CN202576065U - Advanced oxidation treatment device for nondegradable organic wastewater - Google Patents
Advanced oxidation treatment device for nondegradable organic wastewater Download PDFInfo
- Publication number
- CN202576065U CN202576065U CN 201220190379 CN201220190379U CN202576065U CN 202576065 U CN202576065 U CN 202576065U CN 201220190379 CN201220190379 CN 201220190379 CN 201220190379 U CN201220190379 U CN 201220190379U CN 202576065 U CN202576065 U CN 202576065U
- Authority
- CN
- China
- Prior art keywords
- advanced oxidation
- water inlet
- oxidation treatment
- fenton
- treatment unit
- 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.)
- Expired - Lifetime
Links
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model aims to provide an advanced oxidation device for treating nondegradable organic wastewater, which is low in energy consumption, high in reaction speed, high in pollutant removal rate and low in operating cost. The advanced oxidation treatment device comprises a Fenton oxidation tower, an oxidizer adding system and a catalyst adding system, wherein the Fenton oxidation tower is a main device of the advanced oxidation treatment device; the oxidizer adding system and the catalyst adding system are respectively connected with multifunctional jet ejectors on two water inlet pipes of the Fenton oxidation tower. The advanced oxidation treatment device can treat nondegradable substances more thoroughly, and the COD (chemical oxygen demand) concentration of the outlet water can stably reach 50 mg/L or below.
Description
Technical field
The utility model belongs to field of waste water treatment, is specifically related to a kind of advanced oxidation treatment unit of advanced treatment organic wastewater with difficult degradation thereby.
Background technology
Using high-level oxidation technology to handle waste water, is a kind of important waste water advanced treatment technology, can be used for handling organic wastewater with difficult degradation thereby.High-level oxidation technology is of a great variety, comprises photochemical oxidation, photochemical catalytic oxidation, wet oxidation, homogeneous catalysis oxidation, heterogeneous catalytic oxidation etc.The Fenton method belongs to wet oxidation to studying more a kind of high-level oxidation technology at present, has broad prospects.The Fenton method is a kind of employing H
2O
2Be oxygenant, Fe
2+Be the homogeneous catalysis oxidation style of catalyzer, the OH that produces in the reaction is the very strong radical of a kind of oxidation capacity, the organism in the ability oxidized waste water, thereby the colourity and the COD concentration of reduction waste water.Compare other advanced oxidation processes, the Fenton method has that operating process is simple, reactant is easy to get, expense is low, need not complex apparatus, can not decompose produce new objectionable impurities, to follow-up processing toxicological harmless effect, advantage such as environmentally friendly.And traditional F enton method treatment technology mainly adopts the form of pond body, this method exist reaction efficiency low, pollute the shortcoming that clearance is low, running cost is higher.
The Chinese patent document of publication number CN 1876577A (application number 200510026670.1) relates to a kind of method of catalytic oxidation treatment of high concentration waste water, and its method is: get into waste water at storage tank through pretreated high-concentration waste water, get into the mixed flow device through secondary filter; The stoste of acid storage tank and storage tank is imported respectively and is processed the hypochlorous anhydride aqueous solution after the chlorine dioxide generator internal reaction produces dioxide peroxide; Being delivered to the mixed flow device mixes the back and flows into the catalyzed oxidation tower that the bottom is placed with the composite catalyst of two-phase catalytic oxidation treatment waste water and carry out catalytic oxidation with the interior air of tower with high-concentration waste water; Processing waste water that the catalyzed oxidation tower comes out flows into current stabilizer, gets into the tubular type neutralizer then the waste water pH7-8 that neutralizes is flowed into subsequent processing device again.
The Chinese patent document of Granted publication CN201376913Y (application number 200920140680.1) discloses the heterogeneous wastewater treatment oxidizing tower of a kind of upflowing; Tower mainly contains three parts and constitutes; Top of tower one side is provided with inlet flume and 2 circulation grooves, and the two bottom communicates, and opposite side is provided with the overflow effluent trough; The tower middle part is empty main body, and tower bottom is provided with the rotation water distributing system.But the defective of its existence is at first will former water be reached the inlet flume at top with pump, simultaneously Fenton reagent add the circulating water channel that needs be delivered to the top from the bottom, and then deliver in the tower by the oxidizing tower bottom by water circulating pump, required energy consumption is bigger.And Fenton reagent is delivered to the high-altitude there is certain danger.This oxidizing tower adopts the rotation water distributing system, and in the water distribution process, carrier filler rubs in cyclone water distributor and the tower, can increase the wearing and tearing of equipment, thereby reduces the work-ing life of equipment.
Summary of the invention
The purpose of the utility model provides the advanced oxidation device of the processing organic wastewater with difficult degradation thereby that a kind of energy consumption is lower, speed of response is fast, pollutants removal rate is high, running cost is low.
The technical scheme of the utility model is: the advanced oxidation treatment unit of organic wastewater with difficult degradation thereby; Comprise Fenton oxidizing tower, oxygenant medicine system and catalyzer medicine system; Said Fenton oxidizing tower is the agent set of this advanced oxidation treatment unit; Said oxygenant medicine system and catalyzer medicine system respectively with two water inlet pipes of Fenton oxidizing tower on the multi-function jet device link to each other; Said oxygenant medicine system mainly is made up of oxygenant grug feeding jar and under meter, and said catalyzer medicine system mainly is made up of catalyzer grug feeding jar and under meter.
Described advanced oxidation treatment unit; Preferred scheme is; Said Fenton oxidizing tower mainly comprises water inlet system, water inlet mixing zone, water distribution system, fluidized bed reaction zone and outlet system, and said water inlet mixing zone is positioned at Fenton oxidizing tower bottom, is water distribution system above it; Said fluidized bed reaction zone is positioned at Fenton oxidizing tower middle part; Fenton oxidizing tower top is an outlet system, and outlet system is made up of solid-liquid separator, effluent weir and rising pipe, and the water inlet pipe of water inlet system links to each other with Fenton oxidizing tower bottom.
Described advanced oxidation treatment unit, preferably scheme is, and said water inlet system mainly is made up of 2 water inlet pipes and intake pump, and said water inlet pipe is provided with the multi-function jet device.
Described advanced oxidation treatment unit, preferably scheme is, and said water distribution system is made up of two-layer porous water distribution uniformity plate, and the water distribution board percentage of open area is 0.2%, and the aperture is not more than 5mm (preferred aperture is 2-4.5mm, more preferably 3.5mm).
Described advanced oxidation treatment unit, preferably scheme is, and said fluidized bed reaction zone is provided with the silica sand carrier filler of handling through grating, and quartz sand particle size is not more than 3mm (preferred quartz sand particle size is 2-3mm, more preferably 2.5mm).
Described advanced oxidation treatment unit; Preferred scheme is; The solid-liquid separator of said outlet system is made up of 2 groups of tilted plates that are parallel to each other, and the angle of inclination of every group of plate is 60 °, and the length of tilted plate is that (length of preferred tilted plate is 800-950mm to 750-1000mm; The length of preferred tilted plate is 900mm), distance between plates is 80mm.
The utility model also provides the technology of utilizing described advanced oxidation treatment unit to handle organic wastewater with difficult degradation thereby, will squeeze into the bottom of Fenton oxidizing tower, H through water inlet pipe by intake pump through the former water that overregulates pH to 2-4
2O
2Mix back bottom by water inlet pipe entering Fenton oxidizing tower, FeSO by the oxygenant medicine system through multi-function jet device and Yuan Shui as oxygenant
4Mix back bottom by water inlet pipe entering Fenton oxidizing tower, former water and H by the catalyzer medicine system through multi-function jet device and Yuan Shui as catalyzer
2O
2And FeSO
4After mix Fenton oxidizing tower bottom water inlet mixing zone, go into fluidized bed reaction zone by the water distribution system water distribution uniformity is laggard, at fluidized bed reaction zone H
2O
2By Fe
2+The OH that catalytically decomposed generates thoroughly removes the material of difficult degradation in the waste water; Waste water and silica sand carrier filler are after fluidized bed reaction zone travels up to solid-liquid separator; The silica sand carrier is back to fluidized bed reaction zone, and waste water flows out through effluent weir, handles back water and is discharged by rising pipe.
Compared with prior art, the excellent effect of present technique is:
1. the utility model has improved water inlet system, and water inlet system has increased the multi-function jet device, and medicine system directly links to each other with it, makes medicament and waste water thorough mixing, and good mixing effect has been saved the PWR PLT of medicine system simultaneously, saves energy consumption.
2. the water distribution system of the utility model adopts double-layer porous water distribution uniformity plate; Compare with the turning spurt water device that existing installation adopts; Water distribution more evenly and be difficult for stopping up, mutual fricative equipment attrition when having reduced the turning spurt water device water distribution simultaneously and between the silica sand solid support material.
3. handle more thoroughly for hard-degraded substance, effluent COD concentration can be stablized and reaches below the 50mg/L.
4. the utilization ratio of oxygenant and catalyzer is high, has reduced the dose that adds of oxygenant and catalyzer, has saved working cost.
5. medicine system can be regulated at any time according to the water quality situation and added dose, saves the medicine consumption, thereby saves running cost.
Description of drawings
Fig. 1 is the advanced oxidation treatment unit structural representation of the organic wastewater with difficult degradation thereby of one of the utility model embodiment.Wherein: 1-Fenton oxidizing tower, 2-oxygenant medicine system, 3-catalyzer medicine system, 4-water inlet system; 5-multi-function jet device, 6-intake pump, 7-water inlet pipe, 8-porous water distribution uniformity plate; The 9-fluidized bed reaction zone, 10-outlet system, 11-solid-liquid separator; 12-effluent weir, 13-rising pipe, the 14-mixing zone that intakes.
Embodiment
Specify the technical scheme of the utility model below in conjunction with accompanying drawing and embodiment.
1 one kinds of advanced oxidation devices of handling organic wastewater with difficult degradation thereby of embodiment, structure can mainly comprise Fenton oxidizing tower 1, oxygenant medicine system 2, catalyzer medicine system composition 3 with reference to accompanying drawing 1.
Said Fenton oxidizing tower 1 is this device main body device, mainly comprises water inlet system 4, water inlet mixing zone 14, water distribution system 8, fluidized bed reaction zone 9 and outlet system 10.Said water inlet system 4 mainly is made up of water inlet pipe 7, multi-function jet device 5, intake pump 6.Said multi-function jet device 5 is arranged on the water inlet pipe 7, and said water inlet pipe 7 links to each other with Fenton oxidizing tower 1 bottom.Said water inlet mixing zone 14 is positioned at the bottom of Fenton oxidizing tower 1; Said water distribution system 8 is positioned at into 14 tops, water mixing zone, is made up of two-layer porous water distribution uniformity plate.Said fluidized bed reaction zone 9 is positioned at Fenton oxidizing tower 1 middle part.Said outlet system 10 is positioned at Fenton oxidizing tower 1 top, is made up of solid-liquid separator 11, effluent weir 12 and rising pipe 13.
Said oxygenant medicine system 2 and catalyzer medicine system 3 respectively with two water inlet pipes 7 of Fenton oxidizing tower 1 on multi-function jet device 5 link to each other.
Said porous water distribution uniformity plate percentage of open area is 0.2%, and the aperture is 3.5mm.Said fluidized bed reaction zone is provided with the silica sand carrier filler of handling through grating, quartz sand particle size 2.5mm.The solid-liquid separator 11 of said outlet system is made up of 2 groups of tilted plates that are parallel to each other, and the angle of inclination of every group of plate is 60 °, and the length of tilted plate is 900mm.
Utilize said apparatus to handle the process of organic wastewater with difficult degradation thereby, be described below:
Squeeze into the bottom of Fenton oxidizing tower 1, H through water inlet pipe 7 by intake pump 6 through the former water that overregulates pH to 2-4
2O
2Mix back bottom by water inlet pipe entering Fenton oxidizing tower 1, FeSO through multi-function jet device 5 with Yuan Shui by oxygenant medicine system 2 as oxygenant
4Mix back bottom by water inlet pipe entering Fenton oxidizing tower 1, former water and H through multi-function jet device 5 with Yuan Shui by catalyzer medicine system 2 as catalyzer
2O
2And FeSO
4After mix Fenton oxidizing tower 1 bottom water inlet mixing zone 14, go into fluidized bed reaction zone 9, H by water distribution system 5 water distribution uniformities are laggard
2O
2By Fe
2+The OH that catalytically decomposed generates thoroughly removes the material of difficult degradation in the waste water.Waste water and silica sand carrier filler are after fluidized bed reaction zone 9 travels up to solid-liquid separator 11, and the silica sand carrier is back to fluidized bed reaction zone 9, and waste water flows out through effluent weir 12, handle back water by rising pipe 13 dischargings.
2 one kinds of advanced oxidation devices of handling organic wastewater with difficult degradation thereby of embodiment, but structure reference implementation example 1, but different with embodiment 1 be that said porous water distribution uniformity panel aperture is 5mm.Said fluidized bed reaction zone quartz sand particle size 3mm.The length of said tilted plate is 1000mm.
3 one kinds of advanced oxidation devices of handling organic wastewater with difficult degradation thereby of embodiment, but structure reference implementation example 1, but different with embodiment 1 be that said porous water distribution uniformity panel aperture is 2mm.Said fluidized bed reaction zone quartz sand particle size is 2mm.The length of said tilted plate is 750mm.
Experimental example utilizes embodiment 1 described advanced oxidation device to carry out the experiment of the oxide treatment of organic wastewater with difficult degradation thereby.This experiment is an example to handle used water difficult to degradate such as paper-making effluent and fine chemistry industry.This experiment waste water is through the biochemical treatment water outlet after anaerobism, the aerobic treatment.The former water CODCr of paper-making effluent is 2800～3000mg/L before the biochemical treatment, the former water COD15000～20000mg/L of fine chemistry industry waste water.Experimental result is as shown in table 1:
Claims (6)
1. the advanced oxidation treatment unit of organic wastewater with difficult degradation thereby; It is characterized in that; Comprise Fenton oxidizing tower, oxygenant medicine system and catalyzer medicine system; Said Fenton oxidizing tower is the agent set of this advanced oxidation treatment unit; Said oxygenant medicine system and catalyzer medicine system respectively with two water inlet pipes of Fenton oxidizing tower on the multi-function jet device link to each other, said oxygenant medicine system mainly is made up of oxygenant grug feeding jar and under meter, said catalyzer medicine system mainly is made up of catalyzer grug feeding jar and under meter.
2. advanced oxidation treatment unit according to claim 1; It is characterized in that; Said Fenton oxidizing tower mainly comprises water inlet system, water inlet mixing zone, water distribution system, fluidized bed reaction zone and outlet system, and said water inlet mixing zone is positioned at Fenton advanced oxidation tower bottom, is water distribution system above it; Said fluidized bed reaction zone is positioned at Fenton advanced oxidation tower middle part; Fenton oxidizing tower top is an outlet system, and outlet system is made up of solid-liquid separator, effluent weir and rising pipe, and the water inlet pipe of water inlet system links to each other with Fenton oxidizing tower bottom.
3. advanced oxidation treatment unit according to claim 2 is characterized in that, said water inlet system mainly is made up of 2 water inlet pipes and intake pump, and said water inlet pipe is provided with the multi-function jet device.
4. advanced oxidation treatment unit according to claim 2 is characterized in that, said water distribution system is made up of two-layer porous water distribution uniformity plate, and porous water distribution uniformity plate percentage of open area is 0.2%, and the aperture is not more than 5mm.
5. advanced oxidation treatment unit according to claim 2 is characterized in that, said fluidized bed reaction zone is provided with the silica sand carrier filler of handling through grating, and quartz sand particle size is not more than 3mm.
6. advanced oxidation treatment unit according to claim 2 is characterized in that, the solid-liquid separator of said outlet system is made up of 2 groups of tilted plates that are parallel to each other, and the angle of inclination of every group of plate is 60 °, and the length of tilted plate is 750-1000mm, and distance between plates is 80mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220190379 CN202576065U (en) | 2012-05-02 | 2012-05-02 | Advanced oxidation treatment device for nondegradable organic wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220190379 CN202576065U (en) | 2012-05-02 | 2012-05-02 | Advanced oxidation treatment device for nondegradable organic wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202576065U true CN202576065U (en) | 2012-12-05 |
Family
ID=47245501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220190379 Expired - Lifetime CN202576065U (en) | 2012-05-02 | 2012-05-02 | Advanced oxidation treatment device for nondegradable organic wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202576065U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642911A (en) * | 2012-05-02 | 2012-08-22 | 山东绿泉环保工程有限公司 | Advanced oxidation treatment device and advanced oxidation treatment process of refractory organic wastewater |
| CN103894236A (en) * | 2014-03-17 | 2014-07-02 | 华南理工大学 | Ceramsite carrier applicable to fenton fluidized bed and having catalytic action, preparation method and application of carrier |
| CN105236690A (en) * | 2015-11-05 | 2016-01-13 | 湖南先科环保有限公司 | Hardly-degradable organic wastewater treatment system and method thereof |
| CN109179791A (en) * | 2018-11-16 | 2019-01-11 | 佛山科学技术学院 | A kind of catalytic wet oxidation processing equipment of the industrial wastewater with multistage filtering |
| CN110668548A (en) * | 2019-09-17 | 2020-01-10 | 上海中耀环保实业有限公司 | Heterogeneous Fenton catalytic oxidation reactor and application thereof |
-
2012
- 2012-05-02 CN CN 201220190379 patent/CN202576065U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642911A (en) * | 2012-05-02 | 2012-08-22 | 山东绿泉环保工程有限公司 | Advanced oxidation treatment device and advanced oxidation treatment process of refractory organic wastewater |
| CN103894236A (en) * | 2014-03-17 | 2014-07-02 | 华南理工大学 | Ceramsite carrier applicable to fenton fluidized bed and having catalytic action, preparation method and application of carrier |
| CN105236690A (en) * | 2015-11-05 | 2016-01-13 | 湖南先科环保有限公司 | Hardly-degradable organic wastewater treatment system and method thereof |
| CN105236690B (en) * | 2015-11-05 | 2017-12-15 | 湖南先科环保有限公司 | The processing system and method for a kind of organic wastewater with difficult degradation thereby |
| CN109179791A (en) * | 2018-11-16 | 2019-01-11 | 佛山科学技术学院 | A kind of catalytic wet oxidation processing equipment of the industrial wastewater with multistage filtering |
| CN110668548A (en) * | 2019-09-17 | 2020-01-10 | 上海中耀环保实业有限公司 | Heterogeneous Fenton catalytic oxidation reactor and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102642911A (en) | Advanced oxidation treatment device and advanced oxidation treatment process of refractory organic wastewater | |
| CN104192981B (en) | Activated Carbon Catalytic Ozonation Process device and sewage treatment process thereof | |
| CN104512957B (en) | Oil refining waste water catalytic ozonation pre-treatment apparatus and oil refining waste water catalytic ozonation pre-treatment method | |
| CN202576065U (en) | Advanced oxidation treatment device for nondegradable organic wastewater | |
| CN102190365B (en) | Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof | |
| CN103663669B (en) | A kind of method and apparatus improving ozone oxidation efficiency | |
| CN203781901U (en) | Ozone catalytic oxidation device | |
| CN113735245B (en) | Method for catalytic oxidation of sewage by ozone | |
| CN204752450U (en) | A gentle catalytic oxidation device for waste water treatment | |
| CN109019824B (en) | High-efficient catalytic oxidation organic wastewater treatment system | |
| CN103755006A (en) | Integrated heterogeneous baffled Fenton continuous reactor | |
| CN103951107B (en) | A kind of device and method of Treatment of Wastewater in Coking | |
| CN108002650A (en) | The device and method of ultrasonic ozone-light electrolysis coupling degraded industrial organic waste water | |
| CN106495359A (en) | A kind of highly difficult advanced waste treatment apparatus and method | |
| CN105776675A (en) | Device and method for desulfuration and decyanation treatment of waste liquid generated in vacuum potassium carbonate desulfurization process | |
| CN207581601U (en) | A kind of percolate MBR is discharged full dose processing system | |
| CN107720934B (en) | High-efficiency low-consumption catalytic ozonation wastewater treatment device and method | |
| CN213977104U (en) | Energy-efficient fenton fluidized bed | |
| CN103755106B (en) | A kind of fluidized-bed oxidizing tower and treatment process thereof | |
| CN103030244A (en) | Combined pretreatment method for industrial wastewater | |
| CN212450793U (en) | Ozone catalytic oxidation device for wastewater treatment | |
| CN210085058U (en) | Novel three-phase ozone catalytic vulcanization tower | |
| CN110668552B (en) | Ozone synergistic micro hydrogen peroxide catalytic device and method | |
| CN111217441B (en) | Ozone oxidation reactor and use method thereof | |
| CN213202489U (en) | Ozone heterogeneous catalysis is hydrogen peroxide solution in coordination with and is handled high concentration organic waste water device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |