CN108947068B - Novel high-efficient sea water desalination device - Google Patents
Novel high-efficient sea water desalination device Download PDFInfo
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- CN108947068B CN108947068B CN201810812009.0A CN201810812009A CN108947068B CN 108947068 B CN108947068 B CN 108947068B CN 201810812009 A CN201810812009 A CN 201810812009A CN 108947068 B CN108947068 B CN 108947068B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/447—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by membrane distillation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/10—Energy recovery
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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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- 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)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention provides a novel efficient seawater desalination device which comprises a reverse osmosis seawater desalination system, a vacuum distillation system, a condensation water production system, a heat energy circulating system and a product water tank, wherein the vacuum distillation system is respectively communicated with the condensation water production system, the reverse osmosis seawater desalination system and the heat energy circulating system, and the product water tank is respectively communicated with the condensation water production system and the reverse osmosis seawater desalination system. The invention has the beneficial effects that: 1. the adopted ejector sprays the concentrated water subjected to seawater reverse osmosis to generate negative pressure suction energy to provide power for the operation of subsequent equipment; 2. the sprayed concentrated water and the concentrated water in the membrane distillation box are adopted for heat exchange, so that heat energy is recovered to a greater extent, and the power consumption of the heater is reduced; 3. the adopted distillation membrane component is a hydrophobic membrane, has good permeability to water vapor and blocks the permeation of concentrated water; 4. the method for cooling the steam in the condenser by using the seawater recovers heat energy, carries out temperature rise treatment on the seawater, and improves the water yield of the reverse osmosis membrane.
Description
Technical Field
The invention relates to the technical field of seawater desalination, in particular to a novel efficient seawater desalination device.
Background
The shortage of water resources becomes a global problem, and the adoption of the seawater desalination technology opens up a new fresh water source to increase the total supply quantity of fresh water, and becomes an important way for solving the water crisis of all countries in the world gradually. The existing seawater desalination method mainly comprises a thermal method and a reverse osmosis membrane method, but the methods need to consume a large amount of energy, the operating pressure of a small reverse osmosis seawater desalination device system is generally 5.5 MPa-6.5 MPa, the pressure of concentrated seawater discharged from a membrane component is still as high as 5.2 MPa-6.2 MPa, the concentrated seawater has larger pressure energy, and if the concentrated seawater is recycled, the method has a certain value for reducing the energy consumption of the seawater desalination device. The reverse osmosis concentrated water energy recovery is divided into a hydraulic turbine type and a power interactive type at present. The hydro-turbine type efficiency is low, and the hydro-turbine type efficiency is generally used in medium and large seawater desalination devices. The power exchange type has high requirements on the performance and the manufacturing process of a high-pressure pump and a matched motor thereof, and the existing small-sized and micro seawater desalination devices are less in use.
Disclosure of Invention
The invention provides a novel efficient seawater desalination device which comprises a reverse osmosis seawater desalination system, a vacuum distillation system, a condensation water production system, a heat energy circulating system and a product water tank, wherein the vacuum distillation system is respectively communicated with the condensation water production system, the reverse osmosis seawater desalination system and the heat energy circulating system, and the product water tank is respectively communicated with the condensation water production system and the reverse osmosis seawater desalination system.
As a further improvement of the invention, the condensed water production system comprises a condenser and a fresh water tank, wherein the condenser comprises a first condenser inlet and a second condenser inlet, a first condenser outlet and a second condenser outlet, the fresh water tank comprises a fresh water tank inlet, a first fresh water tank outlet and a second fresh water tank outlet, the first condenser inlet and the first condenser outlet are respectively communicated with the reverse osmosis seawater desalination system, the second condenser inlet is communicated with the vacuum distillation system, the second condenser outlet is communicated with the fresh water tank inlet, the first fresh water tank outlet is communicated with the product water tank, and the second fresh water tank outlet is communicated with the vacuum distillation system.
As a further improvement of the invention, the reverse osmosis seawater desalination system comprises a booster pump, a preprocessor, a high-pressure pump and a reverse osmosis membrane assembly, wherein the booster pump is communicated with the condenser, the preprocessor, the high-pressure pump, the reverse osmosis membrane assembly and the product water tank in sequence.
As a further improvement of the present invention, the booster pump is communicated with the first inlet of the condenser, and the pre-processor is communicated with the first outlet of the condenser.
As a further improvement of the invention, the vacuum distillation system comprises a distillation membrane module and a membrane distillation box, wherein the distillation membrane module is arranged in the membrane distillation box, the distillation membrane module is communicated with the condenser, and the membrane distillation box is communicated with the heat circulation system.
As a further improvement of the present invention, the vacuum distillation system further comprises an ejector including an ejector first inlet, an ejector second inlet, and an ejector outlet, the ejector first inlet being in communication with the reverse osmosis membrane module, the ejector second inlet being in communication with the fresh water tank, and the ejector outlet being in communication with the heat cycle system.
As a further improvement of the invention, a concentrated water pipeline is arranged at the communication position of the first inlet of the ejector and the reverse osmosis membrane assembly, and an adjusting valve is arranged on the concentrated water pipeline.
As a further improvement of the invention, the heat energy circulating system comprises a heat exchanger, a concentrated water tank and a heater, the heat exchanger comprises a first inlet of the heat exchanger, a second inlet of the heat exchanger, a first outlet of the heat exchanger and a second outlet of the heat exchanger, the first inlet of the heat exchanger is communicated with the concentrated water tank, the second inlet of the heat exchanger, the first outlet of the heat exchanger and the heater are respectively communicated with the membrane distillation tank, the second outlet of the heat exchanger discharges concentrated water through a pipeline, and the concentrated water tank is communicated with the ejector.
As a further improvement of the invention, the preprocessor comprises a multimedia filter, a precision filter and a security filter, and the multimedia filter, the precision filter and the security filter are communicated in sequence.
As a further improvement of the invention, the inlet and the outlet of the high-pressure pump are provided with pressure controllers.
The invention has the beneficial effects that: 1. the ejector adopted by the invention sprays the concentrated water of the seawater reverse osmosis to generate negative pressure suction energy to provide power for the operation of subsequent equipment, and the energy of the concentrated water is recovered compared with the energy of the concentrated water of the conventional reverse osmosis seawater desalination equipment; 2. the sprayed concentrated water and the concentrated water in the membrane distillation box are subjected to heat exchange, so that heat energy is recovered to a greater extent, and the power consumption of the heater is reduced; 3. the distillation membrane component adopted by the invention is a hydrophobic membrane, has good permeability to water vapor and can block the permeation of concentrated water; 4. the method for cooling the steam in the condenser by using the seawater recovers heat energy, carries out temperature rise treatment on the seawater, and improves the water yield of the reverse osmosis membrane.
Drawings
FIG. 1 is a schematic structural diagram of a high-efficiency seawater desalination plant according to the present invention;
FIG. 2 is a schematic diagram of the injector configuration of the present invention;
FIG. 3 is a schematic diagram of the heat exchanger configuration of the present invention;
FIG. 4 is a schematic diagram of the condenser configuration of the present invention;
fig. 5 is a schematic view of the fresh water tank of the present invention.
Detailed Description
As shown in fig. 1-5, the invention discloses a novel high-efficiency seawater desalination device, which comprises a reverse osmosis seawater desalination system, a vacuum distillation system, a condensation water production system, a heat energy circulation system and a product water tank 5, wherein the vacuum distillation system is respectively communicated with the condensation water production system, the reverse osmosis seawater desalination system and the heat energy circulation system, and the product water tank 5 is respectively communicated with the condensation water production system and the reverse osmosis seawater desalination system.
Condensation water preparation system includes condenser 11, fresh water tank 12, condenser 11 includes the first import 110 of condenser, the import of condenser second 113, the first export 111 of condenser, the export of condenser second 112, fresh water tank 12 includes the first export 121 of fresh water tank import 122, fresh water tank, the export of fresh water tank second 123, the first import 110 of condenser the first export 111 of condenser respectively with reverse osmosis sea water desalination, the import 113 of condenser second with vacuum distillation system intercommunication, the export of condenser second 112 with fresh water tank import 122 intercommunication, the first export 121 of fresh water tank with product water tank 5 intercommunication, fresh water tank second export 123 with vacuum distillation system intercommunication.
Reverse osmosis seawater desalination includes booster pump 1, preprocessor 2, high-pressure pump 3, reverse osmosis membrane subassembly 4, booster pump 1 with the condenser 11 preprocessor 2 high-pressure pump 3 reverse osmosis membrane subassembly 4 the product water tank 5 communicates in proper order.
The booster pump 1 is communicated with the first inlet 110 of the condenser, and the preprocessor 2 is communicated with the first outlet 111 of the condenser.
The vacuum distillation system comprises a distillation membrane assembly 10 and a membrane distillation box 9, wherein the distillation membrane assembly 10 is installed in the membrane distillation box 9, the distillation membrane assembly 10 is communicated with the condenser 11, and the membrane distillation box 9 is communicated with the heat circulation system.
The vacuum distillation system further comprises an ejector 6, wherein the ejector 6 comprises an ejector first inlet 63, an ejector second inlet 61 and an ejector outlet 62, the ejector first inlet 63 is communicated with the reverse osmosis membrane assembly 4, the ejector second inlet 61 is communicated with the fresh water tank 12, and the ejector outlet (62) is communicated with the heat circulation system.
The first inlet (63) of the ejector and the communication part of the reverse osmosis membrane component 4 are concentrated water pipelines, and regulating valves are arranged on the concentrated water pipelines.
The heat energy circulating system comprises a heat exchanger 8, a concentrated water tank 7 and a heater 13, wherein the heat exchanger 8 comprises a first heat exchanger inlet (84), a second heat exchanger inlet (83), a first heat exchanger outlet (81) and a second heat exchanger outlet (82), the first heat exchanger inlet (84) is communicated with the concentrated water tank 7, the second heat exchanger inlet (83), the first heat exchanger outlet (81), and the heater 13 are respectively communicated with the membrane distillation tank 9, the second heat exchanger outlet (82) discharges concentrated water through a pipeline, and the concentrated water tank 7 is communicated with the ejector 6.
The preprocessor 2 comprises a multi-media filter, a precision filter and a security filter, and the multi-media filter, the precision filter and the security filter are communicated in sequence.
And the inlet and the outlet of the high-pressure pump 3 are provided with pressure controllers.
The novel efficient seawater device is characterized in that seawater is pressurized by a booster pump 1, heated by a condenser 11 and filtered by a seawater preprocessor 2, the filtered seawater is pressurized by a high-pressure pump 3 and enters a reverse osmosis membrane component 4, and reverse osmosis fresh water enters a product water tank 5; the reverse osmosis concentrated water flows to an ejector 6, the ejector 6 enables the reverse osmosis high-pressure concentrated water to flow into a concentrated water tank 7, and positive high-pressure energy of the concentrated water is converted into negative pressure suction energy through the ejection effect; the concentrated water in the concentrated water tank 7 is heated by the heat exchanger 8 and then flows into the membrane distillation tank 9, the redundant high-temperature sea fresh concentrated water in the membrane distillation tank 9 is discharged after being cooled by the heat exchanger, and the heat energy of the sea fresh concentrated water discharged from the distillation tank is recovered.
The novel efficient seawater device is characterized in that a distillation membrane component 10 is arranged in a membrane distillation box 9, the outlet of the distillation membrane component 10 is connected with a condenser 11, the condenser 11 is connected with a fresh water box 12, and a suction inlet of an ejector 6 is connected with the fresh water box 12; partial air in the condenser 11 and the fresh water tank 12 is taken away through the negative pressure suction capacity converted by the jet flow effect, so that the condenser 11 and the fresh water tank 12 keep a certain vacuum degree; under the continuous action of the ejector, the condenser 11 and the fresh water tank 12 are always in a negative pressure vacuum state.
The novel efficient seawater device is characterized in that a distillation membrane component 10 sucks water vapor in a membrane distillation box 9 into the inner side of a distillation membrane under the negative pressure vacuum action of a condenser 11 and a fresh water tank 12, the water vapor flows into the condenser 11 through a pipeline, the water vapor is cooled into liquid through the condenser 11, cooling water flows into the fresh water tank 12, and fresh water in the fresh water tank 12 overflows into a product water tank 5 at a high level; the seawater used for cooling the water vapor flows into the seawater preprocessor 2 after being heated.
The novel efficient seawater device provided by the invention is used for keeping the temperature of the membrane distillation box 9, aiming at partial heat taken away by discharged reverse osmosis concentrated water, heating and supplementing the heat through the heater 13, and keeping the membrane distillation box 9 at the temperature required by membrane distillation.
According to the novel efficient seawater device, the ejector 6 is additionally arranged in the reverse osmosis desalination system, positive high-pressure energy of concentrated water in the seawater reverse osmosis system is converted into negative pressure suction energy by utilizing the jet flow effect, and the negative pressure suction energy sucks water vapor in seawater to the condenser 11 through the distillation membrane to be cooled into fresh water. The energy of the concentrated water in the reverse osmosis desalination process is recovered, the energy consumption of the seawater desalination project is reduced, and the recovery rate of the whole seawater desalination device is improved.
The novel efficient seawater device of the invention is further described in detail with reference to the accompanying drawings:
1) the booster pump 1 is connected with the condenser inlet 110 through a pipeline; an outlet 111 of the condenser is sequentially connected with a preprocessor 2 (comprising a multi-medium filter, a 5-micron precision filter and a 3-micron safety filter), a high-pressure pump 3 (with the working pressure of 5.5 MPa-6.5 MPa) and a reverse osmosis membrane component 4(SW type seawater desalination membrane) through pipelines, and pressure controllers are arranged at an inlet and an outlet of the high-pressure pump 3 to prevent the high-pressure pump 3 from generating negative pressure due to too low inlet pressure and damaging impellers; prevent that 3 export pressure of high-pressure pump is too big, damage reverse osmosis membrane subassembly 4.
2) The product water of the reverse osmosis membrane component 4 is connected with a product water tank 5 through a pipeline; the concentrated water of the reverse osmosis membrane component 4 is connected with the inlet 63 of the ejector through a pipeline, and a needle-shaped regulating valve is arranged on the concentrated water pipeline to regulate the pressure of the concentrated water.
3) The ejector outlet 62 is sequentially connected with the concentrated water tank 7 and the heat exchanger inlet 84 through pipelines; the heat exchanger outlet 81 is connected with the membrane distillation box inlet 91 through a pipeline; the outlet 93 of the membrane distillation box is connected with the inlet 83 of the heat exchanger through a pipeline; the heat exchanger outlet 82 is connected by a pipe to discharge the concentrate.
4) The ejector inlet 61 is connected with the fresh water tank outlet 123 through a pipeline, and the ejector 6 sucks air in the condenser 11 and the fresh water tank 12 through negative pressure suction to form certain vacuum degree.
5) The outlet of the distillation membrane module 10 is connected with the inlet 113 of the condenser through a pipeline, and the water vapor in the distillation tank 9 enters the condenser 11 through the distillation membrane module 10 under the action of negative pressure and is changed into liquid water from the water vapor;
6) the outlet 112 of the condenser is connected with the inlet 122 of the fresh water tank through a pipeline, the cooling water vapor is natural seawater lifted by the booster pump 1, and the natural seawater enters the seawater preprocessor 2 after being heated;
8) the fresh water tank outlet 121 is connected to the product water tank 5 through a pipe.
9) The whole seawater desalination device recovers the positive high pressure energy of the concentrated water in the reverse osmosis system, converts the positive high pressure energy into negative pressure suction energy, filters water vapor through the distillation membrane module 10, and cools the filtered water vapor to prepare fresh water, so that the effects of saving energy and improving the backwater rate of the whole system are achieved.
The invention has the beneficial effects that: 1. the ejector adopted by the invention sprays the concentrated water of the seawater reverse osmosis to generate negative pressure suction energy to provide power for the operation of subsequent equipment, and the energy of the concentrated water is recovered compared with the energy of the concentrated water of the conventional reverse osmosis seawater desalination equipment; 2. the sprayed concentrated water and the concentrated water in the membrane distillation box are subjected to heat exchange, so that heat energy is recovered to a greater extent, and the power consumption of the heater is reduced; 3. the distillation membrane component adopted by the invention is a hydrophobic membrane, has good permeability to water vapor and can block the permeation of concentrated water; 4. the method for cooling the steam in the condenser by using the seawater recovers heat energy, carries out temperature rise treatment on the seawater, and improves the water yield of the reverse osmosis membrane.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (8)
1. A seawater desalination device is characterized in that: the system comprises a reverse osmosis seawater desalination system, a vacuum distillation system, a condensation water production system, a heat energy circulating system and a product water tank (5), wherein the vacuum distillation system is respectively communicated with the condensation water production system, the reverse osmosis seawater desalination system and the heat energy circulating system, and the product water tank (5) is respectively communicated with the condensation water production system and the reverse osmosis seawater desalination system; the condensation water making system comprises a condenser (11) and a fresh water tank (12), wherein the condenser (11) comprises a first condenser inlet (110), a second condenser inlet (113), a first condenser outlet (111) and a second condenser outlet (112), the fresh water tank (12) comprises a fresh water tank inlet (122), a fresh water tank first outlet (121) and a fresh water tank second outlet (123), the first inlet (110) of the condenser and the first outlet (111) of the condenser are respectively communicated with the reverse osmosis seawater desalination system, the condenser second inlet (113) is communicated with the vacuum distillation system, the condenser second outlet (112) is communicated with the fresh water tank inlet (122), the fresh water tank first outlet (121) is communicated with the product water tank (5), and the fresh water tank second outlet (123) is communicated with the vacuum distillation system; the reverse osmosis seawater desalination system comprises a booster pump (1), a preprocessor (2), a high-pressure pump (3) and a reverse osmosis membrane assembly (4), wherein the booster pump (1) is communicated with a condenser (11), the preprocessor (2), the high-pressure pump (3), the reverse osmosis membrane assembly (4) and a product water tank (5) in sequence.
2. The seawater desalination apparatus of claim 1, wherein: the booster pump (1) is communicated with the first inlet (110) of the condenser, and the preprocessor (2) is communicated with the first outlet (111) of the condenser.
3. A seawater desalination plant as claimed in claim 1, wherein: the vacuum distillation system comprises a distillation membrane assembly (10) and a membrane distillation box (9), wherein the distillation membrane assembly (10) is installed in the membrane distillation box (9), the distillation membrane assembly (10) is communicated with the condenser (11), and the membrane distillation box (9) is communicated with the heat energy circulating system.
4. A seawater desalination plant as claimed in claim 3, wherein: the vacuum distillation system further comprises an ejector (6), wherein the ejector (6) comprises an ejector first inlet (63), an ejector second inlet (61) and an ejector outlet (62), the ejector first inlet (63) is communicated with the reverse osmosis membrane assembly (4), the ejector second inlet (61) is communicated with the fresh water tank (12), and the ejector outlet (62) is communicated with the thermal energy circulation system.
5. A seawater desalination plant as claimed in claim 4, wherein: the communicating part of the first inlet (63) of the ejector and the reverse osmosis membrane module (4) is a concentrated water pipeline, and the concentrated water pipeline is provided with an adjusting valve.
6. A seawater desalination plant as claimed in claim 4, wherein: the heat energy circulating system comprises a heat exchanger (8), a concentrated water tank (7) and a heater (13), wherein the heat exchanger (8) comprises a first heat exchanger inlet (84), a second heat exchanger inlet (83), a first heat exchanger outlet (81) and a second heat exchanger outlet (82), the first heat exchanger inlet (84) is communicated with the concentrated water tank (7), the second heat exchanger inlet (83), the first heat exchanger outlet (81) and the heater (13) are respectively communicated with the membrane distillation tank (9), the second heat exchanger outlet (82) discharges concentrated water through a pipeline, and the concentrated water tank (7) is communicated with the ejector (6).
7. A seawater desalination plant as claimed in claim 1, wherein: the preprocessor (2) comprises a multi-media filter, a precision filter and a security filter, and the multi-media filter, the precision filter and the security filter are communicated in sequence.
8. A seawater desalination plant as claimed in claim 1, wherein: and the inlet and the outlet of the high-pressure pump (3) are provided with pressure controllers.
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CN110563234B (en) * | 2019-09-02 | 2021-12-03 | 衡阳远通物流有限公司 | Low-energy-consumption seawater desalination system and method |
CN117468026B (en) * | 2023-03-09 | 2024-05-03 | 中国科学院大连化学物理研究所 | System and method for co-production of hydrogen and pure water based on offshore wind power |
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CN2527550Y (en) * | 2001-12-19 | 2002-12-25 | 天津大学 | Small seawater desalination device for spiral veneer reeling heat exchanging piece |
CN101920169A (en) * | 2009-06-16 | 2010-12-22 | 吕晓龙 | Membrane evaporating and concentrating method and device |
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CN103373786A (en) * | 2012-04-28 | 2013-10-30 | 北京林业大学 | Method for treating reverse osmosis concentrate |
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ES2296503B1 (en) * | 2006-02-06 | 2009-03-16 | Desalacion Integral Systems, S.L. | DESALADORA-DEPURADORA PLANT OF WASTEWATER AND INDUSTRIAL WASTE WITH ZERO LIQUID DISCHARGE. |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN2527550Y (en) * | 2001-12-19 | 2002-12-25 | 天津大学 | Small seawater desalination device for spiral veneer reeling heat exchanging piece |
CN101920169A (en) * | 2009-06-16 | 2010-12-22 | 吕晓龙 | Membrane evaporating and concentrating method and device |
CN102491577A (en) * | 2011-06-21 | 2012-06-13 | 天津科技大学 | Multi-stage series membrane distillation strong brine desalting method and device |
CN202272785U (en) * | 2012-01-21 | 2012-06-13 | 常州市康耐特机械设备有限公司 | Energy-saving reverse osmosis desalination device of sea water |
CN103373786A (en) * | 2012-04-28 | 2013-10-30 | 北京林业大学 | Method for treating reverse osmosis concentrate |
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Denomination of invention: A New Efficient Seawater Desalination Device Effective date of registration: 20230906 Granted publication date: 20210611 Pledgee: Shanghai Pudong Development Bank Co.,Ltd. Shenzhen Branch Pledgor: SHENZHEN JINRUN DEFENSE TECHNOLOGY Co.,Ltd. Registration number: Y2023980055371 |