CN109607757A - A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor - Google Patents
A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor Download PDFInfo
- Publication number
- CN109607757A CN109607757A CN201910014416.1A CN201910014416A CN109607757A CN 109607757 A CN109607757 A CN 109607757A CN 201910014416 A CN201910014416 A CN 201910014416A CN 109607757 A CN109607757 A CN 109607757A
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- Prior art keywords
- area
- rate sedimentation
- reaction tank
- bio
- loopa
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Classifications
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- 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
- C02F3/025—Biological purification using sources of oxygen other than air, oxygen or ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- 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
Abstract
A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor comprising: reaction tank；The upper semisection that is set to inside reaction tank and several vertical drainage plates for surrounding High-rate sedimentation area；It is set to several vertical baffles for constituting drainage area between the periphery and drainage plate in High-rate sedimentation area and constituting up-flow area between the side wall of reaction tank；Several first inclined plates that the lower end of baffle is set, extending and extend downwardly to the center line in High-rate sedimentation area；Several second inclined plates that the inner end of first inclined plate is set, extending to the center line in High-rate sedimentation area and extend downwardly anoxic zone of the composition lower end with sludge reflux mouth；It is set to the solid-liquid separator of the lower section of sludge reflux mouth；And be set to reaction tank bottom for providing multiple aerators of dissolved oxygen and gas lift power.The unpowered self-loopa of sludge may be implemented in this reactor, and bio-contact oxidation, High-rate sedimentation and aeration circulation integration, characteristics of compact layout, land occupation is few.
Description
Technical field
The present invention relates to sewage disposal system more particularly to a kind of self-loopa bio-contact oxidation High-rate sedimentation reactors.
Background technique
There are mainly two types of biological method for treating waste water: activated sludge process, biofilm, and contact oxidation method is biofilm
It is a kind of.
Activated sludge process and biological contact oxidation process respectively have its advantage and disadvantage, for this purpose, notification number is the hair of CN103936230A
The sewage water treatment method that bright patent discloses a kind of activated sludge process and biological contact oxidation process combines, by activated sludge process
It is combined with biological contact oxidation process, the microbial biomass of biochemical system can be greatly increased, improve biochemistry pool unit pool capacity to each
The degradation efficiency of kind pollutant, stable water outlet reach country " urban wastewater treatment firm pollutant emission standard " (GB18918-
2002) the limit value requirement in, and operating cost and cost of investment are less expensive.Notification number is the middle promulgated by the State Council of CN105621814B
Bright patent also discloses a kind of high-quality regeneration water treatment system and method, also by activated sludge process and contact oxidation method
It combines to handle sewage.These all have the sewage disposal technology that activated sludge process and contact oxidation method combine preferably
Treatment effect, but they are required to building aeration tank, biological treatment tank, sedimentation basin, sludge disintegration pond etc., there are occupied areas
Greatly, the disadvantages of engineering capital expenditure is big, the construction period is long.In addition, they also need to configure various reflux pumps and blender.
Summary of the invention
The object of the present invention is to provide a kind of self-loopa bio-contact oxidation High-rate sedimentation reactors, to solve the prior art
Existing drawbacks described above.
In order to achieve the above object, The technical solution adopted by the invention is as follows:
A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor comprising:
Reaction tank；
Several vertical drainage plates, the upper semisection being set to inside the reaction tank and surround High-rate sedimentation area, in height
The periphery for imitating the oral area of settling zone is provided with effluent trough；
Several vertical baffles are set to the periphery in the High-rate sedimentation area, and drainage is constituted between the drainage plate
Area and the composition up-flow area between the side wall of the reaction tank；
Center line that the lower end of the baffle is set, Xiang Suoshu High-rate sedimentation area extend and extend downwardly several the
One inclined plate；
If center line that the inner end of first inclined plate is arranged in, Xiang Suoshu High-rate sedimentation area extends and extends downwardly
Dry second inclined plate, constitutes the anoxic zone that lower end has sludge reflux mouth between several second inclined plates, second inclined plate and
Aerobic zone is constituted between the bottom of the reaction tank and biological contact reaction area is constituted between the side wall of the reaction tank；
It is set to the solid-liquid separator of the lower section of the sludge reflux mouth；And
Be set to the bottom of the reaction tank for providing multiple aerators of dissolved oxygen and gas lift power.
This reactor is provided in reaction bottom of pond portion uniform water distribution, work using the aerator of reaction bottom of pond portion setting
Dissolved oxygen and gas lift power, sewage and sludge is sufficiently mixed in the aerobic zone of reaction bottom of pond portion and contacts, and flows up through life together
Object haptoreaction area and biologic packing material come into full contact with oxidation, and mixed liquor continues to rise to reaction in the promotion lower edge up-flow area of air-flow
At the top of device, after drainage plate baffling, drops to High-rate sedimentation area water surface bottom and along the water surface to center flow along drainage area, collect
Rise afterwards in a plane, is isolating primary water into settling zone central bus and uphill process, and reversely flow to settling zone
The effluent trough on periphery forms big annular density current, and primary water is discharged after effluent trough is collected to the total canal of the water outlet outside reaction tank, dirty
Mud is then deposited to anoxic zone (sludge bucket), is back to aerobic zone from sludge reflux mouth through solid-liquid separator, participates in circulation again.
Preferably, the biological contact reaction area is provided with biologic packing material unit.
Preferably, multiple aerators are located at the underface in the biological contact reaction area and are uniformly distributed.
Preferably, the angle between second inclined plate and the first inclined plate where it is greater than 90 degree and less than 170 degree.
Preferably, the solid-liquid separator is up-small and down-big and the upper end is opposite with the center of the sludge reflux mouth.
Compared with prior art, the present invention at least has the advantages that
1, the unpowered self-loopa of sludge reduces sewage treatment structure and lifting means, shortens the construction period, saves engineering
Capital expenditure.This reactor is integrated with High-rate sedimentation by quick bio catalytic oxidation, in the same of biochemical treatment removal pollutant
When, the gas lift power and device unique design generated using aeration is completed sludge automatic cycle, reduces the mistake of sludge reflux
Journey saves a large amount of energy consumptions.Therefore this reactor has good sewage processing effect, operation energy consumption are low, take up an area less, the construction period is short etc.
Advantage.
2, bio-contact oxidation, High-rate sedimentation and aeration circulation integration, technique integrate characteristics of compact layout, and sludge concentration is high.
This reactor is designed by unique structure, aeration, biologic packing material, High-rate sedimentation and pond body is organically combined, sewage is through biochemistry
It is discharged after processing and High-rate sedimentation, participates in circulation after sludge settling in automatic back flow to reactor again, reached retention activity
The effect of sludge effectively increases the concentration of activated sludge, greatly shortens reaction time.
3, biochemical action is strong, and treatment effect is excellent.Using Unique physical design, probiotics can be effectively retained, while
After adding biologic packing material unit in reactor, biochemical haptoreaction area is increased, under aeration condition, can efficiently complete to nitrify
Effect promotes the removal effect to ammonia nitrogen.
Detailed description of the invention
Fig. 1 is exemplary embodiments self-loopa bio-contact oxidation High-rate sedimentation reactor vertical cross section schematic diagram；
Drawing reference numeral explanation: 1-- side plate；2-- baffle；3-- drainage plate；The first inclined plate of 4--；The second inclined plate of 5--；6-- is dirty
Mud refluxing opening；7-- solid-liquid separator；8-- aerator；9-- effluent trough；10-- reaction tank；The center in 20-- High-rate sedimentation area
Line；The aerobic zone I--；II-- biological contact reaction area；III-- flows up area；IV-- drains area；V-- High-rate sedimentation area；VI-- anoxic
Area.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
The self-loopa bio-contact oxidation High-rate sedimentation reactor (Self-circulating Biological
Contact Oxidation High-efficiency Precipitation Reactor, SBCR) it is that a collection is biochemical anti-
It answers, bio-contact oxidation, High-rate sedimentation, be aerated the self-loopa life that circulation is mixed in the gas, liquid, solid three of one, sufficiently reacted
Change reaction sediment sewage treatment systems.
Fig. 1 is please referred to, which includes:
Reaction tank 10；
Several vertical drainage plates 3, the upper semisection being set to inside the reaction tank 10 and surround High-rate sedimentation area V,
In High-rate sedimentation area, the periphery of the oral area of V is provided with effluent trough 9；
Several vertical baffles 2, are set to the periphery of the High-rate sedimentation area V, constitute and draw between the drainage plate 3
It flows area IV and constitutes up-flow area III between the side wall of the reaction tank 10；
If center line 20 that the lower end of the baffle 2 is arranged in, Xiang Suoshu High-rate sedimentation area V extends and extends downwardly
Dry first inclined plate 4；
Center line 20 that the inner end of first inclined plate 4 is arranged in, Xiang Suoshu High-rate sedimentation area V extends and extends downwardly
Several second inclined plates 5, constitute the anoxic zone VI that lower end has sludge reflux mouth 6 between several second inclined plates 5, described the
Aerobic zone I is constituted between two inclined plates 5 and the bottom of the reaction tank and constitutes biological between the side wall of the reaction tank
Reaction zone II；
It is set to the solid-liquid separator 7 of the lower section of the sludge reflux mouth 6；And
Be set to the bottom of the reaction tank 10 for providing multiple aerators 8 of dissolved oxygen and gas lift power.
This reactor is provided in reaction tank bottom uniform water distribution, work using the aerator 8 of reaction bottom of pond portion setting
Dissolved oxygen and gas lift power, sewage are sufficiently mixed in the aerobic zone I of reaction bottom of pond portion with sludge and contact, and flow up through biology together
Haptoreaction area II and biologic packing material come into full contact with oxidation, and mixed liquor is continued to rise in the promotion lower edge up-flow area III of air-flow
Reactor head enters to drain Qu Houjing drainage plate baffling through distributing hole and overcurrent weir flow, then drops to efficiently along drainage area IV
Settling zone V water surface bottom and along the water surface to center flow, rise after collecting in plane, to settling zone V central bus and
Primary water is isolated in uphill process, and reversely flows to the effluent trough 9 on the settling zone periphery V, forms big annular density current, primary water
It is discharged after effluent trough 9 is collected to the total canal of the water outlet outside reaction tank, sludge is then deposited to anoxic zone VI (sludge bucket), returns from sludge
Head piece 6 is back to aerobic zone I through solid-liquid separator 7, participates in circulation again.
The biological contact reaction area II is further provided with biologic packing material unit, is capable of increasing biochemical haptoreaction face
Product promotes the removal effect to ammonia nitrogen.
Further multiple aerators 8 are located at the underface of the biological contact reaction area II and are uniformly distributed, such energy
Enough nitrifications for more effectively promoting biological contact reaction area II, and the gas that can be more effectively generated using aerator 8
Rise power.
Angle between second inclined plate 5 described further and the first inclined plate 4 where it is greater than 90 degree and less than 170 degree.
It is more preferable between 110 degree to 140 degree.Under such angle, sludge anoxic zone residence time and be back to aerobic zone return
Flow velocity degree is more advantageous to realization synchronous nitration and denitrification, fast and effeciently removes dirty water pollutant.
Solid-liquid separator 7 described further is up-small and down-big and the upper end is opposite with the center of the sludge reflux mouth 6.In this way
Sludge can be made to be back to aerobic zone I from two sides, multi-direction reflux is more advantageous to quickly to be sufficiently mixed with the sewage of aerobic zone.
The central principle that the self-loopa bio-contact oxidation High-rate sedimentation reactor is capable of efficient rapid sewage treating is:
(1) using the aerator that bottom of pond is arranged in the gas lift power provided and the biologic packing material for being fixed on biological contact reaction area, make
Microorganism in sewage and sludge is sufficiently mixed and catalytic oxidation, and realizes automatic cycle stream；(2) settling zone design periphery into
The water distribution manner of water, peripheral effluent improves deposition efficiency using density current theory；(3) sludge returns automatically without exterior power
It is flow to aerobic zone, and forms anoxic zone in sludge settling area, for denitrifying bacterium growth metabolism, realizes synchronous nitration and denitrification, fastly
Speed is effectively removed dirty water pollutant.
Above by specific embodiment, invention is explained in detail, these detailed description are only limited to help
Those skilled in the art understand that the contents of the present invention, can not be interpreted as limiting the scope of the invention.Art technology
Personnel should be included in protection model of the invention to various retouchings, the equivalent transformation etc. that above scheme carries out under present inventive concept
In enclosing.
Claims (5)
1. a kind of self-loopa bio-contact oxidation High-rate sedimentation reactor characterized by comprising
Reaction tank；
Several vertical drainage plates, the upper semisection being set to inside the reaction tank and surround High-rate sedimentation area, are efficiently sinking
The periphery of the oral area in shallow lake area is provided with effluent trough；
Several vertical baffles are set to the periphery in the High-rate sedimentation area, between the drainage plate constitute drainage area and
Up-flow area is constituted between the side wall of the reaction tank；
Center line that the lower end of the baffle is set, Xiang Suoshu High-rate sedimentation area extend and extend downwardly several first tiltedly
Plate；
Center line that the inner end of first inclined plate is set, Xiang Suoshu High-rate sedimentation area extend and extend downwardly several the
Two inclined plates, constitute the anoxic zone that lower end has sludge reflux mouth between several second inclined plates, second inclined plate and described
Aerobic zone is constituted between the bottom of reaction tank and biological contact reaction area is constituted between the side wall of the reaction tank；
It is set to the solid-liquid separator of the lower section of the sludge reflux mouth；And
Be set to the bottom of the reaction tank for providing multiple aerators of dissolved oxygen and gas lift power.
2. self-loopa bio-contact oxidation High-rate sedimentation reactor according to claim 1, it is characterised in that: the biology
Haptoreaction area is provided with biologic packing material unit.
3. self-loopa bio-contact oxidation High-rate sedimentation reactor according to claim 1, it is characterised in that: multiple described
Aerator is located at the underface in the biological contact reaction area and is uniformly distributed.
4. self-loopa bio-contact oxidation High-rate sedimentation reactor according to claim 1, it is characterised in that: described second
Angle between inclined plate and the first inclined plate where it is greater than 90 degree and less than 170 degree.
5. self-loopa bio-contact oxidation High-rate sedimentation reactor according to claim 1, it is characterised in that: the solid-liquid
Separator is up-small and down-big and the upper end is opposite with the center of the sludge reflux mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910014416.1A CN109607757A (en) | 2019-01-03 | 2019-01-03 | A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910014416.1A CN109607757A (en) | 2019-01-03 | 2019-01-03 | A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor |
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| CN109607757A true CN109607757A (en) | 2019-04-12 |
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| CN201910014416.1A Pending CN109607757A (en) | 2019-01-03 | 2019-01-03 | A kind of self-loopa bio-contact oxidation High-rate sedimentation reactor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002688A (en) * | 2019-04-30 | 2019-07-12 | 倍杰特集团股份有限公司 | It is a kind of efficiently to mention mark system |
| CN115536153A (en) * | 2022-10-19 | 2022-12-30 | 北京城市排水集团有限责任公司 | Multi-infinitesimal internal circulation denitrification system and method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101844858A (en) * | 2010-06-17 | 2010-09-29 | 北京交通大学 | Aerobic-anoxic-anaerobic integrated module type sewage fast denitrogenation reactor and treatment method thereof |
| CN102815784A (en) * | 2012-08-29 | 2012-12-12 | 深圳清华大学研究院 | Aerobic three-phase separator and application method thereof in sewage treatment |
| WO2013132610A1 (en) * | 2012-03-07 | 2013-09-12 | 日本アルシー株式会社 | Microbial reaction tank |
-
2019
- 2019-01-03 CN CN201910014416.1A patent/CN109607757A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101844858A (en) * | 2010-06-17 | 2010-09-29 | 北京交通大学 | Aerobic-anoxic-anaerobic integrated module type sewage fast denitrogenation reactor and treatment method thereof |
| WO2013132610A1 (en) * | 2012-03-07 | 2013-09-12 | 日本アルシー株式会社 | Microbial reaction tank |
| CN102815784A (en) * | 2012-08-29 | 2012-12-12 | 深圳清华大学研究院 | Aerobic three-phase separator and application method thereof in sewage treatment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002688A (en) * | 2019-04-30 | 2019-07-12 | 倍杰特集团股份有限公司 | It is a kind of efficiently to mention mark system |
| CN110002688B (en) * | 2019-04-30 | 2021-11-30 | 倍杰特集团股份有限公司 | Efficient label lifting system |
| CN115536153A (en) * | 2022-10-19 | 2022-12-30 | 北京城市排水集团有限责任公司 | Multi-infinitesimal internal circulation denitrification system and method thereof |
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Application publication date: 20190412 |