump A, water pump B, water regulating valve A, water regulating valve B, water regulating valve C, water regulating valve D and water regulating valve E; Frozen water separator and subcooled water solution cooler place from the bottom to top and evaporated cold ice-making compartment bottom, and at the frozen water separator with evaporated between the cold ice-making compartment bottom and form aquifer, between subcooled water solution cooler and frozen water separator, form the ice-reserving layer, atomizer A is installed in the top of evaporating cold ice-making compartment, and atomizer B is installed in the top of evaporative cooling water cold storage chamber;
Described blower fan, volume damper, Air-Water heat exchanger, evaporated cold ice-making compartment, evaporative cooling water cold storage chamber, air-to-air heat exchanger and solution moisture removing device consists of low water capacity air circulation system; The dry air outlet of solution moisture removing device connects the cooling air entrance of air-to-air heat exchanger, the give a dinner for a visitor from afar entrance of machine of the cold-air vent of air-to-air heat exchanger, the outlet of blower fan connects the air intake of Air-Water heat exchanger by volume damper, the air outlet slit of Air-Water heat exchanger connects the air intake that evaporated cold ice-making compartment, the air outlet slit that evaporated cold ice-making compartment connects the air intake of evaporative cooling water cold storage chamber, the air outlet slit of evaporative cooling water cold storage chamber connects the air intake that heats of air-to-air heat exchanger, and the hot air outlet of air-to-air heat exchanger connects the humid air entrance of solution moisture removing device;
Described water pump A, water pump B, water regulating valve A, water regulating valve B, water regulating valve C, water regulating valve D, water regulating valve E, atomizer B, atomizer A, evaporative cooling water cold storage chamber, the water circulation system of evaporating cold ice-making compartment, subcooled water solution cooler, frozen water separator, Ice Storage Tank and Air-Water heat exchanger formation evaporative cooling ice-water cold-storage; After joining, the delivery port of user's water return outlet and Air-Water heat exchanger connects the water inlet of atomizer B by water pump A, the delivery port of evaporative cooling water cold storage chamber bottom is divided into two-way, the water regulating valve A of leading up to connects the user feed water inlet, another road connects the water inlet that evaporated cold ice-making compartment aquifer place by water regulating valve C, the delivery port that evaporated cold ice-making compartment aquifer place is divided into two-way by water pump B and water regulating valve E, one the tunnel connects the water inlet of atomizer A, and another road connects the water inlet of Air-Water heat exchanger by water regulating valve D; The ice mouth that evaporated cold ice-making compartment ice-reserving layer place connects Ice Storage Tank;
Described solution moisture removing device and solution regenerator consist of the regeneration of waste liquor circulatory system; The weak solution outlet of solution moisture removing device connects the dilute solution inlet of solution regenerator, and the concentrated solution outlet of solution regenerator connects the concentrated solution import of solution moisture removing device.
The cyclic process of low water capacity air circulation system is: humid air cools off by the air-to-air heat exchanger heat exchange through the solution moisture removing device dehumidifying, under the effect of blower fan after volume damper is regulated, entering air-to-water heat exchanger further cools off, then enter the water droplets of evaporating cold ice-making compartment and atomizer A ejection and carry out heat, after the matter exchange, air enters the water droplets of evaporative cooling water cold storage chamber and nozzle B ejection and carries out again heat, after the matter exchange, the humid air that obtains is after the air-to-air heat exchanger heat exchange heats up, enter solution moisture removing device and carry out removal moisture drying, finish once low water capacity air circulation.
The cyclic process of the water circulation system of evaporative cooling ice-water cold-storage is: from the water of user's water return outlet with mix through the water after the heat exchange of Air-Water heat exchanger after, under the effect of water pump A, be atomized into tiny water droplet through atomizer B, after the water-drop evaporation cooling, be divided into two-way, the water regulating valve A of leading up to leads to the user feed water inlet after regulating, another road is sent into after water regulating valve C regulates and was evaporated cold ice-making compartment, the water of evaporation ice-making compartment is under the effect of water pump B, after water regulating valve E regulates, be divided into two-way, one the tunnel sends into the Air-Water heat exchanger after water regulating valve D regulates again, another road atomizes through atomizer A, the fine liquid particles of atomizing is at low temperature, the air evaporation of low water capacity is excessively cold, super-cooling waterdrop is after subcooled water solution cooler solution is cold, generate tiny ice crystal, then ice crystal enters Ice Storage Tank, the water that does not freeze is after the frozen water separator separates, the nozzle A that under the effect of water pump B, enters the Air-Water heat exchanger and the evaporated cold ice-making compartment top ice making that atomizes again, thus the water circulation of flush distillation cool ice-water cold-storage finished.In this cyclic process, come spontaneous evaporation to cross the recirculated water of cold ice-making compartment, a part is used for evaporating ice making, and another part enters the circulated air of cooling off with it reverse flow in the Air-Water heat exchanger.
The cyclic process of the regeneration of waste liquor circulatory system is: solution moisture removing device weak solution is out regenerated by solution regenerator, and the concentrated solution after the regeneration is sent into solution moisture removing device, finishes a regeneration of waste liquor circulation.
The course of work of this cold-storage device is: humid air is after the solution moisture removing device dehumidifying, after air-to-air heat exchanger and the heat exchange of Air-Water heat exchanger two-stage, the dry-bulb temperature of air is cooled to about zero degree, then enter successively and evaporated cold ice-making compartment, evaporative cooling water cold storage chamber, absorb the moist steam of transpiring moisture after air-to-air heat exchanger heats up, enter solution moisture removing device and dehumidify, in this low water capacity air circulation process, carry out simultaneously the water circulation of evaporative cooling ice-water cold-storage; Water in the water circulation of evaporative cooling ice-water cold-storage is from the delivery port of user's water return outlet and Air-Water heat exchanger, its water pump A effect under be atomized into tiny water droplet through atomizer B, water droplet in this low wet environment evaporative cooling to about the zero degree after, be divided into two-way, a-road-through is to the user, another road is sent into and was evaporated cold ice-making compartment, and ice crystal is become in evaporation in the air ambient of the low water capacity in evaporating cold ice-making compartment; For from solution moisture removing device weak solution out, after solution regenerator regeneration, enter again solution moisture removing device after the formation concentrated solution to absorb the moisture of humid air, the thermal source that drives regeneration of waste liquor can adopt solar energy, industrial waste heat etc.
Beneficial effect: provided by the invention a kind of based on transpiration-cooled ice-water combined cold-storage device, can adopt the thermals source such as industrial exhaust heat, solar energy as the drive energy of generator, saved a large amount of electric energy, realized the sustainable development of using energy source; And low water capacity air cascade utilization has been given full play to the effect of solution dehumidification, has realized simultaneously cold-storage of ice, water, and utilizes cold-storage water after the part evaporative cooling as the evaporation ice making water, has greatly improved the ice making efficient of system.
Description of drawings
Fig. 1 is structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
Be illustrated in figure 1 as a kind ofly based on transpiration-cooled ice-water combined cold-storage device, comprise evaporative cooling water cold storage chamber 1, air-to-air heat exchanger 5, blower fan 6, volume damper 7, solution moisture removing device 8, solution regenerator 9, Air-Water heat exchanger 10, evaporated cold ice-making compartment 11, ice machine bin 19, frozen water separator 14, subcooled water solution cooler 13, atomizer A12, atomizer B16, water pump A3, water pump B20, water regulating valve A2, water regulating valve B4, water regulating valve C15, water regulating valve D17 and water regulating valve E18; Frozen water separator 14 and subcooled water solution cooler 13 place from the bottom to top and evaporated cold ice-making compartment 11 bottoms, and at frozen water separator 14 with evaporated between cold ice-making compartment 11 bottoms and form aquifer, between subcooled water solution cooler 13 and frozen water separator 14, form the ice-reserving layer, atomizer A12 is installed in the top of evaporating cold ice-making compartment 11, and atomizer B16 is installed in the top of evaporative cooling water cold storage chamber 1.
Described blower fan 6, volume damper 7, Air-Water heat exchanger 10, evaporated cold ice-making compartment 11, evaporative cooling water cold storage chamber 1, air-to-air heat exchanger 5 and solution moisture removing device 8 consists of low water capacity air circulation system; The dry air outlet of solution moisture removing device 8 connects the cooling air entrance of air-to-air heat exchanger 5, the give a dinner for a visitor from afar entrance of machine 6 of the cold-air vent of air-to-air heat exchanger 5, the outlet of blower fan 6 connects the air intake of Air-Water heat exchanger 10 by volume damper 7, the air outlet slit of Air-Water heat exchanger 10 connects the air intake that evaporated cold ice-making compartment 11, the air outlet slit that evaporated cold ice-making compartment 11 connects the air intake of evaporative cooling water cold storage chamber 1, the air outlet slit of evaporative cooling water cold storage chamber 1 connects the air intake that heats of air-to-air heat exchanger 5, and the hot air outlet of air-to-air heat exchanger 5 connects the humid air entrance of solution moisture removing device 8.
Described water pump A3, water pump B20, water regulating valve A2, water regulating valve B4, water regulating valve C15, water regulating valve D17, water regulating valve E18, atomizer B16, atomizer A12, evaporative cooling water cold storage chamber 1, the water circulation system of evaporating cold ice-making compartment 11, subcooled water solution cooler 13, frozen water separator 14, Ice Storage Tank 19 and Air-Water heat exchanger 10 formation evaporative cooling ice-water cold-storages; After joining, the delivery port of user's water return outlet and Air-Water heat exchanger 10 connects the water inlet of atomizer B16 by water pump A3, the delivery port of evaporative cooling water cold storage chamber 1 bottom is divided into two-way, the water regulating valve A2 of leading up to connects the user feed water inlet, another road connects the water inlet that evaporated cold ice-making compartment 11 aquifer places by water regulating valve C15, the delivery port that evaporated cold ice-making compartment 11 aquifer places is divided into two-way by water pump B20 and water regulating valve E18, one the tunnel connects the water inlet of atomizer A12, and another road connects the water inlet of Air-Water heat exchanger 10 by water regulating valve D17; The ice mouth that evaporated cold ice-making compartment 11 ice-reserving layer place connects Ice Storage Tank 19.
Described solution moisture removing device 8 and solution regenerator 9 consist of the regeneration of waste liquor circulatory system; The weak solution outlet of solution moisture removing device 8 connects the dilute solution inlet of solution regenerator 9, and the concentrated solution outlet of solution regenerator 9 connects the concentrated solution import of solution moisture removing device 8.
This device utilizes the step evaporating and cooling method of solution deep dehumidifying to realize simultaneously ice-water cold-storage, the dry air that solution deep dehumidifying is obtained is after heat exchange is cooled to about zero degree through two-stage heat exchanger, enter and evaporated cold ice-making compartment 11 and crossed cold or contact near the water of zero degree, evaporation by moisture is frozen into ice pellets with the part subcooled water or near the water-cooled of zero degree, the final fluid state ice that forms has been realized the ice process of cool; Enter evaporative cooling water cold storage chamber 1 from the humid air that evaporated cold ice-making compartment 11 discharges and carry out heat, matter exchange with the water of answering back from the user, user's backwater is cooled to about zero degree, a water part that is cooled enters evaporated cold ice-making compartment 11 and carried out ice making, and another part uses as the water cold-storage; The humid air of discharging from evaporative cooling water cold storage chamber 1 enters solution moisture removing device 8 and carries out removal moisture drying, then with after the heat exchanger heat exchange cooling again enters and evaporates cold ice-making compartment 11, has finished circulation.The regeneration of solution can utilize the low-grade energies such as solar energy, used heat to drive, and the energy-saving effect of system is remarkable.
The above only is preferred embodiment of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (1)
1. one kind based on transpiration-cooled ice-water combined cold-storage device, and it is characterized in that: this cold-storage device comprises evaporative cooling water cold storage chamber (1), air-to-air heat exchanger (5), blower fan (6), volume damper (7), solution moisture removing device (8), solution regenerator (9), Air-Water heat exchanger (10), evaporated cold ice-making compartment (11), ice machine bin (19), frozen water separator (14), subcooled water solution cooler (13), atomizer A (12), atomizer B (16), water pump A (3), water pump B (20), water regulating valve A (2), water regulating valve B (4), water regulating valve C (15), water regulating valve D (17) and water regulating valve E (18); Frozen water separator (14) and subcooled water solution cooler (13) place from the bottom to top and evaporated cold ice-making compartment (11) bottom, and at frozen water separator (14) with evaporated between cold ice-making compartment (11) bottom and form aquifer, between subcooled water solution cooler (13) and frozen water separator (14), form the ice-reserving layer, atomizer A (12) is installed in the top of evaporating cold ice-making compartment (11), and atomizer B (16) is installed in the top of evaporative cooling water cold storage chamber (1);
Described blower fan (6), volume damper (7), Air-Water heat exchanger (10), evaporated cold ice-making compartment (11), evaporative cooling water cold storage chamber (1), air-to-air heat exchanger (5) and solution moisture removing device (8) consists of low water capacity air circulation system; The dry air outlet of solution moisture removing device (8) connects the cooling air entrance of air-to-air heat exchanger (5), the give a dinner for a visitor from afar entrance of machine (6) of the cold-air vent of air-to-air heat exchanger (5), the outlet of blower fan (6) connects the air intake of Air-Water heat exchanger (10) by volume damper (7), the air outlet slit of Air-Water heat exchanger (10) connects the air intake that evaporated cold ice-making compartment (11), the air outlet slit that evaporated cold ice-making compartment (11) connects the air intake of evaporative cooling water cold storage chamber (1), the air outlet slit of evaporative cooling water cold storage chamber (1) connects the air intake that heats of air-to-air heat exchanger (5), and the hot air outlet of air-to-air heat exchanger (5) connects the humid air entrance of solution moisture removing device (8);
Described water pump A (3), water pump B (20), water regulating valve A (2), water regulating valve B (4), water regulating valve C (15), water regulating valve D (17), water regulating valve E (18), atomizer B (16), atomizer A (12), evaporative cooling water cold storage chamber (1), evaporated cold ice-making compartment (11), subcooled water solution cooler (13), frozen water separator (14), Ice Storage Tank (19) and Air-Water heat exchanger (10) consist of the water circulation system of evaporative cooling ice-water cold-storage; After joining, the delivery port of user's water return outlet and Air-Water heat exchanger (10) connects the water inlet of atomizer B (16) by water pump A (3), the delivery port of evaporative cooling water cold storage chamber (1) bottom is divided into two-way, the water regulating valve A (2) of leading up to connects the user feed water inlet, another road connects the water inlet that evaporated cold ice-making compartment (11) aquifer place by water regulating valve C (15), the delivery port that evaporated cold ice-making compartment (11) aquifer place is divided into two-way by water pump B (20) and water regulating valve E (18), one the tunnel connects the water inlet of atomizer A (12), and another road connects the water inlet of Air-Water heat exchanger (10) by water regulating valve D (17); The ice mouth that evaporated cold ice-making compartment (11) ice-reserving layer place connects Ice Storage Tank (19);
Described solution moisture removing device (8) and solution regenerator (9) consist of the regeneration of waste liquor circulatory system; The weak solution outlet of solution moisture removing device (8) connects the dilute solution inlet of solution regenerator (9), and the concentrated solution outlet of solution regenerator (9) connects the concentrated solution import of solution moisture removing device (8).
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| CN 201110308039 CN102331052B (en) | 2011-10-11 | 2011-10-11 | Evaporative-cooling-based ice and water compound cold accumulation device |
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| CN 201110308039 CN102331052B (en) | 2011-10-11 | 2011-10-11 | Evaporative-cooling-based ice and water compound cold accumulation device |
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| CN102331052B true CN102331052B (en) | 2013-04-03 |
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| CN102538098B (en) * | 2012-02-13 | 2014-03-26 | 中国科学院广州能源研究所 | Tetrabutyl ammonium bromide (TBAB) slurry and water separation type dynamic ice storage system |
| CN104279673A (en) * | 2014-10-17 | 2015-01-14 | 中山市蓝水能源科技发展有限公司 | Extensible ice-storage refrigerating device |
| CN106871516B (en) * | 2017-03-23 | 2023-09-08 | 南京工程学院 | Heat source tower device and method with ice making function |
| CN107036359A (en) * | 2017-04-28 | 2017-08-11 | 青岛科创蓝新能源股份有限公司 | A kind of cold water phase-change energy heat pump heat supply shunting ice discharge apparatus and system |
| CN108180580B (en) * | 2018-02-13 | 2024-02-09 | 南京工程学院 | Air conditioning system with cross-season energy storage function |
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