CN203269609U - Solar seawater desalination device - Google Patents

Solar seawater desalination device Download PDF

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Publication number
CN203269609U
CN203269609U CN2013202730688U CN201320273068U CN203269609U CN 203269609 U CN203269609 U CN 203269609U CN 2013202730688 U CN2013202730688 U CN 2013202730688U CN 201320273068 U CN201320273068 U CN 201320273068U CN 203269609 U CN203269609 U CN 203269609U
Authority
CN
China
Prior art keywords
seawater
condenser
solar energy
evaporation
oil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2013202730688U
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Chinese (zh)
Inventor
吴江
栗翔
石宙
代学伟
冯巧波
李成帅
张苏阳
商景政
蒋颖媛
顾宇婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai University of Electric Power
University of Shanghai for Science and Technology
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Shanghai University of Electric Power
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Publication date
Application filed by Shanghai University of Electric Power filed Critical Shanghai University of Electric Power
Priority to CN2013202730688U priority Critical patent/CN203269609U/en
Application granted granted Critical
Publication of CN203269609U publication Critical patent/CN203269609U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/138Water desalination using renewable energy
    • Y02A20/142Solar thermal; Photovoltaics
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20Controlling water pollution; Waste water treatment
    • Y02A20/208Off-grid powered water treatment
    • Y02A20/212Solar-powered wastewater sewage treatment, e.g. spray evaporation

Abstract

The utility model relates to a solar seawater desalination device. A solar thermal collector array is connected with an oil pipe in a seawater evaporation pot, the inner side wall of the seawater evaporation pot is provided with an atomization nozzle, the atomization nozzle is connected with an unevaporated seawater outlet at the lower end of the seawater evaporation pot and a cold seawater outlet of a condenser through a circulating pump, and a steam outlet at the upper end of the seawater evaporation pot is connected with a steam inlet of the condenser. A coiled pipe is fully distributed in the condenser, a water inlet of the coiled pipe is connected with a throttle valve for controlling the feeding amount of cold seawater, and a liquid water outlet at the lower end of the condenser is connected with a fresh water collecting device. According to the utility model, no external energy input is required, a solar thermal collector converts radiation energy into thermal energy for heating working medium oil, and through the oil circulating in the pipe, the heat is transferred to seawater in the evaporation pot so as to achieve an effect of heating the seawater. In addition, an atomization nozzle is also arranged in the evaporation pot, so that the heated surface of seawater is increased, and the evaporation of seawater is accelerated. Steam is condensed into fresh water through the condenser, thereby realizing the desalination of seawater.

Description

Solar energy sea water desalination apparatus
Technical field
The utility model relates to a kind of solar thermal utilization and sea water desaltination field, especially a kind of solar energy sea water desalination apparatus.
Background technology
On market, existing solar energy sea water desalination apparatus and device volume are all comparatively huge, and device is very complicated, have caused device expensive, and the vaporization efficiency of seawater is not very high, have caused the waste of the aspects such as the energy, material.Existing a variety of to device and the method for solar seawater desalination at present, be all to come the direct heating seawater by the heat energy that utilizes the sun, derive thus very eurypalynous appliance arrangement, but all also imperfect, each device has its advantage and defect part.Except the efficient of sea water desaltination, be also crucial the work-ing life of device, and device of the present utility model is exactly to set about from the aspect in work-ing lifes two of the efficient of sea water desaltination and equipment, launches take efficient, environmental protection as target.Present disclosed patent mainly contains:
1) 226011 Xi Anqiao village, Nantong City Gangzha District Qin Zhao street is 15 groups, solar energy sea water desalination apparatus and method for desalting seawater thereof, application number: 201110141026.4
2) China Petroleum Univ. (East-China), Wang Jun; Liu Lulu; Ju Hong; The solar energy sea water desalination apparatus of Li Xueqin, application number: 200910016942.8
The described device of patent one enters vaporizer by solar energy collector direct heating seawater after heating, the water vapor of generation enters condenser from vapour outlet, enters fresh-water tank after condensing.Although directly utilized the heat energy of the sun, seawater has corrosive nature to the heat collector tube wall, and greatly shortened the work-ing life of heat collector.The described device of patent two is between sea water evaporator and steam condenser, utilize the heat pump heat supply circulation that the latent heat that water recovery discharges is supplied with sea water evaporator, for evaporation of seawater provides heat, the condensation latent heat that has effectively reclaimed water vapor has still increased the extra wasted work of device and effect and not obvious.
Along with the problem of energy scarcity is more and more obvious, the Freshwater resources scarcity is more and more serious.In addition, world population is also constantly increasing, and available Freshwater resources are fewer and feweri per capita.
In sum, be badly in need of at present a kind of simple in structure, the solar energy sea water desalination apparatus that duration of service is long.The theories such as the utility model is simple based on principle of work, use safety, closeness to life, environmental protection Non-energy-consumption have been researched and developed solar energy sea water desalination apparatus and device, come the water difficulty of release portion region-by-region.
Summary of the invention
The utility model is to solve the utilization ratio of solar heat of solar energy sea water desalination apparatus and the technical problem of sea water desaltination efficient, and a kind of solar energy sea water desalination apparatus is provided.
for achieving the above object, the technical solution of the utility model is: a kind of solar energy sea water desalination apparatus, comprise the solar energy collector array, the evaporation of seawater tank, atomizer, recycle pump, throttling valve, condenser, fresh water collecting device, oil-piping, be characterized in: the solar energy collector array is connected with oil-piping in the evaporation of seawater tank, on evaporation of seawater tank inner side-wall, atomizer is housed, atomizer does not evaporate seawer outlet by recycle pump and evaporation of seawater tank lower end is connected the Mare Frigoris water out and is connected with condenser, the outlet of evaporation of seawater tank upper steam is connected with the condenser steam inlet, the liquid water outlet of condenser lower end connects fresh water collecting device.
Be covered with serpentine tube in condenser, the serpentine tube water-in connects the throttling valve that is used for controlling Mare Frigoris water inlet.The liquid water outlet of condenser lower end connects the fresh water collecting case.Be connected with in the tank connected oil-piping of solar energy collector array and evaporation of seawater and can reduce the required power input of Working fluid flow, extend the thermal oil of solar energy heating tube lifetime.The solar energy collector array is comprised of dense arrangement thermal-arrest tube bank together.
The beneficial effects of the utility model:
The utility model compared with prior art has following technical characterstic:
1, adopt the solar energy collector array, intensive arranged together of the thermal-arrest tube bank of device saved the area that takes up an area, and increased Heat-collecting effect, improves the utilization ratio of solar heat;
2, adopt thermal oil as the heat-transfer medium of solar energy heat collector, utilize the be heated characteristics of cubical expansion of thermal oil, form pressure reduction, reduced the required power input of Working fluid flow.Because seawater has strong corrosion to equipment, adopt thermal oil as heat-transfer medium, can extend the life-span of thermal-collecting tube;
The latent heat of vaporization of emitting when 3, utilizing vapor condensation is carried out preheating to seawater, improves seawater temperature, accelerates evaporation, and then improves plant efficiency.
Utilize solar energy sea water desalination apparatus of the present utility model, can alleviate the rare problem of fresh water, reduce the investment of present sea water desaltination.This device is widely used in the area of solar energy resources abundance, is conducive to the better utilised seawater resources, is translated into Freshwater resources, for people's daily life, industry, business etc.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the condenser structure schematic diagram.
Embodiment
Below by embodiment and in conjunction with this accompanying drawing, the utility model is further set forth, but do not limit the utility model.
As shown in Figure 1, solar energy sea water desalination apparatus of the present utility model comprises solar energy collector array 1, evaporation of seawater tank 2, atomizer 3, recycle pump 4, throttling valve 5, condenser 6, fresh water collecting device 7, oil-piping 8.
Solar energy collector array 1 is connected with snakelike oil-piping 8 in evaporation of seawater tank 2, on evaporation of seawater tank 2 inner side-walls, atomizer 3 is housed, atomizer 3 does not evaporate by recycle pump 4 and evaporation of seawater tank 2 lower ends the Mare Frigoris water out that seawer outlet is connected with condenser and is connected, the 2 upper steam outlets of evaporation of seawater tank are connected with condenser 6 steam inlets, and condenser 6 lower end liquid water outlets connect fresh water collecting device 7.
Solar energy collector array 1 mainly plays the effect that the radiating capacity of the sun is converted into heat energy, and the heat-transfer working medium that uses in it is thermal oil, and by the accumulation to solar thermal energy, heating is flowing in the thermal oil in the thermal-arrest tube bank.Adopt the advantage of thermal oil: on the one hand because its specific heat capacity is low, absorb identical sun power, temperature raises more than general medium; Secondly, because the coefficient of cubical expansion of oil is large, the oil of high temperature side expands can form the high pressure area, and the low-tension side of heat exchange forms low pressure area in evaporating pot, produces pressure reduction, has reduced the required power input of Working fluid flow; In addition, seawater has serious corrodibility to the heat collector pipeline, uses the work-ing life that working medium oil can extension device, especially collecting apparatus.
2 li high temperature oil pipelines 8 that have been full of serpentine tube of evaporation of seawater tank, the seawater that is preheated atomizer 3 from the side ejects, and has increased so greatly heat interchanging area, is conducive to the evaporation of seawater.Atomizer 3 is arranged on the sidewall of evaporation of seawater tank 2, has reduced cleverly so again the resistance in the steam rising process, is of value to the raising of plant efficiency.
Recycle pump 4 is delivered to the atomizer 3 of evaporation of seawater tank 2 the interior unevaporated seawater of evaporation of seawater tank 2 and by condenser 6 through the seawater of preheating, realized the recycle to seawater.
Throttling valve 5 is controlled the inlet of Mare Frigoris water.Condenser 6 has been realized the condensation process of steam.Be covered with serpentine tube in condenser, make Mare Frigoris water in pipe with the outer hot steam heat exchange of pipe, realize the preheating to seawater, utilized cleverly the latent heat of vaporization in the Condensation, reduced power loss.
Fresh water collecting device 7 stores the seawater of desalination, so that use.
Oil-piping 8 has been realized the transmission of energy and the recycle of thermal oil.
Solar energy sea water desalination apparatus adopts solar energy collector array 1 as the heat energy source of whole device, utilize solar heating working medium oil, the seawater that is sprayed by atomizer 3 by oil-piping 8 heating in evaporation of seawater tank 2, the steam that produces condenses by condensing works 6 and becomes liquid state, enters fresh water collecting case 7.Unevaporated seawater drops to the bottom of evaporation of seawater tank 2, reenters recycle by recycle pump 4.
As shown in Figure 2, be covered with serpentine tube in condenser 6, the serpentine tube water-in is connected with the throttling valve 5 for the inlet of controlling Mare Frigoris water.
The principle of condenser 6 is also very simple, has adopted backflow device, becomes the liquid fresh water collecting device 7 that flows into through the steam of condensation.This backflow device can also be realized the utilization of the latent heat of vaporization efficiently, and the steam 9 of the inside cavity of flowing through and the Mare Frigoris water 10 in serpentine tube have been realized the preheating to the entrance seawater through the row heat exchange, improve plant efficiency.

Claims (4)

1. solar energy sea water desalination apparatus, comprise solar energy collector array (1), evaporation of seawater tank (2), atomizer (3), recycle pump (4), throttling valve (5), condenser (6), fresh water collecting device (7), oil-piping (8), it is characterized in that: described solar energy collector array (1) is connected with oil-piping (8) in evaporation of seawater tank (2), consist of the circulation of working medium oil, on evaporation of seawater tank (2) inner side-wall, atomizer (3) is housed, atomizer (3) does not evaporate seawer outlet by recycle pump (4) and evaporation of seawater tank (2) lower end is connected 6 with condenser) the Mare Frigoris water out be connected, the outlet of evaporation of seawater tank (2) upper steam is connected with condenser (6) steam inlet, the liquid water outlet of condenser (6) lower end connects fresh water collecting device (7).
2. solar energy sea water desalination apparatus according to claim 1, it is characterized in that: described condenser is covered with serpentine tube in (6), and the serpentine tube water-in connects the throttling valve (5) that is used for controlling Mare Frigoris water inlet.
3. solar energy sea water desalination apparatus according to claim 1, it is characterized in that: be connected with in described solar energy collector array (1) and oil-piping (8) that evaporation of seawater tank (2) is connected and can reduce the required power input of Working fluid flow, extend the thermal oil of solar energy heating tube lifetime.
4. according to claim 1 or 3 described solar energy sea water desalination apparatus is characterized in that: described solar energy collector array (1) is comprised of dense arrangement thermal-arrest tube bank together.
CN2013202730688U 2013-05-20 2013-05-20 Solar seawater desalination device Expired - Fee Related CN203269609U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013202730688U CN203269609U (en) 2013-05-20 2013-05-20 Solar seawater desalination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013202730688U CN203269609U (en) 2013-05-20 2013-05-20 Solar seawater desalination device

Publications (1)

Publication Number Publication Date
CN203269609U true CN203269609U (en) 2013-11-06

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Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103232086A (en) * 2013-05-20 2013-08-07 上海电力学院 Solar seawater desalting system
CN105858764A (en) * 2016-05-26 2016-08-17 北京科清环保科技有限公司 Evaporating treatment system and treatment method for high-salinity waste water
CN110194497A (en) * 2019-05-24 2019-09-03 西南交通大学 Desalination plant

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103232086A (en) * 2013-05-20 2013-08-07 上海电力学院 Solar seawater desalting system
CN105858764A (en) * 2016-05-26 2016-08-17 北京科清环保科技有限公司 Evaporating treatment system and treatment method for high-salinity waste water
CN110194497A (en) * 2019-05-24 2019-09-03 西南交通大学 Desalination plant

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131106

Termination date: 20150520

EXPY Termination of patent right or utility model