CN104016431A - Solar sea water desalination device - Google Patents
Solar sea water desalination device Download PDFInfo
- Publication number
- CN104016431A CN104016431A CN201310063166.3A CN201310063166A CN104016431A CN 104016431 A CN104016431 A CN 104016431A CN 201310063166 A CN201310063166 A CN 201310063166A CN 104016431 A CN104016431 A CN 104016431A
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- CN
- China
- Prior art keywords
- heat accumulator
- sea water
- solar energy
- water
- desalination apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/142—Solar thermal; Photovoltaics
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
-
- 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
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The invention relates to a solar sea water desalination device which comprises a reflection unit, a water inlet unit and a condensation unit, wherein the reflection unit comprises a supporting bottom rack, a solar reflector arranged above the supporting bottom rack, a fixing bracket arranged at the peripheral edge of the solar reflector, and a heat accumulator arranged above the solar reflector; a side hole and a through hole are formed in the heat accumulator; the fixing bracket is connected with the heat accumulator; the water inlet unit comprises a water inlet pipe; one end of the water inlet pipe is connected with the side hole of the heat accumulator; the condensation unit comprises an evaporating pipe and a water storage tank connected with the evaporating pipe; and one end of the evaporating pipe is connected with the through hole of the heat accumulator. Solar light can be reflected to the heat accumulator through the solar reflector, the heat accumulator is heated, water flowing into the heat accumulator is heated to evaporate, escapes from the evaporating pipe and is stored in the water storage tank after being condensed, irradiation heating is performed by utilizing the solar light, extra energy consumption is not needed, and clean water resources can be obtained.
Description
Technical field
The present invention, about a kind of sea water desalinating plant, refers to a kind of solar energy sea water desalination apparatus that utilizes solar thermal energy to carry out sea water desaltination especially.
Background technology
On the earth, water total reserves is about 1.36x10
18m
3, but remove outside the salt water resources such as ocean, only have 2.5% for fresh water.Fresh water mainly exists with the form of glacier and deep phreatic water again, 0.3% of the total fresh water in the fresh water Jin Zhan world in river and lake.
World Meteorological Organization points out at the beginning of 1996: lack of water is the matter of utmost importance that city, the whole world faces, and estimates the year two thousand fifty, and there is 46% urban population lack of water in the whole world.For the area of water resources rareness, water has exceeded the scope of living resources, and becomes strategic resource, and due to the rare property of water resources, the possibility of water outbreak of war is more and more higher.In order to allow the whole world all be concerned about the problem of shortage of fresh water, the 47Jie United Nations General Assembly decides and will be decided to be World Water Day on annual March 22.
Early stage people can extract use underground water, yet use underground water can cause fault sag and destroy ground bottom structure, causing the permanent damage that cannot reply, also blocking groundwater likely, many local people, ban use of underground water, to avoid the infringement of various permanent.Sea water desaltination is its a kind of countermeasure, but owing to consuming the too high and high cost of energy, most desalimtors after building up soon just because insufficient funds are forced to close.Middle East Du, visit this arid but rich place, utilize this method to obtain fresh water.
TaiWan, China I348994 patent of invention " fresh water generation method, device for generating fresh water, method for desalting seawater and sea water desalinating plant ", discloses a kind of fresh water generation method that can purify waste water from non-middle acquisition fresh water of purifying waste water such as seawater etc.It is mainly to generate fresh water by reverse osmosis membrane pressure filtration, low salt concn water and sea water mixing by salt concn lower than seawater, and the mixing water being obtained by this mixing is carried out to reverse osmosis membrane filtration, generate whereby fresh water.
But, by reverse osmosis membrane, need external energy to push in seawater, otherwise water molecules cannot pass through the superfine reverse osmosis membrane of density fast, be therefore necessary to use mass energy to produce fresh water.And this measure meeting increases cost because energy prices go up, cause not having large-scale promotion potentiality.
From above-mentioned, sayed, water is the essential material of tellurian any biology, life entity, the soil of lack of water just cannot breed biology, and fresh water is irrigated and the bioelement that breeds terrestrial life especially, and the source of fresh water, saving, storage, utilization are global important issue.So, being in fact necessary to develop and a kind ofly can effectively carrying out sea water desaltination, technology that again can the additional waste energy, to increase the output of clean fresh water.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of solar energy sea water desalination apparatus.
For achieving the above object, the invention provides a kind of solar energy sea water desalination apparatus, comprise:
One reflector element, it sunlight reflected device, one that comprises that a support underframe, is arranged at this support underframe top is arranged at the fixed support of this sunlight reflected device periphery, an and heat accumulator that is arranged at this sunlight reflected device top, on this heat accumulator, offer a side opening and a through hole, this fixed support is connected with this heat accumulator;
One water inlet unit, it comprises a water inlet pipe, one end of this water inlet pipe is connected with this side opening of this heat accumulator;
One condensing unit, it comprises that a generating tube is connected the aqua storage tank of this generating tube with one, one end of this generating tube is connected with the through hole of this heat accumulator.
As preferred version, wherein this heat accumulator has more a temperature sensor provided thereon.
As preferred version, wherein this water inlet unit has more the flow director of being located at this water inlet pipe top.
As preferred version, wherein this condensing unit has more the condenser of being located at this upper part of evaporating.
As preferred version, wherein the surface of this sunlight reflected device is provided with more than one focusing lens.
As preferred version, wherein the rear of this sunlight reflected device is more provided with slide teeth wheels that are arranged on this support underframe, this support underframe has the axle of a rotation, this sunlight reflected device moves reciprocatingly between one first sliding position and one second sliding position by these slide teeth wheels, by this sunlight reflected device, between first and second sliding position, slide and the rotation that coordinates this axle, this sunlight reflected device is being followed sun direction of light and is being slided and rotate.
As preferred version, wherein this support underframe have one can 360 the degree axle of rotating.
As preferred version, wherein this reflector element has more automatically controlled a group of being arranged on this support underframe, this automatically controlled group of start that can control these slide teeth wheels and this axle.
As preferred version, wherein this focusing lens is adjusted its reflection angle by this automatically controlled group.
As preferred version, wherein this heat accumulator has more a body, and one is arranged on this body in order to open and close uncapping of this body.
Beneficial functional of the present invention is, by this sunlight reflected device can reflected sunlight to this heat accumulator, and this heat accumulator is heated, and the water that flows into this heat accumulator is subject to thermal evaporation and overflow from this generating tube, and store to this aqua storage tank after condensation, utilize sunlight to irradiate to heat can not must additionally to consume the energy and can obtain clean water resources.
Accompanying drawing explanation
Fig. 1 is the enforcement schematic diagram of the first preferred embodiment of solar energy sea water desalination apparatus of the present invention;
Fig. 2 is the partial cutaway schematic of a heat accumulator in this first preferred embodiment;
Fig. 3 is a block schematic diagram, illustrates that this temperature sensor feeds back signal to a flow director, to control the flow through water yield number of this flow director of an inlet flume;
Fig. 4 is the enforcement schematic diagram of the second preferred embodiment of solar energy sea water desalination apparatus of the present invention.
[main element nomenclature]
3-reflector element; 31-support underframe; 311-axle; 32-sunlight reflected device; 321-plane of reflection; 322-focusing lens; 323-slide teeth wheels; 33-fixed support; 331-leg; 34-heat accumulator; 341-side opening; 342-through hole; 343-body; 344-uncaps; 345-temperature sensor; Automatically controlled group of 35-;
The 4-unit that intakes; 40-inlet flume; 41-water inlet pipe; 411-flow director;
5-condensing unit; 51-generating tube; 52-aqua storage tank; 53-condenser.
Embodiment
About feature of the present invention and technology contents, below coordinate three preferred embodiments with reference to accompanying drawing to be described in detail as follows.
Before being elaborated, be noted that similar element is to represent with identical numbering.
Consulting Fig. 1,2, is the first preferred embodiment of solar energy sea water desalination apparatus of the present invention, and this solar energy sea water desalination apparatus comprises a reflector element 3, a water inlet unit 4, and a condensing unit 5.
This reflector element 3 comprises a support underframe 31, a sunlight reflected device 32, a fixed support 33, and a heat accumulator 34.This support underframe 31 is that ground is stood in support, this sunlight reflected device 32 be arranged at the top of this support underframe 31 and have one can reflected sunlight plane of reflection 321, this fixed support 33 has a plurality of legs 331, one end of each leg 331 is to be arranged on the periphery of this sunlight reflected device 32, and upwards Qie Xiang center concurrent is concentrated for the contrary the other end.This heat accumulator 34 is concentrated with a plurality of leg 331 concurrents, connected by a plurality of legs 331 and the top of this sunlight reflected device 32 is stood in support.
In this preferred embodiment, this sunlight reflected device 32 is circular plates moulding, but during actual enforcement, can be also groove type, Polygons or other geometrical shape etc., should be as limit.And this heat accumulator 34 has more a side opening 341, a through hole 342, a body 343, and one be arranged on this body 343 and uncap 344 in order to what open and close this body 343.
This water inlet unit 4 comprises an inlet flume 40, and a water inlet pipe 41.In this inlet flume 40, accommodate seawater and be positioned at eminence and connect this water inlet pipe 41, one end of this water inlet pipe 41 is connected with this inlet flume 40, and the contrary the other end is connected with the side opening 341 of this heat accumulator 34.This condensing unit 5 comprises that a generating tube 51 is connected the aqua storage tank 52 of this generating tube 51 with one, and one end of this generating tube 51 is also connected with the through hole 342 of this heat accumulator 34.
It is worth mentioning that, when the present invention implements in reality, this condensing unit 5 also can optionally configure a condenser 53 (for example metal heat sink) of being located on this generating tube 51, in order to carry out cooling to the water vapour in this generating tube 51 fast, because the structure of this condenser 53 is numerous, and non-emphasis of the present invention place, therefore no longer add to repeat to the structure of this condenser 53 in this.
Solar energy sea water desalination apparatus of the present invention by this sunlight reflected device 32 can reflected sunlight to this heat accumulator 34, and this heat accumulator 34 is heated, and the seawater that flows into this heat accumulator 34 is heated and vaporization overflowing from this generating tube 51, in way, after water droplet is formed in condensation, store to this aqua storage tank 52, utilize solar energy must additionally not consume the energy and can obtain clean water resources.
344 bottoms that are arranged at this heat accumulator 34 and this is uncapped, in order to open and to seal this heat accumulator 34, when seawater flows in this heat accumulator 34 and after being subject to thermal evaporation, can leave over the residue such as impurity or sea salt xln in lower water, by this design of 344 of uncapping, just can person easy to use remove the residue in this heat accumulator 34.
Coordinate and to consult Fig. 3, in this preferred embodiment, it is one provided thereon and can bear the temperature sensor 345 of high temperature that this heat accumulator 34 has more.This water inlet unit 4 has more the flow director 411 of being located at these water inlet pipe 41 tops.This flow director 411 is valves, in order to control from flow through this water inlet pipe 41 flow into the water yield of this heat accumulator 34 of this inlet flume 40.The structure of this flow director 411 is traditional drop controlling organization for example, because the kind of valve and drop controlling organization is numerous, and non-emphasis of the present invention place, therefore no longer the structure of this flow director 411 is added to repeat in this.
This temperature sensor 345 is arranged on this heat accumulator 34, when this heat accumulator 34 is subject to stronger solar light irradiation and makes temperature rise higher, vaporator rate while accelerating, can give this flow director 411 by signal of feedback, the water yield of this flow director 411 of making to flow through increases, now, seawater just can enter this heat accumulator 34 rapidly.Relatively, when this heat accumulator 34 be subject to less solar light irradiation and make that temperature declines, vaporator rate is when slack-off, can give this flow director 411 by signal of feedback, the discharge reduction of this flow director 411 that makes to flow through, can flow in this heat accumulator 34 seawater more lentamente.
As shown in the above description, after this heat accumulator 34 heats up, utilize this flow director 411 to control the water yield that enters this heat accumulator 34, make it to maintain relatively high temperature, vaporization efficiency can effectively be improved, become an efficient control mode.
Consulting Fig. 4, is the second preferred embodiment of solar energy sea water desalination apparatus of the present invention, and this second preferred embodiment comprises a reflector element 3, a water inlet unit 4 equally, and a condensing unit 5.Something in common repeats no more in this, difference is, in this second preferred embodiment, this sunlight reflected device 32 is similar general circular antenna dish and has a smooth plane of reflection 321, this plane of reflection 321 can reflect sunlight, and in order to increase the reflection efficiency of sunlight, the plane of reflection 321 of this sunlight reflected device 32 is more provided with a plurality of focusing lens 322.
In this second preferred embodiment, the back side of this sunlight reflected device 32 has more slide teeth wheels 323 that are arranged on this support underframe 31.This support underframe 31 have one can 360 the degree axle 311 of rotating, these slide teeth wheels 323 can make this sunlight reflected device 32 move reciprocatingly between one first sliding position and one second sliding position.By this sunlight reflected device 32, can between first and second sliding position, slide and the rotation that coordinates this axle 311, the running orbit that can make this sunlight reflected device 32 follow the sun slides and rotates.
Because the plane of reflection 321 of this sunlight reflected device 32 can be along with sunlight moves, so be arranged at that heat accumulator 34 on this sunlight reflected device 32 can be subject to sunlight reflection always, continuous heating heats up, can be because of cannot reflected sunlight and lose heating efficiency.
It is worth mentioning that, this reflector element 3 has more automatically controlled a group 35 of being arranged on this support underframe 31, this automatically controlled group 35 except can controlling these slide teeth wheels 323 and 311 starts of this axle, go back the reflection angle of this focusing lens 322 of capable of regulating.
As long as input running track from sun is given this automatically controlled group 35, this automatically controlled group 35 can drive this gear unit 323 and the relative start of this axle 311, to meet this sunlight reflected device 32, can constantly aim at solar source.Certainly, during actual enforcement, also can utilize manual mode to allow this sunlight reflected device 32 aim at solar source, should be as limit.
Definition for evaporation is: individual other water molecules becomes more active because obtaining energy, thereby departs from original water body, dissipates in air.When capacity rating is provided, water body is larger, and temperature rises slower, and steam output is also just fewer.In design of the present invention, seawater is by the drop by drop heat absorption isolator of the flow director 411 as similar drop, and the relatively a large amount of heat energy of liquid water molecules moment contact of relatively small amount, contributes to improve vaporization efficiency.
In addition, the heat build-up effect of this sunlight reflected device 32 also can significantly improve vaporization efficiency.In the second preferred embodiment of the present invention, the plane of reflection 321 of this sunlight reflected device 32 is provided with a plurality of focusing lens 322, and the focusing lens 322 of meticulously building can just make focal position be warming up to hundreds of degree Celsius under sunshine in several minutes.And because vaporization efficiency is high, the also corresponding expansion of suitable utilization place of the present invention.
And the Europe of high latitude, Japan or the Chinese ground such as North China, although samming is lower, sunshine is relatively less, still can use the present invention to obtain fresh water to a certain degree.Because of use sun power therefore, absolutely great advantage of the present invention is arid when more serious, the efficiency of sea water desaltination is just higher, thereby is also just more conducive to alleviate the loss that arid is brought.Even if do not have to the degree of noisy drought, properly utilize the resource at sunshine in summer to implement sea water desaltination, the well-designed facility of playing with water of arranging in pairs or groups, also contributes to relieve summer heat and reduces the consumption of air conditioner energy source.
In addition, solar energy sea water desalination apparatus of the present invention, also can implement across the sea.Although implement across the sea also must make floating platform, on ground, still there is its value in the thick region of narrow people.For example at TaiWan, China, lack the Gaoxiong City of winter rain, nearby marine site is implemented this scheme and can significantly be improved the stability of water supply.In the Penghu of long-term lack of water, all the more so in addition.The present invention, except affecting the situation of global water resources supply and staple food supply, also may produce other derivative impact, for example: the construction of reservoir, is just worth reappraising.And, should contribute to the child care of existing forest, even the farmland on the nearly mountain of part be conceded the land to forestry, thereby be conducive to soil conservation.
Comprehensively above-mentioned, solar energy sea water desalination apparatus of the present invention by this sunlight reflected device 32 can reflected sunlight to this heat accumulator 34, and this heat accumulator 34 is heated, and the water that flows into this heat accumulator 34 is heated and vaporization overflowing from this generating tube 51, in way, after forming water droplet, condensation stores to this aqua storage tank 52, utilize solar energy must additionally not consume the energy and can obtain clean water resources, and coordinate temperature sensor 345 to feed back signal to this flow director 411, after the rapid intensification of this heat accumulator 34, utilize this flow director 411 to control the water yield that enters this heat accumulator 34, make it the temperature that keeps certain, vaporization efficiency can effectively be improved, to reach object of the present invention.
The above, be only preferred embodiment of the present invention, not in order to this, limits the scope of the claims of the present invention, and the equivalence variation of such as doing according to patent spirit of the present invention and modification etc., all in like manner belong in scope of patent protection of the present invention.
Claims (10)
1. a solar energy sea water desalination apparatus, is characterized in that, comprises:
One reflector element, it sunlight reflected device, one that comprises that a support underframe, is arranged at this support underframe top is arranged at the fixed support of this sunlight reflected device periphery, an and heat accumulator that is arranged at this sunlight reflected device top, on this heat accumulator, offer a side opening and a through hole, this fixed support is connected with this heat accumulator;
One water inlet unit, it comprises a water inlet pipe, one end of this water inlet pipe is connected with this side opening of this heat accumulator; And
One condensing unit, it comprises that a generating tube is connected the aqua storage tank of this generating tube with one, one end of this generating tube is connected with the through hole of this heat accumulator.
2. solar energy sea water desalination apparatus as claimed in claim 1, is characterized in that, this heat accumulator has more a temperature sensor provided thereon.
3. solar energy sea water desalination apparatus as claimed in claim 2, is characterized in that, this water inlet unit has more the flow director of being located at this water inlet pipe top.
4. solar energy sea water desalination apparatus as claimed in claim 3, is characterized in that, this condensing unit has more the condenser of being located at this upper part of evaporating.
5. solar energy sea water desalination apparatus as claimed in claim 4, is characterized in that, the surface of this sunlight reflected device is provided with more than one focusing lens.
6. solar energy sea water desalination apparatus as claimed in claim 5, it is characterized in that, the rear of this sunlight reflected device is more provided with slide teeth wheels that are arranged on this support underframe, this support underframe has the axle of a rotation, this sunlight reflected device moves reciprocatingly between one first sliding position and one second sliding position by these slide teeth wheels, by this sunlight reflected device, between first and second sliding position, slide and the rotation that coordinates this axle, this sunlight reflected device is being followed sun direction of light and is being slided and rotate.
7. solar energy sea water desalination apparatus as claimed in claim 6, is characterized in that, this support underframe have one can 360 the degree axle of rotating.
8. the solar energy sea water desalination apparatus as described in claim 6 or 7, is characterized in that, this reflector element has more automatically controlled a group of being arranged on this support underframe, this automatically controlled group of start that can control these slide teeth wheels and this axle.
9. solar energy sea water desalination apparatus as claimed in claim 8, is characterized in that, this focusing lens is adjusted its reflection angle by this automatically controlled group.
10. solar energy sea water desalination apparatus as claimed in claim 1, is characterized in that, this heat accumulator has more a body, and one is arranged on this body in order to open and close uncapping of this body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310063166.3A CN104016431B (en) | 2013-02-28 | 2013-02-28 | Solar energy sea water desalination apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063166.3A CN104016431B (en) | 2013-02-28 | 2013-02-28 | Solar energy sea water desalination apparatus |
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| CN104016431A true CN104016431A (en) | 2014-09-03 |
| CN104016431B CN104016431B (en) | 2016-01-13 |
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| CN201310063166.3A Active CN104016431B (en) | 2013-02-28 | 2013-02-28 | Solar energy sea water desalination apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107364914A (en) * | 2017-08-28 | 2017-11-21 | 方立波 | Sea water distillation plant |
| WO2019080495A1 (en) * | 2017-10-23 | 2019-05-02 | 曾媚 | Solar energy distillation apparatus |
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| CN102887556A (en) * | 2012-03-06 | 2013-01-23 | 吴宣湖 | Solar seawater desalinization machine, water distillator and solar boiler |
| CN203229397U (en) * | 2013-02-28 | 2013-10-09 | 刘文晏 | Solar seawater desalting device |
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| WO2019080495A1 (en) * | 2017-10-23 | 2019-05-02 | 曾媚 | Solar energy distillation apparatus |
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| CN104016431B (en) | 2016-01-13 |
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