CN107540090A - A kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus and method - Google Patents
A kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus and method Download PDFInfo
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- CN107540090A CN107540090A CN201610458006.2A CN201610458006A CN107540090A CN 107540090 A CN107540090 A CN 107540090A CN 201610458006 A CN201610458006 A CN 201610458006A CN 107540090 A CN107540090 A CN 107540090A
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Abstract
The invention discloses a kind of sewage water advanced treatment apparatus and method, and in particular to a kind of Powdered Activated Carbon flat board MBR sewage water advanced treatment apparatus and method, mainly including intake pump, grid, buffer pool, membrane cisterna, go out water pump, air blower and PLC control cabinet；Membrane module is plate film assembly in the membrane cisterna；PLC control cabinet carries out Automated condtrol to plant running；200 mesh Powdered Activated Carbon 1g/L are added in initial operating stage in the buffer pool and membrane cisterna, activated sludge concentration control is in 5000 6000mg/L in device；The present invention is combined by Powdered Activated Carbon and membrane bioreactor, is improved active sludge microorganism concentration and activity, is enhanced nitrification effect and stability, it is possible to achieve synchronous nitration and denitrification, automaticity is high, and effluent quality COD and ammonia nitrogen can stably reach《Water environment quality standard》IV class water body standard limited values, water outlet total nitrogen can stably reach《Urban wastewater treatment firm pollutant emission standard》One-level A standard limited values.
Description
Technical field
Present invention relates particularly to a kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus and method, belong to sewage treatment area.
Background technology
China is the country of a shortage of water resources, and per capita water resources quantity is less than 2200 cubic metres, about the 30% of world average level, meanwhile, China is also subject to this acid test of water pollution.Although the Party Central Committee, State Council pay much attention to environmental issue, China's water prevention and cure of pollution situation very severe.In April, 2015, State Council issue to society《Water prevention and cure of pollution action plan》（That is " ten, water "）, new requirement and target are proposed to China's water prevention and cure of pollution work.At present, realize that pollution reduction and quality of water environment improve, according to receiving water body environmental quality requirement deeply to implement " ten, water " in existing multiple areas, mandatory provincial standard has been promulgated, urban wastewater treatment firm discharge standard is brought up into surface water IV class water body standards.Therefore, higher discharge standard is performed according to " ten, water " requirement and target, the coming years, increasing urban wastewater treatment firm.There are 5000 Duo Zuo sewage treatment plants in China, is counted according to stakeholder, wherein nearly 50% sewage treatment plant performs one-level B standard, 25% sewage treatment plant performs one-level A standards, and the market capacity that sewage treatment plant proposes mark transformation is huge.
At present, COD is largely the organic matter of difficult for biological degradation in urban wastewater treatment firm secondary effluent, not easily biological-degradable, C/N is unfavorable for denitrogenation dephosphorizing, therefore than relatively low, process route for urban wastewater treatment firm upgrading is not ideal, and effluent quality is unable to stably reaching standard.For the water standard increasingly improved, propose that a kind of sewerage advanced treatment process for being used for sewage treatment plant's upgrading, can reaching surface water IV class water body standards is extremely urgent.Membrane bioreactor is a kind of Novel sewage handling process for organically combining membrane technology and biotechnology, if but it is applied to the advanced treating of urban wastewater treatment firm secondary effluent, also need that its technology is further improved, improve the stability and high efficiency of effluent quality.
The content of the invention
Present invention aims at provide a kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus, it is intended to solves the problems, such as above-mentioned background technology.Instant invention overcomes existing technical problem, and Powdered Activated Carbon and membrane bioreactor are combined, and proposes a kind of new and effective MBR techniques, is applied to the advanced treating of secondary effluent of municipal sewage plant, realizes that effluent quality reaches《Water environment quality standard》IV class water body standard, guidance is provided for engineering design and engineering practice.
The technical scheme is that realize in the following way：A kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus, provided with intake pump, grid, buffer pool, membrane cisterna, go out water pump, air blower and PLC control cabinet；Elevator pump, submersible agitator and liquid level sensor are provided with the buffer pool；Plate film assembly, aerator, dissolved oxygen sensor and return duct are provided with the membrane cisterna；Membrane module delivery port is provided with pressure sensor；
Especially, the intake pump delivery port is connected with grid water inlet；
Especially, the grid delivery port is connected with buffer pool；Especially, the elevator pump delivery port is connected with membrane cisterna；
Especially, the plate film assembly outlet pipe is connected by pressure sensor with going out pump intake；
Especially, muddy water mixed solution is back to buffer pool by the membrane cisterna by return duct；
Especially, the air blower is connected with aerator；
Especially, the intake pump, grid, go out water pump, air blower, elevator pump, submersible agitator, liquid level sensor, dissolved oxygen sensor and pressure sensor and be connected with PLC control cabinet；
Especially, sludge concentration in the buffer pool and membrane cisterna（Containing Powdered Activated Carbon）It is 1g/L that control adds 200 mesh Powdered Activated Carbon amounts in 5000 ~ 6000mg/L, the sewage water advanced treatment apparatus.
Utilize the method for the Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus processing sewage, it is characterised in that carrying out practically step is as follows：
（1）Activation system：Excess sludge input buffer pool and membrane cisterna, sludge concentration that urban wastewater treatment firm contains nitrifier are controlled in 4000 ~ 5000mg/L, pending sewage is added, puts into appropriate external carbon source, after being aerated 24h, enhancing active sludge microorganism activity；After being aerated 24h, after activated sludge activity recovery, 1g/L 200 mesh Powdered Activated Carbons are disposably put into buffer pool and membrane cisterna, then system is continuously run.
（2）Operation control：
I：Device is continuously run, and PLC control cabinet control device starts, and during startup, submersible agitator and elevator pump start to start in buffer pool, continuous operation；Air blower brings into operation, continuous aeration；Suction pump intermittent duty, open, 9min and 1min are respectively set between the stopping time.
II：Liquid level sensor is provided with buffer pool, for determining the liquid level in buffer pool and being transferred to PLC control cabinet, high level, middle liquid level and low liquid level are set respectively to liquid level in buffer pool, when liquid level is less than middle liquid level in buffer pool in PLC control cabinet, intake pump and grid start simultaneously, start to intake；When liquid level reaches high level in buffer pool, intake pump and grid are simultaneously out of service, stop water inlet.
III：When operation exception, the lower device of PLC control cabinet control enters guard mode, now intake pump, grid, submersible agitator, elevator pump, go out that water pump is out of service, and air blower is still in opening, continuous aeration；When liquid level is less than low liquid level in buffer pool, system enters guard mode；Dissolved oxygen concentration in dissolved oxygen sensor measure membrane cisterna, and measured value is inputed into PLC control cabinet, when dissolved oxygen concentration exception, system enters guard mode；Determination of pressure sensor transmembrane pressure, when transmembrane pressure, which is more than, sets numerical value in PLC control cabinet, system enters guard mode.
（3）Pending urban wastewater treatment firm secondary effluent, buffer pool is entered by intake pump, grid, the nitrification mixed liquor containing Powdered Activated Carbon of membrane cisterna overflow is back to buffer pool by return duct, and 200 ~ 300%, the hydraulic detention time of buffer pool is 1h for reflux ratio control, buffer pool main function is control water inlet, row buffering is entered to the water quality and quantity of water inlet, meanwhile, because being oxygen deprivation gas, part denitrification function can also be realized, activated carbon is to passing through a certain amount of organic matter of Adsorption in device.
（4）Mixed liquor in buffer pool is promoted to membrane cisterna by elevator pump in buffer pool, and air blower provides oxygen by aerator to membrane cisterna, and gas-water ratio control exists（20-30）:1, on the one hand aeration purpose is to provide oxygen needed for contaminant degradation, on the other hand advantageously reduce fouling membrane；Nitrifier nitrifies to ammonia nitrogen in the nitrifier adsorbed on activated carbon and the activated sludge to suspend；By charcoal absorption effect and Microbial Communities in Activated Sludge biodegradation to the further degraded of hardly degraded organic substance.
（5）Plate film assembly carries out mud-water separation to mixed liquor in membrane cisterna, and membrane flux is 12 ~ 25L/m2.h, determination of pressure sensor transmembrane pressure, and transfer data to PLC control cabinet, during data exception, system enters guard mode.
A kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus, it is characterized in that, a certain amount of Powdered Activated Carbon is added in device, one side Powdered Activated Carbon passes through itself suction-operated, hardly degraded organic substance is removed, on the other hand using activated carbon loose structure, attachment place is provided for Microbial Communities in Activated Sludge, microorganism concn is improved, effectively raises the clearance of organic matter and ammonia nitrogen；The larger gas-water ratio of membrane cisterna, by activated sludge decomposed, necessary carbon source is provided for denitrification, the anaerobic environment that Powdered Activated Carbon is internally formed, anaerobic environment is provided for denitrification, therefore, acted on by synchronous nitration and denitrification and realize denitrogenation, nitrogen removal rate is higher.
By using preceding solution, the present invention has the advantage that and good effect：
（1）Powdered Activated Carbon and membrane bioreactor are combined by the present invention, on the one hand, are acted on by charcoal absorption, small molecule persistent organic pollutants are effectively adsorbed, COD clearance is further improved；On the other hand, activated carbon has loose structure, is advantageous to the aggregation of Microbial Communities in Activated Sludge, improves microorganism concn, be advantageous to nitrobacteria growth, enhances nitrification, improves ammonia nitrogen removal effect, and therefore, water outlet COD, ammonia nitrogen concentration can stably reach《Water environment quality standard》IV class water bodys standard limits.
（2）Powdered Activated Carbon is added in apparatus of the present invention, anaerobic environment is internally formed in activated carbon loose structure, the larger gas-water ratio of membrane cisterna, so that activated sludge decomposed provides the carbon source needed for denitrification, therefore, in apparatus of the present invention, the nitrate nitrogen of nitrification generation can be acted on to remove by synchronous nitration and denitrification, and total nitrogen concentration can stably reach in water outlet《Integrated wastewater discharge standard》One-level A total nitrogen limit values.
（3）The present invention sets buffer pool, is advantageous to the regulation to influent quality water, improves water resistant power impact load ability.Meanwhile the present invention is separated using membrane module to activated sludge and water outlet, second pond is substituted, saves floor space, excess sludge is few, and operating cost is relatively low, and automaticity is high, and operation is flexible.
Device of the present invention can be widely applied to the advanced treating of urban wastewater treatment firm secondary effluent, and mark upgrading is carried especially suitable for sewage treatment plant.
Brief description of the drawings
Fig. 1 is invention device schematic diagram.
In figure：1- intake pumps, 2- grids, 3- buffer pools, 4- membrane cisternas, 5- go out water pump, 6- air blowers, 7- elevator pumps, 8- submersible agitators, 9- liquid level sensors, 10- plate film assemblies, 11- aerators, 12- dissolved oxygen sensors, 13- return ducts, 14- pressure sensors, 15-PLC switch boards.
Embodiment
Below in conjunction with the accompanying drawings 1 and embodiment the invention will be further described.
As shown in figure 1, a kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus, it is characterised in that provided with intake pump 1, grid 2, buffer pool 3, membrane cisterna 4, go out water pump 5, air blower 6 and PLC control cabinet 15；Elevator pump 7, submersible agitator 8 and liquid level sensor 9 are provided with the buffer pool 3；Plate film assembly 10, aerator 11, dissolved oxygen sensor 12 and return duct 13 are provided with the membrane cisterna 4；Membrane module delivery port is provided with pressure sensor 14；The delivery port of intake pump 1 is connected with the water inlet of grid 2；The delivery port of grid 2 is connected with buffer pool 3；The delivery port of elevator pump 7 is connected with membrane cisterna 4；The outlet pipe of plate film assembly 10 is connected by pressure sensor 14 with going out the water inlet of water pump 5；Muddy water mixed solution is back to buffer pool 3 by membrane cisterna 4 by return duct 13；Air blower 6 is connected with aerator 11；Intake pump 1, grid 2, go out water pump 5, air blower 6, elevator pump 7, submersible agitator 8, liquid level sensor 9, dissolved oxygen sensor 12 and pressure sensor 14 and be connected with PLC control cabinet 15.
A kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus, carrying out practically step are：
（1）Activation system：Excess sludge input buffer pool and membrane cisterna, sludge concentration that urban wastewater treatment firm contains nitrifier are controlled in 4000 ~ 5000mg/L, pending sewage is added, puts into appropriate external carbon source, after being aerated 24h, enhancing active sludge microorganism activity；After being aerated 24h, after activated sludge activity recovery, 1g/L 200 mesh Powdered Activated Carbons are disposably put into buffer pool and membrane cisterna, then system is continuously run.
（2）Operation control：
I：Device is continuously run, and PLC control cabinet control device starts, and during startup, submersible agitator and elevator pump start to start in buffer pool, continuous operation；Air blower brings into operation, continuous aeration；Suction pump intermittent duty, open, 9min and 1min are respectively set between the stopping time.
II：Liquid level sensor is provided with buffer pool, for determining the liquid level in buffer pool and being transferred to PLC control cabinet, high level, middle liquid level and low liquid level are set respectively to liquid level in buffer pool, when liquid level is less than middle liquid level in buffer pool in PLC control cabinet, intake pump and grid start simultaneously, start to intake；When liquid level reaches high level in buffer pool, intake pump and grid are simultaneously out of service, stop water inlet.
III：When operation exception, the lower device of PLC control cabinet control enters guard mode, now intake pump, grid, submersible agitator, elevator pump, go out that water pump is out of service, and air blower is still in opening, continuous aeration；When liquid level is less than low liquid level in buffer pool, system enters guard mode；Dissolved oxygen concentration in dissolved oxygen sensor measure membrane cisterna, and measured value is inputed into PLC control cabinet, when dissolved oxygen concentration exception, system enters guard mode；Determination of pressure sensor transmembrane pressure, when transmembrane pressure, which is more than, sets numerical value in PLC control cabinet, system enters guard mode.
（3）Pending urban wastewater treatment firm secondary effluent, buffer pool is entered by intake pump, grid, the nitrification mixed liquor containing Powdered Activated Carbon of membrane cisterna overflow is back to buffer pool by return duct, reflux ratio is controlled 200 ~ 300%, the hydraulic detention time of buffer pool is about 1h, buffer pool main function is control water inlet, row buffering is entered to the water quality and quantity of water inlet, simultaneously, because it is oxygen deprivation gas, part denitrification function can also be realized, activated carbon is to passing through a certain amount of organic matter of Adsorption in device.
（4）Mixed liquor is promoted to membrane cisterna by elevator pump in buffer pool, and air blower provides oxygen by aerator to membrane cisterna, and gas-water ratio control exists（20~30）:1, on the one hand aeration purpose is to provide oxygen needed for contaminant degradation, on the other hand advantageously reduce fouling membrane；Nitrifier nitrifies to ammonia nitrogen in the nitrifier adsorbed on activated carbon and the activated sludge to suspend；By charcoal absorption effect and Microbial Communities in Activated Sludge biodegradation to the further degraded of hardly degraded organic substance.
（5）Plate film assembly carries out mud-water separation to mixed liquor in membrane cisterna, and membrane flux is 12 ~ 25L/m2.h, determination of pressure sensor transmembrane pressure, and transfer data to PLC control cabinet, during data exception, system enters guard mode.
With reference to embodiment, device technique scheme of the present invention is further described：
Using certain city development zone secondary sedimentation tank of sewage treatment work water outlet as experiment raw water：PH=6 ~ 9, COD=35 ~ 115mg/L, NH4The mg/L of-N=0.1 ~ 15.3, the mg/L of TN=17 ~ 26.Once, the method used in experiment is the standard method of State Environmental Protection Administration's issue to daily sampling analysis, and experimental rig is as shown in figure 1, be stainless steel pilot-plant, the dischargeable capacity 0.45m of buffer pool 33, the dischargeable capacity 1.36m of membrane cisterna 43, processing water is 5.2 ~ 10.9m3/d.Using final outflow water COD and NH after common MBR PROCESS FOR TREATMENTs4- N can not be stably reached《Water environment quality standard》IV class water body standard limited values（30mg/L and 1.5mg/L）, TN concentration do not reduce not only, raises on the contrary；Using apparatus of the present invention final outflow water, COD mean concentrations are 10.6mg/L, NH4- N mean concentrations are only 0.2mg/L, and TN mean concentrations are 14 mg/L, effluent quality COD and NH4- N reaches and is far below《Water environment quality standard》IV class water body standards, TN are less than《Urban wastewater treatment firm pollutant emission standard》One-level A standards.
Claims (2)
1. a kind of Powdered Activated Carbon-flat board MBR sewage water advanced treatment apparatus, it is characterised in that provided with intake pump, grid, buffer pool, membrane cisterna, go out water pump, air blower and PLC control cabinet；Elevator pump, submersible agitator and liquid level sensor are provided with the buffer pool；Plate film assembly, aerator, dissolved oxygen sensor and return duct are provided with the membrane cisterna；Membrane module delivery port is provided with pressure sensor；
It is characterized in that：The intake pump delivery port is connected with grid water inlet；The grid delivery port is connected with buffer pool；The elevator pump delivery port is connected with membrane cisterna；The plate film assembly outlet pipe is connected by pressure sensor with going out pump intake；Muddy water mixed solution is back to buffer pool by the membrane cisterna by return duct；The air blower is connected with aerator；
The intake pump, grid, go out water pump, air blower, elevator pump, submersible agitator, liquid level sensor, dissolved oxygen sensor and pressure sensor and be connected with PLC control cabinet；
It is 1g/L that sludge concentration control adds 200 mesh Powdered Activated Carbon amounts in 5000 ~ 6000mg/L, the sewage water advanced treatment apparatus in the buffer pool and membrane cisterna.
2. utilize a kind of method of Powdered Activated Carbon described in claim 1-flat board MBR sewage water advanced treatment apparatus processing sewage, it is characterised in that comprise the following steps：
（1）Activation system：Excess sludge input buffer pool and membrane cisterna, sludge concentration that urban wastewater treatment firm contains nitrifier are controlled in 4000 ~ 5000mg/L, pending sewage is added, puts into appropriate external carbon source, after being aerated 24h, enhancing active sludge microorganism activity；After being aerated 24h, after activated sludge activity recovery, 1g/L 200 mesh Powdered Activated Carbons are disposably put into buffer pool and membrane cisterna, then system is continuously run；
（2）Operation control：
I：Device is continuously run, and PLC control cabinet control device starts, and submersible agitator and lifting pump startup and is continuously run during startup, in buffer pool；Air blower starts, continuous aeration；Go out starting mode of pump, intermittent suction, open, 9min and 1min are respectively set between the stopping time；
II：Liquid level sensor is provided with buffer pool, for determining the liquid level in buffer pool and being transferred to PLC control cabinet, high level, middle liquid level and low liquid level are set respectively to liquid level in buffer pool, when liquid level is less than middle liquid level in buffer pool in PLC control cabinet, intake pump and grid start simultaneously, start to intake；When liquid level reaches high level in buffer pool, intake pump and grid are simultaneously out of service, stop water inlet；
III：When operation exception, the lower device of PLC control cabinet control enters guard mode, now intake pump, grid, submersible agitator, elevator pump, go out that water pump is out of service, and air blower is still in opening, continuous aeration；When liquid level is less than low liquid level in buffer pool, system enters guard mode；Dissolved oxygen concentration in dissolved oxygen sensor measure membrane cisterna, and measured value is inputed into PLC control cabinet, when dissolved oxygen concentration exception, system enters guard mode；Determination of pressure sensor transmembrane pressure, when transmembrane pressure, which is more than, sets numerical value in PLC control cabinet, system enters guard mode；
（3）Pending urban wastewater treatment firm secondary effluent, buffer pool is entered by intake pump, grid, the nitrification mixed liquor containing Powdered Activated Carbon of membrane cisterna overflow is back to buffer pool by return duct, reflux ratio is controlled 200 ~ 300%, the hydraulic detention time of buffer pool is 1h, and buffer pool main function is to enter row buffering to the water quality and quantity of water inlet, simultaneously, realize denitrification function, activated carbon is to passing through a certain amount of organic matter of Adsorption in device；
（4）Mixed liquor in buffer pool is promoted to membrane cisterna by elevator pump in buffer pool, and air blower provides oxygen by aerator to membrane cisterna, and gas-water ratio control exists（20~30）:1；Nitrifier nitrifies to ammonia nitrogen in the nitrifier adsorbed on activated carbon and the activated sludge to suspend；By charcoal absorption effect and Microbial Communities in Activated Sludge biodegradation to the further degraded of hardly degraded organic substance；Anaerobic environment existing for activated carbon internal voids, it is possible to achieve synchronous nitration denitrification denitrogenation；
（5）Plate film assembly carries out mud-water separation in the presence of water outlet pumping, to mixed liquor in membrane cisterna, and membrane flux is 12 ~ 25L/m2.h。
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110127855A (en) * | 2019-05-10 | 2019-08-16 | 河南省图天新能源科技有限公司 | A kind of enhanced biological deamination technique of novel biogas slurry advanced treating |
| CN113023831A (en) * | 2021-03-15 | 2021-06-25 | 同济大学 | Rural drinking water treatment facilities of absorption ceramic membrane antithetical couplet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172704A (en) * | 2007-09-19 | 2008-05-07 | 刘宏建 | Wastewater film biological treatment technique for pressurization static bed coal gasification technique |
| CN101863590A (en) * | 2010-06-17 | 2010-10-20 | 同济大学 | Combined anoxic/aerobic enhanced biological activated carbon dynamic membrane nitrogen and phosphorus removal process |
| CN102653423A (en) * | 2012-04-16 | 2012-09-05 | 同济大学 | Membrane bioreactor sewage treatment method and apparatus for enhancing denitrifying dephosphatation through mud-water separation and backflow |
| CN103979740A (en) * | 2014-05-29 | 2014-08-13 | 厦门溢盛环保科技有限公司 | Sewage treatment system and method through nitrogen and phosphorus removal constant water level sequencing batch activated sludge process |
-
2016
- 2016-06-23 CN CN201610458006.2A patent/CN107540090A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172704A (en) * | 2007-09-19 | 2008-05-07 | 刘宏建 | Wastewater film biological treatment technique for pressurization static bed coal gasification technique |
| CN101863590A (en) * | 2010-06-17 | 2010-10-20 | 同济大学 | Combined anoxic/aerobic enhanced biological activated carbon dynamic membrane nitrogen and phosphorus removal process |
| CN102653423A (en) * | 2012-04-16 | 2012-09-05 | 同济大学 | Membrane bioreactor sewage treatment method and apparatus for enhancing denitrifying dephosphatation through mud-water separation and backflow |
| CN103979740A (en) * | 2014-05-29 | 2014-08-13 | 厦门溢盛环保科技有限公司 | Sewage treatment system and method through nitrogen and phosphorus removal constant water level sequencing batch activated sludge process |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110127855A (en) * | 2019-05-10 | 2019-08-16 | 河南省图天新能源科技有限公司 | A kind of enhanced biological deamination technique of novel biogas slurry advanced treating |
| CN113023831A (en) * | 2021-03-15 | 2021-06-25 | 同济大学 | Rural drinking water treatment facilities of absorption ceramic membrane antithetical couplet |
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Application publication date: 20180105 |