CN107215916A - The new type low temperature seawater desalination system that capillarity is coupled with solar energy - Google Patents
The new type low temperature seawater desalination system that capillarity is coupled with solar energy Download PDFInfo
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- CN107215916A CN107215916A CN201610160143.8A CN201610160143A CN107215916A CN 107215916 A CN107215916 A CN 107215916A CN 201610160143 A CN201610160143 A CN 201610160143A CN 107215916 A CN107215916 A CN 107215916A
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- seawater
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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
- C02F1/14—Treatment of water, waste water, or sewage by heating by distillation or evaporation using solar energy
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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
- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The new type low temperature seawater desalination system that capillarity is coupled with solar energy, including solar energy heat collector, first circulation pump, evaporator and condenser.Evaporator includes housing, capillary wick, distributor, liquid trap and tube bank.Housing has seawater chamber and vapor chamber, and seawater chamber and vapor chamber are spaced from each other by capillary wick；Distributor and liquid trap are located at seawater chamber two ends respectively；Tube bank is located at seawater intracavitary, and tube bank two ends are connected with distributor and liquid trap respectively；The heating agent outlet of solar energy heat collector is connected by first circulation pump with the heating agent entrance of evaporator, evaporator heating agent entrance is connected by distributor with tube bank, tube bank is connected by liquid trap with evaporator refrigerant exit, and evaporator refrigerant exit is connected with the refrigerant inlet of solar energy heat collector；The steam inlet of condenser is connected with the steam (vapor) outlet of vapor chamber.The present invention is with the coefficient of heat transfer is high, water yield is more, low cost and other advantages, it is possible to achieve solar energy independently drives；Do not consume extra power and pump work.
Description
Technical field
The present invention relates to solar seawater desalination system.
Background technology
The population lives in the whole world about 1/3 are in the countries and regions of water shortage, and the topmost means of the problem of solving shortage of fresh water are to carry out desalinization.Traditional desalination technology needs to consume the wide variety of conventional energy, exacerbates the consumption of resource and brings environmental pollution.And solar energy is a kind of regenerative resource being distributed more than wide, reserves, if heliotechnics and desalination technology can be combined together to solution desalinization key issue, by with important society and economic benefit.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of coefficient of heat transfer height, many water yields, manufacture and the low solar seawater desalination system of operating cost.
In order to solve the above technical problems, the technical solution used in the present invention is：
The new type low temperature seawater desalination system that capillarity is coupled with solar energy, including solar energy heat collector, first circulation pump, evaporator and condenser；Evaporator includes housing, capillary wick, distributor, liquid trap and tube bank；Housing has seawater chamber and vapor chamber, and seawater chamber and vapor chamber are spaced from each other by capillary wick；Distributor and liquid trap are located at the two ends of seawater chamber respectively；Tube bank is arranged at seawater intracavitary, and the two ends of tube bank are connected with distributor and liquid trap respectively；Seawater chamber has seawater inlet and concentrated seawater outlet, and vapor chamber has steam (vapor) outlet；Condenser has steam inlet and water outlet；The heating agent outlet of solar energy heat collector is connected by first circulation pump with the heating agent entrance of evaporator, the heating agent entrance of evaporator is connected by distributor with tube bank, tube bank is connected by liquid trap with the refrigerant exit of evaporator, and the refrigerant exit of evaporator is connected with the refrigerant inlet of solar energy heat collector；The steam inlet of condenser is connected with the steam (vapor) outlet of vapor chamber.
The present invention can be at least up to one of following beneficial effect：
1st, desalinization is carried out present invention incorporates solar energy heat collector, high-grade energy is not consumed substantially, not only environmental protection, and reduce the cost of manufacture and operation.In addition, the present invention carries out heat exchange using the thermal source medium flowed in the tube bank of evaporator with seawater, the heat exchange between seawater and thermal source can more fully, be efficiently realized, the yield of steam, improving heat exchanging efficiency is increased；
2nd, the invention realizes the preheating of seawater using condenser, makes better use of system circulation heat, improves overall performance；
3rd, the deflection plate being arranged in evaporator tube bank can increase disturbance of the seawater in evaporator, under same volume, add the flow of seawater side, reduce the size of evaporator, improve heat exchange efficiency；
4th, the inner surface of the tube bank in evaporator and condenser and outer surface are provided with fin, and the surface of fin is provided with nano coating, can improve seawater and tube bank convection heat transfer' heat-transfer by convection efficiency, reduces tube bank size, saves cost, improve the efficiency that solar energy is converted into seawater interior energy；
5th, the invention improves energy utilization efficiency by the way of internal heating seawater, has significant advantage compared with vapor chamber outer surface is by way of vapor chamber is heated to capillary wick with existing：Thermal resistance is small, and the present invention can directly control the temperature that the caloric receptivity control seawater of heating agent working medium circulation evaporates in capillary wick, so as to better adapt to system pressure.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, the accompanying drawing used required in being described below to embodiment is briefly introduced, apparently, drawings in the following description are only some embodiments of the present invention, for one of ordinary skill in the art, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the schematic diagram for the new type low temperature seawater desalination system that capillarity according to an embodiment of the invention is coupled with solar energy.
Embodiment
The present invention is made below in conjunction with the accompanying drawings and being further illustrated.
The new type low temperature seawater desalination system that capillarity according to an embodiment of the invention is coupled with solar energy, including solar energy heat collector 1, auxiliary thermal source 2, first circulation pump 51, evaporator 3 and condenser 4.
Solar energy heat collector 1 preferably uses efficient solar thermal collector, by absorbing solar energy to circulation medium（Usually water）Heated.The solar thermal collector can also use sun automatic tracking technology, to absorb solar energy in maximum efficiency.
Auxiliary thermal source 2 is connected in parallel with solar energy heat collector 1.Auxiliary thermal source 2 is used for when solar energy heat collector 1 can not work（At the time of there is no sunshine such as night）As the thermal source for substituting the solar energy heat collector 1, so that the solar seawater desalination system of the present invention can uninterruptedly carry out desalinization processing.Auxiliary thermal source 2 is preferred to use waste heat thermal source, the thermal power station on such as seashore or the steam waste heat of nuclear power station, so as to reach good energy-saving effect.The multiple control valves 6 being arranged on the connecting line of auxiliary thermal source 2 and solar energy heat collector 1 are also show in Fig. 1, these control valves 6 can play the effect of the switching control to auxiliary thermal source 2 and solar energy heat collector 1.
Evaporator 3 includes housing 31, capillary wick 32, distributor 33, liquid trap 36 and tube bank 35.Housing 31 has seawater chamber 311 and vapor chamber 312, and seawater chamber 311 and vapor chamber 312 are spaced from each other by capillary wick 32.Distributor 33 and liquid trap 36 are located at the two ends of seawater chamber 311 respectively.Tube bank 35 is arranged in seawater chamber 311, and the two ends of tube bank 35 are connected with distributor 33 and liquid trap 36 respectively.In the embodiment shown in fig. 1, seawater chamber 311 is in cylindrical, restrains 35 along the axially extending of the seawater chamber；Vapor chamber is in the annulus bodily form, and is surrounded on the outside at the middle part of seawater chamber 311；Capillary wick 32 is in the annulus bodily form.The shape of evaporator shown in Fig. 1 is merely illustrative, and evaporator shape of the present invention is not limited to this.
There is seawater chamber 311 seawater inlet and concentrated seawater to export, and seawater inlet and the concentrated seawater outlet of the seawater chamber are preferably provided to make the flow direction of seawater in opposite direction with restraining the medium flowing in 35, to constitute counter-current flow, enhanced heat exchange effect.Vapor chamber 312 has steam (vapor) outlet.Condenser has steam inlet and water outlet.
The heating agent outlet of solar energy heat collector is connected by first circulation pump 51 with the heating agent entrance of evaporator 3, the heating agent entrance of evaporator 3 is connected by distributor 33 with tube bank 35, tube bank 35 is connected by liquid trap 36 with the refrigerant exit of evaporator 3, and the refrigerant exit of evaporator 3 is connected with the refrigerant inlet of solar energy heat collector 1.The steam inlet of condenser 4 is connected with the steam (vapor) outlet of vapor chamber 312.
Preferably, condenser 4 also has seawater inlet and seawer outlet.The seawer outlet of condenser 4 is connected with the seawater inlet of seawater chamber 311.So, condenser 4 is exported to seawater chamber 311 after the seawater flowed into from the seawater inlet of the condenser being carried out into heat exchange with the steam from vapor chamber 312, and the saturation pressure of vapor chamber 312 is can control by adjusting the flow of the seawater flowed into condenser.Tube bank in the tube bank 35 and condenser 4 of evaporator is constituted by many enhanced tubes, it is possible to increase steam side condensation area, improves the cooling energy recovery of steam side, while reducing the volume and floor space of condenser.The flow direction of seawater and steam in condenser 4 is on the contrary, constitute countercurrent flow.In addition, second circulation pump 52 is additionally provided with the pipeline that the water outlet with condenser 4 is connected, the 3rd circulating pump 53 is additionally provided with the pipeline that the seawater inlet with condenser 4 is connected, the 4th circulating pump 54 is additionally provided with the connecting line between the refrigerant exit of evaporator 3 and the refrigerant inlet of auxiliary thermal source 2.First, second, third and fourth circulating pump can provide more sufficient power for the heat transferring medium circulation, seawater flowing and steam flowing of whole seawater desalination system, to solve in conventional method using the capillary pressure differential desalinization circulation power deficiency of capillary wick, unstable startup optimization and the shortcomings of the relatively low aquifer yield upper limit.
It is noted that seawater can be aspirated in the presence of capillary force returns to evaporator, it is not necessary to consume extra pump work.The circulating pump 53 of second circulation pump 52 and the 3rd helps out, and additionally sets, under normal fresh water conditions of demand, can be not provided with to improve fresh water amount.First to fourth circulating pump 51,52,53 and 54 can be driven by solar power generation, without external power source.
Preferably, polylith deflection plate 34 is fixedly connected with by modes such as welding in the tube bank 35 of evaporator.Deflection plate is set to strengthen the seawater disturbance of seawater intracavitary, the enhanced water evaporation coefficient of heat transfer.The inner surface and outer surface of the tube bank 35 of evaporator and the tube bank of condenser are provided with fin, and the surface of fin is provided with nano coating, to improve the pipe surfaces externally and internally coefficient of heat transfer of evaporator tube bank and condenser bundles.
The course of work for the new type low temperature seawater desalination system that capillarity according to an embodiment of the invention is coupled with solar energy approximately as.
Seawater is introduced in condenser 4 by the 3rd circulating pump 53, and heat exchange is carried out with the water vapour from vapor chamber 312 in condenser 4, and the seawater after preheating enters the seawater chamber 311 of evaporator 3.Due to the barrier effect of deflection plate 34 in the seawater chamber 311 of evaporator 3, seawater periodically washes away tube bank 35, and carries out heat exchange with the thermal source medium in tube bank so that ocean temperature is raised.The seawater of high temperature in capillary wick 32 under the suction of the capillary force of micro-channel, flow into during vapor chamber 312 that low-temperature evaporation is fresh water steam in capillary wick 32, pure fresh water steam is converged in vapor chamber 312, and high concentration seawater exports discharge from the concentrated seawater of evaporator.Above-mentioned low temperature refers to 30 DEG C ~ 40 DEG C.
Water vapour in vapor chamber 312 is entered in the presence of second circulation pump 52 in condenser 4, and fresh water is turned to by condensing change, is then flowed out by the water outlet of condenser 4.
High temperature heat source medium from solar energy heat collector 1 or auxiliary thermal source 2 is flowed into tube bank 35 by distributor 33, and carries out heat exchange, seawater heat absorption, the reduction of thermal source medium temperature with the seawater in seawater chamber 311.The low-temperature heat source medium for completing heat exchange returns to solar energy heat collector or auxiliary thermal source 2 by liquid trap 36, then by being heated as high temperature heat source medium, so as to complete whole heat-source Cycles.Wherein, multiple control valves 6 can be adjusted according to specific operating mode and illumination condition, realizes the switching between solar energy heat collector 1 and auxiliary thermal source 2.
The internal capillary power that seawater desalination system according to an embodiment of the invention is provided using capillary wick is driving force, direct extracting seawater enters capillary wick and carries out liquid-gas phase transition, because the temperature in condenser is lower than the temperature in capillary wick, the vapo(u)rous pressure that liquid-gas phase transition generation occurs in vapo(u)rous pressure ratio capillary wick in corresponding condenser is low, and the steam produced in capillary wick enters condenser and generates fresh water.Live experimental result is as follows：In Hangzhou summer 14：Under the strong solar radiations of 00PM:Solar energy independently drives（I.e. system does not connect external power source and provided without waste heat）：Heating surface area is
60 cm 2Evaporator, wall surface temperature be 39 DEG C when, fresh water 101g/h, the mg/L of fresh water saliferous about 29 can be produced, drinking water standard is reached.Steam in capillary wick and moisture circle liquid level can adaptive external heat source, can normally produce water between 34 DEG C ~ 58 DEG C.Because thermal adaptability scope is big, the low temperature seawater dilution capacity at especially 40 DEG C so that the system is advantageous in fields such as Solar uses.Seawater desalination system according to an embodiment of the invention is realized under conditions of solar energy independently drives in 34 DEG C ~ 58 DEG C adaptive production water, and according to the law of thermodynamics, heat source temperature is lower, and can use can be fewer.The system realizes the low temperature seawater desalination that can be realized at 40 DEG C.So this seawater desalination system can both improve efficiency of energy utilization, it is often more important that can realize that solar energy independently drives；Do not consume extra power.
Those skilled in the art can carry out various changes and modification to the present invention without departing from the spirit and scope of the present invention.If these modifications and variations of the present invention belong within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to comprising including these changes and modification.
Claims (8)
1. the new type low temperature seawater desalination system that capillarity is coupled with solar energy, it is characterised in that including solar energy heat collector, first circulation pump, evaporator and condenser；
The evaporator includes housing, capillary wick, distributor, liquid trap and tube bank；The housing has seawater chamber and vapor chamber, and described seawater chamber and vapor chamber is spaced from each other by the capillary wick；Described distributor and liquid trap are located at the two ends of the seawater chamber respectively；The tube bank is arranged at the seawater intracavitary, and the two ends of tube bank are connected with described distributor and liquid trap respectively；The seawater chamber has seawater inlet and concentrated seawater outlet, and the vapor chamber has steam (vapor) outlet；
The condenser has steam inlet and water outlet；
The heating agent outlet of the solar energy heat collector is connected by the first circulation pump with the heating agent entrance of the evaporator, the heating agent entrance of the evaporator is connected by the distributor with the tube bank, the tube bank is connected by the liquid trap with the refrigerant exit of the evaporator, and the refrigerant exit of the evaporator is connected with the refrigerant inlet of the solar energy heat collector；The steam inlet of the condenser is connected with the steam (vapor) outlet of the vapor chamber.
2. the new type low temperature seawater desalination system that capillarity as claimed in claim 1 is coupled with solar energy, it is characterized in that, flow into the seawater of the seawater intracavitary with the tube bank in heating agent heat exchange after temperature raise, under the capillary force effect of the capillary wick, seawater low-temperature evaporation in the capillary wick obtains fresh water steam, fresh water steam is collected in described vapor chamber, and the fresh water steam flows into condense in condenser produces fresh water later.
3. the new type low temperature seawater desalination system that capillarity as claimed in claim 1 is coupled with solar energy, it is characterised in that the new type low temperature seawater desalination system that described capillarity is coupled with solar energy is independently driven by solar energy；Seawater aspirates in the presence of capillary force and returns to evaporator, it is not necessary to consume extra pump work.
4. the new type low temperature seawater desalination system that capillarity as claimed in claim 1 is coupled with solar energy, it is characterised in that the condenser also has seawater inlet and seawer outlet；The seawer outlet of the condenser is connected with the seawater inlet of the seawater chamber；The condenser is used to export to described seawater chamber after the seawater flowed into from the seawater inlet of the condenser is carried out into heat exchange with the steam from the vapor chamber, and the saturation pressure of the vapor chamber is can control by adjusting the flow of the seawater flowed into condenser.
5. the new type low temperature seawater desalination system that capillarity as claimed in claim 1 is coupled with solar energy, it is characterised in that the tube bank in the evaporator and condenser is constituted by many enhanced tubes；The inner surface of the tube bank of the evaporator and condenser and outer surface are provided with fin, and the surface of the fin is provided with nano coating.
6. the new type low temperature seawater desalination system that the capillarity as described in claim 1 or 5 is coupled with solar energy, it is characterised in that polylith deflection plate is fixedly connected with the tube bank of the evaporator.
7. the new type low temperature seawater desalination system that capillarity as claimed in claim 1 is coupled with solar energy, it is characterised in that the seawater chamber is in cylindrical, the tube bank is axially extending along the seawater chamber；The vapor chamber is in the annulus bodily form, and is surrounded on the outside in the middle part of seawater chamber；Described capillary wick is in the annulus bodily form.
8. the new type low temperature seawater desalination system that capillarity as claimed in claim 1 is coupled with solar energy, it is characterised in that the solar seawater desalination system includes auxiliary thermal source, the auxiliary thermal source is connected in parallel with the solar energy heat collector；The auxiliary thermal source is used for when the solar energy heat collector does not work as the thermal source for substituting the solar energy heat collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160143.8A CN107215916A (en) | 2016-03-21 | 2016-03-21 | The new type low temperature seawater desalination system that capillarity is coupled with solar energy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610160143.8A CN107215916A (en) | 2016-03-21 | 2016-03-21 | The new type low temperature seawater desalination system that capillarity is coupled with solar energy |
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| CN107215916A true CN107215916A (en) | 2017-09-29 |
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| CN201610160143.8A Withdrawn CN107215916A (en) | 2016-03-21 | 2016-03-21 | The new type low temperature seawater desalination system that capillarity is coupled with solar energy |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108275701A (en) * | 2018-03-14 | 2018-07-13 | 天津大学 | A kind of solar energy power generating and salt manufacturing integrated system |
| CN108483545A (en) * | 2018-06-08 | 2018-09-04 | 北京态金科技有限公司 | Seawater desalination system |
| CN110065980A (en) * | 2019-06-13 | 2019-07-30 | 东华理工大学 | A kind of double hose electrostatic atomization solar seawater desalination vaporising device and its method |
| CN110937644A (en) * | 2018-09-21 | 2020-03-31 | 华中科技大学 | High-efficient purifier based on low-grade heat energy and nanometer cloth |
| CN111870977A (en) * | 2020-08-03 | 2020-11-03 | 天津城建大学 | Device for concentrating and desalting electrolyte solution by utilizing solar energy |
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| CN101738013A (en) * | 2009-12-11 | 2010-06-16 | 上海环球制冷设备有限公司 | Pure reverse flow dry evaporator device and use method thereof |
| CN101830531A (en) * | 2010-04-27 | 2010-09-15 | 武汉大学 | Low-temperature residual heat seawater desalinizing system |
| CN104628067A (en) * | 2014-12-26 | 2015-05-20 | 皇明太阳能股份有限公司 | Solar-powered seawater desalination device, stove combined device and using method thereof |
| CN204356100U (en) * | 2014-12-26 | 2015-05-27 | 皇明太阳能股份有限公司 | Solar energy sea water desalination apparatus |
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2016
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Patent Citations (4)
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| CN101738013A (en) * | 2009-12-11 | 2010-06-16 | 上海环球制冷设备有限公司 | Pure reverse flow dry evaporator device and use method thereof |
| CN101830531A (en) * | 2010-04-27 | 2010-09-15 | 武汉大学 | Low-temperature residual heat seawater desalinizing system |
| CN104628067A (en) * | 2014-12-26 | 2015-05-20 | 皇明太阳能股份有限公司 | Solar-powered seawater desalination device, stove combined device and using method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108275701A (en) * | 2018-03-14 | 2018-07-13 | 天津大学 | A kind of solar energy power generating and salt manufacturing integrated system |
| CN108483545A (en) * | 2018-06-08 | 2018-09-04 | 北京态金科技有限公司 | Seawater desalination system |
| CN110937644A (en) * | 2018-09-21 | 2020-03-31 | 华中科技大学 | High-efficient purifier based on low-grade heat energy and nanometer cloth |
| CN110065980A (en) * | 2019-06-13 | 2019-07-30 | 东华理工大学 | A kind of double hose electrostatic atomization solar seawater desalination vaporising device and its method |
| CN110065980B (en) * | 2019-06-13 | 2023-07-28 | 东华理工大学 | Double-tube type electrostatic atomization solar seawater desalination and evaporation device and method thereof |
| CN111870977A (en) * | 2020-08-03 | 2020-11-03 | 天津城建大学 | Device for concentrating and desalting electrolyte solution by utilizing solar energy |
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Application publication date: 20170929 |