CN205115201U - Reverse osmosis desalination system - Google Patents
Reverse osmosis desalination system Download PDFInfo
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- CN205115201U CN205115201U CN201520949974.4U CN201520949974U CN205115201U CN 205115201 U CN205115201 U CN 205115201U CN 201520949974 U CN201520949974 U CN 201520949974U CN 205115201 U CN205115201 U CN 205115201U
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- reverse osmosis
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- 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
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Abstract
The utility model discloses a reverse osmosis desalination system, sea water water intaking module communicates in proper order has the sedimentation tank, electrolytic bath, preprocessor module, add medicament pond, filter module, reverse osmosis treatment module, preprocessor module is including thoughtlessly congealing filter equipment, mechanical filter equipment, filter module includes safety filter device, ultrafiltration device, reverse osmosis treatment module setting energy recuperation device and cistern, congeal thoughtlessly that filter equipment, mechanical filter equipment, security personnel filter equipment, ultrafiltration device are last to set up anti - washing unit, the row's of setting muddy water equalizing basin on anti - washing unit's the outlet pipe, arrange the muddy water equalizing basin communicate in proper order has sludge tihckener, mud counterbalance cell, sludge dewaterer room. The utility model has the advantages of seasonal change is little to the temperature of water intaking, can reduce the burden of preliminary treatment, and gas through the brineelectrolysis produces carries the colloid particle in the sewage to the mesh that reach the separation, purifies.
Description
Technical field
The utility model relates generally to field of seawater desalination, specifically a kind of reverse osmosis seawater desalination system.
Background technology
Namely sea water desaltination utilizes sea water desalinization to produce fresh water, it is the increment technique of increasing income realizing water resources utilization, fresh water total amount can be increased, and not by time and climatic influences, method for desalting seawater now used has seawater freezing method, electroosmose process, distillation method, reverse osmosis method, and volatile salt ion exchange method, the reverse osmosis method of current application reverse osmosis membrane is simple with its equipment, the advantage being easy to maintenance and EM equipment module dominates the market rapidly, progressively replace distillation method and become most widely used method, but application reverse osmosis method carries out sea water desaltination and also there are some problems:
1, the existence of the oxygenant such as seawater free chlorine and high density inorganic ion can reduce the performance of reverse-osmosis membrane element, reduces the duration of service of reverse-osmosis membrane element and the treatment effect of sea water desaltination;
2, directly carry out former water water intaking, biological activity is high, and seasonal variation is large to Water Temperature, makes the burden of seawater desalinization pretreatment larger;
3, generally pressure floatation is adopted when removal heavy metal, more weak to the adsorptive power of micelle or suspended particulates.
Utility model content
For solving deficiency of the prior art, the utility model provides a kind of reverse osmosis seawater desalination system, the temperature impact of seasonal variation on water intaking is little, pretreated burden can be reduced, the hydrogen produced by brine electrolysis, oxygen, chlorine body, the colloidal particle carried in sewage float jointly, thus reach the object of separation, purification.
The utility model for achieving the above object, is achieved through the following technical solutions:
A kind of reverse osmosis seawater desalination system, comprise seawater water module, described seawater water module is communicated with settling tank successively, electrolyzer, pre-processing module, dosing pond, filtration module, reverse-osmosis treated module, described seawater water module comprises pump well and water pump, and described pre-processing module comprises coagulation and filtration device, mechanical screening device, described filtration module comprises security personnel's filtration unit, ultra-filtration equipment, described reverse-osmosis treated module comprises reverse osmosis membrane assembly and for seawater being driven into the high-pressure pump in reverse osmosis membrane assembly, described reverse-osmosis treated module installation energy recycle device and water reservoir, described energy recycle device arranges dense pond, described coagulation and filtration device, mechanical screening device, security personnel's filtration unit, ultra-filtration equipment arranges back-purge system, the rising pipe of described back-purge system is arranged spoil disposal water equalizing tank, described spoil disposal water equalizing tank is communicated with sludge thickener successively, sludge balance pond, sludge dewatering machine room, described sludge thickener is arranged supernatant liquor delivery pipe, and described sludge dewatering machine room arranges parting liquid recovery tube, and described parting liquid recovery tube is communicated with sludge thickener.
Described settling tank arranges shore pipe, and described shore pipe is communicated with spoil disposal water equalizing tank.
The bottom of described settling tank arranges conical mud-removing bucket, and described mud-removing bucket is communicated with shore pipe, and the top of described settling tank arranges mixed hydrofoil, and the bottom of described mixed hydrofoil arranges backwash pipe.
The water inlet pipe of described settling tank is arranged Biocidal algae-killing agent adding set and flocculant adding apparatus.
Described dosing pond arranges chemicals dosing plant, and described chemicals dosing plant arranges volume pump.
Described ultra-filtration equipment is arranged Scale inhibitors adding set.
Between described dosing pond and security personnel's filtration unit, boost in pressure pump is set.
Contrast and prior art, the utility model beneficial effect is:
1, the temperature impact of the utility model seasonal variation on former water is little, and can reduce pretreated burden, the hydrogen produced by brine electrolysis, oxygen, chlorine body, the colloidal particle carried in sewage float jointly, thus reach the object of separation, purification.
The water inlet pipe of 2, the utility model settling tank arranges Biocidal algae-killing agent adding set and flocculant adding apparatus, avoids the microorganism in seawater, algea and bacteria affects equipment and the normal operation of pipe valve.
3, the top of the utility model settling tank arranges mixed hydrofoil, and settling tank arranges shore pipe, is conducive to clearing up the throw out in settling tank.
4, the top of the utility model settling tank arranges mixed hydrofoil, increases the action effect of Biocidal algae-killing agent adding set and flocculant adding apparatus.
5, dosing pond described in the utility model arranges chemicals dosing plant, and described chemicals dosing plant arranges volume pump, increases the accuracy that dose adds, avoids drug residue while medicine and seawater are fully reacted.
6, the utility model ultra-filtration equipment arranges Scale inhibitors adding set, effectively prevent indissoluble inorganic salt in seawater from forming fouling precipitation on reverse osmosis membrane surface.
7, between the utility model dosing pond and security personnel's filtration unit, boost in pressure pump is set, increases the velocity of flow of pipeline maritime interior waters.
Accompanying drawing explanation
Accompanying drawing 1 is structured flowchart of the present utility model;
Accompanying drawing 2 is structural representations of settling tank.
Label shown in accompanying drawing: 1, pump well; 10, reverse osmosis membrane assembly; 11, high-pressure pump; 12, boost in pressure pump; 13, energy recycle device; 14, water reservoir; 15, spoil disposal water equalizing tank; 16, sludge thickener; 17, sludge balance pond; 18, sludge dewatering machine room; 2, water pump; 3, settling tank; 31, shore pipe; 32, mud-removing bucket; 33, mixed hydrofoil; 34, backwash pipe; 35, Biocidal algae-killing agent adding set; 36, flocculant adding apparatus; 4, electrolyzer; 5, coagulation and filtration device; 6, mechanical screening device; 7, dosing pond; 71, chemicals dosing plant; 8, security personnel's filtration unit; 9, ultra-filtration equipment; 91, Scale inhibitors adding set.
Embodiment
By reference to the accompanying drawings and specific embodiment, the utility model is described in further detail.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
A kind of reverse osmosis seawater desalination system, comprise seawater water module, described seawater water module is communicated with settling tank 3, electrolyzer 4, pre-processing module, dosing pond 7, filtration module, reverse-osmosis treated module successively, described seawater water module comprises pump well 1 and water pump 2, the water-supply method of sea-water reverse osmose is directly connected to pretreated method and investment, running cost, has great impact to preventing the pollution of reverse osmosis membrane.Pump well 1 is preferably arranged on seabeach well, can obtain the seawater through stratigraphic filtration, and its water quality suspended substance is low, organism is low, dissolved oxygen is little, and in the well water of seashore, biological activity is low, and seasonal variation is little to Water Temperature, can reduce pretreated burden.When seawater filters through seashore, particulate matter is trapped within seabed, the particulate matter refunds sea that the souring of the seawater movements such as wave, ocean current, tide can will retain, and keeps the water permeability that seashore is good.Suspended substance in settling tank 3 pairs of seawater is separated further, reduces the turbidity of seawater.Electrolyzer 4 will pass into direct current containing electrolytical sewage as electrolytic medium and carry out electrolysis, three kinds of effect electrolytic oxidations can occur, electrolysis coagulation and electrofloatation simultaneously, select insoluble electrode can give full play to electrofloatation effect.Can effectively remove heavy metal in seawater molecule, electrochemically from liquid phase, remove the detrimental impurity such as solid particle.The hydrogen produced by brine electrolysis, oxygen, chlorine body, the bubble particle dia produced is smaller, and specific surface is relatively large, and thus long-pending comparatively large with the relative contact of impurities in water, the adsorptive power of bubble particle is also stronger.Described pre-processing module comprises coagulation and filtration device 5, mechanical screening device 6, and the object of sea water preprocessing removes the impurity such as particle silt, colloid, microorganism existed in the seawater of earth's surface, guarantees that reverse osmosis system can steady in a long-termly run.Coagulation and filtration is intended to remove colloid, suspended impurity in seawater, reduces turbidity.Mechanical filter (having another name called more medium filter, quartz sand filter), it is a kind of pressure filter, the quartz sand organic floccus mainly utilizing specific surface area large carries out physical filtering to impurities in water, reach water quality requirement, when current pass through the hole of quartz sand, various suspended particle is trapped within quartz sand hole.The oxygenant existence such as seawater free chlorine can reduce the performance of reverse-osmosis membrane element, therefore seawater must control free chlorine < 0.1mg/L before entering reverse osmosis membrane, sodium bisulfite is added in dosing pond 7, chlorine residue in seawater and sodium bisulfite react, form acid and neutral salt, thus eliminate chlorine residue to the impact of reverse osmosis membrane.Described filtration module comprises security personnel's filtration unit 8, ultra-filtration equipment 9, described reverse-osmosis treated module comprises reverse osmosis membrane assembly 10 and for seawater being driven into the high-pressure pump 11 in reverse osmosis membrane assembly 10, described reverse-osmosis treated module installation energy recycle device 13 and water reservoir 14, described energy recycle device 13 arranges dense pond, described coagulation and filtration device 5, mechanical screening device 6, security personnel's filtration unit 8, ultra-filtration equipment 9 arranges back-purge system, the rising pipe of described back-purge system is arranged spoil disposal water equalizing tank 15, described spoil disposal water equalizing tank 15 is communicated with sludge thickener 16 successively, sludge balance pond 17, sludge dewatering machine room 18, described sludge thickener 16 arranges supernatant liquor delivery pipe, described sludge dewatering machine room 18 arranges parting liquid recovery tube, described parting liquid recovery tube is communicated with sludge thickener 16.
In order to avoid the microorganism in seawater, algea and bacteria affect the normal operation of equipment and pipe valve, the water inlet pipe of described settling tank 3 is arranged Biocidal algae-killing agent adding set 35 and flocculant adding apparatus 36.
In order to be conducive to clearing up the throw out in settling tank 3, described settling tank 3 arranges shore pipe 31, and described shore pipe 31 is communicated with spoil disposal water equalizing tank 15.
In order to increase the action effect of Biocidal algae-killing agent adding set 35 and flocculant adding apparatus 36, the bottom of described settling tank 3 arranges conical mud-removing bucket 32, described mud-removing bucket 32 is communicated with shore pipe 31, the top of described settling tank 3 arranges mixed hydrofoil 33, seawater is fully mixed with Biocidal algae-killing agent, flocculation agent, increase the action effect of Biocidal algae-killing agent adding set 35 and flocculant adding apparatus 36, the bottom of described mixed hydrofoil 33 arranges backwash pipe 34, washes away the foreign material on settling tank 3 inwall.
In order to increase the accuracy that dose adds, described dosing pond 7 arranges chemicals dosing plant 71, and described chemicals dosing plant 71 arranges volume pump, avoids drug residue while medicine and seawater are fully reacted.
In order to effectively prevent indissoluble inorganic salt in seawater from forming fouling precipitation on reverse osmosis membrane surface, described ultra-filtration equipment 9 arranges Scale inhibitors adding set 91.
In order to increase the velocity of flow of pipeline maritime interior waters, between described dosing pond 7 and security personnel's filtration unit 8, boost in pressure pump 12 is set.
Embodiment:
A kind of reverse osmosis seawater desalination system, comprise seawater water module, described seawater water module is communicated with settling tank 3 successively, electrolyzer 4, pre-processing module, dosing pond 7, filtration module, reverse-osmosis treated module, described seawater water module comprises pump well 1 and water pump 2, described settling tank 3 arranges shore pipe 31, described shore pipe 31 is communicated with spoil disposal water equalizing tank 15, the bottom of described settling tank 3 arranges conical mud-removing bucket 32, described mud-removing bucket 32 is communicated with shore pipe 31, the top of described settling tank 3 arranges mixed hydrofoil 33, the bottom of described mixed hydrofoil 33 arranges backwash pipe 34, the water inlet pipe of described settling tank 3 is arranged Biocidal algae-killing agent adding set 35 and flocculant adding apparatus 36, described pre-processing module comprises coagulation and filtration device 5, mechanical screening device 6, described dosing pond 7 arranges chemicals dosing plant 71, described chemicals dosing plant 71 arranges volume pump, described filtration module comprises security personnel's filtration unit 8, ultra-filtration equipment 9, between described dosing pond 7 and security personnel's filtration unit 8, boost in pressure pump 12 is set.Described reverse-osmosis treated module comprises reverse osmosis membrane assembly 10 and for seawater being driven into the high-pressure pump 11 in reverse osmosis membrane assembly 10, described reverse-osmosis treated module installation energy recycle device 13 and water reservoir 14, described energy recycle device 13 arranges dense pond, described coagulation and filtration device 5, mechanical screening device 6, security personnel's filtration unit 8, ultra-filtration equipment 9 arrange back-purge system, be conducive to getting rid of the sediment, suspended substance etc. in filtering layer, and prevent filtrate from hardening, make it fully recover retaining power, thus reach the object of cleaning.Described ultra-filtration equipment 9 arranges Scale inhibitors adding set 91.The rising pipe of described back-purge system is arranged spoil disposal water equalizing tank 15, described spoil disposal water equalizing tank 15 is communicated with sludge thickener 16, sludge balance pond 17, sludge dewatering machine room 18 successively, described sludge thickener 16 arranges supernatant liquor delivery pipe, described sludge dewatering machine room 18 arranges parting liquid recovery tube, and described parting liquid recovery tube is communicated with sludge thickener 16.The beneficial effect of the present embodiment is: the water inlet pipe of settling tank 3 is arranged Biocidal algae-killing agent adding set 35 and flocculant adding apparatus 36, avoid the microorganism in seawater, algea and bacteria affects equipment and the normal operation of pipe valve; The top of settling tank 3 arranges mixed hydrofoil 33, and settling tank 3 arranges shore pipe 31, is conducive to clearing up the throw out in settling tank 3; The top of settling tank 3 arranges mixed hydrofoil 33, increases the action effect of Biocidal algae-killing agent adding set 35 and flocculant adding apparatus 36; Described dosing pond 7 arranges chemicals dosing plant 71, and described chemicals dosing plant 71 arranges volume pump, increases the accuracy that dose adds, avoids drug residue while medicine and seawater are fully reacted.
Claims (7)
1. a reverse osmosis seawater desalination system, comprise seawater water module, it is characterized in that: described seawater water module is communicated with settling tank (3) successively, electrolyzer (4), pre-processing module, dosing pond (7), filtration module, reverse-osmosis treated module, described seawater water module comprises pump well (1) and water pump (2), described pre-processing module comprises coagulation and filtration device (5), mechanical screening device (6), described filtration module comprises security personnel's filtration unit (8), ultra-filtration equipment (9), described reverse-osmosis treated module comprises reverse osmosis membrane assembly (10) and for seawater being driven into the high-pressure pump (11) in reverse osmosis membrane assembly (10), described reverse-osmosis treated module installation energy recycle device (13) and water reservoir (14), (13) arrange dense pond to described energy recycle device, described coagulation and filtration device (5), mechanical screening device (6), security personnel's filtration unit (8), (9) arrange back-purge system to ultra-filtration equipment, the rising pipe of described back-purge system is arranged spoil disposal water equalizing tank (15), described spoil disposal water equalizing tank (15) is communicated with sludge thickener (16) successively, sludge balance pond (17), sludge dewatering machine room (18), (16) arrange supernatant liquor delivery pipe to described sludge thickener, described sludge dewatering machine room (18) arranges parting liquid recovery tube, described parting liquid recovery tube is communicated with sludge thickener (16).
2. a kind of reverse osmosis seawater desalination system according to claim 1, is characterized in that: described settling tank (3) arranges shore pipe (31), and described shore pipe (31) is communicated with spoil disposal water equalizing tank (15).
3. a kind of reverse osmosis seawater desalination system according to claim 2, it is characterized in that: the bottom of described settling tank (3) arranges conical mud-removing bucket (32), described mud-removing bucket (32) is communicated with shore pipe (31), the top of described settling tank (3) arranges mixed hydrofoil (33), and the bottom of described mixed hydrofoil (33) arranges backwash pipe (34).
4. a kind of reverse osmosis seawater desalination system according to claim 3, is characterized in that: the water inlet pipe of described settling tank (3) is arranged Biocidal algae-killing agent adding set (35) and flocculant adding apparatus (36).
5. a kind of reverse osmosis seawater desalination system according to claim 1, is characterized in that: described dosing pond (7) arranges chemicals dosing plant (71), and described chemicals dosing plant (71) arranges volume pump.
6. a kind of reverse osmosis seawater desalination system according to claim 1, is characterized in that: described ultra-filtration equipment (9) is arranged Scale inhibitors adding set (91).
7. a kind of reverse osmosis seawater desalination system according to claim 1, is characterized in that: arrange boost in pressure pump (12) between described dosing pond (7) and security personnel's filtration unit (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520949974.4U CN205115201U (en) | 2015-11-25 | 2015-11-25 | Reverse osmosis desalination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520949974.4U CN205115201U (en) | 2015-11-25 | 2015-11-25 | Reverse osmosis desalination system |
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| CN205115201U true CN205115201U (en) | 2016-03-30 |
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| CN201520949974.4U Expired - Fee Related CN205115201U (en) | 2015-11-25 | 2015-11-25 | Reverse osmosis desalination system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884079A (en) * | 2016-05-18 | 2016-08-24 | 南京海益环保工程有限公司 | Brackish water reverse osmosis treatment technique |
| CN106745573A (en) * | 2017-02-16 | 2017-05-31 | 北京高徛陌科技有限公司 | Recycled water and application method with bactericidal function |
| CN115159740A (en) * | 2022-08-22 | 2022-10-11 | 浙江斯科能科技股份有限公司 | Seawater pretreatment process |
| CN115159739A (en) * | 2022-08-22 | 2022-10-11 | 浙江斯科能科技股份有限公司 | Reverse osmosis seawater desalination system |
-
2015
- 2015-11-25 CN CN201520949974.4U patent/CN205115201U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884079A (en) * | 2016-05-18 | 2016-08-24 | 南京海益环保工程有限公司 | Brackish water reverse osmosis treatment technique |
| CN106745573A (en) * | 2017-02-16 | 2017-05-31 | 北京高徛陌科技有限公司 | Recycled water and application method with bactericidal function |
| CN115159740A (en) * | 2022-08-22 | 2022-10-11 | 浙江斯科能科技股份有限公司 | Seawater pretreatment process |
| CN115159739A (en) * | 2022-08-22 | 2022-10-11 | 浙江斯科能科技股份有限公司 | Reverse osmosis seawater desalination system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20191125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |