CN107758993A - Chemical engineering sewage Integral purifier - Google Patents

Chemical engineering sewage Integral purifier Download PDF

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Publication number
CN107758993A
CN107758993A CN201610679751.XA CN201610679751A CN107758993A CN 107758993 A CN107758993 A CN 107758993A CN 201610679751 A CN201610679751 A CN 201610679751A CN 107758993 A CN107758993 A CN 107758993A
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CN
China
Prior art keywords
parts
baf ponds
catalysis oxidation
oxidation pond
ponds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610679751.XA
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Chinese (zh)
Inventor
唐新亮
乐淑荣
宋小林
况定文
温文鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHONGHAI ASPHALT (TAIZHOU) CO Ltd
Original Assignee
ZHONGHAI ASPHALT (TAIZHOU) CO Ltd
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Priority to CN201610679751.XA priority Critical patent/CN107758993A/en
Publication of CN107758993A publication Critical patent/CN107758993A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/105—Characterized by the chemical composition
    • C02F3/106—Carbonaceous materials
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/02—Specific form of oxidant
    • C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
    • 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
    • C02F3/10—Packings; Fillings; Grids
    • 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

Abstract

The present invention discloses a kind of chemical engineering sewage Integral purifier, including catalysis oxidation pond, oxidation-stabilized pond, rear biochemical BAF ponds, clear water reserviors, the comprehensive tank of dilution, pretreated primary BAF ponds, pretreatment two level BAF ponds and discharge bay；One ozone generator is connected to inside catalysis oxidation pond by gas pipeline, and the clear water reserviors are provided with inlet opening, apopore, and the inlet opening of the clear water reserviors is connected with rear biochemical BAF ponds by back segment transfer conduit；Biochemical BAF ponds include pool wall, sieve plate and are aerated passage afterwards, and the floating stuffing is made up of the component of following parts by weight：60 ~ 70 parts of high density polyethylene (HDPE), 10 ~ 15 parts of acrylic resin, 6 ~ 8 parts of low density polyethylene (LDPE), 8 ~ 10 parts of bamboo carbon powder, 4 ~ 6 parts of wood powder, 2 ~ 3 parts of lignin, 2 ~ 3 parts of dichloromethane, 1 ~ 2 part of diethyl guanidine sulfate, N, 0.5 ~ 1 part of N' ethylene bis stearamides.The present invention realizes the high saliferous phenol wastewater advanced treating of petroleum chemical industry and qualified discharge under low cost.

Description

Chemical engineering sewage Integral purifier
Technical field
The present invention relates to a kind of chemical engineering sewage Integral purifier, belong to technical field of waste water processing.
Background technology
The processing method for being presently used for phenol wastewater mainly has extraction, absorption method, chemical oxidization method, biochemical treatment process Deng.Extraction high energy consumption, extractant easily occurs and residues in follow-up waste water, influences follow-up processing procedure；Absorption method operation letter It is single, it is suitable for the relatively low waste water of amount containing phenol, but equipment one-time investment is larger, and adsorbent reactivation is difficult；Though chemical method energy Oxidation removes phenol, but direct oxidation operating cost is higher.
The content of the invention
It is an object of the present invention to provide a kind of chemical engineering sewage Integral purifier, the chemical engineering sewage Integral purifier running cost With purpose that is low, simple to operate, stable, and obtaining efficient degradation organic pollution, the oil under low cost can be achieved The high saliferous phenol-containing wastewater advanced treating of industrial and commercial bank's industry and qualified discharge.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of chemical engineering sewage Integral purifier, including urge Change oxidation pond, oxidation-stabilized pond, rear biochemical BAF ponds, clear water reserviors, the comprehensive tank of dilution, pretreated primary BAF ponds, pretreatment two level BAF ponds, air main and discharge bay, dilution comprehensive tank, pretreated primary BAF ponds, pretreatment two level BAF ponds and the discharge bay according to Secondary to be connected by leading portion transfer conduit, the catalysis oxidation pond, oxidation-stabilized pond, rear biochemical BAF ponds and clear water reserviors pass sequentially through Back segment transfer conduit is connected, and the discharge bay is connected to inside catalysis oxidation pond with catalysis oxidation pond by inlet channel；
One ozone generator is connected to inside catalysis oxidation pond by gas pipeline, and the clear water reserviors are provided with inlet opening, water outlet Hole, the inlet opening of the clear water reserviors are connected with rear biochemical BAF ponds by back segment transfer conduit, and the clear water reserviors are connected to a backwash Pump one end, this backwashing pump other end is connected to catalysis oxidation pond, inside rear biochemical BAF ponds by back segment reflux line, described to urge Change oxidation pond and ozone catalytic particle is filled with fixed bed form, the comprehensive tank of dilution is provided with charge door and agitator；
Biochemical BAF ponds include pool wall, sieve plate and aeration passage after described, and the sieve plate is horizontally placed on pool wall bottom, a biology Packing area is filled in the middle part of pool wall and it is located at sieve plate upper surface, and the aeration passage is located at biologic packing material area centre, and one exposes Gas head is connected with air main and aeration head respectively positioned at aeration channel bottom, the branch wind pipe both ends in aeration passage；
Several biologic packing materials are placed with biochemical BAF ponds after described, the biologic packing material is overlying on carrier surface by carrier and extension Microbial film composition；
The carrier is made up of the component of following parts by weight：
60 ~ 70 parts of high density polyethylene (HDPE),
10 ~ 15 parts of acrylic resin,
6 ~ 8 parts of low density polyethylene (LDPE),
8 ~ 10 parts of bamboo carbon powder,
4 ~ 6 parts of wood powder,
2 ~ 3 parts of lignin,
2 ~ 3 parts of dichloromethane,
1 ~ 2 part of diethyl guanidine sulfate,
0.5 ~ 1 part of N, N'- ethylene bis stearamide,
3 ~ 5 parts of maleic anhydride,
0.2 ~ 0.6 part of cumyl peroxide,
1.5 ~ 3 parts of gelatin,
1 ~ 2 part of magnetic,
0.5 ~ 1 part of pentaerythritol stearate；
The density of the floating stuffing for microorganism rapid biofilm is 0.96~0.98g/cm3。
Further improved technical scheme is as follows in above-mentioned technical proposal：
Preferably, a dividing plate is vertically provided with the catalysis oxidation pond, it is left and right so as to which catalysis oxidation pond be divided into Chamber, catalysis oxidation pond lower horizontal are provided with a sieve plate, and the lower end of this dividing plate is installed to the upper surface of sieve plate, the ozone Catalysed particulate is located above sieve plate and is located at dividing plate both sides.
Preferably, also include the backwash sedimentation basin, leading portion supernatant liquid pool and pretreatment backwashing pump being sequentially connected, it is described anti- Wash sedimentation basin and pretreated primary BAF ponds, pretreatment two level BAF ponds, the pretreatment are connected to by the first pipeline, second pipe Backwashing pump is connected to pretreated primary BAF ponds, pretreatment two level BAF ponds by leading portion reflux line.
Preferably, the ozone generator is connected to the bottom in catalysis oxidation pond by gas pipeline.
Because above-mentioned technical proposal is used, the present invention has following advantages and effect compared with prior art：
1st, chemical engineering sewage Integral purifier of the present invention, carrier biofilm speed is fast in biochemical BAF ponds thereafter, difficult for drop-off, processing Efficiency high, the processing of low-concentration organic and ammonia nitrogen suitable for sewage, low-concentration organic waste water, biologic packing material of the invention tool There are extremely strong hydrophily and bioaffinity, and filler has very strong adsorption strength to biomembrane in itself, is advantageous to filler load The retention and accumulation of biomass on body, its ammonia nitrogen removal frank, more than 78%, therefore can well adapt to more than 92%, COD clearances Wastewater treatment under low consistency conditions.
2nd, chemical engineering sewage Integral purifier of the present invention, further used in carrier compound in biochemical BAF ponds thereafter highly dense Resin material based on degree polyethylene 60 ~ 70 parts of 10 ~ 15 parts of acrylic resins of collocation, 6 ~ 8 parts of low density polyethylene (LDPE)s, adds Malaysia 3 ~ 5 parts of acid anhydrides, cumyl peroxide and gelatin, reduce the contact angle of sewage and carrier, improve carrier hydrophily and Impact resistance, microorganism is set to be easier to be attached on carrier, hydrophilic bio-carrier specific surface area is big, adsorptivity is extremely strong, in water The middle microbial film that can prevent that carrier outer surface from adhering to comes off because being rubbed between carrier, short the time required to biofilm, improves waste water Treatment effeciency, ammonia nitrogen removal frank, more than 78%, therefore can well adapt to useless under low consistency conditions more than 92%, COD clearances Water process；Secondly, 0.5 ~ 2 part of magnetic combines 0.5 ~ 1 part of pentaerythritol stearate during it is formulated, and is advantageous to improve carrier organism The biofilm amount of film.
3rd, chemical engineering sewage Integral purifier of the present invention, thereafter in biochemical BAF ponds carrier in high density polyethylene (HDPE), polypropylene Bamboo carbon powder, wood powder, lignin are further added in resin, low density polyethylene (LDPE), filler is not only improved and produces absorption affinity, Increase the adsorbance on filler surface, be also beneficial to microorganism and quickly colonize growth in early days, and strengthen biomembrane adsorption strength, be not easy Come off.
4th, chemical engineering sewage Integral purifier of the present invention, dichloromethane is added in collocation in carrier system in biochemical BAF ponds thereafter Alkane, diethyl guanidine sulfate, N, N'- ethylene bis stearamides and magnetic, the porous space of specific structure can be formed, with stronger Magnetic forms magnetization effect, improves Pollutants in Wastewater conversion rate and efficiency, improves the activity of microorganism, and microorganism passes through in water After magnetization, the microorganism for adapting to survive has bigger propagation and metabolic capability so that organic pollution is in weak magnetic In the presence of, acted on by magnetic force key, magnetic force, Lorentz force and mangneto cavity effect etc. and gather through magnetic, adsorb, being enriched to magnetic Property biologic packing material surface, oxygen is paramagnet, can be adsorbed under magnetic fields near biologic packing material during aeration, increase is filled out Expect the oxygen concentration on surface, promote the breeding of aerobe, in addition activity of the low-intensity magnetic field also with inducing microbial and enzymatic activity Effect, substantially reduce power stirring energy consumption, improve filler the effect of.
5th, chemical engineering sewage Integral purifier of the present invention, it is easily biochemical that macromolecular hardly degraded organic substance is oxidized to small molecule by it Organic matter, and then improved the biochemical of water outlet, then the organic matter in water is carried out by rear biochemical interior circulation BAF systems Mineralising, improve high saliferous phenol wastewater advanced treating effect；Secondly, the tolerance to high saliferous phenol wastewater is improved, So that in the catalytic oxidation treatment process to saline sewage, catalyst ozone produces active hydroxyl radical free radical, to waste water COD removal, decolouring, de- stench, degraded toxic pollutant and the good effect of biodegradability holding for improving waste water.
Brief description of the drawings
Accompanying drawing 1 be handling process of the present invention based on special processor structural representation；
Accompanying drawing 2 is the partial structural diagram one of accompanying drawing 1；
Accompanying drawing 3 is the partial structural diagram two of accompanying drawing 1.
In the figures above：1st, catalysis oxidation pond；2nd, oxidation-stabilized pond；3rd, rear biochemical BAF ponds；4th, clear water reserviors；41st, intake Hole；42nd, apopore；51st, leading portion transfer conduit；52nd, back segment transfer conduit；6th, elevator pump；7th, inlet channel；8th, ozone occurs Device；9th, gas pipeline；10th, back segment reflux line；11st, backwashing pump；12nd, ozone catalytic particle；13rd, pool wall；14th, sieve plate；15th, it is pre- Handle one-level BAF ponds；16th, two level BAF ponds are pre-processed；17th, discharge bay；18th, comprehensive tank is diluted；181st, charge door；182nd, stir Device；19th, backwash sedimentation basin；201st, the first pipeline；202nd, backwash sedimentation basin；21st, leading portion supernatant liquid pool；22nd, backwashing pump is pre-processed； 23rd, leading portion reflux line；24th, air main；25th, biologic packing material area；26th, it is aerated passage；27th, aeration head；28th, branch wind pipe.
Embodiment
With reference to embodiment, the invention will be further described：
Embodiment：A kind of chemical engineering sewage Integral purifier, including catalysis oxidation pond 1, oxidation-stabilized pond 2, rear biochemical BAF ponds 3, Clear water reserviors 4, the comprehensive tank 18 of dilution, pretreated primary BAF ponds 15, pretreatment two level BAF ponds 16, air main 24 and discharge bay 17, Dilution comprehensive tank 18, pretreated primary BAF ponds 15, pretreatment two level BAF ponds 16 and the discharge bay 17 pass sequentially through leading portion biography Defeated pipeline 51 connects；
The catalysis oxidation pond 1, oxidation-stabilized pond 2, rear biochemical BAF ponds 3 and clear water reserviors 4 pass sequentially through back segment transfer conduit 52 and connected Connect, the discharge bay 17 is connected to inside catalysis oxidation pond 1 with catalysis oxidation pond 1 by inlet channel 7；
One ozone generator 8 is connected to inside catalysis oxidation pond 1 by gas pipeline 9, and the clear water reserviors 4 are provided with inlet opening 41st, apopore 42, the inlet opening 41 of the clear water reserviors 4 are connected with rear biochemical BAF ponds 3 by back segment transfer conduit 52, described clear Pond 4 is connected to the one end of a backwashing pump 11, and this other end of backwashing pump 11 is connected to catalysis oxidation pond by back segment reflux line 10 1st, inside rear biochemical BAF ponds 3, the catalysis oxidation pond 1 is filled with ozone catalytic particle 12 with fixed bed form, and the dilution is comprehensive Close tank 18 and be provided with charge door 181 and agitator 182；
Biochemical BAF ponds 3 include pool wall 13, sieve plate 14 and are aerated passage 26 after described, and the sieve plate 14 is horizontally placed on pool wall 13 Bottom, a biological packing area 25 is filled in the middle part of pool wall 13 and it is located at the upper surface of sieve plate 14, and the aeration passage 26 is positioned at life The centre of thing packing area 25, an aeration head 27 is positioned at aeration passage 26 bottom, 28 liang of a branch wind pipe in aeration passage 26 End is connected with air main 24 and aeration head 27 respectively.
A dividing plate 13 is vertically provided with above-mentioned catalysis oxidation pond 1, so as to which catalysis oxidation pond is divided into left and right chamber, The lower horizontal of catalysis oxidation pond 1 is provided with a sieve plate 14, and the lower end of this dividing plate 13 is installed to the upper surface of sieve plate 14, described Ozone catalytic particle 12 is located at the top of sieve plate 14 and is located at the both sides of dividing plate 13.
Also include the backwash sedimentation basin 19, leading portion supernatant liquid pool 21 and pretreatment backwashing pump 22 being sequentially connected, the backwash Sedimentation basin 19 is connected to pretreated primary BAF ponds 15, pretreatment two level BAF ponds 16 by the first pipeline 201, second pipe 201, The pretreatment backwashing pump 22 is connected to pretreated primary BAF ponds 15, pretreatment two level BAF ponds by leading portion reflux line 23 16。
Above-mentioned ozone generator 8 is connected to the bottom in catalysis oxidation pond 1 by gas pipeline 9.
Several biologic packing materials are placed with biochemical BAF ponds after above-mentioned, the biologic packing material is overlying on carrier by carrier and extension The microbial film composition on surface；
The carrier is made up of the component of following parts by weight, as shown in table 1：
Table 1
The density of the above-mentioned carrier for microorganism rapid biofilm is 0.96~0.98g/cm3。
Above-mentioned white lime is with Tao Shi Powdered Activated Carbons and precipitated calcium carbonate according to 1：1.2：0.9 parts by weight mix.
Note：The magnetic of embodiment 1 is ferroso-ferric oxide magnetic；The magnetic of embodiment 2 is ferroso-ferric oxide magnetic, manganese-zinc ferrite installation 1：1 mixing；The magnetic of embodiment 3 is manganese-zinc ferrite and nickel-zinc ferrite according to 1：2 mixing；The magnetic of embodiment 4 is manganese-zinc ferrite Body.
A kind of manufacture method for above-mentioned carrier, comprise the following steps：
Step 1: take 60 ~ 70 parts of high density polyethylene (HDPE), 10 ~ 15 parts of acrylic resin, 6 ~ 8 parts of low density polyethylene (LDPE), dichloromethane 2 ~ 3 parts of alkane, 1 ~ 2 part of diethyl guanidine sulfate, N, 0.5 ~ 1 part of N'- ethylene bis stearamides, 3 ~ 5 parts of maleic anhydride, peroxidating two 0.2 ~ 0.6 part of isopropylbenzene, 1.5 ~ 3 parts of gelatin, 1 ~ 2 part of magnetic, 0.5 ~ 1 part of pentaerythritol stearate, it is placed in mixer high Speed stirs, and after temperature is slowly raised to 120 DEG C, stirring at low speed is cooled to 40 DEG C, adds 5 ~ 10 parts of bamboo carbon powder, timber 4 ~ 6 parts of powder, 5 ~ 8 parts of lignin are evenly stirred until room temperature；
Step 2: above-mentioned solid material is put into double screw extruder, melting extrusion is granulated；
Step 3: again putting into the particle produced above in 45 type single screw extrusion machines, by extrusion die extrusion forming, obtain Filler be cylinder, axial cross reinforcing rib is set in it, sets axially radial fin on cylinder outer wall.
Chemical engineering sewage Integral purifier of the present invention based on special processor, the course of work is as follows, including following steps Suddenly：
（1）High saliferous phenol wastewater squeezes into interior circulation BAF systems by pump, and sewage is lifted along aeration tube, then by biological bed, is formed Recycle stream.Water velocity inside packing layer reaches 20~30m/h, improves the mass transfer velocity between biomembrane and aqueous phase, improves The treatment efficiency and impact resistance of reactor, while prevent and gas caused by the channel to be formed directly is aerated to packing layer Water short circuit phenomenon occurs.The biochemical component of high saliferous phenol wastewater is degraded by the BAF systems of pretreatment, so as to drop Low bio-chemical effluent COD；
（2）Biochemistry pre-processes water outlet gravity flow into catalytic ozonation, rear biochemical interior circulation BAF coupling technique processing systems, should System carries out catalytic oxidation first with ozone, using a part of refractory organic of ozone oxidation, makes macromolecular Oxidation operation can improve the biodegradability of pretreatment water outlet into small organic molecule；
（3）Circulation BAF advanced treatment systems in catalytic ozonation water outlet is biochemical after entering, the biochemical reaction tank utilize domestication Mushroom carries out biodegradation to the small organic molecule of ozone oxidation water outlet, water outlet COD is further reduced.
Product A, B, C, the D for taking same amount of embodiment to obtain, are placed in 4 parallel bioreactors and are tested.It is dirty Mud and waste water are certain chemical engineering sewage processing unit bio-chemical effluent, are carried out wherein testing in MBBR, are suspended Media-filling rate is 40%, pH 6.3-7.6, and temperature is 20-30 DEG C, C/N/P=100：5：Under conditions of 1, DO=1.5 ~ 3mg/L, Hydraulic detention time 5h, as a result as shown in table 2.
The filler A- D of table 2 result of the test
Filling kind Biofilm time (d） Water outlet COD（mg/L) Water outlet ammonia nitrogen (mg/L) COD clearances（%） Ammonia nitrogen removal frank（%）
A 11 40 3 ,80.5 95
B 12 37 2 81 96
C 12 39 3 80 94
D 11 37 2 82 95
From table 2, the biologic packing material biofilm time prepared by the inventive method substantially shortens, and the clearance of COD and ammonia nitrogen is obvious Improve.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.

Claims (4)

  1. A kind of 1. chemical engineering sewage Integral purifier, it is characterised in that：Including catalysis oxidation pond（1）, oxidation-stabilized pond（2）, after Biochemical BAF ponds（3）, clear water reserviors（4）, the comprehensive tank of dilution（18）, pretreated primary BAF ponds（15）, pretreatment two level BAF ponds （16）, air main（24）And discharge bay（17）, the comprehensive tank of dilution（18）, pretreated primary BAF ponds（15）, pretreatment two level BAF ponds（16）And discharge bay（17）Pass sequentially through leading portion transfer conduit（51）Connection；
    The catalysis oxidation pond（1）, oxidation-stabilized pond（2）, rear biochemical BAF ponds（3）And clear water reserviors（4）Pass sequentially through back segment transmission Pipeline（52）Connection, the discharge bay（17）With catalysis oxidation pond（1）Pass through inlet channel（7）It is connected to catalysis oxidation pond（1） It is internal；
    One ozone generator（8）Pass through gas pipeline（9）It is connected to catalysis oxidation pond（1）Inside, the clear water reserviors（4）It is provided with Inlet opening（41）, apopore（42）, the clear water reserviors（4）Inlet opening（41）With rear biochemical BAF ponds（3）Pass through back segment transfer tube Road（52）Connection, the clear water reserviors（4）It is connected to a backwashing pump（11）One end, this backwashing pump（11）The other end is flowed back by back segment Pipeline（10）It is connected to catalysis oxidation pond（1）, rear biochemical BAF ponds（3）Inside, the catalysis oxidation pond（1）With fixed bed form Filled with ozone catalytic particle（12）, the comprehensive tank of dilution（18）It is provided with charge door（181）And agitator（182）；
    Biochemical BAF ponds after described（3）Including pool wall（13）, sieve plate（14）With aeration passage（26）, the sieve plate（14）Level is set It is placed in pool wall（13）Bottom, a biological packing area（25）It is filled in pool wall（13）Middle part and its be located at sieve plate（14）Upper surface, institute State aeration passage（26）Positioned at biologic packing material area（25）Centre, an aeration head（27）Positioned at aeration passage（26）Bottom, one In aeration passage（26）Interior branch wind pipe（28）Both ends respectively with air main（24）And aeration head（27）Connection；
    Biochemical BAF ponds after described（3）Several biologic packing materials are inside placed with, the biologic packing material is overlying on carrier table by carrier and extension The microbial film composition in face；
    The carrier is made up of the component of following parts by weight：
    60 ~ 70 parts of high density polyethylene (HDPE),
    10 ~ 15 parts of acrylic resin,
    6 ~ 8 parts of low density polyethylene (LDPE),
    8 ~ 10 parts of bamboo carbon powder,
    4 ~ 6 parts of wood powder,
    2 ~ 3 parts of lignin,
    2 ~ 3 parts of dichloromethane,
    1 ~ 2 part of diethyl guanidine sulfate,
    0.5 ~ 1 part of N, N'- ethylene bis stearamide,
    3 ~ 5 parts of maleic anhydride,
    0.2 ~ 0.6 part of cumyl peroxide,
    1.5 ~ 3 parts of gelatin,
    1 ~ 2 part of magnetic,
    0.5 ~ 1 part of pentaerythritol stearate；
    The density of the carrier for microorganism rapid biofilm is 0.96~0.98g/cm3。
  2. 2. chemical engineering sewage Integral purifier according to claim 1, it is characterised in that：The catalysis oxidation pond（1）It is interior Vertically it is provided with a dividing plate（13）, so as to which catalysis oxidation pond is divided into left and right chamber.
  3. 3. chemical engineering sewage Integral purifier according to claim 1, it is characterised in that：Also include the backwash being sequentially connected Sedimentation basin（19）, leading portion supernatant liquid pool（21）With pretreatment backwashing pump（22）, the backwash sedimentation basin（19）Pass through the first pipeline （201）, second pipe（201）It is connected to pretreated primary BAF ponds（15）, pretreatment two level BAF ponds（16）, the pretreatment is instead Wash pump（22）Pass through leading portion reflux line（23）It is connected to pretreated primary BAF ponds（15）, pretreatment two level BAF ponds（16）.
  4. 4. chemical engineering sewage Integral purifier according to claim 1, it is characterised in that：The ozone generator（8）It is logical Cross gas pipeline（9）It is connected to catalysis oxidation pond（1）Bottom.
CN201610679751.XA 2016-08-17 2016-08-17 Chemical engineering sewage Integral purifier Pending CN107758993A (en)

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Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
CN107758993A true CN107758993A (en) 2018-03-06

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204874213U (en) * 2015-08-24 2015-12-16 苏州科环环保科技有限公司 Petrochemical industry waste water is with synthesizing water treatment facilities
CN105621595A (en) * 2016-01-27 2016-06-01 苏州科环环保科技有限公司 Hydrophilic carrier for microbial biofilm formation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204874213U (en) * 2015-08-24 2015-12-16 苏州科环环保科技有限公司 Petrochemical industry waste water is with synthesizing water treatment facilities
CN105621595A (en) * 2016-01-27 2016-06-01 苏州科环环保科技有限公司 Hydrophilic carrier for microbial biofilm formation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
可龙主编: "《精细化学品技术手册》", 30 June 1994 *

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Application publication date: 20180306