CN110316779A - Energy-efficient bitter/desalination plant - Google Patents
Energy-efficient bitter/desalination plant Download PDFInfo
- Publication number
- CN110316779A CN110316779A CN201910560482.9A CN201910560482A CN110316779A CN 110316779 A CN110316779 A CN 110316779A CN 201910560482 A CN201910560482 A CN 201910560482A CN 110316779 A CN110316779 A CN 110316779A
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- China
- Prior art keywords
- bitter
- heat pipe
- pipe array
- seawater
- heat
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Classifications
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/043—Details
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/10—Treatment of water, waste water, or sewage by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium
- C02F1/12—Spray evaporation
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/14—Treatment of water, waste water, or sewage by heating by distillation or evaporation using solar energy
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/142—Solar thermal; Photovoltaics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
Abstract
A kind of energy-efficient bitter/desalination plant, it is characterized by comprising storage heaters, first heat pipe array, gas collecting tube, first atomizer, the beam condensing unit for collecting solar energy is equipped at the storage heater, the evaporator section of first heat pipe array is located in the phase-change heat-storage material of storage heater, the condensation segment of first heat pipe array is located at outside storage heater, the top of condensation segment of first atomizer close to the first heat pipe array and positioned at the first heat pipe array, one end of the gas collecting tube is close to the first heat pipe array, the other end is equipped with air-introduced machine, cold water pipe array is additionally provided in the gas collecting tube, it is located at below cold water pipe array in the gas collecting tube and is additionally provided with the first accumulator tank.The bitter/desalination plant heat utilization efficiency height, good effect of heat exchange, water vapour and high energy-efficient of fresh water generation efficiency.
Description
Technical field
The present invention relates to bitter/field of sea water desalting technology, and in particular to a kind of energy-efficient bitter/seawater is light
Makeup is set.
Background technique
The Chinese utility model patent of Authorization Notice No. CN 202415207U discloses a kind of bitter/sea water desalination dress
It sets, structure is as shown in Figure 1, include solar thermal collector 1a, condenser 2a, compressor 3a, booster pump 4a, the condenser
2a, compressor 3a are connect with solar thermal collector 1a, and the water inlet of the booster pump 4a is connect with watering, the booster pump
The water outlet of 4a is connect with solar thermal collector 1a, further includes solar power supply apparatus, and the solar power supply apparatus includes too
It is positive can solar panel 6a, controller 7a, battery pack 8a, the solar panel 6a, battery pack 8a, booster pump 4a, condenser 2a,
Compressor 3a is electrically connected with controller 7a.Bitter/the desalination plant is turned solar energy using solar panel 6a
Electric energy is turned to, and is stored in battery pack 8a, reallocation power supply is to booster pump 4a and compressor 3a；Solar energy heating is utilized simultaneously
Device 1a converts solar energy into thermal energy and generates high temperature；The solar energy heating that water source is connected by booster pump 4a again and is sprayed to high temperature
Evaporation, atomization form steam on device 1a, and generated steam is condensed into fresh water by condenser 2a.The bitter/sea water desalination dress
It is set effective and solar energy is utilized, to alleviate the dependence to conventional electric power resource, the utilization of desalting plant is made more to meet low-carbon
The requirement of environmental protection.
But existing bitter/desalination plant still has following technical problem: utilizing solar thermal collector 1a
Form it into water vapour to heat the water that spray comes out, due to solar thermal collector 1a be usually it is plate, and spray out
Come water heat exchange area is small and comparison surface, heat transfer effect is bad, and water vapour generation efficiency is not high, leads to entire fresh water conversion effect
Rate is not high, cannot achieve the purpose that energy-efficient.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of heat utilization efficiency height, good effect of heat exchange, water vapour and fresh water production
Raw high-efficient energy-efficient bitter/desalination plant.
The technical solution of the invention is as follows: a kind of energy-efficient bitter/desalination plant, it is characterised in that:
Including being stored with the storage heater of phase-change heat-storage material, the first heat pipe array, gas collecting tube, being connected with bitter/seawater water source
First atomizer is equipped with the beam condensing unit for collecting solar energy, first heat pipe array at the storage heater
Evaporator section be located in the phase-change heat-storage material of storage heater for absorbing the heat of storage heater, the condensation of first heat pipe array
Section, which is located at outside storage heater, to be used for the heat derives in storage heater and is radiated outside in atmosphere, and first atomizer is close
The top of first heat pipe array and the condensation segment positioned at the first heat pipe array, one end of the gas collecting tube is close to the first heat pipe battle array
Column, the other end are equipped with air-introduced machine and are used to the damp-heat air that the condensation segment of the first heat pipe array is formed about being introduced into gas collecting tube
It is interior, cold water pipe array is additionally provided in the gas collecting tube for the damp-heat air in gas collecting tube to be condensed into fresh water, the gas collecting tube
Interior the first accumulator tank being additionally provided with below cold water pipe array for collecting fresh water.
After adopting the above structure, the invention has the following advantages that
Energy-efficient bitter/the desalination plant of the present invention absorbs storage solar energy using storage heater, then passes through
Heat pipe is by the heat derives stored in storage heater and is radiated outside in atmosphere, since the condensation segment of heat pipe can be made as required
It is made high efficiency and heat radiation piece of various shapes, therefore large area, high-grade and the heat being evenly distributed can be converted solar energy into
Can, so that the air of corresponding region be heated；Then bitter/seawater is atomized using atomizer and is dripped for small water mist
It is even to be sprayed in the hot-air of above-mentioned zone, be atomized into molecule water mist drip since heat exchange area greatly increases, easily by
At water vapour, water vapour generation efficiency is high, easily reaches close for large area, high-grade, solid and the hot air being evenly distributed
Saturation state；Along with the condensation segment of heat pipe improves the environment temperature of regional area, and environment temperature is higher, the saturation of the air
When, humidity also can be higher, so as to greatly improve hot-air moisture content in nearly saturation state, to improve fresh water conversion
Efficiency；In addition to this, after the condensation segment of heat pipe sprays the relatively low cold water of upper temperature, evaporation endothermic makes the condensation segment of heat pipe
Cooling, facilitates heat pipe condenser section and the evaporator section temperature difference increases, and improves the working efficiency of heat pipe, further improves water steaming
The generation efficiency of vapour.
Preferably, the gas collecting tube is additionally provided with transparent cover close to one end of the first heat pipe array, for by storage heater,
First heat pipe array, the first atomizer are enclosed in transparent cover and keep the wet-hot steam generated in transparent cover closed logical
Toward gas collecting tube.The setting can come the region of heat pipe local heating and other external zone isolations, so as to prevent heat from escaping
Ease, further improves water vapour generation efficiency, and being more advantageous to makes damp-heat air all carry out fresh water conversion by gas collecting tube,
It is more energy-efficient.
Preferably, further including preheating pond, the preheating pond is connected by the first pipeline with bitter/seawater water source,
First atomizer is connected to by the second pipeline with the water phase preheated in pond.The setting can carry out bitter/seawater pre-
Heat, further increases water vapour generation rate, and fresh water transformation efficiency is higher.
It is additionally provided with the second accumulator tank preferably, being located at below the first atomizer on the ground, for recycling quilt
Bitter/seawater of remaining high salinity after first heat pipe array heating evaporation, the interior water recycled of second accumulator tank are also logical
Third pipeline is crossed to be connected with preheating pond.Bitter/seawater of high salinity not only can be recycled in the setting, and still after preheating
Bitter/seawater.
Preferably, one end that the gas collecting tube is equipped with air-introduced machine is additionally provided with muffler, the muffler is at least curved backward
Folding is primary, further includes the second heat pipe array being laterally arranged, the evaporator section of second heat pipe array be arranged in gas collecting tube and
Close to the inlet end of cold water pipe array, it further includes extending into return-air that the condensation segment of second heat pipe array, which is located in muffler,
The second atomizer above condensation segment in pipe and positioned at the second heat pipe array, second atomizer pass through the 4th pipeline
It is connected with bitter/seawater water source.Muffler is set not only using the second heat pipe array Accelerating Removal cold water pipe array
Thermal energy at inlet end, and then make damp and hot water vapour rapid condensation, it is more efficient that desalination produces water, and the setting of muffler makes
Obtaining extraneous wind will not be directly entered, but can cut down significantly wind-force because of the change in direction, to greatly reduce the external world
Interference of the air-flow to the circulation of internal water vapour works more reliable；Second can be further speeded up furthermore with the second atomizer
The working efficiency of heat pipe array, condensation effect are more preferable.
Preferably, the muffler be it is snakelike, the air-introduced machine is mounted on a door-plate top, and the door-plate can be opened and closed
It is mounted on the outlet end of gas collecting tube.The setting can be further reduced external air flow and enter in gas collecting tube.
Another technical problem to be solved by the present invention is that: a kind of heat utilization efficiency height, good effect of heat exchange, water vapour and light are provided
The high energy-efficient bitter/method for desalting seawater of water generation efficiency.
Another technical solution of the invention is: a kind of energy-efficient bitter/method for desalting seawater, feature exist
In: it the following steps are included:
(1) solar energy is stored in phase-change heat-storage material by daytime using beam condensing unit and storage heater；
(2) heat in storage heater is absorbed by the evaporator section of the first heat pipe array, and passes through the condensation of the first heat pipe array
Section is by heat derives and is radiated in atmosphere, to heat the air of corresponding region, forms large area, high-grade, solid and distribution
Uniform hot-air；
(3) bitter/seawater is atomized the water mist drop for small large area using the first atomizer, and uniformly sprayed
On the large area that is formed in the step (2), high-grade, solid and the hot-air that is evenly distributed；
(4) water mist drop is heated rapidly the damp and hot water vapour to form nearly saturation state, and salinity is precipitated；
(5) damp and hot water vapour is introduced into gas collecting tube by air-introduced machine, and is condensed into when through cold water pipe array light
Water.
After adopting the above method, the invention has the following advantages that
Energy-efficient bitter/the method for desalting seawater of the present invention absorbs storage solar energy using storage heater, then passes through
Heat pipe is by the heat derives stored in storage heater and radiate, due to the condensation segment of heat pipe can be fabricated to as required it is various
The high efficiency and heat radiation piece of shape, therefore large area, high-grade and the thermal energy being evenly distributed can be converted solar energy into, thus will
The air of corresponding region heats；Then bitter/seawater is atomized using atomizer and is uniformly sprayed at for small water mist drop
In the hot-air of above-mentioned zone, the water mist for being atomized into molecule is dripped since heat exchange area greatly increases, easily by large area, height
At water vapour, water vapour generation efficiency is high, easily reaches nearly saturation state for grade, solid and the hot air being evenly distributed；
Along with the condensation segment of heat pipe improves the environment temperature of regional area, and environment temperature is higher, when the saturation of the air, humidity
Can be higher, so as to greatly improve hot-air moisture content in nearly saturation state, to improve fresh water transformation efficiency；Except this
Except, after the condensation segment of heat pipe sprays the relatively low cold water of upper temperature, evaporation endothermic makes the condensation segment of heat pipe cool down, helps
Increase in heat pipe condenser section and the evaporator section temperature difference, improves the working efficiency of heat pipe, further improve the generation of water vapour
Efficiency.
Preferably, also heating bitter/seawater using preheating pond on daytime in the step (1), and make to preheat in pond
Preheated water is delivered to the first atomizer.The setting can preheat bitter/seawater, further increase water vapour production
Come into force rate, and fresh water conversion effect is more preferably.
Preferably, first add salt in the bottom in preheating pond in the step (1), then by the first pipeline by bitter/
Seawater is introduced into preheating pond, so that bitter/seawater density of bottom is greater than bitter/seawater density above, and
The bitter of bottom/sea-water salt saturation is then salty by preheated hardship by the second pipeline at the intermediate level in preheating pond
Water/seawater is introduced into the first atomizer.Bottom salinity saturation, density are high, though make the water heat of bottom be not easy to float, heat
Not easy to lose, facilitating preheating pond using the sun can be carried out accumulation of heat, and can also protect from middle layer diversion to the first atomizer
Higher water temperature is demonstrate,proved, and is not necessarily to extra power.
Preferably, also collecting quilt by the way that the second accumulator tank below the first atomizer is arranged in the step (3)
Bitter/seawater of remaining high salinity after first heat pipe array heating evaporation, and by third pipeline by the bitter of recycling/
Seawater is reintroduced in preheating pond, and bitter/seawater salt concentration that second accumulator tank is collected, which is greater than, enters the
Bitter/seawater salt concentration in one atomizer.Bitter/seawater not only can be recycled in the setting, and still preheats
Higher bitter/the seawater of the salinity can be thus put into the bottom in preheating pond by the higher bitter/seawater of salinity afterwards, can
Reduce the usage amount of salt.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of existing bitter/desalination plant；
Fig. 2 is bitter/desalination plant structural schematic diagram in embodiment 1；
Fig. 3 is the structural schematic diagram of embodiment 1 gas collecting tube and muffler；
Fig. 4 is bitter/desalination plant structural schematic diagram in embodiment 2；
Fig. 5 is the structural schematic diagram that pond is preheated in embodiment 2；
Fig. 6 is the structural schematic diagram of second pipe in embodiment 2；
Fig. 7 is the partial enlargement diagram in Fig. 4 at A；
In prior art diagram: 1a- solar thermal collector, 2a- condenser, 3a- compressor, 4a- booster pump, 6a- solar energy
Solar panel, 7a- controller, 8a- battery pack；
In figure of the present invention: 1- storage heater, the first heat pipe array of 2-, the first atomizer of 3-, 4- gas collecting tube, 5- optically focused dress
It sets, the evaporator section of the first heat pipe array of 6-, the condensation segment of the first heat pipe array of 7-, 8- air-introduced machine, 9- cold water pipe array, 10-
One accumulator tank, the second accumulator tank of 11-, 12- transparent cover, 13- muffler, 14- bitter/seawater water source, 15- preheat pond, 16-
Second heat pipe array, the evaporator section of the second heat pipe array of 17-, the condensation segment of the second heat pipe array of 18-, 19- upper cover, 20- pond body,
21-PC sunlight board or ETFE aerated film, 22- antifog film, 23- antiultraviolet film, 24- concrete frame, 25- insulating layer, 26- are black
Color film, the second atomizer of 27-, 28- controllable high-voltage electric discharge device, the inlet opening 29-, the first pipeline of 30-, the second pipeline of 31-,
32- third pipeline, the 4th pipeline of 33-.
Specific embodiment
With reference to the accompanying drawing, and in conjunction with the embodiments the present invention is described further.
Embodiment 1:
A kind of energy-efficient bitter/desalination plant, including be stored with phase-change heat-storage material storage heater 1,
One heat pipe array 2, gas collecting tube 4, the first atomizer 3 being connected with bitter/seawater water source 14, heat pipe generally comprise evaporation
Section, adiabatic section and condensation segment are equipped with the beam condensing unit 5 for collecting solar energy, first heat at the storage heater 1
The evaporator section 6 of pipe array 2 is located in the phase-change heat-storage material of storage heater 1 for absorbing the heat of storage heater 1, first heat pipe
The condensation segment 7 of array 2 is located at outside storage heater 1 for by the heat derives in storage heater 1 and being radiated outside in atmosphere, and described the
The top of condensation segment 7 of one atomizer 3 close to the first heat pipe array 2 and positioned at the first heat pipe array 2, the gas collecting tube 4
Close to the first heat pipe array 2, the other end is equipped with what air-introduced machine 8 was used to for the condensation segment 7 of the first heat pipe array 2 being formed about for one end
Damp-heat air is introduced into gas collecting tube 4, and cold water pipe array 9 is additionally provided in the gas collecting tube 4 and is used for the damp and hot sky in gas collecting tube 4
Fresh water is congealed into air cooling, and the lower section that cold water pipe array 9 is located in the gas collecting tube 4 is additionally provided with the first accumulator tank for collecting fresh water
10。
Energy-efficient bitter/the desalination plant of the present invention absorbs storage solar energy using storage heater 1, then passes through
Heat pipe is by the heat derives stored in storage heater and radiate, due to the condensation segment of heat pipe can be fabricated to as required it is various
The high efficiency and heat radiation piece of shape, therefore large area, high-grade and the thermal energy being evenly distributed can be converted solar energy into, thus will
The air of corresponding region heats；Then bitter/seawater is atomized using atomizer and is uniformly sprayed at for small water mist drop
In the hot-air of above-mentioned zone, the water mist for being atomized into molecule is dripped since heat exchange area greatly increases, easily by large area, height
At water vapour, water vapour generation efficiency is high, easily reaches nearly saturation state for grade, solid and the hot air being evenly distributed；
Along with the condensation segment of heat pipe improves the environment temperature of regional area, and environment temperature is higher, when the saturation of the air, humidity
Can be higher, so as to greatly improve hot-air moisture content in nearly saturation state, to improve fresh water transformation efficiency；Except this
Except, after the condensation segment of heat pipe sprays the relatively low cold water of upper temperature, evaporation endothermic makes the condensation segment of heat pipe cool down, helps
Increase in heat pipe condenser section and the evaporator section temperature difference, improves the working efficiency of heat pipe, further improve the generation of water vapour
Efficiency.
Preferably, the gas collecting tube 4 is additionally provided with transparent cover 12 close to one end of the first heat pipe array 2, for that will store
Hot device 1, the first heat pipe array 2, the first atomizer 3 are enclosed in transparent cover 12 and make to generate in transparent cover 12 wet
Hot steam is closed to lead to gas collecting tube 4.The setting can come the region of heat pipe local heating and other external zone isolations, thus
It can prevent heat from escaping, further improve water vapour generation efficiency, and being more advantageous to makes damp-heat air all pass through gas collecting tube 4
Fresh water conversion is carried out, it is more energy-efficient.
Preferably, the outer surface of first heat pipe array 2 and storage heater 1 is both needed to do corrosion-inhibiting coating processing, can adopt
It is handled with diamond or diamond-like carbon film-coating.Antiseptic property can be improved in the setting, and does not influence heat transfer property.
Preferably, inlet end of the top of the gas collecting tube 4 in the first heat pipe array condensation segment 7 to cold water pipe array 9
Between part 5 ° -10 ° inclinations in downward direction are first set along the horizontal plane, such as B section in Fig. 7, then keep level with horizontal plane,
Such as C sections in Fig. 7, then the inclination of a bit of 5 ° of -10 ° of upward directions is set, such as D sections in Fig. 7, then keeps water with horizontal plane again
It is flat, such as E sections in Fig. 7.The setting can be such that small part condensation only flows to by gravity first time in the fresh water drop at 4 top of gas collecting tube
10 top of slot is received, in order to make 4 inner surface of gas collecting tube not gather water droplet, its inner surface is done into condensation-resistant processing, gas collecting tube 4 can be used
PC sunlight board or ethylene-tetrafluoroethylene copolymer (ETFE) membrane material.
Preferably, one end that the gas collecting tube 4 is equipped with air-introduced machine 8 is additionally provided with muffler 13, the muffler 13 is at least
Bending is primary backward, further includes the second heat pipe array 16 being laterally arranged, and the evaporator section 17 of second heat pipe array 16 is arranged
Inlet end in gas collecting tube 4 and close to cold water pipe array 9, the condensation segment 18 of second heat pipe array 16 are located at muffler 13
It is interior, it further include the second atomizer 27 for extending into muffler 13 and being located at 18 top of condensation segment of the second heat pipe array 16,
Second atomizer 27 is connected by the 4th pipeline 33 with bitter/seawater water source 14.Setting muffler 13 not only may be used
Using the thermal energy at the inlet end of 16 Accelerating Removal cold water pipe array 9 of the second heat pipe array, and then keep damp and hot water vapour quick
Condensation, desalination produce that water is more efficient, and the setting of muffler 13 be so that extraneous wind will not be directly entered, but can be because of side
To change and cut down wind-force significantly, to greatly reduce the interference of circulation of the external air flow to internal water vapour, work is more
Reliably；The working efficiency of the second heat pipe array 16 can be further speeded up furthermore with the second atomizer 27, condensation effect is more preferable.
Preferably, the cold water pipe array 9 is snakelike, matrix form bending, flanged joint can be passed through with modular fashion,
And the outer fin that can install reinforcing condensation effect additional according to need of pipe.The setting can make 9 condensation effect of cold water pipe array more preferable.
Preferably, the muffler 13 be it is snakelike, the air-introduced machine 8 is mounted on a door-plate top, and the door-plate can be opened
It is mounted on the outlet end of gas collecting tube 4 with closing.The setting can be further reduced external air flow and enter in gas collecting tube 4.
Preferably, the beam condensing unit 5 includes multiple mirror assemblies for being evenly arranged on 1 surrounding of storage heater, it is the multiple
Mirror assembly forms the optically focused spot of multiple 1 surroundings of circular storage heater.5 structure of beam condensing unit is simple, and can be equal to storage heater 1
Even heating, heating effect are preferable.
Preferably, the cold water pipe array 9 with apart from water/sea level certain depth bitter/14 phase of seawater water source
Connection.The setting can make cold water pipe array 9 keep lower temperature, and condensation effect is preferable.
Preferably, further including the controllable high-voltage electric discharge device for being arranged in gas collecting tube 4 and being located at 9 top of cold water pipe array
28.The ionizable ion out of high-pressure discharging device 28, the ion ionized out is as the nuclei of condensation, so that condensation efficiency is higher.
Embodiment 2:
The present embodiment is increased on the basis of embodiment 1 with flowering structure:
It further include preheating pond 15, the preheating pond 15 is connected by the first pipeline 30 with bitter/seawater water source 14, institute
It states the first atomizer 3 and is connected to by the second pipeline 31 with the water phase preheated in pond 15；
The preheating pond 15 includes pond body 20 and upper cover 19, and the upper cover 19 includes by PC sunlight board or ETFE aerated film 21
Manufactured lid, the antifog film 22 that lid inner surface is set and the antiultraviolet film 23 that cover outer surface is set, it is described
Pond body 20 is coated with the concrete frame 24 of coagulation handwoven cloth, applies black film 26, the Yi Jishe being located in concrete frame 24
The insulating layer 25 outside concrete frame 24 is set, the insulating layer 25 can be made of foam or foamed plastic；
Lower section on the ground positioned at the first atomizer 3 is additionally provided with the second accumulator tank 11, for recycling by the first heat
Heated bitter/the seawater of pipe array 2, the interior water recycled of second accumulator tank 11 also pass through third pipeline 32 and preheating pond
15 are connected；
The upper surface of one end that second pipeline 31 and third pipeline 32 are extend into preheating pond 15 and side are all closed, under
Face is equipped with inlet opening 29.
Embodiment 3:
A kind of energy-efficient bitter/method for desalting seawater, it the following steps are included:
(1) solar energy is stored in phase-change heat-storage material by daytime using beam condensing unit 5 and storage heater 1；
(2) heat in storage heater 1 is absorbed by the evaporator section 6 of the first heat pipe array 2, and passes through the first heat pipe array 2
Condensation segment 7 is by heat derives and is radiated in atmosphere, to heat the air of corresponding region, formed large area, high-grade, solid and
The hot-air being evenly distributed；
(3) bitter/seawater is atomized the water mist drop for small large area using the first atomizer 3, and uniformly sprayed
Spill the large area formed in step 2, high-grade, solid and the hot-air being evenly distributed；
(4) water mist drop is heated rapidly the damp and hot water vapour to form nearly saturation state, and salinity is precipitated；
(5) damp and hot water vapour is introduced into gas collecting tube 4 by air-introduced machine 8, and is condensed into when through cold water pipe array 9
Fresh water.
Energy-efficient bitter/the method for desalting seawater of the present invention absorbs storage solar energy using storage heater 1, then passes through
Heat pipe is by the heat derives stored in storage heater and radiate, due to the condensation segment of heat pipe can be fabricated to as required it is various
The high efficiency and heat radiation piece of shape, therefore large area, high-grade and the thermal energy being evenly distributed can be converted solar energy into, thus will
The air of corresponding region heats；Then bitter/seawater is atomized using atomizer and is uniformly sprayed at for small water mist drop
In the hot-air of above-mentioned zone, the water mist for being atomized into molecule is dripped since heat exchange area greatly increases, easily by large area, height
At water vapour, water vapour generation efficiency is high, easily reaches nearly saturation state for grade, solid and the hot air being evenly distributed；
Along with the condensation segment of heat pipe improves the environment temperature of regional area, and environment temperature is higher, when the saturation of the air, humidity
Can be higher, so as to greatly improve hot-air moisture content in nearly saturation state, to improve fresh water transformation efficiency；Except this
Except, after the condensation segment of heat pipe sprays the relatively low cold water of upper temperature, evaporation endothermic makes the condensation segment of heat pipe cool down, helps
Increase in heat pipe condenser section and the evaporator section temperature difference, improves the working efficiency of heat pipe, further improve the generation of water vapour
Efficiency.
Preferably, also heating bitter/seawater using preheating pond 15 on daytime in the step (1), and make to preheat pond
Preheated water is delivered to the first atomizer 3 in 15.The setting can preheat bitter/seawater, further increase water
Steam generation efficiency, fresh water transformation efficiency are higher.
Preferably, first adding salt in the bottom in preheating pond 15 in the step (1), then will be bitter salty by the first pipeline 30
Water/seawater is introduced into preheating pond 15, so that bitter/seawater density of bottom is close greater than bitter/seawater above
Degree, and the bitter of bottom/sea-water salt saturation, then will preheating by the second pipeline 31 at the intermediate level in preheating pond 15
Bitter/the seawater crossed is introduced into the first atomizer 3.Bottom salinity saturation, density are high, though it is not easy the water heat of bottom
It floats, heat is not easy to lose, and facilitating preheating pond 15 using the sun can be carried out accumulation of heat, and from middle layer diversion to the first atomization
Spray head 3 also can guarantee higher water temperature, and be not necessarily to extra power.
Preferably, also being collected by the way that the second accumulator tank 11 below the first atomizer 3 is arranged in the step (3)
By bitter/seawater of remaining high salinity after 2 heating evaporation of the first heat pipe array, and pass through third pipeline 32 for the hardship of recycling
Salt water/seawater is reintroduced in preheating pond 15, and bitter/seawater salt concentration that second accumulator tank 11 is collected is greater than
Enter bitter/seawater salt concentration in the first atomizer 3.Bitter/seawater not only can be recycled in the setting, and
Or the higher bitter/seawater of the salinity can be thus put into preheating pond 15 by the higher bitter/seawater of salinity after preheating
Bottom, the usage amount of salt can be reduced.
Preferably, when damp and hot water vapour passes through cold water pipe array 9, also starting is arranged in gas collection in the step (5)
Controllable high-voltage electric discharge device 28 in pipe 4 works.The setting can ionize out ion as the nuclei of condensation using high-pressure discharging device 28,
Condensation efficiency is higher.
Claims (10)
1. a kind of energy-efficient bitter/desalination plant, it is characterised in that: the storage including being stored with phase-change heat-storage material
Hot device (1), the first heat pipe array (2), gas collecting tube (4), the first atomizer being connected with bitter/seawater water source (14)
(3), the beam condensing unit (5) for collecting solar energy, first heat pipe array (2) are equipped at the storage heater (1)
Evaporator section (6) be located in the phase-change heat-storage material of storage heater (1) for absorbing the heat of storage heater (1), first heat pipe
The condensation segment (7) of array (2) is located at storage heater (1) and is used for outside by the heat derives in storage heater (1) and is radiated outside atmosphere
In, first atomizer (3) is close to the first heat pipe array (2) and positioned at the upper of the condensation segment (7) of the first heat pipe array (2)
Side, close to the first heat pipe array (2), the other end is equipped with air-introduced machine (8) and is used for the first heat pipe battle array for one end of the gas collecting tube (4)
The damp-heat air that the condensation segment (7) of column (2) is formed about is introduced into gas collecting tube (4), is additionally provided with cold water in the gas collecting tube (4)
Pipe array (9) is used to for the damp-heat air in gas collecting tube (4) being condensed into fresh water, is located at cold water pipe array in the gas collecting tube (4)
(9) the first accumulator tank (10) for collecting fresh water is additionally provided with below.
2. the energy-efficient bitter/desalination plant of one kind according to claim 1, it is characterised in that: the collection
Tracheae (4) is additionally provided with transparent cover (12) close to the one end of the first heat pipe array (2), is used for storage heater (1), the first heat pipe battle array
Column (2), the first atomizer (3) are enclosed in transparent cover (12) and keep the wet-hot steam generated in transparent cover (12) close
It closes and leads to gas collecting tube (4).
3. the energy-efficient bitter/desalination plant of one kind according to claim 1, it is characterised in that: further include
It preheating pond (15), the preheating pond (15) is connected by the first pipeline (30) with bitter/seawater water source (14), and described first
Atomizer (3) is connected to by the second pipeline (31) with the water phase preheated in pond (15).
4. the energy-efficient bitter/desalination plant of one kind according to claim 3, it is characterised in that: describedly
It is located at below the first atomizer (3) on face and is additionally provided with the second accumulator tank (11), is added for recycling by the first heat pipe array (2)
Bitter/seawater of remaining high salinity after thermal evaporation, the interior water recycled of second accumulator tank (11) also pass through third pipeline
(32) it is connected with preheating pond (15).
5. the energy-efficient bitter/desalination plant of one kind according to claim 1, it is characterised in that: the collection
One end that tracheae (4) is equipped with air-introduced machine (8) is additionally provided with muffler (13), and at least bending is primary backward for the muffler (13), also
Including the second heat pipe array (16) being laterally arranged, the evaporator section (17) of second heat pipe array (16) is arranged in gas collecting tube
(4) inlet end in and close to cold water pipe array (9), the condensation segment (18) of second heat pipe array (16) are located at muffler
It (13) further include the second mist for extending into muffler (13) and being located above the condensation segment (18) of the second heat pipe array (16) in
Change spray head (27), second atomizer (27) is connected by the 4th pipeline (33) with bitter/seawater water source (14).
6. the energy-efficient bitter/desalination plant of one kind according to claim 5, it is characterised in that: described time
Tracheae (13) be it is snakelike, the air-introduced machine (8) is mounted on a door-plate top, and the door-plate can be opened and closed to be mounted on gas collecting tube (4)
Outlet end.
7. a kind of energy-efficient bitter/method for desalting seawater, it is characterised in that: it the following steps are included:
(1) solar energy is stored in phase-change heat-storage material by daytime using beam condensing unit (5) and storage heater (1)；
(2) heat in storage heater (1) is absorbed by the evaporator section (6) of the first heat pipe array (2), and passes through the first heat pipe array
(2) condensation segment (7) by heat derives and is radiated in atmosphere, to heat the air of corresponding region, forms large area, Gao Pin
Position, solid and the hot-air being evenly distributed；
(3) bitter/seawater is atomized the water mist drop for small large area using the first atomizer (3), and uniformly sprayed
On the large area that is formed in the step (2), high-grade, solid and the hot-air that is evenly distributed；
(4) water mist drop is heated rapidly the damp and hot water vapour to form nearly saturation state, and salinity is precipitated；
(5) damp and hot water vapour is introduced into gas collecting tube (4) by air-introduced machine (8), and is condensed when through cold water pipe array (9)
At fresh water.
8. the energy-efficient bitter/method for desalting seawater of one kind according to claim 7, it is characterised in that: the step
Suddenly bitter/seawater also is heated using preheating pond (15) on daytime in (1), and is delivered to water preheated in preheating pond (15)
First atomizer (3).
9. the energy-efficient bitter/method for desalting seawater of one kind according to claim 8, it is characterised in that: the step
Suddenly first add salt in the bottom of preheating pond (15) in (1), then bitter/seawater is introduced by preheating pond by the first pipeline (30)
(15) in, so that bitter/seawater density of bottom is greater than bitter/seawater density above, and the bitter of bottom/
Then sea-water salt saturation passes through the second pipeline (31) for preheated bitter/sea at the intermediate level of preheating pond (15)
Water is introduced into the first atomizer (3).
10. the energy-efficient bitter/method for desalting seawater of one kind according to claim 9, it is characterised in that: the step
Suddenly it is also collected by the second accumulator tank (11) being arranged below the first atomizer (3) in (3) and is added by the first heat pipe array (2)
Bitter/seawater of remaining high salinity after thermal evaporation, and drawn bitter/seawater of recycling again by third pipeline (32)
Enter into preheating pond (15), bitter/seawater salt concentration that second accumulator tank (11) is collected, which is greater than, enters first
Bitter/seawater salt concentration in atomizer (3).
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| CN201910560482.9A CN110316779B (en) | 2019-06-26 | 2019-06-26 | High-efficiency energy-saving brackish water/seawater desalination device |
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Cited By (1)
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| CN113044899A (en) * | 2021-03-29 | 2021-06-29 | 西安交通大学 | Phase-change heat storage type interface photo-thermal evaporation seawater desalination device and seawater desalination method |
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| CN110316779B (en) | 2021-11-19 |
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