CN104944490A - Solar-powered seawater desalination system - Google Patents
Solar-powered seawater desalination system Download PDFInfo
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- CN104944490A CN104944490A CN201510394002.8A CN201510394002A CN104944490A CN 104944490 A CN104944490 A CN 104944490A CN 201510394002 A CN201510394002 A CN 201510394002A CN 104944490 A CN104944490 A CN 104944490A
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- seawater
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- solar
- water tank
- seawater desalination
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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
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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
- Y02A20/138—Water desalination using renewable energy
- Y02A20/142—Solar thermal; Photovoltaics
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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
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
Disclosed is a solar-powered seawater desalination system. The solar-powered seawater desalination system is characterized by comprising a seawater storage system, a separation system, a liquidation system, a seawater collection system and a residual water extraction system, the seawater storage system comprises a seawater storage water tank and a waste heat exchanger, the seawater storage water tank is used for storing seawater and communicated with heat collection pipes of sea and solar thermal collectors, the waste heat exchanger is used for preheating seawater, one end of a heat exchange coil pipe is communicated with the sea, and the other end of the heat exchange coil pipe is communicated with the seawater storage water tank. According to the solar-powered seawater desalination system, the defects of existing seawater desalination methods are overcome, and the solar-powered seawater desalination system has the advantages that the obtained fresh water purity is high, the manufacturing technology is simple, starting is rapid, the cost is low, and use is reliable.
Description
One, technical field
The present invention relates to a kind of sea water desalting equipment, especially a kind of solar seawater desalination system.
Two, background technology
Seawater is very high due to its saltiness, and can not be used directly, and sea water desaltination also claims that seawaterization is light, sea water desalinization, refers to and the excess salt in water and mineral substance are removed the operation obtaining fresh water, is to realize the increment technique of increasing income that water resources utilizes.
Method for desalting seawater now used has seawater freezing method, electroosmose process, distillation method, reverse osmosis method.Wherein, the reverse osmosis method of application reverse osmosis membrane advantage that is simple with its equipment, that be easy to maintenance and EM equipment module dominates the market rapidly, and progressively replacing distillation method becomes most widely used method.
Sea water desaltination is very popular in Middle East, and some island and ship are also used.But sea water desaltination needs lot of energy, operating cost is high.Therefore, in not rich country, economic benefit is not high.
Three, summary of the invention
The object of the invention is the deficiency that will solve above-mentioned method for desalting seawater, a kind of solar seawater desalination system is provided, make it have that gained fresh water purity is high, manufacturing process is simple, it is fast to start, cost is lower and use the features such as reliable.
The object of the invention is to adopt following scheme to realize: a kind of solar seawater desalination system, be characterized in: it comprises storage sea water system, separation system, liquefaction system, fresh water collecting system and Yu Shui and detaches system, described storage sea water system comprises the storage sea water tank be communicated with the thermal-collecting tube of sea and solar energy collector respectively for storing seawater, and being used for the residual-heat exchanger of pre-hot sea water, in it, heat exchange coil one end is communicated with sea, the other end is communicated with storage sea water tank.
Described separation system comprises for the solar energy collector of heating seawater, the vacuum chamber being used for making fresh water to vaporize from seawater being separated and is contained in the vacuum pump that vacuum chamber is used for vacuumizing, in solar energy collector thermal-collecting tube upper end with store up that sea water tank is communicated with, lower end and vacuum chamber.
Described liquefaction system comprises for making vaporization fresh water cooled become the cooling cylinder of liquid and what be communicated with cooling cylinder is its cooling pool providing water coolant, and in cooling cylinder, the upper end of heat exchange coil is communicated with the upper end of vacuum chamber.
Described fresh water collecting system comprises the fresh-water tank be communicated with heat exchange coil lower end in cooling cylinder, the S elbow be contained in bottom fresh-water tank providing fresh water for the external world.
Described remaining water detaches system and comprises the residual-heat exchanger for reclaiming high-temperature high concentration seawater and shine saline land, and residual-heat exchanger top is communicated with by S shape pipe with bottom vacuum chamber, leads to solarization saline land bottom residual-heat exchanger.
The thermal-collecting tube of above-mentioned solar energy collector and the pipe connecting of storage sea water tank are equipped with variable valve, are used for controlling the water yield that storage sea water tank maritime interior waters flows into vacuum chamber.
Above-mentioned cooling pool is communicated with sea, make cooling cylinder using seawater as phlegma, and be communicated with the heat exchange coil of residual-heat exchanger bottom cooling cylinder, the water supply line namely entering residual-heat exchanger with seawater is communicated with, and the phlegma after just temperature being raised is sent into storage sea water tank and carried out fresh water separation.
In addition, for preventing sea-water corrosion, all seawater flow through with the duct wall of contact with sea water, box body wall on be coated with one deck enamel material, make it not easily be corroded.
During sea water desaltination, seawater enters into by heat exchange coil the collection that storage sea water tank carries out seawater; During desalination, open the variable valve on solar energy collector, make seawater enter vacuum chamber by solar energy collector and carry out vaporization separation, fresh water vaporization in seawater is separated with seawater, fresh water after vaporization cools by entering cooling cylinder above vacuum chamber, after overcooling, vaporization fresh water becomes liquid and flows into the collection that fresh-water tank enters fresh water, and the convenient use for the external world is prepared; Meanwhile, the seawater that fresh water isolated by vacuum chamber sends back to residual-heat exchanger by S shape pipe, then flows back to solarization and saline land carry out solarization Ficus caricaL.
The present invention adopts the beneficial effect of such scheme to be: 1) environmental protection and energy saving, and solar seawater desalination system is using sun power as propulsion source, nuisanceless, pollution-free, and gained fresh water purity is high, is the first-selection of the environmental type energy; 2) isolate the seawater of fresh water, its saltness is very high, flows back to solarization and saline land carries out solarization Ficus caricaL, make the work of evaporating brine convenient; 3) in cooling cylinder, high temperature seawater is sent into storage sea water tank again and is carried out fresh water separation, improves seawater utilization rate, more energy-conservation.
Four, accompanying drawing explanation
Fig. 1 is the system construction drawing of solar seawater desalination system of the present invention.
As follows to the label declaration in each width accompanying drawing:
1-stores up sea water tank; 2-variable valve; 3-solar energy collector; 3a-thermal-collecting tube; 4-vacuum chamber; 4a-S shape is managed; 5-vacuum pump; 6-cooling pool; 7-cooling cylinder; 7a-heat exchange coil; 8-fresh-water tank; 8a-S elbow; 9-residual-heat exchanger; 9a-heat exchange coil; 10-shines saline land.
Five, embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing to solar seawater desalination system of the present invention.
As shown in Figure 1, be the structure iron of solar seawater desalination system of the present invention, it comprises storage sea water system, separation system, liquefaction system, fresh water collecting system and Yu Shui and detaches system.
Storage sea water system comprises the storage sea water tank 1 is communicated with the thermal-collecting tube 3a of sea and solar energy collector 3 respectively for storing seawater, and is used for the residual-heat exchanger 9 of pre-hot sea water, and in it, heat exchange coil one end is communicated with sea, the other end with store up sea water tank 1 and be communicated with.
Separation system comprise for heating seawater solar energy collector 3, the vacuum chamber 4 being used for making fresh water to vaporize from seawater being separated, be contained in the vacuum pump 5 that vacuum chamber 4 is used for injecting vacuum.In solar energy collector 3, thermal-collecting tube 3a upper end is communicated with storage sea water tank 1, lower end is communicated with vacuum chamber 4.The thermal-collecting tube 3a of solar energy collector 3 and the pipe connecting of storage sea water tank 1 are equipped with variable valve 2, are used for controlling the water yield that the seawater stored up in sea water tank 1 flows into vacuum chamber 4.
Liquefaction system comprises for making vaporization fresh water cooled become the cooling cylinder 7 of liquid and what be communicated with cooling cylinder 7 is its cooling pool 6 providing water coolant, and in cooling cylinder 7, the upper end of heat exchange coil 7a is communicated with the upper end of vacuum chamber 4.Cooling pool 6 can be communicated with sea, make cooling cylinder 7 using seawater as phlegma, and be communicated with the heat exchange coil 9a of residual-heat exchanger 9 bottom cooling cylinder 7, the water supply line namely entering residual-heat exchanger 9 with seawater is communicated with, and the phlegma after just temperature being raised is sent into storage sea water tank 1 and carried out fresh water separation.
Fresh water collecting system comprises the fresh-water tank 8 be communicated with heat exchange coil 7a lower end in cooling cylinder 7, the S elbow 8a be contained in bottom fresh-water tank 8 providing fresh water for the external world.
Yu Shui detaches system and comprises the residual-heat exchanger 9 for reclaiming high-temperature high concentration seawater and shine saline land 10.Residual-heat exchanger 9 top is communicated with by S shape pipe 4a with bottom vacuum chamber 4, leads to solarization saline land 10 bottom residual-heat exchanger 9.
All seawater flow through with the duct wall of contact with sea water, box body wall on be coated with one deck enamel material, pipeline, casing are not easily corroded damage.
During sea water desaltination, seawater enters by heat exchange coil 9a the collection that storage sea water tank 1 carries out seawater; During desalination, open the variable valve 2 on solar energy collector 3, make seawater enter vacuum chamber 4 by solar energy collector 3 and carry out vaporization separation, fresh water vaporization in seawater is separated with seawater, fresh water after vaporization cools by entering cooling cylinder 7 above vacuum chamber 4, after overcooling, vaporization fresh water becomes liquid and flows into the collection that fresh-water tank 8 enters fresh water, and the convenient use for the external world is prepared; Meanwhile, the seawater that fresh water isolated by vacuum chamber 4 sends back to heat exchanger 9 by S shape pipe 4a, then flows back to solarization and saline land 10 carry out solarization Ficus caricaL.In addition, the seawater that temperature in cooling cylinder 7 raises can be sent again back to storage sea water tank 1 and carry out fresh water separation.
Claims (8)
1. a solar seawater desalination system, it is characterized in that: it comprises storage sea water system, separation system, liquefaction system, fresh water collecting system and Yu Shui and detaches system, described storage sea water system comprises the storage sea water tank (1) be communicated with the thermal-collecting tube (3a) of sea and solar energy collector (3) respectively for storing seawater, and being used for the residual-heat exchanger (9) of pre-hot sea water, in it, heat exchange coil (7a) one end is communicated with sea, the other end is communicated with storage sea water tank (1).
2. solar seawater desalination system according to claim 1, it is characterized in that: described separation system comprises for the solar energy collector (3) of heating seawater, the vacuum chamber (4) being used for making fresh water to vaporize from seawater being separated and is contained in the vacuum pump (5) that vacuum chamber (4) is used for vacuumizing, solar energy collector (3) interior thermal-collecting tube (3a) upper end with store up that sea water tank (1) is communicated with, lower end is communicated with vacuum chamber (4).
3. solar seawater desalination system according to claim 1, it is characterized in that: described liquefaction system comprises for making vaporization fresh water cooled become the cooling cylinder of liquid (7) and what be communicated with cooling cylinder (7) is its cooling pool (6) providing water coolant, and the upper end of cooling cylinder (7) interior heat exchange coil (7a) is communicated with the upper end of vacuum chamber (4).
4. solar seawater desalination system according to claim 1, is characterized in that: described fresh water collecting system comprises the fresh-water tank (8) be communicated with cooling cylinder (7) interior heat exchange coil (7a) lower end, the S elbow (8a) being contained in fresh-water tank (8) bottom providing fresh water for the external world.
5. solar seawater desalination system according to claim 1, it is characterized in that: described remaining water detaches system and comprises the residual-heat exchanger (9) for reclaiming high-temperature high concentration seawater and shine saline land (10), residual-heat exchanger (9) top is managed (4a) with vacuum chamber (4) bottom by S shape and is communicated with, and solarization saline land (10) is led in residual-heat exchanger (9) bottom.
6. solar seawater desalination system according to claim 1, it is characterized in that: the thermal-collecting tube (3a) of described solar energy collector (3) and the pipe connecting of storage sea water tank (1) are equipped with variable valve (2), be used for controlling the water yield that storage sea water tank (1) maritime interior waters flows into vacuum chamber (4).
7. solar seawater desalination system according to claim 1, it is characterized in that: described cooling pool (6) is communicated with sea, make cooling cylinder (7) using seawater as phlegma, and cooling cylinder (7) bottom is communicated with the heat exchange coil (7a) of residual-heat exchanger (9), namely the water supply line entering residual-heat exchanger (9) with seawater is communicated with, and the phlegma after just temperature being raised is sent into storage sea water tank (1) and carried out fresh water separation.
8. solar seawater desalination system according to claim 1, is characterized in that: all seawater flow through with the duct wall of contact with sea water, box body wall on be coated with one deck enamel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510394002.8A CN104944490A (en) | 2015-07-02 | 2015-07-02 | Solar-powered seawater desalination system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510394002.8A CN104944490A (en) | 2015-07-02 | 2015-07-02 | Solar-powered seawater desalination system |
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| CN104944490A true CN104944490A (en) | 2015-09-30 |
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| CN201510394002.8A Pending CN104944490A (en) | 2015-07-02 | 2015-07-02 | Solar-powered seawater desalination system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108249498A (en) * | 2018-03-28 | 2018-07-06 | 安徽工业大学 | Solar energy total heat recovery self-operating efficient sea water desalting equipment and method |
| CN111874977A (en) * | 2020-07-28 | 2020-11-03 | 河海大学常州校区 | Modularized compact seawater desalination device and seawater desalination method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61291092A (en) * | 1985-06-15 | 1986-12-20 | Kyokuto Kikai Seisakusho:Kk | Apparatus for desalting sea water |
| CN2470343Y (en) * | 2001-03-19 | 2002-01-09 | 刘宗洲 | Solar and wind energy desalting device for sea water |
| CN201678475U (en) * | 2009-06-30 | 2010-12-22 | 中国石油大学(华东) | Solar seawater desalination device |
| CN204897465U (en) * | 2015-07-02 | 2015-12-23 | 王宝根 | Solar seawater desalination system |
-
2015
- 2015-07-02 CN CN201510394002.8A patent/CN104944490A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61291092A (en) * | 1985-06-15 | 1986-12-20 | Kyokuto Kikai Seisakusho:Kk | Apparatus for desalting sea water |
| CN2470343Y (en) * | 2001-03-19 | 2002-01-09 | 刘宗洲 | Solar and wind energy desalting device for sea water |
| CN201678475U (en) * | 2009-06-30 | 2010-12-22 | 中国石油大学(华东) | Solar seawater desalination device |
| CN204897465U (en) * | 2015-07-02 | 2015-12-23 | 王宝根 | Solar seawater desalination system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108249498A (en) * | 2018-03-28 | 2018-07-06 | 安徽工业大学 | Solar energy total heat recovery self-operating efficient sea water desalting equipment and method |
| CN111874977A (en) * | 2020-07-28 | 2020-11-03 | 河海大学常州校区 | Modularized compact seawater desalination device and seawater desalination method thereof |
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Application publication date: 20150930 |