CN101381162B - Technology for treating alcohol waste water combining integrated reverse A<2>O oxidation ditch and combined Orbal oxidation ditch - Google Patents
Technology for treating alcohol waste water combining integrated reverse A<2>O oxidation ditch and combined Orbal oxidation ditch Download PDFInfo
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- CN101381162B CN101381162B CN2008101568558A CN200810156855A CN101381162B CN 101381162 B CN101381162 B CN 101381162B CN 2008101568558 A CN2008101568558 A CN 2008101568558A CN 200810156855 A CN200810156855 A CN 200810156855A CN 101381162 B CN101381162 B CN 101381162B
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Abstract
The present invention discloses a process for alcoholic waste water disposal with an inversed A2O integrated oxidation ditch and an Orbal oxidation ditch, which belongs to the technical field of industrial waste water disposal. The inversed A2O integrated oxidation ditch is connected in series with the Orbal oxidation ditch. After being processed by the inversed A2O integrated oxidation ditch, sewage flows into the Orbal oxidation ditch to be disposed. Compared with other methods for waste water disposal, the method can remove more nitrogen from alcoholic waste water with total nitrogen content greater than 1000ml with a nitrogen removal effect reaching the international leading level.
Description
Technical field
The invention belongs to the technology for treating industrial waste water field, refer in particular to a kind of by ORBAL or Round Sump ORBAL oxidation ditch, inversion A
2The integrated reverse A that the O oxidation ditch process designs
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch.
Background technology
Denitrogenation was an intractable during typical alcohol waste water was handled, the content of ammonia is very high in the alcohol waste water, sometimes surpass 1000mg/l, after through leading portion fermentation, anaerobic treatment, often reach 500ml/l, this has brought very high difficulty to biochemical denitrification in aerobic treatment process, must adopt the way of stripping and dosing to come auxiliary treatment, these auxiliary treatment can only be used for sewage plant on a small scale, its investment is big, the working cost height at extensive (as the sewage disposal 25000m3/d of Nanyang grain distillery), may not use.The applicant discloses a kind of " high denitrification shared type oxidation ditch " in Chinese patent CN200610038130.X, make outer fissure, Zhong Gou, septal fossula and the second pond of Pall oxidation ditch combined integrated, the length of straigh line of oxidation ditch outer fissure has greatly extended, aerobic, anoxic, the anaerobism microenvironment of outer fissure are highlighted, improved the denitrogenation dephosphorizing effect, floor space, cost of investment significantly reduce.The applicant discloses a kind of " dephosphorization denitrogenation integrated A of ORBAL oxidation ditch-related type again in Chinese patent application 200710191174.0
2O technology ", sewage is ditch anoxic pond or anaerobic pond from ORBAL oxidation ditch-related septal fossula anaerobic pond or anoxic pond are flowed through, and flows into the outer fissure Aerobic Pond again, by strengthening the residence time of internal reflux and proper extension anoxic pond, reaches and significantly denitrogenates dephosphorization effect.Because the total nitrogen of alcohol waste water is very high, more than 500ml, uses above-mentioned two kinds of technologies separately, also is difficult to reach emission standard, and can not thoroughly removes BOD, COD and other pollutents, and be still waiting perfect in its technological design.
Summary of the invention
The present invention provides a kind of integratedization inversion A just in order to overcome above-mentioned deficiency
2O oxidation ditch and Orbal oxidation ditch can be removed more nitrogen in the sewage in the technology of the processing alcohol waste water of one, and denitrification effect can reach domestic and international top standard.Specifically implement like this: integrated reverse A
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized by integrated reverse A
2The O oxidation ditch is connected with the Orbal oxidation ditch, and sewage is by integrated reverse A
2Flowing into the Orbal oxidation ditch again after the O oxidation ditch is handled handles.
When being used to handle alcohol waste water, for reaching the purpose that removes high nitrogen, integrated reverse A of the present invention
2In the O oxidation ditch, sewage from the central section, Zhong Gou, outer fissure flow through successively, described central section can be set to stripping district/oxygen-starved area, middle ditch is designed to anoxic pond/anaerobic zone, outer fissure is designed to aerobic zone.Anoxic Duan Zaiqian makes denitrification preferentially obtain carbon source, has strengthened the denitrogenation ability of system; A whole set of technology floor space is little in order to allow, minimizing is invested, the technology compactness, integrated reverse A
2The O oxidation ditch is the integrated reverse A of building jointly with preliminary sedimentation tank, second pond
2The O oxidation ditch, promptly preliminary sedimentation tank and second pond design at inversion A respectively
2Between the outer fissure and middle ditch at O oxidation ditch two, and nitrification liquid recirculating zone and PH accent alkali district are arranged in the separation of the interlayer between outer fissure inwall, middle ditch outer wall and preliminary sedimentation tank outer wall, the interlayer between outer fissure inwall, middle ditch outer wall and second pond outer wall are separated be arranged to the backflow of second pond mud and discharge region and aerobic exhalant region.Sewage is introduced into preliminary sedimentation tank, transfer the alkali district to enter stripping district/oxygen-starved area, central section, Zhong Gou oxygen-starved area/anaerobic zone, outer fissure aerobic zone through PH again, the part water outlet of aerobic zone is connected to the Orbal oxidation ditch after the outputted aerobic water district enters second pond, aerobic zone has portion water to flow to into the nitrification liquid recirculating zone in addition, current in the nitrification liquid recirculating zone are back to the oxygen-starved area, mud in the second pond enters second pond mud recirculating zone and discharge region, and part mud is back to the outer fissure aerobic zone, and other mud then discharges.Since phosphorous less in the alcohol waste water, generally at this inversion A
2In the O oxidation ditch process, being set to stripping district, middle ditch with the central section, to be set to the oxygen-starved area be many, but be not precluded within the use, waste water has the dephosphorization requirement, then be set to the oxygen-starved area by the practical situation central section, middle ditch is set to anaerobic zone, and the whole mud that participate in like this refluxing all experience complete anaerobic-aerobic process, are very beneficial for the removal of phosphorus.
In the Orbal oxidation ditch of the present invention, the sewage central island of flowing through successively is anaerobic zone, outer fissure oxygen-starved area, middle ditch anaerobic zone, septal fossula aerobic zone.Equally, in order to reduce floor space, reduce investment, reduce working cost, the Round Sump Orbal oxidation ditch that also adopts of the present invention, be about to second pond and build jointly, between the outer fissure of Orbal oxidation ditch and middle ditch, be provided with second pond, and nitrification liquid recirculating zone and second pond mud recirculating zone are arranged in the separation of the interlayer between outer fissure inwall, middle ditch outer wall and second pond outer wall with the Orbal oxidation ditch.From integrated reverse A
2The sewage that second pond comes in the O oxidation ditch is introduced into the second pond mud recirculating zone of Round Sump Orbal oxidation ditch, so that current have a buffering, flowing to central island again is anaerobic zone; After the current of septal fossula aerobic zone enter the nitrification liquid recirculating zone, be partly refluxed to the outer fissure oxygen-starved area, all the other are discharged after entering second pond; After mud in the second pond drained into second pond mud recirculating zone by the suction mud scraper, part mud entered outer fissure circulation, all the other mud dischargings.For the ease of maintenance, second pond is designed to two, place two of Orbal oxidation ditch respectively, so more can save standby another set of Orbal oxidation ditch (meeting the outdoor drainage standard), needs with can satisfy operation process fully once two second ponds of cover Orbal oxidation ditch band provide cost savings and floor space greatly.
Integratedization of this technology A
2O oxidation ditch and Orbal oxidation ditch are handled alcohol waste water, compare with other treatment process, at the alcohol waste water of total nitrogen content more than 1000ml, can remove more nitrogen in the sewage, and denitrification effect can reach domestic and international top standard.The floor space of this technology is few simultaneously, integral process particularly, by share body of wall with second pond and or preliminary sedimentation tank and oxidation ditch build jointly in one, utilize the backflow of mezzanine space design nitrification liquid, mud recirculating zone, PH to transfer alkali district etc., saved floor space greatly, reduce investment, reduce working cost.
Description of drawings
Accompanying drawing is a process schematic representation of the present invention.
Embodiment
Integrated reverse A
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, with integrated reverse A
2 O oxidation ditch 1 is connected with Orbal oxidation ditch 2, and sewage is by integrated reverse A
2Flowing into Orbal oxidation ditch 2 again after O oxidation ditch 1 is handled handles.
Integrated reverse A
2The O oxidation ditch is the integrated reverse A of building jointly with preliminary sedimentation tank 11, second pond 12
2The O oxidation ditch, promptly preliminary sedimentation tank 11 and second pond 12 design at inversion A respectively
2Between the outer fissure 13 and middle ditch 14 at O oxidation ditch two, and nitrification liquid recirculating zone 15 and PH accent alkali district 16 are arranged in the separation of the interlayer between outer fissure 13 inwalls, middle ditch 14 outer walls and preliminary sedimentation tank 11 outer walls, the interlayer between outer fissure 13 inwalls, middle ditch 14 outer walls and second pond 12 outer walls are separated be arranged to the backflow of second pond mud and discharge region 17 and aerobic exhalant region 18.Sewage is introduced into preliminary sedimentation tank 11, transfer alkali district 16 to enter stripping district, central section 10, middle ditch 14 oxygen-starved areas, outer fissure 13 aerobic zones through PH again, the part water outlet of aerobic zone is connected to Orbal oxidation ditch 2 after outputted aerobic water district 18 enters second pond 12, aerobic zone has portion water to flow to into nitrification liquid recirculating zone 15 in addition, current in the nitrification liquid recirculating zone 15 are back to the oxygen-starved area, mud in the second pond 14 enters second pond mud recirculating zone and discharge region 17, part mud is back to outer fissure 13 aerobic zones, and other mud then discharges.
Annotate: among the present invention, integrated reverse A
2The central section of O oxidation ditch requires also can be designed to the oxygen-starved area according to actual treatment, and Zhong Gouze is designed to anaerobic zone, and current remain from the central section flows into ditch again in outer fissure.
Second pond can be designed to one or two in the Round Sump Orbal oxidation ditch, if two, then place two of Orbal oxidation ditch respectively, in engineering, to omit another set of standby Orbal oxidation ditch.
Claims (9)
1. integrated reverse A
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that integrated reverse A
2The O oxidation ditch is connected with the Orbal oxidation ditch, and sewage is by integrated reverse A
2Flowing into the Orbal oxidation ditch again after the O oxidation ditch is handled handles.
2. integrated reverse A according to claim 1
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that integrated reverse A
2In the O oxidation ditch, sewage from the central section, Zhong Gou, outer fissure flow through successively, described central section is set to stripping district/oxygen-starved area, middle ditch is designed to anoxic pond/anaerobic zone, outer fissure is designed to aerobic zone.
3. integrated reverse A according to claim 2
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that integrated reverse A
2The O oxidation ditch is the integrated reverse A of building jointly with preliminary sedimentation tank, second pond
2The O oxidation ditch, promptly preliminary sedimentation tank and second pond design at inversion A respectively
2Between the outer fissure and middle ditch at O oxidation ditch two, and nitrification liquid recirculating zone and pH accent alkali district are arranged in the separation of the interlayer between outer fissure inwall, middle ditch outer wall and preliminary sedimentation tank outer wall, the interlayer between outer fissure inwall, middle ditch outer wall and second pond outer wall are separated be arranged to the backflow of second pond mud and discharge region and aerobic exhalant region.
4. integrated reverse A according to claim 3
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that sewage is introduced into preliminary sedimentation tank, transfer the alkali district to enter stripping district/oxygen-starved area, central section through pH again, Zhong Gou oxygen-starved area/anaerobic zone, the outer fissure aerobic zone, the part water outlet of aerobic zone is connected to the Orbal oxidation ditch after the outputted aerobic water district enters second pond, aerobic zone has portion water to flow to into the nitrification liquid recirculating zone in addition, current in the nitrification liquid recirculating zone are back to the oxygen-starved area, mud in the second pond enters second pond mud recirculating zone and discharge region, part mud is back to the outer fissure aerobic zone, and other mud then discharges.
5. integrated reverse A according to claim 1
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that in the Orbal oxidation ditch sewage flow through successively central island anaerobic zone, outer fissure oxygen-starved area, middle ditch anaerobic zone, septal fossula aerobic zone.
6. integrated reverse A according to claim 5
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that the Orbal oxidation ditch is a Round Sump Orbal oxidation ditch, being about to second pond and Orbal oxidation ditch builds jointly, between the outer fissure of Orbal oxidation ditch and middle ditch, be provided with second pond, and the interlayer between outer fissure inwall, middle ditch outer wall and second pond outer wall separated be arranged to nitrification liquid recirculating zone and second pond mud recirculating zone.
7. integrated reverse A according to claim 6
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that from integrated reverse A
2The sewage that second pond comes in the O oxidation ditch is introduced into the second pond mud recirculating zone of Round Sump Orbal oxidation ditch, and flowing to central island again is anaerobic zone.
8. integrated reverse A according to claim 6
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, after the current that it is characterized in that the septal fossula aerobic zone enter the nitrification liquid recirculating zone, be partly refluxed to the outer fissure oxygen-starved area, and all the other are discharged after entering second pond; After mud in the second pond drained into second pond mud recirculating zone by the suction mud scraper, part mud entered outer fissure circulation, all the other mud dischargings.
9. according to claim 5,6,7, one of 8 described integrated reverse As
2The O oxidation ditch combines the technology of handling alcohol waste water with the Orbal oxidation ditch, it is characterized in that second pond is designed to two, places two of Orbal oxidation ditch respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101568558A CN101381162B (en) | 2008-09-27 | 2008-09-27 | Technology for treating alcohol waste water combining integrated reverse A<2>O oxidation ditch and combined Orbal oxidation ditch |
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| CN2008101568558A CN101381162B (en) | 2008-09-27 | 2008-09-27 | Technology for treating alcohol waste water combining integrated reverse A<2>O oxidation ditch and combined Orbal oxidation ditch |
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| CN101381162A CN101381162A (en) | 2009-03-11 |
| CN101381162B true CN101381162B (en) | 2010-06-02 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2613483Y (en) * | 2003-02-19 | 2004-04-28 | 区岳州 | Sewage treatment apparatus adopting A2/O oxidation channels process |
| US20050040107A1 (en) * | 2003-08-20 | 2005-02-24 | Kasparian Kaspar A. | Single vessel multi-zone wastewater bio-treatment system |
| CN1807283A (en) * | 2006-01-26 | 2006-07-26 | 宜兴市凌志环保有限公司 | High denitrification shared type oxidation ditch |
| CN101041509A (en) * | 2007-04-24 | 2007-09-26 | 上海亚同环保实业有限公司 | Circulation flow ring-shaped biological denitrification phosphorous removal technique |
| CN101186389A (en) * | 2007-12-11 | 2008-05-28 | 江苏凌志环保有限公司 | ORBAL oxidation ditch type similar dephosphorization denitrogenation integrated A2O technique |
-
2008
- 2008-09-27 CN CN2008101568558A patent/CN101381162B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2613483Y (en) * | 2003-02-19 | 2004-04-28 | 区岳州 | Sewage treatment apparatus adopting A2/O oxidation channels process |
| US20050040107A1 (en) * | 2003-08-20 | 2005-02-24 | Kasparian Kaspar A. | Single vessel multi-zone wastewater bio-treatment system |
| CN1807283A (en) * | 2006-01-26 | 2006-07-26 | 宜兴市凌志环保有限公司 | High denitrification shared type oxidation ditch |
| CN101041509A (en) * | 2007-04-24 | 2007-09-26 | 上海亚同环保实业有限公司 | Circulation flow ring-shaped biological denitrification phosphorous removal technique |
| CN101186389A (en) * | 2007-12-11 | 2008-05-28 | 江苏凌志环保有限公司 | ORBAL oxidation ditch type similar dephosphorization denitrogenation integrated A2O technique |
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Owner name: JIANGSU LINGZHI INSTITUTE OF URBAN ENGINEERING DES Free format text: FORMER OWNER: LINGZHI ENVIRONMENTAL PROTECTION CO., LTD. Effective date: 20111228 Owner name: LINGZHI ENVIRONMENTAL PROTECTION CO., LTD. Free format text: FORMER OWNER: HE NAN TIANGUAN INDUSTRIAL METHANE CO., LTD. Effective date: 20111228 |
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Effective date of registration: 20111228 Address after: 214221 Jiangsu Province, Yixing city and town of New South Road Co-patentee after: Jiangsu Lingzhi Municipal Engineering Design & Research Institute Co., Ltd. Patentee after: Lingzhi Environmental Protection Co., Ltd. Co-patentee after: Henan Tianguan Group Co., Ltd. Co-patentee after: Henan Tianguan Industrial Biogas Ltd. Co-patentee after: Jiangsu Lingzhi Environmental Protection Engineering Co., Ltd. Address before: 473000 south section of Funiu Road, Nanyang, Henan Co-patentee before: Lingzhi Environmental Protection Co., Ltd. Patentee before: Henan Tianguan Industrial Biogas Ltd. |
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Address after: 214221 Jiangsu Province, Yixing city and town of New South Road Patentee after: Lingzhi Environmental Protection Co., Ltd. Patentee after: Jiangsu Lingzhi Municipal Engineering Design & Research Institute Co., Ltd. Patentee after: Henan Tianguan Group Co., Ltd. Patentee after: ZHONGJU TIANGUAN BIOLOGICAL ENERGY CO., LTD. Patentee after: Jiangsu Lingzhi Environmental Protection Engineering Co., Ltd. Address before: 214221 Jiangsu Province, Yixing city and town of New South Road Patentee before: Lingzhi Environmental Protection Co., Ltd. Patentee before: Jiangsu Lingzhi Municipal Engineering Design & Research Institute Co., Ltd. Patentee before: Henan Tianguan Group Co., Ltd. Patentee before: Henan Tianguan Industrial Biogas Ltd. Patentee before: Jiangsu Lingzhi Environmental Protection Engineering Co., Ltd. |