CN101475234A - Double jet type seawater desalter and production method thereof - Google Patents
Double jet type seawater desalter and production method thereof Download PDFInfo
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- CN101475234A CN101475234A CNA2009101138520A CN200910113852A CN101475234A CN 101475234 A CN101475234 A CN 101475234A CN A2009101138520 A CNA2009101138520 A CN A2009101138520A CN 200910113852 A CN200910113852 A CN 200910113852A CN 101475234 A CN101475234 A CN 101475234A
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- cryophorus
- vaporizer
- seawater
- heat transfer
- transfer chamber
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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
Abstract
The invention discloses a double-jet seawater desalination machine, which comprises a heat transfer chamber, an evaporator, an atomizer and a water condenser. The machine is characterized in that the evaporator is placed in the heat transfer chamber; a plurality of annular flow-disturbing gates are arranged in the heat transfer chamber; the evaporator is connected with the water condenser through a steam flow-guiding pipe; a seawater ejector is arranged in the evaporator; and a fresh water condensing atomizer is arranged in the water condenser. The machine has the advantages of simple structure, low cost, no material consumption, large fresh water output, corrosion resistance, no salt deposition and the like, and is applicable to offshore operation steamers for desalinating seawater and preparing fresh water.
Description
Technical field:
The invention belongs to seawater desalination machine, particularly a kind of double jet type seawater desalter.
Background technology:
Sea water desaltination derives many technology and method as a kind of needs of national economy.Sum up in the point that ultimate principle has only two classes: method of evaporation and permeation filtration method.Method of evaporation has power consumption evaporation and sun power to evaporate two kinds; The permeation filtration method has ionic membrane infiltration and active substance to filter two kinds.In producing and living, sea water desaltination has obtained widespread usage.
Although desalination technology is very ripe, its process is not that power consumption is exactly a consumptive material, still is subjected to serious restriction so make sea water desaltination be applied in some occasions.China has the huge ocean operation steamer of quantity, all will carry a large amount of fresh water during launching-out operation, and reason is not have suitable sea water desalinating plant.The ocean operation steamer requires sea water desalinating plant easy to use, does not additionally consume energy and consumptive material, and product fresh water capacity is enough.The sea water desalinating plant that is suitable for can make the steamer launching-out operation not be with or be with less fresh water, and many carrying fuels increase flying power, increase economic efficiency.
Summary of the invention:
The object of the present invention is to provide a kind of simple in structure, cost is low, not consumptive material, produce big, anticorrosive, the double jet type seawater desalter of salt crust not of fresh water amount.
The technical scheme that the present invention solves is as follows:
1, a kind of double jet type seawater desalter, comprise by heat transfer chamber, vaporizer, atomizer, cryophorus, feature is to place vaporizer in the described heat transfer chamber, multiple tracks annular flow-disturbing grid are set in the heat transfer chamber, described vaporizer connects cryophorus by the steam thrust-augmenting nozzle, the seawater injector is housed in the vaporizer, fresh water condensation atomizer is housed in the described cryophorus.
2, as technical scheme 1 described double jet type seawater desalter, wherein, described heat transfer chamber lower end is provided with exhaust gas entrance and connects the exhaust pipe of engine, and the upper end is provided with waste gas outlet.
3, as technical scheme 1 described double jet type seawater desalter, wherein, its inclination angle of described flow-disturbing grid is axial along heat transfer chamber, is transferred to by updip from bottom to top having a down dip.
4, as technical scheme 1 described double jet type seawater desalter, wherein, described vaporizer bottom is provided with evaporation tail water thrust-augmenting nozzle, and vaporizer is that ellipse of revolution is planar.
5, as technical scheme 1 described double jet type seawater desalter, wherein, described cryophorus bottom is provided with fresh water delivery line and negative-pressure guide pipe, and the flow-disturbing grid are housed in the cryophorus.
6, as technical scheme 1 described double jet type seawater desalter, wherein, described heat transfer chamber and cryophorus adopt fluid turbulence to improve waste gas heating efficient and water efficient is coagulated in the steam heat release.
7, as technical scheme 1 described double jet type seawater desalter, wherein, the stainless steel manufacturing of anti-seawater corrosion of described vaporizer, seawater injector, fresh water delivery line.
8, a kind of production method of double jet type seawater desalter, feature is that described fresh water production method is to utilize engine tail gas heat quantity by heat transfer chamber vaporizer to be heated, by the seawater injector seawater is ejected into the vaporizer inwall and generates water vapor, by the steam thrust-augmenting nozzle to cryophorus, negative pressure guiding water vapor in the cryophorus, enter for the water vapor certain flow rate and form turbulent flow in the cryophorus, the water vapor turbulent flow mixes the efficient turbulent-flow heat-exchanging of formation with the water smoke of condensation fresh water atomizer ejection, condenses into water droplet rapidly.
Key technical feature of the present invention:
1., the flow-disturbing grid that are provided with in the waste gas heat transfer chamber, changed the flow direction of high-temperature tail gas in the waste gas heat transfer chamber, form the turbulent shape hot gas flow that is beneficial to heat exchange most;
2., evaporator room is that up big and down small ellipse of revolution is planar, on being subjected to ship, be beneficial to most in shape under the restricted condition of space to accept outer through type tail gas stream and impact and absorb heat.Obtain maximum generating surface from inwall simultaneously, seawater injector spray seawater generates water vapor to generating surface.Partly seawater is top-down washes away in evaporation, has suppressed the formation of generating surface crystal salt.
3., negative pressure guiding water vapor in the cryophorus, enter for the water vapor certain flow rate and form turbulent flow in the cryophorus, the water vapor turbulent flow mixes the efficient turbulent-flow heat-exchanging of formation with the water smoke of condensation fresh water atomizer ejection, condenses into water droplet rapidly.
4., the dicyclo joint of evaporation and condensation sprays, and turbulent heat release in the heat absorption of vaporizer turbulent, condensing chamber with technological measure efficiently, has guaranteed that the process unit volume is little, materials are few.
Description of drawings:
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is an one-piece construction front view of the present invention.
Fig. 2 is an one-piece construction right view of the present invention.
Fig. 3 is an one-piece construction vertical view of the present invention.
Fig. 4 is an A-A sectional view among Fig. 3 of the present invention.
In Fig. 1～4, evaporation tail water thrust-augmenting nozzle (1), engine exhaust inlet (2), waste gas heat transfer chamber (3), waste gas outlet (4), steam delivery line (5), condensation fresh water atomizer (6), cryophorus (7), negative-pressure guide pipe (8), fresh water delivery line (9), seawater injector (10), vaporizer (11), flow-disturbing grid (12), flow-disturbing grid (12), flow-disturbing grid (13).
Embodiment:
Most preferred embodiment of the present invention is such, and referring to figs. 1 through shown in Figure 4, a kind of double jet type seawater desalter comprises by heat transfer chamber, vaporizer, atomizer, cryophorus.Wherein, place vaporizer 11 in the described heat transfer chamber 3, multiple tracks annular flow-disturbing grid 12 are set in vaporizer 11, the heat transfer chamber 3; Described flow-disturbing grid 12 its inclination angles are axial along heat transfer chamber 3, transferred to by updip from bottom to top having a down dip; Described heat transfer chamber 3 lower ends are provided with exhaust gas entrance 2 and connect the exhaust pipe of engine, and the upper end is provided with waste gas outlet 4.Described vaporizer 11 connects cryophorus 7 by steam thrust-augmenting nozzle 5, and seawater injector 10 is housed in the vaporizer 11; Described vaporizer 11 bottoms are provided with evaporation tail water thrust-augmenting nozzle 1, and vaporizer 11 is that ellipse of revolution is planar.Fresh water condensation atomizer 6 is housed in the described cryophorus 7; Be provided with flow-disturbing grid 13 in the described cryophorus 7, its bottom is provided with fresh water delivery line 9 and negative-pressure guide pipe 8.Described heat transfer chamber 3 adopts fluid turbulence to improve waste gas heating efficient with cryophorus 7 and water efficient is coagulated in the steam heat release.The stainless steel manufacturing of described vaporizer 11, seawater injector 10, fresh water delivery line 9 usefulness anti-seawater corrosions.
The production method of double jet type seawater desalter of the present invention, wherein, described fresh water production method is to utilize engine tail gas heat quantity to heat by 3 pairs of vaporizers 11 of heat transfer chamber, by seawater injector 10 seawater is ejected into vaporizer 11 inwalls and generates water vapor, arrive cryophorus 7 by steam thrust-augmenting nozzle 5, negative pressure guiding water vapor in the cryophorus 7, enter for the water vapor certain flow rate and form turbulent flow in the cryophorus, the water vapor turbulent flow mixes the efficient turbulent-flow heat-exchanging of formation with the water smoke of condensation fresh water atomizer 6 ejections, condenses into water droplet rapidly.
Claims (8)
1, a kind of double jet type seawater desalter, comprise by heat transfer chamber, vaporizer, atomizer, cryophorus, it is characterized in that, place vaporizer (11) in the described heat transfer chamber (3), multiple tracks annular flow-disturbing grid (12) are set in vaporizer (11), the heat transfer chamber (3), described vaporizer (11) connects cryophorus (7) by steam thrust-augmenting nozzle (5), and seawater injector (10) is housed in the vaporizer (11), and fresh water condensation atomizer (6) is housed in the described cryophorus (7).
2, double jet type seawater desalter according to claim 1 is characterized in that, described heat transfer chamber (3) lower end is provided with exhaust gas entrance (2) and connects the exhaust pipe of engine, and the upper end is provided with waste gas outlet (4).
3, double jet type seawater desalter according to claim 1 is characterized in that, its inclination angle of described flow-disturbing grid (12) is axial along heat transfer chamber (3), is transferred to by updip from bottom to top having a down dip.
4, double jet type seawater desalter according to claim 1 is characterized in that, described vaporizer (11) bottom is provided with evaporation tail water thrust-augmenting nozzle (1), and vaporizer (11) is that ellipse of revolution is planar.
5, double jet type seawater desalter according to claim 1 is characterized in that, described cryophorus (7) bottom is provided with fresh water delivery line (9) and negative-pressure guide pipe (8), and flow-disturbing grid (13) are housed in the cryophorus (7).
6, double jet type seawater desalter according to claim 1 is characterized in that, described heat transfer chamber (3) adopts fluid turbulence to improve waste gas heating efficient with cryophorus (7) and water efficient is coagulated in the steam heat release.
7, double jet type seawater desalter according to claim 1 is characterized in that, the stainless steel manufacturing of anti-seawater corrosion of described vaporizer (11), seawater injector (10), cryophorus (7), steam thrust-augmenting nozzle (5), fresh water delivery line (9).
8, a kind of production method of double jet type seawater desalter, it is characterized in that, described fresh water production method is to utilize engine tail gas heat quantity to pass through heat transfer chamber (3) vaporizer (11) is heated, by seawater injector (10) seawater is ejected into vaporizer (11) inwall and generates water vapor, arrive cryophorus (7) by steam thrust-augmenting nozzle (5), negative pressure guiding water vapor in the cryophorus (7), enter for the water vapor certain flow rate and form turbulent flow in the cryophorus, the water vapor turbulent flow mixes the efficient turbulent-flow heat-exchanging of formation with the water smoke of condensation fresh water atomizer (6) ejection, condenses into water droplet rapidly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101138520A CN101475234B (en) | 2009-01-23 | 2009-01-23 | Double jet type seawater desalter and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101138520A CN101475234B (en) | 2009-01-23 | 2009-01-23 | Double jet type seawater desalter and production method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN101475234A true CN101475234A (en) | 2009-07-08 |
| CN101475234B CN101475234B (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101138520A Expired - Fee Related CN101475234B (en) | 2009-01-23 | 2009-01-23 | Double jet type seawater desalter and production method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482714A (en) * | 2013-09-04 | 2014-01-01 | 南京中电环保工程有限公司 | Method and device for desalinating sea water by jet flow-heating process |
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2009
- 2009-01-23 CN CN2009101138520A patent/CN101475234B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482714A (en) * | 2013-09-04 | 2014-01-01 | 南京中电环保工程有限公司 | Method and device for desalinating sea water by jet flow-heating process |
| CN103482714B (en) * | 2013-09-04 | 2015-03-25 | 南京中电环保工程有限公司 | Method and device for desalinating sea water by jet flow-heating process |
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| Publication number | Publication date |
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| CN101475234B (en) | 2011-08-17 |
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Granted publication date: 20110817 Termination date: 20140123 |