CN209178080U - A kind of biologic packing material fixed HMBR technique aeration tank - Google Patents
A kind of biologic packing material fixed HMBR technique aeration tank Download PDFInfo
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- CN209178080U CN209178080U CN201821560396.5U CN201821560396U CN209178080U CN 209178080 U CN209178080 U CN 209178080U CN 201821560396 U CN201821560396 U CN 201821560396U CN 209178080 U CN209178080 U CN 209178080U
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- aeration tank
- membrane module
- aeration
- hmbr
- packing material
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Abstract
The utility model discloses a kind of biologic packing material fixed HMBR technique aeration tanks, if being equipped with dry plug training wall in aeration tank, membrane module is equipped between training wall and pool wall, self priming pump outside membrane module connection, aeration head is equipped with below membrane module, it is aerated bottom of pond portion and is equipped with sludge pipe, fixed type biological filler is installed in aeration tank, raw water is pumped into aeration tank by grid by raw water.The utility model has the beneficial effects that the denitrogenation dephosphorizing ability of aeration tank is high, dredging effect is good.
Description
Technical field
The utility model belongs to biologic packing material aeration tank technical field, is related to a kind of fixed HMBR technique exposure of biologic packing material
Gas pond.
Background technique
Biologic packing material is installed in the aeration tank of common membrane bioreactor (CMBR), is run after a certain period of time, on filler
Certain thickness biomembrane can be grown, the membrane bioreactor of this form is referred to as combined film bioreactor (HMBR).
Compared with CMBR, not only there is suspended biomass (activated sludge) in the aeration tank of HMBR, also while there is the micro- life of adhesion
Object (biomembrane).Test result shows compared with CMBR, and since biomass significantly improves, HMBR has preferably biodegrade
Ability.In addition, HMBR also has good control membrane fouling ability compared with CMBR, the cycle of operation of membrane module is greatly prolonged.
The biologic packing material used is Mobile biological filler, and filler is in fluidized state in aeration tank, and the denitrogenation dephosphorizing ability of HMBR is simultaneously
It is undesirable.
Utility model content
The purpose of this utility model is to provide a kind of biologic packing material fixed HMBR technique aeration tank, the utility model
Beneficial effect is that the denitrogenation dephosphorizing ability of aeration tank is high, and dredging effect is good.
Technical solution used by the utility model be include aeration tank, if in aeration tank be equipped with dry plug training wall, water conservancy diversion
Membrane module is equipped between wall and pool wall, the self priming pump outside membrane module connection, membrane module lower section is equipped with aeration head, is aerated bottom of pond portion
Equipped with sludge pipe, fixed type biological filler is installed in aeration tank, raw water is pumped into aeration tank by grid by raw water.
Detailed description of the invention
Fig. 1 is aeration tank system structure diagram.
In figure, 1. aeration tanks, 2. training walls, 3. membrane modules, 4. self priming pumps, 5. aeration heads, 6. sludge pipes, 7. biologies are filled out
Material, 8. grids, 9. raw water pumps.
Specific embodiment
The utility model is described in detail With reference to embodiment.
The utility model aeration tank is as shown in Figure 1, include aeration tank 1, if being equipped with dry plug training wall 2, water conservancy diversion in aeration tank 1
Membrane module 3 is equipped between wall 2 and pool wall, membrane module 3 connects external self priming pump 4, aeration head 5, aeration are equipped with below membrane module 3
1 bottom of pond is equipped with sludge pipe 6, and fixed type biological filler 7 is installed in aeration tank 1, and raw water, which is pumped by grid 8 by raw water pump 9, to expose
In gas pond 1.
Training wall 2 is installed in the aeration tank of HMBR 1, biologic packing material 7 is fixedly mounted between training wall 2 and pool wall.
Membrane module 3 is mounted on the side of aeration tank 1 at pool wall, and aeration head 5 is arranged in lower section.There are two the effects of aeration: first is that mentioning
The dissolved oxygen needed for Institute of Micro-biology;Second is that film wire surface can be washed away by rising bubble, fouling membrane is effectively controlled.In addition, on bubble
Gas stripping can be generated when rising, flows the arrow direction along figure of the mixed liquor in aeration tank 1.Mixed liquor flows through biologic packing material 7
When, since biologic packing material 7 is fixedly mounted, the hole between filler is smaller, is easy retention, gathers a large amount of microorganism (activated sludge
And biomembrane), the resistance to mass tranfer of oxygen is larger.Dissolved oxygen concentration in the effect of oxygen transfer resistance, mixed liquor can gradually decrease,
It is final that anoxic even anaerobic state is presented.Therefore, aerobic zone, anoxic zone and anaerobic zone can be alternately present along water flow flow direction.
Aerobic zone is predominantly located in figure 1 right area of aeration tank locating for membrane module 3, and when operation can be by the molten of the area top mixed liquor
Oxygen concentration control is solved in 1mg/L or so.Anoxic zone is predominantly located at the top of 7 fixed bed of biologic packing material, and anaerobic zone is predominantly located at life
The lower part of 7 fixed bed of object filler.Due to being alternately present for aerobic zone, anoxic zone and anaerobic zone, reactor can carry out aerobic condition
Under nitration reaction and inhale and release phosphorus reaction under phosphorus reaction and anti-nitration reaction and anaerobic condition under anoxia condition.Therefore,
Compared with the HMBR of installation fluidisation state biologic packing material, the HMBR of installation fixed type biological filler has better denitrogenation dephosphorizing energy
Power.
The above is only the better embodiment to the utility model, not makees any form to the utility model
On limitation, all any simple modifications made to embodiment of above according to the technical essence of the utility model are equivalent to become
Change and modify, is all within the scope of the technical scheme of the utility model.
Claims (1)
1. a kind of biologic packing material fixed HMBR technique aeration tank, it is characterised in that: be equipped with including aeration tank, in aeration tank several
Stifled training wall is equipped with membrane module between training wall and pool wall, the self priming pump outside membrane module connection, membrane module lower section is equipped with aeration
Head, aeration bottom of pond portion are equipped with sludge pipe, install fixed type biological filler in aeration tank, raw water is pumped into exposure by raw water by grid
In gas pond.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821560396.5U CN209178080U (en) | 2018-09-25 | 2018-09-25 | A kind of biologic packing material fixed HMBR technique aeration tank |
Applications Claiming Priority (1)
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CN201821560396.5U CN209178080U (en) | 2018-09-25 | 2018-09-25 | A kind of biologic packing material fixed HMBR technique aeration tank |
Publications (1)
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CN209178080U true CN209178080U (en) | 2019-07-30 |
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CN201821560396.5U Active CN209178080U (en) | 2018-09-25 | 2018-09-25 | A kind of biologic packing material fixed HMBR technique aeration tank |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108946945A (en) * | 2018-09-25 | 2018-12-07 | 徐州工程学院 | A kind of biologic packing material fixed HMBR technique aeration tank |
-
2018
- 2018-09-25 CN CN201821560396.5U patent/CN209178080U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108946945A (en) * | 2018-09-25 | 2018-12-07 | 徐州工程学院 | A kind of biologic packing material fixed HMBR technique aeration tank |
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