CN1884125A - Device for treating organic wastewater by ozone and active carbon and method therefor - Google Patents
Device for treating organic wastewater by ozone and active carbon and method therefor Download PDFInfo
- Publication number
- CN1884125A CN1884125A CN 200610052401 CN200610052401A CN1884125A CN 1884125 A CN1884125 A CN 1884125A CN 200610052401 CN200610052401 CN 200610052401 CN 200610052401 A CN200610052401 A CN 200610052401A CN 1884125 A CN1884125 A CN 1884125A
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- CN
- China
- Prior art keywords
- ozone
- urceolus
- water
- active carbon
- waste water
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 42
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000002351 wastewater Substances 0.000 title claims description 22
- 229910052799 carbon Inorganic materials 0.000 title claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000010815 organic waste Substances 0.000 claims abstract description 8
- 230000000630 rising effect Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 230000000274 adsorptive effect Effects 0.000 description 2
- 230000033558 biomineral tissue development Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses an organic waste water disposing device through ozone or activated carbon, which comprises the following parts: outer cylinder, circulating cylinder with the same shaft of outer cylinder, inlet on the bottom of outer cylinder, aerating device on the bottom of inner cylinder. The disposing method comprises the following steps: pumping organic waste water in the device from inlet; putting grain-shaped activated carbon in the device; inputting ozone gas; circulating to flow the activated carbon in the space of inner cylinder and outer cylinder pushed by ozone gas.
Description
Technical field
The present invention relates to a kind of device and method for the treatment of organic wastewater by ozone and active carbon, belong to environmental technology and water treatment field.
Background technology
At a large amount of trade effluents that discharged in the present industrial production, it is of a great variety, complicated component, and chemical oxygen demand (COD) (COD) concentration height, biodegradability is poor, and characteristics such as poisonous and harmful adopt conventional materialization or biochemical processing method to be difficult to control effectively and to have administered.Therefore, oxidation technology becomes the main method of current processing difficult for biological degradation and poisonous and harmful industrial organic waste water.
Oxidation technology utilizes the larger molecular organics in the various oxygenants attack waste water, and organism obtains oxidation in the water thereby make, and reaches the purpose that purifies water.Oxygenant commonly used has ozone, chlorine, and hydrogen peroxide etc., wherein noticeable with ozone oxidation again.Ozone is as a kind of oxygenant efficiently, be widely used in water treatment field, but also there is deficiency in it, the one, ozone oxidation has stronger selectivity, often only realized in the oxidising process that larger molecular organics is to the transformation of small organic molecule in the waste water, mineralization ability is poor; The 2nd, ozone utilization rate is not high, causes ozonize expense height.How to improve ozone utilization rate, improve the pollutent mineralization ability, become the focus of recent researches.
Adsorption technology because it is widely applicable, is extensive use of at environmental area (off gas treatment, water treatment), and gac is subjected to very big attention because of its wide material sources, high adsorption capacity in water treatment field.Charcoal absorption all is suitable for each high and low concentration waste water, but adsorptive power is also limited, and is often very fast saturated in the absorption to high-concentration waste water, needs frequent regeneration.
Summary of the invention
The device and method that the purpose of this invention is to provide a kind of efficient, cheap treating organic wastewater by ozone and active carbon.
The device for the treatment of organic wastewater by ozone and active carbon of the present invention, comprise urceolus and circulating barrel co-axial with it, circulating barrel is by being supported and fixed on the center of urceolus, circulating barrel is 1: 4～1: 2 with urceolus diameter ratio, urceolus is provided with rising pipe, the bottom of urceolus is provided with water-in, is provided with aerating apparatus at interior tube bottom, and the inlet pipe of aerating apparatus is stretched out urceolus.
Utilize said apparatus to handle the method for organic waste water: organic waste water is pumped into device from water-in, is that the granular active carbon of 1～3mm is added to inner core by 5～30g/L with particle diameter, feed ozonize gas to aerating apparatus, the ozone charge flow rate is 30～120L/h, the gas phase ozone concn maintains 10～60mg/L, gac circulates in the space of inner core and inner/outer tube formation under the promotion of ozone gas, and waste water is handled, and the water after the processing is discharged by rising pipe.
Beneficial effect of the present invention is:
The inventive method is simple; easy and simple to handle; in ozone oxidation, add granulated active carbon; in wastewater treatment equipment, formed gas (ozone); liquid (treatment solution); the form of (Gu gac) three-phase fluidized bed (expanded bed); strengthen mass transfer, improved the utilization ratio of ozone, utilized the efficient adsorptive power of gac and the ability of catalysis ozone thereof; the reaction of similar charcoal absorption-ozone regeneration and catalytic ozonation can take place; reach the ability of raising system pollutent mineralising, also reach the purpose that improves ozone utilization rate, realize the online regeneration of gac simultaneously; reuse, reduced the processing cost of waste water.
Description of drawings
Fig. 1 is the device synoptic diagram for the treatment of organic wastewater by ozone and active carbon.
Embodiment
For a better understanding of the present invention, be described further below in conjunction with accompanying drawing and specific embodiment.
With reference to Fig. 1, the device for the treatment of organic wastewater by ozone and active carbon of the present invention comprises urceolus 1 and circulating barrel co-axial with it 3, circulating barrel is by supporting 9 centers that are fixed on urceolus, circulating barrel is 1: 4～1: 2 with urceolus diameter ratio, urceolus is provided with rising pipe 4, the bottom of urceolus is provided with water-in 6, is provided with aerating apparatus 5 at interior tube bottom, and the inlet pipe of aerating apparatus is stretched out urceolus.
Adopt waste water plant of the present invention to handle the method for organic waste water: organic waste water is pumped into device from water-in; is that the granular active carbon 7 of 1～3mm is added to inner core by 5～30g/L with particle diameter; feed ozonize gas to aerating apparatus; the ozone charge flow rate is 30～120L/h; the gas phase ozone concn maintains 10～60mg/L; ozonize gas forms micro-bubble through aerating apparatus in solution; micro-bubble is fast rise in the internal recycling tube; promoted the rising of activated carbon granule in the wastewater treatment equipment; granulated active carbon reaches after round shape three-phase separation area 2 sedimentations at top from center circulating barrel external force of gravity sedimentation; under promoting, air inlet rises once more after arriving the wastewater treatment equipment bottom; circulation successively; waste water is handled, and the water after the processing is discharged by rising pipe.
Embodiment 1
The waste water object is certain Fine Chemical Works production water outlet, the water quality complexity, mainly containing organic pollutants by analysis is the same phenolic compound of adiponitrile, waste water COD concentration is 10911mg/L, initial pH:4.4, adopt ozone charge flow rate 60L/h, gas phase ozone concn 41mg/L, single treatment water sample 500mL adds gac 30g, reacts through 60min, the clearance of COD is 66.9%, separately clearance is respectively 13.6% with 56.9% when ozone oxidation and charcoal absorption, and ozone and active carbon reaction water outlet COD reaches the level of 3600mg/L, the 0.58mgCOD/mgO of ozone utilising efficiency during by the independent oxidation of ozone
3Bring up to 1.3mg COD/mg O
3, the ozone utilising efficiency improves 55%.Under the alkaline condition, better processing effect is regulated wastewater pH=10.0, and it is constant to keep other reaction conditionss, and water outlet COD reaches the level about 1000mg/L after the 60min reaction, and this moment, the COD clearance was 92%.And gac can be reused.Test data and result are as shown in table 1.
Embodiment 2
Process object is the 1g/L nitrophenol wastewater, adopt initial reaction pH=4.5, the ozone charge flow rate is 60L/h, gas phase ozone concn 41mg/L, single treatment water sample 500mL adds gac 10g, react through 60min, the nitrophenol clearance is 93.2%, and the COD clearance is 85.4%, and water outlet COD is reduced to 260mg/L by the 1780mg/L in when water inlet.Test data and result are as shown in table 1.
Table 1
| Pollutent | Gac adds g | Ozone charge flow rate L/h | Reaction pH | COD clearance % | Ozone utilising efficiency mg COD/mg O 3 | |
| Embodiment 1 | 0 | 60 | 4.4 | 13.6 | 0.58 | |
| 30 | 60 | 4.4 | 66.9 | 1.27 | ||
| 30 | 60 | 10.0 | 88.9 | - | ||
| 30 | 60 | 12.0 | 91.8 | - | ||
| Embodiment 2 | 10 | 60 | 4.5 | Concentration clearance % | COD clearance % | - |
| 93.2 | 85.4 | - | ||||
Claims (2)
1. the device for the treatment of organic wastewater by ozone and active carbon, it is characterized in that comprising urceolus (1) and circulating barrel co-axial (3) with it, circulating barrel is by supporting the center that (9) are fixed on urceolus, circulating barrel is 1: 4～1: 2 with urceolus diameter ratio, urceolus is provided with rising pipe (4), the bottom of urceolus is provided with water-in (6), is provided with aerating apparatus (5) at interior tube bottom, and the inlet pipe of aerating apparatus is stretched out urceolus.
2. the method for the treatment of organic wastewater by ozone and active carbon, it is characterized in that utilizing the said device of claim 1, organic waste water is pumped into device from water-in, is that the granular active carbon of 1～3mm is added to inner core by 5～30g/L with particle diameter, feed ozonize gas to aerating apparatus, the ozone charge flow rate is 30～120L/h, the gas phase ozone concn maintains 10～60mg/L, gac circulates in the space of inner core and inner/outer tube formation under the promotion of ozone gas, waste water is handled, and the water after the processing is discharged by rising pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610052401 CN1884125A (en) | 2006-07-11 | 2006-07-11 | Device for treating organic wastewater by ozone and active carbon and method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610052401 CN1884125A (en) | 2006-07-11 | 2006-07-11 | Device for treating organic wastewater by ozone and active carbon and method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1884125A true CN1884125A (en) | 2006-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610052401 Pending CN1884125A (en) | 2006-07-11 | 2006-07-11 | Device for treating organic wastewater by ozone and active carbon and method therefor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1884125A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102190365A (en) * | 2011-05-18 | 2011-09-21 | 宁波永峰环保工程科技有限公司 | Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof |
| CN102381757A (en) * | 2011-11-15 | 2012-03-21 | 湘潭市环境保护科学研究院 | Waste emulsion suspended carbon biological oxidation device |
| CN103435142A (en) * | 2013-08-01 | 2013-12-11 | 南昌大学 | General-purpose internal circulation fenton reactor treating difficult-to-degrade organic wastewater |
| CN103787525A (en) * | 2012-11-01 | 2014-05-14 | 中国石油化工股份有限公司 | Two-stage biochemical effluent in-depth treatment method for municipal sewage |
| CN105858793A (en) * | 2016-06-15 | 2016-08-17 | 许征 | Three-phase fluidized bed reactor for treating industrial wastewater by means of adsorption and oxidation |
| CN107055678A (en) * | 2017-04-26 | 2017-08-18 | 陕西朗正环保科技有限公司 | A kind of triphase catalytic oxidation sewage water treatment method and reactor |
| CN108294208A (en) * | 2018-03-30 | 2018-07-20 | 王开业 | A kind of preparation method of the water rich in selenium element |
-
2006
- 2006-07-11 CN CN 200610052401 patent/CN1884125A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102190365A (en) * | 2011-05-18 | 2011-09-21 | 宁波永峰环保工程科技有限公司 | Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof |
| CN102190365B (en) * | 2011-05-18 | 2013-02-20 | 浙江永峰环保工程科技有限公司 | Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof |
| CN102381757A (en) * | 2011-11-15 | 2012-03-21 | 湘潭市环境保护科学研究院 | Waste emulsion suspended carbon biological oxidation device |
| CN103787525A (en) * | 2012-11-01 | 2014-05-14 | 中国石油化工股份有限公司 | Two-stage biochemical effluent in-depth treatment method for municipal sewage |
| CN103787525B (en) * | 2012-11-01 | 2016-02-03 | 中国石油化工股份有限公司 | A kind of method of municipal effluent secondary biochemical effluent advanced treatment |
| CN103435142A (en) * | 2013-08-01 | 2013-12-11 | 南昌大学 | General-purpose internal circulation fenton reactor treating difficult-to-degrade organic wastewater |
| CN103435142B (en) * | 2013-08-01 | 2014-08-06 | 南昌大学 | General-purpose internal circulation fenton reactor treating difficult-to-degrade organic wastewater |
| CN105858793A (en) * | 2016-06-15 | 2016-08-17 | 许征 | Three-phase fluidized bed reactor for treating industrial wastewater by means of adsorption and oxidation |
| CN105858793B (en) * | 2016-06-15 | 2019-03-29 | 许征 | A kind of adsorbing-oxidising three-phase fluid bed reactor for administering industrial wastewater |
| CN107055678A (en) * | 2017-04-26 | 2017-08-18 | 陕西朗正环保科技有限公司 | A kind of triphase catalytic oxidation sewage water treatment method and reactor |
| CN108294208A (en) * | 2018-03-30 | 2018-07-20 | 王开业 | A kind of preparation method of the water rich in selenium element |
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Open date: 20061227 |