CN102633316A - Integrated solar sea water desalinating device - Google Patents

Integrated solar sea water desalinating device Download PDF

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Publication number
CN102633316A
CN102633316A CN2012101255225A CN201210125522A CN102633316A CN 102633316 A CN102633316 A CN 102633316A CN 2012101255225 A CN2012101255225 A CN 2012101255225A CN 201210125522 A CN201210125522 A CN 201210125522A CN 102633316 A CN102633316 A CN 102633316A
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China
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water
tank
pipe
air
sea water
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CN2012101255225A
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CN102633316B (en
Inventor
邵理堂
刘学东
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Huaihai Institute of Techology
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Huaihai Institute of Techology
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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
    • 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
    • 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

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  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)

Abstract

The invention relates to an integrated solar sea water desalinating device which is provided with a water heating tank and a vacuum pipe, wherein an air collector header is arranged at the internal upper part of the water heating tank; a fresh water tank fixed to a support is arranged under the water heating tank; a side part of the water heating tank is connected to a water replenishing tank; the water heating tank is communicated with the water replenishing tank; and a part of the vacuum pipe is inserted into the water heating tank to heat sea water, while the other part of the vacuum pipe is inserted into the air collector header to heat air. The device is further provided with a fan, wherein the air outlet pipe of the fan is connected to an aerator pipe which is located within the water heating tank; a high-temperature wet air delivery pipe connected with a condensing coil is connected to the water heating tank; the condensing coil is connected to a condenser; and a cold sea water input pipeline, a sea water output pipe, an exhaust pipeline and a fresh water discharge pipeline are connected to the condenser. The integrated solar sea water desalinating device is simple and compact in structure, high in efficiency and convenient for commercialization; and the device can be used not only for islands, fishing boats and the like to desalinate sea water, but also for families in water-deficient areas to treat brackish water and domestic sewage.

Description

The integral solar sea water distiling plant
Technical field
The present invention relates to a kind of sea water distiling plant, is thermal source with sun power particularly, utilizes the integral solar sea water distiling plant of air humidification dehumidification principle.
Background technology
Along with the exhaustion day by day of Freshwater resources, shortage of water resources has become the significant problem of 21 century face of mankind.As one of 13 lacks of water country in the world, China's desalination resource situation more allows of no optimist, and development sea water desaltination industry is the grand strategy approach that solves China's shortage of fresh water.At present, desalination technology has cold method, MSF, reverse osmosis technology etc.Wherein use MSF and reverse osmosis technology the most widely.But above Technology Need is a cost with a large amount of fuel or power consumption, and simultaneity factor is huge and complicated.
Desalination with Solar Energy is a kind of novel sea water desalinization technology of utilizing sun power to provide thermal source to implement sea water desaltination, and it has significant advantages such as cost performance height,, low-temperature heat source driving low to the raw water quality requirement.Find that through prior art is retrieved disclosed at present various solar seawater desalination patents adopt the multiple-effect evaporation technology more, but because the heat collector temperature is low, defectives such as vaporization efficiency is low, device is complicated, poor corrosion resistance can't excellent popularization.
Air humidification dehumidifying sea water desaltination is considered to the most promising a kind of desalination technology.Document and patent retrieval show, though existing technology or patent are feasible from principle, efficient is very low mostly, has to adopt various equipment for the total efficiency that improves device, make system too complicated.This also is that solar energy sea water desalination apparatus is difficult to a commercial major reason.
Summary of the invention
Technical problem to be solved by this invention is the deficiency that exists to prior art, has proposed a kind of reasonable in design, the high integral solar sea water distiling plant of desalination efficient.
Technical problem to be solved by this invention is to realize through following technical scheme.The present invention is a kind of integral solar sea water distiling plant, is characterized in:
This device is provided with support, is being provided with hot well tank on the support and is being connected the some valve tubes on the hot well tank, and the hot well tank internal upper part is provided with the air collector header, is being provided with the fresh-water tank that is fixed on the support below the hot well tank, and the hot well tank sidepiece is connected with water supply tank; Also be provided with the concentrated seawater vent pipe on the hot well tank; Described hot well tank is communicated with water supply tank;
Wherein a part of valve tube is inserted into the seawater in the heat hot water tank in the hot well tank; Another part valve tube is inserted in the air collector header, the air in the heating air collector header, and the air collector header is provided with into tracheae;
This device also is provided with blower fan, and the inlet pipe of blower fan is connected on the air collector header, and escape pipe is connected on the aeration tube; Aeration tube is located in the hot well tank;
On hot well tank, be connected with high temperature wet air transfer lime, the other end of high temperature wet air transfer lime is connected with condensing coil, and condensing coil is located in the water supply tank; Condensing coil is connected with condensing surface, is connected with Mare Frigoris water inlet pipe road, seawater delivery conduit, exhaust line and fresh water escape route on the condensing surface; Mare Frigoris water inlet pipe road is provided with water pump; The seawater delivery conduit is provided with water shoot and the water inlet pipe that is connected with water supply tank; The fresh water escape route inserts in the fresh-water tank.
In the integral solar sea water distiling plant technical scheme of the present invention, further optimized technical scheme or characteristic are:
1, the valve tube that is used for the seawater of heat hot water tank is preferably the all-glass heat pipe vacuum pipe; The valve tube of the air in the heating air collector header is preferably vacuum heat collection pipe (being ordinary vacuum tube); Be provided with metal tube in the vacuum heat collection pipe; Be provided with air header in the air collector header, inlet pipe is connected on the air header; One end of metal tube is connected on the air header, and the other end extends to all-glass heat pipe vacuum pipe afterbody and free open.
2, the distance of the free open end of metal tube and vacuum heat collection pipe tail end preferably is not more than 100mm.
3, the valve tube that is used to add hot sea water and the valve tube that is used to add warm air preferably adopt up and down staggered floor to arrange; For reducing blocking between the levels valve tube; In lower floor's valve tube, adjacent valve tube between centers is more preferably greater than 100mm, and levels valve tube interlamellar spacing is more preferably greater than 100mm.
4, high temperature wet air pipe connecting preferably be tilted to down be built in water supply tank in condensing coil be connected.
5, the perforate of water supply tank bottom is connected with filling pipe, and the filling pipe the other end places hot well tank.
6, high temperature wet air pipe connecting and hot well tank connecting portion can also be provided with gas-liquid separator.
7, hot well tank and water supply tank preferably adopt the integral polyurethane foamed heat insulating.
8, be provided with TP in the hot well tank, TP is connected with gear, when sensor detecting to temperature be higher than when setting working temperature, blower fan and water pump are opened in the gear action, this device is started working; When sensor detecting to temperature be lower than when setting working temperature, gear sends signal, this device quits work.
9, water inlet pipe is provided with vacuum breaker, and the setting of vacuum breaker can prevent that the seawater in hot well tank and the water supply tank from refluxing.
Integral solar sea water distiling plant of the present invention can adopt the Starting mode of automatic or manual.During startup, open blower fan and water pump, apparatus of the present invention are started working.Air is under the blower fan suction function; Get into air header from inlet pipe and get into the interior slotting metal tube (metals such as stainless steel tube or copper) the valve tube, spray into the valve tube from metal tube free open end, flow in the circular channel between valve tube and metal tube and by valve tube in the pipe heating; Air admission after the intensification is built in the air collector header on hot well tank top; After the blower fan supercharging, be admitted to aeration tube, spray in the hot sea water in the hot well tank by the spray orifice on the aeration tube; Carry out caloic exchange with hot sea water and by humidification; High temperature wet air (through gas-liquid separator) behind the humidification gets into the condensing coil be arranged in the water supply tank by the condensation first time through high temperature wet air pipe connecting, and preheating is carried out in moisturizing, gets into condensing surface then and carries out the condensation second time; Steam coagulation in the wet air is that fresh water is collected and is flowed in the fresh-water tank through the fresh water escape route by the bottom of condensing surface, is discharged from the exhaust line of condensing surface by the air after dehumidifying.Seawater is sent into condensing surface by water pump, in condensing surface, absorb the condensation latent heat of water vapour in the wet air after a part get into water supply tank, rest part is discharged from.
Water level in the water supply tank is consistent with the hot well tank median water level; After the water level in the hot well tank reduces because of evaporation; Seawater in the water supply tank can get into hot well tank through filling pipe, and after the water level of water supply tank reduced, the float(ing)valve action was opened the moisturizing valve and carried out moisturizing; After moisturizing reaches designated water level, the moisturizing valve closes.
The present invention compared with prior art has following technological merit:
(1) apparatus of the present invention are except that valve tube, and remaining part can all be integrated on the platform, accomplish the whole process of sea water desaltination, obtain purified desalination water.It is simple and compact for structure, efficient is high, be convenient to commercialization, not only can supply island, fishing boat etc. to be used for the desalination of seawater, also can supply the family of water-deficient area to be used for the processing of brackish water, sewage.
(2) apparatus of the present invention adopt aeration tube that air is sprayed in the hot sea water, and air is directly contacted with hot sea water, increase the contact area of the two, reinforcing mass transfer.
(3) apparatus of the present invention can be arranged staggered floor about vacuum heat collection pipe and the all-glass heat pipe vacuum pipe; Air collector collection case is arranged in the seawater heat collector water tank; Not only can reduce device volume; Make device compacter, and can reduce the external heat dissipation capacity of device, make device thermo-efficiency higher.
(4) the high temperature wet air at first carries out the condensation first time through the condensing coil that is built in the water supply tank; Get into condensing surface from condensing coil then and carry out the condensation second time; So not only can reduce the condensator outlet AT; Improve the device producing water ratio, and can utilize the condensation latent heat of high temperature wet air to heat moisturizing, improve the thermo-efficiency of device.
(5) apparatus of the present invention adopt the all-glass heat pipe solar water heater to add hot sea water, can avoid adopting solar energy collector direct heating seawater and influences such as burn into fouling that heat collector is caused.
Description of drawings
Fig. 1 is a kind of side-looking structural representation of apparatus of the present invention;
Fig. 2 is a kind of backsight structural representation of apparatus of the present invention.
Embodiment
Following with reference to accompanying drawing, further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not constitute restriction to its right.
Embodiment 1, with reference to Fig. 1,2, and a kind of integral solar sea water distiling plant,
This device is provided with support 1; Be provided with hot well tank 12 on the support 1 and be connected the some valve tubes on the hot well tank 12; Hot well tank 12 internal upper parts are provided with air collector header 5, are being provided with the fresh-water tank 13 that is fixed on the support 1 below the hot well tank 12, and hot well tank 12 sidepieces are connected with water supply tank 9; Also be provided with concentrated seawater vent pipe 17 on the hot well tank 12;
Wherein a part of valve tube is inserted into the seawater in the heat hot water tank 12 in the hot well tank 12; Another part valve tube is inserted in the air collector header 5, the air in the heating air collector header 5, and air collector header 5 is provided with into tracheae 16;
This device also is provided with blower fan 10, and the inlet pipe of blower fan 10 is connected on the air collector header 5, and escape pipe is connected on the aeration tube 11; Aeration tube 11 is located in the hot well tank 12;
On hot well tank 12, be connected with high temperature wet air transfer lime 7, the other end of high temperature wet air transfer lime 7 is connected with condensing coil 14, and condensing coil 14 is located in the water supply tank 9; Condensing coil 14 is connected with condensing surface 21, is connected with Mare Frigoris water inlet pipe road 18, seawater delivery conduit 22, exhaust line 15 and fresh water escape route 20 on the condensing surface 21; Mare Frigoris water inlet pipe road 18 is provided with water pump 19; Seawater delivery conduit 22 is provided with water shoot and the water inlet pipe that is connected with water supply tank 9; Fresh water escape route 20 inserts in the fresh-water tank 13.
Embodiment 2, and in the embodiment 1 described integral solar sea water distiling plant: the valve tube that is used for the seawater of heat hot water tank 12 is an all-glass heat pipe vacuum pipe 2; The valve tube of the air in the heating air collector header 5 is a vacuum heat collection pipe 3; Be provided with metal tube 4 in the vacuum heat collection pipe 3; Be provided with air header 6 in the air collector header 5, inlet pipe is connected on the air header 6; One end of metal tube 4 is connected on the air header 6, and the other end extends to vacuum heat collection pipe 3 afterbodys and free open.
Embodiment 3, and in the embodiment 2 described integral solar sea water distiling plants: the distance of the free open end of metal tube 4 and vacuum heat collection pipe 3 tail ends is not more than 100mm.
Embodiment 4; In any one described integral solar sea water distiling plant of embodiment 1-3: the valve tube that is used to add hot sea water and the valve tube that is used to add warm air adopt up and down staggered floor to arrange; In lower floor's valve tube; Adjacent valve tube between centers is greater than 100mm, and levels valve tube interlamellar spacing is greater than 100mm.
Embodiment 5, in any one described integral solar sea water distiling plant of embodiment 1-4: high temperature wet air pipe connecting 7 be tilted to down be built in water supply tank 9 in condensing coil 14 be connected.
Embodiment 6, and in any one described integral solar sea water distiling plant of embodiment 1-5: water supply tank 9 bottom perforates are connected with filling pipe, and the filling pipe the other end places hot well tank 12.
Embodiment 7, and in any one described integral solar sea water distiling plant of embodiment 1-6: high temperature wet air pipe connecting 7 is provided with gas-liquid separator 8 with hot well tank 12 connecting portions.
Embodiment 8, and in any one described integral solar sea water distiling plant of embodiment 1-7: hot well tank 12 adopts the integral polyurethane foamed heat insulating with water supply tank 9.
Embodiment 9; In any one described integral solar sea water distiling plant of embodiment 1-8: be provided with TP in the hot well tank 12; TP is connected with gear, when sensor detecting to temperature be higher than when setting working temperature the gear action; Open blower fan 10 and water pump 19, this device is started working; When sensor detecting to temperature be lower than when setting working temperature, gear sends signal, this device quits work.
Embodiment 10, and in any one described integral solar sea water distiling plant of embodiment 1-9: water inlet pipe is provided with vacuum breaker.

Claims (10)

1. integral solar sea water distiling plant is characterized in that:
This device is provided with support, is being provided with hot well tank on the support and is being connected the some valve tubes on the hot well tank, and the hot well tank internal upper part is provided with the air collector header, is being provided with the fresh-water tank that is fixed on the support below the hot well tank, and the hot well tank sidepiece is connected with water supply tank; Also be provided with the concentrated seawater vent pipe on the hot well tank; Described hot well tank is communicated with water supply tank;
Wherein a part of valve tube is inserted into the seawater in the heat hot water tank in the hot well tank; Another part valve tube is inserted in the air collector header, the air in the heating air collector header, and the air collector header is provided with into tracheae;
This device also is provided with blower fan, and the inlet pipe of blower fan is connected on the air collector header, and escape pipe is connected on the aeration tube; Aeration tube is located in the hot well tank;
On hot well tank, be connected with high temperature wet air transfer lime, the other end of high temperature wet air transfer lime is connected with condensing coil, and condensing coil is located in the water supply tank; Condensing coil is connected with condensing surface, is connected with Mare Frigoris water inlet pipe road, seawater delivery conduit, exhaust line and fresh water escape route on the condensing surface; Mare Frigoris water inlet pipe road is provided with water pump; The seawater delivery conduit is provided with water shoot and the water inlet pipe that is connected with water supply tank; The fresh water escape route inserts in the fresh-water tank.
2. integral solar sea water distiling plant according to claim 1 is characterized in that: the valve tube that is used for the seawater of heat hot water tank is the all-glass heat pipe vacuum pipe; The valve tube of the air in the heating air collector header is a vacuum heat collection pipe; Be provided with metal tube in the vacuum heat collection pipe; Be provided with air header in the air collector header, inlet pipe is connected on the air header; One end of metal tube is connected on the air header, and the other end extends to all-glass heat pipe vacuum pipe afterbody and free open.
3. integral solar sea water distiling plant according to claim 2 is characterized in that: the free open end of metal tube and the distance of vacuum heat collection pipe tail end are not more than 100mm.
4. according to any one described integral solar sea water distiling plant of claim 1-3; It is characterized in that: the valve tube that is used to add hot sea water and the valve tube that is used to add warm air adopt up and down staggered floor to arrange; In lower floor's valve tube; Adjacent valve tube between centers is greater than 100mm, and levels valve tube interlamellar spacing is greater than 100mm.
5. according to any one described integral solar sea water distiling plant of claim 1-3, it is characterized in that: high temperature wet air pipe connecting be tilted to down be built in water supply tank in condensing coil be connected.
6. according to any one described integral solar sea water distiling plant of claim 1-3, it is characterized in that: the perforate of water supply tank bottom is connected with filling pipe, and the filling pipe the other end places hot well tank.
7. according to any one described integral solar sea water distiling plant of claim 1-3, it is characterized in that: high temperature wet air pipe connecting and hot well tank connecting portion are provided with gas-liquid separator.
8. according to any one described integral solar sea water distiling plant of claim 1-3, it is characterized in that: hot well tank and water supply tank adopt the integral polyurethane foamed heat insulating.
9. according to any one described integral solar sea water distiling plant of claim 1-3; It is characterized in that: be provided with TP in the hot well tank; TP is connected with gear, when sensor detecting to temperature be higher than when setting working temperature the gear action; Open blower fan and water pump, this device is started working; When sensor detecting to temperature be lower than when setting working temperature, gear sends signal, this device quits work.
10. according to any one described integral solar sea water distiling plant of claim 1-3, it is characterized in that: water inlet pipe is provided with vacuum breaker.
CN2012101255225A 2012-04-26 2012-04-26 Integrated solar sea water desalinating device Expired - Fee Related CN102633316B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332757A (en) * 2013-06-13 2013-10-02 山东开元电子有限公司 Solar power seawater desalting device
CN103342400A (en) * 2013-06-13 2013-10-09 山东开元电子有限公司 Solar seawater desalination system
CN103663586A (en) * 2012-09-25 2014-03-26 山东金王电器有限公司 Simple seawater converter
CN105417607A (en) * 2015-12-23 2016-03-23 广东省昆虫研究所 Solar energy evaporation device and solar energy evaporation method for kitchen waste water
CN112624238A (en) * 2020-10-28 2021-04-09 华中科技大学 Inside and outside coagulation formula solar energy distillation sea water desalination

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201151676Y (en) * 2008-01-08 2008-11-19 上海大学 Solar energy sea water desalination apparatus of intrinsic cycle multi-effect evaporation and condensation
CN202080914U (en) * 2011-05-17 2011-12-21 浙江大学 Composite solar seawater desalting device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201151676Y (en) * 2008-01-08 2008-11-19 上海大学 Solar energy sea water desalination apparatus of intrinsic cycle multi-effect evaporation and condensation
CN202080914U (en) * 2011-05-17 2011-12-21 浙江大学 Composite solar seawater desalting device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103663586A (en) * 2012-09-25 2014-03-26 山东金王电器有限公司 Simple seawater converter
CN103332757A (en) * 2013-06-13 2013-10-02 山东开元电子有限公司 Solar power seawater desalting device
CN103342400A (en) * 2013-06-13 2013-10-09 山东开元电子有限公司 Solar seawater desalination system
CN103342400B (en) * 2013-06-13 2014-06-11 山东开元电子有限公司 Solar seawater desalination system
CN105417607A (en) * 2015-12-23 2016-03-23 广东省昆虫研究所 Solar energy evaporation device and solar energy evaporation method for kitchen waste water
CN112624238A (en) * 2020-10-28 2021-04-09 华中科技大学 Inside and outside coagulation formula solar energy distillation sea water desalination

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