CN108892333A - A kind of concentration organic wastewater disposal process and system - Google Patents
A kind of concentration organic wastewater disposal process and system Download PDFInfo
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- CN108892333A CN108892333A CN201811002460.2A CN201811002460A CN108892333A CN 108892333 A CN108892333 A CN 108892333A CN 201811002460 A CN201811002460 A CN 201811002460A CN 108892333 A CN108892333 A CN 108892333A
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- 238000000034 method Methods 0.000 title claims abstract description 131
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- 239000011347 resin Substances 0.000 claims abstract description 81
- 229920005989 resin Polymers 0.000 claims abstract description 81
- 238000012545 processing Methods 0.000 claims abstract description 54
- 238000001914 filtration Methods 0.000 claims abstract description 28
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 238000003795 desorption Methods 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 27
- 238000004065 wastewater treatment Methods 0.000 claims description 27
- 238000000746 purification Methods 0.000 claims description 25
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- 230000008929 regeneration Effects 0.000 claims description 17
- 238000011069 regeneration method Methods 0.000 claims description 17
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- 238000001223 reverse osmosis Methods 0.000 claims description 15
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- 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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
-
- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
-
- 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
- C02F1/722—Oxidation by peroxides
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- 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
- C02F2305/026—Fenton's reagent
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
Abstract
The present invention relates to a kind of concentration organic wastewater disposal process and systems, including biochemical processing process, advanced treatment process, biochemical processing process to be set to before advanced treatment process, wherein biochemical processing process is used to carry out biodegrade to waste water；Advanced treatment process includes the following steps：Water outlet after biochemical processing process is carried out super Magneto separate by S1, and it is turbid to carry out dephosphorization drop to waste water；S2, the water outlet after super Magneto separate are filtered into filter plant, so that the concentration of suspension in filtered water outlet is less than or equal to 10mg/L；S3, after filtering after water outlet using SMRES resin carry out adsorption treatment；The method processing high concentrated organic wastewater that the present invention is combined using biochemical processing process and advanced treatment process, not only can effectively improve COD and NH in waste water3The removal rate of-N enhances water treatment effect, and is suitable for the different types high concentrated organic wastewaters such as dyeing waste water, papermaking water supply, electroplating wastewater, especially significant to coking water treatment effect.
Description
Technical field
The present invention relates to waste water treatment engineering technical fields, and in particular to a kind of concentration organic wastewater disposal process and is
System.
Background technique
It is organic containing macromoleculars such as a large amount of carbohydrate, fat, protein, celluloses in high concentrated organic wastewater
Object, main feature：1. organic pollutant concentration is high, COD value generally in 2000mg/L or more, some be even up to it is tens of thousands of or even
Hundreds of thousands mg/L；2. ingredient is sufficiently complex, difficult to degrade, the toxicants such as fragrant compounds of group and heterocyclic compound are usually contained, together
When be also possible to sulfide, nitride, heavy metal and toxic organic compound etc.；3. the coloration of high concentrated organic wastewater is very high,
The penetrating odors such as stench are often accompanied by, cause adverse effect to surrounding enviroment；4. the pH value of high concentrated organic wastewater is relatively high,
Often there is strong corrosivity.
High concentrated organic wastewater is very big to the harm of environment, is mainly manifested in the following aspects：It is oxygen-consuming first
Harm, organic pollutant consumes most of oxygen in water body during biodegrade, to cause water hypoxia, causes
Make the death of aquatic animals and plants, to generate stench；Followed by sense organ contact scar, organic wastewater to the residents of nearby water bodies just
Often life will cause very big influence；Furthermore it is toxic hazard, contains many toxic organic compounds in high concentrated organic wastewater, because of length
Year accumulation month after month and water body, soil are caused seriously to pollute to threaten human health.
Then, in the prior art, in field of waste water treatment, processing to high concentrated organic wastewater is mostly directlyed adopt
Traditional biochemical system is handled；For high concentrated organic wastewater, it is difficult to reach good treatment effect, wherein the most
Outstanding is biochemical system to the removal rate of COD generally 80% hereinafter, NH3-N removal rate is low, is extremely difficult to national standard row
It puts.
Summary of the invention
To improve the deficiency in the presence of the prior art, the technical scheme adopted by the invention is that：
A kind of concentration organic wastewater disposal process, including biochemical processing process, advanced treatment process, the biochemical treatment
Technique is set to before the advanced treatment process, wherein
The biochemical processing process is used to carry out biodegrade to high concentrated organic wastewater to be processed；
The advanced treatment process includes the following steps：
Water outlet after biochemical processing process is carried out super Magneto separate by S1, and it is turbid to carry out dephosphorization drop to waste water；
S2, the water outlet after super Magneto separate is filtered into filter plant, so that the suspension in filtered water outlet
Object concentration is less than or equal to 10mg/L；
S3, the water outlet after filtering carry out adsorption treatment using SMRES resin.
It preferably, further include resin regeneration technique after adsorption treatment in the step S3, the resin regeneration technique
Include the following steps：
S31 makes SMRES resin desorption using desorbing agent, and generates desorption liquid, and the SMRES resin after desorption is recycled；
S32 handles desorption liquid using iron-carbon micro-electrolysis or Fenton's reaction, and treated, and desorption liquid is transported to biochemical treatment work
The front end of skill is as influent waste water.
Preferably, the biochemical processing process is using in activated sludge process, biofilm, Anaerobic biotreatment method
It is one or more.
Preferably, the biochemical processing process preferentially uses deep well aeration method (DSP), aerobic biological fluid-bed method
(ABFB), one or more in A-A/O method.
It further, further include pretreating process before the biochemical processing process, the pretreating process is for adjusting
The water quality and water of high concentrated organic wastewater to be processed are saved, the biochemical processing process is carried out to pretreated water outlet
Biodegrade.
Further, the advanced treatment process further includes step S4, and the water outlet after adsorption treatment is carried out reverse osmosis place
It manages, the water outlet after reverse osmosis treatment is as production line recycle-water.
A kind of high-concentration organic wastewater treatment system, including biochemical treatment unit and advanced treatment unit, the depth
It manages unit and includes super Magneto separate water body purification apparatus, depth-type filtration equipment and SMRES resin advanced treating complete set of equipments, it is described
Biochemical treatment unit, super Magneto separate water body purification apparatus, depth-type filtration equipment and SMRES resin advanced treating complete set of equipments according to
It is secondary to be connected, wherein biochemical treatment unit is used to carry out biodegrade, super Magneto separate water to high concentrated organic wastewater to be processed
Body cleaning equipment be used for to waste water carry out dephosphorization drop it is turbid, depth-type filtration equipment for make the concentration of suspension in waste water be less than or
Equal to 10mg/L, SMRES resin advanced treating complete set of equipments is used to carry out adsorption treatment to waste water using SMRES resin.
Preferably, the super Magneto separate water body purification apparatus includes magnetic-coagulation equipment, magnetic separation drum and super Magneto separate
Machine, wherein the magnetic-coagulation equipment is connected with the ultra-magnetic separator, and is set to the upstream of ultra-magnetic separator, the magnetic
Separation magnetic drum is connected with the magnetic-coagulation equipment and the ultra-magnetic separator respectively；Magnetic-coagulation equipment be used for by magnetic kind and waste water into
Row mixes, and forms magnetic wadding body, and ultra-magnetic separator divides magnetic wadding body and waste water for separating the magnetic wadding body and waste water
It is not conveyed to the magnetic separation drum and the depth-type filtration equipment, magnetic separation drum is for recycling magnetic kind, and it is mixed to be conveyed to magnetic
Solidifying equipment.
Preferably, the depth-type filtration equipment be one of fibre filter, D type filter tank, V-type filter tank, valveless filtering pool or
It is a variety of.
Preferably, the SMRES resin advanced treating complete set of equipments includes SMRES resin adsorption equipment and SMRES resin
Generating apparatus again, wherein the SMRES resin adsorption equipment is used to further decrease the coloration of COD and waste water in waste water, institute
SMRES resin regeneration equipment is stated for making resin desorption and being recycled.
In a kind of preferred scheme, the SMRES resin regeneration equipment includes resin desorption device and desorption liquid processing dress
It sets, the resin desorption device makes SMRES resin desorption using desorbing agent, and forms desorption liquid, the desorption liquid processing device
Desorption liquid is handled using iron-carbon micro-electrolysis or Fenton's reaction, treated, and desorption liquid is transported to the biochemical treatment unit
Front end.
It further, further include reverse osmosis equipment, the reverse osmosis equipment is connected with the SMRES resin adsorption equipment,
For passing through reverse osmosis further purification sewage.
Preferably, the biochemical treatment unit includes aerobic tank, secondary settling tank and sludge concentration tank, the aerobic tank and institute
It states secondary settling tank to be connected, and is set to the upstream of secondary settling tank, secondary settling tank is connected with the sludge concentration tank, and secondary settling tank is provided with
Water outlet, the water outlet are connected with the super Magneto separate water body purification apparatus, and secondary settling tank is used for mud-water separation, and is used for one
For the sludge reflux being partially separated out to the aerobic tank, the sludge that another part is isolated is transported to the sludge concentration tank,
Sludge concentration tank is used for thickened sludge.
It further, further include pretreatment unit, the pretreatment unit is arranged before the biochemical treatment unit, institute
Pretreatment unit is stated for adjusting the water quality and water of high concentrated organic wastewater to be processed.
Preferably, the pretreatment unit includes conditioning tank and floation tank, and the conditioning tank is connected with the floation tank,
And it is set to the upstream of floation tank, the floation tank is connected with the biochemical treatment unit, and conditioning tank is used to carry out waste water dilute
It releases, floation tank is used to remove the suspended matter in waste water.
It further, further include grease removal tank, the grease removal tank is connected with the conditioning tank, and is set to the upper of conditioning tank
Trip, the grease removal tank are used for oil removing.
Preferably, the grease removal tank is gravity grease removal tank.
Compared with prior art, using a kind of concentration organic wastewater disposal process provided by the invention and system, have
Following beneficial effect：
1, of the invention, high concentration organic waste is handled using the method that biochemical processing process and advanced treatment process combine
Water not only can effectively improve COD and NH3The removal rate of-N enhances water treatment effect, and is suitable for dyeing waste water, makes
The different types high concentrated organic wastewater such as paper water supply, electroplating wastewater, it is especially significant to coking water treatment effect.
2, in the present invention, advanced treatment process carries out advanced treatment process, SMRES to organic wastewater using SMRES resin
Resin can be not only recycled with the absorption organic matter of large capacity, so that operating cost is effectively reduced, and can be into one
Step, which improves, removes the depth of hardly degraded organic substance in waste water, so that the biochemical indicators such as the COD of waste water, coloration be effectively reduced, makes
Obtaining processed waste water can achieve《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) first grade discharging mark
Standard, to be discharged.
3, the super Magneto separate water body purification apparatus involved in the present invention, it is fixed not only to have can be used ground, but also movement can be used
Container-type can effectively meet land used anxiety, while be also convenient for vehicle-mounted mobile；Magnetic force in super Magneto separate water body purification apparatus
It can reach 640 times of gravity, it is the 1/10~1/ of traditional handicraft retention time of sewage that retention time of sewage, which is only 4~6 minutes,
20, so as to fast and efficiently to waste water carry out dephosphorization drop it is turbid, and further remove waste water in fine suspended matter, colloid,
The substances such as protein and microorganism.
4, the SMRES resin used in the present invention, desorption and regeneration are easy, and the reproduction time is short, high-efficient, and resin is recycled
Effect is good, is conducive to the depth removal to hardly degraded organic substance.
5, the present invention in, low energy consumption for entire process flow, it is easy to operate, be easily managed and safeguard, can effectively mitigate behaviour
Make the labor intensity of personnel.
6, in the present invention, treated waste water, not only can direct qualified discharge, but also can further be set by reverse osmosis
It is standby, obtain the water outlet for meeting production line recycle water standard；So that treated, waste water can be recycled, be reused, can be with
Operating cost is effectively reduced.
Detailed description of the invention
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, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of the concentration organic wastewater disposal process provided in the embodiment of the present invention 1.
Fig. 2 is in the embodiment of the present invention 1 in a kind of concentration organic wastewater disposal process for providing, and resin is again in step S3
The flow diagram of raw technique.
Fig. 3 is a kind of flow diagram of the concentration organic wastewater disposal process provided in the embodiment of the present invention 1.
Fig. 4 is a kind of system block diagram of the high-concentration organic wastewater treatment system provided in the embodiment of the present invention 2.
Fig. 5 is in a kind of high-concentration organic wastewater treatment system provided in the embodiment of the present invention 2, and super Magneto separate water body is net
Change the system block diagram of equipment.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Figure 1, the present embodiment 1 provides a kind of concentration organic wastewater disposal process, including biochemical processing process,
Advanced treatment process, the biochemical processing process are set to before the advanced treatment process, wherein
Biochemical processing process is used to carry out biodegrade to high concentrated organic wastewater to be processed, is in waste water to remove
The organic pollution materials of colloid and dissolved state, such as BOD, COD；
Advanced treatment process includes the following steps：
Water outlet after biochemical processing process is carried out super Magneto separate by S1, turbid for carrying out dephosphorization drop to waste water；
In the present embodiment, super Magneto separate can carry out in super Magneto separate water body purification apparatus, and super Magneto separate water body is net
Changing equipment is the super common equipment in Magneto separate field in the prior art；It is solid that ground had both can be used in super Magneto separate water body purification apparatus
Fixed pattern, and moving containers formula can be used, it can effectively meet land used anxiety, while being also convenient for vehicle-mounted mobile；Super Magneto separate water
Magnetic force in body cleaning equipment can reach 640 times of gravity, and retention time of sewage is only 4~6 minutes, be that traditional handicraft waste water stops
Stay the 1/10~1/20 of time；Very efficiently, it so as to fast and efficiently turbid to waste water progress dephosphorization drop, and further goes
Except substances such as fine suspended matter, colloid, protein and microorganisms in waste water；
By super Magneto separate, the sludge separated from waste water can be handled by sludge filter press, thus side
Just the transhipment of sludge.
S2, the water outlet after super Magneto separate are filtered into filter plant, utilize the filter medium in filter plant
Suspended matter, colloid, protein, microorganism and the particulate matter in waste water are further removed, so that outstanding in filtered water outlet
Floating object concentration is less than or equal to 10mg/L；
In the present embodiment, the water outlet after super Magneto separate preferentially can be passed through fibre filter, D type filter tank, V-type filter
It is filtered in the filter plants such as pond, valveless filtering pool, further to remove fine suspended matter, colloid, protein and microorganism
Equal substances.
S3, after filtering after water outlet using SMRES resin carry out adsorption treatment, further remove waste water in it is difficult to degrade
Organic matter；
Since SMRES resin physics and chemical stability are good, not only there is long service life, there is higher resistance to oxidation, resistance to
The characteristics such as soda acid, organic solvent-resistant, and SMRES resin can be with the absorption organic matter of large capacity, and then operation is being effectively reduced
While at low cost, the depth removal to hardly degraded organic substance in waste water can also be further increased, so that waste water be effectively reduced
The biochemical indicators such as COD, coloration so that processed waste water can achieve《Urban wastewater treatment firm pollutant emission standard》
(GB18918-2002) first discharge standard, to be discharged.
Water outlet after adsorption treatment usually has been able to reach discharge standard, can be with direct emission.
In the present embodiment, high concentration organic waste is handled using the method that biochemical processing process and advanced treatment process combine
Water not only can effectively improve COD and NH3The removal rate of-N enhances water treatment effect, and is suitable for dyeing waste water, makes
The different types high concentrated organic wastewater such as paper water supply, electroplating wastewater, it is especially significant to coking water treatment effect.
As shown in Fig. 2, further including resin regeneration technique, resin after adsorption treatment in step S3 in the present embodiment
Regeneration technology includes the following steps：
S31 makes SMRES resin desorption using desorbing agent, and generates desorption liquid, and the SMRES resin after desorption is recycled；
Since the regeneration of SMRES resin desorption is easy, the reproduction time is short, high-efficient, and the recycling effect of SMRES resin
It is good；Therefore SMRES resin can will be desorbed using desorbing agent, the SMRES resin after desorption is recycled, and is desorbed and is produced
Raw desorption liquid needs are further processed.
S32 handles desorption liquid using iron-carbon micro-electrolysis or Fenton's reaction, and treated, and desorption liquid is transported to biochemical treatment work
The front end of skill is input in biochemical processing process as waste water and is handled, so that this high concentration is organic as influent waste water
Waste water caused by waste water treatment process (i.e. desorption liquid) will not generate secondary dirt by that itself can realize purified treatment
Dye.
In the present embodiment, biochemical processing process (or be process) can preferentially use activated sludge process, biofilm,
One of Anaerobic biotreatment method is a variety of.Activated sludge process, biofilm, Anaerobic biotreatment method are real in the prior art,
Highly developed method, which is not described herein again.
In the present embodiment, for high concentrated organic wastewater, the biochemical processing process process in this technique can be adopted preferentially
With deep well aeration method (DSP), aerobic biological fluid-bed method (ABFB), A-A/O method, (also known as AAO method or A2O method are that anaerobism-lacks
Oxygen-aerobic method abbreviation is a kind of common sewage treatment process, can be used for secondary sewage processing or three-level sewage treatment, with
And Treated sewage reusing, there is outstanding Nitrogen/Phosphorus Removal.) in it is one or more.
In the further scheme provided by the present embodiment, as shown in figure 3, further including pretreatment, pretreatment is arranged in life
Before changing treatment process, the water quality and water for adjusting waste water are pre-processed；To mitigate subsequent treatment process (biochemical treatment work
Skill and advanced treatment process) load, and improve treatment effect；For example, can pre-processed for the waste water more containing oils
In technique, preliminary processing is first carried out to the oils in waste water；For needing to adjust the occasion of wastewater treatment capacity in the unit time,
It can be adjusted in pretreating process by dilution water；For another example, waste water biggish for suspension content can located in advance
In science and engineering skill, the suspended matter (usually biggish suspended matter) of the overwhelming majority is removed, first with aspect subsequent processing.
In the present embodiment, advanced treatment process further includes step S4, and the water outlet after adsorption treatment is carried out reverse osmosis place
Reason, reverse osmosis treatment can be normally reached production line reuse water gauge for further purifying waste water, the water outlet after reverse osmosis treatment
Standard, so as to be used directly as production line recycle-water；High concentrated organic wastewater caused by production line can be through this technique
After treatment in situ, directly transport retrogradation producing line and recycled, reused, so as to be effectively reduced the operation of production line at
This.
Embodiment 2
As shown in figure 4, the present embodiment 2 is on the basis of embodiment 1, a kind of high concentrated organic wastewater processing system is provided
It unites, including biochemical treatment unit and advanced treatment unit, the biochemical processing process mistake in biochemical treatment unit corresponding embodiment 1
Journey, the advanced treatment process process in advanced treatment unit corresponding embodiment 1, and in the present embodiment：
Advanced treatment unit includes super Magneto separate water body purification apparatus, depth-type filtration equipment and SMRES resin depth
Manage complete set of equipments, biochemical treatment unit, super Magneto separate water body purification apparatus, depth-type filtration equipment and SMRES resin depth
Reason complete set of equipments is sequentially connected logical；Wherein,
Biochemical treatment unit is set to the upstream of present treatment system, and biochemical treatment unit is for there is high concentration to be processed
Machine waste water carries out biodegrade, to remove the organic pollutant in waste water being in colloid and dissolved state, as common in waste water
The organic pollutants such as BOD, COD, SS；The super Magneto separate water body purification that waste water after biochemical treatment cell processing is transmitted downstream to
In equipment；
Super Magneto separate water body purification apparatus is for carrying out to waste water, dephosphorization drop to be turbid, and depth-type filtration equipment can use filtering
Medium further removes the substances such as fine suspended matter, colloid, protein, microorganism and particulate matter in waste water, makes in waste water
Concentration of suspension be less than or equal to 10mg/L, through depth-type filtration equipment treated SMRES resin that waste water is transmitted downstream to
In advanced treating complete set of equipments；
SMRES resin advanced treating complete set of equipments carries out adsorption treatment to waste water using SMRES resin, it can uses
SMRES resin further adsorbs the organic pollutant in waste water, can be used for further decreasing the COD of waste water and the color of waste water
Degree, it is hereby achieved that reaching the water outlet of discharge standard, (that is, treated, waste water be can achieve《Urban wastewater treatment firm pollution
Object discharge standard》(GB18918-2002) primary standard discharges)；Or, further carried out by reverse osmosis equipment it is reverse osmosis, so as to
Waste water is further purified, it is hereby achieved that meeting the water outlet of production line recycle water standard；So that useless after this process
Water can be recycled, be reused, and operating cost can be effectively reduced.
Present treatment system, efficient, economic, environmental protection, on the basis of existing waste water treatment system, is additionally arranged advanced treating list
Member can make high concentrated organic wastewater reach first discharge standard, be particularly suitable for the processing to coking wastewater.
In the present embodiment, biochemical treatment unit can using activated sludge process commonly used in the prior art, biofilm,
Anaerobic biotreatment method etc. is any；
For example, in the present embodiment, biochemical treatment unit is mentioned preferentially using activated sludge process in the present embodiment
In a kind of scheme supplied, biochemical treatment unit mainly includes aerobic tank (or for aeration tank), secondary settling tank and sludge concentration tank,
Wherein, aerobic tank is connected with secondary settling tank, and is set to the upstream of secondary settling tank, and secondary settling tank is connected with sludge concentration tank, and two is heavy
Pond is provided with water outlet, and water outlet is connected with the super Magneto separate water body purification apparatus in the advanced treatment unit of downstream；Wherein, good
Oxygen pond (aeration tank) is mainly used for that waste water is made to be in aerobic condition, to give birth to the aerobic microbiological in aerobic tank sufficiently
It is long, and floc sedimentation is formed, so as to subsequent purification processing；Secondary settling tank receives the waste water come from aerobic tank conveying, and secondary settling tank is mainly used for
Muddy water is separated, while the sludge reflux for isolating a part divides into the aerobic tank, and by another part
The sludge separated out is transported to the sludge concentration tank, and sludge concentration tank (is mainly concentrated by way of filters pressing for thickened sludge
Sludge), to reduce the volume and water content of sludge, so that more convenient transport outward sludge entrucking.
Super Magneto separate water body purification apparatus is the common equipment of current field of waste water treatment, in the present embodiment, such as Fig. 5 institute
Show, super Magneto separate water body purification apparatus includes magnetic-coagulation equipment, magnetic separation drum and ultra-magnetic separator, wherein magnetic-coagulation is set
It is standby to be connected with ultra-magnetic separator, and be set to the upstream of ultra-magnetic separator, magnetic separation drum respectively with magnetic-coagulation equipment and super
Magnetic separator is connected；Wherein, magnetic-coagulation equipment (is usually also needed to add flocculant and be helped for being mixed magnetic kind with waste water
Solidifying agent etc.), so that the impurity in waste water can also form biggish magnetic wadding body (or being magnetic floc sedimentation), divided so as to subsequent
From；Ultra-magnetic separator can receive the waste water come from the conveying of magnetic-coagulation equipment, contain a large amount of magnetic wadding bodies, super magnetic in waste water at this time
Seperator is mainly for separating of magnetic wadding body and waste water, so that magnetic wadding body is detached from waste water, to realize to the further of waste water
Purification, ultra-magnetic separator are also used to for magnetic wadding body and waste water being conveyed to magnetic separation drum and depth-type filtration equipment, magnetic point respectively
From magnetic drum for recycling magnetic kind, and it is conveyed to magnetic-coagulation equipment；That is the magnetism that can be separated from waste water of magnetic separation drum
Magnetic kind is isolated in wadding body, and is transferred to magnetic-coagulation equipment；On the one hand, the consumption that cost can be reduced, reduce magnetic kind, it is another
Aspect, to may be implemented be the repetition of magnetic kind, is recycled, it is very economical, efficiently, environmental protection.
The sludge separated from super Magneto separate water body purification apparatus can be handled by sludge filter press, thus
Facilitate the transhipment of sludge.
In the preferred scheme, depth-type filtration equipment can use fibre filter, D type filter tank, V-type filter tank, valveless filtering pool
In it is one or more.For example, in the present embodiment, depth-type filtration equipment, can be with using fibre filter using fibre filter
The waste water transported out from ultra-magnetic separator is further filtered, it is fine in waste water so as to further remove
The substances such as suspended matter, colloid, protein and microorganism.
In the scheme provided by the present embodiment, SMRES resin advanced treating complete set of equipments includes that SMRES resin adsorption is set
Standby and SMRES resin regeneration equipment, wherein
SMRES resin adsorption equipment is connected with depth-type filtration equipment, and SMRES resin adsorption equipment is inhaled using SMRES resin
Attached mode further purifies waste water, in the present embodiment, both can further be dropped by SMRES resin adsorption equipment
The COD content of low waste water, and the coloration of waste water can be adjusted by SMRES resin adsorption equipment, SMRES tree may finally be passed through
The water outlet for reaching discharge standard is discharged in rouge adsorption plant.
SMRES resin regeneration equipment is connected with SMRES resin adsorption equipment, and SMRES resin regeneration equipment is for making SMRES
Resin desorption is simultaneously recycled.
Optionally, aforementioned reverse osmosis equipment is connected with SMRES resin adsorption equipment, for passing through reverse osmosis further purification
Waste water.
In a kind of preferred scheme provided by the present embodiment, SMRES resin regeneration equipment includes resin desorption device
With desorption liquid processing device, wherein resin desorption device makes SMRES resin desorption using desorbing agent, and generates desorption liquid, is desorbed
SMRES resin afterwards can be recycled；Liquid processing device is desorbed to carry out desorption liquid using iron-carbon micro-electrolysis or Fenton's reaction
The front end (or before) of processing, treated desorption liquid is transported to biochemical treatment unit is handled as waste water.
Embodiment 3
3 are with the main distinction of above-described embodiment 2 in the present embodiment, the processing system provided by the present embodiment, also
Including pretreatment unit, pretreating process process in the pretreatment unit corresponding embodiment 1, as shown in figure 4, in this implementation
In example, pretreatment unit is connected with biochemical treatment unit, and is set to the upstream (or before being) of biochemical treatment unit, pre- to locate
Reason unit is used to adjust the water quality and water of high concentrated organic wastewater to be processed, the pretreatment to waste water is realized, to mitigate
The load and raising treatment effect of subsequent processing process.
In the present embodiment, pretreatment unit includes conditioning tank and floation tank, and conditioning tank is connected with floation tank, and is arranged
In the upstream of floation tank, floation tank is connected with biochemical treatment unit, specifically, floation tank with it is aerobic in biochemical treatment unit
Pond is connected, and conditioning tank is for being diluted waste water, in practice, main means be added into conditioning tank clear water (or
For dilution water), waste water is sufficiently mixed in conditioning tank with clear water, so as to by the water quality of waste water and runoff investigation to closing
In the range of reason (or suitable), so as to the normal operation of subsequent processing；Floation tank is used to remove the suspended matter in waste water；Conditioning tank
In waste water can be transported to the floation tank in downstream, can produce a large amount of micro-bubbles in floation tank, micro-bubble can with it is useless
Suspended matter in water combines, so that suspended matter floats to sewage surface (i.e. the top of floation tank), consequently facilitating removal waste water
In a large amount of suspended matters, realize pretreated function.
In the present embodiment, the water (i.e. dilution water) being added in the conditioning tank waste water that may come from that treated and/
Or additional water, such as additional industrial circulating water or sanitary sewage.
It further include grease removal tank in further embodiment, grease removal tank is connected with conditioning tank, and is set to the upper of conditioning tank
Trip, in the actual process, waste water to be processed is introduced into grease removal tank, then passes sequentially through conditioning tank and flotation by grease removal tank
Pond, in the present embodiment, grease removal tank are gravity grease removal tank, are mainly used for removing the oil in waste water, so as to subsequent wastewater treatment.
To sum up, high-concentration organic wastewater treatment system provided by the present embodiment, can be by the place of high concentrated organic wastewater
Reason process (or being purification process) is divided into three-level, respectively：Level-one：Pretreatment, second level：Biochemical processing process, three-level：It is deep
Treatment process is spent, wherein：
Level-one pretreatment is mainly used for adjusting the water quality and water of waste water, to mitigate the load of subsequent treatment process and mention
High disposal effect；
Secondary biochemical treatment technique is mainly used for removing the organic pollution materials in sewage in colloid and dissolved state.
Three-level advanced treatment process is mainly used for further removing the organic pollution materials in sewage, so that water body reaches
《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) first discharge standard.
Embodiment 4
The present embodiment 4 is that it is useless to be applied to processing coking for high-concentration organic wastewater treatment system provided in embodiment 3
One concrete case of water；
Certain steel mill determines Treatment of Coking Effluent improvement project scale by 1,400,000 tons of scales of coke are produced per year, handles coking wastewater
75m3/ h, maximum processing capability 80m3/ h enters before carrying out wastewater treatment using this high-concentration organic wastewater treatment system
Raw water (untreated waste water) index (or being parameter) of present treatment system is as shown in table 1；
The indices of 1 raw water of table
It is coking wastewater since the present embodiment is to be dealt with, oil content is higher in waste water, therefore needs in pretreatment rank
Grease removal tank is arranged in section, to remove the oils in waste water.
In this high-concentration organic wastewater treatment system, in pretreatment stage, firstly, waste water by grease removal tank oil removing it
Afterwards, the oils in waste water is reduced to 4.9~6.7mg/L；Secondly, waste water and dilution water enter back into conditioning tank regulating water quality and water,
At this point, 80% or more dilution water is using treated, coking wastewater is used as supplement water to dilute raw water, and small part is followed using industry
Ring water or sanitary sewage, dilution post-processing water is 150m3/h；Finally, waste water enter floation tank removal waste water in it is a large amount of hang
Floating object.
It in the biochemical processing process stage, is handled using A-A/O method, A-A/O method can be used and be commonly used in the prior art
Process flow, in the present embodiment, return current ratio of the mixed liquid 100% is main to remove having in colloid and dissolved state in sewage
Machine polluter, mud mixture are separated in secondary settling tank, and for supernatant using coagulating sedimentation, COD in waste water can be with
It is reduced to 300~320mg/L, SS is reduced to 130~150mg/L, NH3- N is reduced to 117~147mg/L；The residue generated in secondary settling tank
Sludge 50% flows back, and another part is promoted to sludge concentration tank, the sludge press filtration entrucking outward transport after concentration；
In the advanced treatment process stage, waste water pass sequentially through super Magneto separate water body purification apparatus, depth-type filtration equipment and
SMRES resin advanced treating complete set of equipments, finally, as shown in table 2 through present treatment system treated index (or being parameter)；
The indices of treated the waste water of table 2
Tables 1 and 2 is compared it is found that present treatment system is to the high treating effect of high concentrated organic wastewater, treated waste water
It can achieve《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) level-one emission standard A.
Embodiment 5
The present embodiment 5 is to be applied to high-concentration organic wastewater treatment system provided in embodiment 3 to handle certain printing and dyeing
A concrete case of waste water is discharged in factory,
It is the waste water of printing and dyeing mill's discharge since the present embodiment is to be dealt with, oil content is lower (or hardly in waste water
Containing oils), therefore setting grease removal tank is not needed in pretreatment stage, the indices in waste water are specifically as shown in table 3 before and after the processing；
Table 3 handles the comparison of indices in preceding and processed waste water
As seen from Table 3, present treatment system is to the high treating effect of high concentrated organic wastewater, and treated, and waste water can reach
It arrives《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) level-one emission standard A.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (10)
1. a kind of concentration organic wastewater disposal process, which is characterized in that including biochemical processing process, advanced treatment process, institute
Biochemical processing process is stated to be set to before the advanced treatment process, wherein
The biochemical processing process is used to carry out biodegrade to high concentrated organic wastewater to be processed；
The advanced treatment process includes the following steps：
Water outlet after biochemical processing process is carried out super Magneto separate by S1, and it is turbid to carry out dephosphorization drop to waste water；
S2, the water outlet after super Magneto separate is filtered into filter plant, so that the suspended matter in filtered water outlet is dense
Degree is less than or equal to 10mg/L；
S3, the water outlet after filtering carry out adsorption treatment using SMRES resin.
2. concentration organic wastewater disposal process according to claim 1, which is characterized in that in the step S3, inhaling
It further include resin regeneration technique after attached processing, the resin regeneration technique includes the following steps：
S31 makes SMRES resin desorption using desorbing agent, and generates desorption liquid, and the SMRES resin after desorption is recycled；
S32 handles desorption liquid using iron-carbon micro-electrolysis or Fenton's reaction, and treated, and desorption liquid is transported to the biochemical treatment work
The front end of skill is as influent waste water.
3. concentration organic wastewater disposal process according to claim 1, which is characterized in that in the biochemical processing process
It before, further include pretreating process, the pretreating process is used to adjust the water quality and water of high concentrated organic wastewater to be processed
Amount, the biochemical processing process are then to carry out biodegrade to pretreated water outlet.
4. concentration organic wastewater disposal process according to claim 1, which is characterized in that the advanced treatment process is also
Including step S4, the water outlet after adsorption treatment is subjected to reverse osmosis treatment, the water outlet after reverse osmosis treatment is as production line reuse
Water.
5. concentration organic wastewater disposal process according to claim 1 to 4, which is characterized in that the biochemical treatment
Technique uses one of deep well aeration method, aerobic biological fluid-bed method, A-A/O method or a variety of.
6. a kind of high-concentration organic wastewater treatment system, which is characterized in that including biochemical treatment unit and advanced treatment unit, institute
Stating advanced treatment unit includes that super Magneto separate water body purification apparatus, depth-type filtration equipment and SMRES resin advanced treating are complete
Equipment, the biochemical treatment unit, super Magneto separate water body purification apparatus, depth-type filtration equipment and SMRES resin advanced treating
Complete set of equipments is sequentially connected logical, wherein and biochemical treatment unit is used to carry out biodegrade to high concentrated organic wastewater to be processed,
Super Magneto separate water body purification apparatus is for carrying out to waste water, dephosphorization drop to be turbid, and depth-type filtration equipment is used to make the suspended matter in waste water
Concentration is less than or equal to 10mg/L, and SMRES resin advanced treating complete set of equipments is used to adsorb waste water using SMRES resin
Processing.
7. high-concentration organic wastewater treatment system according to claim 6, which is characterized in that the super Magneto separate water body is net
Changing equipment includes magnetic-coagulation equipment, magnetic separation drum and ultra-magnetic separator, wherein the magnetic-coagulation equipment and the super magnetic point
Disembark and be connected, and be set to the upstream of ultra-magnetic separator, the magnetic separation drum respectively with the magnetic-coagulation equipment and described
Ultra-magnetic separator is connected；Magnetic-coagulation equipment forms magnetic wadding body for mixing magnetic kind with waste water, and ultra-magnetic separator is used
In the separation magnetic wadding body and waste water, and magnetic wadding body and waste water are conveyed to the magnetic separation drum and the depth respectively
Filter plant, magnetic separation drum are conveyed to magnetic-coagulation equipment for recycling magnetic kind.
8. high-concentration organic wastewater treatment system according to claim 6, which is characterized in that the depth-type filtration equipment is
It is fibre filter, D type filter tank, V-type filter tank, one or more in valveless filtering pool.
9. high-concentration organic wastewater treatment system according to claim 6, which is characterized in that the SMRES resin depth
Handling complete set of equipments includes SMRES resin adsorption equipment and SMRES resin regeneration equipment, wherein the SMRES resin adsorption is set
It is ready for use on the coloration for reducing COD and waste water in waste water, the SMRES resin regeneration equipment is for making SMRES resin desorption
And it is recycled；The SMRES resin regeneration equipment includes resin desorption device and desorption liquid processing device, the resin desorption
Device makes SMRES resin desorption using desorbing agent, and forms desorption liquid, the desorption liquid processing device use iron-carbon micro-electrolysis or
Fenton's reaction handles desorption liquid, the front end of treated desorption liquid the is transported to biochemical treatment unit.
10. according to any high-concentration organic wastewater treatment system of claim 7-9, which is characterized in that further include pre- place
Unit is managed, the pretreatment unit is arranged before the biochemical treatment unit, and the pretreatment unit is to be processed for adjusting
High concentrated organic wastewater water quality and water；The pretreatment unit includes conditioning tank and floation tank, the conditioning tank and institute
It states floation tank to be connected, and is set to the upstream of floation tank, the floation tank is connected with the biochemical treatment unit, and conditioning tank is used
It is diluted in waste water, floation tank is used to remove the suspended matter in waste water.
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