CN2641022Y - Seawater desalination appts. utilizing air saturation and wetness difference - Google Patents

Seawater desalination appts. utilizing air saturation and wetness difference Download PDF

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Publication number
CN2641022Y
CN2641022Y CNU032584482U CN03258448U CN2641022Y CN 2641022 Y CN2641022 Y CN 2641022Y CN U032584482 U CNU032584482 U CN U032584482U CN 03258448 U CN03258448 U CN 03258448U CN 2641022 Y CN2641022 Y CN 2641022Y
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air
water
heat collector
condensing
gas distributor
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Expired - Fee Related
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CNU032584482U
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Chinese (zh)
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程方
解利昕
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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

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Abstract

The utility model relates to a desalinator using the air saturation psychrometric difference. The utility model comprises an evaporation pot, a gas distributor, a condensing pot, a condensing shock macaroni, an air blower and jointing pipes. The evaporating tank is a pot containing the sea water, connected with the hot water mouth of the heat collector through the jointing pipe on the top of the evaporation tank and connected with the cooling water mouth of the heat collector through the jointing pipe under the evaporating tank. The gas distributor is arranged on the lower part of the evaporating tank and a plurality of air discharging hole on the gas distributor. The air distributor is connected with the air blower through the jointing pipe. The saturated air discharging mouth on the top of the evaporation tank is connected with the condensing shock macaroni which is used for exchanging heat in the condensing pot and at the lower end of the condensing shock macaron is an outlet of the condensing water and the air. The desalinator using the air saturation psychrometric difference is suitable for the island, the desert which has only microthermal heat sources(such as solar energy, geothermal energy), and the device is of small volume, simple structure, low manufacturing cost and low investment.

Description

Utilize the fresh-water generator of air saturation psychrometric difference
Technical field
The utility model relates to the sea water desalting equipment field.
Background technology
Seawater (brackish water) desalination techniques (to call sea water desaltination in the following text) also claims sea water desalinization, is to remove salt in the seawater and obtain the technological process of fresh water by sea water desalinization equipment, and the method for sea water desaltination mainly is divided into embrane method and distillation method.
Reverse osmosis technology is adopted in the embrane method desalination, and it utilizes the film of semi-transparent performance, under the effect of pressure, make water in the salt solution see through the film of semi-transparent performance, and salt and impurity is dammed to get off, thereby reaches the purpose that desalinizes seawater.The major parts of reverse osmosis unit is high-pressure pump and membrane module, and the high pressure pump motor drives, and high-pressure pump is the major parts of consumed power.This method equipment used is simple to operate, and start time is short, invests lessly relatively, but must rely on electric power to work.
Distillation method mainly contains: multistage flash evaporation (MSF), low-temperature multi-effect (LT-MED) and three kinds of technology of pressure steam distillation (MVC).Preceding two kinds of technology adopt steam to do thermal source, and the heating evaporation seawater becomes distilled water behind the vapor condensation, and it often combines with the power station, and the low-pressure steam of utilizing the power station is as heating steam.Pressing steam distillation is to utilize the thermo-compression evaporation principle, uses electric energy to evaporate seawater and obtain fresh water.Distillation method needs steam or electric power as thermal source, the heating evaporation seawater, and distillation method generally needs seawater is heated to more than the boiling point, produce steam, this method equipment volume is big, structure is complicated, cost is high, investment is big, if adopt the pyrogenic distillation mode, also causes the fouling and the corrosion of equipment easily.
Traditional solar desalination process is to utilize sun power to do the energy, adopts the method for desalting seawater of distillation method, and its equipment is solar distilling seawater desalinating equipment.This equipment one-time investment is big, complicated operation, and the back system stability time of driving is long, will be equipped with many impeller pumps in the system, except that the heat energy that consumes the sun power supply, also can consume a large amount of electric energy.Aforesaid method is not suitable for only have low-temperature heat source island, the desert of (solar energy source, geothermal source).
Summary of the invention
Technical problem to be solved in the utility model is, a kind of fresh-water generator that utilizes the air saturation psychrometric difference is provided, be applicable to only have low-temperature heat source island, the desert of (solar energy source, geothermal source), equipment volume is little, simple in structure, cost is low, investment is little.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: utilize the fresh-water generator of air saturation psychrometric difference to comprise heat collector, also comprise evaporating pot, gas distributor, drainer, the condensation comb, gas blower, connecting tube, evaporating pot is the tank body that holds seawater, top has connecting tube to be connected with the hot water mouth of heat collector, the bottom has connecting tube to be connected with the cold water outlet of heat collector, there is gas distributor the below of evaporating pot inside, a plurality of exit airs are arranged on the gas distributor, gas distributor is connected with gas blower by connecting tube, the saturated air relief outlet on evaporating pot top is connected with the condensation comb of heat exchange in the drainer by connecting tube, condensation comb lower end is water of condensation and air, and drainer is the tank body that holds water coolant.
Described heat collector is a solar water heater.
Described heat collector is the ground acting water heater.
Described heat collector is the fuel heat hydrophone.
Described condensation comb is the heat exchange coil of bending.
The beneficial effects of the utility model are: utilize the fresh-water generator of air saturation psychrometric difference, be applicable to only have low-temperature heat source island, the desert of (solar energy source, geothermal source), equipment volume is little, simple in structure, cost is low, investment is little.
Description of drawings
1. Fig. 1 is the utility model structural representation that adopts solar water heater.
2. Fig. 2 is the utility model structural representation that adopts the ground acting water heater.
3. Fig. 3 is the utility model structural representation that adopts the fuel heat hydrophone.
In the drawings:
1. solar water heater 2. evaporating pots
3. gas distributor 4. drainers
5. condensation comb 6. gas blowers
7.8.9.10. connecting tube
11. exit air 12. saturated air relief outlets
13. ground acting water heater 14. fuel heat hydrophones
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail: Fig. 1 is the utility model structural representation that adopts solar water heater.Fig. 2 is the utility model structural representation that adopts the ground acting water heater.Fig. 3 is the utility model structural representation that adopts the fuel heat hydrophone.
Utilize the principle of work of the fresh-water generator of air saturation psychrometric difference to be: air is during by heated seawater, and air is at the heated steam that absorbs simultaneously, and humidity increases, become saturated air, steam can be separated out when the air cooling of saturated humidity, becomes water of condensation, and water of condensation is a fresh water.
Utilize the fresh-water generator of air saturation psychrometric difference, comprise heat collector, also comprise evaporating pot 2, gas distributor 3, drainer 4, condensation comb 5, gas blower 6, connecting tube 7,8,9,10.
Heat collector is used for adding hot sea water, other Energy conversion is become the heat energy of seawater, heat collector can be solar water heater 1, acting water heater 13, fuel heat hydrophone 14 etc., solar water heater 1, acting water heater 13, fuel heat hydrophone 14 can use the water-heater of prior art.Being to adopt solar water heater 1 among Fig. 1, is to adopt ground acting water heater 13 among Fig. 2, is to adopt fuel heat hydrophone 14 among Fig. 3.
Evaporating pot 2 is for holding the tank body of seawater, top has connecting tube 9 to be connected with the hot water mouth of heat collector, the bottom has connecting tube 8 to be connected with the cold water outlet of heat collector, there is gas distributor 3 below of evaporating pot 2 inside, a plurality of exit airs 11 are arranged on the gas distributor 3, and gas distributor 3 is connected with gas blower 6 by connecting tube 10.Gas blower 6 exhausted airs make air pass through connecting tube 10, gas distributor 3 and exit air 11, in evaporating pot 2 add in the hot sea water with the tiny bubble shape by below rise upward.In the process that rises, air is at the heated steam that absorbs simultaneously, and humidity increases, and becomes saturated air.
The seawater of evaporating pot 2 inside can regular replenishment and replacing, or salt concn is replenished and changed when reaching certain value.
The saturated air relief outlet 12 on evaporating pot 2 tops is connected with the condensation comb 5 of heat exchange in the drainer 4 by connecting tube 7, and when the saturated air that humidity increases was cooled in condensation comb 5, steam can be separated out, and becomes water of condensation.
Condensation comb 5 lower ends are outlets of condensation water and air, and it is for people to use to collect water of condensation.Drainer 4 is for holding the tank body of water coolant, and water coolant can use big marine seawater to make recirculated cooling water.Condensation comb 5 is heat exchange coils of bending.
Can use motor blower and recirculated cooling water, as the energy of solar cell as blower and recirculated cooling water is set, then more convenient and practical, in away from the island of power supply supply, desert, as long as sunnyly just can produce fresh water.

Claims (5)

1. fresh-water generator that utilizes the air saturation psychrometric difference, comprise heat collector, it is characterized in that: also comprise evaporating pot (2), gas distributor (3), drainer (4), condensation comb (5), gas blower (6), connecting tube (7,8,9,10), evaporating pot (2) is for holding the tank body of seawater, top has connecting tube (9) to be connected with the hot water mouth of heat collector, the bottom has connecting tube (8) to be connected with the cold water outlet of heat collector, there is gas distributor (3) the inner below of evaporating pot (2), a plurality of exit airs (11) are arranged on the gas distributor (3), gas distributor (3) is connected with gas blower (6) by connecting tube (10), the saturated air relief outlet (12) on evaporating pot (2) top is connected with the condensation comb (5) of heat exchange in the drainer (4) by connecting tube (7), condensation comb (5) lower end is the outlet of condensation water and air, and drainer (4) is for holding the tank body of water coolant.
2. the fresh-water generator that utilizes the air saturation psychrometric difference according to claim 1 is characterized in that: heat collector is solar water heater (1).
3. the fresh-water generator that utilizes the air saturation psychrometric difference according to claim 1 is characterized in that: heat collector is a ground acting water heater (13).
4. the fresh-water generator that utilizes the air saturation psychrometric difference according to claim 1 is characterized in that: heat collector is fuel heat hydrophone (14).
5. the fresh-water generator that utilizes the air saturation psychrometric difference according to claim 1 is characterized in that: condensation comb (5) is the heat exchange coil of bending.
CNU032584482U 2003-09-16 2003-09-16 Seawater desalination appts. utilizing air saturation and wetness difference Expired - Fee Related CN2641022Y (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102531077A (en) * 2011-12-14 2012-07-04 镇江新梦溪能源科技有限公司 Tandem type sea water evaporator
CN106986405A (en) * 2017-04-28 2017-07-28 广西欧讯科技服务有限责任公司 A kind of ship sea water desalinating unit
CN107055656A (en) * 2017-04-28 2017-08-18 广西欧讯科技服务有限责任公司 A kind of ship efficient sea water desalting equipment
CN108147486A (en) * 2017-12-27 2018-06-12 山东汇海医药化工有限公司 The processing unit and its processing method of a kind of high salinity waste water

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102531077A (en) * 2011-12-14 2012-07-04 镇江新梦溪能源科技有限公司 Tandem type sea water evaporator
CN106986405A (en) * 2017-04-28 2017-07-28 广西欧讯科技服务有限责任公司 A kind of ship sea water desalinating unit
CN107055656A (en) * 2017-04-28 2017-08-18 广西欧讯科技服务有限责任公司 A kind of ship efficient sea water desalting equipment
CN108147486A (en) * 2017-12-27 2018-06-12 山东汇海医药化工有限公司 The processing unit and its processing method of a kind of high salinity waste water

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