CN107500401A - A kind of ecological filter and its application method for advanced treatment of wastewater - Google Patents
A kind of ecological filter and its application method for advanced treatment of wastewater Download PDFInfo
- Publication number
- CN107500401A CN107500401A CN201710839730.4A CN201710839730A CN107500401A CN 107500401 A CN107500401 A CN 107500401A CN 201710839730 A CN201710839730 A CN 201710839730A CN 107500401 A CN107500401 A CN 107500401A
- Authority
- CN
- China
- Prior art keywords
- wastewater
- advanced treatment
- barrel
- functional areas
- ecological filter
- 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.)
- Pending
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 24
- 230000003647 oxidation Effects 0.000 claims abstract description 23
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 23
- 230000003197 catalytic effect Effects 0.000 claims abstract description 18
- 239000010865 sewage Substances 0.000 claims abstract description 14
- 238000012856 packing Methods 0.000 claims abstract description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 17
- 238000012545 processing Methods 0.000 claims description 12
- 238000011001 backwashing Methods 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 7
- 238000005273 aeration Methods 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000813 microbial effect Effects 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 244000005700 microbiome Species 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F2003/001—Biological treatment of water, waste water, or sewage using granular carriers or supports for the microorganisms
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The present invention relates to technical field of sewage, more particularly to a kind of ecological filter and its application method for advanced treatment of wastewater, a kind of ecological filter for advanced treatment of wastewater includes barrel-type casing, it is provided with barrel-type casing positioned at the catalytic oxidation functional areas on the barrel-type casing top and positioned at the deep purifying functional areas of the barrel-type casing bottom, the catalytic oxidation functional areas include the biologic packing material layer and the first aerating system from top to bottom set gradually, the deep purifying functional areas include the filter material layer from top to bottom set gradually, second aerating system and air water backpurge system, the present invention can bear high COD than in general BAF, the high-pollution loads such as high SS.
Description
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of ecological filter for advanced treatment of wastewater and its
Application method.
Background technology
BAF is a kind of Novel sewage biology for organically combining biological oxidation mechanism and deep-bed filtration mechanism
Treatment technology, complete the function of biological oxidation and separation of solid and liquid simultaneously in a unitary reactor.With small volume, water outlet
The features such as water quality is good.BAF is the mentality of designing for using for reference sewage disposal contact oxidation method and the rapid filter that feeds water, by life
Thing degraded merges in same unitary reactor with two kinds of processing procedures of adsorption filtration.With the particulate filler that is loaded in filter tank (such as
Haydite, coke, quartz sand, activated carbon etc.) it is carrier, it is aerated inside filter tank, filter material surface is grown a large amount of biologies
Film, when sewage flows through, utilize the decomposition of active microorganism Strong oxdiative and filter of appended biomembrane middle and high concentration on filtrate
Expect the less feature of particle diameter, give full play to the physical absorption of the biological metabolism of microorganism, bioflocculation, biomembrane and filler and cut
Stay and the classification predation of reactor interior edge water (flow) direction food chain, realize that the high-efficient cleaning of pollutant removes, while using anti-
Aerobic, anoxic zones presence in device are answered, realize the function of denitrogenation dephosphorizing.
But BAF requires higher to influent quality, is not suitable for the sewage of high COD and high suspended matter concentration
Processing.
The content of the invention
The problem of being not suitable for the sewage disposal of high COD and high suspended matter concentration for aeration and biological pond, the present invention are exposing
On the basis of gas biofilter, biofilter upper and lower part is subjected to feature planning, realizes different processing procedures respectively,
A kind of ecological filter for being suitably adapted for high COD and high suspended matter concentration is provided.
To achieve the above object, the technical scheme is that：A kind of ecological filter for advanced treatment of wastewater is provided,
Including barrel-type casing, it is provided with the barrel-type casing positioned at the catalytic oxidation functional areas on the barrel-type casing top and positioned at institute
State the deep purifying functional areas of barrel-type casing bottom.
Preferably, the catalytic oxidation functional areas include the biologic packing material layer from top to bottom set gradually and the first aeration system
System.
Preferably, the biologic packing material layer uses floating stuffing or hanging filler as bio-carrier, the biologic packing material
Layer bottom is provided with support screen, and first aerating system is arranged on the support screen.
Preferably, the deep purifying functional areas include from top to bottom set gradually filter material layer, the second aerating system and
Air water back washing system.
The barrel-type casing side wall for being preferably located at deep purifying functional areas bottom is provided with processing water out, described
The filter material layer bottom of deep purifying functional areas is provided with filter.
The barrel-type casing side wall at the top of the catalytic oxidation functional areas is preferably located to export provided with backwashing water.
Preferably, the filtrate in the filter material layer is haydite or/and quartz sand particle.
Preferably, the air water back washing system includes sealing and runs through the recoil water water inlet pipe of barrel-type casing bottom, recoil
With gas air inlet pipe.
Preferably, oxygen needed for first aerating system is by the first oxygen supply gas for being connected with first aerating system
Air inlet pipe provides, and oxygen needed for second aerating system is by the second oxygen supply gas air inlet for being connected with second aerating system
Pipe provides.
The present invention also provides a kind of application method of the ecological filter for advanced treatment of wastewater：Sewage is used for dirt from described
The ecological filter upper end of water depth processing enters the catalytic oxidation functional areas, by the microbial cleaning in biologic packing material layer
Afterwards, further purified into the deep purifying functional areas, finally from processing water out outflow.
Beneficial effects of the present invention are：
1st, the ecological filter top in the present invention is catalytic oxidation functional areas, the filler surface in the catalytic oxidation functional areas
Higher biomass can be kept, is easy to biofilm and stable, biofacies is complicated, and Bacterial community is reasonable, is resistant to higher dirt
Contaminate thing and hydraulic blow load.
2nd, due to the powerful degradation in ecological filter upper contact oxidative function area, the present invention is than in general aeration and biological
Filter tank can bear the high-pollution loads such as high COD, high SS.
3rd, the deep purifying functional areas of bottom are similar to conventional BAF, and its particulate filler layer has higher
Oxygen transfer efficiency, aeration quantity is low, and operation energy consumption is relatively low, nitrification and denitrification efficiency high.
4th, ecological filter of the invention is semiclosed or totally-enclosed structures, its biochemical reaction by ambient temperature influenceed compared with
It is small, it is suitable for cold district and carries out sewage disposal
5th, the volumetric loading of ecological filter of the invention is high, and floor space is small, and capital cost is low.
6th, ecological filter of the invention can remove what is retained in deep purifying functional areas by backwashing in the process of running
Pollutant and the biomembrane to come off, without second pond.
7th, the present invention is without sludge bulking problem, without sludge reflux.
8th, pollutant different in the present invention can be removed gradually in same reactor, and the synchronous biological oxidation that plays is made
Acted on the flocculation of, biological adsorption and Physical entrapment, effluent quality is good, can meet reuse requirement.
Brief description of the drawings
Fig. 1 is the ecological filter structural representation that the present invention is used for advanced treatment of wastewater.
In figure marked as：
Ith, catalytic oxidation functional areas, II, deep purifying functional areas, 1, barrel-type casing, 2, biologic packing material layer, 3, filter material layer,
4th, the first aerating system, 5, support screen, 6, filter, the 7, second aerating system, 8, processing water out, 9, backwashing water outlet,
10th, water water inlet pipe use in recoil, the 11, second oxygen supply gas air inlet pipe, and 12, recoil and use gas air inlet pipe, 13, first supplies oxygen and use gas air inlet
Pipe.
Embodiment
The present invention is further detailed in conjunction with the accompanying drawings below：
A kind of as shown in figure 1, embodiment as the present invention：
A kind of ecological filter for advanced treatment of wastewater, including barrel-type casing 1, interior be provided with of the barrel-type casing 1 are located at
The catalytic oxidation functional areas I on the top of barrel-type casing 1 and positioned at the deep purifying functional areas of the bottom of barrel-type casing 1
II, the catalytic oxidation functional areas I include the aerating system 4 of biologic packing material layer 2 and first from top to bottom set gradually, the life
The bottom of thing packing layer 2 is provided with support screen 5, and first aerating system 4 is arranged on the support screen 5, and the biology is filled out
The bed of material 2 is included from top to bottom successively using floating stuffing or hanging filler as bio-carrier, the deep purifying functional areas II
The filter material layer 3 of setting, the second aerating system 7 and air water backpurge system, the filtrate in the filter material layer 3 is haydite or/and quartz
Sand particle, the side wall of barrel-type casing 1 positioned at the bottom of deep purifying functional areas II are provided with processing water out 8, the depth
The bottom of filter material layer 3 in purification function area II is provided with equally distributed filter 6, the cylinder positioned at the top of catalytic oxidation functional areas I
The side wall of shape housing 1 is provided with backwashing water outlet 9.
Air water back washing system in the present embodiment includes sealing the recoil for running through barrel-type casing bottom with the He of water water inlet pipe 10
Gas air inlet pipe 12 is used in recoil.
The operation method of the embodiment：Sewage enters catalytic oxidation functional areas I, catalytic oxidation function from ecological filter top
First aerating system 4 of the bottom of area I provides oxygen for microorganism, and the oxygen sources in the first aerating system 4 are used in the first oxygen supply
Gas air inlet pipe 13, the pollutant in sewage are removed to greatest extent in catalytic oxidation functional areas I.It has been removed most of pollution
The sewage of thing goes successively to the deep purifying functional areas II of ecological filter by Action of Gravity Field, the bottom of deep purifying functional areas II
Second aerating system 7 provides oxygen for microorganism, and the oxygen sources in the second aerating system 7 are in the second oxygen supply gas air inlet pipe
11, the pollutant remained in sewage passes through the multiple actions such as biological oxidation, cohesion, absorption and filtering in deep purifying functional areas II
Removed to greatest extent, processing water flows out from processing delivery port 8, and the water of outflow is deep purifying water, in being used as after sterilization
Water.
Clogging also occurs in ecological filter deep purifying functional areas II, but frequency is relatively low, passes through air-water backwashing system
System can timing deep purifying functional areas II are carried out with air water joint recoil, during backwash, recoil water flows from recoil water pipe 10
Enter, recoil gas enters from recoil gas air inlet pipe 12, and backwash draining is flowed out from backwashing water outlet 9.
The foregoing is only presently preferred embodiments of the present invention, all equivalent changes done according to scope of the invention as claimed with
Modification, it should all belong to the covering scope of the claims in the present invention.
Claims (10)
1. a kind of ecological filter for advanced treatment of wastewater, including barrel-type casing, it is characterised in that set in the barrel-type casing
Have positioned at the catalytic oxidation functional areas on the barrel-type casing top and the deep purifying function positioned at the barrel-type casing bottom
Area.
2. the ecological filter according to claim 1 for advanced treatment of wastewater, it is characterised in that the catalytic oxidation work(
Energy area includes the biologic packing material floor and the first aerating system from top to bottom set gradually.
3. the ecological filter according to claim 2 for advanced treatment of wastewater, it is characterised in that the biologic packing material layer
Using floating stuffing or hanging filler as bio-carrier, the biologic packing material layer bottom is provided with support screen, and described first exposes
Gas system is arranged on the support screen.
4. the ecological filter according to claim 1 for advanced treatment of wastewater, it is characterised in that the deep purifying work(
Energy area includes filter material layer, the second aerating system and the air water backpurge system from top to bottom set gradually.
5. the ecological filter according to claim 4 for advanced treatment of wastewater, it is characterised in that net positioned at the depth
The barrel-type casing side wall for changing functional areas bottom is provided with processing water out, and the filter material layer bottom of the deep purifying functional areas is provided with
Filter.
6. the ecological filter according to claim 4 for advanced treatment of wastewater, it is characterised in that positioned at the contact oxygen
Change the barrel-type casing side wall at the top of functional areas to export provided with backwashing water.
7. the ecological filter according to claim 4 for advanced treatment of wastewater, it is characterised in that in the filter material layer
Filtrate is haydite or/and quartz sand particle.
8. the ecological filter according to claim 4 for advanced treatment of wastewater, it is characterised in that the air water back washing system
System includes sealing and runs through the recoil water water inlet pipe of barrel-type casing bottom, recoil gas air inlet pipe.
9. the ecological filter for advanced treatment of wastewater according to claim 2 or 4, it is characterised in that described first exposes
Oxygen needed for gas system is provided by the first oxygen supply gas air inlet pipe being connected with first aerating system, the second aeration system
Oxygen needed for system is provided by the second oxygen supply gas air inlet pipe being connected with second aerating system.
10. a kind of application method of ecological filter for advanced treatment of wastewater according to claim 1, its feature exist
In sewage enters the catalytic oxidation functional areas from the ecological filter upper end for advanced treatment of wastewater, is filled out by biology
After microbial cleaning in the bed of material, further purified into the deep purifying functional areas, finally from processing water out outflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839730.4A CN107500401A (en) | 2017-09-18 | 2017-09-18 | A kind of ecological filter and its application method for advanced treatment of wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839730.4A CN107500401A (en) | 2017-09-18 | 2017-09-18 | A kind of ecological filter and its application method for advanced treatment of wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107500401A true CN107500401A (en) | 2017-12-22 |
Family
ID=60696654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710839730.4A Pending CN107500401A (en) | 2017-09-18 | 2017-09-18 | A kind of ecological filter and its application method for advanced treatment of wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107500401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358379A (en) * | 2018-02-05 | 2018-08-03 | 四川四通欧美环境工程有限公司 | A kind of biological aerated filter for advanced treating antibiotics waste water |
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|---|---|---|---|---|
| CN2791030Y (en) * | 2004-12-10 | 2006-06-28 | 广州市佳境水处理技术工程有限公司 | Microbial reactor for water treatment |
| CN101774687A (en) * | 2010-03-19 | 2010-07-14 | 哈尔滨工业大学 | Method for treating water of polluted water source by using double-stage aeration bio-filter |
| CN101987759A (en) * | 2009-08-04 | 2011-03-23 | 朱万益 | High efficiency combined type biological aerated filter |
| CN201990579U (en) * | 2011-02-22 | 2011-09-28 | 河海大学 | Bilayer biology-sand filter |
| CN203048657U (en) * | 2012-12-07 | 2013-07-10 | 广州市佳境水处理技术工程有限公司 | Suspended-bed biological aerated filter reactor |
| CN204162499U (en) * | 2014-08-01 | 2015-02-18 | 中色科技股份有限公司 | A kind of integrated ozone BAF |
| CN204509054U (en) * | 2015-03-18 | 2015-07-29 | 黄强 | A kind of composite highly effective biological sewage treatment device |
-
2017
- 2017-09-18 CN CN201710839730.4A patent/CN107500401A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2791030Y (en) * | 2004-12-10 | 2006-06-28 | 广州市佳境水处理技术工程有限公司 | Microbial reactor for water treatment |
| CN101987759A (en) * | 2009-08-04 | 2011-03-23 | 朱万益 | High efficiency combined type biological aerated filter |
| CN101774687A (en) * | 2010-03-19 | 2010-07-14 | 哈尔滨工业大学 | Method for treating water of polluted water source by using double-stage aeration bio-filter |
| CN201990579U (en) * | 2011-02-22 | 2011-09-28 | 河海大学 | Bilayer biology-sand filter |
| CN203048657U (en) * | 2012-12-07 | 2013-07-10 | 广州市佳境水处理技术工程有限公司 | Suspended-bed biological aerated filter reactor |
| CN204162499U (en) * | 2014-08-01 | 2015-02-18 | 中色科技股份有限公司 | A kind of integrated ozone BAF |
| CN204509054U (en) * | 2015-03-18 | 2015-07-29 | 黄强 | A kind of composite highly effective biological sewage treatment device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358379A (en) * | 2018-02-05 | 2018-08-03 | 四川四通欧美环境工程有限公司 | A kind of biological aerated filter for advanced treating antibiotics waste water |
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Address after: Research Institute of Tsinghua University, South District, Nanshan District, Shenzhen City, Guangdong Province Applicant after: Qingyan Environmental Technology Co., Ltd Address before: Research Institute of Tsinghua University, South District, Nanshan District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN QINGYAN ENVIRONMENT TECHNOLOGY Co.,Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171222 |
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| WD01 | Invention patent application deemed withdrawn after publication |