CN106630359A - Clean energy seawater desalination and salt making system - Google Patents
Clean energy seawater desalination and salt making system Download PDFInfo
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- CN106630359A CN106630359A CN201710074402.XA CN201710074402A CN106630359A CN 106630359 A CN106630359 A CN 106630359A CN 201710074402 A CN201710074402 A CN 201710074402A CN 106630359 A CN106630359 A CN 106630359A
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- 150000003839 salts Chemical class 0.000 title claims abstract description 51
- 239000013535 sea water Substances 0.000 title claims abstract description 33
- 238000010612 desalination reaction Methods 0.000 title claims abstract description 19
- 238000011033 desalting Methods 0.000 claims abstract description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 53
- 238000004140 cleaning Methods 0.000 claims description 46
- 238000001704 evaporation Methods 0.000 claims description 25
- 230000008020 evaporation Effects 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 238000012546 transfer Methods 0.000 claims description 14
- 238000001035 drying Methods 0.000 claims description 10
- 239000013505 freshwater Substances 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 8
- 238000010248 power generation Methods 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 9
- 239000012528 membrane Substances 0.000 abstract description 5
- 239000012267 brine Substances 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract 1
- 235000002639 sodium chloride Nutrition 0.000 description 35
- 238000000034 method Methods 0.000 description 13
- 230000005611 electricity Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 238000000429 assembly Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 241000219739 Lens Species 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 210000000695 crystalline len Anatomy 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 208000024891 symptom Diseases 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
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
-
- 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
-
- 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
- C02F1/4604—Treatment of water, waste water, or sewage by electrochemical methods for desalination of seawater or brackish water
-
- 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
-
- 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, 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
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/33—Wastewater or sewage treatment systems using renewable energies using wind energy
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides a clean energy seawater desalination and salt making system. The system comprises a clean energy power generating unit, an electric desalting unit, a reverse osmosis device and a salt making unit, wherein the electric desalting unit is electrically connected with the clean energy power generating unit; a seawater outlet pipeline of the electric desalting unit is connected with a seawater inlet pipeline of the reverse osmosis device; a concentrated water inlet pipeline of the salt making unit is respectively connected with a concentrated water outlet pipeline of the electric desalting unit and a concentrated water inlet pipeline of the reverse osmosis device. The system can supply power to the electric desalting unit through the clean energy power generating unit, combines the electrochemical desalting technology of the electric desalting unit and the membrane separation technology of the reverse osmosis device, belongs to a sustainable seawater desalination technology, and can effectively solve the problems of high energy consumption, strong brine discharge and excessive cost during seawater desalination on the basis of efficient seawater desalination.
Description
Technical field
The present invention relates to sea marine desalination field, in particular to a kind of clean energy resource desalinization and salt manufacturing system
System.
Background technology
In the world freshwater resources are not enough, it has also become people's problem increasingly deeply concerned.Desalinization has become the solution whole world
The important channel of water resources crisis.
At present, Global Seawater desalination ten thousand stere of the daily output about 3500 or so, wherein 80% is used for drinking water, solves 1
The water supply problem of people more than hundred million, i.e., in the world 1/50 population supplies drinking water by desalinization.There is seawater desalting plant 1.3 ten thousand in the whole world
Many, desalinization is more and more paid attention to as the replacement and increment technique of freshwater resources by many coastal states in the world；
The whole world directly uses sea water as the fresh water that annual about 6000 billion cubic meters of industry cooling water inventory or so instead of a large amount of preciousnesses
Resource；The whole world 50,000,000 tons of salt extraction, magnesium and more than 260 ten thousand tons of magnesium oxide, 200,000 tons of bromine etc. from ocean every year.Desalinization is needed
Big energy is wanted, so not high in not rich national economy benefit.
Desalination technology is exactly, by saline and the detached technology of moisture content point, there is more than ten kinds of method, topmost bag at present
Sea water freezing process, electroosmose process, the way of distillation, hyperfiltration and ammonium carbonate ion exchange are included, at present using reverse osmosis membrane
And the way of distillation is the main flow in market.
Though Chinese desalinization possesses industrialized development condition substantially, economy is to determine that its is wide variety of important
Factor.At home, " cost and investment cost are too high, and energy resource consumption is serious ", is always treated as being that desalinization is difficult to courageously make
Subject matter.
The content of the invention
Present invention is primarily targeted at a kind of clean energy resource desalinization and salt making system are provided, to solve prior art
The serious problem of middle desalinization high cost, energy resource consumption.
To achieve these goals, according to an aspect of the invention, there is provided a kind of clean energy resource desalinization and system
Salt system, it includes：Clean energy resource generator unit；Electro-desalting unit, electro-desalting unit is electrically connected with clean energy resource generator unit；
Reverse osmosis unit, the seawer outlet pipeline of electro-desalting unit is connected with the sea intake pipeline of reverse osmosis unit；And salt manufacturing list
Unit, concentrated water outlet conduit, the concentrated water outlet of reverse osmosis unit respectively with electro-desalting unit of the concentrated water inlet pipeline of salt manufacturing unit
Pipeline is connected.
Further, electro-desalting unit is be arranged in parallel multiple.
Further, electro-desalting unit includes：Desalter, the seawer outlet pipeline of desalter and the sea water of reverse osmosis unit
Inlet pipeline is connected；Fairing, fairing is electrically connected with desalter, and clean energy resource generator unit is electrically connected with fairing
Connect.
Further, system also includes anti-cleaning unit, the inlet channel of anti-cleaning unit and the fresh water of reverse osmosis unit
Outlet conduit is connected, the outlet conduit of anti-cleaning unit respectively with the anti-rinse water inlet pipeline of desalter and reverse osmosis unit
Anti- rinse water inlet pipeline is connected.
Further, desalter is provided with anode electrode and cathode electrode, and fairing is provided with anelectrode and negative electrode；
When electro-desalting unit is in desalination state, anode electrode is connected with anelectrode, and cathode electrode is connected with negative electrode；Work as electro-desalting
In when instead cleaning state, anode electrode is connected unit with negative electrode, and cathode electrode is connected with anelectrode.
Further, anti-cleaning unit includes：Water storing tank, the inlet channel of water storing tank and the water outlet of reverse osmosis unit
Pipeline is connected；Electro-desalting cleaning pump, the inlet channel of electro-desalting cleaning pump is connected with the outlet conduit of water storing tank, electro-desalting cleaning
The outlet conduit of pump is connected with the anti-rinse water inlet pipeline of desalter；Reverse osmosiss cleaning pump, the water inlet pipe of reverse osmosiss cleaning pump
Road is connected with the outlet conduit of water storing tank, the outlet conduit of reverse osmosiss cleaning pump and the anti-rinse water inlet pipeline of reverse osmosis unit
It is connected.
Further, clean energy resource generator unit is sent out for wind-power generation unit, solar energy heating generator unit or photovoltaic
Electric unit.
Further, system also includes：Sedimentation tank；Defecator, seawer outlet pipeline and the electro-desalting list of defecator
The sea intake pipeline of unit is connected, and the sea intake pipeline of defecator is connected with the seawer outlet pipeline of sedimentation tank.
Further, salt manufacturing unit includes：Collecting tank, the concentrated water inlet pipeline of collecting tank is dense with electro-desalting unit respectively
Water exit conduit, the concentrated water outlet conduit of reverse osmosis unit are connected；Evaporation element, concentrated water inlet pipeline and the collection of evaporation element
The concentrated water outlet conduit of tank is connected；Drying device, the inlet pipeline of drying device is connected with the salt slurry outlet conduit of evaporation element；
And solar energy heating unit, solar energy heating unit is for evaporation element offer heat.
Further, solar energy heating unit includes：Heat-transfer Oil Pump, the inflow pipeline of Heat-transfer Oil Pump and going out for evaporation element
Oil-piping is connected；Slot type heat collecting field, the inflow pipeline of slot type heat collecting field is connected with the flowline of Heat-transfer Oil Pump, slot type heat collecting field
Flowline be connected with the inflow pipeline of evaporation element.
Using technical scheme, there is provided a kind of clean energy resource desalinization and salt making system.The system includes
Clean energy resource generator unit, electro-desalting unit, reverse osmosis unit and salt manufacturing unit, electro-desalting unit generates electricity single with clean energy resource
Unit's electrical connection；The seawer outlet pipeline of electro-desalting unit is connected with the sea intake pipeline of reverse osmosis unit；Salt manufacturing unit it is dense
Water inlet pipeline concentrated water outlet conduit respectively with electro-desalting unit, the concentrated water outlet conduit of reverse osmosis unit are connected.
Above-mentioned clean energy resource desalinization and salt making system, can be supplied using clean energy resource generator unit to electro-desalting unit
Electricity, is a kind of sustainable development by the electrochemical desalting of electro-desalting unit in combination with the membrane separation technique of reverse osmosis unit
Desalination technology, on the basis of efficiently desalinizing seawater, can effectively solve the problem that the energy resource consumption in desalting process is high, dense
The too high problem of brine discharge and cost of investment.Meanwhile, the concentrated water separated can also be processed using salt manufacturing unit,
Nacl is prepared, the salts resources in sea water have further been reclaimed.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and the present invention's shows
Meaning property embodiment and its illustrated for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows clean energy resource desalinization according to an embodiment of the present and salt making system schematic diagram.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling：
10th, clean energy resource generator unit；20th, electro-desalting unit；21st, desalter；22nd, fairing；30th, reverse osmosiss dress
Put；40th, salt manufacturing unit；41st, collecting tank；42nd, evaporation element；43rd, drying device；44th, solar energy heating unit；441st, conduction oil
Pump；442nd, slot type heat collecting field；50th, anti-cleaning unit；51st, water storing tank；52nd, electro-desalting cleaning pump；53rd, reverse osmosiss cleaning pump；60、
Sedimentation tank；70th, defecator.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
The application is described in further detail below in conjunction with specific embodiment, these embodiments are it is not intended that limit this
Apply for scope required for protection.
As described by background section, desalinization high cost of the prior art, energy resource consumption are serious.
In order to solve this problem, the invention provides a kind of clean energy resource desalinization and salt making system, such as Fig. 1 institutes
Show, it includes：Clean energy resource generator unit 10, electro-desalting unit 20, reverse osmosis unit 30 and salt manufacturing unit 40, electro-desalting list
Unit 20 electrically connects with clean energy resource generator unit 10；The seawer outlet pipeline of electro-desalting unit 20 and the sea water of reverse osmosis unit 30
Inlet pipeline is connected；The concentrated water inlet pipeline of salt manufacturing unit 40 respectively with concentrated water outlet conduit, the reverse osmosiss of electro-desalting unit 20
The concentrated water outlet conduit of device 30 is connected.
In actual operating process, sea water enters electro-desalting unit 20 by pipeline, and electro-desalting unit 20 is by cleaning
Energy generator unit 10 obtains electric energy.Sea water is entered and be subject to when flowing between yin, yang electrode after electro-desalting unit 20 electric field force
Effect, charged particle by electrode adsorption and is stored in electric double layer respectively to the electrode transfer of oppositely charged in water.Pass through
Electrode surface enrichment concentration, finally realizes that salt is separated with water in sea water.The sea water for completing electrochemical desalting is filled into reverse osmosiss
Put 30, hydrone constantly passes through film, flow into central canal through producing water flow passage, then impurity at one end in outflow water, such as from
Son, Organic substance, antibacterial, virus etc., are trapped within the influent side of film, then flow out in concentrated water water side, so as to reach sea water depth
Degree isolation of purified purpose, desalination rate can reach 99.8%.Jing pipelines are to city fresh water pipe network by water after qualified.System
Electro-desalting unit 20 and reverse osmosis unit 30 concentrated water out can be carried out dehydration salt manufacturing by salt unit 40, further to reclaim sea
Salts resources in water.
Above-mentioned clean energy resource desalinization and salt making system, can be supplied using clean energy resource generator unit to electro-desalting unit
Electricity, is a kind of sustainable development by the electrochemical desalting of electro-desalting unit in combination with the membrane separation technique of reverse osmosis unit
Desalination technology, on the basis of efficiently desalinizing seawater, can effectively solve the problem that the energy resource consumption in desalting process is high, dense
The too high problem of brine discharge and cost of investment.
In a kind of preferred embodiment, as shown in figure 1, electro-desalting unit 20 includes desalter 21 and fairing 22,
The seawer outlet pipeline of desalter 21 is connected with the sea intake pipeline of reverse osmosis unit 30；Fairing 22 is electric with desalter 21
Connection, clean energy resource generator unit 10 is electrically connected with fairing 22.Fairing 22 can be by clean energy resource generator unit 10
The alternating current Transformer Rectifier of generation is supplied to desalter 21, sea water to complete electricity under the electric field action in desalter 21 for unidirectional current
Chemical decladding.
In a kind of preferred embodiment, as shown in figure 1, system also includes anti-cleaning unit 50, anti-cleaning unit 50
Inlet channel is connected with the fresh water outlet pipe of reverse osmosis unit 30, the outlet conduit of anti-cleaning unit 50 respectively with desalter 21
Anti- rinse water inlet pipeline, reverse osmosis unit 30 anti-rinse water inlet pipeline be connected.Desalination in electro-desalting unit 20
When the electrode of tank 21 reaches adsorption saturation, anti-cleaning and regeneration can be carried out to desalter 21 and be allowed to recover using anti-cleaning unit 50
Effect.When reverse osmosis unit 30 is contaminated, effluent index can not be met when requiring, it is also possible to using anti-cleaning unit 50 to it
Carry out cleaning to be allowed to recover effect.
In a kind of preferred embodiment, desalter 21 is provided with anode electrode and cathode electrode, and fairing 22 is arranged
There are anelectrode and negative electrode；When electro-desalting unit 20 be in desalination state when, anode electrode is connected with anelectrode, cathode electrode and
Negative electrode is connected；When electro-desalting unit 20 is in anti-cleaning state, anode electrode is connected with negative electrode, cathode electrode and positive electricity
Extremely it is connected.So, when electro-desalting unit 20 reaches saturation, quickly by positive and negative electrode moment reversal connection, enrichment is at the electrode surface
Charged particle (or ion) in the presence of anti-cleaning current or electric field force, be shed to the bottom of desalter 21 from electrode surface,
Even if by electrode regeneration.
Preferably, cathode assembly and anode assemblies are respectively provided with desalter 21, cathode assembly and anode assemblies can be by
Conductive flat board (cylinder) material is made, and is arranged on insulating support (or suspension bracket) using level (either vertical) mode, cloudy
Distance is according to Seawater Treatment amount size, spacing reasonable in design between pole component and anode assemblies.Fairing 22 exports direct current
Electricity, positive pole connects on the anode electrode, and negative pole connects on the cathode electrode.Sea water is entered from one end of desalter 21 and is separated by by two electrodes
Space, from the other end flow out.
In a kind of preferred embodiment, electro-desalting unit 20 is multiple for what is be arranged in parallel.So, multiple electro-desalting units
20 alternately can regenerate in desalination, the seriality of desalination be ensure that, while the treating capacity of sea water can also be improved.With two
As a example by electro-desalting unit 20：
First it is that the electro-desalting unit 20 of 1# brings into operation, alternating current Transformer Rectifier is unidirectional current by fairing 22, is applied
The cathode electrode being added in desalter 22 and form electrostatic field on anode electrode.By electricity when sea water flows between yin, yang electrode
The effect of field force, charged particle by electrode adsorption and is stored in electric double layer respectively to the electrode transfer of oppositely charged in water,
Until electro-adsorption process terminates when electrode reaches saturation.Now, the electro-desalting unit 20 of 2# brings into operation, and 1# electro-desalting units are opened
Begin to regenerate.1# electro-desalting units remove DC source, and positive and negative electrode moment reversal connection are enriched on yin, yang electrode surface
Charged particle (or ion) in the presence of anti-cleaning current or electric field force, be shed to the bottom of desalter 21 from electrode surface,
Electrode regeneration process terminates.Two alternately operatings of electro-desalting unit 20 carry out electro-adsorption and regeneration, are enriched with by electrode surface dense
Contracting, finally realizes that salt is separated with water, and desalination rate can reach 70%.
In a kind of preferred embodiment, as shown in figure 1, anti-cleaning unit 50 includes water storing tank 51, electro-desalting cleaning pump
52 and reverse osmosiss cleaning pump 53, the inlet channel of water storing tank 51 is connected with the fresh water outlet pipe of reverse osmosis unit 30；Electricity is de-
The inlet channel of salt cleaning pump 52 is connected with the outlet conduit of water storing tank 51, the outlet conduit and desalter of electro-desalting cleaning pump 52
21 anti-rinse water inlet pipeline is connected；The inlet channel of reverse osmosiss cleaning pump 53 is connected with the outlet conduit of water storing tank 51, instead
The outlet conduit of infiltration cleaning pump 53 is connected with the anti-rinse water inlet pipeline of reverse osmosis unit 30.As such, it is possible to using device
Fresh water after is processed itself regenerates to electro-desalting unit 20, cleans to cleaning reverse osmosis unit 30.
In a kind of preferred embodiment, clean energy resource generator unit 10 is wind-power generation unit, solar energy heating generating
Unit or photovoltaic generation unit.What this several generator unit was relied on is clean energy resource as wind energy, solar energy, can enter one
Step reduces the cost of desalinization and energy resource consumption.
Preferably, wind power generation is made up of head, swivel, empennage, blade.The operation principle is using wind-force band wind symptom
Propeller Blade piece rotates, then lifts the speed for rotating through booster engine to promote electrical power generators.
Preferably, solar energy heating generates electricity and is made up of collecting system, Heat transmission and exchange system, electricity generation system.The work
It is the steam that the heat energy for being absorbed is converted into solar thermal collector working medium as principle, then driving steam turbine generates electricity.
Preferably, photovoltaic generation is made up of solar panel (component), controller and inverter three parts.The work
It is that solar radiant energy is directly changed into into electric energy as principle, the basic device of light-electricity conversion is exactly solaode.Solar energy
Battery carries out packaging protection after series connection and can form large-area solar module, then coordinates the parts such as power controller i.e.
Define photovoltaic power generation apparatus.
In a kind of preferred embodiment, as shown in figure 1, system also includes sedimentation tank 60 and defecator 70, dress is filtered
Put 60 seawer outlet pipeline to be connected with the sea intake pipeline of electro-desalting unit 20, the sea intake pipeline of defecator 60 with
The seawer outlet pipeline of sedimentation tank 60 is connected.Sea water enters sedimentation tank 60, can be acted on density ratio sea water using gravitational settling
Big particle is removed from sea water.Defecator 70 is gone successively to, small suspension in sea water can be removed or colloidal state is miscellaneous
Matter.The sea water for completing to filter carries out desalting into electro-desalting unit 20.
In a kind of preferred embodiment, as shown in figure 1, salt manufacturing unit 40 includes collecting tank 41, evaporation element 42 is dried
Device 43 and solar energy heating unit 44, the concentrated water inlet pipeline of collecting tank 41 is exported respectively with the concentrated water of electro-desalting unit 20
Pipeline, the concentrated water outlet conduit of reverse osmosis unit 30 are connected；The concentrated water inlet pipeline of evaporation element 42 and the concentrated water of collecting tank 41
Outlet conduit is connected；The inlet pipeline of drying device 43 is connected with the salt slurry outlet conduit of evaporation element 42；Solar energy heating list
Unit 44 is used to provide heat to evaporation element 42.Produce in the regenerative process of electro-desalting unit 20 and the cleaning process of reverse osmosis unit 30
- salt concentrated water (salt) be collected storage into collecting tank 41, entering back into evaporation element 42 carries out-salt concentrated water (salt)
Evaporation and concentration.The salt slurry that crystallization is generated is dried in drying device 43, and preferably by aerator drying device 43 is sent into
Hot-air carry out airpillow-dry, dry salt goes storehouse to transport outward by belt conveyor.Can using solar energy heating unit 44
Heat is provided to evaporation element 42, to accelerate evaporation process.
In a kind of preferred embodiment, as shown in figure 1, solar energy heating unit 44 includes Heat-transfer Oil Pump 441 and slot type
Heat collecting field 442, the inflow pipeline of Heat-transfer Oil Pump 441 is connected with the flowline of evaporation element 42；The oil-feed of slot type heat collecting field 442
Pipeline is connected with the flowline of Heat-transfer Oil Pump 441, the flowline of slot type heat collecting field 442 and the inflow pipeline of evaporation element 42
It is connected.So, closed conduction oil loop heating system is constituted, solar energy collecting can be got up using slot type heat collecting field 442,
Heating conduction oil provides heat as heat transfer medium to evaporation element 42.
Preferably, slewing equipment is controlled by sun tracking system, drives slot type heat collecting field 442 to rotate, timely solar tracking makes the sun
To on condenser lenss minute surface, condenser lenss reflex to the light from the sun on thermal-collecting tube light direct beam, and the conduction oil in heating tube passes through
Heat-transfer Oil Pump 441 is circulated brings heat energy into evaporation element 42.It is highly preferred that the inflow pipeline of Heat-transfer Oil Pump 441 is also filled with being dried
The flowline for putting 43 is connected, and the flowline of slot type heat collecting field 442 is connected with the inflow pipeline of drying device 43, so can be with
Heat is provided for drying device 43.It is further preferred that solar energy heating unit 44 also includes heat storage can, to by unnecessary heat
Can store, for night continuable heat energy is provided.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：The present invention is carried
For clean energy resource desalinization and salt making system, can be powered to electro-desalting unit using clean energy resource generator unit, by electricity
The electrochemical desalting of desalination unit is a kind of desalinization of sustainable development in combination with the membrane separation technique of reverse osmosis unit
Technology, on the basis of efficiently desalinizing seawater, can effectively solve the problem that the energy resource consumption in desalting process is high, strong brine discharge
The problem too high with cost of investment.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of clean energy resource desalinization and salt making system, it is characterised in that include：
Clean energy resource generator unit (10)；
Electro-desalting unit (20), the electro-desalting unit (20) electrically connects with the clean energy resource generator unit (10)；
Reverse osmosis unit (30), the seawer outlet pipeline of the electro-desalting unit (20) and the sea water of the reverse osmosis unit (30)
Inlet pipeline is connected；And
Salt manufacturing unit (40), the concentrated water inlet pipeline of the salt manufacturing unit (40) respectively with the concentrated water of the electro-desalting unit (20)
Outlet conduit, the concentrated water outlet conduit of the reverse osmosis unit (30) are connected.
2. clean energy resource desalinization according to claim 1 and salt making system, it is characterised in that the electro-desalting unit
(20) it is be arranged in parallel multiple.
3. clean energy resource desalinization according to claim 1 and 2 and salt making system, it is characterised in that the electro-desalting
Unit (20) includes：
Desalter (21), the seawer outlet pipeline of the desalter (21) and the sea intake pipeline of the reverse osmosis unit (30)
It is connected；
Fairing (22), the fairing (22) electrically connects with the desalter (21), the clean energy resource generator unit
(10) electrically connect with the fairing (22).
4. clean energy resource desalinization according to claim 3 and salt making system, it is characterised in that the system also includes
Anti- cleaning unit (50), the inlet channel of the anti-cleaning unit (50) and the fresh water outlet pipe of the reverse osmosis unit (30)
Be connected, the outlet conduit of the anti-cleaning unit (50) respectively with the anti-rinse water inlet pipeline of the desalter (21) and described
The anti-rinse water inlet pipeline of reverse osmosis unit (30) is connected.
5. clean energy resource desalinization according to claim 4 and salt making system, it is characterised in that the desalter (21)
Anode electrode and cathode electrode are provided with, the fairing (22) is provided with anelectrode and negative electrode；
When the electro-desalting unit (20) is in desalination state, the anode electrode is connected with the anelectrode, the negative electrode
Electrode is connected with the negative electrode；
When the electro-desalting unit (20) is in anti-cleaning state, the anode electrode is connected with the negative electrode, described the moon
Pole electrode is connected with the anelectrode.
6. clean energy resource desalinization according to claim 4 and salt making system, it is characterised in that the anti-cleaning unit
(50) include：
Water storing tank (51), the inlet channel of the water storing tank (51) and the fresh water outlet pipe phase of the reverse osmosis unit (30)
Even；
Electro-desalting cleaning pump (52), the inlet channel of the electro-desalting cleaning pump (52) and the outlet conduit of the water storing tank (51)
It is connected, the outlet conduit of the electro-desalting cleaning pump (52) is connected with the anti-rinse water inlet pipeline of the desalter (21)；
Reverse osmosiss cleaning pump (53), the inlet channel of the reverse osmosiss cleaning pump (53) and the outlet conduit of the water storing tank (51)
It is connected, the outlet conduit of the reverse osmosiss cleaning pump (53) and the anti-rinse water inlet pipeline phase of the reverse osmosis unit (30)
Even.
7. clean energy resource desalinization according to claim 1 and 2 and salt making system, it is characterised in that the cleaning energy
Source generator unit (10) is wind-power generation unit, solar energy heating generator unit or photovoltaic generation unit.
8. clean energy resource desalinization according to claim 1 and 2 and salt making system, it is characterised in that the system is also
Including：
Sedimentation tank (60)；
Defecator (70), the sea intake of the seawer outlet pipeline of the defecator (60) and the electro-desalting unit (20)
Pipeline is connected, and the sea intake pipeline of the defecator (60) is connected with the seawer outlet pipeline of the sedimentation tank (60).
9. clean energy resource desalinization according to claim 1 and 2 and salt making system, it is characterised in that the salt manufacturing list
First (40) include：
Collecting tank (41), the concentrated water inlet pipeline of the collecting tank (41) is exported respectively with the concentrated water of the electro-desalting unit (20)
Pipeline, the concentrated water outlet conduit of the reverse osmosis unit (30) are connected；
Evaporation element (42), the concentrated water inlet pipeline of the evaporation element (42) and the concentrated water outlet conduit of the collecting tank (41)
It is connected；
Drying device (43), the inlet pipeline of the drying device (43) and the salt slurry outlet conduit phase of the evaporation element (42)
Even；And
Solar energy heating unit (44), the solar energy heating unit (44) is for the evaporation element (42) offer heat.
10. clean energy resource desalinization according to claim 9 and salt making system, it is characterised in that the solar energy collection
Hot cell (44) includes：
Heat-transfer Oil Pump (441), the inflow pipeline of the Heat-transfer Oil Pump (441) and the flowline phase of the evaporation element (42)
Even；
Slot type heat collecting field (442), the inflow pipeline of the slot type heat collecting field (442) and the flowline of the Heat-transfer Oil Pump (441)
Road is connected, and the flowline of the slot type heat collecting field (442) is connected with the inflow pipeline of the evaporation element (42).
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| CN201710074402.XA CN106630359A (en) | 2017-02-10 | 2017-02-10 | Clean energy seawater desalination and salt making system |
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| CN201710074402.XA CN106630359A (en) | 2017-02-10 | 2017-02-10 | Clean energy seawater desalination and salt making system |
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| 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 |
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| CN111606461A (en) * | 2020-05-18 | 2020-09-01 | 西安交通大学 | Oil-salt-containing sewage treatment system and treatment method based on solar energy storage |
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| 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 |
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