CN103482760A - Multi-mode biological reaction tank with aeration oxidation ditches - Google Patents
Multi-mode biological reaction tank with aeration oxidation ditches Download PDFInfo
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- CN103482760A CN103482760A CN201310477004.4A CN201310477004A CN103482760A CN 103482760 A CN103482760 A CN 103482760A CN 201310477004 A CN201310477004 A CN 201310477004A CN 103482760 A CN103482760 A CN 103482760A
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- anaerobic
- oxidation ditch
- anoxic
- reaction tank
- aerated oxidation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a multi-mode biological reaction tank with aeration oxidation ditches. The multi-mode biological reaction tank comprises a water inlet canal for introducing sewage to be treated and two sewage treatment regions which are same in structure and are symmetrically arranged at two sides of the water inlet canal, wherein the sewage treatment regions comprise anaerobic-anoxic regions and the aeration oxidation ditches; the anaerobic-anoxic regions are arranged along the side of the water inlet canal; the side of the water inlet canal is provided with at least one water outlet communicated with the anaerobic-anoxic regions; the aeration oxidation ditches are arranged on the sides of the anaerobic-anoxic regions, which are opposite to the water outlet canal; the aeration oxidation ditches are provided with water inlets communicated with the anaerobic-anoxic regions and water outlet pipes for leading water out of the aeration oxidation ditches. The multi-mode biological reaction tank has the advantages that the operation mode can be flexibly adjusted according to the changes of water influx, water quality characters and environment conditions, the multi-mode biological reaction tank can operate according to a conventional AAO (Anaerobic-Anoxic-Oxic) process or an improved AAO treatment process or an inverted AAO process, and the process reliability can be ensured on the basis of improving a treatment effect.
Description
Technical field
The present invention relates to a kind for the treatment of tank, relate in particular to a kind of multi-mode aerated oxidation ditch biological reaction tank.
Background technology
In recent years, due to the raising of environmental protection standard to the sewage effluents index request, and Sewage Plant occupation of land control is more and more tighter, relies on biological treatment reaction tank in the past, and the water outlet that is difficult to reach present requires and energy-conservation demand.
According at present some to take dyeing waste water etc. be main high-concentration industrial-water, working order from some built dyeing and printing sewage treatment plants, the aeration tank of pulling flow type is because anti impulsion load is poor, and gas distribution distributes the reasons such as more difficult control, and outlet effect is unsatisfactory.And have the reason of the rotary type oxidation ditch of plug-flow and complete mixed flow characteristics because of aerator concurrently, cause the structures pond deeply more shallow, and have the shortcoming that oxygen-transfer efficiency is low.
Domestic and international many water treatment research institution has carried out a large amount of research work to giving birth to anti-pond specially, has developed some novel, applicable reaction tanks.But along with the maximization of sewage disposal planning, process take up an area intensive, the automatization for the treatment of process, the equipment that traditional wastewater is processed is also more and more, and floor space is increasing.In a lot of cities, soil has become the bottleneck of various facility development, and a lot of equipment and technology can't be implemented because floor space is excessive.
Therefore, those skilled in the art be devoted to develop a kind of take up an area compactness, energy consumption low, be convenient to adapt to change of water quality, anti-shock loading is strong, seasonal variation is large, water outlet requires much higher pattern aerated oxidation ditch biological reaction tank.
Summary of the invention
Because the above-mentioned deficiency of prior art, the present invention propose a kind of take up an area compactness, energy consumption low, be convenient to adapt to change of water quality, anti-shock loading is strong, seasonal variation is large, water outlet requires much higher pattern aerated oxidation ditch biological reaction tank.
For achieving the above object, the invention provides a kind of multi-mode aerated oxidation ditch biological reaction tank, comprise for importing the inlet channel for the treatment of sewage, and the identical sewage diposal area that is arranged symmetrically in the inlet channel both sides of two structures.
Described sewage diposal area comprises anaerobic/anoxic district and aerated oxidation ditch, described anaerobic/anoxic district is along the side arrangement of described inlet channel, the side of described inlet channel is provided with the water outlet of at least one and the district's conducting of described anaerobic/anoxic, described aerated oxidation ditch is arranged on the side relative with described inlet channel, described anaerobic/anoxic district, on described aerated oxidation ditch, is provided with and the water inlet of described anaerobic/anoxic district's conducting and the rising pipe of deriving for the water by described aerated oxidation ditch.
As the present invention, further improve, in described anaerobic/anoxic district, the interval, side in opposite directions of vertical described inlet channel and described aerated oxidation ditch is furnished with the polylith division plate, described division plate distinguishes described anaerobic/anoxic every forming a plurality of anaerobic zone and oxygen-starved areas of arranging along the inlet channel direction, described division plate offered the mouth of a river in the side near aerated oxidation ditch or near on a side of inlet channel, and the mouth of a river of crossing on adjacent described division plate is not opened on the same side.
As the present invention, further improve, described inlet channel side is provided with a plurality of water outlets, and described water outlet correspondence is arranged on anaerobic zone and oxygen-starved area different in described anaerobic/anoxic district, is provided with electronic water inlet adjustable checkgate on described water outlet.
As the present invention, further improve, also be provided with the internal reflux canal between described anaerobic/anoxic district and described aerated oxidation ditch, on described internal reflux canal, be provided with for sewage in described aerated oxidation ditch being imported to the refluxing opening of internal reflux pump in described internal reflux canal and several and the district's conducting of described anaerobic/anoxic, several described refluxing opening conducting correspondences are arranged on anaerobic zone and oxygen-starved area different in described anaerobic/anoxic district, are provided with backflow canal electric gate valve on described refluxing opening.
Further improve as the present invention, be provided with aerator, impeller and aerobic zone in described aerated oxidation ditch.
The beneficial effect of multi-mode aerated oxidation ditch biological reaction tank of the present invention is as follows:
The present invention can be according to the variation of amount of inlet water, water quality characteristic and envrionment conditions, flexible adjust operation pattern, both AAO process operations routinely, also can be by improvement AAO treatment process or the operation of inversion A AO technology pattern, improving on the treatment effect basis, guarantee reliability of technology.To give birth to anti-pond aerobic section and be designed to the oxidation ditch form, adopt micro-pore aeration to add the mode of plug-flow, both there are the characteristics that the micro-pore aeration oxygen transfer efficiency is high, have again oxidation ditch process circulation mix anti impulsion load high, adapt to the large characteristics of change of water quality, water outlet total nitrogen, total phosphorus, ammonia nitrogen etc. are stable being up to state standards all.
Technique effect below with reference to accompanying drawing to design of the present invention, concrete structure and generation is described further, to understand fully purpose of the present invention, feature and effect.
The accompanying drawing explanation
The upper strata plot plan that Fig. 1 is multi-mode aerated oxidation ditch biological reaction tank.
The middle level plot plan that Fig. 2 is multi-mode aerated oxidation ditch biological reaction tank.
Lower floor's plot plan that Fig. 3 is multi-mode aerated oxidation ditch biological reaction tank.
The structural representation in the A-A cross section that Fig. 4 is Fig. 1.
The structural representation in the B-B cross section that Fig. 5 is Fig. 1.
The structural representation in the C-C cross section that Fig. 6 is Fig. 1.
Embodiment
The upper strata plot plan that Fig. 1 is multi-mode aerated oxidation ditch biological reaction tank, the middle level plot plan that Fig. 2 is multi-mode aerated oxidation ditch biological reaction tank, lower floor's plot plan that Fig. 3 is multi-mode aerated oxidation ditch biological reaction tank.As shown in Figure 1 to Figure 3, the present embodiment proposes a kind of multi-mode aerated oxidation ditch biological reaction tank, comprises the inlet channel 100 for importing treatment sewage, and the identical sewage diposal area 200 that is arranged symmetrically in the inlet channel both sides of two structures.
Wherein, sewage diposal area 200 comprises anaerobic/anoxic district 210 and aerated oxidation ditch 220, anaerobic/anoxic district 210 is along the side arrangement of inlet channel 100, the side of inlet channel 100 is provided with the water outlet 211 of at least one and 210 conductings of anaerobic/anoxic district, aerated oxidation ditch 220 is arranged on the side relative with inlet channel 100, anaerobic/anoxic district 210, on aerated oxidation ditch 220, is provided with and the water inlet 221 of anaerobic/anoxic district 210 conductings and the rising pipe 222 of deriving for the water by aerated oxidation ditch 220.
Concrete, as shown in Figures 2 and 3, the interval, side in opposite directions of the interior vertical inlet canal 100 in anaerobic/anoxic district 210 and aerated oxidation ditch 220 is furnished with polylith division plate 212, division plate 212 is separated to form a plurality of anaerobic zone 213 and oxygen-starved areas 214 of arranging along the inlet channel direction by anaerobic/anoxic district 210, division plate 212 offered the mouth of a river 215 in the side near aerated oxidation ditch 220 or near on a side of inlet channel 100, and the mouth of a river 215 of crossing on adjacent separator plates is not opened on the same side, further increase the sewage flow process, improve processing efficiency.
Concrete, as shown in Figure 3 and Figure 4, inlet channel 100 sides of the present embodiment are provided with a plurality of water outlets 211, water outlet 211 correspondences are arranged on anaerobic zone different in anaerobic/anoxic district 210 213 and oxygen-starved area 214, be provided with electronic water inlet adjustable checkgate on water outlet 211, anaerobic zone 213 and oxygen-starved area 214 are built-in with vertical stirrer.
Concrete, as shown in Figure 3 and Figure 6, also be provided with internal reflux canal 300 between the anaerobic/anoxic district 210 of the present embodiment and aerated oxidation ditch 220, on internal reflux canal 300, be provided with for the interior sewage of aerated oxidation ditch 220 being imported to the refluxing opening 320 of internal reflux pump 310 in internal reflux canal 300 and several and 210 conductings of anaerobic/anoxic district, several refluxing opening 320 conducting correspondences are arranged on anaerobic zone different in anaerobic/anoxic district 210 213 and oxygen-starved area 214, be provided with backflow canal electric gate valve on refluxing opening 320, the interior sewage that need to further carry out the anaerobic/anoxic processing of aerated oxidation ditch 220 is imported in internal reflux canal 300 and distributed by internal reflux pump 310.
As shown in Figure 2 and Figure 5 exemplary, be provided with aerator 223, impeller 224 and aerobic zone 225 in the aerated oxidation ditch 220 of the present embodiment.
Exemplary, the concrete applicable cases of the present embodiment multi-mode aerated oxidation ditch biological reaction tank is as follows:
Will be as shown in the figure, by the sewage output channel conducting of aerated grit chamber, to an end of the inlet channel 100 of the present embodiment, sewage enters in inlet channel 100 and is shunted.Sewage is entered respectively in the sewage diposal area 200 that is arranged symmetrically in inlet channel 100 both sides and is carried out sewage disposal by the water outlet 211 of inlet channel 100 two sides.At first sewage enter anaerobic/anoxic district 210 carry out the anaerobic/anoxic reaction after, after entering aerated oxidation ditch 220 and carry out the aeration oxidizing reaction by water inlet 221, finally by rising pipe 222, discharged.
In whole sewage treatment process, the technician can be according to the variation of amount of inlet water, water quality characteristic and envrionment conditions, by controlling the operation of water outlet, refluxing opening and aerated oxidation ditch etc., flexible adjust operation pattern, both AAO process operations routinely, also can, by improvement AAO treatment process or the operation of inversion A AO technology pattern, improving on the treatment effect basis, guarantee reliability of technology.To give birth to anti-pond aerobic section and be designed to the oxidation ditch form, adopt micro-pore aeration to add the mode of plug-flow, both there are the characteristics that the micro-pore aeration oxygen transfer efficiency is high, have again oxidation ditch process circulation mix anti impulsion load high, adapt to the large characteristics of change of water quality, water outlet total nitrogen, total phosphorus, ammonia nitrogen etc. are stable being up to state standards all, can realize multi-mode operation according to change of water quality and seasonal variation, have take up an area compact, energy consumption is low, be convenient to adapt to change of water quality, anti-shock loading is strong, seasonal variation is large with water outlet, requires high characteristics.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just can design according to the present invention make many modifications and variations without creative work.Therefore, all technician in the art, all should be in the determined protection domain by claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (5)
1. a multi-mode aerated oxidation ditch biological reaction tank is characterized in that: comprises for importing the inlet channel for the treatment of sewage, and the identical sewage diposal area that is arranged symmetrically in the inlet channel both sides of two structures;
Described sewage diposal area comprises anaerobic/anoxic district and aerated oxidation ditch, described anaerobic/anoxic district is along the side arrangement of described inlet channel, the side of described inlet channel is provided with the water outlet of at least one and the district's conducting of described anaerobic/anoxic, described aerated oxidation ditch is arranged on the side relative with described inlet channel, described anaerobic/anoxic district, on described aerated oxidation ditch, is provided with and the water inlet of described anaerobic/anoxic district's conducting and the rising pipe of deriving for the water by described aerated oxidation ditch.
2. multi-mode aerated oxidation ditch biological reaction tank as claimed in claim 1, it is characterized in that: in described anaerobic/anoxic district, the interval, side in opposite directions of vertical described inlet channel and described aerated oxidation ditch is furnished with the polylith division plate, described division plate distinguishes described anaerobic/anoxic every forming a plurality of anaerobic zone and oxygen-starved areas of arranging along the inlet channel direction, described division plate offered the mouth of a river in the side near aerated oxidation ditch or near on a side of inlet channel, and the mouth of a river of crossing on adjacent described division plate is not opened on the same side.
3. multi-mode aerated oxidation ditch biological reaction tank as claimed in claim 2, it is characterized in that: described inlet channel side is provided with a plurality of water outlets, described water outlet correspondence is arranged on anaerobic zone and oxygen-starved area different in described anaerobic/anoxic district, is provided with electronic water inlet adjustable checkgate on described water outlet.
4. multi-mode aerated oxidation ditch biological reaction tank as claimed in claim 2, it is characterized in that: between described anaerobic/anoxic district and described aerated oxidation ditch, also be provided with the internal reflux canal, on described internal reflux canal, be provided with for sewage in described aerated oxidation ditch being imported to the refluxing opening of internal reflux pump in described internal reflux canal and several and the district's conducting of described anaerobic/anoxic, several described refluxing opening conducting correspondences are arranged on anaerobic zone and oxygen-starved area different in described anaerobic/anoxic district, are provided with backflow canal electric gate valve on described refluxing opening.
5. multi-mode aerated oxidation ditch biological reaction tank as claimed in claim 1, is characterized in that: be provided with aerator, impeller and aerobic zone in described aerated oxidation ditch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310477004.4A CN103482760A (en) | 2013-10-14 | 2013-10-14 | Multi-mode biological reaction tank with aeration oxidation ditches |
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| CN201310477004.4A CN103482760A (en) | 2013-10-14 | 2013-10-14 | Multi-mode biological reaction tank with aeration oxidation ditches |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030439A (en) * | 2014-06-05 | 2014-09-10 | 天津市市政工程设计研究院 | Multi-mode operating AAO biological reaction tank |
| CN106495322A (en) * | 2016-11-07 | 2017-03-15 | 天津市市政工程设计研究院 | A kind of A of multistage multi-mode operation2/ O biological reaction pools |
| CN114604966A (en) * | 2022-03-11 | 2022-06-10 | 青岛思普润水处理股份有限公司 | MBBR (moving bed biofilm reactor) enhanced AOA (argon oxygen decarburization) and AAO (anaerobic-anoxic-oxic) dual-mode system based on micro-power and operation method |
| CN114604967A (en) * | 2022-03-11 | 2022-06-10 | 青岛思普润水处理股份有限公司 | MBBR (moving bed biofilm reactor) reinforced AOA (argon oxygen decarburization) and AAO (anaerobic-anoxic-oxic) dual-mode operation method based on circulating flow |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201990538U (en) * | 2011-02-24 | 2011-09-28 | 北京中拓百川投资有限公司 | Saprobia treatment pond |
| CN202415261U (en) * | 2012-02-14 | 2012-09-05 | 山东省环境保护科学研究设计院 | Multi-point control and multi-operation mode biological nitrogen and phosphorus removal treatment system |
| CN203498154U (en) * | 2013-10-14 | 2014-03-26 | 上海市城市建设设计研究总院 | Multi-mode aeration oxidation ditch biological reaction pond |
-
2013
- 2013-10-14 CN CN201310477004.4A patent/CN103482760A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201990538U (en) * | 2011-02-24 | 2011-09-28 | 北京中拓百川投资有限公司 | Saprobia treatment pond |
| CN202415261U (en) * | 2012-02-14 | 2012-09-05 | 山东省环境保护科学研究设计院 | Multi-point control and multi-operation mode biological nitrogen and phosphorus removal treatment system |
| CN203498154U (en) * | 2013-10-14 | 2014-03-26 | 上海市城市建设设计研究总院 | Multi-mode aeration oxidation ditch biological reaction pond |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030439A (en) * | 2014-06-05 | 2014-09-10 | 天津市市政工程设计研究院 | Multi-mode operating AAO biological reaction tank |
| CN106495322A (en) * | 2016-11-07 | 2017-03-15 | 天津市市政工程设计研究院 | A kind of A of multistage multi-mode operation2/ O biological reaction pools |
| CN114604966A (en) * | 2022-03-11 | 2022-06-10 | 青岛思普润水处理股份有限公司 | MBBR (moving bed biofilm reactor) enhanced AOA (argon oxygen decarburization) and AAO (anaerobic-anoxic-oxic) dual-mode system based on micro-power and operation method |
| CN114604967A (en) * | 2022-03-11 | 2022-06-10 | 青岛思普润水处理股份有限公司 | MBBR (moving bed biofilm reactor) reinforced AOA (argon oxygen decarburization) and AAO (anaerobic-anoxic-oxic) dual-mode operation method based on circulating flow |
| CN114604967B (en) * | 2022-03-11 | 2023-06-23 | 青岛思普润水处理股份有限公司 | MBBR (moving bed biofilm reactor) reinforced AOA (automated optical inspection) and AAO (anaerobic-anoxic-oxic) dual-mode operation method based on circulating flow |
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Application publication date: 20140101 |