CN109354123A - Positive penetration sea water desalinization equipment and control method - Google Patents
Positive penetration sea water desalinization equipment and control method Download PDFInfo
- Publication number
- CN109354123A CN109354123A CN201811462988.8A CN201811462988A CN109354123A CN 109354123 A CN109354123 A CN 109354123A CN 201811462988 A CN201811462988 A CN 201811462988A CN 109354123 A CN109354123 A CN 109354123A
- Authority
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- Prior art keywords
- positive
- seawater
- water
- osmosis membrane
- pipe
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- 239000013535 sea water Substances 0.000 title claims abstract description 277
- 230000035515 penetration Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 217
- 238000000746 purification Methods 0.000 claims abstract description 165
- 239000012528 membrane Substances 0.000 claims abstract description 159
- 238000009292 forward osmosis Methods 0.000 claims abstract description 149
- 239000006260 foam Substances 0.000 claims abstract description 59
- 239000004626 polylactic acid Substances 0.000 claims abstract description 49
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 48
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 47
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 47
- 239000013505 freshwater Substances 0.000 claims abstract description 45
- 239000000839 emulsion Substances 0.000 claims abstract description 38
- 239000000725 suspension Substances 0.000 claims abstract description 32
- 238000011010 flushing procedure Methods 0.000 claims abstract description 23
- 230000003204 osmotic effect Effects 0.000 claims abstract description 19
- 238000005406 washing Methods 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000029142 excretion Effects 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 27
- 239000000919 ceramic Substances 0.000 claims description 26
- 230000008595 infiltration Effects 0.000 claims description 17
- 238000001764 infiltration Methods 0.000 claims description 17
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 229910021389 graphene Inorganic materials 0.000 claims description 9
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 229920000620 organic polymer Polymers 0.000 claims description 8
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 claims description 8
- 229940080818 propionamide Drugs 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000010612 desalination reaction Methods 0.000 claims description 5
- 238000010301 surface-oxidation reaction Methods 0.000 claims description 5
- 239000006071 cream Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000012466 permeate Substances 0.000 claims description 3
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 2
- 239000012267 brine Substances 0.000 claims description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 2
- 229940068984 polyvinyl alcohol Drugs 0.000 claims 11
- 238000009738 saturating Methods 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 235000013618 yogurt Nutrition 0.000 claims 1
- 239000007789 gas Substances 0.000 description 32
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000011033 desalting Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 235000009566 rice Nutrition 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- 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
- C02F1/445—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by forward osmosis
-
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- 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 discloses a kind of positive penetration sea water desalinization processing equipment and control method.It will be in the gap between the positive osmos tube and water purification filter pipe of polyvinyl alcohol suspension or polylactic acid emulsion injection forward osmosis membrane core.Seawater is extracted into seawater tank by sea water pump.Air compressor machine is inflated to air accumulator.Air accumulator is inflated by seawater electromagnetic gas valve to seawater tank.Seawater electromagnetic valve is opened, seawater enters positive osmos tube.Hydrone enters in the gap the positive osmos tube of forward osmosis membrane core and water purification filter pipe under the collective effect of positive osmotic pressure and hydraulic pressure across the micropore of positive osmos tube；Fresh water solenoid valve is opened, hydrone passes through the aperture of water purification filter pipe, flows in fresh-water pool.Positive flushing electromagnetic gas valve is opened, compressed air, which enters, in air accumulator just rinses ring-shaped foam pipe pipe, is then passed through water purification filter pipe, square impact washing water screen pipe.It opens concentrated seawater solenoid valve and closes fresh water solenoid valve, the concentrated seawater in positive osmos tube flows to concentrated seawater pond.Excretion after concentrated seawater number, be backwashed once for several times.
Description
Technical field:
The present invention relates to a kind of positive penetration sea water desalinization equipment and control methods.
Background technique:
Reverse osmosis valve sea water desalination is a kind of method for desalting seawater that cost is minimum in extensive sea water desalination, but still high
In the cost from distant place water transfer, then with regard to the China You Liao east line and middle line water diversion project.With the day of hyperfiltration sea water desalination
Beneficial mature, the cost of hyperfiltration sea water desalination is greatly lowered, and construction is all invested on a large scale in Tianjin and Qingdao of Shandong province
Reverse osmosis seawater desalting factory.
Fish in seawater can suck seawater, allow fresh water and dissolved oxygen of seawater gas to enter blood by the filtering of the fish gill
In, strong brine is discharged from the fish gill；This is a kind of process of positive penetration sea water desalinization in fact, is the hydrophilic organic object in the blood of fish
Hydrone in seawater is attracted past process.
Summary of the invention:
Positive penetration sea water desalinization equipment mainly by sea water pump, seawater tank, heater, forward osmosis membrane core, seawater pond, fresh water
Pond, concentrated seawater pond, air compressor, air accumulator 4 and computer controller composition.Forward osmosis membrane core is by shell, positive osmos tube and net
Water screen pipe composition.Positive osmos tube is the two-ply foam ceramic tube for accompanying surface oxidation graphene film, two foamed ceramics pipes
There is setting taper with clamping surface graphene oxide film, allow surface oxidation graphene film water-swellable.Positive osmos tube or
Person is the two-ply foam ceramic tube for accompanying poly- propionamide forward osmosis membrane.Positive osmos tube either accompanies poly- propionamide forward osmosis membrane
Two-ply foam plastic tube.Positive osmos tube either accompanies the double-layer stainless steel network management of poly- propionamide forward osmosis membrane.Positive osmos tube or
Person is positive osmotic ceramic pipe.Water purification filter pipe is the two-ply foam plastic tube for accompanying water-purifying filter film.Water purification filter pipe is either
Accompany the two-ply foam ceramic tube of water-purifying filter film.Water purification filter pipe either accompanies the double-layer stainless steel net of water-purifying filter film
Pipe, water purification filter pipe either water purification filter ceramic tube.Gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core
In contain great amount of hydroxy group organic polymer aqueous solution equipped with high concentration.The positive osmotic ceramic pipe and water purification filter pipe of forward osmosis membrane core
Between gap in contain great amount of hydroxy group organic polymer aqueous solution equipped with high concentration be polyvinyl alcohol suspension, polyvinyl alcohol is outstanding
Each polyvinylalcohol solids particle in turbid just reaches hundreds of thousands of a molecular weight, so the volume of polyvinylalcohol solids particle is non-
Chang great, the outer diameter of polyvinylalcohol solids particle are tens of thousands of times bigger than the outer diameter of hydrone.Or the positive osmotic ceramic of forward osmosis membrane core
Containing great amount of hydroxy group organic polymer aqueous solution equipped with high concentration in gap between pipe and water purification filter pipe is polylactic acid milkiness
Liquid, each polylactic acid emulsion drop in polylactic acid emulsion just reaches hundreds of thousands of a molecular weight, so polylactic acid emulsion
The volume of drop is very big, polylactic acid emulsion drop outer diameter is tens of thousands of times bigger than the outer diameter of hydrone.Forward osmosis membrane core is just
Manually-operated gate is housed on the pipeline at the top of gap between osmos tube and water purification filter pipe.Seawater pond is to the water pipe between seawater tank
On be sequentially arranged with sea water pump and water check valve.Seawater liquid level sensor and Sea-water pressure sensor, seawater tank are housed on seawater tank
The exhaust pipe of top dress, electromagnetic exhaust valve is equipped on exhaust pipe.Equipped with unidirectional on air compressor to the tracheae between air accumulator
Air valve.Baroceptor is housed at the top of air accumulator.Seawater electromagnetism gas is housed on gas storage pot bottom to the tracheae between seawater tank deck
Valve.Heater and seawater electromagnetic valve are sequentially arranged on seawater pot bottom to the water pipe of the positive infiltration bottom of the tube of forward osmosis membrane core.Just
The gap of the water purification filter Guan Yuzheng osmos tube of permeable membrane core is provided with positive flushing ring-shaped foam pipe, and gas storage pot bottom is to just
It is equipped on the tracheae between positive flushing ring-shaped foam pipe in the gap of the water purification filter Guan Yuzheng osmos tube of permeable membrane core
It is positive to rinse electromagnetic gas valve.The shell of forward osmosis membrane core and the gap of water purification filter pipe are provided with backwash ring-shaped foam pipe,
Gas storage pot bottom to forward osmosis membrane core shell and water purification filter pipe gap in backwash ring-shaped foam pipe between
Equipped with backwash electromagnetic gas valve on tracheae.Bottom between the shell and water purification filter pipe of forward osmosis membrane core is between fresh-water pool
Fresh water solenoid valve is housed on water pipe.Gap bottom between the positive osmos tube of forward osmosis membrane core is to the water pipe between concentrated seawater pond 9
It is upper that concentrated seawater solenoid valve is housed.
The control method of positive penetration sea water desalinization equipment.Manually-operated gate is opened, by polyvinyl alcohol suspension or polylactic acid
Emulsion injects in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core, closes hand-operated valve after filling is full.?
Seawater pond is injected by pretreated seawater, computer controller starts sea water pump, sea water pump extracting seawater, seawater from seawater pond
Enter seawater tank by water check valve.Seawater liquid level sensor issues high liquid when seawater in seawater tank reaches the high liquid level of setting
Position signal, computer controller stop sea water pump, and water check valve can prevent the seawater in seawater tank from flowing in seawater pond.In seawater tank
Seawater lower than setting low liquid level when seawater liquid level sensor issue be lower than liquid level signal, computer controller restart seawater
Pump, sea water pump extracting seawater from seawater pond, seawater enter seawater tank by water check valve.Computer controller starts air compression
Machine, compressed air enter air accumulator by Non-return air valve.Baroceptor issues when the air pressure of air accumulator reaches setting hyperbar
High air pressure signal, computer controller stop air compressor, and Non-return air valve can prevent the compressed air in air accumulator from air pressure
Contracting machine lets out.Baroceptor issues depression signal, computer controller when the air pressure of air accumulator 4 is lower than setting low pressure
Air compressor is restarted, compressed air reenters air accumulator by Non-return air valve.Computer controller opens seawater electromagnetism
Air valve, the compressed air in air accumulator enter seawater tank by the seawater electromagnetic gas valve opened.Sea water hydraulic in seawater tank reaches
To setting height it is hydraulic when Sea-water pressure sensor issue high hydraulic pressure signal, computer controller closes seawater electromagnetic gas valve.Seawater
Sea water hydraulic in tank is more than Sea-water pressure sensor sending super high pressure hydraulic signal, computer controller opening when the height of setting is hydraulic
Electromagnetic exhaust valve.Sea water hydraulic in seawater tank drop to setting height it is hydraulic when Sea-water pressure sensor issue high hydraulic pressure signal,
Computer controller closes electromagnetic exhaust valve.Computer controller open seawater electromagnetic valve, heater from seawater pot bottom come out
Heating of seawater is to 20 DEG C；Then enter positive infiltration from the bottom of the positive osmos tube of forward osmosis membrane core by the seawater electromagnetic valve opened
Guan Li.The diameter of hydrone is 0.0001 micron, the micro-pore diameter of the positive osmos tube of forward osmosis membrane core 0.002 micron~
Between 0.004 micron, the hydrone in the positive osmos tube of forward osmosis membrane core holds very much under the collective effect of positive osmotic pressure and hydraulic pressure
Easily enter in the gap the positive osmos tube of forward osmosis membrane core and water purification filter pipe across the micropore of positive osmos tube, positive infiltration
Polyvinyl alcohol suspension in gap or the dilution of polylactic acid emulsion between the positive osmos tube and water purification filter pipe of film core, simultaneously
To the polyvinyl alcohol suspension or polylactic acid milkiness in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core
Liquid pressure.The liquid-drop diameter of the polylactic acid of the granule of polyvinyl alcohol or polylactic acid emulsion of polyvinyl alcohol suspension is several micro-
Rice, the hole diameter of water purification filter pipe is 1 micron, and the diameter of hydrone is 0.0001 micron, and computer controller opens fresh water electricity
Magnet valve, the hydrone in gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core are easy to wear under very little pressure
The aperture of water purification filter pipe is crossed (namely by the granule of polyvinyl alcohol of polyvinyl alcohol suspension or the poly- cream of polylactic acid emulsion
The drop filtering of acid), it reaches in the gap between the water purification filter pipe and shell of forward osmosis membrane core, then the fresh water by opening
Solenoid valve flows in fresh-water pool.Computer controller opens positive flushing electromagnetic gas valve, and compressed air is by opening square impact in air accumulator
Electromagnetic gas valve is washed from the positive flushing ring-shaped foam pipe in forward osmosis membrane core water purification filter Guan Yuzheng osmos tube gap, positive flushing
Compressed air in ring-shaped foam pipe passes through tube wall and enters in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core,
Be then passed through water purification filter pipe enter in the gap between shell and water purification filter pipe, square impact washing water screen pipe；Due to polyethylene
The viscosity of alcohol suspension or polylactic acid emulsion is very big, it is easy to water purification filter pipe is blocked, it is positive to rinse ring-shaped foam pipe
In compressed air pass through tube wall wall enter in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core, to forward osmosis membrane core
Water purification filter Guan Yuzheng osmos tube gap in polyvinyl alcohol suspension or polylactic acid emulsion be stirred, be then passed through net
The aperture of water screen pipe, positive washing water screen pipe prevent polyvinyl alcohol or polylactic acid from blocking water purification filter pipe.Seawater electromagnetic valve
The time of opening reaches setting time, computer controller may turn off seawater electromagnetic valve and fresh water solenoid valve 14, open simultaneously it is dense
Seawater electromagnetic valve.The compressed air come out from 4 bottom of air accumulator enters forward osmosis membrane core by the positive flushing electromagnetic gas valve opened
Water purification filter Guan Yuzheng osmos tube gap in positive flushing ring-shaped foam pipe, pass through and positive rinse ring-shaped foam tube wall
Into entering in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core, the positive osmos tube to forward osmosis membrane core is then passed through
To the concentrated seawater pressure in positive osmos tube.Concentrated seawater in the positive osmos tube of forward osmosis membrane core passes through under the pressure of compressed air
The concentrated seawater solenoid valve of opening flows into concentrated seawater pond.After concentrated seawater in the positive osmos tube of forward osmosis membrane core has been drained, computer control
Instrument processed closes concentrated seawater solenoid valve, opens simultaneously seawater electromagnetic valve and fresh water solenoid valve.Sea of the seawater tank the Caspian Sea water by opening
Water solenoid valve enters positive osmos tube from positive infiltration bottom of the tube.Hydrone in the positive osmos tube of forward osmosis membrane core in positive osmotic pressure and
Enter in the gap positive osmos tube and water purification filter pipe under the collective effect of hydraulic pressure across the micropore of positive osmos tube, is seeped positive
Polyvinyl alcohol suspension in gap or the dilution of polylactic acid emulsion between the positive osmos tube and water purification filter pipe of permeable membrane core,
And to the polyvinyl alcohol suspension or polylactic acid cream in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core
Turbid pressure.The hydrone in gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core is passed through in the case where setting pressure
Water purification filter pipe reaches in the gap between the water purification filter pipe and shell of forward osmosis membrane core；Then the fresh water electricity by opening
Magnet valve flows in fresh-water pool.Compressed air is by opening the positive water purification rinsed electromagnetic gas valve and enter forward osmosis membrane core in air accumulator
Positive flushing ring-shaped foam pipe in chimney filter and positive osmos tube gap, the positive compressed air rinsed in ring-shaped foam pipe are worn
It crosses tube wall wall to enter into the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core, is then passed through the water purification of forward osmosis membrane core
Screen pipe reaches in the gap between water purification filter pipe and shell, square impact washing water screen pipe.Positive penetration sea water desalinization equipment weight
It is new to start positive penetration sea water desalinization.After the number of excretion concentrated seawater reaches setting number, need once to be backwashed.It completes
After last time excretion concentrated seawater, computer controller closes fresh water solenoid valve, opens simultaneously backwash electromagnetic gas valve.Air accumulator
In compressed air through backwash electromagnetic gas valve opening enter the shell of forward osmosis membrane core in water purification filter pipe gap
Ring-shaped foam pipe is backwashed, the compressed air backwashed in ring-shaped foam pipe enters across tube wall wall into positive infiltration
In the shell of film core and the gap of water purification filter pipe, water purification filter pipe, backwash water purification filter pipe are then passed through, positive infiltration is then passed through
Positive osmos tube, the positive osmos tube of backwash of permeable membrane core, after backwash reaches setting time, computer controller closes backwash electromagnetism
Air valve and concentrated seawater solenoid valve open simultaneously seawater electromagnetic valve and fresh water solenoid valve, sea of the seawater in seawater tank by opening
Water solenoid valve enters positive osmos tube from the positive infiltration bottom of the tube of forward osmosis membrane core, the hydrone in positive osmos tube in positive osmotic pressure and
Enter in the gap positive osmos tube and water purification filter pipe under the collective effect of hydraulic pressure across the micropore of positive osmos tube, is seeped positive
Polyvinyl alcohol suspension or polylactic acid emulsion dilute and to forward osmosis membrane in the positive osmos tube and water purification filter pipe of permeable membrane core
The polyvinyl alcohol suspension or polylactic acid emulsion pressure in gap between the positive osmos tube and water purification filter pipe of core, it is positive to seep
The hydrone in gap between the positive osmos tube and water purification filter pipe of permeable membrane core is in the case where setting pressure across water purification filter pipe
Micropore reaches in the gap between the water purification filter pipe and shell of forward osmosis membrane core, then the fresh water solenoid valve stream by opening
To in fresh-water pool；In air accumulator compressed air through opening it is positive rinse electromagnetic gas valve enter the water purification filter pipe of forward osmosis membrane core with
Positive flushing ring-shaped foam pipe in positive osmos tube gap, the positive compressed air rinsed in ring-shaped foam pipe pass through tube wall
Wall enters into the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core, it was then passed through the water purification of forward osmosis membrane core
Chimney filter reaches in the gap between water purification filter pipe and shell, square impact washing water screen pipe；Positive penetration sea water desalinization equipment is again
Start positive penetration sea water desalinization.
Detailed description of the invention:
Further specific detailed description is done to the present invention with reference to the accompanying drawings and detailed description.
Fig. 1 is the positive penetration sea water desalinization unit construction principle figure of the present invention using forward osmosis membrane.
Fig. 2 is the positive penetration sea water desalinization unit construction principle figure of the present invention using positive osmotic ceramic pipe.
Fig. 3 is that core film sectional view is just being permeated in the present invention using forward osmosis membrane.
Fig. 4 is just to permeate core film sectional view in the present invention using positive osmotic ceramic pipe.
Specific embodiment:
Shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, positive penetration sea water desalinization equipment mainly by sea water pump 1, seawater tank 2, heater,
5, forward osmosis membrane core 6, seawater pond 7, fresh-water pool 8, concentrated seawater pond 9, air compressor 3, air accumulator 4 and computer controller composition.
Forward osmosis membrane core 6 is made of shell 601, positive osmos tube and water purification filter pipe.Positive osmos tube is that accompany surface oxidation graphene thin
The two-ply foam ceramic tube of film, two foamed ceramics pipes have setting taper with clamping surface graphene oxide film, do not allow surface
Graphene oxide film water-swellable.Positive osmos tube either accompanies the two-ply foam ceramic tube of poly- propionamide forward osmosis membrane.Just
Osmos tube either accompanies the two-ply foam plastic tube 603 of poly- propionamide forward osmosis membrane.Positive osmos tube either accompanies poly- propionyl
The double-layer stainless steel network management of amine forward osmosis membrane.The either positive osmotic ceramic pipe 603 ' of positive osmos tube.Water purification filter pipe is to accompany only
The two-ply foam plastic tube 604 of water filter membrane.Water purification filter pipe either accompanies the two-ply foam ceramic tube of water-purifying filter film.Only
Water screen pipe either accompanies the double-layer stainless steel network management of water-purifying filter film, water purification filter pipe either water purification filter ceramic tube
603'.Equipped with high concentration, to contain great amount of hydroxy group organic in gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6
Aqueous solutions of polymers.Contain in gap between the positive osmotic ceramic pipe and water purification filter pipe of forward osmosis membrane core 6 equipped with high concentration
Great amount of hydroxy group organic polymer aqueous solution is polyvinyl alcohol suspension, each polyvinylalcohol solids in polyvinyl alcohol suspension
Particle just reaches hundreds of thousands of a molecular weight, thus the volume of polyvinylalcohol solids particle is very big, polyvinylalcohol solids particle it is outer
Diameter is tens of thousands of times bigger than the outer diameter of hydrone.Or the gap between the positive osmotic ceramic pipe and water purification filter pipe of forward osmosis membrane core 6
In equipped with high concentration, to contain great amount of hydroxy group organic polymer aqueous solution be polylactic acid emulsion, each in polylactic acid emulsion
Polylactic acid emulsion drop just reaches hundreds of thousands of a molecular weight, so the volume of polylactic acid emulsion drop is very big, polylactic acid cream
The outer diameter of turbid drop is tens of thousands of times bigger than the outer diameter of hydrone.Between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6
Manually-operated gate 13 is housed on the pipeline at the top of gap.1 He of sea water pump is sequentially arranged on seawater pond 7 to the water pipe between seawater tank 2
Water check valve 11.Seawater liquid level sensor and Sea-water pressure sensor are housed on seawater tank 2, the exhaust pipe filled at the top of seawater tank 2,
Electromagnetic exhaust valve 19 is housed on exhaust pipe.Non-return air valve 17 is housed on air compressor 3 to the tracheae between air accumulator 4.Gas storage
Baroceptor is housed at the top of tank 4.Seawater electromagnetic gas valve 18 is housed on 4 bottom of air accumulator to the tracheae between the top of seawater tank 2.Sea
Heater 5 and seawater electromagnetic valve 12 are sequentially arranged on 2 bottom of water pot to the water pipe of the positive infiltration bottom of the tube of forward osmosis membrane core 6.Just
The gap of the water purification filter Guan Yuzheng osmos tube of permeable membrane core 6 is provided with positive flushing ring-shaped foam pipe, and 4 bottom of air accumulator is extremely
It is filled on the tracheae between positive flushing ring-shaped foam pipe in the gap of the water purification filter Guan Yuzheng osmos tube of forward osmosis membrane core 6
There is positive flushing electromagnetic gas valve 20.The shell 601 of forward osmosis membrane core 6 and the gap of water purification filter pipe are provided with backwash annular foam
Backwash annular foam in plastic tube, the shell 601 of 4 bottom of air accumulator to forward osmosis membrane core 6 and the gap of water purification filter pipe
Equipped with backwash electromagnetic gas valve 21 on tracheae between plastic tube.Between the shell 601 and water purification filter pipe of forward osmosis membrane core 6
Fresh water solenoid valve 14 is housed on bottom to the water pipe between fresh-water pool 8.Gap bottom between the positive osmos tube of forward osmosis membrane core 6
Concentrated seawater solenoid valve 15 is housed on to the water pipe between concentrated seawater pond 9.
Shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the control method of positive penetration sea water desalinization equipment.Manually-operated gate 13 is opened, will be gathered
Gap between the positive osmos tube and water purification filter pipe of vinyl alcohol suspension or polylactic acid emulsion injection forward osmosis membrane core 6
In, hand-operated valve 13 is closed after filling is full.Seawater pond 7 is injected by pretreated seawater, computer controller starts sea water pump 1,
The extracting seawater from seawater pond 7 of sea water pump 1, seawater enter seawater tank 2 by water check valve 11.Seawater in seawater tank 2 reaches
Seawater liquid level sensor issues high liquid level signal when the high liquid level of setting, and computer controller stops sea water pump 1, and water check valve 11 can
The seawater in seawater tank 2 is prevented to flow in seawater pond 7.Seawater liquid level passes when seawater in seawater tank 2 is lower than the low liquid level of setting
Sensor, which issues, is lower than liquid level signal, and computer controller restarts sea water pump 1, the extracting seawater from seawater pond 7 of sea water pump 1, sea
Water enters seawater tank 2 by water check valve 11.Computer controller starts air compressor 3, and compressed air passes through Non-return air valve 17
Into air accumulator 4.Baroceptor issues high air pressure signal, computer controller when the air pressure of air accumulator 4 reaches setting hyperbar
Stop air compressor 3, Non-return air valve 17 can prevent the compressed air in air accumulator 4 from letting out from air compressor 3.Gas storage
Baroceptor issues depression signal when the air pressure of tank 4 is lower than setting low pressure, and computer controller restarts air compression
Machine 3, compressed air reenter air accumulator 4 by Non-return air valve 17.Computer controller opens seawater electromagnetic gas valve 18, air accumulator
Compressed air in 4 enters seawater tank 2 by the seawater electromagnetic gas valve 18 opened.Sea water hydraulic in seawater tank 2 reaches setting
Height it is hydraulic when Sea-water pressure sensor issue high hydraulic pressure signal, computer controller closes seawater electromagnetic gas valve 18.In seawater tank 2
Sea water hydraulic be more than setting height it is hydraulic when Sea-water pressure sensor issue super high pressure hydraulic signal, computer controller open electromagnetism
Exhaust valve 19.Sea water hydraulic in seawater tank 2 drop to setting height it is hydraulic when Sea-water pressure sensor issue high hydraulic pressure signal, electricity
Brain controller closes electromagnetic exhaust valve 19.Computer controller opens seawater electromagnetic valve 12, and heater 5 go out from 2 bottom of seawater tank
The heating of seawater come is to 20 DEG C；Then through the seawater electromagnetic valve 12 opening from the bottom of the positive osmos tube of forward osmosis membrane core 6 into
Enter in positive osmos tube.The diameter of hydrone is 0.0001 micron, and the micro-pore diameter of the positive osmos tube of forward osmosis membrane core 6 is 0.002
Between micron~0.004 micron, the collective effect of hydrone in the positive osmos tube of forward osmosis membrane core 6 in positive osmotic pressure and hydraulic pressure
Under enter in the gap between the positive osmos tube of forward osmosis membrane core 6 and water purification filter pipe easily through the micropore of positive osmos tube,
The polyvinyl alcohol suspension or polylactic acid milkiness in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6
Liquid dilute and in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6 polyvinyl alcohol suspension or
Polylactic acid emulsion pressure.The drop of the polylactic acid of the granule of polyvinyl alcohol or polylactic acid emulsion of polyvinyl alcohol suspension is straight
Diameter is a few micrometers, and the hole diameter of water purification filter pipe is 1 micron, and the diameter of hydrone is 0.0001 micron, and computer controller is beaten
Fresh water solenoid valve 14 is opened, the hydrone in gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6 is in very little pressure
Easily through the aperture of water purification filter pipe (namely by the granule of polyvinyl alcohol or polylactic acid of polyvinyl alcohol suspension under power
The drop of the polylactic acid of emulsion filters), it reaches in the gap between the water purification filter pipe and shell 601 of forward osmosis membrane core 6, so
It is flowed in fresh-water pool 8 by the fresh water solenoid valve 14 opened afterwards.Computer controller opens positive flushing electromagnetic gas valve 20, air accumulator 4
In compressed air by opening the positive electromagnetic gas valve 20 that rinses out of, forward osmosis membrane core 6 water purification filter Guan Yuzheng osmos tube gap
Positive to rinse ring-shaped foam pipe, the positive compressed air rinsed in ring-shaped foam pipe passes through tube wall and enters forward osmosis membrane core 6
Water purification filter Guan Yuzheng osmos tube gap in, be then passed through between water purification filter pipe enters between shell 601 and water purification filter pipe
In gap, square impact washing water screen pipe；Since the viscosity of polyvinyl alcohol suspension or polylactic acid emulsion is very big, it is easy to block
Water purification filter pipe, the positive compressed air rinsed in ring-shaped foam pipe pass through the water purification that tube wall wall enters forward osmosis membrane core 6
It is suspended to the polyvinyl alcohol in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core 6 in chimney filter and positive osmos tube gap
Liquid or polylactic acid emulsion are stirred, and are then passed through aperture, the square impact washing water screen pipe of water purification filter pipe, are prevented polyethylene
Alcohol or polylactic acid block water purification filter pipe.The time that seawater electromagnetic valve 12 is opened reaches setting time, and computer controller will
It closes seawater electromagnetic valve 12 and fresh water solenoid valve 14, open simultaneously concentrated seawater solenoid valve 15.The compression come out from 4 bottom of air accumulator
Air enters in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core 6 just by the positive flushing electromagnetic gas valve 20 opened
Ring-shaped foam pipe is rinsed, enters the water purification filter pipe into forward osmosis membrane core 6 across the positive ring-shaped foam tube wall that rinses
In positive osmos tube gap, then passes through and press to the positive osmos tube of forward osmosis membrane core 6 to the concentrated seawater in positive osmos tube.It is positive to seep
Concentrated seawater in the positive osmos tube of permeable membrane core 6 flows into dense sea by the concentrated seawater solenoid valve 15 opened under the pressure of compressed air
Pond 9.After concentrated seawater in the positive osmos tube of forward osmosis membrane core 6 has been drained, computer controller closes concentrated seawater solenoid valve 15, same
When open seawater electromagnetic valve 12 and fresh water solenoid valve 14.2 the Caspian Sea water of seawater tank is permeated by the seawater electromagnetic valve 12 opened from positive
Bottom of the tube enters positive osmos tube.The collective effect of hydrone in the positive osmos tube of forward osmosis membrane core 6 in positive osmotic pressure and hydraulic pressure
Under enter in gap positive osmos tube and water purification filter pipe across the micropore of positive osmos tube, the positive infiltration of forward osmosis membrane core 6
The polyvinyl alcohol suspension in the gap between pipe and water purification filter pipe or polylactic acid emulsion dilute and to forward osmosis membrane thoroughly
The polyvinyl alcohol suspension or polylactic acid emulsion pressure in gap between the positive osmos tube and water purification filter pipe of core 6.Just
The hydrone in gap between the positive osmos tube and water purification filter pipe of permeable membrane core 6 passes through water purification filter in the case where setting pressure
Pipe reaches in the gap between the water purification filter pipe and shell 601 of forward osmosis membrane core 6；Then the fresh water solenoid valve by opening
14 flow in fresh-water pool 8.The inner compressed air of air accumulator 4 enters the net of forward osmosis membrane core 6 by opening the positive electromagnetic gas valve 20 that rinses
Positive flushing ring-shaped foam pipe in water screen pipe and positive osmos tube gap, the positive compression rinsed in ring-shaped foam pipe are empty
Gas passes through tube wall wall and enters into the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core 6, is then passed through forward osmosis membrane core 6
Water purification filter pipe reach in the gap between water purification filter pipe and shell 601, square impact washing water screen pipe.Positive infiltration seawater is light
Change equipment and restarts positive penetration sea water desalinization.After the number of excretion concentrated seawater reaches setting number, need once to be recoiled
It washes.After completing last time excretion concentrated seawater, computer controller closes fresh water solenoid valve 14, opens simultaneously backwash electromagnetism
Air valve 21.Compressed air in air accumulator 4 enters the shell 601 of forward osmosis membrane core 6 by the backwash electromagnetic gas valve 21 opened
With the backwash ring-shaped foam pipe in water purification filter pipe gap, the compressed air backwashed in ring-shaped foam pipe is passed through
Tube wall wall enter into forward osmosis membrane core 6 shell 601 and water purification filter pipe gap in, then pass through water purification filter pipe, anti-
Water purification filter pipe is rinsed, the positive infiltration for being then passed through forward osmosis membrane core 6 backwashes positive osmos tube, after backwash reaches setting time,
Computer controller closes backwash electromagnetic gas valve 21 and concentrated seawater solenoid valve 15, opens simultaneously seawater electromagnetic valve 12 and fresh water electromagnetism
Valve 14, the seawater in seawater tank 2 enter positive seep from the positive infiltration bottom of the tube of forward osmosis membrane core 6 by the seawater electromagnetic valve 12 opened
It manages thoroughly, the hydrone in positive osmos tube enters positive seep across the micropore of positive osmos tube under the collective effect of positive osmotic pressure and hydraulic pressure
Thoroughly in the gap between pipe and water purification filter pipe, positive osmos tube and the polyvinyl alcohol in water purification filter pipe of forward osmosis membrane core 6 are hanged
Turbid or polylactic acid emulsion dilute and in the gaps between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6
Polyvinyl alcohol suspension or polylactic acid emulsion pressure, between the positive osmos tube and water purification filter pipe of forward osmosis membrane core 6 between
Hydrone in gap passes through the micropore of water purification filter pipe in the case where setting pressure, reaches the water purification filter pipe of forward osmosis membrane core 6 and outer
In gap between shell 601, then flowed in fresh-water pool 8 by the fresh water solenoid valve 14 opened；The inner compressed air of air accumulator 4 warp
It crosses and opens the positive positive flushing annular rinsing electromagnetic gas valve 20 and entering in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core 6
Foam plastic expects pipe, the positive compressed air rinsed in ring-shaped foam pipe pass through tube wall wall and enter into the net of forward osmosis membrane core 6
In water screen pipe and positive osmos tube gap, the water purification filter pipe for being then passed through forward osmosis membrane core 6 reaches water purification filter pipe and shell
In gap between 601, square impact washing water screen pipe；Positive penetration sea water desalinization equipment restarts positive penetration sea water desalinization.
Claims (4)
1. a kind of positive penetration sea water desalinization equipment, it is characterised in that: positive penetration sea water desalinization equipment is mainly by sea water pump (1), sea
Water pot (2), heater (5), forward osmosis membrane core (6), seawater pond (7), fresh-water pool (8), concentrated seawater pond (9), air compressor
(3), air accumulator (4) and computer controller composition, forward osmosis membrane core (6) is by shell (601), positive osmos tube and water purification filter pipe group
At positive osmos tube is the two-ply foam ceramic tube for accompanying surface oxidation graphene film, and two foamed ceramics pipes have setting taper
With clamping surface graphene oxide film, surface oxidation graphene film water-swellable is not allowed, positive osmos tube either accompanies poly-
The two-ply foam ceramic tube of propionamide forward osmosis membrane, positive osmos tube either accompany the two-ply foam modeling of poly- propionamide forward osmosis membrane
Expects pipe (603), positive osmos tube either accompany the double-layer stainless steel network management of poly- propionamide forward osmosis membrane, and positive osmos tube is either just
Osmotic ceramic pipe (603 '), water purification filter pipe are the two-ply foam plastic tubes (604) for accompanying water-purifying filter film, water purification filter pipe or
Person is the foamed ceramics pipe for accompanying water-purifying filter film, and water purification filter pipe either accompanies the double-layer stainless steel net of water-purifying filter film
Pipe, water purification filter pipe either water purification filter ceramic tube (603 ')；The positive osmos tube of forward osmosis membrane core (6) and water purification filter pipe it
Between gap in equipped with high concentration contain the organic polymer aqueous solution of great amount of hydroxy group, the positive osmos tube of forward osmosis membrane core (6) with
Manually-operated gate (13) are housed on the pipeline at the top of gap between water purification filter pipe, seawater pond (7) to the water between seawater tank (2)
It is sequentially arranged with sea water pump (1) and water check valve (11) on pipe, is passed on seawater tank (2) equipped with seawater liquid level sensor and seawater pressure
Sensor, the exhaust pipe filled at the top of seawater tank (2) are equipped with electromagnetic exhaust valve (19) on exhaust pipe；Air compressor (3) is to air accumulator
(4) Non-return air valve (17) are housed on the tracheae between, baroceptor is housed at the top of air accumulator (4)；Air accumulator (4) bottom to sea
Seawater electromagnetic gas valve (18) are housed on tracheae between water pot (2) top；Seawater tank (2) bottom to forward osmosis membrane core (6) positive infiltration
Heater (5) and seawater electromagnetic valve (12) are sequentially arranged on the water pipe of saturating bottom of the tube；The water purification filter pipe of forward osmosis membrane core (6) with
The gap of positive osmos tube is provided with positive flushing ring-shaped foam pipe, the water purification of air accumulator (4) bottom to forward osmosis membrane core (6)
Electromagnetic gas valve is rinsed equipped with positive on the tracheae between positive flushing ring-shaped foam pipe in the gap of chimney filter and positive osmos tube
(20)；The shell (601) of forward osmosis membrane core (6) and the gap of water purification filter pipe are provided with backwash ring-shaped foam pipe, storage
Backwash ring-shaped foam in the shell (601) of gas tank (4) bottom to forward osmosis membrane core (6) and the gap of water purification filter pipe
Equipped with backwash electromagnetic gas valve (21) on tracheae between pipe；Between the shell (601) and water purification filter pipe of forward osmosis membrane core (6)
Bottom to the water pipe between fresh-water pool (8) on be equipped with fresh water solenoid valve (14)；Between the positive osmos tube of forward osmosis membrane core (6)
Concentrated seawater solenoid valve (15) are housed on gap bottom to the water pipe between concentrated seawater pond (9).
2. positive penetration sea water desalinization equipment according to claim 1, it is characterised in that: the positive infiltration of the forward osmosis membrane core (6)
The organic polymer aqueous solution for containing great amount of hydroxy group equipped with high concentration in gap between saturating ceramic tube and water purification filter pipe is poly-
Vinyl alcohol suspension, each polyvinylalcohol solids particle in polyvinyl alcohol suspension just reach hundreds of thousands of a molecular weight, so
The volume of polyvinylalcohol solids particle is very big, polyvinylalcohol solids particle outer diameter is tens of thousands of times bigger than the outer diameter of hydrone.
3. positive penetration sea water desalinization equipment according to claim 1, it is characterised in that: the positive infiltration of the forward osmosis membrane core (6)
The organic polymer aqueous solution for containing great amount of hydroxy group equipped with high concentration in gap between saturating ceramic tube and water purification filter pipe is poly-
Lactic acid emulsion, each polylactic acid emulsion drop in polylactic acid emulsion just reach hundreds of thousands of a molecular weight, so poly- cream
The volume of yogurt turbid drop is very big, polylactic acid emulsion drop outer diameter is tens of thousands of times bigger than the outer diameter of hydrone.
4. the control method of positive penetration sea water desalinization equipment, it is characterised in that: it opens manually-operated gate (13), polyvinyl alcohol is suspended
In gap between liquid or the positive osmos tube and water purification filter pipe of polylactic acid emulsion injection forward osmosis membrane core (6), filling is full
Close manually-operated gate (13) afterwards；By pretreated seawater injection seawater pond (7), computer controller starts sea water pump (1), sea
Water pump (1) extracting seawater from seawater pond (7), seawater enter seawater tank (2) by water check valve (11), and seawater tank (2) is inner
Seawater liquid level sensor issues high liquid level signal when seawater reaches the high liquid level of setting, and computer controller stops sea water pump (1), unidirectionally
The seawater that water valve (11) can prevent seawater tank (2) inner flows to that seawater pond (7) is inner, and the inner seawater of seawater tank (2) is lower than setting
Seawater liquid level sensor, which issues, when low liquid level is lower than liquid level signal, and computer controller restarts sea water pump (1), sea water pump (1)
The extracting seawater from seawater pond (7), seawater enter seawater tank (2) by water check valve (11)；Computer controller starts air pressure
Contracting machine (3), compressed air enter air accumulator (4) by Non-return air valve (17), when the air pressure of air accumulator (4) reaches setting hyperbar
Baroceptor issues high air pressure signal, and computer controller stops air compressor (3), and Non-return air valve (17) can prevent air accumulator
(4) inner compressed air lets out from air compressor (3), the air pressure transmission when air pressure of air accumulator (4) is lower than setting low pressure
Sensor issues depression signal, and computer controller restarts air compressor (3), and compressed air is by Non-return air valve (17) weight
Newly enter air accumulator (4)；Computer controller opens seawater electromagnetic gas valve (18), and the inner compressed air of air accumulator (4) is by opening
Seawater electromagnetic gas valve (18) enter seawater tank (2), the inner sea water hydraulic of seawater tank (2) reach setting height it is hydraulic when seawater pressure
Force snesor issues high hydraulic pressure signal, and computer controller closes seawater electromagnetic gas valve (18), and the inner sea water hydraulic of seawater tank (2) is super
Cross setting height it is hydraulic when Sea-water pressure sensor issue super high pressure hydraulic signal, computer controller open electromagnetic exhaust valve (19),
The inner sea water hydraulic of seawater tank (2) drop to setting height it is hydraulic when Sea-water pressure sensor issue high hydraulic pressure signal, computer control
Instrument closes electromagnetic exhaust valve (19)；Computer controller opens seawater electromagnetic valve (12), and heater (5) is from seawater tank (2) bottom
Heating of seawater out is to 20 DEG C, then by the seawater electromagnetic valve (12) opened from the positive osmos tube of forward osmosis membrane core (6)
Bottom enters in positive osmos tube, common work of the hydrone in the positive osmos tube of forward osmosis membrane core (6) in positive osmotic pressure and hydraulic pressure
Entered in the gap the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6) with the lower micropore across positive osmos tube,
The polyvinyl alcohol suspension or polylactic acid milkiness in gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6)
Liquid dilute and in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6) polyvinyl alcohol suspension or
Person's polylactic acid emulsion pressure；Computer controller opens fresh water solenoid valve (14), the positive osmos tube of forward osmosis membrane core (6) and water purification
The hydrone in gap between screen pipe passes through the aperture of water purification filter pipe in the case where setting pressure, reaches forward osmosis membrane core (6)
Water purification filter pipe and shell (601) between gap in, then by open fresh water solenoid valve (14) flow to fresh-water pool (8)
In；Computer controller opens positive flushing electromagnetic gas valve (20), and the inner compressed air of air accumulator (4) rinses electromagnetic gas valve by opening is positive
(20) into the positive flushing ring-shaped foam pipe in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core (6), square impact
The compressed air washed in ring-shaped foam pipe passes through the water purification filter Guan Yuzheng that tube wall enters into forward osmosis membrane core (6) and permeates
In pipe gap, be then passed through water purification filter pipe enter shell (in the gap between 601 and water purification filter pipe, square impact washing water filtering
Pipe；The time that seawater electromagnetic valve (12) is opened reaches setting time, and computer controller may turn off seawater electromagnetic valve (12) and light
Water solenoid valve (14) opens simultaneously concentrated seawater solenoid valve (15), and the compressed air come out from air accumulator (4) bottom is by opening
The positive positive flushing annular bubble for rinsing electromagnetic gas valve (20) and entering in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core (6)
Foam plastic tube, the positive compressed air rinsed in ring-shaped foam pipe pass through tube wall and enter the water purification into forward osmosis membrane core (6)
In screen pipe and positive osmos tube gap, then pass through to the positive osmos tube of forward osmosis membrane core (6) to the concentrated seawater in positive osmos tube
It presses, concentrated seawater electromagnetism of the concentrated seawater in the positive osmos tube of forward osmosis membrane core (6) under the pressure of compressed air by opening
Valve (15) flows into concentrated seawater pond (9), and after the concentrated seawater in the positive osmos tube of forward osmosis membrane core (6) has been drained, computer controller is closed
It closes strong brine solenoid valve (15), open simultaneously seawater electromagnetic valve (12) and fresh water solenoid valve (14), seawater tank (2) the Caspian Sea water passes through
The seawater electromagnetic valve (12) of opening enters positive osmos tube from positive infiltration bottom of the tube, the water in the positive osmos tube of forward osmosis membrane core (6)
Molecule under the collective effect of positive osmotic pressure and hydraulic pressure across the micropore of positive osmos tube enter positive osmos tube and water purification filter pipe it
Between gap in, the polyvinyl alcohol suspension in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6)
Or polylactic acid emulsion dilutes and to poly- in the gap between the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6)
Vinyl alcohol suspension or polylactic acid emulsion pressure, between the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6) between
Hydrone in gap passes through water purification filter pipe in the case where setting pressure, reaches the water purification filter pipe and shell of forward osmosis membrane core (6)
(601) in the gap between, it is inner that fresh-water pool (8) is then flowed to by the fresh water solenoid valve (14) opened；Air accumulator (4) is inner to be compressed
Air enters in the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core (6) by opening positive rinse electromagnetic gas valve (20)
Positive to rinse ring-shaped foam pipe, the positive compressed air rinsed in ring-shaped foam pipe passes through tube wall and enters into forward osmosis membrane
In the water purification filter Guan Yuzheng osmos tube gap of core (6), the water purification filter pipe for being then passed through forward osmosis membrane core (6) reaches water purification filter
It manages in the gap between shell (601), square impact washing water screen pipe；Positive penetration sea water desalinization equipment restarts just to permeate sea
Water desalination；After the number of excretion concentrated seawater reaches setting number, need once to be backwashed；It is dense completing to drain for the last time
After seawater, computer controller closes fresh water solenoid valve (14), opens simultaneously backwash electromagnetic gas valve (21), and air accumulator (4) is inner
Compressed air through opening backwash electromagnetic gas valve (21) enter forward osmosis membrane core (6) shell (601) and water purification filter
Backwash ring-shaped foam pipe in pipe gap, backwash ring-shaped foam pipe in compressed air pass through tube wall enter into
Enter in the shell (601) of forward osmosis membrane core (6) and the gap of water purification filter pipe, then passes through water purification filter pipe recoil washing water mistake
Chimney filter is then passed through positive osmos tube, the positive osmos tube of backwash of forward osmosis membrane core (6), after backwash reaches setting time, computer control
Instrument processed closes backwash electromagnetic gas valve (21) and concentrated seawater solenoid valve (15), opens simultaneously seawater electromagnetic valve (12) and fresh water electromagnetism
Valve (14), positive infiltration bottom of the tube of seawater electromagnetic valve (12) of the inner seawater of seawater tank (2) by opening from forward osmosis membrane core (6)
Into positive osmos tube, the hydrone in positive osmos tube passes through the micropore of positive osmos tube under the collective effect of positive osmotic pressure and hydraulic pressure
Into in the gap between positive osmos tube and water purification filter pipe, in the positive osmos tube and water purification filter pipe of forward osmosis membrane core (6)
Polyvinyl alcohol suspension or polylactic acid emulsion dilute and to the positive osmos tube of forward osmosis membrane core (6) and water purification filter pipe it
Between gap in polyvinyl alcohol suspension or polylactic acid emulsion pressure, the positive osmos tube of forward osmosis membrane core (6) and water purification
The hydrone in gap between screen pipe passes through the micropore of water purification filter pipe in the case where setting pressure, reaches forward osmosis membrane core (6)
Water purification filter pipe and shell (601) between gap in, then by open fresh water solenoid valve (14) flow to fresh-water pool (8)
In；The inner compressed air of air accumulator (4) is by opening the positive water purification filter pipe for rinsing electromagnetic gas valve (20) and entering forward osmosis membrane core (6)
With the positive flushing ring-shaped foam pipe in positive osmos tube gap, the positive compressed air rinsed in ring-shaped foam pipe passes through pipe
Wall enters into the water purification filter Guan Yuzheng osmos tube gap of forward osmosis membrane core (6), is then passed through the net of forward osmosis membrane core (6)
Water screen pipe reaches in the gap between water purification filter pipe and shell (601), square impact washing water screen pipe；Positive penetration sea water desalinization
Equipment restarts positive penetration sea water desalinization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811462988.8A CN109354123A (en) | 2018-11-23 | 2018-11-23 | Positive penetration sea water desalinization equipment and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811462988.8A CN109354123A (en) | 2018-11-23 | 2018-11-23 | Positive penetration sea water desalinization equipment and control method |
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| CN109354123A true CN109354123A (en) | 2019-02-19 |
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Application publication date: 20190219 |