CN206447727U - A kind of Tea Polyphenols produces and processes wastewater treatment equipment - Google Patents
A kind of Tea Polyphenols produces and processes wastewater treatment equipment Download PDFInfo
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- CN206447727U CN206447727U CN201621413940.4U CN201621413940U CN206447727U CN 206447727 U CN206447727 U CN 206447727U CN 201621413940 U CN201621413940 U CN 201621413940U CN 206447727 U CN206447727 U CN 206447727U
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Abstract
Wastewater treatment equipment is produced and processed the utility model discloses a kind of Tea Polyphenols, including infrastructure, the infrastructure is made up of grille well, collecting-tank, reaction tank, preliminary sedimentation tank, flotation tank, regulating reservoir, hydrolytic tank, contact-oxidation pool, second pond, drainage well and sludge concentration tank, is mutually combined to form collection system, materializing strategy system, biochemical treatment system, medicine system, oxygen system, sludge treating system and electric control system between infrastructure；The collection system is made up of grille well and collecting-tank；Materializing strategy system is made up of reaction tank, preliminary sedimentation tank and flotation tank；Biochemical treatment system is made up of hydrolytic tank, contact-oxidation pool and second pond；Medicine system is made up of dosing pump and medicine-adding bin.The utility model ensure that Tea Polyphenols production and processing waste water obtains sufficiently effective reaction and processing in processing system by the collaborative work of multiple systems, also, the utility model technique is simple, easy to operate, processing is thorough, save the energy and with low cost.
Description
Technical field
The utility model is related to sewage treatment equipment technical field, specifically a kind of Tea Polyphenols production and processing wastewater treatment dress
Put.
Background technology
Tea Polyphenols production and processing waste water mainly includes remaining mother liquor and flushing water after extracting, by the production technology of Tea Polyphenols
Understand, the water soluble ingredient in the composition and tealeaves of waste water is essentially identical, wherein organic acid, sugar, amino acid and pectin substance
Good biodegradability, the biodegradability of alkaloid is (but its content is less) also to be studied.
Tea Polyphenols in waste water can be with metal ion (such as Al under certain pH value3+、Ca2+Deng) reaction generation indissoluble
Chromogenic reaction can occur for compound, and some transition metal ions, such as add containing Fe2+、Fe3+Coagulant when can generate coloured network
Compound, the color of water can become blackish green by yellow, and have acid smell, and reaction equation is as follows：6R-OH+FeCl3→H3[Fe
(OR)6]+3HCl, to avoid the generation of colourity, aluminium polychloride (PAC) and Al is respectively adopted2(SO4)3It is compared experiment, one
Both materials of aspect can generate insoluble compound with Tea Polyphenols, and it is in colloid in water removal and micro- on the other hand to be gone by flocculation
The organic and inorganic substances of small suspended state, reduce the load of biochemical treatment.Due to waste water slant acidity, Ca (OH) is added2One
Aspect can adjust the pH value of waste water, another aspect Ca2+Also with Tea Polyphenols reaction generation insoluble compound, tea in water is further reduced
The content of polyphenol, be subsequent biochemical processing be smoothed out provide condition.Tea Polyphenols is easy to oxidation and become in the basic conditions
Color, adds PAC and Al2(SO4)3There is preferable removal effect to Tea Polyphenols.PAC best feed rate is 250mg/L, and COD is gone
Except rate is 29% or so, the clearance to Tea Polyphenols is 85% or so.Al2(SO4)3Best feed rate be 500mg/L, to COD's
Clearance is 35% or so, and the clearance to Tea Polyphenols is 86% or so.In view of Al2(SO4)3Throwing amount is that 500mg/L can cause
Sulphates content is too high in water, influences the effect of follow-up anaerobic biochemical treatment, so suggestion is mixed in Practical Project using PAC
Solidifying agent, but because the reaction is reversible, it is impossible to the Tea Polyphenols in waste water is removed completely, and being found in experiment can if using secondary precipitation
The supernatant Fe after Tea Polyphenols, precipitation is removed completely2+Chromogenic reaction is occurred without during detection.The BOD of supernatants after precipitation5/COD
=0.57 (being more or less the same with water inlet), but because the removal of Tea Polyphenols will substantially improve the biodegradability of waste water.
The bacteriostasis of Tea Polyphenols and its concentration are proportional and relevant with stereochemical structure.But the bacteriostasis of Tea Polyphenols has
Very strong selectivity, can suppress the growth of pernicious bacteria, but then have maintenance colony balance to normal floras such as mould, saccharomycete
Effect.Thus, although relevant information report catechin has inhibitory action to bacterium, also sludge can under anaerobic tamed and dociled
Change.Because Tea Polyphenols has very strong inhibitory action to bacterium (including anaerobism, aerobic and facultative bacteria), and Tea Polyphenols is in waste water
Content highest, thus this technique should focus on to have investigated the change to the minimizing technology and wastewater biodegradability of Tea Polyphenols.Can be with
Add PAC and Ca (OH)2It is a kind of economically viable method to carry out pretreatment to tea ployphenols wastewater, and COD clearance is also reachable
To 29%, the clearance of Tea Polyphenols can reach 85%, not only improve the clearance of Tea Polyphenols, and improve the biochemical of waste water
Property, while also improving the pH value of waste water.
Technics comparing
1 absorption method
Absorption method is to produce chemistry work between adsorbed material by adsorbent (such as activated carbon, sulfonated coal and resin)
With formation chemical bond causes absorption and removes polluter.Waste water is produced and processed with the pretreated Tea Polyphenols of charcoal absorption,
First water process special-purpose activated charcoal is soaked by 5%~10% dilute sulfuric acid of volume fraction, strengthens the adsorption capacity on its surface, then
Soaked with mass fraction for 2%~5% liquor potassic permanganate, strengthen the re-oxidation ability on its surface, enhancement activated carbon absorption
4.5~5.5m of tower height, filtering velocity 10m/h, activated carbon handling are using hydraulic conveyor and automatic unload after charcoal device, processing that water outlet can
Reach the standard of cooling tower quality of reused water.
2 Coagulation Methods
Contain many colloidal substances in Tea Polyphenols production and processing waste water, they are mutually exclusive because carrying certain electric charge, surely
Surely it is dispersed in waste water.After the coagulant with opposite charges is added, the electric charge in waste water on colloidal substance is neutralized hair
Raw cohesion, then by the bridging action of macromolecular flocculation aid, big floc sedimentation is gathered into by small micelle, can be removed by external force.With
Aluminum sulfate is that coagulant, polyacrylamide are flocculation aid processing synthetic rubber waste water, optimal coagulant consumption, pH, temperature and
Under stirring condition, COD clearances are about 37%.
3 mixed condensed gas flotation processes
At present, most domestic Tea Polyphenols manufacturing and processing enterprise uses mixed condensed gas flotation process process for producing waste water.This method is first
Dosing coagulant and flocculation aid into waste water, carry out coagulation and help solidifying intensive treatment, then are squeezed into air floatation machine with pump, pass through water
Emitter will inject dissolved air release dissolved with the recirculation water of compressed air and form micro-bubble, and the suspended particulate in waste water is attached to gas
Scraped after being emerged on bubble with slag-scraper into ash pit discharge.Synthetic rubber waste water is handled with two-stage Bubble-floating Method, wherein
One-level puts device using air pocket collection, and the floccule body of larger particles is floated on the surface of the water, and two grades put device using micro-bubble collection, will be micro-
Little particle floccule body is floated on the surface of the water, and water outlet COD and SS clearance is respectively 40%~45%, 95%~98%.
4 bioanalysises
Bioanalysis is to utilize microorganism, mainly the metabolism of bacterium, soluble in oxidation, decomposition, absorption waste water
The insoluble organic matter of organic matter and part, and it is converted into harmless stable material so that waste water is obtained only.Bioanalysis master
To include hydrolysis acidification method, activated sludge process, oxidation ditch process and biological contact oxidation process.
5 hydrolysis acidification methods
Hydrolysis acidification method be it is a kind of between the aerobic method between anaerobism, mainly for the treatment of containing hardly degraded organic substance,
The not high industrial wastewater of biodegradability.It is utilize organic matter anaerobic digestion during the acid fermentation stage the characteristics of, will be some
The larger molecular organicses of difficult degradation are converted into the small organic molecule being easily degraded by microorganisms, so as to improve the biochemical of waste water
Property.Such as handled with hydrolysis acidification along fourth and butadiene-styrene rubber composite waste, when inlet COD loading 0.55kg/m3d and residence time
During 6.7h, water outlet BOD/COD values bring up to 0.56 by the 0.44 of before processing and do not detect styrene, it is ensured that follow-up aerobic process
Treatment effect.
6 activated sludge processes
Activated sludge process is to utilize the various microorganisms in activated sludge to have very strong absorption and oxidation Decomposition organic matter
Ability handles a kind of method of organic wastewater.The medium-sized test that Tea Polyphenols produces and processes waste water is handled with traditional activated sludge process
Show, influent COD average quality concentration is 801mg/L, after drum exposure processing, secondary clarifier effluent COD average removal rates are
59.2%.
7 oxidation ditch process
Oxidation ditch is also known as " ring aeration tank ", " aerating system of endless ", and its aeration tank is in the irrigation canals and ditches type of closing, dirt
The mixed liquor of water and activated sludge is constantly circulated wherein.It is used as a kind of Activated Sludge Process of innovation, oxidation ditch
Method is not required to set preliminary sedimentation tank and sludge digestion tank, but in terms of BOD is removed than traditional activated sludge process effect more preferably, runs also more
Plus it is reliable and stable.Handled after Tea Polyphenols production and processing waste water is mixed by a certain percentage with sanitary wastewater with oxidation ditch process, BOD
Clearance is up to 69%~93%.
8 biological contact oxidation process
Biological contact oxidation process is a kind of widely used method of current industrial wastewater biological treatment.Because its load is high, have
Machine thing removal effect is good and turns into the follow-up aerobic treatment process of hydrolysis acidification technique.It is many with biological contact oxidation process processing tea
Phenol produces and processes waste water, is DO >=2mg/L and stop in 6.6~7.3, gas-water ratio 15: 1, pond in intake 19~33 DEG C of water temperature, pH
During time 6.7h, water outlet COD and BOD average removal rate are respectively 83.7%, 89.6%.
Tea Polyphenols production and processing waste water is a kind of larger waste water of intractability, individually using physical-chemical process, chemical method
Or Biochemical method, effect is not ideal, and waste water is difficult to qualified discharge.Recent study personnel attempt to make three kinds of Combination of Methods
With and obtain good result.Produced with SBR- anthracites-quartz sand double-layer filter material filtering-active carbon absorption technology processing Tea Polyphenols
Processing waste water, as a result shows, when influent COD is 1020mg/L or so, optimal water inlet phase 1h, reaction phase 4h, precipitation phase 2h, draining
Phase 0.5h, lay-up period 0h, aeration use non-Limited Aeration, water outlet COD, turbidity, colourity be down to respectively below 40mg/L,
0.75NTU and 0, can be back to production.It is useless with coagulant precipitation-hydrolysis acidification-catalytic oxidation-sand filtration PROCESS FOR TREATMENT butadiene-styrene rubber
Water, COD, BOD and SS clearance are respectively 95%, 95% and more than 70%, and its water quality parameter reaches that GB8978-1996 is comprehensive
Sewage first discharge standard is closed, Treated sewage reusing can be realized on existing apparatus.Therefore, using biology+physical-chemical process or chemistry
Treatment effeciency can be improved more.
Process choice
In test waste water it is not preprocessed and when directly carrying out aerobic treatment, be one under conditions of 35 DEG C in temperature
As 5~9d also occur in that zoogloea disintegration.It follows that it is infeasible that aerobic treatment is directly carried out to the waste water
's.Due to it is contained in the waste water be mostly natural materials, its molecular mass is larger, and can make the high score in water using hydrolysis acidification
Sub- material is decomposed into small molecule in the presence of acid-producing bacteria, the load of Aerobic Process for Treatment is reduced, while can also make under anaerobic
The Tea Polyphenols remained in waste water obtains Partial digestion, though very low to COD clearances, it is only 9.5% to stop 24h clearances, to tea
The clearance of polyphenol is also very low, but the biodegradability of waste water improves 19.3%.Waste water is contacted by being accessed after hydrolysis acidification
Oxidation technology, microorganism is attached on filler and not easily runed off, and is suitable for the requirement of Batch Process.Due to being difficult in pretreatment stage
By Tea Polyphenols removal completely, it is aerobic there is no degradation substantially to Tea Polyphenols, thus Tea Polyphenols is gone in pretreatment stage
Except whether the effect completely for wastewater treatment is vital.COD's is averaged when catalytic oxidation hydraulic detention time is 12h
Clearance can reach 85%, and last waste water is emitted at Yuyao City municipal sewage after entering secondary sedimentation tank precipitation by collecting-tank
Manage factory.The discharge standard required in view of the factory their location is COD≤500mg/L, BOD5≤300mg/L, SS≤400mg/
L, thus may determine that the waste water treatment engineering technological process.
According to narration above, it can be appreciated that although Tea Polyphenols production and processing waste water treatment process is till now
Comparative maturity, but on this field of Tea Polyphenols production and processing wastewater treatment, many problems are still suffered from, only by single
It is difficult to make water outlet qualified discharge that handling process, which is, it is necessary to integrated to the progress of existing technique, using kinds of processes Combined Treatment
Method, could qualified discharge, even turn waste into wealth, realize the purpose of comprehensive utilization of resources.If having grasped above technology,
Tea Polyphenols produces and processes waste water, and with regard to that can find, a kind of real technique is simple, easy to operate, processing is thorough, save the energy and cost is low
Honest and clean processing method.
Utility model content
The purpose of this utility model is to provide a kind of Tea Polyphenols production and processing wastewater treatment equipment, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of Tea Polyphenols produces and processes wastewater treatment equipment, including infrastructure, the infrastructure by grille well, catchment
Pond, reaction tank, preliminary sedimentation tank, flotation tank, regulating reservoir, hydrolytic tank, contact-oxidation pool, second pond, drainage well and sludge concentration tank group
Into being mutually combined to form collection system, materializing strategy system, biochemical treatment system, medicine system, oxygen supply system between infrastructure
System, sludge treating system and electric control system；The collection system is made up of grille well and collecting-tank；Materializing strategy system by
Reaction tank, preliminary sedimentation tank and flotation tank composition；Biochemical treatment system is made up of hydrolytic tank, contact-oxidation pool and second pond；Dosing system
System is made up of dosing pump and medicine-adding bin；Oxygen system is made up of centrifugal blower and pipeline；Sludge treating system by sludge concentration tank,
Screw pump and plate and frame filter press composition；Also include switch board and PLC, switch board constitutes electric control system with PLC.
It is used as further program of the utility model：The collecting-tank of the collection system conveys water after being catchmented respectively
To reaction tank and flotation tank, medicine-adding bin is connected with reaction tank, flotation tank respectively by dosing pump, and reaction tank is connected with preliminary sedimentation tank,
The fluid output port of flotation tank and preliminary sedimentation tank is connected with regulating reservoir, and the sludge output end of preliminary sedimentation tank is connected with sludge concentration tank, is adjusted
Section pond is connected with hydrolytic tank, and the output end connection contact-oxidation pool of hydrolytic tank, the output end of contact-oxidation pool is connected with second pond,
The output channel of centrifugal blower extend into the inside of regulating reservoir, contact-oxidation pool, the hydrolytic tank, the sludge output end of second pond
It is connected with sludge concentration tank, the output end of sludge concentration tank is connected with sludge pump, and sludge pump output terminal is connected with dehydration machine room,
Pipe-line mixer, the fluid output port connection drainage well of the second pond are additionally provided with the pipeline of sludge pump and dehydration machine room.
It is used as further program of the utility model：The inside of the reaction tank and flotation tank is equipped with mixer.
It is used as further program of the utility model：Dewatering machine is provided with inside the dehydration machine room.
Compared with prior art, the utility model is by collection system, materializing strategy system, biochemical treatment system, dosing system
System, oxygen system, sludge treating system, electric control system composition, by the collaborative work of multiple systems, ensure that tea is more
Phenol produces and processes waste water and obtains sufficiently effective reaction and processing in processing system, also, the utility model technique is simple, operation
Easy, processing is thorough, save the energy and with low cost.
Brief description of the drawings
Fig. 1 is the structural representation that Tea Polyphenols produces and processes wastewater treatment equipment.
In figure：1- grille wells, 2- collecting-tanks, 3- reaction tanks, 4- preliminary sedimentation tanks, 5- flotation tanks, 6- regulating reservoirs, 7- hydrolytic tanks,
8- contact-oxidation pools, 9- second ponds, 10- drainage wells, 11- sludge concentration tanks, 12- centrifugal blowers, 13- sludge pumps, 14- pipelines are mixed
Clutch, 15- dewatering machines, 16- dosing pumps.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of Tea Polyphenols produces and processes wastewater treatment equipment, including basis
Facility, the infrastructure by grille well 1, collecting-tank 2, reaction tank 3, preliminary sedimentation tank 4, flotation tank 5, regulating reservoir 6, hydrolytic tank 7, connect
Touch oxidation pond 8, second pond 9, drainage well 10 and sludge concentration tank 11 to constitute, be mutually combined to form collection system between infrastructure
System, materializing strategy system, biochemical treatment system, medicine system, oxygen system, sludge treating system and electric control system；Institute
Collection system is stated to be made up of grille well 1 and collecting-tank 2；Materializing strategy system is made up of reaction tank 3, preliminary sedimentation tank 4 and flotation tank 5；
Biochemical treatment system is made up of hydrolytic tank 7, contact-oxidation pool 8 and second pond 9；Medicine system is by dosing pump 16 and medicine-adding bin group
Into；Oxygen system is made up of centrifugal blower 12 and pipeline；Sludge treating system is by sludge concentration tank 11, screw pump and plate compression
Machine is constituted；Also include switch board and PLC, switch board constitutes electric control system with PLC.
Water is respectively delivered to reaction tank 3 and flotation tank 5, medicine-adding bin by the collecting-tank 2 of the collection system after being catchmented
It is connected respectively with reaction tank 3, flotation tank 5 by dosing pump 16, reaction tank 3 is connected with preliminary sedimentation tank 4, flotation tank 5 and preliminary sedimentation tank 4
Fluid output port is connected with regulating reservoir 6, and the sludge output end of preliminary sedimentation tank 4 is connected with sludge concentration tank 11, regulating reservoir 6 and hydrolytic tank
7 connections, the output end connection contact-oxidation pool 8 of hydrolytic tank 7, the output end of contact-oxidation pool 8 is connected with second pond 9, centrifuges wind
The output channel of machine 12 extend into regulating reservoir 6, the inside of contact-oxidation pool 8, the hydrolytic tank 7, the sludge output end of second pond 9
It is connected with sludge concentration tank 11, the output end of sludge concentration tank 11 is connected with sludge pump 13, the output end of sludge pump 13 and dehydration
Computer room is connected, and pipe-line mixer 14, the liquid output of the second pond 9 are additionally provided with the pipeline of sludge pump 13 and dehydration machine room
End connection drainage well 10.
The inside of the reaction tank 3 and flotation tank 5 is equipped with mixer.
Dewatering machine 15 is provided with inside the dehydration machine room.
The method that wastewater treatment equipment carries out wastewater treatment is produced and processed using above-mentioned Tea Polyphenols, is comprised the following steps：
The first step, plant area are divided into grille well 1 containing tea ployphenols wastewater and waste water containing fat, utilize the thick lattice in grille well 1
Grid, coarse rack falls the rubbish filtering that diameter in waste water is more than 2cm, is then separately connect containing tea ployphenols wastewater and the parallel connection of waste water containing fat
Enter collecting-tank；
Second step, collecting-tank 2 are collected into certain water and reached is promoted to reaction tank 3 and gas by elevator pump respectively after liquid level
Floating pond 5, by adding PAC and most Tea Polyphenols in the precipitation removal waste water of hybrid reaction containing tea ployphenols wastewater to reaction tank 3
Material, then various lipid materials in waste water containing fat are removed by the air supporting of flotation tank 5, tea ployphenols wastewater after reaction precipitation and
The waste water containing fat of air supporting together imports regulating reservoir 6；
Hydrolytic tank 7 is pumped into by elevator pump after 3rd step, the comprehensive wastewater regulation uniformly of regulating reservoir 6, waste water passes through anaerobism
Larger molecular organicses are degraded to small organic molecule by hydrolysis, anaerobic bacteria, are decomposed and absorbed by anaerobic bacteria, by small organic molecule
Further decompose and absorb, be that next step catalytic oxidation is ready；
4th step, waste water enter contact-oxidation pool 8, and decomposition, waste water are further absorbed by the aerobic bacteria of contact-oxidation pool 8
COD further reduce, treated water gravity flows into second pond 9 and precipitated, and lower floor's sludge enters sludge concentration tank 11, and upper strata is clear
Water such as handles up to standard, then is directly discharged into sewage network, such as water outlet can not be up to standard, then water outlet is pumped into hydrolytic tank by centrifugal pump and entered
One step circular treatment；
Water in 5th step, second pond flows into drainage well qualified discharge.
Production waste water is divided to two strands of waste water to include waste water containing fat respectively and containing tea ployphenols wastewater, and two bursts of waste water parallel connections are divided into
Collecting-tank, then will contain tea ployphenols wastewater by elevator pump and be promoted to reaction tank dosing reaction, preliminary sedimentation tank is entered after reaction and is precipitated, together
When will contain fat waste water lifting to flotation tank and dosing air supporting, can together enter containing removing tea ployphenols wastewater with above-mentioned after air supporting degreasing
Regulating reservoir, is promoted to hydrolytic tank, contact-oxidation pool and second pond after regulating reservoir aeration is mixed well, finally led to successively by elevator pump again
Cross drainage well discharge.It ensure that Tea Polyphenols production and processing waste water obtains sufficiently effective reaction and processing in processing system.
The utility model is by collection system, materializing strategy system, biochemical treatment system, medicine system, oxygen system, sludge
Processing system, electric control system composition, by the collaborative work of multiple systems, ensure that Tea Polyphenols production and processing waste water exists
Processing system obtains sufficiently effective reaction and processing, also, the utility model technique is simple, easy to operate, processing is thorough, section
Save the energy and with low cost.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (4)
1. a kind of Tea Polyphenols produces and processes wastewater treatment equipment, it is characterised in that including infrastructure, the infrastructure is by lattice
Grid well, collecting-tank, reaction tank, preliminary sedimentation tank, flotation tank, regulating reservoir, hydrolytic tank, contact-oxidation pool, second pond, drainage well and sludge
Concentration basin is constituted, and is mutually combined to form collection system, materializing strategy system, biochemical treatment system, dosing system between infrastructure
System, oxygen system, sludge treating system and electric control system；The collection system is made up of grille well and collecting-tank；Materialization
Processing system is made up of reaction tank, preliminary sedimentation tank and flotation tank；Biochemical treatment system is by hydrolytic tank, contact-oxidation pool and second pond group
Into；Medicine system is made up of dosing pump and medicine-adding bin；Oxygen system is made up of centrifugal blower and pipeline；Sludge treating system is by dirt
Mud thickener, screw pump and plate and frame filter press composition；Also include switch board and PLC, switch board and PLC composition electrical controls system
System.
2. a kind of Tea Polyphenols production and processing wastewater treatment equipment according to claim 1, it is characterised in that the collection system
Water is respectively delivered to reaction tank and flotation tank by the collecting-tank of system after being catchmented, medicine-adding bin by dosing pump respectively with reaction
Pond, flotation tank connection, reaction tank are connected with preliminary sedimentation tank, and the fluid output port of flotation tank and preliminary sedimentation tank is connected with regulating reservoir, just heavy
The sludge output end in pond is connected with sludge concentration tank, and regulating reservoir is connected with hydrolytic tank, the output end connection catalytic oxidation of hydrolytic tank
Pond, the output end of contact-oxidation pool is connected with second pond, and the output channel of centrifugal blower extend into regulating reservoir, contact-oxidation pool
Inside, the hydrolytic tank, the sludge output end of second pond are connected with sludge concentration tank, and the output end of sludge concentration tank is connected with
Sludge pump, sludge pump output terminal is connected with dehydration machine room, and pipe-line mixer is additionally provided with the pipeline of sludge pump and dehydration machine room,
The fluid output port connection drainage well of the second pond.
3. a kind of Tea Polyphenols production and processing wastewater treatment equipment according to claim 2, it is characterised in that the reaction tank
Mixer is equipped with the inside of flotation tank.
4. a kind of Tea Polyphenols production and processing wastewater treatment equipment according to claim 2, it is characterised in that the dewaterer
Dewatering machine is provided with inside room.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106698822A (en) * | 2016-12-22 | 2017-05-24 | 上海复旦水务工程技术有限公司 | Tea polyphenol production and processing wastewater treatment device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698822A (en) * | 2016-12-22 | 2017-05-24 | 上海复旦水务工程技术有限公司 | Tea polyphenol production and processing wastewater treatment device and method |
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