CN206278948U - A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system - Google Patents
A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system Download PDFInfo
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- CN206278948U CN206278948U CN201621418009.5U CN201621418009U CN206278948U CN 206278948 U CN206278948 U CN 206278948U CN 201621418009 U CN201621418009 U CN 201621418009U CN 206278948 U CN206278948 U CN 206278948U
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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
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system, including heat heating system, the membrane component to haline water desalt processing, the vacuum pump using circulatory water for forming Membrane Materials depressurized system, the fresh water collecting case and air-blowing pump of collection fresh water of haline water.Compared with prior art, the utility model makes full use of solar energy, and system energy consumption is low；Micro bubble is blasted by air-blowing pump, motion of the one side bubble on film surface plays a part of gas scouring to film, effectively reduce fouling membrane；Another aspect bubble can increase liquid turbulence degree, strengthen the diabatic process of cold fluid and hot fluid, improve heat transfer coefficient, greatly improve membrane flux.The latent heat of condensation of vapor is passed to by feeding liquid by heat-exchanging water tank, haline water is preheated, abundant recovered steam latent heat reduces thermal source loss.
Description
Technical field
The utility model belongs to haline water desalinating desalting technical field, and in particular to a kind of micro- aeration solar energy decompression film steams
Evaporate haline water desalt processing system.
Background technology
It is well known that one of base substance that water resource is the mankind depends on for existence and development.However, with social economy with
And modern industry is continued to develop, water scarcity has become worldwide problem.Although earth total Body Water is especially huge,
It is that major part is the seawater and bitter of saliferous high, it is impossible to directly apply to the daily life of the mankind and production activity.Currently,
Conventional high salt water desalination is high energy-consuming industry, and not only processing cost is high, and the present situation deficient with fossil resources is disagreed, and is made
Into the very big wasting of resources, the development of haline water desalinating desalting technology is govern significantly.Therefore, can be again with reference to greens such as solar energy
The raw energy realizes that high salt water desalination will turn into the research direction for solving water resources crisis.
Film distillation technology is a kind of new membrane separation technique that membrane technology is combined with thermal distillation technology.It is characterized in fortune
Membrane Materials are carried out with hydrophobic microporous membrane.The film only allows vapor to pass through without being wetted by the solution, in film both sides non-isothermal shape
With pressure differential as driving force under state, volatile component is carried away to film cold side from film hot side as a vapor and is condensed.
Compared with conventional thermal distillation technology, Membrane Materials are not required to for feeding liquid to be heated to boiling point, and generally 70 DEG C or so, desalination rate is higher.
But the mass-and heat-transfer feature based on Membrane Materials, on the one hand because the salinity in feeding liquid constantly evaporates on film surface, can cause film
Surface feed concentration is more than feeding liquid concentration, causes concentration polarization.Crystallization can be generated when feed concentration is very high, fenestra is blocked,
Cause fouling membrane；On the other hand, because the steam latent heat of water is much larger than liquid specific heat, vapor is dived through a large amount of steam of fenestra
Heat may be wasted.
Utility model content
In order to solve the above problems, the utility model is provided at a kind of solar energy pressure reducing film distillation haline water desalination of micro- aeration
Reason system.
The technical solution of the utility model is specially：
A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system, including feeding liquid heater and film steam
Desalt processing device is evaporated, the feeding liquid heater includes heat-exchanging water tank, the further heating charging for preheating feeding liquid
The solar thermal collector of liquid and for the feeding liquid thermostatically controlled constant temperature additional hot storage tank of electricity, the feed pipe of feeding liquid with change
The water inlet connection of boiler, the delivery port of heat-exchanging water tank is connected with the water inlet of solar thermal collector, solar thermal collector
Delivery port is connected with the water inlet of the constant temperature additional hot storage tank of electricity；After the Membrane Materials desalt processing device includes being used for heating
Feeding liquid carry out separating treatment membrane component, for the vapor after treatment is condensed heat-exchanging water tank, be used for
Store the fresh water collecting case of condensed water and for making Membrane Materials desalt processing device produce the vacuum pump using circulatory water of negative pressure, Membrane Materials
The delivery port of the additional hot storage tank of the water inlet of component and constant temperature electricity is connected, the exhaust outlet of membrane component and entering for heat-exchanging water tank
Gas port is connected, and the discharge outlet of heat-exchanging water tank is connected with fresh water collecting case, and fresh water collecting box top is connected with vacuum pump using circulatory water；Its
In, membrane component top is provided with concentrated water discharge pipe, on the pipeline that the additional hot storage tank of constant temperature electricity is connected with membrane component
It is provided with and heaves pump.
The material of the membrane component is microporous hydrophobic polypropylene hollow fiber membrane.
The additional hot storage tank of the constant temperature electricity is provided with level indicator and temperature display meter.
The additional hot the bottom of storage tank of the constant temperature electricity is provided with electrical heating wire.
The water inlet of the additional hot storage tank of the delivery port of the heat-exchanging water tank and constant temperature electricity is connected, and heat-exchanging water tank goes out
Connecting pipe between the water inlet of the mouth of a river and the constant temperature additional hot storage tank of electricity is provided with the first valve, and the heat-exchanging water tank goes out
Connecting pipe between the mouth of a river and the water inlet of solar thermal collector is provided with the second valve.
On pipeline between the heat-exchanging water tank and solar thermal collector and the constant temperature additional hot storage tank of electricity and Membrane Materials
Thermometer, flowmeter and elevator pump are equipped with pipeline between component.
Drier and vacuum breaker are provided between the fresh water collecting case and vacuum pump using circulatory water.
The fresh water collecting bottom portion is provided with drainpipe, and drainpipe is provided with the 3rd valve.
Compared with prior art, the utility model makes full use of green reproducible solar energy, and system energy consumption is low, greatly
It is big to reduce operating cost；Feeding liquid into is brought gas by air-blowing pump, one side gas enters membrane component, gas with feeding liquid
Steep the motion on film surface and flushing cleaning action is played to film；Another aspect bubble can increase liquid turbulence degree, strengthen hot and cold stream
The diabatic process of body, improves heat transfer coefficient, greatly improves membrane flux.Vacuum pump using circulatory water makes membrane component both sides produce pressure
Difference, promotes vapor to pass through membrane module, improves efficiency.By heat-exchanging water tank by the vapor recovery of latent heat after desalination, for adding
Hot haline water, makes full use of Resource recovery.
Brief description of the drawings
Fig. 1 is the utility model schematic diagram.
Specific embodiment
As shown in figure 1, a kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system, including feeding liquid heating
Device and Membrane Materials desalt processing device, feeding liquid heater add including the heat-exchanging water tank 1 for preheating feeding liquid, further
The solar thermal collector 2 of hot feed liquid and for the feeding liquid thermostatically controlled constant temperature additional hot storage tank 3 of electricity, feeding liquid enters
Expects pipe is connected with the water inlet of heat-exchanging water tank 1, and the delivery port of heat-exchanging water tank 1 is connected with the water inlet of solar thermal collector 2, the sun
The delivery port of energy heat collector 2 is connected with the water inlet of the constant temperature additional hot storage tank 3 of electricity；The Membrane Materials desalt processing device includes
For carrying out the membrane component 4 of separating treatment to the feeding liquid after heating, for what is condensed to the vapor after treatment
Heat-exchanging water tank 1, the fresh water collecting case 5 for storing condensed water and the circulation for making Membrane Materials desalt processing device generation negative pressure
Water vavuum pump 6, the water inlet of membrane component 4 is connected with the delivery port of the constant temperature additional hot storage tank 3 of electricity, membrane component 4
Exhaust outlet is connected with the air inlet of heat-exchanging water tank 1, and the discharge outlet of heat-exchanging water tank 1 is connected with fresh water collecting case 5, fresh water collecting case 5
Top is connected with vacuum pump using circulatory water 6；Wherein, the top of membrane component 4 is provided with concentrated water discharge pipe, the additional hot storage tank of constant temperature electricity
3 pipelines being connected with membrane component 4 are provided with heaves pump 7.By heat-exchanging water tank 1 and solar thermal collector 2 to feeding liquid
Heated, made full use of existing resource；Feeding liquid into is brought gas by air-blowing pump 7, one side gas enters with feeding liquid
Flushing cleaning action is played in membrane component 4, motion of the bubble on film surface to film；Another aspect bubble can increase liquid turbulence
Degree, strengthens the diabatic process of cold fluid and hot fluid, improves heat transfer coefficient, greatly improves membrane flux.Vacuum pump using circulatory water 6 makes Membrane Materials group
The both sides of part 4 produce pressure differential, promote vapor to pass through membrane module, improve efficiency.
The material of membrane component described in the utility model 4 is microporous hydrophobic polypropylene hollow fiber membrane, and the film is only
Vapor is allowed to pass through without being wetted by the solution, compared with conventional thermal distillation technology, Membrane Materials are not required to for feeding liquid to be heated to boiling
Point, generally 70 DEG C or so, desalination rate is higher.
The additional hot storage tank 3 of constant temperature electricity described in the utility model is provided with level indicator 8 and temperature display meter 9, and
And its bottom is additionally provided with electrical heating wire 10, the feeding liquid in the constant temperature additional hot storage tank 3 of electricity is monitored, temperature is less than setting
During value, electrical heating wire 10 is started working and feeding liquid therein is heated；When temperature is too high, the additional hot storage tank 3 of constant temperature electricity is automatic
Power-off, electrical heating wire 18 is stopped, and setting value is down to by making feeding liquid.
The delivery port of heat-exchanging water tank described in the utility model 1 is connected with the water inlet of the constant temperature additional hot storage tank 3 of electricity, and
And the connecting pipe between the water inlet of delivery port and the constant temperature additional hot storage tank 3 of electricity of heat-exchanging water tank 1 is provided with the first valve
11, the connecting pipe between the delivery port of the heat-exchanging water tank 1 and the water inlet of solar thermal collector 2 is provided with the second valve
12.First valve 11 and the second valve 12 are connected with automatic control unit, when solar thermal collector 2 is to the heating temperature of feeding liquid
When spending high, the first valve 11 is automatically opened up, while the second valve 12 is closed, the feeding liquid that will be preheated by heat-exchanging water tank 1 is straight
Connect into the constant temperature additional hot storage tank 3 of electricity, so that the appropriate temperature for reducing feeding liquid in the constant temperature additional hot storage tank 3 of electricity.
On pipeline between heat-exchanging water tank described in the utility model 1 and solar thermal collector 2 and the constant temperature additional heat of electricity
Thermometer, flowmeter and elevator pump are equipped with pipeline between storage tank 3 and membrane component 4.To system difference link
Feeding liquid temperature and monitoring temperature is carried out, can be needed to adjust the flow of feeding liquid according to production, and to the feeding liquid in pipeline
Power is provided, flow velocity is improved.
Drier and vacuum breaker are provided between fresh water collecting case 5 described in the utility model and vacuum pump using circulatory water 6,
Vapor and regulating system vacuum for drying not thoroughly condensation.
The bottom of fresh water collecting case 5 described in the utility model is provided with drainpipe, and drainpipe is provided with the 3rd valve 13.In time
Fresh water to fresh water collecting case 5 is extracted.
The course of work of the present utility model is：
Haline water feed pipe enters heat-exchanging water tank 1, after being preheated through heat-exchanging water tank 1, is heated into solar thermal collector 2, from
Haline water after solar thermal collector 2 is heated flows into the constant temperature additional hot storage tank 3 of electricity, and haline water is through the constant temperature additional hot storage tank of electricity
3 temperature are adjusted to OK range, and membrane component 4 is flowed into by pipeline, while air-blowing pump 7 and vacuum pump using circulatory water 6 are opened, by
Vacuum pump using circulatory water 6 makes whole Membrane Materials desalt processing device produce negative pressure, promotes vapor to enter through membrane component 4 and changes
Boiler 1, flows into fresh water collecting case 5 after condensation, the condensed water after treatment is arranged through the concentrated water discharge pipe at the top of membrane component 4
Go out.If the high salt coolant-temperature gage through the heating of solar thermal collector 2 is too high, the second valve 12 is automatically switched off by control unit, beaten
The first valve 11 is opened, the haline water preheated by heat-exchanging water tank 1 the constant temperature additional hot storage tank 3 of electricity is flowed directly into, so that suitably
The temperature for reducing haline water in the constant temperature additional hot storage tank 3 of electricity, make up to the temperature range of setting.
Claims (8)
1. one kind is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, including feeding liquid heater and Membrane Materials
Desalt processing device, it is characterised in that the feeding liquid heater includes the heat-exchanging water tank for preheating feeding liquid（1）, enter
One step heats the solar thermal collector of feeding liquid（2）With for the feeding liquid thermostatically controlled constant temperature additional hot storage tank of electricity（3）,
The feed pipe and heat-exchanging water tank of feeding liquid（1）Water inlet connection, heat-exchanging water tank（1）Delivery port and solar thermal collector（2）
Water inlet connection, solar thermal collector（2）Delivery port and the constant temperature additional hot storage tank of electricity（3）Water inlet connection；It is described
Membrane Materials desalt processing device includes the membrane component for carrying out separating treatment to the feeding liquid after heating（4）, for right
The heat-exchanging water tank that vapor after treatment is condensed（1）, fresh water collecting case for storing condensed water（5）With for steaming film
Evaporate the vacuum pump using circulatory water that desalt processing device produces negative pressure（6）, membrane component（4）The additional heat storage of water inlet and constant temperature electricity
Water tank（3）Delivery port connection, membrane component（4）Exhaust outlet and heat-exchanging water tank（1）Air inlet connection, heat-exchanging water tank
（1）Discharge outlet and fresh water collecting case（5）Connection, fresh water collecting case（5）Top and vacuum pump using circulatory water（6）Connection；Wherein, film
Distillation component（4）Top is provided with concentrated water discharge pipe, the additional hot storage tank of constant temperature electricity（3）With membrane component（4）The pipe being connected
Road is provided with heaves pump（7）.
2. one kind as claimed in claim 1 is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, and its feature exists
In the membrane component（4）Material be microporous hydrophobic polypropylene hollow fiber membrane.
3. one kind as claimed in claim 1 is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, and its feature exists
In the additional hot storage tank of the constant temperature electricity（3）It is provided with level indicator（8）And temperature display meter（9）.
4. as described in claim 1 or 3 it is a kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system, its feature
It is, the additional hot storage tank of the constant temperature electricity（3）Bottom is provided with electrical heating wire（10）.
5. one kind as claimed in claim 1 is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, and its feature exists
In the heat-exchanging water tank（1）Delivery port and the constant temperature additional hot storage tank of electricity（3）Water inlet connection, and heat-exchanging water tank（1）
Delivery port and the constant temperature additional hot storage tank of electricity（3）Water inlet between connecting pipe be provided with the first valve（11）, it is described
Heat-exchanging water tank（1）Delivery port and solar thermal collector（2）Water inlet between connecting pipe be provided with the second valve（12）.
6. one kind as claimed in claim 1 is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, and its feature exists
In the heat-exchanging water tank（1）And solar thermal collector（2）Between pipeline on and the constant temperature additional hot storage tank of electricity（3）And film
Distillation component（4）Between pipeline on be equipped with thermometer, flowmeter and elevator pump.
7. one kind as claimed in claim 1 is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, and its feature exists
In the fresh water collecting case（5）And vacuum pump using circulatory water（6）Between be provided with drier and vacuum breaker.
8. one kind as claimed in claim 1 is micro- is aerated solar energy pressure reducing film distillation haline water desalt processing system, and its feature exists
In the fresh water collecting case（5）Bottom is provided with drainpipe, and drainpipe is provided with the 3rd valve（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621418009.5U CN206278948U (en) | 2016-12-22 | 2016-12-22 | A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621418009.5U CN206278948U (en) | 2016-12-22 | 2016-12-22 | A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system |
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| CN206278948U true CN206278948U (en) | 2017-06-27 |
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| CN201621418009.5U Active CN206278948U (en) | 2016-12-22 | 2016-12-22 | A kind of micro- aeration solar energy pressure reducing film distillation haline water desalt processing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2556395A (en) * | 2016-09-08 | 2018-05-30 | Xergy Inc | Vacuum membrane desalination system |
| CN111675411A (en) * | 2020-06-19 | 2020-09-18 | 王国强 | Industrial wastewater treatment device and method based on membrane distillation technology |
| CN113461245A (en) * | 2021-08-02 | 2021-10-01 | 兰州理工大学 | Solar-driven salt-containing water film distillation and purification device |
-
2016
- 2016-12-22 CN CN201621418009.5U patent/CN206278948U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2556395A (en) * | 2016-09-08 | 2018-05-30 | Xergy Inc | Vacuum membrane desalination system |
| GB2556395B (en) * | 2016-09-08 | 2022-05-11 | Ffi Ionix Ip Inc | Vacuum membrane desalination system |
| CN111675411A (en) * | 2020-06-19 | 2020-09-18 | 王国强 | Industrial wastewater treatment device and method based on membrane distillation technology |
| CN111675411B (en) * | 2020-06-19 | 2022-05-17 | 宁夏派可威生物科技有限公司 | Industrial wastewater treatment device and method based on membrane distillation technology |
| CN113461245A (en) * | 2021-08-02 | 2021-10-01 | 兰州理工大学 | Solar-driven salt-containing water film distillation and purification device |
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Address after: 450001 building 12, 20 Peach Road, Zhengzhou high tech Zone, Henan Patentee after: Zhengzhou Heng Bo environment Polytron Technologies Inc Address before: 450001 building 12, 20 Peach Road, Zhengzhou high tech Zone, Henan Patentee before: ZHENGZHOU HENGBO TECHNOLOGY CO., LTD. |