CN102659194A - Distillation-type seawater desalinization device - Google Patents
Distillation-type seawater desalinization device Download PDFInfo
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- CN102659194A CN102659194A CN2012100956497A CN201210095649A CN102659194A CN 102659194 A CN102659194 A CN 102659194A CN 2012100956497 A CN2012100956497 A CN 2012100956497A CN 201210095649 A CN201210095649 A CN 201210095649A CN 102659194 A CN102659194 A CN 102659194A
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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
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Abstract
The invention relates to a distillation-type seawater desalinization device. The distillation-type seawater desalinization device comprises an installation chamber with a distilled water storage chamber, an evaporation device arranged in the installation chamber and provided with a heating chamber and an evaporating chamber, a condensation impeller communicated with the evaporating chamber, seawater input pipes having heat exchange effects, a heating device, and a distilled water circulating pump used for delivering distilled water in the distilled water storage chamber to the heating chamber. The condensation impeller is provided with liquid intake channels rotating synchronously and communicated with surfaces of blades. A first heat exchange chamber communicated with the distilled water storage chamber is formed between the condensation impeller and a vacuum chamber. The seawater input pipes orderly pass through the first heat exchange chamber and the distilled water storage chamber and then are communicated with the evaporating chamber. The distillation-type seawater desalinization device can use heat released by steam condensation for evaporation, and solves the problem that the existing seawater desalinization device does not recover and recycle the heat released by condensation so that energy consumption is large and a seawater desalination cost is high.
Description
Technical field
The present invention relates to seawater what is said or talked aboutization equipment, relate in particular to a kind of equipment that makes seawater what is said or talked aboutization through the distillatory method.
Background technology
The method that seawater is desalinated has two kinds: a kind of is osmosis, and another kind is a distillation method.
Chinese patent Granted publication number for 201978517U, Granted publication day be September 21 in 2011 day, be called disclose in the patent documentation of " a kind of bittern concentration and evaporation system use evaporator room " a kind of can be to the equipment of seawater what is said or talked about.Equipment in this patent comprises vacuum vessel, heating chamber and makes feed liquid round-robin recycle pump between vacuum vessel and heating chamber.On vacuum vessel top the gas coagulation units is set during use; Feed liquid is contained in the vacuum vessel; Recycle pump circulates feed liquid between vacuum vessel and heating chamber; Feed liquid is heated in heating chamber, and the feed liquid of heat produces Evaporation Phenomenon when getting back in the vacuum vessel and forms gas, and gas becomes liquid again under the effect of gas coagulation units.
Number be 2003101071932 in one Chinese patent application, open day be June 8 in 2005 day, be called in the patent documentation of " spray exchange type seawater desalination machine " and disclose another kind of desalting plant.Evaporation equipment in this patent comprises evaporator room and is positioned at the refrigerant condensing surface of evaporator room, and seawater spraying discharges heat and seawater is heated seawater produced evaporate to the refrigerant condensing surface in the use during refrigerant condensation in the condensation condensing surface.Steam flows to and is condensed into water in the condensing chamber.
The heat of above desalting plant during because of evaporation of seawater all provided by the outside, and the heat that is discharged during vapor condensation can not get utilizing fully again, therefore has the problem of HU low (efficiency is low).
In order to make heat obtain recycling; Design multiple-effect (multistage) vapo(u)rization system, be about to many over-heat-exchangers and be connected in series, first step heat exchanger heats through external heat source; Make the feed liquid in the interchanger evaporate; The steam that evaporation is produced remakes the thermal source into next interchanger, and steam makes when the feed liquid in the next stage interchanger is heated and self temperature decline both helped the condensation of steam; Play the effect that heat energy utilizes again simultaneously, thereby reduced energy consumption and improved vaporization efficiency.The vapor temperature of considering the feed liquid evaporation and forming can descend successively; Therefore temperature does not reach the vaporization temperature of feed liquid under the normal atmosphere, reduce pressure the successively temperature of the steam that gasification temperature that (vacuumizing) make feed liquid flows into upper level of interchanger at different levels is complementary.Because vacuumized the restriction of difficulty, the progression of multi-effect evaporation system can not be too many.For overcoming above-mentioned deficiency, the patent documentation that number be 2005800335343 at Chinese patent, name is called " have in the multi-effect evaporation system of chamber of horizontal plate type heat exchanger and distill or evaporate salt solution or certain fluidic method and apparatus through reheated steam " is disclosing the vapo(u)rization system that a kind of progression does not belong to restriction.This system is in feed liquid evaporation and the steam that forms gets into before the next stage heat exchanger; This is had the steam that is higher than room temperature is heated to and can makes the temperature of feed liquid in the normal pressure gasified; Thereby do not need the heat exchanging device to vacuumize, thereby make progression to design arbitrarily as required.
When multistage evaporation is used for desalting plant,, still need constantly provides evaporation required heat, and still need expend external energy and go steam is carried out condensation though the heat of steam has been realized the small portion recovery.
Energy consumption when reducing condensation, Chinese patent number be for ZL2010102700217, Shen Qing Publication day February 16 in 2011 day, be called in the patent documentation of " the integrated seawater of flash distillation condensation is talked makeup and put " and disclose a kind of desalting plant.Desalting plant in this patent documentation is through seawater (temperature lower) air-breathing be used for to vapor condensation usefulness of siphonage with deep layer, thereby does not need outsidely to remove to make vapor condensation through energy.
Which kind of mode no matter existing desalting plant take; The energy consumption that all can only take evaporation or condensation one in the two into account reduces; And the heat that in condensation process, the is discharged medium that all is condensed is taken away, and therefore exists the recovery utilization rate of energy low, needs obtain from the outside constantly that heat can make evaporation of seawater, the energy consumption when causing sea water desaltination is big, production cost is high.But the fresh water purity of this gained when though also to be distillation method desalinate seawater the desalting plant of high distillation method in practical application, make and be used less and a reason place that the desalting plant of osmosis uses manyly.
Summary of the invention
The invention provides a kind of heat that is discharged during to vapor condensation and reclaim with the evaporation that is used for seawater, make heat carries out recycle between evaporation and condensation distillation type desalting plant, solved existing desalting plant since the heat that is discharged can not be to condensation the time recycle the energy consumption that causes greatly, problem that the sea water desaltination cost is high.
Above technical problem solves through following technical proposal: a kind of distillation type seawater what is said or talked aboutization equipment; Comprise evaporation unit, installation room, heating unit, the seawater input tube that is provided with evaporator room, the condensing works that is built in installation room, vacuumize tracheae, zero(ppm) water recycle pump, zero(ppm) water storing chamber and the first zero(ppm) water relief outlet of usefulness to evaporator room; Said evaporation unit also comprises the heating chamber that is looped around outside the evaporator room; Said condensing works comprises the condensation impeller; Said condensation impeller comprises that condensation impeller shaft, condensation impeller vane, the conveying zero(ppm) water of synchronous rotation arrive lip-deep feed pathway of condensation impeller vane and condensation impeller housing; Form vapour passage between the adjacent condensation impeller blade, the liquid outlet channel that the condensation impeller housing is provided with inlet mouth, air outlet and aligns with the outer end of condensation impeller vane, inlet mouth connects with evaporator room; Tracheae is arranged on installation room on the wall of air outlet; The condensation impeller housing is with forming first Heat Room between the installation room, first Heat Room is connected with the zero(ppm) water storing chamber, and input tube is a heat transfer tube; Input tube is connected with evaporator room after passing first Heat Room and zero(ppm) water storing chamber successively; The zero(ppm) water recycle pump is used for the zero(ppm) water in the zero(ppm) water storing chamber is transported to heating chamber, and the entrance end of feed pathway is connected with heating chamber, and the first zero(ppm) water relief outlet is used for the zero(ppm) water in the heating chamber is discharged.During use; Absorb the heat of the zero(ppm) water in the heating chamber during evaporation of seawater in the evaporator room; Make the temperature of the zero(ppm) water that heating chamber is interior descend; Zero(ppm) water after temperature in the heating chamber descends (below be called low-temperature distillation water; The temperature of its temperature seawater when just getting into installation room is high) part as product water through the first distilled water discharging mouth export, another part arrives on the surface of condensation impeller vane after flowing into feed pathway; The condensation impeller rotates the cf-that is produced continuously is dispersed on the surface of condensation impeller vane the cryogenic zero(ppm) water that flows into through feed pathway; Vapour stream in the evaporator room directly contacts the generation heat exchange and condensation with low-temperature distillation water in the process of vapour passage; Low-temperature distillation water on the zero(ppm) water of condensation gained and the condensation impeller vane mixes the formation hyperthermal distilled water, and hyperthermal distilled water gets into first Heat Room from the end away from the condensation impeller shaft (being the outer end) of condensation impeller vane through liquid outlet channel, and hyperthermal distilled water gets in the process of first Heat Room and shed on the seawater input tube; Seawater to the seawater input tube of flowing through carries out the spray-type heating; Seawater is forwarded in the zero(ppm) water storing chamber in the seawater input tube, and hyperthermal distilled water converges in the zero(ppm) water storing chamber part that the seawater input tube is positioned at the zero(ppm) water storing chamber and floods, the seawater of the seawater input tube of flowing through is carried out the temperature that impregnated is heated to the zero(ppm) water of zero(ppm) water storing chamber equates that the seawater in the last seawater input tube enters into and is evaporated formation steam in the evaporator room under the effect of gravity; Zero(ppm) water in the zero(ppm) water storage room is distilled water-circulating pump and is transported in the heating chamber, so far promptly surrounds the working cycle of a heat.
The present invention also comprises the storage barrel on the exit end that is arranged on the seawater input tube, is provided with in the storage barrel to drive the CD-ROM drive motor that the condensation impeller is used, and said zero(ppm) water recycle pump is positioned at said storage barrel, and the seawater output tube is connected with evaporator room through storage barrel.CD-ROM drive motor and zero(ppm) water recycle pump all are arranged in the storage barrel, and the heat that is discharged when CD-ROM drive motor and zero(ppm) water pump operating cycle plays the effect to the seawater additional heat, otherwise seawater plays cooling effect to CD-ROM drive motor and zero(ppm) water recycle pump.The heat energy that CD-ROM drive motor and zero(ppm) water recycle pump produce obtains recycling, and the heat that replenishes in the time of not only can reducing evaporation also need not additional mechanism providing additional operation and gives CD-ROM drive motor and the cooling of zero(ppm) water recycle pump.
As preferably, storage barrel is positioned at the zero(ppm) water storing chamber, and heating unit is arranged in the zero(ppm) water storing chamber.The beneficial effect of " storage barrel is positioned at the zero(ppm) water storing chamber " is: compact construction can prevent the loss of the heat of storage barrel maritime interior waters.The beneficial effect of " heating unit is arranged in the zero(ppm) water storing chamber " does, when seawater being heated to the required temperature of evaporation, with the heating of the zero(ppm) water in the zero(ppm) water storing chamber, makes required heat when the zero(ppm) water that gets into heating chamber can provide evaporation of seawater.Can start evaporative process fast.
As preferably, evaporation unit is unsettled to be arranged in the installation room, and the zero(ppm) water storing chamber is surrounded by the outer wall and the installation room of evaporation unit, and the zero(ppm) water storing chamber is provided with the after-fractionating water outlet.The heat that can prevent the zero(ppm) water in the heating chamber loses, and heat recovery and utilization is effective.When the seawater temperature that gets into evaporator room is higher than evaporation during needed temperature; The soon hot zero(ppm) water of unlatching after-fractionating water outlet is worked as product water and is emitted; Needed temperature when making the seawater temperature that gets into evaporator room revert to evaporation; Prevent that seawater from producing boiling in evaporator room, to guarantee the purity of zero(ppm) water.
Said condensing works is positioned at the top of said evaporation unit, and said evaporator room is the chamber that the upper end is opened wide, and the condensation impeller vertically is provided with, and condensation impeller housing lower end is opened wide fully and formed inlet mouth, and inlet mouth with the opening end sealed butt joint of evaporator room together.Compact construction, the track route of steam and zero(ppm) water is short, is lost to the outer less calories of installation room, makes to need to replenish behind the device start remove the less calories that is used to evaporate.Unobstructed property during steam flow is good.
As preferably, be provided with guide grids between condensation impeller and the evaporator room.Make steam get into vapour passage with the traffic direction of vertical rising, condensation effect is good.
The present invention also comprises the exhaust impeller of the exit end that is positioned at said air outlet; Exhaust impeller comprises some exhaust impeller vanes and the exhaust impeller rotating shaft that drives the exhaust impeller blades turning; The internal surface of installation room is provided with the pit that the wall by installation room forms to outer lug; Said exhaust impeller is contained in the said pit, and said tracheae is arranged on the wall of pit.Exhaust impeller plays noncondensable gas and the steam flood that is not condensed is produced negative pressure from the exit end of vapour passage and at this end, flows along vapour passage with guiding steam, helps the lifting of condensation efficiency.
The present invention also comprises second Heat Room, and said feed pathway is connected with heating chamber through said second Heat Room, and the seawater input tube gets into first Heat Room after passing said second Heat Room, and the first distilled water discharging mouth is arranged on second Heat Room.The heat exchange that seawater when zero(ppm) water is with entering just in second Heat Room carries out; Make the product water temp of discharging equate with seawater temperature through the first distilled water discharging mouth; The heat that is discharged when also being condensation is reclaimed the evaporation that is used for seawater fully, and it is best that the heat recovery and utilization rate reaches.
As preferably, the outside surface of pocket wall is the part of the internal surface of second Heat Room, and tracheae passes said second Heat Room.The wall of pit plays the effect of further condensation to the steam (steam that is not condensed) that flows out vapour passage; What make the discharge installation room on the one hand is noncondensable gas basically entirely; Condensation is carried out more thoroughly; Make the outer pressure of vapour passage descend on the other hand, be used in steam and in vapour passage, flow.Tracheae passes temperature that said second Heat Room can the make expellant gas seawater temperature when just getting into installation room and equates that can not cause heat to run off when discharging gas, the heat recuperation effect is further enhanced.
As preferably, said exhaust impeller rotating shaft and condensation impeller shaft are coaxial and be fixed together.Compact construction drives and makes conveniently the recovery of the heat that is produced when being convenient to drive.
The present invention has following advantage; Through making cryogenic zero(ppm) water form pyritous zero(ppm) water to impel vapor condensation with the direct contact heat-exchanging of steam; So the heat that is discharged during condensation is stored in the pyritous zero(ppm) water; Make pyritous zero(ppm) water carry out heat exchange then with seawater; Make the temperature of seawater reach vaporization temperature, and go evaporator room heating, needed heat when evaporation of seawater is provided through pyritous zero(ppm) water, make the temperature of the seawater of temperature when just getting into of the zero(ppm) water of discharging high less, heat is most of between evaporation and condensation, circulates; So need the heat of external complement less during evaporation, reduced the energy consumption in the desalting process, the heat during condensation has obtained effective recycling; After being provided with second Heat Room; Make the discharge of product water can not take away heat; The heat that produces during to CD-ROM drive motor, the work of zero(ppm) water recycle pump reclaims, and after the system that makes starts, only needs to replenish a small amount of even need not the automated cycle that supplementing energy just can realize evaporative condenser; Energy consumption during distillation further reduces, and makes the distillation type desalting plant to be achieved by large-scale popularization.
Description of drawings
Fig. 1 is a synoptic diagram of the present invention.
Fig. 2 is A-A cross-sectional schematic of Fig. 1.
Fig. 3 is the local enlarged diagram that the B of Fig. 2 goes out.
Fig. 4 is C-C cross-sectional schematic of Fig. 1.
Among the figure: installation room 1, zero(ppm) water storing chamber 11, after-fractionating water outlet 12, storage barrel 13, the first Heat Rooms 14, the second Heat Rooms 15, the first distilled water discharging mouths 151; Tracheae 16, seawater input tube 17, vacuum orifice 18, sea intake 19, evaporation unit 2, evaporator room 21, heating chamber 22; Nozzle 221, output tube 222, rotating disk 23, the vacuum liquid film forms structure 24, blade 241, combination film forming device 242, water distributing pipe 2421; Film forming bar 2422, liquid concentrator suction pipe 243, vacuum source 25, dope receiving tank 26, liquid concentrator drain 261, condensing works 3; Condensation impeller 31, condensation impeller shaft 311, liquid storage cylinder 3111, condensation impeller vane 312, blade part inlet opening 3121, flanging 3122; The surface 3123 of the front side that is positioned at condensation wheel rotation direction of condensation impeller vane, crack 3124, condensation impeller housing 313, apocenosis passage 3131, inlet mouth 3132, air outlet 3133; Vapour passage 314, feed pathway 315, exhaust impeller 32, exhaust impeller rotating shaft 321, exhaust impeller blade 322, heating unit 4; CD-ROM drive motor 5, zero(ppm) water recycle pump 6, liquid distribution pipe 7, liquid distribution pipe portion inlet opening 71, guide grids 8, pit 9.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Embodiment one, and referring to Fig. 1, a kind of distillation type seawater what is said or talked aboutization equipment comprises installation room 1, evaporation unit 2 and condensing works 3.
Evaporation unit 2 is suspended in the installation room 1.The outer wall of installation room 1 and evaporation unit 2 surrounds zero(ppm) water storing chamber 11.Zero(ppm) water storing chamber 11 is provided with after-fractionating water outlet 12 and heating unit 4.Heating unit 4 is an electrothermal tube.Storage barrel 13 is installed in the zero(ppm) water storing chamber 11.Be provided with CD-ROM drive motor 5 and zero(ppm) water recycle pump 6 in the storage barrel 13.The import of zero(ppm) water recycle pump 6 is connected with zero(ppm) water storing chamber 11 through pipeline.
Evaporation unit 2 comprises the evaporator room 21 that opens wide the upper end, heating chamber 22 and the rotating disk 23 that is looped around evaporator room outer 21.Rotating disk 23 drives through CD-ROM drive motor 5.Be provided with a plurality of nozzles 221 in the heating chamber 22.The import of nozzle 221 is connected through the outlet of pipeline with zero(ppm) water recycle pump 6.The outlet of nozzle 221 is towards the periphery wall (periphery wall is meant the wall that evaporator room 21 and heating chamber 22 are separated) of evaporator room 21.Evaporator room 21 is a ring channel structures.
The top of evaporator room 21 is provided with dope receiving tank 26.Dope receiving tank 26 is provided with the liquid concentrator drain 261 that stretches out installation room 1.Be provided with the vacuum liquid film in the evaporator room 21 and form structure 24.The vacuum liquid film forms structure 24 and is driving the circumferential rotation along evaporator room 21 through rotating disk 23.The vacuum liquid film forms structure 24 and comprises blade 241, liquid concentrator suction pipe 243 and combination film forming device 242.Combination film forming device 242 comprises the film forming bar 2422 on the water distributing pipe 2421 that is connected of water distributing pipe 2421 and some distributions along the vertical direction.Film forming bar 2422 along continuous straight runs extend.Water distributing pipe 2421 vertically extends.The upper end of water distributing pipe 2421 is fixed on the rotating disk 23.Be provided with the passage that is communicated with storage barrel 13 and water distributing pipe 2421 in the rotating disk 23.Rotating disk 23 is provided with vacuum source 25.Liquid concentrator suction pipe 243 extends along the vertical direction.To be exit end be docking together with the entrance end of vacuum source 44 in the upper end of liquid concentrator suction pipe 243, and the outlet of vacuum source 25 is positioned at the top of dope receiving tank 26.
Condensing works 3 is positioned at installation room 1 and is positioned at the top of evaporation unit 2.Condensing works 3 comprises condensation impeller 31 and exhaust impeller 32.
Be provided with liquid storage cylinder 3111 in the condensation impeller shaft 311.The inner of condensation impeller vane 312 wears in the liquid storage cylinder 3111.Condensation impeller vane 312 and affixed the linking together of condensation impeller shaft 311 sealings.Condensation impeller vane 312 seals through the mode of welding with condensation impeller shaft 311 and is fixed together.The inner of condensation impeller vane 312 is provided with a plurality of blade part inlet openings 3121.Blade part inlet opening 3121 is along the axial distribution of condensation impeller shaft 311.The outer end of condensation impeller vane 311 is welded on the internal surface of condensation impeller housing 313.Form axially extended vapour passage 314 between the adjacent condensation impeller blade 312 along the condensation impeller shaft.313 times both ends opens of condensation impeller housing and form inlet mouth 3132, upper end and open wide and form air outlet 3133.Condensation impeller housing 313 is provided with apocenosis passage 3131.Condensation impeller housing 313 with the outer side wall sealed butt joint of evaporator room 21 together.Condensation impeller housing 313 can rotate with respect to evaporator room 21.Be provided with guide grids 8 between condensation impeller 31 and the evaporator room 21.
The roof of installation room 1 forms the pit 9 that is positioned on the internal surface to outer lug.The diapire of pit 9 is provided with tracheae 16.Exhaust impeller 32 is built in the pit 9.Exhaust impeller 32 is positioned at the top of condensation impeller 31.Exhaust impeller 32 comprises exhaust impeller rotating shaft 321 and is fixed in the some exhaust impeller vanes 322 in the exhaust impeller rotating shaft 321.Exhaust impeller rotating shaft 321 and condensation impeller shaft 322 are coaxial and be structure as a whole.
Be equipped with liquid distribution pipe 7 in the exhaust impeller rotating shaft 321.The lower end of liquid distribution pipe 7 reaches in the liquid storage cylinder 3111.
The top of installation room 1 is provided with second Heat Room 15.Second Heat Room 15 and first Heat Room 14 separate through the diapire of installation room 1.The upper end of liquid distribution pipe 7 reaches in second Heat Room 15.Liquid distribution pipe 7 is fixed together with sealing between the wall portion of second Heat Room 15.Liquid distribution pipe 7 is provided with the liquid distribution pipe portion inlet opening 71 that is communicated with second Heat Room 15 and liquid distribution pipe 7 inside.Second Heat Room 15 separates with first Heat Room 14.Be connected together through output tube 222 between second Heat Room 15 and the heating chamber 22.Second Heat Room 15 is provided with the first distilled water discharging mouth 151.
Also be provided with seawater seawater input tube 17 in the installation room 1.The exit end of tracheae 16 is connected through the outside of vacuum orifice 18 with installation room 1.Tracheae 16 passes second Heat Room 15.Seawater input tube 17 is a heat transfer tube.The import of seawater input tube 17 is connected through the outside of sea intake 19 with installation room 1.Seawater input tube 17 passes second Heat Room 15, first Heat Room 14 and zero(ppm) water storing chamber 11 from top to bottom successively.The outlet of seawater input tube 17 is connected with storage barrel 13.
In order to reduce envrionment temperature to the influence of distillation circulation time stability with reduce the loss of heat: be positioned at installation room 1 and output tube 222 on the external portion of installation room 1 and all be provided with thermofin.Thermofin does not draw in the drawings.
Referring to Fig. 2, condensation impeller vane 312 is along the circumferential distribution of condensation impeller shaft 311.D was to the flanging 3122 of bending forward during the inner of condensation impeller vane 312 was provided with and promptly schemes along condensation wheel rotation direction.Condensation impeller housing 313 is fixed together with condensation impeller shaft 311 through condensation impeller vane 312.The surface 3123 of the front side that is positioned at condensation wheel rotation direction of condensation impeller vane is with the entrance end alignment of apocenosis passage 3131.Apocenosis passage 3131 recedes along condensation wheel rotation direction.Exhaust impeller blade 322 is along the circumferential distribution of exhaust impeller rotating shaft 321.The outer end of exhaust impeller blade 322 exceeds the outside surface of condensation impeller housing 313.Exhaust impeller blade 322 staggers with condensation impeller vane 312.
Referring to Fig. 3, form crack 3124 between flanging 3122 and the condensation impeller vane 312.Crack 3124 constitutes feed pathway 315 with blade part inlet opening 3121.
Referring to Fig. 4, the vacuum liquid film forms knot enough 24 has four.Four vacuum liquid films form knot enough 24 and are symmetrically distributed in the evaporator room 21.Evenly be arranged so that to need not counterweight the stationarity in the time of can guaranteeing to rotate.E was to set gradually backward in the past during blade 241, liquid concentrator adsorption tube 243 and combination film forming device 242 turning direction when using was schemed.Film forming bar 2422 is a conical rod, and film forming bar 2422 is perpendicular to the sidewall of evaporator room 21 and be located in the liquid distribution pipe 421.Liquid concentrator adsorption tube 243 is positioned on the outside of evaporator room 21.Nozzle 221 is along the circumferential uniform distribution of heating chamber 22.
During use, referring to Fig. 1: be evacuated down to required vacuum tightness through corresponding vaccum-pumping equipment through 18 pairs of evaporator rooms 21 of vacuum orifice, CD-ROM drive motor 5 drive condensation impellers 31 with exhaust impeller 32 according to the D among Fig. 2 to rotation.Low-temperature distillation water in the liquid distribution pipe 7 is provided and delivered and is spread out at the condensation impeller vane through feed pathway 214 (referring to Fig. 3) under action of centrifugal force and is positioned on the surface 3123 (referring to Fig. 2) in the place ahead of condensation impeller vane turning direction.Steam in the evaporator room 21 enter in the vapour passage 214, with directly contact and the condensation and be mixed into pyritous zero(ppm) water of the low-temperature distillation water on condensation impeller 212 surfaces; Hyperthermal distilled water is shed in first Heat Room 14 through apocenosis passage 313 from the outer end of condensation impeller vane 312; Hyperthermal distilled water plays the effect that spray-type heats to seawater input tube 17, and the seawater temperatures in the seawater input tube 17 rise.Under action of gravity; Hyperthermal distilled water gathers in the zero(ppm) water storing chamber 11 and seawater input tube 17 is flooded; Zero(ppm) water heat exchange in seawater in the seawater input tube 17 and the zero(ppm) water storing chamber 11 equates to temperature; Seawater again in storage barrel 13 gets into evaporator rooms 21 and evaporate, the dope of evaporation gained under the effect of absorbent pump 25 in liquid concentrator suction pipe 243 gathers liquid concentrator pinching groove 26, the liquid concentrators in the liquid concentrator pinching groove 26 are through 261 discharges of liquid concentrator drain.Zero(ppm) water in the zero(ppm) water storing chamber 11 under the effect of zero(ppm) water recycle pump 6 entering heating chamber 22 in, provide heat to supply the evaporation of seawater in the evaporator room 21, the zero(ppm) water in the heating chamber 22 are by the back temperature decline of being absorbed heat (temperature can be higher than the temperature of firm entering installation room 1 seawater when interior).Zero(ppm) water in the heating chamber 22 carries out heat exchange with firm seawater in seawater admission port 19 enters into seawater input tube 17 and equates to temperature in output tube 222 enters into second Heat Room 15, the zero(ppm) water part warp first distilled water discharging mouth 151 in second Heat Room 15 gives off installation room 1, another part and gets in the feed pathway 315 (referring to Fig. 3) through liquid distribution pipe portion inlet opening 71, liquid distribution pipe 7 successively.Whole process so circulates.
Seawater in the storage barrel 13 is that the passage in rotating disk 23 gets into water distributing pipe 2421 under the negative-pressure adsorption effect in installation room 1; Under action of centrifugal force, spread out on the film forming bar 2422 and flow on the outer side wall internal surface of evaporator room 21, in this process, accomplish evaporation with membranaceous.Blade 241 plays the outer side wall internal surface of cleaning evaporator room 11 and forms lower subnormal ambient with accelerated evaporation and the effect that reduces vaporization temperature.
For ease of reading and understanding; Flowing-path to seawater and zero(ppm) water is summed up as follows; The flowing-path of zero(ppm) water is: first Heat Room, 14 → zero(ppm) water storing chamber, 11 → zero(ppm) water recycle pump, 6 → nozzle, 221 → heating chamber, 22 → output tube, 222 → the second Heat Rooms 15; Beginning is walking along separate routes; A part is discharged through the first distilled water discharging mouth 151, and the other side branch → liquid distribution pipe portion gets into hole 71 → liquid distribution pipe, 7 → liquid storage cylinder, 3111 → blade part inlet opening, 3121 → crack, 3124 → condensation impeller impeller 312 → the first Heat Rooms 14.The flowing-path of seawater is: the outer side wall internal surface evaporation of seawater admission port 19 → seawater input tube 17 → storage barrel 13 → rotating disk 23 → water jet standpipe 2422 → film forming bar 2421 → evaporator room 1.When system has just driven; Need to open heating unit 4 so that evaporative process drives; Need to judge whether additional heat to keep evaporative process through the temperature that detects the seawater in the storage barrel 13 then; If the temperature of the seawater in the storage barrel is lower than the required temperature of evaporation; The heat that expression heat vector is discharged greater than pure liquid recycle pump 6 and CD-ROM drive motor 5, this moment through the temperature that starts heating unit 4 and improve the zero(ppm) water in seawater and the zero(ppm) water storing chamber 11 to meeting the requirements (in the reality use, the wall portion of installation room 3 and second pipeline 124 all can be lost a part of heat).If the temperature of the seawater in the storage barrel 13 is higher than the required temperature of evaporation; The heat that expression heat vector is discharged less than pure liquid recycle pump 6 and CD-ROM drive motor 5; The temperature that reduce to be evaporated liquid through the zero(ppm) water of opening the second pure liquid drain 12 and emitting an a part of heat this moment is to meeting the requirements; During design, through making the seawater in the seawater input tube 17 equal to the temperature of the zero(ppm) water of discharging, then behind the device start with the temperature of the seawater that has just got into through the first distilled water discharging mouth 151 with the abundant heat exchange of zero(ppm) water; Only need heating unit 4 to replenish a small amount of even need not additional heat, the evaporative condenser process can be carried out continuously.
Claims (10)
1. distillation type seawater what is said or talked aboutization equipment; Comprise evaporation unit, installation room, heating unit, the seawater input tube that is provided with evaporator room, the condensing works that is built in installation room and vacuumize the tracheae of usefulness, it is characterized in that, also comprise zero(ppm) water recycle pump, zero(ppm) water storing chamber and the first zero(ppm) water relief outlet to evaporator room; Said evaporation unit also comprises the heating chamber that is looped around outside the evaporator room; Said condensing works comprises the condensation impeller, and said condensation impeller comprises that condensation impeller shaft, condensation impeller vane, the conveying zero(ppm) water of synchronous rotation arrive lip-deep feed pathway of condensation impeller vane and condensation impeller housing, form vapour passage between the adjacent condensation impeller blade; The liquid outlet channel that the condensation impeller housing is provided with inlet mouth, air outlet and aligns with the outer end of condensation impeller vane; Inlet mouth connects with evaporator room, and tracheae is arranged on installation room on the wall of air outlet, and the condensation impeller housing is with forming first Heat Room between the installation room; First Heat Room is connected with the zero(ppm) water storing chamber; Input tube is a heat transfer tube, and input tube is connected with evaporator room after passing first Heat Room and zero(ppm) water storing chamber successively, and the zero(ppm) water recycle pump is used for the zero(ppm) water in the zero(ppm) water storing chamber is transported to heating chamber; The entrance end of feed pathway is connected with heating chamber, and the first zero(ppm) water relief outlet is used for the zero(ppm) water in the heating chamber is discharged.
2. distillation type seawater what is said or talked aboutization equipment according to claim 1; It is characterized in that; Also comprise the storage barrel on the exit end that is arranged on the seawater input tube; Be provided with in the storage barrel and drive the CD-ROM drive motor that the condensation impeller is used, said zero(ppm) water recycle pump is positioned at said storage barrel, and the seawater output tube is connected with evaporator room through storage barrel.
3. distillation type seawater what is said or talked aboutization equipment according to claim 2 is characterized in that storage barrel is positioned at the zero(ppm) water storing chamber, and heating unit is arranged in the zero(ppm) water storing chamber.
4. distillation type seawater what is said or talked aboutization equipment according to claim 3 is characterized in that evaporation unit is unsettled to be arranged in the installation room, and the zero(ppm) water storing chamber is surrounded by the outer wall and the installation room of evaporation unit, and the zero(ppm) water storing chamber is provided with the after-fractionating water outlet.
5. distillation type seawater what is said or talked aboutization equipment according to claim 4; It is characterized in that; Said condensing works is positioned at the top of said evaporation unit, and said evaporator room is the chamber that the upper end is opened wide, and the condensation impeller vertically is provided with; Condensation impeller housing lower end is opened wide fully and is formed inlet mouth, and inlet mouth with the opening end sealed butt joint of evaporator room together.
6. distillation type seawater what is said or talked aboutization equipment according to claim 5 is characterized in that, is provided with guide grids between condensation impeller and the evaporator room.
7. according to claim 1 or 2 or 3 or 4 or 5 or 6 described distillation type seawater what is said or talked aboutization equipment; It is characterized in that; The exhaust impeller that also comprises the exit end that is positioned at said air outlet, exhaust impeller comprise some exhaust impeller vanes and the exhaust impeller rotating shaft that drives the exhaust impeller blades turning, and the internal surface of installation room is provided with the pit that the wall by installation room forms to outer lug; Said exhaust impeller is contained in the said pit, and said tracheae is arranged on the wall of pit.
8. distillation type seawater what is said or talked aboutization equipment according to claim 7; It is characterized in that; Also comprise second Heat Room; Said feed pathway is connected with heating chamber through said second Heat Room, and the seawater input tube gets into first Heat Room after passing said second Heat Room, and the first distilled water discharging mouth is arranged on second Heat Room; The outside surface of pocket wall is the part of the internal surface of second Heat Room, and tracheae passes said second Heat Room.
9. distillation type seawater what is said or talked aboutization equipment according to claim 7 is characterized in that, said exhaust impeller rotating shaft and condensation impeller shaft are coaxial and be fixed together.
10. according to claim 1 or 2 or 3 or 4 or 5 or 6 described distillation type seawater what is said or talked aboutization equipment; It is characterized in that; Also comprise second Heat Room; Said feed pathway is connected with heating chamber through said second Heat Room, and water inlet pipe passes and gets into first Heat Room behind said second Heat Room, when the first distilled water discharging mouth is arranged on second heat exchange on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210095649.7A CN102659194B (en) | 2012-04-01 | 2012-04-01 | Distillation-type seawater desalinization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210095649.7A CN102659194B (en) | 2012-04-01 | 2012-04-01 | Distillation-type seawater desalinization device |
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| Publication Number | Publication Date |
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| CN102659194A true CN102659194A (en) | 2012-09-12 |
| CN102659194B CN102659194B (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210095649.7A Expired - Fee Related CN102659194B (en) | 2012-04-01 | 2012-04-01 | Distillation-type seawater desalinization device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163461A (en) * | 2014-05-05 | 2014-11-26 | 浙江海洋学院 | Novel water treatment purifier |
| CN104163459A (en) * | 2014-05-05 | 2014-11-26 | 浙江海洋学院 | Household water purifier |
| CN106693418A (en) * | 2016-12-22 | 2017-05-24 | 重庆淼森环保工程有限公司 | Strong brine high dispersion and dehydration equipment |
| CN109200613A (en) * | 2018-11-24 | 2019-01-15 | 无锡诚尔鑫环保装备科技有限公司 | A kind of liquid concentration collaborative device and its working method |
| CN110657513A (en) * | 2018-06-29 | 2020-01-07 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
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| CN201834781U (en) * | 2010-08-31 | 2011-05-18 | 李星煜 | Single-stage vacuum distillation seawater desalination device |
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| CN102351261A (en) * | 2011-08-31 | 2012-02-15 | 冯益安 | Communicating vessel heat exchanger |
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| CN101721824A (en) * | 2008-10-31 | 2010-06-09 | 凌建军 | Vacuum heat pump type distilling apparatus |
| CN201834781U (en) * | 2010-08-31 | 2011-05-18 | 李星煜 | Single-stage vacuum distillation seawater desalination device |
| CN102336450A (en) * | 2011-08-10 | 2012-02-01 | 国家***天津海水淡化与综合利用研究所 | Seawater distillation desalting device utilizing residual heat of diesel engine and desalting method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104163461A (en) * | 2014-05-05 | 2014-11-26 | 浙江海洋学院 | Novel water treatment purifier |
| CN104163459A (en) * | 2014-05-05 | 2014-11-26 | 浙江海洋学院 | Household water purifier |
| CN104163459B (en) * | 2014-05-05 | 2016-02-03 | 浙江海洋学院 | Household water filter |
| CN106693418A (en) * | 2016-12-22 | 2017-05-24 | 重庆淼森环保工程有限公司 | Strong brine high dispersion and dehydration equipment |
| CN106693418B (en) * | 2016-12-22 | 2018-10-16 | 重庆淼森环保工程有限公司 | Strong brine high dispersive dehydration equipment |
| CN110657513A (en) * | 2018-06-29 | 2020-01-07 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
| CN109200613A (en) * | 2018-11-24 | 2019-01-15 | 无锡诚尔鑫环保装备科技有限公司 | A kind of liquid concentration collaborative device and its working method |
| CN109200613B (en) * | 2018-11-24 | 2023-11-07 | 无锡诚尔鑫环保装备科技有限公司 | Liquid concentration cooperative device and working method thereof |
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| Publication number | Publication date |
|---|---|
| CN102659194B (en) | 2014-03-12 |
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