CN111912059A - Evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation - Google Patents
Evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation Download PDFInfo
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- CN111912059A CN111912059A CN202010670566.0A CN202010670566A CN111912059A CN 111912059 A CN111912059 A CN 111912059A CN 202010670566 A CN202010670566 A CN 202010670566A CN 111912059 A CN111912059 A CN 111912059A
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- 238000001816 cooling Methods 0.000 title claims abstract description 58
- 230000005855 radiation Effects 0.000 title claims abstract description 27
- 238000004378 air conditioning Methods 0.000 title claims abstract description 26
- 238000005507 spraying Methods 0.000 title abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 123
- 239000013535 sea water Substances 0.000 claims abstract description 30
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000010612 desalination reaction Methods 0.000 claims abstract description 20
- 238000009825 accumulation Methods 0.000 claims abstract description 15
- 239000003345 natural gas Substances 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 8
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 239000003949 liquefied natural gas Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/02—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with liquefied gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0089—Systems using radiation from walls or panels
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0367—Localisation of heat exchange
- F17C2227/0388—Localisation of heat exchange separate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses an evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation, which comprises a first spraying device arranged at the top of a house, a ground radiation coil arranged in the ground of the house, a direct evaporative cooling unit arranged on one side wall of the house, a transport LNG ship and a seawater desalination treatment device, wherein the transport LNG ship is sequentially connected with a heat exchanger b and a gaseous natural gas storage tank through pipelines, the seawater desalination treatment device is connected with the heat exchanger b, a heat exchanger a and the ground radiation coil through pipelines, the heat exchanger a is connected with a cold accumulation water tank through a pipeline, and the cold accumulation water tank is respectively connected with the first spraying device and the direct evaporative cooling unit through pipelines. The evaporative cooling air-conditioning system combines direct evaporative cooling with roof spraying, and stores the cold energy absorbed by the evaporative cooling air-conditioning system through the cold storage water tank to cool the indoor space, so that the comfort requirement of people is improved, and the energy conservation of the system is improved by using the evaporative cooling air-conditioning system.
Description
Technical Field
The invention belongs to the technical field of air conditioning equipment, and relates to an evaporative cooling air conditioning system combining roof spraying cooling and floor radiation.
Background
At present, the main problems of low utilization efficiency, poor economic benefit and high ecological environment pressure still exist in the energy utilization of China, and the energy conservation, emission reduction and energy utilization rate improvement are taken as important contents in the strategic planning of energy development.
LNG (liquefied natural gas), which is 1/625 that is colorless, odorless, nontoxic, noncorrosive, small in specific gravity, and approximately the same volume as gaseous natural gas, is transported as a cryogenic liquid mixture through cryogenic refrigeration processes after being pretreated, whereas it is a gas natural gas that is routinely used by us and transported to a port by LNG carriers, and requires a portion of the heat to vaporize it. The cold energy stored by the LNG can be applied to other aspects so as to avoid energy waste
The traditional mechanical refrigeration air conditioner has the disadvantages of large initial investment, high operating cost and energy waste. The recycling of energy is an energy-saving and environment-friendly policy and policy advocated by China, and can be more fully utilized by combining evaporative cooling, so that an evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation is provided for the requirement.
Disclosure of Invention
The invention aims to provide an evaporative cooling air-conditioning system combining roof spray cooling and floor radiation, which combines direct evaporative cooling with roof spray, stores the absorbed cold energy through a cold storage water tank, cools the indoor space, improves the comfort requirement of people, and improves the energy saving performance of the system by using evaporative cooling.
The evaporative cooling air-conditioning system adopts the technical scheme that the evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation comprises a first spraying device arranged at the top of a house, a ground radiation coil arranged in the ground of the house, a direct evaporative cooling unit arranged on one side wall of the house, a transport LNG ship and a seawater desalination treatment device, wherein the transport LNG ship is sequentially connected with a heat exchanger b and a gaseous natural gas storage tank through pipelines, the seawater desalination treatment device is connected with a heat exchanger b, a heat exchanger a and the ground radiation coil through pipelines, the heat exchanger a is connected with a cold accumulation water tank through pipelines, and the cold accumulation water tank is respectively connected with the first spraying device and the direct evaporative cooling unit through pipelines.
The present invention is also characterized in that,
and a fan is also arranged above the side wall of the house corresponding to the direct evaporative cooling unit.
The first spraying device comprises a roof water storage tank arranged at the top of the house, a first water distributor is arranged above the roof water storage tank, the first water distributor is connected with the cold storage water tank sequentially through pipelines G1 and G5, and the roof water storage tank is further connected with the cold storage water tank through a pipeline G6.
The pipeline G1 is provided with a water pump b and a valve V2, and the pipeline G6 is provided with a valve V3.
The roof water storage tank is also provided with a sewage discharge pipe.
The direct evaporative cooling unit comprises a filler embedded on one side wall of the house, a second water distributor is arranged above the filler, a circulating water tank is arranged below the filler, the circulating water tank and the second water distributor are communicated through a second water supply pipe, and the circulating water tank is connected with the cold accumulation water tank sequentially through pipelines G2 and G5.
The pipeline G5 is provided with a valve V4, and the pipeline G2 is provided with a valve V1 and a water pump c.
The second water supply pipe is provided with a water pump a.
The ground radiant coil is also connected to a discharge line G4.
The LNG transporting ship is connected with a heat exchanger b through a pipeline G11, the heat exchanger b is connected with a gaseous natural gas storage tank through a pipeline G10, a valve V8 is arranged on a pipeline G11, and a valve V7 and a water pump are arranged on a pipeline G10;
the seawater desalination treatment device is connected with a heat exchanger b through a pipeline G8, the heat exchanger b is connected with a heat exchanger a through a pipeline G12, the heat exchanger a is connected with a radiation coil through a pipeline G3, a valve V9 is arranged on the pipeline G8, a valve V6 and a water pump d are arranged on the pipeline G3, the seawater desalination treatment device is further connected with seawater through a pipeline G9, and a water pump e is arranged on the pipeline G9;
the heat exchanger a is connected with a cold accumulation water tank through a pipeline G13 and a pipeline G7, and a valve V5 is arranged on a pipeline G13.
The invention has the beneficial effects that:
(1) the invention combines direct evaporative cooling with roof spraying, stores the cold energy absorbed by the cold storage water tank through the cold storage water tank, lowers the temperature indoors, improves the comfort requirement of people, improves the energy saving performance of the system by using the evaporative cooling, and leads the system to become an energy-saving and environment-friendly green air conditioning system.
(2) The invention adopts the shipping LNG, the LNG absorbs heat and is changed into the gaseous natural gas in the transmission process, the cold energy of the gaseous natural gas is recycled, the harm of the refrigerant to the atmospheric environment in the mechanical refrigeration is relieved, and the invention also has the characteristic of energy saving.
(3) The cold source of the ground radiation coil pipe is treated by the seawater desalination treatment device, absorbs cold released by LNG heat absorption and gasification, absorbs part of the cold into the cold accumulation water tank, and transmits the other part of the cold into the ground radiation coil pipe to cool the indoor space. Therefore, the energy can be recycled, the heat exchange is more sufficient, and the low loss of the energy is realized.
Drawings
Fig. 1 is a schematic structural diagram of an evaporative cooling air conditioning system combining roof spray cooling and floor radiation.
In the figure, 1, a sewage discharge pipe, 2, a first water distributor, 3, a roof water storage tank, 4, a first water supply pipe, 5, a second water distributor, 6, a second water supply pipe, 7, a water pump a, 8, a circulating water tank, 9, a ground radiation coil, 10, a concrete ground, 11, a fan, 12, a water pump b, 13, a filler, 14, a water pump c, 15, a water pump d, 16, a cold storage water tank, 17, a seawater desalination treatment device, 18, a heat exchanger a, 19, a heat exchanger b, 20, a pump, 21, a water pump e, 22, a gaseous natural gas storage tank, 23, a transportation LNG ship and 24 are direct evaporation cooling units.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation is structurally shown in figure 1 and comprises a first spraying device arranged at the top of a house, a ground radiation coil pipe 9 arranged in the ground of the house, a direct evaporative cooling unit 24 arranged on one side wall of the house, a transportation LNG ship 23 and a seawater desalination treatment device 17, wherein the transportation LNG ship 23 is sequentially connected with a heat exchanger b19 and a gaseous natural gas storage tank 22 through pipelines, the seawater desalination treatment device 17 is connected with a heat exchanger b19, a heat exchanger a18 and the ground radiation coil pipe 9 through pipelines, the heat exchanger a18 is connected with a cold storage water tank 16 through a pipeline, and the cold storage water tank 16 is respectively connected with the first spraying device and the direct evaporative cooling unit through pipelines.
A fan 11 is also arranged above the side wall of the house corresponding to the direct evaporative cooling unit.
The first spraying device comprises a roof water storage tank 3 arranged at the top of the house, a first water distributor 2 is arranged above the roof water storage tank 3, the first water distributor 2 is connected with a first water supply pipe 4, the first water supply pipe 4 is connected with a cold storage water tank 16 through pipelines G1 and G5 in sequence, and the roof water storage tank 3 is further connected with the cold storage water tank 16 through a pipeline G6.
The pipeline G1 is provided with a water pump b12 and a valve V2, and the pipeline G6 is provided with a valve V3.
The roof water storage tank 3 is also provided with a sewage discharge pipe 1.
The direct evaporative cooling unit 24 comprises a filler 13 embedded on one side wall of the house, a second water distributor 5 is arranged above the filler 13, a circulating water tank 8 is arranged below the filler 13, the circulating water tank 8 is communicated with the second water distributor 5 through a second water supply pipe 6, and the circulating water tank 8 is connected with the cold accumulation water tank 16 sequentially through pipelines G2 and G5.
The pipeline G5 is provided with a valve V4, and the pipeline G2 is provided with a valve V1 and a water pump c 14.
The second water supply pipe is provided with a water pump a 7.
The ground radiant coil 9 is also connected to a discharge line G4.
The LNG transporting ship 23 is connected with a heat exchanger b19 through a pipeline G11, the heat exchanger b19 is connected with a gaseous natural gas storage tank 22 through a pipeline G10, a valve V8 is arranged on the pipeline G11, and a valve V7 and a water pump 20 are arranged on a pipeline G10;
the seawater desalination treatment device 17 is connected with a heat exchanger b19 through a pipeline G8, a heat exchanger b19 is connected with a heat exchanger a18 through a pipeline G12, the heat exchanger a18 is connected with the radiation coil 9 through a pipeline G3, a valve V9 is arranged on the pipeline G8, a valve V6 and a water pump d15 are arranged on a pipeline G3, the seawater desalination treatment device 17 is also connected with seawater through a pipeline G9, and a water pump e21 is arranged on a pipeline G9;
the heat exchanger a18 is connected with a cold accumulation water tank 16 through a pipeline G13 and a pipeline G7, and a valve V5 is arranged on the pipeline G13.
The working principle of the evaporative cooling air-conditioning system is as follows:
the LNG is first shipped, and the LNG carrier 23 is then kept in a liquid state by cryogenic treatment in the carrier through the production site, and is heat-exchanged through the heat exchanger b19, and is then introduced into the gaseous natural gas storage tank 22 after being gasified, and then is delivered to the user.
Secondly, according to the trend of water, the seawater exchanges heat with a heat exchanger b19 through a seawater desalination treatment device 17, then exchanges heat with a heat exchanger a18, and is sent to an indoor tail end ground radiation coil pipe 9 through a water pump d15 to exchange heat and humidity for the room.
Finally, the cold energy is stored in the cold accumulation water tank 16 through heat exchange of the heat exchanger 18, one part of the cold energy is conveyed to the roof water storage tank 3 through the water pump b12, wherein the water pump b12 is connected with the first water supply pipe 4 and the first water distributor 2, and then the cold energy returns to the cold accumulation water tank 16, if the cold energy is cleaned, the cold energy can be discharged through the drain pipe 1, the other part of the cold energy is conveyed to the circulating water tank 8 of the direct evaporative cooling unit 24 through the water pump c14, the water pump a7 in the circulating water tank 8 is connected with the second water distributor 5 through the second water supply pipe 6, and the indoor dirty air is discharged through the fan 11 to regulate.
And (3) summer treatment process:
the LNG is first shipped, and the LNG carrier 23 is first transported from the production site, kept in a liquid state by cryogenic treatment in the carrier, to a port, pumped by the pump 20, introduced into the heat exchanger b19 through the pipe G11, and then subjected to heat exchange by the heat exchanger b19, so that the liquid natural gas absorbs its heat to be gasified, expanded in volume, and then introduced into the gaseous natural gas storage tank 22 through the pipe G10 after being gasified, and then transported to the user side to be used. On the other side of the heat exchanger b19, the seawater is pumped by a water pump e21 through a pipe G9 to the seawater desalination treatment device 17, wherein after the seawater is subjected to a plurality of procedures such as pretreatment, sterilization and algae removal, coagulation filtration, reverse osmosis seawater desalination and the like, is conveyed to the heat exchanger b19 through a pipeline G8 to exchange heat with LNG at the other side, the LNG absorbs heat and transmits the cold energy thereof to the seawater processed by the seawater desalination processing device 17 through the heat exchanger b19, after the temperature is reduced, the seawater is fully exchanged heat with the heat exchange tube at the other side through the heat exchanger a18, the temperature of the desalinated seawater is slightly increased, the cold air is pumped by a water pump d15 to the radiation coil 9 at the cold supply end of the room to cool the room, the temperature of the environment near the indoor ground is reduced, the cold air rises from bottom to top, and the water with the increased temperature is discharged through a pipe G4 after being cooled. After the seawater diluted by one side of the heat exchanger a18 is fully exchanged heat, the valve V5 is opened and stored in the cold accumulation water tank 16 by the heat exchanger a18, and the cold accumulation is carried out and then the heat exchange is carried out in a reciprocating circulation mode through a pipeline G7. After heat exchange, the water in the cold accumulation water tank 16 absorbs cold and is divided into two parts, one part is conveyed to the circulating water tank 8 through a pipeline G2, the water sprayed by the second water distributor 5 is sprayed on the filler 13, the fresh air directly contacts with the sprayed water through the filler 13, the air loses sensible heat to obtain latent heat, the treatment process is isenthalpic cooling and humidification, the treated fresh air is conveyed to the indoor through the suction effect of the fan 11, and the indoor air is subjected to heat and humidity exchange. And the other part is sprayed into the roof water storage tank 3 through the pipeline G1 and the first water distributor 2 after the suction action of the water pump b12, the indoor temperature is reduced, and the water heated in the indoor is returned to the cold storage water tank 16 through the pipeline G6 and is cooled again.
And (3) transition season treatment process:
the transition season processing procedure does not use roofing catch basin and ground radiation coil pipe, only adopts direct evaporative cooling part, adopts comprehensive straight-flow ventilation form, starts fan 11, gets into the new trend through filler 13 through the suction effect, if air drying, then opens high pressure spray set's second water-locator 5 and carries out humidification processing to the new trend, satisfies human travelling comfort requirement.
Claims (10)
1. Evaporative cooling air-conditioning system that roofing sprays cooling and floor radiation combined together, its characterized in that includes at the first spray set that the house top set up, at ground radiation coil pipe (9) of the setting of house ground, at direct evaporative cooling unit (24), transportation LNG ship (23) and seawater desalination processing apparatus (17) of a house lateral wall setting, transportation LNG ship (23) have connected gradually heat exchanger b (19) and gaseous natural gas storage tank (22) through the pipeline, seawater desalination processing apparatus (17) have heat exchanger b (19), heat exchanger a (18) and ground radiation coil pipe (9) through the pipe connection, heat exchanger a (18) have cold-storage basin (16) through the pipe connection, cold-storage basin (16) are respectively through pipe connection first spray set and direct evaporative cooling unit.
2. An evaporative cooling air conditioning system as set forth in claim 1 wherein a fan (11) is also provided above the side wall of the house corresponding to the direct evaporative cooling unit.
3. The evaporative cooling air conditioning system according to claim 1 or 2, wherein the first spray device comprises a roof water storage tank (3) arranged on the top of the house, a first water distributor (2) is arranged above the roof water storage tank (3), the first water distributor (2) is connected with the cold storage water tank (16) through pipes G1 and G5 in sequence, and the roof water storage tank (3) is further connected with the cold storage water tank (16) through a pipe G6.
4. The evaporative cooling air conditioning system of claim 3, wherein the conduit G1 has a water pump b (12) and a valve V2 disposed thereon, and the conduit G6 has a valve V3 disposed thereon.
5. An evaporative cooling air conditioning system as claimed in claim 3, wherein the roof impoundment tray (3) is also provided with a drain (1).
6. Evaporative cooling air conditioning system according to claim 1 or 2, characterised in that the direct evaporative cooling unit (24) comprises a filler (13) embedded on a side wall of the house, a second water distributor (5) is arranged above the filler (13), a circulation water tank (8) is arranged below the filler (13), the circulation water tank (8) and the second water distributor (5) are communicated through a second water supply pipe (6), and the circulation water tank (8) is connected with the cold storage water tank (16) through pipes G2, G5 in sequence.
7. The evaporative cooling air conditioning system of claim 6, wherein the conduit G5 has a valve V4 disposed thereon, and the conduit G2 has a valve V1 and a water pump c (14) disposed thereon.
8. An evaporative cooling air conditioning system as claimed in claim 6, wherein a water pump a (7) is provided on the second water supply pipe.
9. Evaporative cooling air conditioning system according to claim 1 or 2, characterized in that a discharge duct G4 is also connected to the ground radiant coil (9).
10. Evaporative cooling air conditioning system according to claim 1 or 2, wherein the transport LNG ship (23) is connected to heat exchanger b (19) via a pipe G11, heat exchanger b (19) is connected to the gaseous natural gas storage tank (22) via a pipe G10, the pipe G11 is provided with a valve V8, the pipe G10 is provided with a valve V7 and a water pump (20);
the seawater desalination treatment device (17) is connected with a heat exchanger b (19) through a pipeline G8, the heat exchanger b (19) is connected with a heat exchanger a (18) through a pipeline G12, the heat exchanger a (18) is connected with a radiation coil (9) through a pipeline G3, a valve V9 is arranged on the pipeline G8, a valve V6 and a water pump d (15) are arranged on the pipeline G3, the seawater desalination treatment device (17) is also connected with seawater through a pipeline G9, and a water pump e (21) is arranged on the pipeline G9;
the heat exchanger a (18) is connected with a cold accumulation water tank (16) through a pipeline G13 and a pipeline G7, and a valve V5 is arranged on the pipeline G13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010670566.0A CN111912059A (en) | 2020-07-13 | 2020-07-13 | Evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010670566.0A CN111912059A (en) | 2020-07-13 | 2020-07-13 | Evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111912059A true CN111912059A (en) | 2020-11-10 |
Family
ID=73226461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010670566.0A Pending CN111912059A (en) | 2020-07-13 | 2020-07-13 | Evaporative cooling air-conditioning system combining roof spraying cooling and floor radiation |
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| CN201401886Y (en) * | 2009-03-04 | 2010-02-10 | 湖南工程学院 | Passive evaporative cooling and nightly spraying cold accumulation integrated device for roof |
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| CN103900179A (en) * | 2014-03-25 | 2014-07-02 | 西安工程大学 | Evaporative cooling air conditioning system combining roof spraying cooling and night cold storage |
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| CN205717965U (en) * | 2016-03-25 | 2016-11-23 | 西安工程大学 | A kind of Winter-summer dual purpose energy-saving evaporation cooling system of combination roofing water-retention |
| CN106642462A (en) * | 2016-12-20 | 2017-05-10 | 西安工程大学 | Layered cooling type air conditioning system combining impounding reservoir temperature lowering and used for building with tall and large space |
| CN107062487A (en) * | 2017-05-12 | 2017-08-18 | 西安工程大学 | The family expenses air-conditioning system of surge well water cold storage |
| US20180376622A1 (en) * | 2017-06-21 | 2018-12-27 | Hongfujin Precision Electronics (Tianjin) Co.,Ltd. | Heat exchange system |
| CN212657817U (en) * | 2020-07-13 | 2021-03-05 | 西安工程大学 | Air conditioning system combining direct evaporative cooling, cold accumulation and floor radiation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5542260A (en) * | 1994-08-31 | 1996-08-06 | Bourne; Richard C. | Night-storage underfloor cooling systems |
| CN1963347A (en) * | 2006-11-21 | 2007-05-16 | 华南理工大学 | Method for using cooling capacity of LNG with cooling media as medium and apparatus thereof |
| CN201401886Y (en) * | 2009-03-04 | 2010-02-10 | 湖南工程学院 | Passive evaporative cooling and nightly spraying cold accumulation integrated device for roof |
| CN102589227A (en) * | 2012-03-16 | 2012-07-18 | 华南理工大学 | Method and device for cooling air-conditioning circulating water by using cold energy of liquefied natural gas |
| CN103900179A (en) * | 2014-03-25 | 2014-07-02 | 西安工程大学 | Evaporative cooling air conditioning system combining roof spraying cooling and night cold storage |
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| CN205717965U (en) * | 2016-03-25 | 2016-11-23 | 西安工程大学 | A kind of Winter-summer dual purpose energy-saving evaporation cooling system of combination roofing water-retention |
| CN106642462A (en) * | 2016-12-20 | 2017-05-10 | 西安工程大学 | Layered cooling type air conditioning system combining impounding reservoir temperature lowering and used for building with tall and large space |
| CN107062487A (en) * | 2017-05-12 | 2017-08-18 | 西安工程大学 | The family expenses air-conditioning system of surge well water cold storage |
| US20180376622A1 (en) * | 2017-06-21 | 2018-12-27 | Hongfujin Precision Electronics (Tianjin) Co.,Ltd. | Heat exchange system |
| CN212657817U (en) * | 2020-07-13 | 2021-03-05 | 西安工程大学 | Air conditioning system combining direct evaporative cooling, cold accumulation and floor radiation |
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