CN108439675A - A kind of solar energy desalination utilization system and method - Google Patents
A kind of solar energy desalination utilization system and method Download PDFInfo
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- CN108439675A CN108439675A CN201810259772.5A CN201810259772A CN108439675A CN 108439675 A CN108439675 A CN 108439675A CN 201810259772 A CN201810259772 A CN 201810259772A CN 108439675 A CN108439675 A CN 108439675A
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- pond
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- water
- reverse osmosis
- booster pump
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- 238000010612 desalination reaction Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 44
- 150000003839 salts Chemical class 0.000 claims abstract description 29
- 239000013505 freshwater Substances 0.000 claims abstract description 27
- 230000005611 electricity Effects 0.000 claims description 11
- 238000004821 distillation Methods 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 6
- 239000008235 industrial water Substances 0.000 claims description 6
- 230000008901 benefit Effects 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 230000007812 deficiency Effects 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 239000012267 brine Substances 0.000 claims description 3
- 238000000909 electrodialysis Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000000502 dialysis Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000011033 desalting Methods 0.000 abstract description 4
- 239000013535 sea water Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower or fuel cells
-
- 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
- Y02A20/131—Reverse-osmosis
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to a kind of solar energy desalination utilization system and methods.It is badly in need of finding out a kind of method of solar energy desalination comprehensive utilization at present, improves efficiency of energy utilization and project economics.The present invention includes solar pond, and feature is：Further include reverse osmosis pond, electrodialytic cell, solar distilling pond, solar cell module and booster pump, the reverse osmosis pond is connect by pipeline with solar pond, the booster pump is mounted on the pipeline between reverse osmosis pond and solar pond, the electrodialytic cell is connected by pipeline with reverse osmosis pond, the solar cell module is connect with booster pump, reverse osmosis pond and electrodialytic cell respectively, and the solar distilling pond is connect with solar pond, reverse osmosis pond and electrodialytic cell respectively by pipeline.The present invention makes full use of a variety of technique for desalting salt water and solar energy resources, reduces energy consumption, increases fresh water output, improves project economic feasibility.
Description
Technical field
The present invention relates to a kind of solar energy desalination utilization system and methods, belong to solar energy composite using neck
Domain.
Background technology
The current method for having a variety of desalinations such as the way of distillation, hyperfiltration, electroosmose process, each own advantage and disadvantage, and
The respective scope of application.The way of distillation obtains fresh water by heating vaporization and condensation, not by salt water concentration limit, gained fresh water purity
Height, however salt water vaporization needs to consume large energy, solar distilling pond can largely reduce energy consumption cost using solar energy,
But take up a large area, production water efficiency is low, if publication date is on 09 30th, 2015, the China of Publication No. CN104944485A
In patent, a kind of disclosed distillation sea water desalting system and its desalination method；Hyperfiltration is to utilize reverse osmosis membrane, by high pressure
The reverse osmosis generation fresh water of salt water, due to not undergoing phase transition, energy consumption is smaller, but salt water concentration cannot be excessively high, and generate
Fresh water purity is inadequate, disclosed in the Chinese patent of Publication No. CN102030391A if publication date is on 04 27th, 2011
A kind of wind-power electricity generation hyperfiltration seawater desalination system；The characteristics of electroosmose process is that salt ion is removed from salt water, energy conversion
Mode is reasonable, good for the effect of Low-salinity desalination, but cannot remove uncharged impurity, and economy is with salt content
Increase and reduces.
Northwest China Arid Area and the coastal region in east China, freshwater resources are more nervous, have a large amount of seawater or bitter, have
The demand of desalination, however the economy of single kind of desalination method is all limited by objective condition.How to combine practical
Situation is maximized favourable factors and minimized unfavourable ones in the way of several desalinations, is improved economy, is the project to be faced at present, solar energy and salt water
It is the important way for reducing energy consumption that desalination, which combines,.It is badly in need of finding out a kind of method of solar energy desalination comprehensive utilization, improves
Efficiency of energy utilization and project economics, to solve current desalination problem encountered.
Invention content
It is an object of the invention to overcome above-mentioned deficiency existing in the prior art, and offer is a kind of reasonable in design,
It makes full use of a variety of technique for desalting salt water and solar energy resources, reduces energy consumption, increase fresh water output, can solve to be encountered at present
Problem improves the solar energy desalination utilization system and method for project economic feasibility.
Technical solution is used by the present invention solves the above problems：The solar energy desalination utilization system includes
Solar pond, design feature are：Further include reverse osmosis pond, electrodialytic cell, solar distilling pond, solar cell module and use
In the booster pump being pressurized to reverse osmosis pond, the reverse osmosis pond is connect by pipeline with solar pond, and the booster pump is mounted on anti-
On pipeline between osmotic cell and solar pond, the electrodialytic cell is connected by pipeline with reverse osmosis pond, connection electrodialytic cell and
It is provided with No.1 water outlet on the pipeline in reverse osmosis pond, No. two water outlets, the sun are provided on the electrodialytic cell
Can battery component connect respectively with booster pump, reverse osmosis pond and electrodialytic cell, the solar distilling pond by pipeline respectively with
Solar pond, reverse osmosis pond are connected with electrodialytic cell, and No. three water outlets are provided on the solar distilling pond.
Preferably, booster pump of the present invention is connect with external electrical network.
Preferably, the invention also includes accumulator, the accumulator is connected with solar cell module.
Preferably, the bottom in solar pond of the present invention and solar distilling pond is both provided with pitch-dark layer, inhaled with improving
The thermal efficiency.
A kind of solar energy desalination comprehensive utilization carried out using the solar energy desalination utilization system
Method, it is characterised in that：Steps are as follows：Salt water is injected in solar pond, using salt water with the natural layering of depth, from solar pond
Surface and bottom export low salinity water and highrank fuel salinity water respectively；Highrank fuel salinity water enters solar distilling pond, is obtained by distilling
Fresh water, and the high concentration brine close to saturated concentration periodically is exported from the bottom in solar distilling pond, by natural evaporation or add
Thermal convection current evaporation obtains salt crystalloid；Low salinity water enters reverse osmosis pond, under conditions of booster pump provides pressure, passes through reverse osmosis
Permeable membrane generates fresh water；The salt water injection solar distilling pond of reverse osmosis pond separation；Solar cell module is made full use of to be sent out
Electric drive booster pump, when solar cell module electric power deficiency, booster pump is powered using power grid；Due to electrodialytic cell
Power consumption it is larger, only stronger in solar radiation, solar cell module generates electricity when have more than needed, just startup electrodialysis
Pond；No.1 water outlet, No. two water outlets and No. three water outlets can export fresh water, wherein derived from No.1 water outlet
Fresh water is obtained by hyperfiltration, and salt content is relatively slightly higher, can be used as the life of less demanding to salinity or industrial water,
It is supplied with lower price；And fresh water salt content derived from No. two water outlets and No. three water outlets is low, is drunk for resident
With or high request industrial water, Water-supply price is determined according to water quality, reduces cost, improves project integral benefit.
Preferably, the fresh water that the reverse osmosis pond of the present invention comes out generates the lower Gao Pin of salinity using primary desalination
Matter fresh water.
Preferably, the remaining electricity of accumulators store solar cell module of the present invention, in case being used when without the sun.
Compared with prior art, the present invention haing the following advantages and effect：Make full use of existing desalination technology and
Solar utilization technique is allowed to organically combine, maximize favourable factors and minimize unfavourable ones, improve comprehensive utilization ratio, reduce energy consumption, output different purity it is light
Water reduces the production cost of fresh water to adapt to different application demands, improves project economics, is allowed to can be applied to western hardship
The coastal area that salt water area and land used are had more than needed.In summary see, desalination utilization system provided by the invention and
Method provides strong support for sea water desalination in nationwide commercialized development.
Description of the drawings
Fig. 1 is the structural schematic diagram of solar energy desalination utilization system in the embodiment of the present invention.
In figure：1-solar pond；2-reverse osmosis ponds；3-electrodialytic cells；4-solar distilling ponds；5-solar cells
Component；6-booster pumps；D1-No.1 water outlet；No. bis- water outlets of D2-；No. tri- water outlets of D3-.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited in following embodiments.
Embodiment.
Referring to Fig. 1, the solar energy desalination utilization system in the present embodiment include solar pond 1, reverse osmosis pond 2,
Electrodialytic cell 3, solar distilling pond 4, solar cell module 5 and the booster pump 6 for being pressurized to reverse osmosis pond 2.
Reverse osmosis pond 2 in the present embodiment is connect by pipeline with solar pond 1, and booster pump 6 is mounted on reverse osmosis pond 2 and too
On pipeline between positive pond 1, electrodialytic cell 3 is connected by pipeline and reverse osmosis pond 2, connects electrodialytic cell 3 and reverse osmosis pond 2
It is provided with No.1 water outlet D1 on pipeline, No. two water outlet D2 are provided on electrodialytic cell 3.
Solar cell module 5 in the present embodiment is connect with booster pump 6, reverse osmosis pond 2 and electrodialytic cell 3 respectively, too
Sun can distill pond 4 and be connect respectively with solar pond 1, reverse osmosis pond 2 and electrodialytic cell 3 by pipeline, be arranged on solar distilling pond 4
There are No. three water outlet D3.
Booster pump 6 in the present embodiment can be connect with external electrical network.Solar energy desalination utilization system may be used also
To include accumulator, accumulator and solar cell module 5 connect.The bottom in solar pond 1 and solar distilling pond 4 can be set
It is equipped with pitch-dark layer, to improve heat absorption efficiency.
It is comprehensively utilized using the solar energy desalination that solar energy desalination utilization system carries out in the present embodiment
The step of method, is as follows：Salt water is injected in solar pond 1, using salt water with the natural layering of depth, from the surface of solar pond 1 and
Bottom exports low salinity water and highrank fuel salinity water respectively；Highrank fuel salinity water enters solar distilling pond 4, and fresh water is obtained by distillation, and
The high concentration brine close to saturated concentration periodically is exported from the bottom in solar distilling pond 4, passes through natural evaporation or heating convection current
Evaporation obtains salt crystalloid；Low salinity water enters reverse osmosis pond 2, under conditions of booster pump 6 provides pressure, passes through reverse osmosis membrane
Generate fresh water；The salt water injection solar distilling pond 4 that reverse osmosis pond 2 detaches；Make full use of 5 electricity of solar cell module
Power drive booster pump 6, when 5 electric power deficiency of solar cell module, booster pump 6 is powered using power grid；Due to electrodialysis
The power consumption in pond 3 is larger, only stronger in solar radiation, when the generation electricity of solar cell module 5 has more than needed, just starts electricity
Dialysis pond 3；No.1 water outlet D1, No. two water outlet D2 and No. three water outlet D3 can export fresh water, and wherein No.1 is light
Fresh water derived from water out D1 is obtained by hyperfiltration, and salt content is relatively slightly higher, can be used as of less demanding to salinity
Life or industrial water are supplied with lower price；And fresh water salt derived from No. two water outlet D2 and No. three water outlet D3
Point content is low, is drunk for resident or the industrial water of high request, determine Water-supply price according to water quality, reduces cost, raising item
Mesh integral benefit.
It is light to generate the lower high-quality of salinity using primary desalination for the fresh water that reverse osmosis pond 2 comes out in the present embodiment
Water.The remaining electricity of accumulators store solar cell module 5, in case being used when without the sun.
The present invention has organically combined the sun using technique for desalting salt water such as existing solar pond, hyperfiltration, electroosmose process
Energy photovoltaic and photothermal technique form a set of utilization system efficiently, economic.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of parts and components is named
Claiming etc. can be different, described in this specification above content is only to structure of the invention example explanation.It is all according to
The equivalence changes or simple change done according to the structure, feature and principle described in inventional idea of the present invention, are included in this hair
In the protection domain of bright patent.Those skilled in the art can do described specific embodiment various
The modify or supplement or adopt similar mode of various kinds substitutes, and without departing from structure of the invention or surmounts present claims
Range defined in book, is within the scope of protection of the invention.
Claims (7)
1. a kind of solar energy desalination utilization system, including solar pond, it is characterised in that：Further include reverse osmosis pond, electricity
Dialysis pond, solar distilling pond, solar cell module and the booster pump for being pressurized to reverse osmosis pond, the reverse osmosis pond are logical
It crosses pipeline to connect with solar pond, the booster pump is mounted on the pipeline between reverse osmosis pond and solar pond, the electrodialytic cell
It is connected with reverse osmosis pond by pipeline, connects and be provided with No.1 water outlet on electrodialytic cell and the pipeline in reverse osmosis pond, it is described
Be provided with No. two water outlets on electrodialytic cell, the solar cell module respectively with booster pump, reverse osmosis pond and electrodialysis
Pond connects, and the solar distilling pond is connect with solar pond, reverse osmosis pond and electrodialytic cell respectively by pipeline, the solar energy
Distillation is provided with No. three water outlets on pond.
2. solar energy desalination utilization system according to claim 1, it is characterised in that：The booster pump with it is outer
Portion's power grid connection.
3. solar energy desalination utilization system according to claim 1, it is characterised in that：Further include accumulator,
The accumulator is connected with solar cell module.
4. solar energy desalination utilization system according to claim 1, it is characterised in that：The solar pond and too
The bottom that sun can distill pond is both provided with pitch-dark layer, to improve heat absorption efficiency.
5. a kind of solar energy desalination utilization system using as described in Claims 1 to 4 any claim carries out
Solar energy desalination method of comprehensive utilization, it is characterised in that：Steps are as follows：Salt water is injected in solar pond, salt water is utilized
With the natural layering of depth, low salinity water and highrank fuel salinity water are exported respectively from the surface of solar pond and bottom；Highrank fuel salinity water enters
Solar distilling pond obtains fresh water by distillation, and periodically from the export of the bottom in solar distilling pond close to the height of saturated concentration
Concentration brine obtains salt crystalloid by natural evaporation or heating to flow evaporator；Low salinity water enters reverse osmosis pond, in booster pump
Under conditions of pressure is provided, fresh water is generated by reverse osmosis membrane；The salt water injection solar distilling pond of reverse osmosis pond separation；Fully
Utilize solar cell module electricity power drive booster pump, when solar cell module electric power deficiency, booster pump
It is powered using power grid；Only stronger in solar radiation since the power consumption of electrodialytic cell is larger, solar cell module generates electricity
When having more than needed, just start electrodialytic cell；No.1 water outlet, No. two water outlets and No. three water outlets can export light
Water, wherein fresh water derived from No.1 water outlet is obtained by hyperfiltration, and salt content is relatively slightly higher, can be used as to salinity
Life or industrial water of less demanding is supplied with lower price；And derived from No. two water outlets and No. three water outlets
Fresh water salt content is low, is drunk for resident or the industrial water of high request, determines Water-supply price according to water quality, reduces cost,
Raising project integral benefit.
6. solar energy desalination method of comprehensive utilization according to claim 5, it is characterised in that：What reverse osmosis pond came out
Fresh water generates the lower high-quality fresh water of salinity using primary desalination.
7. solar energy desalination method of comprehensive utilization according to claim 5, it is characterised in that：The accumulators store sun
The remaining electricity of energy battery component, in case being used when without the sun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259772.5A CN108439675A (en) | 2018-03-27 | 2018-03-27 | A kind of solar energy desalination utilization system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810259772.5A CN108439675A (en) | 2018-03-27 | 2018-03-27 | A kind of solar energy desalination utilization system and method |
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| CN108439675A true CN108439675A (en) | 2018-08-24 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112154726A (en) * | 2020-09-29 | 2021-01-01 | 兰州理工大学 | Saline and alkaline land is taken out salt and is changed light drainage and irrigation coupling improvement device based on solar energy |
| US11502322B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US11502323B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11855324B1 (en) | 2022-11-15 | 2023-12-26 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell with heat pump |
| US12040517B2 (en) | 2022-11-15 | 2024-07-16 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell and methods of use thereof |
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| US20100206743A1 (en) * | 2006-10-25 | 2010-08-19 | Surrey Aqua Technology Limited | Separation process |
| CN103539160A (en) * | 2013-10-28 | 2014-01-29 | 国家海洋局天津海水淡化与综合利用研究所 | Method for preparing salt from brine in solar pond |
| CN106630359A (en) * | 2017-02-10 | 2017-05-10 | 碧海舟（北京）节能环保装备有限公司 | Clean energy seawater desalination and salt making system |
| CN106957119A (en) * | 2016-01-11 | 2017-07-18 | 深圳市嘉泉膜滤设备有限公司 | Counter-infiltration electrodialytic desalination technique |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100206743A1 (en) * | 2006-10-25 | 2010-08-19 | Surrey Aqua Technology Limited | Separation process |
| CN103539160A (en) * | 2013-10-28 | 2014-01-29 | 国家海洋局天津海水淡化与综合利用研究所 | Method for preparing salt from brine in solar pond |
| CN106957119A (en) * | 2016-01-11 | 2017-07-18 | 深圳市嘉泉膜滤设备有限公司 | Counter-infiltration electrodialytic desalination technique |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112154726A (en) * | 2020-09-29 | 2021-01-01 | 兰州理工大学 | Saline and alkaline land is taken out salt and is changed light drainage and irrigation coupling improvement device based on solar energy |
| CN112154726B (en) * | 2020-09-29 | 2024-04-16 | 兰州理工大学 | Saline-alkali soil salty-pumping-to-light drainage-irrigation coupling improvement device based on solar energy |
| US11502322B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US11502323B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11563229B1 (en) | 2022-05-09 | 2023-01-24 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US11611099B1 (en) | 2022-05-09 | 2023-03-21 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11699803B1 (en) | 2022-05-09 | 2023-07-11 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US12107308B2 (en) | 2022-05-09 | 2024-10-01 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11855324B1 (en) | 2022-11-15 | 2023-12-26 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell with heat pump |
| US12040517B2 (en) | 2022-11-15 | 2024-07-16 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell and methods of use thereof |
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