CN102502954A - Self-aerated biofilm reactor and sewage treatment system applying same - Google Patents
Self-aerated biofilm reactor and sewage treatment system applying same Download PDFInfo
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- CN102502954A CN102502954A CN2011103655660A CN201110365566A CN102502954A CN 102502954 A CN102502954 A CN 102502954A CN 2011103655660 A CN2011103655660 A CN 2011103655660A CN 201110365566 A CN201110365566 A CN 201110365566A CN 102502954 A CN102502954 A CN 102502954A
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- 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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The invention discloses a self-aerated biofilm reactor and a sewage treatment system applying the same. The self-aerated biofilm reactor comprises circular ring-shaped disk sheets; a plurality of disk sheets are laminated and fixed together through fixing rods; cylinder structures are hermetically formed by blind plates at two ends of each disk sheet; support frames are fixed on the blind plates at two ends of the disk sheet, and are connected through a central rotating shaft; and an adsorption material is filled and fixed in the hollow portion of each cylinder. The self-aerated biofilm reactor can be mutually combined with a plurality of sewage treatment devices to improve the sewage treatment efficiency. The invention provides the self-aerated biofilm reactor and the sewage treatment system adopting the self-aerated biofilm reactor, is more economical in sewage treatment, saves the resources, and is high in treatment effect.
Description
Technical field
The present invention relates to sewage comprehensive treatment technique apparatus field, especially relate to a kind of from the aeration biofilm reactor and adopt the Sewage treatment systems of this reactor drum.
Background technology
The WWT flow process is water outlet or reuse after one-level processing (also crying pre-treatment), second-stage treatment, water outlet or the advanced treatment basically at present.General one-level is handled and is comprised grid, settling pit, preliminary sedimentation tank; Second-stage treatment mainly adopts biological treatment, and anaerobic-aerobic has, and sewage is used activated sludge process always.Advanced treatment generally comprises biomembrance process, filter cloth filter tank etc.
Preliminary sedimentation tank is the main body processing structures of First Waste Water Treatment Process, or handles the pre-treatment structures of field as B-grade sewage, mainly removes the suspended matter in the water.Second pond is located at biological treatment structures back, mainly removes active sludge and humus sludge.Preliminary sedimentation tank, biological treatment structures, second pond are classical WWT flow processs, but can not realize the removal of pollutant in water synchronously, and floor space is big, and energy consumption is also higher.
A
2O technology starts from the seventies in 20th century; Be a kind of activated sludge sewage disposal process commonly used, can be used for B-grade sewage and handle or three grades of WWTs, and middle water reuse; Can realize denitrogenation dephosphorizing synchronously; Sludge bulking can not take place, and can remove the organism in the water effectively, working cost is low.But because the water quality restriction, the effect of denitrogenation dephosphorizing is difficult to further promote, and water outlet is also very high for the requirement of dissolved oxygen.
Membrane bioreactor (MBR) is a kind of high-efficiency sewage treatment technology that has combined membrane separation technique and traditional mud method; Because the filteration of film; Biology is trapped within the bio-reactor fully; Ask when having realized hydraulic retention with the thorough of sludge age and separate, improved the activated sludge concentration in the bio-reactor; Nitrated ability is strong, and pollutants removal rate is high, and anti-load impact ability is strong.But be prone to make film forming pollution, running cost is higher.
The filter cloth filter tank system is mainly used in fields such as surface water purification, advanced treatment of wastewater, Treatment of Industrial Water, the main suspended substance of removing in the water that filters.Part phosphorus can be removed simultaneously in conjunction with adding medicament, landscape water, the requirement of middle water Treatment for Reuse can be satisfied.Effluent quality is good and stable, and floor space is little, and head loss is little, robotization control, and running maintenance is easy.But SS requires height to water inlet, and self does not have effect for denitrogenation dephosphorizing yet.
Being started in five sixties of twentieth century from the aeration biofilm reactor, is a kind of biomembrance process wastewater treatment equipment.Its form by from the aeration blodisc be filled in the sorbing material in the aeration blodisc; Long mikrobe, sludge age of survival time generation is long on the aeration and biological membrane reactor, growing; Long anti impulsion load ability is arranged; Treatment effect is good; Have advantages such as microorganism concn height, mud need not reflux, power consumption is low, working cost is low aspect technology and the maintenance operation, but traditional from the aeration biofilm reactor in sewage treatment process, face stench, organic loading is low, structure is not compact, the construction complicated, floor space is big, the center rotating spindle carries problems such as big.Can combine with the kinds of processes in the WWT flow process from the aeration biofilm reactor; Like the settling tank of one-level processing, the activated sludge process of second-stage treatment, filter cloth filter tank and other related process of advanced treatment; Being integrally formed equipment, the treatment effect of each technology guarantees effluent quality.
Summary of the invention
In order to remedy that floor space in above-mentioned several sewage disposal device is big, energy consumption is high, cost is high and for the high defective of water quality requirement; The present invention will combine from aeration biofilm reactor technology and other sewage disposal devices, propose a kind of from the aeration biofilm reactor and adopt the Sewage treatment systems of this reactor drum.
Its technical scheme does; A kind of from the aeration biofilm reactor, comprise the disc that is circular, a plurality of discs are fixed together through fixed link is range upon range of; And form cylindrical structure with blind plate sealing at two ends; Be fixed with bracing frame on the blind plate at two ends, bracing frame connects through central rotating shaft, fills at the hollow space of cylinder and is fixed with sorbing material.In the present technique scheme; The ring-shaped discs internal space increases packing material, for adhering to of mikrobe provides bigger surface-area, improves active biomass; Thereby improved from the soil removability of aeration biofilm reactor integral body and the compactedness of structure, further dwindled floor space; Inner stuffing has played for bubble and has stopped cutting action during aeration, and bubble diminishes, and oxygen-transfer efficiency is high; Expansion strengthens its denitrogenation dephosphorizing performance from the use range of aeration biofilm reactor.
Said disc is bolted together by a plurality of disc unit transverses and constitutes; The disc unit is sector structure, and the concavo-convex formation of disc cell surface S type ripple is connected to the baffle plate that is higher than the disc ripple along the unitary edge joint weld of disc; The baffle plate difference opening that is positioned at the disc right side central and the upper left corner forms air outlet and inlet mouth; The baffle plate of one side is to the inner extension in disc unit in the air outlet, and whole baffle plate forms " G " shape at the disc cell surface, and the baffle plate top of disc unit one side has groove.In the present technique scheme, each the disc unit in the ring-shaped discs adopts has the baffle design of inlet, outlet, thereby on each disc unit, forms cavity structure, in rotating process, in sewage, brings more air into, improves the aeration ability; Each disc unit itself not only has ripple struction, and the unitary upper and lower surface of disc also has S type corrugated surface, biomembranous bond area on the increase disc, raising biofilm reactor soil removability
Said sorbing material is a kind of in fibrous bundle filler, fibrous nodules filler, papery lamination corrugated body filler, epoxy resin, unsaturated polyester vinegar resin glass fibre reinforced plastics, Vestolen PP 7052 and the Vilaterm.In the present technique scheme; Filler selects that possess hydrophilic property, specific surface area are big, density and water is approaching, the active filler of stable components or fillers such as fibrous nodules, fibrous bundle are that bigger surface-area is provided adhering to of mikrobe; Improve active biomass; Thereby improved from the soil removability of aeration biofilm reactor integral body and the compactedness of structure, further dwindled floor space.
A kind of Sewage treatment systems that adopts from the aeration biofilm reactor also comprises preliminary sedimentation tank and second pond, is fixed between preliminary sedimentation tank and the second pond from the aeration biofilm reactor, and preliminary sedimentation tank and second pond are coupled together.In the present technique scheme, sewage gets into the gas biofilm reactor that exposes oneself after preliminary sedimentation tank is removed suspended solids and coarse sand, in the aeration biofilm reactor, removing organism, carries out denitrogenation dephosphorizing, in second pond, removes biosolids subsequently.
In above-mentioned Sewage treatment systems; Be fixed in the runner envelope from the aeration biofilm reactor; Preliminary sedimentation tank is fixed on the runner envelope lower left, and second pond is fixed on the runner envelope lower right, and runner envelope couples together through dividing plate perforate and water outlet and preliminary sedimentation tank and second pond respectively; Also be connected with sewage on the preliminary sedimentation tank and go into pipe, except that being connected with rising pipe, also have the refluxing opening that is connected with runner envelope on the second pond, preliminary sedimentation tank and second pond bottom all are communicated with shore pipe, and shore pipe is provided with residual sea water pump.
A kind of Sewage treatment systems that adopts from the aeration biofilm reactor also comprises A
2O art breading case is fixed on A from the aeration biofilm reactor
2The aerobic zone of O art breading case.In the present technique scheme, sewage at first gets into A
2The anaerobic zone of O art breading case, in the anaerobic zone releases phosphorus, partial organic substances is carried out ammonification simultaneously; Sewage gets into A subsequently
2Denitrogenation is carried out in the oxygen-starved area of O art breading case, and nitric nitrogen is sent here by aerobic zone through internal recycle; Last sewage and mixed solution get into A
2The aerobic zone of O art breading case is removed BOD, carries out nitrated and Absorption of Phosphorus, and the while rotates from the aeration biofilm reactor aerobic zone, the microbial film contact waste water and the air that adhere to, thus remove the organism in the water.
In above-mentioned Sewage treatment systems, A
2O art breading case is vertical process box; Be divided into anaerobic zone, oxygen-starved area and aerobic zone from down to up successively; Anaerobic zone, oxygen-starved area and aerobic zone are communicated with successively, and the anaerobic zone bottom is connected with water inlet pipe and mud return line, and aerobic zone is communicated with drain pipe and passes through the mixed-liquor return pipe coupling with the oxygen-starved area; Be communicated with the position at anaerobic zone, oxygen-starved area and aerobic zone and also be fixed with stirring rake, be fixed on aerobic zone top from the aeration biofilm reactor.
A kind of Sewage treatment systems that adopts from the aeration biofilm reactor also comprises the MBR membrane bioreactor, is fixed on MBR membrane bioreactor the place ahead from the aeration biofilm reactor.In the present technique scheme, be arranged on the MBR front from the aeration biofilm reactor, sewage gets into the gas biofilm reactor that exposes oneself and carries out oxidation operation after equalizing tank regulating pondage water quality; Preliminary denitrogenation dephosphorizing gets into MBR subsequently, further carries out a biological disposal upon; Degradation of organic substances; Remove nitrogen and phosphorus in the water more completely, realize the deep purifying of sewage, simultaneously the suspended substance (SS) in the trap water.
Above-mentioned Sewage treatment systems can also be fixed in the integrated box, and integrated box is divided into equalizing tank, runner envelope and MBR chamber successively, and the runner envelope that is fixed with from the aeration biofilm reactor is communicated with the MBR chamber and the equalizing tank that are fixed with the MBR membrane bioreactor respectively.
A kind of Sewage treatment systems that adopts from the aeration biofilm reactor also comprises preliminary sedimentation tank and filter cloth filter tank, is fixed between preliminary sedimentation tank and the filter cloth pond and with preliminary sedimentation tank and filter cloth filter tank from the aeration biofilm reactor to couple together.In the present technique scheme, sewage gets into the primary clarifier from water inlet pipe, and large particulate matters such as silt wherein are deposited to the preliminary sedimentation tank bottom and discharge.The preliminary sedimentation tank water outlet gets into carries out biochemical treatment from the aeration biofilm reactor; Pollution substance wherein is by the microbiological deterioration in the water; Get into filter cloth filter tank district from the water outlet of aeration biofilm reactor, through the concentration of suspension in the filteration reduction water in filter cloth filter tank, qualified discharge.
In the above-mentioned Sewage treatment systems; Between preliminary sedimentation tank and filter cloth filter tank, also be fixed with runner envelope; Preliminary sedimentation tank is connected with runner envelope through the fixed weir on top, and runner envelope is communicated to through the current stabilization chamber between the filter cloth filter tank, is fixed in the runner envelope from the aeration biofilm reactor.
The present invention proposes a kind of novel from the aeration biofilm reactor, through combining with multiple sewage disposal device from the aeration biofilm reactor, to WWT more economically, saves resource, and treatment effect is high.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment from the aeration biofilm reactor of the present invention;
Fig. 2 is the structural representation of a kind of embodiment of the disc from the aeration biofilm reactor of the present invention
Fig. 3 is the unitary structural representation of the disc from the aeration biofilm reactor of the present invention;
Fig. 4 is a kind of schematic flow sheet that adopts from a kind of embodiment of the Sewage treatment systems of aeration biofilm reactor of the present invention, adopts preliminary sedimentation tank and second pond in the present embodiment and combines from the aeration biofilm reactor;
Fig. 5 is the structural representation of a kind of embodiment of employing Fig. 4 system
Fig. 6 is the schematic flow sheet of a kind of employing of the present invention from a kind of embodiment of the Sewage treatment systems of aeration biofilm reactor, adopts A in the present embodiment
2O art breading case with combine from the aeration biofilm reactor;
Fig. 7 is the structural representation of a kind of embodiment of employing Fig. 6 system;
Fig. 8 is a kind of schematic flow sheet that adopts from a kind of embodiment of the Sewage treatment systems of aeration biofilm reactor of the present invention, adopts the MBR membrane bioreactor in the present embodiment and combines from the aeration biofilm reactor;
Fig. 9 is the structural representation of a kind of embodiment of employing Fig. 8 system;
Figure 10 is a kind of schematic flow sheet that adopts from a kind of embodiment of the Sewage treatment systems of aeration biofilm reactor of the present invention, adopts preliminary sedimentation tank and filter cloth filter tank in the present embodiment and combines from the aeration biofilm reactor;
Figure 11 is the structural representation of a kind of embodiment of employing Figure 10 system;
Among the figure, arrow is represented to flow to; 1, disc; 11, disc unit; 12, baffle plate; 13, air outlet; 14, inlet mouth; 15, groove; 2, blind plate; 3, sorbing material; 4, bracing frame; 5, central rotating shaft; 6, fixed link; 7-1, preliminary sedimentation tank; 7-2, second pond; 7-3, dividing plate perforate; 7-4, water outlet; 7-5, sewage inlet; 7-6, refluxing opening; 7-7, shore pipe; 7-8, residual sea water pump; 7-9, rising pipe; 8, A
2O art breading case; 8-1, anaerobic zone; 8-2, oxygen-starved area; 8-3, aerobic zone; 8-4, water inlet pipe; 8-5, mud return line; 8-6, drain pipe; 8-7, mixed-liquor return pipe; 8-8, stirring rake; 9, integrated box; 9-1, equalizing tank; 9-2, MBR membrane bioreactor; 9-3, MBR chamber; 10-2, filter cloth filter tank; 10-3, fixed weir; 10-4, current stabilization chamber; 100, from the aeration biofilm reactor; 100-1, runner envelope.
Embodiment
Below in conjunction with accompanying drawing the present invention is further specified.
With reference to Fig. 1, a kind of a kind of embodiment from the aeration biofilm reactor comprises the disc 1 that is circular; Like Fig. 2; A plurality of discs are through fixed link 6 range upon range of being fixed together, and form cylindrical structures at two ends with blind plate 2 sealings, are fixed with bracing frame 4 on the blind plate at two ends; Bracing frame connects through central rotating shaft 5, is filled with the sorbing material 3 of spirane structure at the hollow space of cylinder.
With reference to Fig. 3; The unitary a kind of embodiment of disc, said disc laterally are bolted together by a plurality of discs unit 11 and constitute, and the disc unit is sector structure; The concavo-convex formation of disc cell surface S type ripple; Be connected to the baffle plate 12 that is higher than the disc ripple along the unitary edge joint weld of disc, the baffle plate difference opening that is positioned at the disc right side central and the upper left corner forms air outlet 13 and inlet mouth 14, and the baffle plate of one side is to the inner extension in disc unit in the air outlet; Whole baffle plate forms " G " shape at the disc cell surface, and the baffle plate top of disc unit one side has groove 15.
Said sorbing material is a kind of in fibrous bundle filler, fibrous nodules filler, papery lamination corrugated body filler, epoxy resin, unsaturated polyester vinegar resin glass fibre reinforced plastics, Vestolen PP 7052 and the Vilaterm.
With reference to Fig. 4; A kind of a kind of embodiment that adopts from the Sewage treatment systems of aeration biofilm reactor; Also comprise preliminary sedimentation tank 7-1 and second pond 7-2 in this embodiment, be fixed between preliminary sedimentation tank and the second pond, preliminary sedimentation tank and second pond are coupled together from aeration biofilm reactor 100.Sewage gets into the gas biofilm reactor that exposes oneself after preliminary sedimentation tank is removed suspended solids and coarse sand, in the aeration biofilm reactor, removing organism, carries out denitrogenation dephosphorizing, in second pond, removes biosolids subsequently.
In conjunction with Fig. 5; Adopt a kind of embodiment of Fig. 4 system; Be fixed among the runner envelope 100-1 from the aeration biofilm reactor described in this city embodiment; Preliminary sedimentation tank is fixed on the runner envelope lower left, and second pond is fixed on the runner envelope lower right, and runner envelope couples together through dividing plate perforate 7-3 and water outlet 7-4 and preliminary sedimentation tank and second pond respectively; Also be connected with sewage on the preliminary sedimentation tank and go into to manage 7-5, except that being connected with rising pipe 7-9, also have the refluxing opening 7-6 that is connected with runner envelope on the second pond, preliminary sedimentation tank and second pond bottom all are communicated with shore pipe 7-7, and shore pipe is provided with residual sea water pump 7-8.Sewage advances sewage from lower left quarter and goes into the pipe entering, removes suspended solids and coarse sand earlier at preliminary sedimentation tank, is deposited on the preliminary sedimentation tank bottom, and supernatant gets into from the aeration biofilm reactor through the dividing plate perforate.The dirt that is deposited on the preliminary sedimentation tank bottom is discharged by residual sea water pump through the blow-off pipe that is connected with preliminary sedimentation tank.This reactor drum in the runner envelope rotates and makes mikrobe contact waste water and the air that adheres to, thereby is absorbed with organic pollutants and oxygen, is transformed into carbonic acid gas and water to organic pollutant, and dirt is processed.The runner envelope water outlet gets into second pond, and the rising pipe by the top behind the removal biosolids flows out.Sewage in the second pond bottom can also get into runner envelope through refluxing opening and carry out secondary treatment by this reactor drum.A spot of active bio and aged microbial film come off on constantly by rotating disk in the aeration biofilm reactor, along with the waste water of handling gets into second pond, are deposited on the second pond bottom with mud at last and are discharged from shore pipe by water pump.Three process sections are integrated in the equipment box.Mainly contain following advantage: 1, the system process link is compact, and heavy at the beginning of having only, biochemical treatment, two is sunk, and is applicable to the small-scale sewage treatment station.2, the special structure design form has been saved floor space.3, adopt integrated design, three process sections are in an equipment box, and pool wall is shared, save pipeline expense and civil engineering costs.4, can also be set to multistagely from the aeration biofilm reactor, guarantee effluent quality, reduce energy consumption.
With reference to Fig. 6, a kind of employing also comprises A from a kind of embodiment of the Sewage treatment systems of aeration biofilm reactor in this embodiment
2O art breading case 8 is fixed on A from the aeration biofilm reactor
2The aerobic zone 8-3 of O art breading case.Sewage at first gets into A
2The anaerobic zone of O art breading case, in the anaerobic zone releases phosphorus, partial organic substances is carried out ammonification simultaneously; Sewage gets into A subsequently
2Denitrogenation is carried out in the oxygen-starved area of O art breading case, and nitric nitrogen is sent here by aerobic zone through internal recycle; Last sewage and mixed solution get into A
2The aerobic zone of O art breading case is removed BOD, carries out nitrated and Absorption of Phosphorus, and the while rotates from the aeration biofilm reactor aerobic zone, the microbial film contact waste water and the air that adhere to, thus remove the organism in the water.
In conjunction with Fig. 7, adopt a kind of embodiment of Fig. 6 system, A
2O art breading case is vertical process box; Be divided into anaerobic zone 8-1, oxygen-starved area 8-2 and aerobic zone 8-3 from down to up successively; Anaerobic zone, oxygen-starved area and aerobic zone are communicated with successively, and the anaerobic zone bottom is connected with water inlet pipe 8-4 and mud return line 8-5, and aerobic zone is communicated with drain pipe 8-6 and is connected through mixed-liquor return pipe 8-7 with the oxygen-starved area; Be communicated with the position at anaerobic zone, oxygen-starved area and aerobic zone and also be fixed with stirring rake 8-8, be fixed on aerobic zone top from the aeration biofilm reactor.Sewage gets into anaerobic zone by the lower left quarter water inlet pipe, and in the anaerobic zone releases phosphorus, partial organic substances is carried out ammonification simultaneously; Get into the oxygen-starved area subsequently and carry out denitrogenation, nitric nitrogen is sent the oxygen-starved area through the mixed-liquor return pipe back to by aerobic zone; Last sewage and mixed solution get into aerobic zone, remove BOD, carry out nitrated and Absorption of Phosphorus; While rotates from the aeration biofilm reactor aerobic zone, the microbial film contact waste water and the air that adhere to, thus remove the organism in the water; Guarantee effluent quality, improved the performance of denitrogenation dephosphorizing.Stirring rake mixes sewage, improves processing efficiency.Two process sections are integrated in the equipment box.Mainly contain following advantage: 1, as adopting vertical A
2O structure design form is taken up an area of and is saved about 60%-80%; As adopt horizontal A
2O structure design form is taken up an area of and is saved about 20%-30%.2, adopt integrated design, two process sections are in an equipment box, and pool wall is shared, save pipeline expense and civil engineering costs.3, strengthened A
2The effect of O denitrogenation dephosphorizing.4, can also be set to multistagely from the aeration biofilm reactor, guarantee effluent quality, reduce energy consumption.
With reference to Fig. 8; A kind of a kind of embodiment that adopts from the Sewage treatment systems of aeration biofilm reactor; Also comprise equalizing tank 9-1 and MBR membrane bioreactor 9-2 in this embodiment; Be fixed between equalizing tank and the MBR membrane bioreactor from the aeration biofilm reactor, equalizing tank and MBR membrane bioreactor are communicated with.Be arranged on the MBR front from the aeration biofilm reactor; Sewage gets into the gas biofilm reactor that exposes oneself and carries out oxidation operation after equalizing tank regulating pondage water quality, preliminary denitrogenation dephosphorizing gets into MBR subsequently; Further carry out a biological disposal upon; Degradation of organic substances is removed nitrogen and phosphorus in the water more completely, realizes the deep purifying of sewage.
In conjunction with Fig. 9, adopt a kind of embodiment of Fig. 8 system.Said system is fixed in the integrated box 9, and integrated box is divided into equalizing tank, runner envelope 100-1 and MBR chamber 9-3 successively, and the runner envelope that is fixed with from the aeration biofilm reactor is communicated with the MBR chamber and the equalizing tank that are fixed with the MBR membrane bioreactor respectively.In the present embodiment, be arranged on MBR technology front from the aeration biofilm reactor, sewage carries out getting into the gas biofilm reactor that exposes oneself after the adjusting of water quantity and quality and carries out oxidation operation, preliminary denitrogenation dephosphorizing at equalizing tank; Get into MBR subsequently, further carry out a biological disposal upon, degradation of organic substances is removed nitrogen and phosphorus in the water more completely, realizes the deep purifying of sewage.Three process sections are integrated in the equipment box.Mainly contain following advantage: 1, sewage is carried out the early stage processing subsequent and just get into MBR, alleviated pollution, saved working cost to film from the aeration biofilm reactor.2, adopt integrated design, two process sections are in an equipment box, and pool wall is shared, save pipeline expense and civil engineering costs.3, can also be set to multistagely from the aeration biofilm reactor, guarantee effluent quality, reduce energy consumption.
With reference to Figure 10; A kind of a kind of embodiment that adopts from the Sewage treatment systems of aeration biofilm reactor; In this embodiment, also comprise preliminary sedimentation tank 7-1 and filter cloth filter tank 10-2, be fixed between preliminary sedimentation tank and the filter cloth pond and from the aeration biofilm reactor and couple together preliminary sedimentation tank and filter cloth filter tank.Sewage gets into the preliminary sedimentation tank from water inlet pipe, and large particulate matters such as silt wherein are deposited to the preliminary sedimentation tank bottom and discharge.The preliminary sedimentation tank water outlet gets into carries out biochemical treatment from the aeration biofilm reactor; Pollution substance wherein is by the microbiological deterioration in the water; Get into filter cloth filter tank district from the water outlet of aeration biofilm reactor, through the concentration of suspension in the filteration reduction water in filter cloth filter tank, qualified discharge.
In conjunction with Figure 11; Adopt a kind of embodiment of Figure 10 system; Between preliminary sedimentation tank and filter cloth filter tank, also be fixed with runner envelope 100-1; Preliminary sedimentation tank is connected with runner envelope through the fixed weir 10-3 on top, and runner envelope is communicated to through current stabilization chamber 10-4 between the filter cloth filter tank, is fixed in the runner envelope from the aeration biofilm reactor.In the present embodiment, sewage gets in the primary clarifier, and large particulate matters such as silt wherein are deposited to the preliminary sedimentation tank bottom and discharge.The preliminary sedimentation tank water outlet gets into carries out biochemical treatment from aeration biofilm reactor district, and pollution substance wherein is by the microbiological deterioration in the water.Water outlet advances behind waterflow stabilization, to get into filter cloth filter tank district through the current stabilization chamber, through the concentration of suspension in the filteration reduction water in filter cloth filter tank, qualified discharge.Three process sections are integrated in the equipment box.Mainly contain following advantage: 1, the system process link is compact, has only just heavy, biochemical treatment, filtration, is applicable to the small-scale sewage treatment station; 2 usefulness filter cloth filter tanks replace taking up an area of bigger second pond, take up an area of to save about 50%-90%; 3, adopt integrated design, three process sections are in an equipment box, and pool wall is shared, save pipeline expense and civil engineering costs.4, filter cloth filter tank water outlet precision is higher than traditional second pond, and water outlet is effective.5, can also be set to multistagely from the aeration biofilm reactor, guarantee effluent quality, reduce energy consumption
The present invention can handle sewage through to the integrated application from aeration biofilm reactor and other sewage disposal devices at many levels, reaches to make the effect of each Sewage treatment systems better, more energy-conservation more environmental protection.
The above; Be preferable case study on implementation of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (11)
1. one kind from the aeration biofilm reactor; It is characterized in that comprise the disc (1) that is circular, a plurality of discs are through range upon range of being fixed together of fixed link (6); And form cylindrical structure with blind plate (2) sealing at two ends; Be fixed with bracing frame (4) on the blind plate at two ends, bracing frame connects through central rotating shaft (5), fills at the hollow space of cylinder and is fixed with sorbing material (3).
2. according to claim 1 from the aeration biofilm reactor; It is characterized in that said disc is by a plurality of discs unit (11) formation that laterally is bolted together, the disc unit is sector structure; The concavo-convex formation of disc cell surface S type ripple; Be connected to the baffle plate (12) that is higher than the disc ripple along the unitary edge joint weld of disc, the baffle plate difference opening that is positioned at the disc right side central and the upper left corner forms air outlet (13) and inlet mouth (14), and the baffle plate of one side is to the inner extension in disc unit in the air outlet; Whole baffle plate forms " G " shape at the disc cell surface, and the baffle plate top of disc unit one side has groove (15).
3. according to claim 1 from the aeration biofilm reactor; It is characterized in that said sorbing material is a kind of in fibrous bundle filler, fibrous nodules filler, papery lamination corrugated body filler, epoxy resin, unsaturated polyester vinegar resin glass fibre reinforced plastics, Vestolen PP 7052 and the Vilaterm.
4. one kind is adopted the described Sewage treatment systems from the aeration biofilm reactor of claim 1; It is characterized in that; Also comprise preliminary sedimentation tank (7-1) and second pond (7-2), be fixed between preliminary sedimentation tank and the second pond, preliminary sedimentation tank and second pond are coupled together from aeration biofilm reactor (100).
5. Sewage treatment systems according to claim 4; It is characterized in that; Saidly be fixed in the runner envelope (100-1) from the aeration biofilm reactor; Preliminary sedimentation tank is fixed on the runner envelope lower left, and second pond is fixed on the runner envelope lower right, and runner envelope couples together with preliminary sedimentation tank and second pond through dividing plate perforate (7-3) and water outlet (7-4) respectively; Also be connected with sewage on the preliminary sedimentation tank and go into pipe (7-5); Except that being connected with rising pipe (7-9), also have the refluxing opening (7-6) that is connected with runner envelope on the second pond; Preliminary sedimentation tank and second pond bottom all are communicated with shore pipe (7-7), and shore pipe is provided with residual sea water pump (7-8).
6. one kind is adopted the described Sewage treatment systems from the aeration biofilm reactor of claim 1, it is characterized in that, also comprises A
2O art breading case (8) is fixed on A from the aeration biofilm reactor
2The aerobic zone (8-3) of O art breading case.
7. Sewage treatment systems according to claim 6 is characterized in that, said A
2O art breading case is vertical process box; Be divided into anaerobic zone (8-1), oxygen-starved area (8-2) and aerobic zone (8-3) from down to up successively; Anaerobic zone, oxygen-starved area and aerobic zone are communicated with successively; The anaerobic zone bottom is connected with water inlet pipe (8-4) and mud return line (8-5); Aerobic zone is communicated with drain pipe (8-6) and is connected through mixed-liquor return pipe (8-7) with the oxygen-starved area, is communicated with the position at anaerobic zone, oxygen-starved area and aerobic zone and also is fixed with stirring rake (8-8), is fixed on aerobic zone top from the aeration biofilm reactor.
8. one kind is adopted the described Sewage treatment systems from the aeration biofilm reactor of claim 1; It is characterized in that; Also comprise equalizing tank (9-1) and MBR membrane bioreactor (9-2); Be fixed between equalizing tank and the MBR membrane bioreactor from the aeration biofilm reactor, equalizing tank and MBR membrane bioreactor are communicated with.
9. Sewage treatment systems according to claim 8; It is characterized in that; Said system is fixed in the integrated box (9); Integrated box is divided into equalizing tank, runner envelope (100-1) and MBR chamber (9-3) successively, and the runner envelope that is fixed with from the aeration biofilm reactor is communicated with the MBR chamber and the equalizing tank that are fixed with the MBR membrane bioreactor respectively.
10. one kind is adopted the described Sewage treatment systems from the aeration biofilm reactor of claim 1; It is characterized in that; Also comprise preliminary sedimentation tank (10-1) and filter cloth filter tank (10-2), be fixed between preliminary sedimentation tank and the filter cloth pond and from the aeration biofilm reactor and couple together preliminary sedimentation tank and filter cloth filter tank.
11. Sewage treatment systems according to claim 10; It is characterized in that; Between preliminary sedimentation tank and filter cloth filter tank, also be fixed with runner envelope (100-1); Preliminary sedimentation tank is connected with runner envelope through the fixed weir (10-3) on top, and runner envelope is communicated to through current stabilization chamber (10-4) between the filter cloth filter tank, is fixed in the runner envelope from the aeration biofilm reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN103073097A (en) * | 2013-02-05 | 2013-05-01 | 青岛理工大学 | Mixed reaction processing device |
| CN103663677A (en) * | 2012-09-24 | 2014-03-26 | 上海海洋大学 | Porous columnar biological stuffing |
| CN103991957A (en) * | 2014-04-24 | 2014-08-20 | 中铁第四勘察设计院集团有限公司 | Integrated sewage treatment apparatus |
| CN106396088A (en) * | 2016-12-15 | 2017-02-15 | 江苏立能环保水处理工程有限公司 | Fiber ball filter apparatus |
| CN106746361A (en) * | 2017-02-07 | 2017-05-31 | 北京安国水道自控工程技术有限公司 | A kind of new village sewage-treatment plant and method |
| CN107032560A (en) * | 2017-05-09 | 2017-08-11 | 河海大学 | A kind of sewage water denitrification dephosphorization apparatus and its application based on capacitive deionization technology |
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| CN108249576A (en) * | 2018-01-17 | 2018-07-06 | 南昌大学 | The device of nitrogen, phosphorus and organic matter resource reclaim in a kind of sewage |
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| CN103073097A (en) * | 2013-02-05 | 2013-05-01 | 青岛理工大学 | Mixed reaction processing device |
| CN103991957A (en) * | 2014-04-24 | 2014-08-20 | 中铁第四勘察设计院集团有限公司 | Integrated sewage treatment apparatus |
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| CN106396088A (en) * | 2016-12-15 | 2017-02-15 | 江苏立能环保水处理工程有限公司 | Fiber ball filter apparatus |
| CN106746361A (en) * | 2017-02-07 | 2017-05-31 | 北京安国水道自控工程技术有限公司 | A kind of new village sewage-treatment plant and method |
| CN107032560A (en) * | 2017-05-09 | 2017-08-11 | 河海大学 | A kind of sewage water denitrification dephosphorization apparatus and its application based on capacitive deionization technology |
| CN107200399A (en) * | 2017-06-16 | 2017-09-26 | 北京安力斯环境科技股份有限公司 | From aeration and biological runner, Small Town Wastewater processing equipment and technique |
| CN108249576A (en) * | 2018-01-17 | 2018-07-06 | 南昌大学 | The device of nitrogen, phosphorus and organic matter resource reclaim in a kind of sewage |
| CN108249576B (en) * | 2018-01-17 | 2023-11-17 | 江西绿鄱环保科技有限公司 | Device for recycling nitrogen, phosphorus and organic matter resources in sewage |
| CN108408901A (en) * | 2018-04-17 | 2018-08-17 | 太原科技大学 | It is a kind of for sewage disposal from aeration film reactor and its application method |
| CN108408901B (en) * | 2018-04-17 | 2023-10-27 | 太原科技大学 | Self-aeration membrane reactor for sewage treatment and application method thereof |
| CN108947145A (en) * | 2018-08-24 | 2018-12-07 | 江西中捷工程建设有限公司 | A kind of municipal sewage system |
| CN108911118A (en) * | 2018-09-26 | 2018-11-30 | 湖南创清环境技术有限公司 | A kind of hydrodynamic(al) biomembrane is from aerator |
| CN108911118B (en) * | 2018-09-26 | 2024-01-05 | 湖南创清环境技术有限公司 | Water-driven biological film self-aerator |
| CN112759191A (en) * | 2020-12-30 | 2021-05-07 | 浙江大学 | Wastewater treatment facility and method using biological rotating barrel |
| CN113880240A (en) * | 2021-11-19 | 2022-01-04 | 浙江海洋大学 | Multistage sewage treatment plant |
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