CN108435152A - A kind of regenerating active carbon system and method for the biodegradable pollutant saturation of absorption - Google Patents
A kind of regenerating active carbon system and method for the biodegradable pollutant saturation of absorption Download PDFInfo
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- CN108435152A CN108435152A CN201810481167.2A CN201810481167A CN108435152A CN 108435152 A CN108435152 A CN 108435152A CN 201810481167 A CN201810481167 A CN 201810481167A CN 108435152 A CN108435152 A CN 108435152A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 115
- 239000003344 environmental pollutant Substances 0.000 title claims abstract description 31
- 231100000719 pollutant Toxicity 0.000 title claims abstract description 31
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 29
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 21
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 244000005700 microbiome Species 0.000 claims abstract description 45
- 239000010842 industrial wastewater Substances 0.000 claims abstract description 15
- 238000005276 aerator Methods 0.000 claims abstract description 11
- 230000002195 synergetic effect Effects 0.000 claims abstract description 5
- 238000011069 regeneration method Methods 0.000 claims description 35
- 230000000694 effects Effects 0.000 claims description 31
- 239000003610 charcoal Substances 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 230000008929 regeneration Effects 0.000 claims description 24
- 238000004062 sedimentation Methods 0.000 claims description 12
- 239000002351 wastewater Substances 0.000 claims description 12
- 238000005273 aeration Methods 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 9
- 229920006395 saturated elastomer Polymers 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000006228 supernatant Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 abstract description 7
- 238000006731 degradation reaction Methods 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 7
- 230000028327 secretion Effects 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000000813 microbial effect Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 239000012028 Fenton's reagent Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3441—Regeneration or reactivation by electric current, ultrasound or irradiation, e.g. electromagnetic radiation such as X-rays, UV, light, microwaves
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- 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
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Materials Engineering (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Water Treatment By Sorption (AREA)
- Physical Water Treatments (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The present invention relates to a kind of regenerating active carbon system and methods of the biodegradable pollutant saturation of absorption, after granular activated carbon carries out long-time absorption to industrial wastewater, saturation state can be reached, utilize supersonic generator and aerator, activated carbon surface and most of pollutants of inside can be vibrated, waste liquid is discharged after operation a period of time, close supersonic generator, then it is passed through clear water, the cultured microorganism muddy water for capableing of oriented attachment pollutant is added, degradation removal is carried out to remaining pollutant, pass through the synergistic effect of ultrasonic wave and microorganism, most of pollutant is removed, open supersonic generator, carry out last cleaning, it can restore the absorption property of granular activated carbon, extend its service life.
Description
Technical field
The present invention relates to field of industrial waste water treatment, and in particular to a kind of activity of the biodegradable pollutant saturation of absorption
Charcoal regenerative system and method.
Background technology
Granular activated carbon has larger specific surface area and flourishing pore structure, shows preferably absorption property,
Application is more in terms of handling the deep purifying of sanitary sewage, organic wastewater and water.Granular activated carbon is commonly used in industrial enterprise
A kind of adsorbent need to transport outward and be regenerated after its adsorption saturation, however 3,000 yuan per ton or so of regeneration expense,
Certain financial burden can be caused to enterprise.Therefore, seek a kind of economy height and enterprise easy to implement regenerates saturated activity certainly
The method of charcoal seems increasingly important.
The common regeneration method of active carbon in China has hot recycling method, chemical reagent method of reproduction, electrochemical regeneration method, ultrasonic wave
Method of reproduction, Photocatalytic Regeneration method etc., there are many patents to use two kinds and the combination of two or more regeneration techniques at present.Such as public affairs
It opens shown in patent No. CN105597717A, the photoelectric-synergetic reaction regeneration reactor of the Patent design can realize titanium dioxide
Light-catalyzed reaction and three-dimensional BDD electrode electro Chemical oxidation reactions, provide a new approaches for the regeneration of Powdered Activated Carbon.But
The device detaches granular activated carbon and Powdered Activated Carbon by filter, need to be according to the Powdered Activated Carbon pore size of actual use not
It is disconnected to change filter size, the inconvenience of operation is brought, and the granular activated carbon process for preparing carried titanium dioxide is relatively complicated.For another example
Shown in publication CN102974138A, which, to 90 DEG C or so, starts ultrasonic wave using the heating of Activated charcoal particle of steam
The dirt of generator, oscillation removal activated carbon surface realizes the regeneration of saturated activity charcoal then using washing.Relative to tradition
High-temperature heating method of reproduction, the method less energy intensive and regenerate after activated carbon efficiency it is higher.Publication CN102658101A
Synthesis has used ultrasonic wave and Fenton reagent oxidation reclaiming process, can be having by the OH of reaction generation high oxidation potential
Machine object is oxidized to small-molecule substance, the adsorption capacity of activity recovery charcoal, and the recovery time is short, it is renewable often.
Ultrasonic regeneration method drives the needle high-frequency vibration that shakes by supersonic generator, can generate the very high cavitation of energy
Bubble, cavitation bubble increases in the solution, then is broken into minute bubbles, and the high-pressure shocking wave of generation acts on activated carbon surface, can restore
The adsorption capacity of activated carbon.It is domestic to confirm the operability of the method there are many research and its most good speed is probed by experiment
Row condition.
Microorganisms reproduction method has the advantages that cleanliness without any pollution, investment operating cost is low, the activated carbon proportion of goods damageds are low etc. and shows
Going out preferable development prospect, publication CN104815633A utilizes the activated carbon of microorganisms reproduction adsorption saturation nonyl phenol,
Obtain higher regeneration rate.By pre-processing fresh activity charcoal, saturation absorption nonyl phenol, configuration microbial solution, control again
The operations such as carded sliver part realize the efficient removal of target contaminant.
Preferable versatility is shown in view of ultrasonic regeneration and the combination of other regeneration techniques, by ultrasonic regeneration and micro- life
Object regeneration combination has feasibility, can realize that from the purpose for regenerating saturated activity charcoal, regeneration cost is greatly reduced in industrial enterprise.
By the synergistic effect of ultrasonic wave and microorganism, the regenerated carbon after ultrasonic cleaning has obtained larger extensive in terms of physical absorption
It is multiple.
Invention content
To realize industrial enterprise from regeneration saturated activity charcoal, it is full that the present invention proposes a kind of biodegradable pollutant of absorption
The regenerating active carbon system and method for sum.
The system combines the advantages of ultrasonic regeneration method and microorganisms reproduction method, can remove table by the oscillation of ultrasonic wave
Most of pollutants in face and inside, can be degraded by microorganism and remain in the pollutant of activated carbon surface, pass through microorganism
The ectoenzyme of secretion can enter Microporous Structure of Active Carbon, some of the contaminants of degrading.
Technical solution provided by the invention is：
A kind of regenerating active carbon system of the biodegradable pollutant saturation of absorption, including reaction tank, water pump, seed activity
Layer of charcoal, ball-cock assembly, filter plate, aerator, ultrasonic unit, microorganism muddy water sedimentation basin；The industrial wastewater water inlet pipe will give up
Water is passed through the seed activity layer of charcoal in reaction tank, and filter plate and ultrasonic unit, the filter are equipped with below the seed activity layer of charcoal
Aerator is evenly distributed on plate, the ultrasonic unit includes supersonic generator, ultrasonic transducer and ultrasonic wave
Shake needle；Seed activity layer of charcoal lower part is connected to microorganism muddy water sedimentation basin by recovery tube；The microorganism muddy water sedimentation basin
Top is equipped with overflow pipe, and for extra supernatant is discharged, lower part is equipped with return duct, microorganism muddy water can be pumped to reaction
Pond.
Further, the aerator uses aeration head, can choose suitable distance according to actual conditions and be uniformly distributed
On filter plate.
Further, concrete or sheet metal can be selected in the material of the reaction tank.
Further, the seed activity layer of charcoal in reaction tank is laid with 2~3 meters.
Further, reaction tank top be equipped with ball-cock assembly, so that industrial wastewater is entered in reaction tank by water inlet pipe, when into
Water height makes to stop water inlet when the complete levitating of ball-cock assembly.
A kind of regeneration method of the activated carbon of the biodegradable polluter saturation of absorption is specific to wrap using above system
Include following steps：
1) fresh granular activated carbon is laid on above filter plate, so that industrial wastewater is entered in reaction tank by water inlet pipe,
The absorption for carrying out a period of time, until activated carbon adsorption is saturated, discharge waste water clear water is added into reaction tank by water pump, together
Shi Qidong ultrasonic units and aerator；
2) it carries out ul-trasonic irradiation operation a period of time heel row and removes waste water, supersonic generator is closed, by water pump to anti-
Clear water is added in Ying Chizhong, adds the cultured microorganism muddy water for capableing of oriented attachment pollutant, opens aeration
System；
3) after aeration after a period of time, valve is opened, microorganism muddy water is collected to sedimentation basin by recovery tube, is started
It staticly settles；
4) clear water is added into reaction tank by water pump, regenerated activated carbon will be cooperateed with microorganism by ultrasonic wave, into
Row ultrasonic cleaning；After running a period of time, the granular activated carbon after regenerating for the first time is obtained, waste water is discharged；
5) after first time regeneration ending, continue to be passed through plant chimney stalk, carry out absorbing synergic regeneration and the ultrasonic wave of next round
Cleaning.
Further, after crossing 5~10 regeneration, activated carbon loses activity completely, starts more to renew charcoal.
Ultrasonic regeneration method is used alone, the cavitation bubble of high-energy increases in the solution, is then broken into minute bubbles, generates
High-pressure shocking wave act on activated carbon surface, can vibrate activated carbon surface and most of pollutant of inside, but be difficult to
Except the polluter of Microporous Structure of Active Carbon.
Microorganisms reproduction method is used alone, the microbial degradation for being attached to activated carbon surface can be utilized to be adsorbed in activated carbon
The organic matter on surface, and the ectoenzyme of microorganism secretion can enter microcellular structure, organic matter inside further degrading activity charcoal,
But the time of domesticated strain is longer, and engineer application is less, and with the aging of biomembrane, under the degradation capability of microorganism is gradual
Drop, causes effluent quality not up to standard, increases the frequency for more renewing charcoal, improves purchase charcoal cost.
The mesoporous and macropore proportion of activated carbon are smaller, and micropore is more flourishing, accounts for about the 90% of the gross area.Utilize ultrasound
Wave, which vibrates saturated activity carbon surface and the pollutant of inside, to be removed, and under aeration effect, can strengthen the degradation work(of aerobic microbiological
Can, the ectoenzyme of microorganism secretion can go deep into Microporous Structure of Active Carbon removal pollutant.Ultrasonic cleaning effect can open duct,
More absorption points are provided, physical absorption is promoted.In addition, when containing hazardous contaminant in industrial wastewater, ultrasonic wave can shake
Removal some of the contaminants are swung, reduces waste water to the inhibiting effect of microorganism, enhances the activity of microorganism, can expand to a certain extent
Big ultrasonic regeneration and use scope associated with microorganisms reproduction.
The system of the present invention combines the advantages of ultrasonic regeneration method is with microorganisms reproduction method, can by the oscillation of ultrasonic wave
To remove most of pollutant of saturated activity carbon surface and inside, the microorganism muddy water of configuration can be with enhancing degradation organic matter.
On the one hand, the pollutant of microorganism degradable active carbon surface, on the other hand, the ectoenzyme of microorganism secretion can enter activity
Charcoal micropore is degraded.
The system of the present invention is cleaned using ultrasonic wave, and more general air water back washing can be activated carbon internal contamination
Object vibrates out, further opens duct, improves physical absorption effect.The system microorganism muddy water is recycled, it can be achieved that
Recycle and preferably go out the strain of the biodegradable pollutant of efficient degradation.
The simple system of the present invention is easy to operate, can design multigroup pond alternate run according to actual conditions, regeneration efficiency compared with
It is high.Chemical agent is not used in the system of the present invention, and non-environmental-pollution is environmentally protective.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described.
Fig. 1 is regenerative system structure drawing of device provided in an embodiment of the present invention.
Fig. 2 is the flow chart of regenerative system provided in an embodiment of the present invention.
Icon：1- industrial wastewater water inlet pipes；2- ball-cock assemblys；3- seed activity layer of charcoal；4- aeration heads；5- filter plates；6- ultrasounds
Wave producer；7- ultrasonic transducers；8- ultrasonic waves shake needle；9- running water pipes；10- drainpipes；11- recovery tubes；12- microorganisms
Muddy water sedimentation basin；13-- overflow pipes；14- microorganism muddy water return ducts.
Specific implementation mode
The present invention is further explained in the light of specific embodiments.
Refering to fig. 1, Fig. 2.A kind of regenerating active carbon system of the biodegradable pollutant saturation of absorption, including industrial wastewater
Water inlet pipe, ball-cock assembly, seed activity layer of charcoal, aeration head, filter plate, supersonic generator, ultrasonic transducer, ultrasonic wave shake needle,
Running water pipe, drainpipe, recovery tube, microorganism muddy water sedimentation basin, overflow pipe, microorganism muddy water return duct.
Wherein, ultrasonic unit includes supersonic generator, and ultrasonic transducer and ultrasonic wave shake needle.Aerator is adopted
With aeration head, suitable distance can be chosen according to actual conditions and be evenly distributed on filter plate.
Wherein, microorganism muddy water enters microorganism muddy water sedimentation basin by collecting pipe, and sedimentation basin top is equipped with overflow pipe, uses
It is discharged extra supernatant, lower part is equipped with return duct, microorganism muddy water can be pumped to reaction tank.
As the preferred of scheme, concrete or other sheet metals can be selected in the material in pond.
As the preferred of scheme, can multigroup same reaction tank be set according to actual conditions, carry out replacement operation, the company of realization
Continuousization regenerates, and improves regeneration efficiency.
Microbial nutrient solution can be configured while microorganism muddy water is added as the preferred of scheme, such as increases grape
The substances such as sugar, sodium chloride, pH buffer solutions.
As the preferred of scheme, the preferred adsorbable biodegradable pollution of biodegradable pollutant in industrial wastewater
Object, such as phenol, partial solubility aromatic compound.
It, need to be according to parameters such as the physico-chemical property of industrial wastewater, constituent, initial concentrations, to micro- as the preferred of scheme
Biology carries out culture screening.
As the preferred of scheme, the Static Adsorption isothermal test of activated carbon need to be carried out according to the water quality characteristics of industrial wastewater,
Than selecting best charcoal kind, it is laid with 2~3 meters of seed activity layer of charcoal.
A kind of regeneration method of the activated carbon of the biodegradable polluter saturation of absorption, fresh granular activated carbon is put
Enter filter plate, carbon-coating height is 2~3 meters.Industrial wastewater is set to enter in pond by water inlet pipe, when water inlet height makes ball-cock assembly float completely
When rising, stop water inlet.The absorption for carrying out 24~72h, until activated carbon adsorption is saturated, waste water is discharged in opening valve.
Clear water is added into pond by water pump, while starting ultrasonic unit and aerator.Open power supply, ultrasonic wave hair
Raw device converts alternating current to supersonic frequency electric oscillation signal, and carries out ul-trasonic irradiation to ultrasonic transducer by cable transfer.
The needle vibration at high speed in addition, supersonic generator drive ultrasonic wave shakes, isolates activated carbon surface and the pollutant of inside.Uniformly divide
The aeration head of cloth inputs dissolved oxygen into pond, enhances the flow regime of water body.Continuous operation 24~48h heel row removes waste water, closes
Supersonic generator is closed,
Clear water is added into pond by water pump, adds the cultured micro- life for capableing of oriented attachment pollutant
Object muddy water, opens aerating system, and the biodegradation of the absorption with activated carbon charcoal to dissolved oxygen, organic matter is strengthened.
Meanwhile the dissolved oxygen of high concentration also provides advantage for the proliferation of aerobic microbiological.Microorganism remains in work in addition to degradation
Property carbon surface pollutant, secretion ectoenzyme can enter activated carbon capillary, by organic pollution oxygenolysis at H2O、
CO2、NH3Equal small-molecule substances.After the aeration of 48~96h, valve is opened, microorganism muddy water is collected to heavy by recovery tube
Shallow lake pond starts to staticly settle.
Clear water is added into pond by water pump, regenerated activated carbon will be cooperateed with microorganism by ultrasonic wave, carries out ultrasound
Wave cleans.Operation 12~for 24 hours after, obtain for the first time regenerate after granular activated carbon, be discharged waste water.
After first time regeneration ending, continue to be passed through plant chimney stalk, the absorbing synergic regeneration for carrying out next round is clear with ultrasonic wave
It washes, after 5~10 regeneration, activated carbon loses activity completely, starts more to renew charcoal.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, any ripe
Professional and technical personnel is known, without departing from the scope of the present invention, according to the technical essence of the invention, to above real
Apply any simple modification, equivalent replacement and improvement etc. made by example, still fall within technical solution of the present invention protection domain it
It is interior.
Claims (7)
1. a kind of regenerating active carbon system of the biodegradable pollutant saturation of absorption, it is characterised in that：Including reaction tank, water
Pump, seed activity layer of charcoal, ball-cock assembly, filter plate, aerator, ultrasonic unit, microorganism muddy water sedimentation basin；The industrial wastewater
Waste water is passed through the seed activity layer of charcoal in reaction tank by water inlet pipe, and filter plate is equipped with below the seed activity layer of charcoal and ultrasonic wave fills
Set, be evenly distributed with aerator on the filter plate, the ultrasonic unit includes supersonic generator, ultrasonic transducer with
And ultrasonic wave shakes needle；Seed activity layer of charcoal lower part is connected to microorganism muddy water sedimentation basin by recovery tube；The microorganism mud
Water sedimentation pond top is equipped with overflow pipe, and for extra supernatant is discharged, lower part is equipped with return duct, microorganism muddy water can be pumped
It send to reaction tank.
2. the regenerating active carbon system of the biodegradable pollutant saturation of absorption according to claim 1, it is characterised in that：
The aerator uses aeration head, can choose suitable distance according to actual conditions and be evenly distributed on filter plate.
3. the regenerating active carbon system of the biodegradable pollutant saturation of absorption according to claim 1, it is characterised in that：
Concrete or sheet metal can be selected in the material of the reaction tank.
4. the regenerating active carbon system of the biodegradable pollutant saturation of absorption according to claim 1, it is characterised in that：
Seed activity layer of charcoal in reaction tank is laid with 2~3 meters.
5. the regenerating active carbon system of the biodegradable pollutant saturation of absorption according to claim 1, it is characterised in that：
It is equipped with ball-cock assembly on reaction tank top, so that industrial wastewater is entered in reaction tank by water inlet pipe, when water inlet height keeps ball-cock assembly complete
Stop water inlet when full levitating.
6. a kind of regeneration method of the activated carbon of the biodegradable polluter saturation of absorption, it is characterised in that：It is wanted using right
The regenerating active carbon system for seeking the biodegradable pollutant saturation of the absorption described in 1, specifically comprises the following steps：
1) fresh granular activated carbon is laid on above filter plate, so that industrial wastewater is entered in reaction tank by water inlet pipe, carried out
The absorption of a period of time, until activated carbon adsorption is saturated, clear water is added into reaction tank by water pump, opens simultaneously for discharge waste water
Dynamic ultrasonic unit and aerator；
2) it carries out ul-trasonic irradiation operation a period of time heel row and removes waste water, supersonic generator is closed, by water pump to reaction tank
Middle addition clear water adds the cultured microorganism muddy water for capableing of oriented attachment pollutant, opens aerating system；
3) after aeration after a period of time, valve is opened, microorganism muddy water is collected to sedimentation basin by recovery tube, starts to stand
Precipitation；
4) clear water is added into reaction tank by water pump, regenerated activated carbon will be cooperateed with microorganism by ultrasonic wave, surpassed
Sound wave cleans；After running a period of time, the granular activated carbon after regenerating for the first time is obtained, waste water is discharged；
5) after first time regeneration ending, continue to be passed through plant chimney stalk, carry out absorbing synergic regeneration and the ultrasonic cleaning of next round.
7. the regeneration method of the activated carbon of the biodegradable polluter saturation of absorption according to claim 6, feature
It is：After crossing 5~10 regeneration, activated carbon loses activity completely, starts more to renew charcoal.
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