CN109384351A - A kind of algae of Phenol-Containing Wastewater Treatment -- membrane reactor - Google Patents
A kind of algae of Phenol-Containing Wastewater Treatment -- membrane reactor Download PDFInfo
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- CN109384351A CN109384351A CN201811169168.XA CN201811169168A CN109384351A CN 109384351 A CN109384351 A CN 109384351A CN 201811169168 A CN201811169168 A CN 201811169168A CN 109384351 A CN109384351 A CN 109384351A
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- phenol
- microalgae
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- algae
- membrane
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
- C02F3/325—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae as symbiotic combination of algae and bacteria
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
- C02F2101/345—Phenols
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
Abstract
The invention discloses a kind of algaes of Phenol-Containing Wastewater Treatment -- and membrane reactor is mainly made of raw water box, aerator, barrel type reactor, frond concentration on-line detecting system, peristaltic pump or pulsating pump and clear liquid holding vessel etc..Illumination needed for providing micro algae growth by plant growth lamp；It is sufficiently mixed microalgae and phenol wastewater by round or cross air sparger, and oxygen and decelerating membrane pollution needed for supplying micro algae growth；Membrane module is connected by peristaltic pump or pulsating pump with clear liquid holding vessel, and the advanced treating of phenol wastewater after degradation is done directly；The concentration of microalgae in frond concentration on-line detecting system real-time detection waste water guarantees microalgae to the degradation effect of phenol wastewater.The present invention has the characteristics that phenol wastewater removal efficiency is high, processing cost is low, easily operated；Suitable for the processing and recycling of phenol wastewater and other organic wastewaters, there is extremely wide application prospect.
Description
Technical field
The present invention relates to a kind of industrial organic waste water recycling treatment systems, use novel algae -- film more particularly to a kind of
The method and processing system of reactor for treatment phenol wastewater.
Background technique
Phenolic compound is a kind of plasm poisonous substance, almost has toxic action to all biologies, especially to the mind of human body
It is larger through harm to the system, it is one of the pollutant for 129 kinds of priority acccess controls that Environmental protection general administration (EPA) is listed, contains
Phenol waste water is also listed in one of the harmful waste water of emphasis solution in China's water pollution control.Phenolic compound is extensive in the environment
In the presence of, be detect organic contamination indicant, be the persistent organism of China's priority monitoring, be put into carcinogenicity
The column of mononuclear aromatics.Most of phenols is soluble easily in water, stable structure and it is difficult decompose and conversion, make its continuous product in nature
It is tired, it causes to seriously endanger to natural environment.How effectively Phenol-Containing Wastewater Treatment is that environmental pollution prevention and control field must solve
Problem.
For many years, domestic and foreign scholars have done a large amount of research work to phenolic wastewater treatment, and study, determined it is a variety of
Effective processing method.Currently, the processing technique of phenol wastewater has physical method and chemical method.Physical method is removed using physical action
The pollutant gone in phenol wastewater mainly includes solvent extraction, absorption method and membrane separation process to reach the method for discharge standard
Deng.Chemical method includes chemical oxidization method, Ultraviolet Oxidation method, photochemical oxidation method, chemical precipitation method, ion-exchange, liquid-film method
Deng.Since these method processes are complicated and costly, some can also generate harmful by-product, thus Biochemical method contains phenol
Waste water research is got growing concern for, and gradually expanded application.
Microalgae is increasingly used in the removal of organic matter, example because having biggish adsorption capacity and biodegradability
Such as aromatic compound, sterid, pesticide, oil pollutant.Microalgae, can will be in water body during growth and breeding
Organic compound carry out rich product as assimilation carbon source, nitrogen source and sulphur source and absorb, therefore microalgae can degrade as pesticide, hydrocarbon,
A variety of organic compounds such as polycyclic aromatic hydrocarbon, metallorganic.Before more than 60 years, Oswald etc. just has studied microalgae and is repairing by phenols
Effect in terms of the water body of pollution；Scholars study discovery chlorella Chlorella sp., scenedesmus Scenedesmus again later
Sp., crescent moon algae Selenastrum capri-cornutum, flat algae Tetraselmis marina, Ochromonas Ochromonas
Danica, sheath silk algae Lyngbya gracilis, nostoc Nostocpunctiforme, quiver algae Oscillatoria
The energy degrading phenol compound such as animalis, and carried out relevant mechanism and application study.
Currently, people have carried out the research of various algae bio reactors, at the high yield and waste water to realize microalgae
The high efficiency of reason, but the most structure of these processing systems is more complex, and operation difficulty is big, is extremely difficult to ideal wastewater treatment effect
Fruit.To solve the above technical problem, the present invention provides a kind of algae of novel process phenol wastewater -- membrane reactor and phenol wastewater
The new process of recycling treatment.
Summary of the invention
The technical problem to be solved by the present invention is in view of the defects existing in the prior art, provide a kind of collection organic matter degradation
Reaction is located away from integrated novel algae -- membrane reactor with algae water, realizes that phenol wastewater is directly handled from reactor, reaches work
The comprehensive discharge standard of industry waste water.Novel algae provided by the present invention -- membrane reactor and the method for removing phenol wastewater, master
Body thinking is: the first step, first pre-processes phenol wastewater introducing raw water box, removes the impurity such as the suspended matter in waste water；
Second step, pretreated phenol wastewater is sent into reactor and carries out biodegradable processing, and phenol wastewater and microalgae are sufficiently mixed
After closing, completing degradation reaction, stored under the action of peristaltic pump or pulsating pump through membrane module filtering, recycling.
In order to solve this technical problem, the present invention provides a kind of algaes of Phenol-Containing Wastewater Treatment -- membrane reactor, mainly by
Raw water box, aerator, barrel type reactor, frond concentration on-line detecting system, peristaltic pump or pulsating pump and clear liquid holding vessel
Deng composition；It is characterized in that the processing of phenol wastewater is completed in collaboration by microalgae in conjunction with membrane reactor.
The barrel type reactor is made of plant growth lamp, blender, aeration head, membrane module etc., wherein membrane module
Positioned at the middle and lower part of reactor, it is connected by pipeline with flowmeter, pressure gauge, peristaltic pump and clear liquid holding vessel；Aeration head and
Blender is located at the underface and top of membrane module, to prevent the gravity of microalgae from sinking and reduction fouling membrane；Plant growth
Lamp position simulates natural lighting in the top of barrel type reactor, and microalgae is promoted to carry out photosynthesis.
The raw water box water outlet is equipped with sieve, the pretreatment for phenol wastewater；Its bottom must be higher than cylindrical shape
The top of reactor, to ensure that phenol wastewater is realized between neighbouring device in the case where not using pumping by self gravity
Smooth outflow.
The aerator is made of aerator, air flow meter, aeration head etc., and required gas is passed through by aerator
The aeration head of pipeline to reactor bottom supplies；The aeration head is round or cross air sparger.
The membrane module is that the dynamic ultrafiltration or micro-filtration membrane module, pattern with antipollution and self-cleaning performance are flat
Board-like or hollow fiber form or hollow tubular type, operating pressure 0.01-0.25MPa.
The molecular cut off of the ultrafiltration membrane is 45000-150000MW, and the aperture of the microfiltration membranes is 0.05-
0.22μm。
The frond concentration on-line detecting system is designed, designed, assembling, concentration that can in real time to the microalgae in waste water
It is detected, guarantees that the concentration of microalgae in barrel type reactor is stablized, with efficient degradation phenol wastewater.
The utility model has the advantages that a kind of algae of Phenol-Containing Wastewater Treatment provided by the present invention -- membrane reactor be suitable for using continuous or
Half-continuous process realizes phenolic wastewater treatment and recycling, realizes integrated operation, has phenol wastewater removal efficiency height, place
Manage the features such as at low cost, easily operated；Suitable for the processing and recycling of phenol wastewater and other organic wastewaters, have extremely
Wide application prospect.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
In figure: 1. raw water boxs, 2. valve I, 3. flowmeter I, 4. barrel type reactors, 4-1. plant growth lamp, 4-2.
Blender, 4-3. membrane module, 5. aerators, 6. air flow meters, 7. aeration heads, 8. frond concentration on-line detecting systems,
9. valve II, 10. flowmeter II, 11. pressure gauges, 12. peristaltic pumps or pulsating pump, 13. clear liquid holding vessels.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
Fig. 1 show overall structure diagram of the invention.
A kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment of the present invention, mainly include raw water box 1, valve I 2, stream
Meter I 3, barrel type reactor 4, plant growth lamp 4-1, blender 4-2, membrane module 4-3, aerator 5, air flow meter 6,
It is aeration head 7, frond concentration on-line detecting system 8, valve II 9, flowmeter II 10, pressure gauge 11, peristaltic pump or pulsating pump 12, clear
Liquid holding vessel 13 etc..
Raw water box 1 is connected through 2 valve I, 3 flowmeter I with barrel type reactor 4, and the bottom of raw water box 1 is higher than cylinder shaped reaction
The top of device, convenient for that phenol wastewater can be introduced into barrel type reactor by self gravity in the case where not using pumping
4, to guarantee that algae-membrane reactor degradation treatment, the separation process of algae water are completed in the state of lower energy consumption.
The raw water box 1 is the finished product rotational moulding bucket purchased, and volume is in 0.1m3To 20 m3Differ；Water outlet repacking is set
There is sieve.
The barrel type reactor 4 is made of plant growth lamp 4-1, blender 4-2 and membrane module 4-3；The plant
Object growth lamp 4-1 is domestic commercial goods, positioned at the inner upper of barrel type reactor 4, simulates natural lighting, promotes microalgae
Carry out photosynthesis；The blender 4-2 is located at the top of inside reactor, it is therefore an objective to keep phenol wastewater abundant with microalgae
Reaction, while fouling membrane can be reduced；The membrane module 4-3 is the ultrafiltration of the dynamic with antipollution and self-cleaning performance
Or micro-filtration membrane module, pattern pass through valve II positioned at the middle and lower part of reactor for flat or hollow fiber form or hollow tubular type
9, flowmeter II 10, pressure gauge 11 are connected with peristaltic pump or pulsating pump 12, under the action of peristaltic pump or pulsating pump to degradation after
Phenol wastewater carry out advanced treating, and filtered clear liquid is injected into clear liquid holding vessel 13.
The molecular cut off of the ultrafiltration membrane is 45000-150000MW, and the aperture of the microfiltration membranes is 0.05-
0.22μm。
Aeration head 7 below 4 bottom of barrel type reactor, membrane module 4-3, it is therefore an objective to for the microalgae in reactor 4
Growth fresh air is provided, while playing the role of bubbling, be in ultrafiltration membrane or microfiltration membranes in dynamic, slow down the pollution of film.
The aeration head 7 is round or cross air sparger, is connected with aerator 5 and air flow meter 6.
Membrane module 4-3 loaded on the middle part inside barrel type reactor 4 is immersed in the phenol wastewater for being mixed with microalgae when working
In, by peristaltic pump or pulsating pump 12 filter by after degradation phenol wastewater and microalgae separate.
The frond concentration on-line detecting system 8 in real time detects the concentration of the microalgae in waste water, guarantees cylinder
The concentration of microalgae is stablized in shaped reaction device 4, with efficient degradation phenol wastewater.
The function of each component of the present invention:
Raw water box 1 is mainly used for stream and adds, supplements phenol wastewater, and additional amount is micro- into barrel type reactor 4 according to on-line checking
Flow that the concentration and peristaltic pump or pulsating pump 12 of algae filter is adjusted；Aeration control according to the decline of membrane flux situation by
The air supply amount that the aerator that aerator 5, air flow meter 6, aeration head 7 form provides is adjusted；Membrane module 4-3 in
Middle part inside barrel type reactor 4, can select the membrane module of different size, different types as needed, and membrane module outlet is logical
Piping is connect with peristaltic pump or pulsating pump 12, and the advanced treating of waste water is completed by the suction of pump；When equipment is run, from aeration
On the one hand the bubble sprayed in first 7 plays the role of uniform stirring, complement lysis oxygen, on the other hand to circle in uphill process
Membrane module in barrel reactor 4 is washed away, to slow down the pollution of film.
Specific workflow of the invention is as follows:
Before starting, whole equipment is cleaned first.After the completion of cleaning, appropriate phenol wastewater to be processed is injected into raw water box
In precipitated, after the completion of to be precipitated, open valve I be flowed into phenol wastewater in barrel type reactor, be slightly above its liquid level
Blender.Then the microalgae preferably gone out is added into reactor, the microalgae that this example preferentially uses is chlorella pyrenoidosa；Simultaneously
Various nutriments, trophic factors required for micro algae growth are added, and set frond concentration on-line detecting system etc..It opens and plants
Object growth lamp, blender, are sufficiently mixed microalgae with phenol wastewater.The process of microalgae degradation phenol wastewater uses continuous or partly connects
Continuous technique starts peristaltic pump or pulsating pump, by being submerged into waste liquid after microalgae reacts a period of time with phenol wastewater
The microalgae in waste water and reactor that membrane module completes reaction separates, and the filtered water of film is pumped into clear liquid holding vessel.
Under normal circumstances, after phenol wastewater sufficiently reacts for 24 hours with microalgae, that is, it can reach processing requirement.Carrying out degradation reaction and use
During membrane module carries out the separation of algae water, ozone is provided into reactor from aerator, to meet micro algae growth
Needs of the required oxygen and reduction microalgae to the pollution of membrane module.
In degradation process, the control to the concentration of microalgae is paid attention to, to guarantee microalgae body number required for phenol wastewater is degraded
Amount reaches requirement.
The membrane module cleaning frequency in barrel type reactor is 100-200h.
The embodiment above of the present invention, is merely illustrative, be not it is only, it is all within the scope of the present invention or it is equivalent this
Change in the range of invention is surrounded by the present invention.
Claims (7)
1. a kind of algae of Phenol-Containing Wastewater Treatment -- membrane reactor, mainly by raw water box, aerator, barrel type reactor, frond
The composition such as concentration on-line detecting system, peristaltic pump or pulsating pump and clear liquid holding vessel, it is characterised in that: by microalgae and membrane reactor
It is combined, the processing and recycling of phenol wastewater are completed in collaboration.
2. a kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment according to claim 1, it is characterised in that: the raw water box
Water outlet is equipped with sieve, the pretreatment for phenol wastewater.
3. a kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment according to claim 1, it is characterised in that: the cylinder
Shaped reaction device is made of plant growth lamp, blender, aeration head, membrane module etc.；Wherein, under membrane module is located in reactor
Portion is connected by pipeline with flowmeter, pressure gauge, peristaltic pump and clear liquid holding vessel；Aeration head and blender are located at film
The underface and top of component, to prevent the gravity of microalgae from sinking and reduction fouling membrane；Plant growth lamp is located at cylinder shaped reaction
Natural lighting is simulated in the top of device, and microalgae is promoted to carry out photosynthesis.
4. a kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment according to claim 1, it is characterised in that: the frond
Concentration on-line detecting system is designed, designed, assembling, can the concentration in real time to the microalgae in waste water detect, guarantee cylinder-shaped
The concentration of microalgae is stablized in reactor, with efficient degradation phenol wastewater.
5. a kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment according to claim 3, it is characterised in that: used film
Component is dynamic ultrafiltration or micro-filtration membrane module with antipollution and self-cleaning performance, and pattern is flat or hollow fiber form
Or hollow tubular type, operating pressure 0.01-0.25MPa；Membrane module is connected by peristaltic pump or pulsating pump with clear liquid holding vessel, directly
Complete the clarified separation of microalgae and phenol wastewater.
6. a kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment according to claim 3, it is characterised in that: the ultrafiltration
The molecular cut off of film is 45000-150000MW, and the aperture of the microfiltration membranes is 0.05-0.22 μm.
7. a kind of algae -- the membrane reactor of Phenol-Containing Wastewater Treatment according to claim 3, it is characterised in that: the aeration
Head is round or cross air sparger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811169168.XA CN109384351A (en) | 2018-10-08 | 2018-10-08 | A kind of algae of Phenol-Containing Wastewater Treatment -- membrane reactor |
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| CN201811169168.XA CN109384351A (en) | 2018-10-08 | 2018-10-08 | A kind of algae of Phenol-Containing Wastewater Treatment -- membrane reactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942091A (en) * | 2019-04-09 | 2019-06-28 | 哈尔滨学院 | Bacterium algae attaching biological fibre bed and preparation method thereof and its method of intensive treatment pig denitrogenation of waste water dephosphorization |
| CN110526414A (en) * | 2019-09-29 | 2019-12-03 | 浙江海洋大学 | For purifying the film-bioreactor and its application method of phenol wastewater |
| CN113248021A (en) * | 2021-05-17 | 2021-08-13 | 哈尔滨工业大学 | Method for treating rural domestic sewage by using chlorella pyrenoidosa |
| US11504694B2 (en) | 2020-01-23 | 2022-11-22 | King Fahd University Of Petroleum And Minerals | Reusable biomass-derived biochar adsorbent for phenolic compound removal |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942091A (en) * | 2019-04-09 | 2019-06-28 | 哈尔滨学院 | Bacterium algae attaching biological fibre bed and preparation method thereof and its method of intensive treatment pig denitrogenation of waste water dephosphorization |
| CN109942091B (en) * | 2019-04-09 | 2022-04-29 | 哈尔滨学院 | Bacterial-algae attached biological fiber bed, preparation method thereof and method for strengthening treatment of pig wastewater for nitrogen and phosphorus removal |
| CN110526414A (en) * | 2019-09-29 | 2019-12-03 | 浙江海洋大学 | For purifying the film-bioreactor and its application method of phenol wastewater |
| CN110526414B (en) * | 2019-09-29 | 2022-01-11 | 浙江海洋大学 | Use method of membrane-photobioreactor |
| US11504694B2 (en) | 2020-01-23 | 2022-11-22 | King Fahd University Of Petroleum And Minerals | Reusable biomass-derived biochar adsorbent for phenolic compound removal |
| US11684905B2 (en) | 2020-01-23 | 2023-06-27 | King Fahd University Of Petroleum And Minerals | Bacteria biochar adsorbent |
| CN113248021A (en) * | 2021-05-17 | 2021-08-13 | 哈尔滨工业大学 | Method for treating rural domestic sewage by using chlorella pyrenoidosa |
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Application publication date: 20190226 |