CN105217705B - A kind of PPCPs classes Waste Water Treatment and method - Google Patents
A kind of PPCPs classes Waste Water Treatment and method Download PDFInfo
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- CN105217705B CN105217705B CN201510756248.5A CN201510756248A CN105217705B CN 105217705 B CN105217705 B CN 105217705B CN 201510756248 A CN201510756248 A CN 201510756248A CN 105217705 B CN105217705 B CN 105217705B
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- waste water
- ppcps
- bismuth tungstate
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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
- 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
Abstract
The invention discloses a kind of PPCPs classes Waste Water Treatment, including：Water feed apparatus, for PPCPs classes waste water to be introduced into distillation device；Distillation device, inside it is provided with Graphene bismuth tungstate PVDF photocatalysis membranas, the distillation device is used for, catalytic reaction is produced under excited by visible light by the Graphene bismuth tungstate PVDF photocatalysis membranas, waste water is degraded, then makes the Graphene bismuth tungstate PVDF photocatalysis membranas both sides produce steam pressure difference to drive vapor to enter water circle device through the Graphene bismuth tungstate PVDF photocatalysis membranas by heating；Water circle device, the vapor for will transmit through the Graphene bismuth tungstate PVDF photocatalysis membranas by water circulation is liquefied to bring captation into after water；Captation, for collecting through the water after treatment.The present invention can carry out harmless treatment to waste water.
Description
Technical field
The present invention relates to technical field of waste water processing, more particularly to a kind of PPCPs classes Waste Water Treatment and method.
Background technology
Research shows that the whole world there are about more than 600 ten thousand kinds of PPCPs class materials, and all increases in the ratio with 3% or so every year, its
Life with the mankind is closely related.PPCPs class waste water in environment is mainly derived from industrial wastewater, sanitary wastewater and cultivation and poultry
Animal husbandry waste water etc., causes PPCPs class waste water to be enriched with the environment due to lacking suitable processing method with technology, so as to give environment
And health brings great threat.Therefore, a kind of processing method suitable for PPCPs class waste water is searched out particularly important.
Membrane separation technique has achieved rapidly development since coming across 20 beginnings of the century, the sixties, membrane separation technique has concurrently point
From, concentration, purifying and refined function, have again efficiently, the feature such as energy-saving and environmental protection, therefore, played not in production and life
Alternative effect, application field is extensive and generates huge economic benefit and social benefit, it has also become current separation science
In one of most important means.Pvdf membrane mechanical strength is high with toughness, uvioresistant and nuclear radiation, and shock resistance etc. is excellent
Point, also plays key player in membrane separation technique, can be not only used for desalinization, also has it unique in the treatment of waste water
Advantage.But pvdf membrane technology is applied in the middle of the process of PPCPs class waste water, the technology can only be entered to PPCPs class waste water
Row physical separation but can not really realize that waste water is innoxious, and film is easily contaminated so as to influence it to separate again in use
Performance.
Nano photo catalyzed oxidation is a kind of high-level oxidation technology, and it can be used for purification of air, sterilizing, wastewater treatment etc.
Field.Its remarkable performance is especially shown in the middle of wastewater treatment process, nano-photocatalyst produces tool under the irradiation of light
There is the hydroxyl radical free radical of strong oxidation, so as to be harmless gas and water by wastewater degradation, and do not cause secondary dirt
Dye.Study the most ripe when being titanium dioxide in nano photo catalyzed oxidation, but titanium dioxide is only capable of being produced using ultraviolet light
Raw catalytic action, limits its large-scale use in the middle of actual waste water treatment.Bismuth tungstate be it is a kind of can responding to visible light
Nano-photocatalyst, but it to exist with titanium dioxide etc. easily reunite etc. as photochemical catalyst and asks in the middle of the wastewater treatment process
Topic.
Therefore, finding a kind of can be particularly important the innoxious processing mode of PPCPs class waste water.
The content of the invention
The technical problems to be solved by the invention are, there is provided a kind of PPCPs classes Waste Water Treatment and method, can be right
PPCPs classes waste water carries out harmless treatment.
In order to solve the above-mentioned technical problem, the invention provides a kind of PPCPs classes Waste Water Treatment, including：
Water feed apparatus, for PPCPs classes waste water to be introduced into distillation device；
Distillation device, is inside provided with Graphene bismuth tungstate PVDF photocatalysis membranas, and the distillation device is used for, by described
Graphene bismuth tungstate PVDF photocatalysis membranas produce catalytic reaction under excited by visible light, and waste water is degraded, then by heating
The Graphene bismuth tungstate PVDF photocatalysis membranas both sides are made to produce steam pressure difference to drive vapor to pass through the Graphene bismuth tungstate
PVDF photocatalysis membranas enter water circle device；
Water circle device, the vapor liquid for will transmit through the Graphene bismuth tungstate PVDF photocatalysis membranas by water circulation
Captation is brought into after turning to water；
Captation, for collecting through the water after treatment.
Further, the water feed apparatus include wastewater disposal basin and intake pump, and the intake pump connects institute respectively by pipeline
Wastewater disposal basin and the distillation device are stated, the intake pump is provided with fluid level controller.
Further, the distillation device is urged including membrane distiller, heater and the Graphene bismuth tungstate PVDF light
Change film, the Graphene bismuth tungstate PVDF photocatalysis membranas are arranged in the membrane distiller, and the membrane distiller is divided into
Mutually isolated hot side and cold side, the heater is arranged at the hot side of the membrane distiller.
Further, the heater is electric heater or solar heater, and the heater is provided with temperature sensor,
To control the water temperature of the hot side of the membrane distiller.
Further, the water circle device includes water circulating pump and circulating water pool, and the water circulating pump is by pipeline point
The cold side and the circulating water pool of the membrane distiller are not connected, and the cold side of the membrane distiller and the circulating water pool also pass through
Pipeline is joined directly together.
Further, Waste Water Treatment also includes photocatalysis apparatus, and the photocatalysis apparatus include visible light source and stone
English cold-trap, the visible light source is arranged in the quartzy cold-trap, and the quartzy cold-trap is arranged in the membrane distiller.
Present invention also offers a kind of method of wastewater treatment based on above-mentioned PPCPs class Waste Water Treatments, including：
Waste water is introduced membrane distiller hot side by intake pump from wastewater disposal basin；
Under excited by visible light, the Graphene bismuth tungstate PVDF photocatalysis membranas produce catalytic reaction, and waste water is dropped
Solution；
Heater is heated to the hot side of the membrane distiller, so as to produce vapor and pass through the Graphene wolframic acid
Bismuth PVDF photocatalysis membranas enter membrane distiller cold side；
Water circulating pump is opened, water is circulated in membrane distiller cold side and circulating water pool with certain flow velocity, so as to follow
Next water vapor condensation is will transmit through during ring for water, and brings captation into and be collected.
Further, the visible ray is the one kind in visible ray, the ultraviolet that sunshine, the visible light source send
Or it is various.
Further, the heater is 50-80 DEG C to the temperature of the hot side heating of the membrane distiller,；The film steams
The hydraulic detention time for evaporating the hot side of device is 2-6h, and the cold and hot side temperature difference of the membrane distiller is 20-50 DEG C.
Further, the cleaning way of the fouling membrane of the Graphene bismuth tungstate PVDF photocatalysis membranas be conventional washing,
Pickling, alkali cleaning, ultrasonic cleaning, ultraviolet radioactive cleaning and visible radiation cleaning in any one.
Implement the present invention, have the advantages that：The present invention has the excellent of membrane separation technique and nano photo catalyzed oxidation concurrently
Point, is the effective means of PPCPs class wastewater treatments.Graphene bismuth tungstate nano-photocatalyst can not only slow down the dirt of pvdf membrane
Dye, extends the service life of pvdf membrane, it is also possible to improve treatment effeciency of the pvdf membrane to PPCPs waste water.The present invention is with pvdf membrane
It is the carrier of Graphene bismuth tungstate nano-photocatalyst, also solves the problems, such as that it is difficult to reclaim in the middle of wastewater treatment.This hair
Bright method has splendid treatment effect to PPCPs waste water, COD clearances up to more than 99%, so as to realize the highly purified of water,
With very strong practicality and wide market prospects.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the system block diagram of the one embodiment for the PPCPs class Waste Water Treatments that the present invention is provided；
Fig. 2 is the system block diagram of another embodiment of the PPCPs class Waste Water Treatments that the present invention is provided.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1
Fig. 1 is the system block diagram of the one embodiment for the PPCPs class Waste Water Treatments that the present invention is provided, as shown in figure 1,
Including water feed apparatus 101, distillation device 102, water circle device 103 and captation 104.
As shown in figure 1, water feed apparatus 101 are used to for PPCPs classes waste water to introduce distillation device, water feed apparatus 101 are specific
Including wastewater disposal basin 1011 and intake pump 1012, intake pump 1012 connects wastewater disposal basin 1011 and distillation device respectively by pipeline
102, intake pump 1012 is provided with fluid level controller, can be automatically replenished waste water.
As shown in figure 1, distillation device 102 includes membrane distiller 1021, heater 1022 and Graphene bismuth tungstate PVDF
Photocatalysis membrana 1023, Graphene bismuth tungstate PVDF photocatalysis membranas 1023 are arranged in membrane distiller 1021, and by membrane distiller
1021 are divided into mutually isolated hot side and cold side, and heater 1022 is arranged at the hot side of membrane distiller, and heater 1022 is electricity
Heater or solar heater, or other energy modes heater, heater is provided with temperature sensor, to control Membrane Materials
The water temperature of the hot side of device.Distillation device 102 is mainly used in by Graphene bismuth tungstate PVDF photocatalysis membranas 1023 in visible ray
Lower generation catalytic reaction is excited, waste water is degraded, then the Graphene bismuth tungstate PVDF photocatalysis membranas two are made by heating
Side produces steam pressure difference to drive vapor to enter water circle device 103 through Graphene bismuth tungstate PVDF photocatalysis membranas 1023.
As shown in figure 1, water circle device 103 specifically includes water circulating pump 1031 and circulating water pool 1032, water circulating pump
1032 cold sides and circulating water pool 1032 for connecting membrane distiller respectively by pipeline, the cold side and circulating water pool 1032 of membrane distiller
Also it is joined directly together by pipeline.Water circle device 103 is mainly used in will transmit through Graphene bismuth tungstate PVDF light by water circulation urges
Change the vapor liquefaction of film 1023 to bring captation 104 into after water.As shown in figure 1, captation 104 is specifically collecting-tank,
For collecting through the water after treatment.
Embodiment 2
A kind of PPCPs classes method of wastewater treatment is the embodiment of the invention provides, is the PPCPs classes be given based on embodiment 1
The method of Waste Water Treatment.PPCPs class waste water specifically refers to include various prescribed and non prescribed medicines, soap, shampoo, tooth
Cream, perfume, skin care item, suncream, hair jelly, hair dye etc. are in a series of interior chemical substances.But the treatable waste water of the method
It is not limited to PPCPs class waste water, it is also possible to process other class waste water.
Antibioticses waste water ciprofloxacin hydrochloride of the embodiment of the present invention with concentration as 50mg/L adds as target contaminant
In addition wastewater disposal basin.Then the embodiment of the present invention includes step：
(1) antibioticses waste water is introduced membrane distiller hot side by intake pump from wastewater disposal basin；
(2) in the case where sunshine is excited, Graphene bismuth tungstate PVDF photocatalysis membranas produce catalytic reaction, and waste water is dropped
Solution；
(3) heater is heated to the hot side of membrane distiller, and temperature is set to 75 DEG C, and hydraulic detention time is set to 6h, with
Solar thermal collector is thermal source, and cold water side temperature is 25-35 DEG C of outdoor temperature (not controlling), so as to produce vapor and pass through
Graphene bismuth tungstate PVDF photocatalysis membranas enter membrane distiller cold side；
(4) water circulating pump is opened, water is circulated in membrane distiller cold side and circulating water pool with certain flow velocity, so that
Next water vapor condensation is will transmit through in cyclic process for water, and brings captation into and be collected.
Cold and hot side water starts the cycle over flowing, every Ciprofloxacin hydrochloride concentration and COD in 0.5h sampling and measuring collecting-tanks
Value.
According to above-mentioned same step, it is distinguished as heter temperature being set to 50 DEG C and 80 DEG C being tested, and keeps
The cold and hot side temperature difference of membrane distiller is 20-50 DEG C, finally measures discovery ciprofloxacin hydrochloride and COD clearances are above
99%.
The cleaning way of the fouling membrane of Graphene bismuth tungstate PVDF photocatalysis membranas can be conventional washing, pickling, alkali cleaning,
Can be the cleaning ways such as ultrasonic cleaning, ultraviolet radioactive cleaning or visible radiation cleaning, flux recovery reaches 90%-98%.
Embodiment 3
Fig. 2 is the system block diagram of another embodiment of the PPCPs class Waste Water Treatments that the present invention is provided, as shown in Fig. 2
Including water feed apparatus 201, distillation device 202, water circle device 203, captation 204, photocatalysis apparatus 205.
As shown in Fig. 2 water feed apparatus 201 are used to for PPCPs classes waste water to introduce distillation device, water feed apparatus 201 are specific
Including wastewater disposal basin 2011 and intake pump 2012, intake pump 2012 connects wastewater disposal basin 2011 and distillation device respectively by pipeline
202, intake pump 2012 is provided with fluid level controller, can be automatically replenished waste water.
As shown in Fig. 2 photocatalysis apparatus 205 include visible light source 2051 and quartzy cold-trap 2052, it is seen that light source 2051 sets
It is placed in quartzy cold-trap 2052, quartzy cold-trap 2052 is arranged in membrane distiller 2021.May be appreciated, it is also possible to be other light
Source, is not restricted to visible light source.
As shown in Fig. 2 distillation device 202 includes membrane distiller 2021, heater 2022 and Graphene bismuth tungstate PVDF
Photocatalysis membrana 2023, Graphene bismuth tungstate PVDF photocatalysis membranas 2023 are arranged in membrane distiller 2021, and by membrane distiller
2021 are divided into mutually isolated hot side and cold side, and heater 2022 is arranged at the hot side of membrane distiller, and heater 2022 is electricity
Heater or solar heater, or other energy modes heater, heater is provided with temperature sensor, to control Membrane Materials
The water temperature of the hot side of device.Distillation device 202 is mainly used in by Graphene bismuth tungstate PVDF photocatalysis membranas 2023 in visible ray
Lower generation catalytic reaction is excited, waste water is degraded, then the Graphene bismuth tungstate PVDF photocatalysis membranas two are made by heating
Side produces steam pressure difference to drive makes vapor enter water circle device 203 through Graphene bismuth tungstate PVDF photocatalysis membranas 2023.
As shown in Fig. 2 water circle device 203 specifically includes water circulating pump 2031 and circulating water pool 2032, water circulating pump
2032 cold sides and circulating water pool 2032 for connecting membrane distiller respectively by pipeline, the cold side and circulating water pool 2032 of membrane distiller
Also it is joined directly together by pipeline.Water circle device 203 is mainly used in will transmit through Graphene bismuth tungstate PVDF light by water circulation urges
Change the vapor liquefaction of film 2023 to bring captation 204 into after water.As shown in Fig. 2 captation 204 is specifically collecting-tank,
For collecting through the water after treatment.
Embodiment 4
A kind of PPCPs classes method of wastewater treatment is the embodiment of the invention provides, is the PPCPs classes be given based on embodiment 3
The method of Waste Water Treatment.
Antibioticses waste water sulfanilamide (SN) of the embodiment of the present invention with concentration as 30mg/L is added into wastewater disposal basin as target contaminant
In.Then the embodiment of the present invention includes step：
(1) antibioticses waste water is introduced membrane distiller hot side by intake pump from wastewater disposal basin；
(2) under 500W light source excited by visible light, Graphene bismuth tungstate PVDF photocatalysis membranas produce catalytic reaction, to waste water
Degraded；
(3) heater is heated to the hot side of membrane distiller, and temperature is set to 75 DEG C, and hydraulic detention time is set to 5h, with
Solar thermal collector is thermal source, and cold water side temperature is 25-35 DEG C of outdoor temperature, so as to produce vapor and pass through Graphene wolframic acid
Bismuth PVDF photocatalysis membranas enter membrane distiller cold side；
(4) water circulating pump is opened, water is circulated in membrane distiller cold side and circulating water pool with certain flow velocity, so that
Next water vapor condensation is will transmit through in cyclic process for water, and brings captation into and be collected.
Cold and hot side water starts the cycle over flowing, every sulfanilamide (SN) concentration and COD value in 0.5h sampling and measuring collecting-tanks.
According to above-mentioned same step, it is distinguished as hydraulic detention time and is set to 2h, finally measures discovery ciprofloxacin hydrochloride
99% is above with COD clearance results.
Implement the present invention, have the advantages that：The present invention has the excellent of membrane separation technique and nano photo catalyzed oxidation concurrently
Point, is the effective means of PPCPs class wastewater treatments.Graphene bismuth tungstate nano-photocatalyst can not only slow down the dirt of pvdf membrane
Dye, extends the service life of pvdf membrane, it is also possible to improve treatment effeciency of the pvdf membrane to PPCPs waste water, can also effectively prevent
The agglomeration traits of photochemical catalyst.The present invention is the carrier of Graphene bismuth tungstate nano-photocatalyst with pvdf membrane, also solves it
The problem for being difficult to reclaim in the middle of wastewater treatment.The inventive method has splendid treatment effect, COD clearances to PPCPs waste water
Up to more than 99%, so as to realize the highly purified of water, with very strong practicality and wide market prospects.
It should be noted that herein, term " including ", "comprising" or its any other variant be intended to non-row
His property is included, so that process, method, article or device including a series of key elements not only include those key elements, and
And also include other key elements being not expressly set out, or also include for this process, method, article or device institute are intrinsic
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Also there is other identical element in the process of key element, method, article or device.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (9)
1. a kind of PPCPs classes Waste Water Treatment, it is characterised in that including：
Water feed apparatus, for PPCPs classes waste water to be introduced into distillation device；
Distillation device, is inside provided with Graphene bismuth tungstate PVDF photocatalysis membranas, and the distillation device is used for, by the graphite
Alkene bismuth tungstate PVDF photocatalysis membranas produce catalytic reaction under excited by visible light, and waste water is degraded, then make institute by heating
Stating Graphene bismuth tungstate PVDF photocatalysis membranas both sides produces steam pressure difference to drive vapor to pass through the Graphene bismuth tungstate PVDF
Photocatalysis membrana enters water circle device；
Water circle device, the vapor for will transmit through the Graphene bismuth tungstate PVDF photocatalysis membranas by water circulation is liquefied and is
Bring captation after water into；
Captation, for collecting through the water after treatment；
The distillation device includes membrane distiller, heater and the Graphene bismuth tungstate PVDF photocatalysis membranas, the graphite
Alkene bismuth tungstate PVDF photocatalysis membranas are arranged in the membrane distiller, and the membrane distiller is divided into mutually isolated hot side
And cold side, the heater is arranged at the hot side of the membrane distiller.
2. PPCPs classes Waste Water Treatment as claimed in claim 1, it is characterised in that the water feed apparatus include wastewater disposal basin
And intake pump, the intake pump connects the wastewater disposal basin and the distillation device respectively by pipeline, and the intake pump is provided with
Fluid level controller.
3. PPCPs classes Waste Water Treatment as claimed in claim 1, it is characterised in that the heater be electric heater or
Solar heater, the heater is provided with temperature sensor, to control the water temperature of the hot side of the membrane distiller.
4. PPCPs classes Waste Water Treatment as claimed in claim 3, it is characterised in that the water circle device includes circulation
Water pump and circulating water pool, the water circulating pump connect the cold side and the circulating water pool of the membrane distiller by pipeline respectively,
The cold side of the membrane distiller and the circulating water pool are also joined directly together by pipeline.
5. PPCPs classes Waste Water Treatment as claimed in claim 4, it is characterised in that Waste Water Treatment is also urged including light
Makeup is put, and the photocatalysis apparatus include visible light source and quartzy cold-trap, and the visible light source is arranged in the quartzy cold-trap,
The quartzy cold-trap is arranged in the membrane distiller.
6. a kind of method of wastewater treatment of the PPCPs class Waste Water Treatments based on described in claim 4 or 5, it is characterised in that
Including：
Waste water is introduced membrane distiller hot side by intake pump from wastewater disposal basin；
Under excited by visible light, the Graphene bismuth tungstate PVDF photocatalysis membranas produce catalytic reaction, and waste water is degraded；
Heater is heated to the hot side of the membrane distiller, so as to produce vapor and pass through the Graphene bismuth tungstate
PVDF photocatalysis membranas enter membrane distiller cold side；
Water circulating pump is opened, water is circulated in membrane distiller cold side and circulating water pool with certain flow velocity, so as to be circulated throughout
Next water vapor condensation is will transmit through in journey for water, and brings captation into and be collected.
7. PPCPs classes method of wastewater treatment as claimed in claim 6, it is characterised in that the visible ray is sunshine, described
One or more in visible ray, ultraviolet that visible light source sends.
8. PPCPs classes method of wastewater treatment as claimed in claim 6, it is characterised in that the heater is to the Membrane Materials
The temperature of the hot side heating of device is 50-80 DEG C；The hydraulic detention time of the hot side of the membrane distiller is 2-6h, the Membrane Materials
The cold and hot side temperature difference of device is 20-50 DEG C.
9. PPCPs classes method of wastewater treatment as claimed in claim 7 or 8, it is characterised in that the Graphene bismuth tungstate PVDF
The cleaning way of the fouling membrane of photocatalysis membrana is washing, pickling, alkali cleaning, ultrasonic cleaning, ultraviolet radioactive cleaning and visible radiation
Any one in cleaning.
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| CN201510756248.5A CN105217705B (en) | 2015-11-06 | 2015-11-06 | A kind of PPCPs classes Waste Water Treatment and method |
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| CN105731711B (en) * | 2016-04-01 | 2019-11-05 | 河海大学 | Based on carbon nanotube/zinc oxide PTFE photocatalysis membrana wastewater treatment equipment and its application |
| CN106629945B (en) * | 2016-12-28 | 2020-05-22 | 河海大学 | Self-cleaning seawater desalination device and method |
| CN107042105B (en) * | 2017-04-25 | 2019-12-10 | 上海材料研究所 | Method for enhancing photocatalytic performance of ferroelectric material by regulating and controlling spontaneous polarization |
| CN109985536B (en) * | 2019-04-04 | 2022-02-11 | 河海大学 | g-C3N4-PVDF composite membrane, preparation method and application |
| CN110117119B (en) * | 2019-05-09 | 2021-09-28 | 河海大学 | Method and system for treating oil-containing water body |
| CN111962209A (en) * | 2019-05-20 | 2020-11-20 | 中国科学院过程工程研究所 | Composite catalytic membrane, photocatalytic oxidation-membrane distillation multi-dimensional sewage treatment system and treatment method |
| CN113233528A (en) * | 2021-05-08 | 2021-08-10 | 扬州大学 | Ultrasonic catalysis membrane distillation medical wastewater treatment system |
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| CN1298641C (en) * | 2005-06-28 | 2007-02-07 | 天津大学 | Photocatalytic oxidation reaction- membrane separation method for processing antibiotic industry waste water |
| SE530481C2 (en) * | 2007-01-12 | 2008-06-17 | Scarab Dev Ab | Process for purifying water with membrane distillation comprising a pretreatment |
| CN103121732B (en) * | 2013-02-06 | 2014-05-21 | 上海交通大学 | Method for removing smelly substances in water |
| CN103657639B (en) * | 2013-12-31 | 2015-05-20 | 长沙理工大学 | Preparation method and silicon modification method of visible light catalysis material for graphene/bismuth tungstate flake nanostructure |
| CN104891744B (en) * | 2015-06-10 | 2017-02-22 | 河海大学 | Photocatalytic film distillation printing and dyeing wastewater treatment and recovery system and technology |
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