CN103387270B - A vacuum vapor compression distillation sea water desalination device - Google Patents
A vacuum vapor compression distillation sea water desalination device Download PDFInfo
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- CN103387270B CN103387270B CN201310300526.7A CN201310300526A CN103387270B CN 103387270 B CN103387270 B CN 103387270B CN 201310300526 A CN201310300526 A CN 201310300526A CN 103387270 B CN103387270 B CN 103387270B
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/33—Wastewater or sewage treatment systems using renewable energies using wind energy
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The present invention relates to a vacuum vapor compression distillation sea water desalination device comprising: a sea water pump, a seal chamber, a vacuum evaporation chamber and a vacuum pump and other components. In operation, a drive shaft drives the vacuum evaporation chamber filled with fresh water to rotate, after the formation of a vacuum area without water, sea water is fed in, and at the same time working vapor is fed in a vapor pipe coil, heat transfer between the vapor in the vapor pipe coil and the outside sea water enable the condensation of the vapor to obtain fresh water, while the sea water volatilizes to form primary vapor; and after temperature and pressure rise via a impeller, the primary vapor is fed in the vapor pipe coil as the working vapor for continuous vapor compression distillation to achieve sea water desalination. According to the device of the invention, centrifugal force is employed to replace the gravity to obtain a vacuum environment, operations are all in room temperature, no external heat source is required, and circular energy supply is achieved by the utilization of latent heat of the vapor; the water production rate and the energy utilization rate of the system are high; and the device has advantages of a simple process, a compact structure, little corrosion and scaling, etc.
Description
Technical field
The present invention relates to seawater, brackish water desalination and sewage purification field, specifically, the present invention relates to a kind of Vacuum Pressure steam distillation sea water desalinating plant.
Background technology
Under vacuum or low pressure environment, adopt hot method to carry out sea water desaltination and have that sea water preprocessing mode is simple, equipment corrosion fouling light, fresh water quality advantages of higher, and be conducive to the application of the low-grade energies such as sun power, but its main drawback is to maintain vacuum tightness in vaporizer to need a large amount of electric energy, supplying water and evaporating rear concentrated seawater discharge also needs to consume a large amount of pump merits, thereby construction costs is higher.If Chinese patent CN2344390Y, CN1473765A, CN200978230Y etc. are to utilize vacuum pump to obtain seawater low temperature to desalinate required vacuum environment.
Chinese patent CN101177308A is in order to save a large amount of pump merits that maintain concentrated seawater discharge after the required a large amount of electric energy of vacuum in vaporizer and power supply and evaporation, utilize seawater gravity and barometric point natural method to produce vacuum, device does not need to install service pump and wet-pit, required energy Ratios traditional way is few, has higher comprehensive energy utilising efficiency.But this method utilizes natural gravity to obtain vacuum, and device height is high, bulky, very high to space requirement.
The overweight position that Chinese patent CN202880936U utilizes rotation to produce realizes the needed vacuum environment of vacuum sea water desaltination, there is compact construction, be conducive to the advantages such as renewable mechanical energy driving, but the condensation of steam is to utilize its natural flow to contact realization with fresh water, because the having a narrow range of temperature of steam and fresh water, heat and mass transport between the two carry out slowly, so condensing rate is lower, finally can cause fresh water producing water ratio lowly and the waste of steam and the energy.
Summary of the invention
The object of the present invention is to provide a kind of Vacuum Pressure steam distillation sea water desalinating plant, thereby accelerate the heat and mass speed of hypergravity desalting process, and then improve fresh water producing water ratio and reduce energy consumption.
In order to realize object of the present invention, the invention provides a kind of Vacuum Pressure steam distillation sea water desalinating plant, comprising:
Sea-water pump;
Sealing chamber, described sealing chamber inwall is provided with fresh water inducer and strong brine inducer, and described fresh water inducer and described strong brine inducer and described sealing chamber junction tangentially arrange respectively one or more product water outlets and strong brine outlet;
Vacuum-evaporation chamber, described vacuum-evaporation chamber is arranged at described sealing chamber inside, comprising:
The rotating shaft arranging through described sealing chamber;
Moving plate, described Moving plate is positioned at bottom, described vacuum-evaporation chamber, and arranges thereon around described rotating shaft, and described Moving plate drives the cylindrical shell rotation of described vacuum-evaporation chamber, the inner edge of described Moving plate arranges moving seawater baffle plate, and center arranges one or more strong brine rounds;
The quiet dish that is arranged at described sealing chamber upper end cover below and fixes with described upper end cover,
Described quiet dish outer rim arranges overflow weir, and sea intake, compressed vapour entrance and compressed vapour outlet are set on described quiet dish;
Flow guiding disc, described flow guiding disc is installed on the cylindrical shell top outer rim of described vacuum-evaporation chamber, and the passage of discharging with described fresh water inducer mix proportion product water;
Impeller, between the cylindrical shell of described impeller and described vacuum-evaporation chamber, arrange and be in transmission connection, rotate around described rotating shaft with identical or different rotating speed, described impeller center is provided with guide hole, described impeller upper end arranges end cap, between described impeller and described end cap, mechanical seal is set, described charging seawater pipeline and compressed vapour pipeline enter described vacuum-evaporation chamber via described end cap and described guide hole respectively, between described end cap and described charging seawater pipeline and compressed vapour pipeline, static seal is set, described charging seawater pipeline adopts impermanent connection mode to be connected with described seawater spraying device,
Steam coils, installation Mare Tranquillitatis, described steam coils edge water baffle plate, the below perforate of described Mare Tranquillitatis water baffle plate, condensation-water drain stretches out water baffle plate outside, described Mare Tranquillitatis and is fixed on the water baffle plate of described Mare Tranquillitatis through this hole;
Strong brine accelerates groove and is installed on described strong brine the some strong brine water shoots that accelerate groove outer rim, described strong brine accelerates groove and is fixed on described Moving plate below, described strong brine water shoot is fixed on the cylinder body outer wall of described vacuum-evaporation chamber, and described strong brine accelerates groove and described strong brine water shoot all rotates around rotating shaft; And
Vacuum pump.
Preferably, described overflow weir is cylindrical tube, and internal diameter is identical with described quiet dish external diameter, and height is between 200～2000mm.
Preferably, described vacuum-evaporation chamber cylindrical shell is cylinder or round table-like, and tapering is between 5～90 ° in the time being round table-like, and described cylindrical shell top internal diameter is greater than described quiet dish external diameter 5～100mm, and described cylinder top is lower than described overflow weir 2～10mm.
Preferably, between described impeller and described vacuum-evaporation chamber, arrange and be in transmission connection, the two rotates around described rotating shaft with identical or different rotating speed.
Preferably, the entrance of described steam coils up and outlet below, twine in any way, coil or be formed by stacking between 5～50mm pipeline by internal diameter, tubing is high thermal conductivity material.
Preferably, described Mare Tranquillitatis water baffle plate is made up of light waterproof material, and it is shaped as the combination of cylinder or cylinder and conical surface, and the cone angle of described circular cone is between 5～90 °; Water baffle plate vertical direction top, described Mare Tranquillitatis is higher than described seawater spraying device 5～50mm, higher than described steam coils top 5～50mm, and overall height is greater than described steam coils height 5～100mm; Described moving seawater baffle plate is cylindrical, and its height is between 10～1000mm, and internal diameter is than the large 0～20mm of described Mare Tranquillitatis water baffle plate bottom diameter, and relative height between the water baffle plate of described Mare Tranquillitatis is between-50～50mm.
Preferably, the wall that described strong brine accelerates groove is made up of inside and outside cylinder, and urceolus internal diameter is 0.3～1 times of described vacuum-evaporation chamber cylindrical shell; Described strong brine acceleration groove outer rim arranges the strong brine water shoot of more than 2 even number root symmetry arrangement, the internal diameter of described strong brine water shoot is between 5～50mm, go out open height lower than described vacuum-evaporation chamber cylindrical shell height 0～100mm, described outlet arranges flow-guiding channel, described flow-guiding channel and vertical direction angle are between 0～90 °, parallel with described strong brine inducer.
In the time of operation, rotating shaft drives the vacuum-evaporation chamber that is full of fresh water to rotate, form vacuum and pass into seawater after without aqua region, in steam coils, pass into working steam simultaneously, the inside and outside steam of steam coils and seawater to make heat exchange make vapor condensation obtain fresh water and seawater volatilization acquisition primary steam, primary steam enters steam coils via impeller compression increasing temperature and pressure and serves as working steam, presses continuously steam distillation to realize sea water desaltination.Device of the present invention utilizes centrifugal force to replace gravity and obtains vacuum environment, normal-temperature operation, without external heat source, utilize steam self latent heat to realize circulation energy supply, system producing water ratio and energy utilization rate are high, and have that technological process is simple, compact equipment and the advantage such as corrosion and scaling is light.
Brief description of the drawings
Fig. 1 is the structural representation of the sea water desalinating plant of embodiment;
Fig. 2 is the structural representation of the operating sea water desalinating plant of embodiment.
In figure: 1, rotating shaft; 2, strong brine accelerates groove; 3, strong brine water shoot; 4, sealing chamber; 5, Moving plate; 6, vacuum-evaporation chamber; 7, strong brine inducer; 8, fresh water inducer; 9, flow guiding disc; 10, overflow weir; 11, quiet dish; 12, sea-water pump; 13, impeller; 14, sea intake; 15, charging seawater pipeline; 16, compressed vapour import; 17, compressed vapour pipeline; 18, compressed vapour outlet; 19, static seal; 20, end cap; 21, mechanical seal; 22, Mare Tranquillitatis water baffle plate; 23, moving seawater baffle plate; 24, condensation-water drain; 25, steam coils; 26, seawater spraying device; 27, guide hole; 28, vacuum pump; 29, product water outlet; 30, strong brine outlet; 31, strong brine water vent.
Embodiment
Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
As used in this article, fixing mode is not specially limited, and those skilled in the art can make to be fixed in any way, as long as can reach no longer mobile effect.
Embodiment
Referring to Fig. 1.Fig. 1 is Vacuum Pressure steam distillation sea water desalinating plant of the present invention, comprising: sea-water pump 12, sealing chamber 4, described sealing chamber 4 inwalls are provided with fresh water inducer 8 and strong brine inducer 7, and described fresh water inducer 8 and described strong brine inducer 7 tangentially arrange respectively one or more product water outlets 29 and strong brine outlet 30 with described sealing chamber 4 junctions, vacuum-evaporation chamber 6, described vacuum-evaporation chamber 6 is arranged at described sealing chamber 4 inside, comprising: the rotating shaft 1 arranging through described sealing chamber 4, Moving plate 5, described Moving plate 5 is positioned at 6 bottoms, described vacuum-evaporation chamber, and arranges thereon around described rotating shaft 1, and described Moving plate 5 drives the cylindrical shell rotation of described vacuum-evaporation chamber 6, the inner edge of described Moving plate 5 arranges moving seawater baffle plate 23, and center arranges one or more strong brine rounds 31, the quiet dish 11 that is arranged at described sealing chamber 4 upper end cover belows and fixes with described upper end cover, described quiet dish 11 outer rims arrange overflow weir 10, and described quiet dish 11 central authorities arrange sea intake 14, compressed vapour entrance 16 and compressed vapour outlet 18, flow guiding disc 9, described flow guiding disc 9 is installed on the cylindrical shell top outer rim of described vacuum-evaporation chamber 6, and the passage of discharging with described fresh water inducer 8 mix proportion product waters, impeller 13, between the cylindrical shell of described impeller 13 and described vacuum-evaporation chamber 6, arrange and be in transmission connection, rotate around described rotating shaft 1 with identical or different rotating speed, described impeller 13 centers are provided with guide hole 27, described impeller 13 upper ends arrange end cap 20, between described impeller 13 and described end cap 20, mechanical seal 21 is set, described charging seawater pipeline 15 and compressed vapour pipeline 17 enter described vacuum-evaporation chamber 6 via described end cap 20 and described guide hole 27 respectively, between described end cap 20 and described charging seawater pipeline 15 and compressed vapour pipeline 17, static seal 19 is set, described charging seawater pipeline 15 adopts impermanent connection mode to be connected with described seawater spraying device 26, steam coils 25, described steam coils 25 installation Mare Tranquillitatis, edge water baffle plates 22, the water baffle plate 22 below perforates of described Mare Tranquillitatis, condensation-water drain 24 stretches out described Mare Tranquillitatis water baffle plate 22 outsides and is fixed on described Mare Tranquillitatis water baffle plate 22 through this hole, strong brine accelerates groove 2 and is installed on described strong brine the some strong brine water shoots 3 that accelerate groove 2 outer rims, described strong brine accelerates groove 2 and is fixed on described Moving plate 5 belows, described strong brine water shoot 3 is fixed on 6 cylinder body outer walls of described vacuum-evaporation chamber, and described strong brine accelerates groove 2 and described strong brine water shoot 3 all rotates around rotating shaft 1, and vacuum pump 28.
Described overflow weir 10 is cylindrical tube, and internal diameter is identical with described quiet dish 11 external diameters, and height is between 200～2000mm.In the present embodiment, the indoor footpath of hypergravity vacuum-evaporation is 1m, and rotating speed is 14rad/s, and this is highly 1100mm, and described overflow weir 10 is highly 600mm.Described vacuum-evaporation chamber 6 cylindrical shells are that cylindrical shell top internal diameter is greater than described quiet dish 11 external diameter 30mm described in cylinder, and described cylinder top is lower than described overflow weir 105mm.Between described impeller 13 and described vacuum-evaporation chamber 6, arrange and be in transmission connection, the two rotates around described rotating shaft 1 with same rotational speed.The entrance of described steam coils 25 up and outlet below, be that 20mm pipeline twines in any way, coils or is formed by stacking by internal diameter, tubing is high thermal conductivity material.
Described Mare Tranquillitatis water baffle plate 22 is made up of light waterproof material, and it is shaped as the combination of cylinder or cylinder and conical surface, and the cone angle of described circular cone is 60 °; Water baffle plate 22 vertical direction tops in described Mare Tranquillitatis are higher than described seawater spraying device 2610mm, higher than described steam coils 25 top 10mm, and overall height is greater than described steam coils 25 height 20mm; Described moving seawater baffle plate 23 is cylindrical, its height 250mm, and internal diameter is than the large 5mm of described Mare Tranquillitatis water baffle plate 22 bottom diameter, and relative height between described Mare Tranquillitatis water baffle plate 22 is 0.
The wall that described strong brine accelerates groove 2 is made up of inside and outside cylinder, and urceolus internal diameter is 0.5 times of described vacuum-evaporation chamber 6 cylindrical shells; Described strong brine acceleration groove 2 outer rims arrange the strong brine water shoot 3 of 4 symmetry arrangement, the internal diameter of described strong brine water shoot 3 is 30mm, go out open height lower than described vacuum-evaporation chamber 6 cylindrical shell height 10mm, described outlet arranges flow-guiding channel, described flow-guiding channel and vertical direction angle are 45 °, parallel with described strong brine inducer 25.
Referring to Fig. 2, in the time of Vacuum Pressure steam distillation sea water desalinating plant operation of the present invention, first vacuum-evaporation chamber 6, strong brine are accelerated to be full of fresh water in groove 2 and strong brine water shoot 3, in sealing chamber 4, keep normal atmosphere or utilize vacuum pump 23 to bleed making it to reach certain vacuum degree; Then start rotating shaft 1, drive vacuum-evaporation chamber 6, strong brine acceleration groove 2 and strong brine water shoot 3 to be rotated, stable final vacuum evaporator room 6 and strong brine accelerate groove 2 centers and occur that low pressure, without aqua region, is seawater vacuum-evaporation region as shown in Figure 2.Normal temperature seawater enters described vacuum-evaporation chamber 6 through spraying gun, in steam coils 22, pass into startup working steam simultaneously, seawater and working steam carry out heat exchange inside and outside steam coils 22, vapor condensation obtains fresh water and discharges water baffle plate 18 outsides, Mare Tranquillitatis from condensation-water drain 21, seawater volatilization obtains primary steam and enters impeller 13 central inlets, under the effect of impeller 13 blade rotaries, accelerate, boost, finally obtain compressed vapour in exit.Compressed vapour by compressed vapour export 16 and compressed vapour entrance 15 enter steam coils 22, as working steam recycle, repeat the process of above-mentioned evaporation of seawater and condensation, realize sea water desaltination.The fresh water producing in vacuum-evaporation chamber 6, via flow guiding disc 9, fresh water inducer 8, tangentially flows out from water outlet 24; The strong brine that sea water desaltination obtains enters strong brine through strong brine water vent 20 by vacuum-evaporation chamber 6 and accelerates groove 2, by strong brine water shoot 3, strong brine inducer 7, tangentially discharges from strong brine outlet 25.The required vacuum environment of evaporation of seawater is bled and is assisted hypergravity operating mode to realize by described vacuum pump 23, and the non-condensable gas of generation is extracted out by vacuum pump 23; The compression work of hypergravity operating mode and impeller 13 all obtains by the rotation of rotating shaft; Impeller 13 rotates with identical or different rotating speed around rotating shaft.Rotating shaft can be driven by electric energy, also can directly or indirectly be driven by renewable source of mechanical energy such as renewable energy source, especially wind energy, water energy.
By adopting identical principle, can adopt the device of embodiment to carry out sewage purification.
Claims (6)
1. a Vacuum Pressure steam distillation sea water desalinating plant, comprising:
Sea-water pump (12);
Sealing chamber (4), described sealing chamber (4) inwall is provided with fresh water inducer (8) and strong brine inducer (7), and described fresh water inducer (8) and described strong brine inducer (7) tangentially arrange respectively one or more product water outlets (29) and strong brine outlet (30) with described sealing chamber (4) junction;
Vacuum-evaporation chamber (6), described vacuum-evaporation chamber (6) is arranged at described sealing chamber (4) inside, comprising:
The rotating shaft (1) arranging through described sealing chamber (4);
Moving plate (5), described Moving plate (5) is positioned at bottom, described vacuum-evaporation chamber (6), and arrange thereon around described rotating shaft (1), described Moving plate (5) drives the cylindrical shell rotation of described vacuum-evaporation chamber (6), the inner edge of described Moving plate (5) arranges moving seawater baffle plate (23), and center arranges one or more strong brine rounds (31);
The quiet dish (11) that is arranged at described sealing chamber (4) upper end cover below and fixes with described upper end cover, described quiet dish (11) outer rim arranges overflow weir (10), and sea intake (14), compressed vapour entrance (16) and compressed vapour outlet (18) are set on described quiet dish (11);
Flow guiding disc (9), described flow guiding disc (9) is installed on the cylindrical shell top outer rim of described vacuum-evaporation chamber (6), and with described fresh water inducer (8) mix proportion product water discharge passage;
Impeller (13), between the cylindrical shell of described impeller (13) and described vacuum-evaporation chamber (6), arrange and be in transmission connection, rotate around described rotating shaft (1) with identical or different rotating speed, described impeller (13) center is provided with guide hole (27), described impeller (13) upper end arranges end cap (20), between described impeller (13) and described end cap (20), mechanical seal (21) is set, described charging seawater pipeline (15) and compressed vapour pipeline (17) enter described vacuum-evaporation chamber (6) via described end cap (20) and described guide hole (27) respectively, between described end cap (20) and described charging seawater pipeline (15) and compressed vapour pipeline (17), static seal (19) is set, described charging seawater pipeline (15) adopts impermanent connection mode to be connected with described seawater spraying device (26),
Steam coils (25), described steam coils (25) edge installation Mare Tranquillitatis water baffle plate (22), described Mare Tranquillitatis water baffle plate (22) below perforate, condensation-water drain (24) stretches out described Mare Tranquillitatis water baffle plate (22) outside and is fixed on described Mare Tranquillitatis water baffle plate (22) through this hole;
Strong brine accelerates groove (2) and is installed on described strong brine the some strong brine water shoots (3) that accelerate groove (2) outer rim, described strong brine accelerates groove (2) and is fixed on described Moving plate (5) below, described strong brine water shoot (3) is fixed on the cylinder body outer wall of described vacuum-evaporation chamber (6), and described strong brine accelerates groove (2) and described strong brine water shoot (3) all rotates around rotating shaft (1); And
Vacuum pump (28).
2. Vacuum Pressure steam distillation sea water desalinating plant according to claim 1, is characterized in that, described overflow weir (10) is cylindrical tube, and internal diameter is identical with described quiet dish (11) external diameter, and height is between 200～2000mm.
3. Vacuum Pressure steam distillation sea water desalinating plant according to claim 1, it is characterized in that, described vacuum-evaporation chamber (6) cylindrical shell is cylinder or round table-like, and tapering is between 5～90 ° in the time being round table-like, described cylindrical shell top internal diameter is greater than described quiet dish (11) external diameter 5～100 mm, and described cylinder top is lower than described overflow weir (10) 2～10mm.
4. Vacuum Pressure steam distillation sea water desalinating plant according to claim 1, it is characterized in that, the entrance of described steam coils (25) up and outlet below, twine in any way, coil or be formed by stacking between 5～50mm pipeline by internal diameter, tubing is high thermal conductivity material.
5. Vacuum Pressure steam distillation sea water desalinating plant according to claim 1, it is characterized in that, described Mare Tranquillitatis water baffle plate (22) is made up of light waterproof material, and it is shaped as the combination of cylinder or cylinder and conical surface, and the cone angle of described circular cone is between 5～90 °; Described Mare Tranquillitatis water baffle plate (22) vertical direction top is higher than described seawater spraying device (26) 5～50mm, higher than described steam coils (25) top 5～50mm, and overall height is greater than described steam coils (25) height 5～100mm; Described moving seawater baffle plate (23) is cylindrical, and its height is between 10～1000mm, and internal diameter is than the large 0～20mm of described Mare Tranquillitatis water baffle plate (22) bottom diameter, and relative height between described Mare Tranquillitatis water baffle plate (22) is between-50～50mm.
6. Vacuum Pressure steam distillation sea water desalinating plant according to claim 1, is characterized in that, the wall that described strong brine accelerates groove (2) is made up of inside and outside cylinder, and urceolus internal diameter is 0.3～1 times of described vacuum-evaporation chamber (6) cylindrical shell; Described strong brine acceleration groove (2) outer rim arranges the strong brine water shoot (3) of more than 2 even number root symmetry arrangement, the internal diameter of described strong brine water shoot (3) is between 5～50mm, go out open height lower than described vacuum-evaporation chamber (6) cylindrical shell height 0～100mm, described outlet arranges flow-guiding channel, described flow-guiding channel and vertical direction angle are between 0～90 °, parallel with described strong brine inducer (7).
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163461B (en) * | 2014-05-05 | 2015-10-21 | 浙江海洋学院 | A kind of novel water treatment purifier |
| CN105329963B (en) * | 2015-10-22 | 2017-10-03 | 江苏科技大学 | Many vacuum chamber hypergravity normal-temp multi-stage flash evaporation seawater desalting systems |
| CN105236503B (en) * | 2015-10-22 | 2017-06-23 | 江苏科技大学 | Hypergravity normal temperature nested type seawater desalination system |
| CN105236504B (en) * | 2015-10-22 | 2017-06-23 | 江苏科技大学 | Single vacuum chamber hypergravity normal-temp multi-stage flash evaporation seawater desalting system |
| CN105836829B (en) * | 2016-06-12 | 2018-06-05 | 河海大学常州校区 | A kind of telescopic fresh water sea salt co-generation system |
| CN106629943A (en) * | 2017-02-25 | 2017-05-10 | 广西壮族自治区特种设备检验研究院 | Seawater desalting device |
| US11192800B2 (en) | 2018-03-22 | 2021-12-07 | Whirlpool Corporation | Vapor compression distillation assembly |
| US10816266B2 (en) | 2018-08-30 | 2020-10-27 | Whirlpool Corporation | Low pressure laundry treating appliance |
| CN109231322B (en) * | 2018-11-09 | 2021-07-09 | 浙江海盐力源环保科技股份有限公司 | Cyclone type spraying seawater desalination device |
| CN109626465B (en) * | 2019-02-19 | 2021-09-24 | 周林枫 | Evaporation condensing device |
| CN110203983B (en) * | 2019-06-20 | 2022-02-22 | 北京机械设备研究所 | Centrifugal low-pressure distillation device and low-pressure distillation method |
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| CN102849811A (en) * | 2012-09-12 | 2013-01-02 | 海南大学 | Hyper-gravity vacuum evaporation seawater desalination method |
| CN102942232A (en) * | 2012-11-16 | 2013-02-27 | 海南大学 | Rotary self-heating type seawater freshening method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849811A (en) * | 2012-09-12 | 2013-01-02 | 海南大学 | Hyper-gravity vacuum evaporation seawater desalination method |
| CN102942232A (en) * | 2012-11-16 | 2013-02-27 | 海南大学 | Rotary self-heating type seawater freshening method |
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