CN106430559A - Pressure type efficient biological filter - Google Patents
Pressure type efficient biological filter Download PDFInfo
- Publication number
- CN106430559A CN106430559A CN201610972013.4A CN201610972013A CN106430559A CN 106430559 A CN106430559 A CN 106430559A CN 201610972013 A CN201610972013 A CN 201610972013A CN 106430559 A CN106430559 A CN 106430559A
- Authority
- CN
- China
- Prior art keywords
- pressure
- aeration
- sewage
- filter
- valve
- 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
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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
- C02F3/12—Activated sludge processes
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
-
- 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
- C02F2203/002—Apparatus and plants for the biological treatment of water, waste water or sewage comprising an initial buffer container
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
- C02F2301/066—Overpressure, high pressure
-
- 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 invention mainly provides a pressure type efficient biological filter. The filter comprises a pressure aeration system and a biological filter system, wherein the pressure aeration system aerates sewage in a closed pressure container, so that the dissolved oxygen in water is substantially increased; the sewage has rich dissolved oxygen after flowing by the pressure aeration system, is subjected to a reaction and is filtered by the biological filter system, and the sewage is efficiently treated. The filter organically combines the pressure aeration system and the biological filter system; with the adoption of a pressure aeration technology, the concentration of dissolved oxygen in the sewage is increased, and the treatment efficiency by aerobic microorganisms in the system is higher; the sewage treatment speed and efficiency can be increased, and the system occupied area is reduced; the biological filter is connected behind the pressure aeration system, and a degassing system in the pressure aeration system is omitted, so that the system is more compact in structure and the operation cost is saved.
Description
Technical field
The invention belongs to sewage treatment area, in particular, belongs to pressure high-efficiency bio-filter pool field.
Background technology
Sand filter is carried out fast filtering to sewage and is reached in trap water with quartz sand or anthracite, Ore equigranular filtrate
The water treating pond of the purpose such as suspended solid and part antibacterial, microorganism, is most widely used filter plant.
Biofilter technology that sand filter and biological treatment combine is occurred in that in recent years, with removal SS, BOD, nitrification
The several functions such as denitrogenation, the technology have proved to be a kind of high-effect, inexpensive, take up an area little sewage water treatment method, its application
Prospect is boundless.
But the efficiency of biological treatment is heavily dependent on the dissolved oxygen in water, in traditional activated sludge process often
Aeration to be carried out to aerobic reactor to increase the dissolved oxygen concentration in water.But aeration, particularly pressurized aeration can affect life again
The attachment of microorganism in thing filter tank, and considering bed itself can also affect the efficiency of aeration.The problems referred to above are constrained to a great extent
The promotion and application of biofilter technology.
Content of the invention
For solving the above problems, this project mainly provides a kind of new pressure high-efficiency bio-filter pool.
The filter tank includes pressurized aeration system and bacteria filter system；Described pressurized aeration system is held in seal-off pressure
Aeration is carried out to sewage in device, increase substantially oxygen in water；Sewage forms rich dissolved oxygen after flowing through pressurized aeration system
Sewage, then reacted and filtered through bacteria filter system, to realize the efficient process of sewage.
Specifically described pressurized aeration system includes to seal aeration housing 1, water inlet pipe 2, connecting line 3, air relief valve 4,
Aerating pipelines 5, aeration head 6, exhaustor 7, pressure maintaining valve 8, pressure transducer 9；Described bacteria filter system includes biofilter
Housing 10, biological worry bed 11, water-distributing device 12, overflow plate 13, discharge outlet 14；
Sewage is entered in sealing aeration housing 1 by water inlet pipe 2, while carrying out pressure exposure by aerating pipelines 5 and aeration head 6
Gas；Pressure transducer 9 is used for monitoring system aeration pressure, when pressure is higher than setting value, by exhaustor 7 and 8 row of pressure maintaining valve
Fall a part of gas, to keep aeration pressure stability；
Through the sewage of pressurized aeration, bacteria filter system is entered by connecting line 3 and water-distributing device 12；Through biology
Consider bed 11 to process and filter, discharged by overflow plate 13 and outlet pipe 14.
Described pressurized aeration system can also include gas interior circulation loop 15, have 16 He of pressurizer on closed circuit
Electromagnetic valve 17；
During system stable operation, pressure maintaining valve 8 cuts out, and electromagnetic valve 17 is opened, under the supercharging of supercharging equipment 16 drives, aeration
Residual air is returned to aerating system and participates in aeration, so as to greatest extent using the overbottom pressure of gas, improve energy utilization efficiency；
When the oxygen content of cyclic aeration system is reduced to allowable value, electromagnetic valve 17 cuts out, and pressure maintaining valve 8 is opened, and discharges low
Oxygen residual air；An interior circulation time can also be set, when setting time is exceeded, electromagnetic valve 17 cuts out, and pressure maintaining valve 8 is opened, row
Go out hypoxia residual air.
Above-mentioned bacteria filter system can also be changed to conventional sand filter or continuous stream sand filter.
Advantage of the present invention：
Pressurized aeration system and bacteria filter system are combined, is had the characteristics that：
1st, pressurized aeration technology is adopted, improves the concentration of dirty oxygen in water so that at the aerobic microbiological in system
Reason is in hgher efficiency；Such that it is able to sewage disposal speed and efficiency is improved, reduce system footprint area.
2nd, pressurized aeration system is followed by biofilter, eliminates the degassing system in pressurized aeration system so that system is tied
Structure is compacter, saves operating cost.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation that the present invention optimizes.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is further illustrated.
The pressure high-efficiency bio-filter pool of the present invention includes to seal aeration housing 1, water inlet pipe 2, connecting line 3, air relief valve 4,
Aerating pipelines 5, aeration head 6, exhaustor 7, pressure maintaining valve 8, pressure transducer 9；Described bacteria filter system includes biofilter
Housing 10, biological worry bed 11, water-distributing device 12, overflow plate 13, discharge outlet 14.
Pending sewage is entered in sealing aeration housing 1 by water inlet pipe 2, while being entered by aerating pipelines 5 and aeration head 6
Row pressurized aeration.Gas exhaust piping 7 and pressure transducer 9 are arranged at the top of sealing aeration housing 1, have pressure maintaining valve 8 on gas exhaust piping 7,
Pressure transducer 9 is used for monitoring system aeration pressure, when pressure is higher than setting value, drains one by exhaustor 7 and pressure maintaining valve 8
Portion gas, to keep aeration pressure stability.
Through the sewage of pressurized aeration, bacteria filter system is entered by connecting line 3 and water-distributing device 12；Through biology
Consider bed 11 to process and filter, discharged by overflow plate 13 and outlet pipe 14.Wherein the biological filler for considering bed can be quartz sand or pottery
Grain.
Described pressurized aeration system can also include gas interior circulation loop 15, have 16 He of pressurizer on closed circuit
Electromagnetic valve 17；During system stable operation, pressure maintaining valve 8 cuts out, and electromagnetic valve 17 is opened, and under the supercharging of supercharging equipment 16 drives, exposes
Gas residual air is returned to aerating system and participates in aeration, so as to greatest extent using the overbottom pressure of gas, improve energy utilization efficiency；When
When the oxygen content of cyclic aeration system is reduced to allowable value, electromagnetic valve 17 cuts out, and pressure maintaining valve 8 is opened, and discharges hypoxia residual air；Also may be used
To set an interior circulation time, when setting time is exceeded, electromagnetic valve 17 cuts out, and pressure maintaining valve 8 is opened, and discharges hypoxia residual air.
Described bacteria filter system can also be changed to conventional sand filter or continuous stream sand filter.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope of present disclosure, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, should all be included within the scope of the present invention.
Claims (4)
1. a kind of pressure high-efficiency bio-filter pool, it is characterised in that：Including pressurized aeration system and bacteria filter system；Described pressure
Power aerating system is to carry out aeration to sewage in closed pressure vessel, increases substantially oxygen in water；Sewage flows through pressure
Rich dissolved oxygen sewage is formed after power aerating system, then is reacted and filtered through bacteria filter system, to realize the height of sewage
Effect is processed.
2. pressure high-efficiency bio-filter pool according to claim 1, it is characterised in that：Described pressurized aeration system includes close
Envelope aeration housing (1), water inlet pipe (2), connecting line (3), air relief valve (4), aerating pipelines (5), aeration head (6), exhaustor
(7), pressure maintaining valve (8), pressure transducer (9)；Described bacteria filter system includes biofilter housing (10), biological worry bed
(11), water-distributing device (12), overflow plate (13), discharge outlet (14)；
Sewage is entered in sealing aeration housing (1) by water inlet pipe (2), while being pressed by aerating pipelines (5) and aeration head (6)
Power aeration；Pressure transducer (9) is used for monitoring system aeration pressure, when pressure is higher than setting value, by exhaustor (7) and surely
Pressure valve (8) is drained a part of gas, to keep aeration pressure stability；
Through the sewage of pressurized aeration, bacteria filter system is entered by connecting line (3) and water-distributing device (12)；Through biology
Consider bed (11) to process and filter, discharged by overflow plate (13) and outlet pipe (14).
3. described pressure high-efficiency bio-filter pool according to claim 2, it is characterised in that：Described pressurized aeration system
Also include gas interior circulation loop (15), on closed circuit, have pressurizer (16) and electromagnetic valve (17)；
During system stable operation, pressure maintaining valve (8) cuts out, and electromagnetic valve (17) is opened, and under the supercharging of supercharging equipment (16) drives, exposes
Gas residual air is returned to aerating system and participates in aeration, so as to greatest extent using the overbottom pressure of gas, improve energy utilization efficiency；
When the oxygen content of cyclic aeration system is reduced to allowable value, electromagnetic valve (17) cuts out, and pressure maintaining valve (8) is opened, and discharges low
Oxygen residual air；An interior circulation time can also be set, when setting time is exceeded, electromagnetic valve (17) cuts out, and pressure maintaining valve (8) is opened
Open, discharge hypoxia residual air.
4. the pressure high-efficiency bio-filter pool described in 1 is required according to right, it is characterised in that：Described bacteria filter system also may be used
To be changed to conventional sand filter or continuous stream sand filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610972013.4A CN106430559A (en) | 2016-11-04 | 2016-11-04 | Pressure type efficient biological filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610972013.4A CN106430559A (en) | 2016-11-04 | 2016-11-04 | Pressure type efficient biological filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106430559A true CN106430559A (en) | 2017-02-22 |
Family
ID=58180715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610972013.4A Pending CN106430559A (en) | 2016-11-04 | 2016-11-04 | Pressure type efficient biological filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106430559A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368789A (en) * | 2018-11-16 | 2019-02-22 | 杭州聚川环保科技股份有限公司 | Rural domestic sewage treatment system |
-
2016
- 2016-11-04 CN CN201610972013.4A patent/CN106430559A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368789A (en) * | 2018-11-16 | 2019-02-22 | 杭州聚川环保科技股份有限公司 | Rural domestic sewage treatment system |
| CN109368789B (en) * | 2018-11-16 | 2021-06-08 | 杭州聚川环保科技股份有限公司 | Rural domestic sewage treatment system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170222 |