CN105084672B - Subsection water inflow A/O composite sewage treatment equipments and sewage water treatment method - Google Patents
Subsection water inflow A/O composite sewage treatment equipments and sewage water treatment method Download PDFInfo
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- CN105084672B CN105084672B CN201510517619.4A CN201510517619A CN105084672B CN 105084672 B CN105084672 B CN 105084672B CN 201510517619 A CN201510517619 A CN 201510517619A CN 105084672 B CN105084672 B CN 105084672B
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Abstract
Subsection water inflow A/O composite sewage treatment equipments and sewage water treatment method.The main subject matter using conventional segmented water inlet A/O or MBBR treatment technologies is in the market：Water inlet distribution is only once provided with debugging, it is difficult to agree with the situation of sewage quality fluctuation, and standard water discharge rate is low.Present invention composition includes：Sedimentation basin（1）, described sedimentation basin and automatic paragraphing water dispensing apparatus（2）Communicate, described automatic paragraphing water dispensing apparatus returns to pond with internal（3）Communicate, described inside returns to pond and communicated with one group of Aerobic Pond being sequentially connected with, there is anaerobic activated sludge biomembrane, diving mixer inside described Aerobic Pond, perforated pipe is laterally aerated, and the modification biological floating stuffing of anaerobic bacteria attachment is added inside it, positioned at the Aerobic Pond and anaerobic pond described in least significant end（4）Communicate.The present invention is used for sewage disposal.
Description
Technical field：
The present invention relates to a kind of subsection water inflow A/O composite sewage treatment equipments and sewage water treatment method, and in particular to one
Plant the sewage-treatment plant in the project of upgrading and rebuilding applied to newly-built sewage treatment plant and built sewage treatment plant.
Background technology：
The main subject matter using conventional segmented water inlet A/O or MBBR treatment technologies is in the market：Enter moisture
With being only once provided with debugging, it is difficult to agree with the situation of sewage quality fluctuation, standard water discharge rate is low；Using single-activity
Sludge system, sludge system sludge yield is high, and second pond load is big, and floor space is big；Using single MBBR techniques, filler dosing
Than high, invest huge；Using traditional nitrification liquid and the reflux type of sludge, energy consumption is higher；Treatment effeciency is obvious under cryogenic conditions
Decline, operation stability is poor.
The content of the invention：
It is an object of the invention to provide a kind of subsection water inflow A/O composite sewage treatment equipments and sewage water treatment method.
Above-mentioned purpose is realized by following technical scheme：
A kind of subsection water inflow A/O composite sewage treatment equipments, its composition includes：Sedimentation basin, described sedimentation basin and intelligence
Can Piecewise Water Distribution device communicate, described automatic paragraphing water dispensing apparatus is communicated with the internal pond that returns, described inside return pond and
One group of Aerobic Pond being sequentially connected with is communicated, and has anaerobic activated sludge biomembrane, diving mixer, side inside described Aerobic Pond
To aeration perforated pipe, and the modification biological floating stuffing of anaerobic bacteria attachment is added inside it, positioned at described in least significant end
Aerobic Pond is communicated with anaerobic pond.
Described subsection water inflow A/O composite sewage treatment equipments, described sedimentation basin includes preliminary sedimentation tank, and described is first heavy
Pond is communicated with setting pot, is provided with inside described sedimentation basin into water perforated pipe, described sedimentation basin connection discharge pipeline.
Described subsection water inflow A/O composite sewage treatment equipments, the connection of described sedimentation basin and described Aerobic Pond
It is provided between flange between the adpting flange between grid, described Aerobic Pond and grid is installed, described Aerobic Pond and institute
Grid between the adpting flange for the anaerobic pond stated.
Described subsection water inflow A/O composite sewage treatment equipments, it is characterized in that：Have on described Piecewise Water Distribution device
Outlet pipe.
A kind of sewage water treatment method of subsection water inflow A/O composite sewage treatment equipments described in one of claim 1-4,
This method comprises the following steps：
After preliminary sedimentation tank of the waste water through sedimentation basin, setting pot are pre-processed, Aerobic Pond, anaerobic pond, anaerobic pond are sequentially entered
Middle placement diving mixer, and add the modification biological floating stuffing of suitable anaerobic bacteria attachment；Added in Aerobic Pond and be easy to aerobic
Bacterium adheres to modification biological floating stuffing, is on the one hand conducive to increasing the residence time of functional microorganism, while having reinforcing synchronous
Nitration denitrification efficiency, increases denitrification effect function；
Each influent flow distribution of Aerobic Pond segmental influent is carried out by intelligent watering device, coefficient is respectively 0.6,0.1,
0.1st, 0.1,0.1, distribution coefficient can be adjusted according to influent quality；Adding for filler is passed step by step from anaerobic pond to Aerobic Pond
Subtract, the dosing ratio of filler is between 20%-40%；Because filler has mobility, so being set in the junction in each pond
Grid, barrier filler is fled to other ponds；And the easy deposited bottom of filler, so lateral aeration perforated pipe is set, to prevent
Only filler deposition pond bottom.
Beneficial effect：
Efficient coupling A/O techniques and MBBR techniques of the present invention, and by segmental influent distribution technique, activated sludge-biomembrane
Cogeneration system, low-power consumption sludge/nitrification liquid technique of backflow are integrated in overall craft, and then strengthening system is fitted to change of water quality
Ying Xing, improves operation stability of the system under low-temperature condition, and consolidation system synchronous nitration and denitrification efficiency ensures round-the-clock bar
Organic matter removal ability and total nitrogen, the ammonia nitrogen removal efficiency of efficient stable under part.
The two technology unit is carried out efficient coupling by the present invention on the basis of traditional A/O techniques and MBBR techniques,
And segmental influent technology and activated sludge-biomembrane cogeneration system are integrated in overall craft, build subsection water inflow A/O and be combined
Type MBBR wastewater processing technologies.
Brief description of the drawings：
Attached Fig. 1 the structural representation of present invention.
Accompanying drawing 2 is the top view of accompanying drawing 1.
Accompanying drawing 3 is the structural representation of Aerobic Pond one.
Embodiment：
Embodiment 1：
A kind of subsection water inflow A/O composite sewage treatment equipments, its composition includes：Sedimentation basin 1, described sedimentation basin and intelligence
Energy Piecewise Water Distribution device 2 is communicated, and described automatic paragraphing water dispensing apparatus returns to pond 3 with inside and communicated, and described inside returns to pond
Communicated with one group of Aerobic Pond being sequentially connected with, there is anaerobic activated sludge biomembrane 15, submersible agitating inside described Aerobic Pond
Machine 16, lateral aeration perforated pipe 17, and the modification biological floating stuffing of anaerobic bacteria attachment is added inside it, positioned at least significant end
Described Aerobic Pond communicated with anaerobic pond 4.
Described Aerobic Pond includes：Aerobic Pond 1, Aerobic Pond 26, Aerobic Pond 37, Aerobic Pond 48, Aerobic Pond 59, this
The structure of five Aerobic Ponds is identical.
Embodiment 2：
Subsection water inflow A/O composite sewage treatment equipments according to embodiment 1, described sedimentation basin includes preliminary sedimentation tank
10, described preliminary sedimentation tank is communicated with setting pot 11, is provided with inside described sedimentation basin into water perforated pipe 12, described sedimentation basin
Connect discharge pipeline 13.
Embodiment 3：
Subsection water inflow A/O composite sewage treatment equipments according to embodiment 2, described sedimentation basin with it is described good
It is provided between the adpting flange in oxygen pond between the adpting flange between grid, described Aerobic Pond and grid is installed, it is described
Grid between the adpting flange of Aerobic Pond and described anaerobic pond.
Embodiment 4：
Subsection water inflow A/O composite sewage treatment equipments according to embodiment 2 or 3, described Piecewise Water Distribution device
It is upper that there is outlet pipe 14.
Embodiment 5：
A kind of sewage water treatment method of subsection water inflow A/O composite sewage treatment equipments described in one of claim 1-4,
This method comprises the following steps：
After preliminary sedimentation tank of the waste water through sedimentation basin, setting pot are pre-processed, Aerobic Pond, anaerobic pond, anaerobic pond are sequentially entered
Middle placement diving mixer, and add the modification biological floating stuffing of suitable anaerobic bacteria attachment；Added in Aerobic Pond and be easy to aerobic
Bacterium adheres to modification biological floating stuffing, is on the one hand conducive to increasing the residence time of functional microorganism, while having reinforcing synchronous
Nitration denitrification efficiency, increases denitrification effect function；
Each influent flow distribution of Aerobic Pond segmental influent is carried out by intelligent watering device, coefficient is respectively 0.6,0.1,
0.1st, 0.1,0.1, distribution coefficient can be adjusted according to influent quality；Adding for filler is passed step by step from anaerobic pond to Aerobic Pond
Subtract, the dosing ratio of filler is between 20%-40%；Because filler has mobility, so being set in the junction in each pond
Grid, barrier filler is fled to other ponds；And the easy deposited bottom of filler, so lateral aeration perforated pipe is set, to prevent
Only filler deposition pond bottom.
The control of technological parameter is as follows：
Activated sludge concentration 2000-3000mg/L, sludge reflux 40%-60%, digestive juice backflow 100%-150%, biochemistry stop
Stay time 13h.
Claims (1)
1. a kind of sewage water treatment method of subsection water inflow A/O composite sewage treatment equipments, it is characterized in that：This method is included such as
Lower step：
After preliminary sedimentation tank of the waste water through sedimentation basin, setting pot are pre-processed, sequentially enter in Aerobic Pond, anaerobic pond, anaerobic pond and pacify
Diving mixer is put, and adds the modification biological floating stuffing of suitable anaerobic bacteria attachment；Add that to be easy to aerobic bacteria attached in Aerobic Pond
Modification biological floating stuffing, is on the one hand conducive to increasing the residence time of functional microorganism, while having reinforcing synchronous nitration
Denitrification efficiency, increases denitrification effect function；
Each influent flow distribution of Aerobic Pond segmental influent is carried out by intelligent watering device, coefficient is respectively 0.6,0.1,0.1,
0.1st, 0.1, distribution coefficient can be adjusted according to influent quality；Adding for filler is successively decreased step by step from anaerobic pond to Aerobic Pond
, the dosing ratio of filler is between 20%-40%；Because filler has mobility, so setting lattice in the junction in each pond
Net, barrier filler is fled to other ponds；And the easy deposited bottom of filler, so lateral aeration perforated pipe is set, to prevent
Filler deposition pond bottom；
Described subsection water inflow A/O composite sewage treatment equipments, its composition includes：Sedimentation basin, described sedimentation basin and intelligence
Piecewise Water Distribution device is communicated, and described automatic paragraphing water dispensing apparatus returns to pond with inside and communicated, and described inside returns to Chi Yuyi
The Aerobic Pond that group is sequentially connected with is communicated, and has anaerobic activated sludge biomembrane inside described anaerobic pond, diving mixer, lateral
Perforated pipe is aerated, and the modification biological floating stuffing of anaerobic bacteria attachment is added inside it, positioned at good described in least significant end
Oxygen pond is communicated with anaerobic pond；
Described sedimentation basin includes preliminary sedimentation tank, and described preliminary sedimentation tank communicates with setting pot, be provided with inside described sedimentation basin into
Water perforated pipe, described sedimentation basin connection discharge pipeline；
Connection between grid, described Aerobic Pond is installed between the adpting flange of described sedimentation basin and described Aerobic Pond
Grid is installed, grid between the adpting flange of described Aerobic Pond and described anaerobic pond between flange；Described segmentation is matched somebody with somebody
There is outlet pipe in water installations.
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| CN201510517619.4A CN105084672B (en) | 2015-08-22 | 2015-08-22 | Subsection water inflow A/O composite sewage treatment equipments and sewage water treatment method |
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| JPH07313992A (en) * | 1994-05-30 | 1995-12-05 | Nkk Corp | Treatment of sewage |
| WO2001009047A1 (en) * | 1999-08-02 | 2001-02-08 | Asio, S.R.O. | Municipal waste-water treatment method |
| CN101012088A (en) * | 2007-02-01 | 2007-08-08 | 北京工业大学 | Low-oxygen aeration control device and method for subsection water inflow A/O biological denitrification technique |
| CN200949077Y (en) * | 2006-07-28 | 2007-09-19 | 重庆大学 | Active sludge-biological film combined type integral sewage treatment equipment |
| CN102001791A (en) * | 2010-11-24 | 2011-04-06 | 哈尔滨工业大学 | Urban sewage strengthening treatment method in cold area based on multi-point feed water adjustment |
| CN102115296A (en) * | 2011-01-14 | 2011-07-06 | 中国环境科学研究院 | Novel multi-cell denitrifying membrane bioreactor |
| CN202625975U (en) * | 2012-04-05 | 2012-12-26 | 北京工业大学 | Device for strengthening synchronous nitrification and denitrification (SND) biological nitrogen and phosphorus removal through step-feeding process |
| CN103755095A (en) * | 2014-01-14 | 2014-04-30 | 江苏裕隆环保有限公司 | Nitrogen and phosphorus removal method coupling A/O step-feed MBBR (moving bed biofilm reactor) process with cloth filter |
| CN104671615A (en) * | 2015-03-04 | 2015-06-03 | 江苏龙腾工程设计有限公司 | Process for treating livestock and poultry breeding sewage entering Lake Taihu |
| CN104671407A (en) * | 2013-11-29 | 2015-06-03 | 天津市塘沽鑫宇环保科技有限公司 | Improved A/O (anaerobic/aerobiotic) technique for treating acrylonitrile wastewater |
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2015
- 2015-08-22 CN CN201510517619.4A patent/CN105084672B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07313992A (en) * | 1994-05-30 | 1995-12-05 | Nkk Corp | Treatment of sewage |
| WO2001009047A1 (en) * | 1999-08-02 | 2001-02-08 | Asio, S.R.O. | Municipal waste-water treatment method |
| CN200949077Y (en) * | 2006-07-28 | 2007-09-19 | 重庆大学 | Active sludge-biological film combined type integral sewage treatment equipment |
| CN101012088A (en) * | 2007-02-01 | 2007-08-08 | 北京工业大学 | Low-oxygen aeration control device and method for subsection water inflow A/O biological denitrification technique |
| CN102001791A (en) * | 2010-11-24 | 2011-04-06 | 哈尔滨工业大学 | Urban sewage strengthening treatment method in cold area based on multi-point feed water adjustment |
| CN102115296A (en) * | 2011-01-14 | 2011-07-06 | 中国环境科学研究院 | Novel multi-cell denitrifying membrane bioreactor |
| CN202625975U (en) * | 2012-04-05 | 2012-12-26 | 北京工业大学 | Device for strengthening synchronous nitrification and denitrification (SND) biological nitrogen and phosphorus removal through step-feeding process |
| CN104671407A (en) * | 2013-11-29 | 2015-06-03 | 天津市塘沽鑫宇环保科技有限公司 | Improved A/O (anaerobic/aerobiotic) technique for treating acrylonitrile wastewater |
| CN103755095A (en) * | 2014-01-14 | 2014-04-30 | 江苏裕隆环保有限公司 | Nitrogen and phosphorus removal method coupling A/O step-feed MBBR (moving bed biofilm reactor) process with cloth filter |
| CN104671615A (en) * | 2015-03-04 | 2015-06-03 | 江苏龙腾工程设计有限公司 | Process for treating livestock and poultry breeding sewage entering Lake Taihu |
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