CN1623913A - Spray heat-exchange type seawater desalination machine - Google Patents
Spray heat-exchange type seawater desalination machine Download PDFInfo
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- CN1623913A CN1623913A CNA2003101071932A CN200310107193A CN1623913A CN 1623913 A CN1623913 A CN 1623913A CN A2003101071932 A CNA2003101071932 A CN A2003101071932A CN 200310107193 A CN200310107193 A CN 200310107193A CN 1623913 A CN1623913 A CN 1623913A
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- seawater
- evaporation
- refrigerant
- cooling cylinder
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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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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
A showering heat exchange type seawater disalinating apparatus is composed of a cold-medium heat exchange system, a seawater evaporating tank and a seawater cooling cylinder. Said seawater evaporating tank has seawater pump, seawater pipe, several nozzles, and evaporating grate. Its advantages are simple structure, small size and low cost.
Description
Technical field
The present invention relates to the seawater desalination machine field.
Background technology
Seawater (brackish water) desalination techniques (to call sea water desaltination in the following text) also claims sea water desalinization, is to remove salt in the seawater and obtain the technological process of fresh water by sea water desalinization equipment, and the method for sea water desaltination mainly is divided into embrane method and distillation method.
Reverse osmosis technology is adopted in the embrane method desalination, and it utilizes the film of semi-transparent performance, under the effect of pressure, make water in the salt solution see through the film of semi-transparent performance, and salt and impurity is dammed to get off, thereby reaches the purpose that desalinizes seawater.The major parts of reverse osmosis unit is high-pressure pump and membrane module, and the high pressure pump motor drives, and high-pressure pump is the major parts of consumed power.This method equipment used is simple to operate, and start time is short, invests lessly relatively, but must rely on electric power to work.
Distillation method mainly contains: multistage flash evaporation (MSF), low-temperature multi-effect (LT-MED) and three kinds of technology of pressure steam distillation (MVC).Preceding two kinds of technology adopt steam to do thermal source, and the heating evaporation seawater becomes distilled water behind the vapor condensation, and it often combines with the power station, and the low-pressure steam of utilizing the power station is as heating steam.Pressing steam distillation is to utilize the thermo-compression evaporation principle, uses electric energy to evaporate seawater and obtain fresh water.Distillation method needs steam or electric power as thermal source, the heating evaporation seawater, and distillation method generally needs seawater is heated to more than the boiling point, produce steam, this method equipment volume is big, structure is complicated, cost is high, investment is big, if adopt the pyrogenic distillation mode, also causes the fouling and the corrosion of equipment easily.
Summary of the invention
Technical problem to be solved by this invention is, a kind of spray exchange type seawater desalination machine is provided, be applicable to island, the desert that can utilize wind-force, sun power, morning and evening tides, the generating of underground heat equal energy source, carry out the equipment of sea water desaltination in a small amount with electric power, the desalting plant volume is little, simple in structure, cost is low, investment is little.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: spray exchange type seawater desalination machine, comprise the refrigerant heat exchange system of forming by cold medium compressor, refrigerant condenser, refrigerant expansion valve, refrigerant evaporator and refrigerant connecting pipeline, also comprise the seawater heating evaporation is made evaporation of seawater case that atmospheric moisture increases and the seawater cooling cylinder of air setting being separated out fresh water; The evaporation of seawater case is the casing that the bottom holds seawater, in the evaporation of seawater case water pump is arranged, and the water inlet pipe of water pump inserts in the seawater, and water outlet is connected with the spray header on top, and a plurality of nozzles are arranged on the spray header; The refrigerant condenser that the refrigerant heat exchange system is arranged in the seawater of evaporation of seawater lower box part, a side of evaporation of seawater upper box part has inlet mouth, and opposite side has the air passageways that is communicated with the evaporation of seawater case; The seawater cooling cylinder also is a casing, and the refrigerant evaporator and the venting port of refrigerant heat exchange system arranged in the seawater cooling cylinder, and exhaust ports has vent fan.
Tabular upper and lower air damper is arranged in the described seawater cooling cylinder, and the upper and lower staggered arrangement of air damper has refrigerant evaporator between each upper and lower air damper.
Thermofin is arranged around the tank wall of described evaporation of seawater case and seawater cooling cylinder.
There is the evaporation barrier that increases evaporation area the below of described spray header and a plurality of nozzles, and the seawater of nozzle ejection can be sprayed onto on the evaporation barrier, and the hole by air is arranged on the evaporation barrier.
The invention has the beneficial effects as follows: in the evaporation of seawater case water pump is arranged, the water inlet pipe of water pump inserts in the seawater, water outlet is connected with the spray header on top, spray header has a plurality of nozzles, water pump sucks seawater by water inlet pipe, seawater sprays downwards by a plurality of nozzles on the spray header, and spray makes the increase that contacts of seawater and air, has quickened the evaporation of seawater.Seawater spraying is to the evaporation barrier, and the evaporation barrier 18 that increases evaporation area has further quickened the evaporation of seawater.Seawater desalination machine is applicable to island, the desert that can utilize wind-force, sun power, morning and evening tides, the generating of underground heat equal energy source, carries out the equipment of sea water desaltination in a small amount with electric power, and the desalting plant volume is little, simple in structure, cost is low, investment is little.
Description of drawings
1. Fig. 1 is the structural representation of spray exchange type seawater desalination machine.
In the drawings:
1. cold medium compressor 2. refrigerant condensers
3. refrigerant expansion valve 4. refrigerant evaporators
5. evaporation of seawater case 6. seawater cooling cylinders
7. inlet mouth 8. air passagewayss
9. air damper on the vent fan 10.
11. following air damper 12. fresh water discharging valve doors
13. refrigerant connecting pipeline 14. thermofins
15. water pump 16. water inlet pipes
17. spray header 18. evaporation barriers
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: Fig. 1 is the structural representation of spray exchange type seawater desalination machine.
Spray exchange type seawater desalination machine comprises makes evaporation of seawater case 5 that atmospheric moisture increases and the seawater cooling cylinder 6 of air setting being separated out fresh water with the seawater heating evaporation; Evaporation of seawater case 5 is casings that the bottom holds seawater, and the refrigerant condenser 2 of refrigerant heat exchange system is arranged in the seawater of evaporation of seawater case 5 bottoms, and a side on evaporation of seawater case 5 tops has inlet mouth 7, and opposite side has the air passageways 8 that is communicated with seawater cooling cylinder 6; Seawater cooling cylinder 6 also is a casing, and the refrigerant evaporator 4 and the venting port of refrigerant heat exchange system arranged in the seawater cooling cylinder 6, and exhaust ports has vent fan 9.
Water pump 15 is arranged in the seawater cooling cylinder 6, and the water inlet pipe 16 of water pump 15 inserts in the seawater, and water outlet is connected with the spray header 17 on top, and a plurality of nozzles are arranged on the spray header 17.Water pump 15 sucks seawater by water inlet pipe 16, and seawater sprays downwards by a plurality of nozzles on the spray header 17, and spray makes the increase that contacts of seawater and air, has quickened the evaporation of seawater.
Seawater spraying is to evaporation barrier 18, and the evaporation barrier 18 that increases evaporation area has further quickened the evaporation of seawater, and the hole by air is arranged on the evaporation barrier 18, and it is smooth and easy that air is passed through.
The refrigerant heat exchange system is by cold medium compressor 1, refrigerant condenser 2, refrigerant expansion valve 3, refrigerant evaporator 4 and refrigerant connecting pipeline 13 are formed, it and existing refrigerator, the refrigerant system configurations of air-conditioning is identical, its principle of work is: by the cold medium compressor 1 compressed gaseous refrigerant of electric power drive, the pressure of refrigerant and temperature raise, refrigerant becomes liquid state through 2 heat radiations of refrigerant condenser, refrigerant condenser 2 dispels the heat to the outside, liquid refrigerants is through refrigerant expansion valve 3, refrigerant evaporator 4 is evaporated to gaseous state by liquid state, refrigerant evaporator 4 is lowered the temperature and is absorbed heat by the outside simultaneously, gaseous coolant enters cold medium compressor 1 again, the circulation of finishing the work.
Cold medium compressor 1 also can be driven by other power, for example oil engine.
The principle of work of spray exchange type seawater desalination machine is: the refrigerant condenser 2 that the refrigerant heat exchange system is arranged in the seawater of evaporation of seawater case 5 bottoms, refrigerant condenser 2 distribute heats in the circulation of refrigerant heat exchange, the seawater temperature of evaporation of seawater case 5 bottoms is raise, quicken evaporation of seawater, the temperature rising that seawater temperature raises and also can make upper air, strengthened the saturated humidity of air, can dissolve in more steam in the air, atmospheric moisture is increased.
The atmospheric moisture on evaporation of seawater case 5 tops increases, and the air that humidity increases enters seawater cooling cylinder 6 by the air passageways 8 that is communicated with seawater cooling cylinder 6.The refrigerant evaporator 4 that the refrigerant heat exchange system is arranged in the seawater cooling cylinder 6, refrigerant evaporator 4 absorbs heat in the circulation of refrigerant heat exchange, the temperature of seawater cooling cylinder 6 reduces, and can condensation separate out in seawater cooling cylinder 6 during air admission seawater cooling cylinder 6 that humidity increases, becomes fresh water.The fresh water that collect seawater cooling cylinder 6 bottoms can be discharged from fresh water discharging valve door 12.
The exhaust ports of seawater cooling cylinder 6 has vent fan 9, and vent fan 9 makes the air flowing in evaporation of seawater case 5 and the seawater cooling cylinder 6, and air is flowed into by the inlet mouth 7 of evaporation of seawater case 5, by the venting port outflow of seawater cooling cylinder 6.Vent fan 9 also can be arranged on inlet mouth 7 places of evaporation of seawater case 5, and vent fan 9 is made supply fan and used.
Tabular last air damper 10, following air damper 11 are arranged in the seawater cooling cylinder 6, and last air damper 10, following air damper staggered arrangement about in the of 11 has refrigerant evaporator 4 between last air damper 10, the following air damper 11.Last air damper 10, following air damper 11 form the air tortuous passageway in the internal space of seawater cooling cylinder 6, and tortuous passageway makes refrigerant evaporator 4 fully contact with air, increases condensation effect, improves sea water desaltination efficient.
Around the tank wall of evaporation of seawater case and seawater cooling cylinder, thermofin 14 is arranged, can prevent that heat scatters and disappears.
Claims (4)
1. one kind sprays the exchange type seawater desalination machine, comprise the refrigerant heat exchange system of forming by cold medium compressor (1), refrigerant condenser (2), refrigerant expansion valve (3), refrigerant evaporator (4) and refrigerant connecting pipeline (13), it is characterized in that: also comprise the seawater heating evaporation is made evaporation of seawater case (5) that atmospheric moisture increases and the seawater cooling cylinder (6) of air setting being separated out fresh water; Evaporation of seawater case (5) is the casing that the bottom holds seawater, and water pump (15) is arranged in the evaporation of seawater case (5), and the water inlet pipe (16) of water pump (15) inserts in the seawater, and water outlet is connected with the spray header (17) on top, and spray header has a plurality of nozzles on (17); The refrigerant condenser (2) that the refrigerant heat exchange system is arranged in the seawater of evaporation of seawater case (5) bottom, a side on evaporation of seawater case (5) top has inlet mouth (7), and opposite side has the air passageways (8) that is communicated with seawater cooling cylinder (6); Seawater cooling cylinder (6) also is a casing, and the refrigerant evaporator (4) and the venting port of refrigerant heat exchange system arranged in the seawater cooling cylinder (6), and exhaust ports has vent fan (9).
2. spray exchange type seawater desalination machine according to claim 1, it is characterized in that: tabular last air damper (10), following air damper (11) are arranged in the seawater cooling cylinder (6), last air damper (10), following air damper (11) be staggered arrangement up and down, between last air damper (10), the following air damper (11) refrigerant evaporator (4) is arranged.
3. spray exchange type seawater desalination machine according to claim 1 is characterized in that: thermofin (14) is arranged around the tank wall of evaporation of seawater case (5) and seawater cooling cylinder (6).
4. spray exchange type seawater desalination machine according to claim 1, it is characterized in that: there is the evaporation barrier (18) that increases evaporation area the below of spray header (17) and a plurality of nozzles, the seawater of nozzle ejection can be sprayed onto on the evaporation barrier (18), and the hole by air is arranged on the evaporation barrier (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101071932A CN1623913A (en) | 2003-12-04 | 2003-12-04 | Spray heat-exchange type seawater desalination machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101071932A CN1623913A (en) | 2003-12-04 | 2003-12-04 | Spray heat-exchange type seawater desalination machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1623913A true CN1623913A (en) | 2005-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2003101071932A Pending CN1623913A (en) | 2003-12-04 | 2003-12-04 | Spray heat-exchange type seawater desalination machine |
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| CN (1) | CN1623913A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092807A (en) * | 2010-12-23 | 2011-06-15 | 中国科学院工程热物理研究所 | Wind power sea water desalination system |
| CN103011317A (en) * | 2011-09-20 | 2013-04-03 | 中国科学院理化技术研究所 | Seawater distillation desalination system based on liquid metal |
| CN104341017A (en) * | 2013-08-07 | 2015-02-11 | 本田技研工业株式会社 | Engine drive working machine |
| CN106457058A (en) * | 2014-01-31 | 2017-02-22 | 索拉奎金国际有限公司 | Counter current liquid gas evaporation and condensation apparatus with fragmentation plates |
| CN112759011A (en) * | 2020-12-31 | 2021-05-07 | 中谷宏(海南)实业有限公司 | Low-temperature evaporation seawater desalination device without vacuum pump |
| CN112960722A (en) * | 2021-01-27 | 2021-06-15 | 陈庆 | Seawater distillation desalination equipment capable of comprehensively utilizing geothermal energy |
-
2003
- 2003-12-04 CN CNA2003101071932A patent/CN1623913A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092807A (en) * | 2010-12-23 | 2011-06-15 | 中国科学院工程热物理研究所 | Wind power sea water desalination system |
| CN102092807B (en) * | 2010-12-23 | 2012-08-22 | 中国科学院工程热物理研究所 | Wind power sea water desalination system |
| CN103011317A (en) * | 2011-09-20 | 2013-04-03 | 中国科学院理化技术研究所 | Seawater distillation desalination system based on liquid metal |
| CN104341017A (en) * | 2013-08-07 | 2015-02-11 | 本田技研工业株式会社 | Engine drive working machine |
| CN106457058A (en) * | 2014-01-31 | 2017-02-22 | 索拉奎金国际有限公司 | Counter current liquid gas evaporation and condensation apparatus with fragmentation plates |
| CN106457058B (en) * | 2014-01-31 | 2019-06-21 | Lat水务有限公司 | The evaporation of adverse current liquefied gas and condensing plant with crushing shell |
| CN112759011A (en) * | 2020-12-31 | 2021-05-07 | 中谷宏(海南)实业有限公司 | Low-temperature evaporation seawater desalination device without vacuum pump |
| CN112960722A (en) * | 2021-01-27 | 2021-06-15 | 陈庆 | Seawater distillation desalination equipment capable of comprehensively utilizing geothermal energy |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |