CN105000614A - Seawater desalination device - Google Patents

Seawater desalination device Download PDF

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Publication number
CN105000614A
CN105000614A CN201510421068.1A CN201510421068A CN105000614A CN 105000614 A CN105000614 A CN 105000614A CN 201510421068 A CN201510421068 A CN 201510421068A CN 105000614 A CN105000614 A CN 105000614A
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CN
China
Prior art keywords
water
heating container
fresh water
desalinating plant
liquidometer
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Granted
Application number
CN201510421068.1A
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Chinese (zh)
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CN105000614B (en
Inventor
赵西增
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Shandong Longruiyuan Electric Technology Co ltd
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Zhoushan Zhihai Technology Development Co Ltd
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Priority to CN201510421068.1A priority Critical patent/CN105000614B/en
Publication of CN105000614A publication Critical patent/CN105000614A/en
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    • 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
    • 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
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37Wastewater or sewage treatment systems using renewable energies using solar energy

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  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

A seawater desalination device is characterized by including a heat collecting rack, a heating box and a fresh water collecting box; parabolic mirrors are uniformly distributed on the heat collecting rack; a heat collecting pipe is mounted above the parabolic mirrors, both ends of the heat collecting pipe are each connected with a infusion pump, two infusion pumps are provided, and a circulation pipeline passing through the heating box is connected between the two infusion pumps. Compared with the prior art, the seawater desalination device has the advantages that solar energy is used for heating heat conduction oil, and the heat conduction oil in the heat collecting pipe can be heated to a highest temperature of 400 DEG C; seawater in the heating box is heated and distilled through the circulation pipeline, and energy is saved; and the device is simple and convenient, small and exquisite in shape, and small in land occupied area, has an energy saving effect, allows all the energy to be provided by solar energy, and is green and environmentally friendly.

Description

Sea water desalinating plant
Technical field
The invention belongs to environmental protection machinery technical field, be specifically related to a kind of sea water desalinating plant.
Background technology
Namely sea water desaltination utilizes sea water desalinization to produce fresh water.Be the increment technique of increasing income realizing water resources utilization, fresh water total amount can be increased, and not by space-time and weather effect, the stable water supply such as coastal Drinking Water for Residents and Industrial Boiler moisturizing can be ensured.
The process meaning sea water desaltination of fresh water is obtained from seawater.Method for desalting seawater now used have seawater freezing method, electroosmose process, distillation method, reverse osmosis method, apply at present reverse osmosis membranereverse osmosis method simple with its equipment, be easy to safeguard and the advantage of EM equipment module dominates the market rapidly, progressively replace distillationmethod becomes most widely used method.
There are 100 Duo Ge scientific research institutions of more than ten country in the world in the research carrying out sea water desaltination, have the sea water desaltination facility of hundreds of different structure and differing capacities in work.One modern large-scale desalimtor, several thousand, several ten thousand even nearly 1,000,000 tons of fresh water can be produced every day.The cost of desalination water is constantly reducing, and some country has been reduced to the price difference of tap water few.The desalination water yield of certain areas reaches the water supply scale in country and city.
Patent publication No CN202440333U non-grid connected wind power sea water desalinating plant, comprise blower fan, sea water desalinating plant and control device, the input of the output connection control device of blower fan, the output of control device connects the input of sea water desalinating plant, it is characterized in that: also comprise store battery, described store battery is connected with the input of sea water desalinating plant with after blower fan output-parallel; When the output voltage of blower fan is greater than battery tension, blower fan provides power supply for sea water desalinating plant, is charging of accumulators simultaneously; When the output voltage of blower fan is lower than battery tension, store battery output rating, blower fan and store battery are simultaneously for sea water desalinating plant provides power supply; When the output of blower fan is greater than or less than the upper limit or in limited time lower that sea water desalinating plant normally works, control device controls sea water desalinating plant and shuts down.
And for example Patent publication No CN102765770A high-efficiency seawater desalinating machine, is characterized in that: it comprises sea water desalinating plant and feed-tank; Described sea water desalinating plant is connected by pipeline with feed-tank; Described sea water desalinating plant is a vertical enclosed container, and it comprises high pressure hydroecium, Heat Room, tube sheet, cross grooved pipe, injector, heat-transfer surface, film forming device, baffle plate and Duo Gen heat pipe; Described high pressure hydroecium is adjacent with Heat Room, and high pressure hydroecium is positioned at above Heat Room, is separated between two Room by tube sheet; High pressure water locular wall face is provided with sea intake, and cross grooved pipe vertically or with spiraling leads to the external world through after high pressure hydroecium; Described injector, heat-transfer surface, film forming device, baffle plate are arranged in Heat Room, and their medullary ray is all consistent with the medullary ray of device; Described injector is a hollow cone, and under injector, ora terminalis extends to Heat Room bottom surface straight down, and injector side is along the circumferential direction provided with and arranges spray orifice more, is provided with gas approach and communicates with injector cavity bottom Heat Room; Described heat-transfer surface is an open circles stage body covering injector completely, under heat-transfer surface, ora terminalis extends to Heat Room bottom surface straight down, heat-transfer surface and Heat Room bottom surface and side form catchment tray, be provided with sewage draining exit bottom Heat Room to communicate with catchment tray, heat-transfer surface internal surface is shiny surface, and heat-transfer surface outside surface is the uneven surface being covered with metal porous layer; Described film forming device is nested together mutually by two concentric vertical tubes and forms, interior pipe is connected with cross grooved pipe with heat-transfer surface upper edge respectively, outer tube upper edge is connected with tube sheet perforate ora terminalis, lower ora terminalis is in heat-transfer surface upper edge top position, and arranges axial rotational flow blade in the narrow sandwich passage formed between inner and outer pipes; Described baffle plate is made up of truncated cone-shaped insulation plate and one section of vertical tube being connected with insulation plate upper edge, riser upper end edge be in tube sheet lower position and higher than the lower ora terminalis of film forming device outer tube, baffle plate be in heat-transfer surface top and in the outside of film forming device, under baffle plate, ora terminalis is connected with Heat Room wall and forms fresh-water tank, Heat Room wall is provided with water outlet and communicates with fresh-water tank, and the Heat Room wall above baffle plate is provided with bleeding point; Many described heat pipes are covered with on tube sheet face, and through space, place above the baffle plate of high pressure hydroecium and Heat Room, each heat pipe outer wall is all connected with the perforate ora terminalis of tube sheet, and the heat pipe section outside surface being in space, Heat Room place outputs the pod with V-shaped section.
At present, two large types are mainly divided at existing solar energy sea water desalination apparatus: 1, passive type solar energy Distallation systm main drawback: 1) latent heat of steam is not re-used; 2) thermal capacity of seawater is too large; 3) in device, natural convection pattern limits the raising of device performance; 2, active solar energy Distallation systm main drawback: 1) equipment cost is relatively high; 2) need to expend certain electric energy, be unfavorable for that outlying islander uses.Meanwhile, above-mentioned two kinds of modes all need to consume electric energy and desalinate to drive equipment operation, and can consume mass energy like this, for underway boats and ships and marine island, burden is larger like this.
Summary of the invention
The present invention is directed to the shortcoming of prior art, propose sea water desalinating plant, this device, is distilled seawater heat-conducting oil heating by sun power, produces fresh water, and speed is fast, does not need the energy, environmental protection.
For realizing object of the present invention, the technical solution used in the present invention is:
Sea water desalinating plant, is characterized in that: comprise thermal-arrest frame, heating container and fresh water collecting case, uniformly on described thermal-arrest frame is provided with parabolic lens; Thermal-collecting tube is arranged on above parabolic lens, and its two ends are connected with liquid absorbing pump, and described liquid absorbing pump quantity is 2, is connected with the circulating line through described heating container between the two;
Described heating container top droop is provided with the cloth that catchments, water delivery bar is connected to below the cloth that catchments, immediately below described water delivery bar, fresh water collecting conduit is installed, fresh water collecting conduit is parallel to each other with the cloth that catchments and arranges, described fresh water collecting conduit lower end is communicated with collecting pipe, and described collecting pipe is communicated with water shoot;
Described water shoot is connected with fresh water collecting case, water transfer pump is arranged on heating container, is connected with water-supply line between water transfer pump and heating container, and described heating container is provided with liquidometer, be connected with signal transmission line between water transfer pump and liquidometer, rising pipe is connected to below fresh water collecting case.
Preferentially, also comprise signal projector, described signal projector and be all connected with signal line group between water transfer pump and liquidometer.Described liquid level counts electronic liquid level gauge.
Preferentially, described fresh water collecting case is also provided with liquidometer, between liquidometer and signal projector, is connected with signal transmission line.
Preferentially, described water delivery bar extends downwardly into fresh water collecting conduit inside.
Preferentially, described circulating line is provided with lateral in heating container inside, and described lateral is 2, is connected to above circulating line.
Compared with prior art, advantage of the present invention is: adopt sun power to heat thermal oil, the highlyest by the heat-conducting oil heating in thermal-collecting tube to 400 degree, can add thermal distillation by circulating line to the seawater in heating container, the saving energy; Device is easy, low-profile, and floor space is little has energy-saving effect, and whole energy is provided by sun power, environmental protection.
Accompanying drawing explanation
The following accompanying drawing by means of embodiment carries out brief description to the present invention now.In accompanying drawing:
Fig. 1 shows the structural arrangement schematic diagram of sea water desalinating plant of the present invention;
Fig. 2 shows the structural arrangement schematic diagram of thermal-arrest frame of the present invention.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some distortion and improvement can also be made.These all belong to protection scope of the present invention.
Embodiment 1
As shown in the figure, sea water desalinating plant, comprises thermal-arrest frame 3, heating container 13 and fresh water collecting case 19, uniformly on described thermal-arrest frame 3 is provided with parabolic lens 6; Thermal-collecting tube 5 is arranged on above parabolic lens 6, and its two ends are connected with liquid absorbing pump 1, and described liquid absorbing pump 1 quantity is 2, is connected with the circulating line 10 through described heating container 13 between the two.Liquid absorbing pump 1 outside is provided with regulating gate 2, parabolic lens 6 is circular arc, and multiple parabolic lens 6 installs integrated formation circular arc by collection sheet 9, and to be locked with collection sheet 9 by screw 8 and be connected and fixed, parabolic lens 6 two ends are laid with pilot hole 7 by axle center, for regulating thermal-collecting tube 5 deviation angle.
Described heating container 13 top droop is provided with the cloth 18 that catchments, and water delivery bar 14 is connected to below the cloth 18 that catchments, and it is inner that water delivery bar 14 extends downwardly into fresh water collecting conduit 21.Catchment cloth 18 and water delivery bar 14 material is nylon, and be provided with fresh water collecting conduit 21 immediately below described water delivery bar 14, the cross section of fresh water collecting conduit 21 is arc, material selection aluminium.Fresh water collecting conduit 21 is parallel to each other with both the cloth 18 that catchments and arranges, described fresh water collecting conduit 21 lower end is communicated with collecting pipe 22, and described collecting pipe 22 is communicated with water shoot 12.Circulating line 10 is provided with lateral 66 in heating container 13 inside, and described lateral 66 is 2, is connected to above circulating line 10, and circulating line 10 and lateral 66 preferentially adopt copper pipe.
Water shoot 12 is connected with fresh water collecting case 19, water transfer pump 15 is arranged on heating container 13, water-supply line is connected with between water transfer pump 15 and heating container 13, described heating container 13 is provided with liquidometer 11, be connected with signal transmission line 50 between water transfer pump 15 and liquidometer 11, rising pipe 20 is connected to below fresh water collecting case 19.Also comprise signal projector 16, described signal projector 16 and be all connected with signal line group between water transfer pump 15 and liquidometer 11.Described liquidometer 11 is electronic liquid level gauge.In addition, fresh water collecting case 19 is also provided with liquidometer, between liquidometer and signal projector 16, is connected with signal transmission line.
This sea water desalinating plant disclosed by the invention, principle of work is such, first in heating container 13, carries seawater by water transfer pump 15, and water transfer pump 15 is PLC control motor, and liquidometer 11 is sensed water level height automatically, and the moment sends information to water transfer pump 15.Be marked with thermal oil in thermal-collecting tube 5 simultaneously, the heat of sun power focuses on thermal-collecting tube 5 and heats thermal oil by parabolic lens 6, thermal oil is the highest is heated to 400 degrees Celsius, the thermal oil of heating is sent in circulating line 10 by liquid absorbing pump 1, it is heating of seawater that such thermal oil enters in heating container 13, makes its generation steam that seethes with excitement.
Steam moves upward and condensation forms fresh water on the cloth 18 that catchments, owing to catchmenting, cloth 18 is in tilted layout, then fresh water is constantly to its low side diffluence, water declines to entering in fresh water collecting conduit 21 along water delivery bar 14 and arrives collecting pipe 22 again and assemble in flow process, fresh water in collecting pipe 22 enters in water shoot 12 again, fresh water enters in fresh water collecting case 19 eventually through water shoot 12 to be assembled, if desired fresh water is used, discharged by rising pipe 20, rising pipe 20 is above provided with hand door, controlledly makes water size.

Claims (5)

1. sea water desalinating plant, is characterized in that: comprise thermal-arrest frame (3), heating container (13) and fresh water collecting case (19), and described thermal-arrest frame (3) is above uniform is provided with parabolic lens (6); Thermal-collecting tube (5) is arranged on above parabolic lens (6), and its two ends are connected with liquid absorbing pump (1), and described liquid absorbing pump (1) quantity is 2, is connected with the circulating line (10) through described heating container (13) between the two;
Described heating container (13) top droop is provided with the cloth that catchments (18), water delivery bar (14) is connected to the cloth that catchments (18) below, immediately below described water delivery bar (14), fresh water collecting conduit (21) is installed, fresh water collecting conduit (21) is parallel to each other with both the cloth (18) that catchments and arranges, described fresh water collecting conduit (21) lower end is communicated with collecting pipe (22), and described collecting pipe (22) is communicated with water shoot (12);
Described water shoot (12) is connected with fresh water collecting case (19), water transfer pump (15) is arranged on heating container (13), water-supply line is connected with between water transfer pump (15) and heating container (13), described heating container (13) is provided with liquidometer (11), be connected with signal transmission line (50) between water transfer pump (15) and liquidometer (11), rising pipe (20) is connected to fresh water collecting case (19) below.
2. sea water desalinating plant according to claim 1, is characterized in that: also comprise signal projector (16), described signal projector (16) and be all connected with signal line group between water transfer pump (15) and liquidometer (11).
3. sea water desalinating plant according to claim 1 and 2, is characterized in that: described liquidometer (11) is electronic liquid level gauge.
4. sea water desalinating plant according to claim 1 and 2, is characterized in that: it is inner that described water delivery bar (14) extends downwardly into fresh water collecting conduit (21).
5. sea water desalinating plant according to claim 1, is characterized in that: described circulating line (10) is provided with lateral (66) in heating container (13) inside, and described lateral (66) is 2, is connected to circulating line (10) top.
CN201510421068.1A 2015-07-17 2015-07-17 Desalination plant Active CN105000614B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108033504A (en) * 2018-01-23 2018-05-15 中国地质科学院水文地质环境地质研究所 A kind of solar energy waste evaporator plant

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CN201648163U (en) * 2010-03-30 2010-11-24 李志伟 Apparatus for desalination of sea water and purification of waste water by using natural energy
CN204384913U (en) * 2014-12-15 2015-06-10 哈尔滨市三和佳美科技发展有限公司 Solar energy desalinator
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CN201245462Y (en) * 2008-06-13 2009-05-27 红河学院 Solar energy water purification device
CN201648163U (en) * 2010-03-30 2010-11-24 李志伟 Apparatus for desalination of sea water and purification of waste water by using natural energy
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108033504A (en) * 2018-01-23 2018-05-15 中国地质科学院水文地质环境地质研究所 A kind of solar energy waste evaporator plant

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Effective date of registration: 20181010

Address after: 322109 West Bay, Gu Yuan village, Weishan Town, Dongyang City, Jinhua, Zhejiang, China

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Patentee after: SHANDONG LONGRUIYUAN ELECTRIC TECHNOLOGY Co.,Ltd.

Address before: 322109 West Bay, Gu Yuan village, Weishan Town, Dongyang City, Jinhua, Zhejiang, China

Patentee before: DONGYANG SHANSHUI ENVIRONMENTAL ENGINEERING Co.,Ltd.