CN202415244U - Membrane bioreactor - Google Patents
Membrane bioreactor Download PDFInfo
- Publication number
- CN202415244U CN202415244U CN2011205530307U CN201120553030U CN202415244U CN 202415244 U CN202415244 U CN 202415244U CN 2011205530307 U CN2011205530307 U CN 2011205530307U CN 201120553030 U CN201120553030 U CN 201120553030U CN 202415244 U CN202415244 U CN 202415244U
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- China
- Prior art keywords
- aeration
- membrane
- spiral
- flow
- air
- 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.)
- Expired - Lifetime
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- 239000012528 membrane Substances 0.000 title claims abstract description 66
- 238000005273 aeration Methods 0.000 claims abstract description 96
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005276 aerator Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- 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
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model relates to a membrane bioreactor which comprises a membrane component, an aerator pipe support which is connected with the membrane component, a main aerator pipe which is connected with the membrane component, and a spiral-flow aerator which is connected with the main aerator pipe. The spiral-flow aerator is installed in the membrane bioreactor, the aeration airflow of the aerator can drive the water flow in a membrane tank to rise together, so air and water can simultaneously flush a membrane bio-reactor (MBR) membrane component, attachments on a membrane surface are effectively removed, and the membrane pollution is relieved.
Description
Technical field
The utility model relates to a kind of membrane bioreactor, especially relates to a kind of membrane bioreactor with whirlwind-type aerating apparatus, belongs to environmental technology field.
Background technology
Advantages such as current, the water pollution problems that is on the rise is the significant challenge that China faces, and to produce quality high and membrane bioreactor (Membrane Bio-Reactor, hereinafter referred " MBR ") is because of it, and floor space is little and use increasingly extensive.
Current, that the MBR that is applied in the WWT aspect mainly contains is flat, tubular fibre formula and tubular membrane.
The aeration process of MBR plays an important role the in service of this system.Aeration can provide dissolved oxygen to system on the one hand, the more important thing is through the aeration souring and reduces the lip-deep dirt settling of film, the development of decelerating membrane pollution.And membrane pollution problem be the MBR system always can steady running important factor.
Existing MBR aerator mainly contains perforated pipe aerating regulation, micro-pore aeration, jet-flow aeration etc.
The main implementation of micro-pore aeration is that the solarization air cap that the aperture is 3～5mm is set on perforated pipe, and bubble is bigger during aeration, and the aeration aerating performance is lower, and gas distribution is inhomogeneous, and the solarization air cap easy blocking.
Micro-pore aeration generally is provided with small solarization air cap on the aeration rubber diaphragm; This aeration mode aeration resistance is bigger, and energy consumption is high, and micropore is stopped up by the sewage of high density, high suspended matter, high firmness or easy fouling easily; Make the system maintenance difficulty; Equipment replacement is frequent, and small bubble is not enough to the souring on film surface, is unfavorable for the solution that film pollutes.
Jet-flow aeration improves the MBR aeration mode, and its mixed injection device through current and air-flow realizes that diaphragm cleans, with the formation of decelerating membrane pollution.But this mode can cause in the sewage lagoon dissolved oxygen inhomogeneous, and the some places aeration is not enough, and the some places aeration is excessive, thereby causes energy consumption higher, and need set up equipment such as HPP and injector, has increased the cost and the energy consumption of system.
In sum, select for use a kind of difficult obstruction, can realize simultaneously that MBR film surface cleaning, aerating apparatus simple in structure, that oxygen-transfer efficiency is high are MBR systematic research emphasis.
The utility model content
The utility model technical problem to be solved provides a kind of membrane bioreactor that the spiral-flow aeration device is installed, and this membrane bioreactor can effectively be extenuated film and polluted, many advantages such as that its aerating apparatus has is simple in structure, can not stop up, coefficient of oxygen utilization height.
The technical scheme that the utility model solves the problems of the technologies described above is following:
A kind of membrane bioreactor comprises membrane module, and the aeration tube support that is connected with said membrane module, the aeration that is connected with said aeration tube support are responsible for and are responsible for the spiral-flow aeration device that is connected with said aeration.
The beneficial effect of the utility model is: the spiral-flow aeration device is installed in membrane bioreactor; Because the aeration gas flow of this aerator can drive the membrane cisterna current and rise together; Wash away when can realize gas, water the MBR membrane element; Remove the lip-deep dirt settling of film effectively, extenuated the film pollution.Simultaneously, current circulate the turbulivity that has increased muddy water mixed solution, strengthened effect of mass transmitting, and can prevent effectively that sludge settling is at the bottom of the pond.
In addition, can effectively wash the film surface because the aerator that this MBR connected need not to increase extra waterpower circulation device, thereby save material and power consumption.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, said membrane module comprises membrane element and the membrane module shell that is connected with said membrane element, and said aeration is responsible for and is connected with said membrane module shell through said aeration tube support.
Further, said aeration is responsible for tells plural at least aeration arm in a lateral direction, and the end of each said aeration arm is connected with said spiral-flow aeration device.
Further, said aeration arm and said spiral-flow aeration device mode of connection are that flange is connected or is threaded.
Adopt the beneficial effect of above-mentioned further scheme to be, being connected through flange of aeration arm and said spiral-flow aeration device connects or is threaded, and is convenient to install, dismounting.
Further, said spiral-flow aeration device comprises air-intake duct, sealing member and air knife, and an end of said air-intake duct is connected with said air knife through said sealing member, and the other end of said air-intake duct is connected with said aeration arm.
Adopt the beneficial effect of above-mentioned further scheme to be, be provided with air knife in the said spiral-flow aeration device, air-flow and current have been realized the efficient transfer of oxygen in water after the cutter cuts of spiral-flow aeration device when rising at a high speed.
Further, the aeration area of said spiral-flow aeration device is 1～5m
2, aeration rate is 0.1～1.5m
3/ min; The diameter of the air-intake duct of said spiral-flow aeration device is 50～130mm, highly is 120～200mm.
Adopt the beneficial effect of above-mentioned further scheme to be, the diameter of the air-intake duct of spiral-flow aeration device is 50～130mm, and the aperture of micro-pore aeration is bigger relatively, has solved the aeration blocking problem.
Further, the said aeration person in charge's a end is connected with the air that is provided with automatic valve and gas meter.
Adopt the beneficial effect of above-mentioned further scheme to be; Because the end that aeration is responsible for is connected with the air that is provided with automatic valve and gas meter; Said automatic valve can be interrupted dominant discharge to be changed; Can realize that the interval on MBR film surface washes away, promptly short-term provides bigger aeration rate to clean the film surface, has saved energy consumption.
Further, the distribution mode of said spiral-flow aeration device is a kind of in single tube gas distribution formula, two-tube gas distribution formula or the multitube gas distribution formula.
Further, the distance between the top of said spiral-flow aeration device and the said membrane element is 50～200mm.
Description of drawings
Fig. 1 is the vertical planning drawing of the utility model membrane bioreactor;
Fig. 2 is the plat of the utility model membrane bioreactor;
Fig. 3 be the utility model membrane bioreactor the structural representation of spiral-flow aeration device;
In the accompanying drawing, the list of parts of each label representative is following:
1, membrane module shell, 2, membrane element, 3, the spiral-flow aeration device, 3-1, air-intake duct, 3-2, air knife, 4, aeration is responsible for, 5, the aeration tube support, 6, the aeration arm, 7, air.
Embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
Like Fig. 1, Fig. 2, shown in Figure 3, a kind of membrane bioreactor comprises membrane module, and the aeration tube support 5 that is connected with said membrane module, the aeration that is connected with said aeration tube support 5 are responsible for 4 and are reached the spiral-flow aeration device 3 that is connected with the said aeration person in charge 4.
Said membrane module comprises membrane element 2 and the membrane module shell 1 that is connected with said membrane element 2, and the said aeration person in charge 4 is connected with said membrane module shell 1 through said aeration tube support 5.According to the area of membrane module, aeration be responsible for 4 tell plural at least aeration arm 6 in a lateral direction, the end of each aeration arm 6 is connected with spiral-flow aeration device 3.
Said spiral-flow aeration device 3 comprises air-intake duct 3-1, sealing member and air knife 3-2; The end of said air-intake duct 3-1 is connected with said air knife 3-2 through said sealing member, and the other end of said air-intake duct 3-1 is connected with said aeration arm 6.The said aeration person in charge's 4 a end is connected with the air 7 that is provided with automatic valve and gas meter.
The principle of work of the utility model membrane bioreactor is following:
During operation; Through being responsible for automatic valve and gas meter pilot-gas flow on 4 air 7 that are connected with aeration; Gas gets at a high speed from the air-intake duct 3-1 of spiral-flow aeration device 3, and the mud mixture that its vacuum gas is carried in the effect drive pond rises together, after the cutting unit 3-2 of spiral-flow aeration device 3 cutting, has realized the efficient transfer of oxygen in water; The air-water mixture that rises simultaneously plays effective souring to the film surface, has realized that the synchronous aeration on film surface cleans.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (9)
1. a membrane bioreactor is characterized in that: comprise membrane module, the spiral-flow aeration device that the aeration tube support that is connected with said membrane module, the aeration that is connected with said aeration tube support are responsible for and are connected with the said aeration person in charge.
2. membrane bioreactor according to claim 1 is characterized in that: said membrane module comprises membrane element and the membrane module shell that is connected with said membrane element, and said aeration is responsible for and is connected with said membrane module shell through said aeration tube support.
3. membrane bioreactor according to claim 1 is characterized in that: said aeration is responsible for tells plural at least aeration arm in a lateral direction, and the end of each said aeration arm is connected with said spiral-flow aeration device.
4. membrane bioreactor according to claim 3 is characterized in that: said aeration arm and said spiral-flow aeration device mode of connection are that flange is connected or is threaded.
5. membrane bioreactor according to claim 3; It is characterized in that: said spiral-flow aeration device comprises air-intake duct, sealing member and air knife; One end of said air-intake duct is connected with said air knife through said sealing member, and the other end of said air-intake duct is connected with said aeration arm.
6. membrane bioreactor according to claim 5 is characterized in that: the aeration area of said spiral-flow aeration device is 1～5m
2, aeration rate is 0.1～1.5m
3/ min; The diameter of the air-intake duct of said spiral-flow aeration device is 50～130mm, highly is 120～200mm.
7. according to each described membrane bioreactor of claim 1 to 6, it is characterized in that: the end that said aeration is responsible for is connected with the air that is provided with automatic valve and gas meter.
8. according to each described membrane bioreactor of claim 1 to 6, it is characterized in that: the distribution mode of said spiral-flow aeration device is a kind of in single tube gas distribution formula, two-tube gas distribution formula or the multitube gas distribution formula.
9. membrane bioreactor according to claim 2 is characterized in that: the distance between the top of said spiral-flow aeration device and the said membrane element is 50～200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205530307U CN202415244U (en) | 2011-12-27 | 2011-12-27 | Membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205530307U CN202415244U (en) | 2011-12-27 | 2011-12-27 | Membrane bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202415244U true CN202415244U (en) | 2012-09-05 |
Family
ID=46740026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205530307U Expired - Lifetime CN202415244U (en) | 2011-12-27 | 2011-12-27 | Membrane bioreactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202415244U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174645A (en) * | 2015-10-13 | 2015-12-23 | 佰福聚能（天津）环保科技发展有限公司 | Practical waste water treatment energy-saving equipment and waste water treatment method |
| CN112520895A (en) * | 2020-12-03 | 2021-03-19 | 北京京润环保科技股份有限公司 | Gasification grey water aeration hardness removal device and treatment method and application thereof |
| CN112811623A (en) * | 2021-01-11 | 2021-05-18 | 北京安国水道自控工程技术有限公司 | Intelligent aeration control device and method for sewage plant |
-
2011
- 2011-12-27 CN CN2011205530307U patent/CN202415244U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174645A (en) * | 2015-10-13 | 2015-12-23 | 佰福聚能（天津）环保科技发展有限公司 | Practical waste water treatment energy-saving equipment and waste water treatment method |
| CN105174645B (en) * | 2015-10-13 | 2018-03-20 | 佰福聚能（天津）环保科技发展有限公司 | A kind of wastewater treatment energy-saving equipment and method of wastewater treatment |
| CN112520895A (en) * | 2020-12-03 | 2021-03-19 | 北京京润环保科技股份有限公司 | Gasification grey water aeration hardness removal device and treatment method and application thereof |
| CN112520895B (en) * | 2020-12-03 | 2022-12-27 | 北京京润环保科技股份有限公司 | Gasification grey water aeration hardness removal device and treatment method and application thereof |
| CN112811623A (en) * | 2021-01-11 | 2021-05-18 | 北京安国水道自控工程技术有限公司 | Intelligent aeration control device and method for sewage plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: POTEN ENVIRONMENTAL ENGINEERING (BEIJING) CO., LTD Free format text: FORMER OWNER: BEIJING PURESINO-BODA ENVIRONMENTAL ENGINEERING CO., LTD. Effective date: 20120820 Owner name: BEIJING POTEN ENVIRONMENT RESEARCH INSTITUTE CO., Free format text: FORMER OWNER: BEIJING PURESINO-BODA ENVIRONMENTAL TECHNOLOGY RESEARCH INSTITUTE CO., LTD. Effective date: 20120820 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120820 Address after: 100082, 12A06-08 building, Shougang complex, No. 60 North Main Street, Haidian District, Beijing, Xizhimen Patentee after: Beijing Poten Environment Reasearch Institute Co., Ltd. Patentee after: Bossin Environmental Engineering (Beijing) Co., Ltd. Address before: 100082, Beijing, Xizhimen Haidian District North Street No. 60, Jin Hui homes, two phase public construction I section, Shougang complex building 12A17 room Patentee before: Beijing Meihua Boda Environment Technology Research Institute Co.,Ltd. Patentee before: Beijing Puresino-Boda Environmental Engineering Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: POTEN ENVIRONMENT GROUP CO., LTD. Free format text: FORMER OWNER: POTEN ENVIRONMENTAL ENGINEERING (BEIJING) CO., LTD. Effective date: 20130304 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100082 HAIDIAN, BEIJING TO: 100044 HAIDIAN, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130304 Address after: 100044, building A, building 18, No. 1-4, Zhongguancun South Avenue, Haidian District, Beijing, 08-8A-02 Patentee after: Beijing Poten Environment Reasearch Institute Co., Ltd. Patentee after: POTEN ENVIRONMENT GROUP CO., LTD. Address before: 100082, 12A06-08 building, Shougang complex, No. 60 North Main Street, Haidian District, Beijing, Xizhimen Patentee before: Beijing Poten Environment Reasearch Institute Co., Ltd. Patentee before: Bossin Environmental Engineering (Beijing) Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: BOTIAN (BEIJING) ENVIRONMENT DESIGN INSTITUTE CO., Free format text: FORMER NAME: BEIJING POTEN ENVIRONMENT RESEARCH INSTITUTE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100044, building A, building 18, No. 1-4, Zhongguancun South Avenue, Haidian District, Beijing, 08-8A-02 Patentee after: BEIJING POTEN ENVIRONMENTAL RESEARCH INSTITUTE CO., LTD. Patentee after: POTEN ENVIRONMENT GROUP CO., LTD. Address before: 100044, building A, building 18, No. 1-4, Zhongguancun South Avenue, Haidian District, Beijing, 08-8A-02 Patentee before: Beijing Poten Environment Reasearch Institute Co., Ltd. Patentee before: POTEN ENVIRONMENT GROUP CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 100081 08-8A-02, block A, 1-4 building, 18 South Avenue, Zhongguancun, Haidian District, Beijing. Co-patentee after: POTEN ENVIRONMENT GROUP CO., LTD. Patentee after: Botian Institute of Environmental Planning and Design (Beijing) Co., Ltd. Address before: 100044, building A, building 18, No. 1-4, Zhongguancun South Avenue, Haidian District, Beijing, 08-8A-02 Co-patentee before: POTEN ENVIRONMENT GROUP CO., LTD. Patentee before: Botian (Beijing) Environmental Design Research Institute Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Optimized design method of membrane bioreactor system Effective date of registration: 20200430 Granted publication date: 20120905 Pledgee: Beijing urban construction and development branch of China Construction Bank Co., Ltd Pledgor: POTEN ENVIRONMENT GROUP Co.,Ltd.|BOTIAN ENVIRONMENTAL PLANNING AND DESIGN INSTITUTE (BEIJING) Co.,Ltd. Registration number: Y2020990000417 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |