CN105967459A - Sequencing batch reactor (SBR) water purification technology and operation method thereof - Google Patents
Sequencing batch reactor (SBR) water purification technology and operation method thereof Download PDFInfo
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- CN105967459A CN105967459A CN201610564062.4A CN201610564062A CN105967459A CN 105967459 A CN105967459 A CN 105967459A CN 201610564062 A CN201610564062 A CN 201610564062A CN 105967459 A CN105967459 A CN 105967459A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 238000000746 purification Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005516 engineering process Methods 0.000 title abstract description 7
- 238000012163 sequencing technique Methods 0.000 title abstract description 3
- 244000005700 microbiome Species 0.000 claims abstract description 158
- 239000010865 sewage Substances 0.000 claims abstract description 29
- 239000000126 substance Substances 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 12
- 230000003647 oxidation Effects 0.000 claims abstract description 12
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 12
- 238000004062 sedimentation Methods 0.000 claims description 71
- 239000010802 sludge Substances 0.000 claims description 34
- 238000005276 aerator Methods 0.000 claims description 22
- 238000005273 aeration Methods 0.000 claims description 14
- 238000001556 precipitation Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 239000011888 foil Substances 0.000 claims description 10
- 230000000873 masking effect Effects 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 5
- 238000002161 passivation Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- 230000000813 microbial effect Effects 0.000 abstract description 11
- 239000000725 suspension Substances 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000000284 resting effect Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000005156 Dehydration Diseases 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- -1 react Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/48—Devices for applying magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a sequencing batch reactor (SBR) water purification technology and an operation method thereof. The SBR water purification technology comprises a regulation tank, a settling tank a, an SBR reaction tank, a chemical oxidation pond and a settling tank b. The operation method comprises the steps of firstly, opening a container to enable immobilized microbial balls to flow into a system, then collecting the immobilized microbial balls which are used for a longer time, and finally, making the collected immobilized microbial balls again. The immobilized microbial balls used in the SBR water purification technology and the operation method thereof not only can maintain the activities of microorganisms, but also are capable of separating mud and water and are good in settleability; the diameters of the immobilized microbial balls are selected at just the right level, so that the immobilized microbial balls can suspend in a smaller magnetic field, and sewage is also in contact with the microorganisms in the immobilized microbial balls; the immobilized microbial balls are in a state of suspension under the action of the magnetic field, and the activities of the microorganisms are also improved by the magnetic field; and the immobilized microbial balls can be recycled, so that the microorganisms in the immobilized microbial balls are in a high-activity state all the time.
Description
Technical field
The present invention relates to sewage treatment area, specially SBR water purification process and its operational approach.
Background technology
China is the most unbalanced country of distribution of water resources, and the water resource that each place has is the most unbalanced, generally one hydropenia country, and the whole nation has the city of 70% to be in exsiccosis；China or a with serious pollution country of water simultaneously, annual because water pollutes the loss caused accounts for the 2% of GDP, water pollution condition is constantly aggravated so that sewage disposal and regeneration industry are by unprecedented concern.
SBR sewage treatment process i.e. sequencing batch reactor, it is based on the microorganism the produced technique to the activated sludge process of the biological wastewater treatment that the pollutant such as the Organic substance in sewage, ammonia nitrogen are explained under aerobic condition that suspends.Run with intermittent mode chronologically, change Activated Sludge Growth environment, the sewage disposal technology extensively admitted by the whole world and use.
SBR technique is by reaction, precipitation and in a cell body, be respectively completed in same cell body into water, react, precipitate, draining, five processes such as idle.SBR technique is high to the removal efficiency of pollutant, floor space is few, layout is tight, the method for operation is flexible, and the change to the water yield and water quality has bigger adaptability, just has bigger motility, and operating cost is low in terms of operation operational management.
The effect of detention tank is mainly mud-water separation, and the method that routine uses is free sedimentation, flocculation sediment, group's precipitation and compression precipitating, but method of each precipitation has respective shortcoming, or the sedimentation time is oversize, or mud-water separation is not thorough, settleability is bad.
Summary of the invention
It is an object of the invention to provide SBR water purification process and its operational approach, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme: SBR water purification process, including regulating reservoir, sedimentation tank a, sbr reactor pond, chemical oxidation pond and sedimentation tank b；Sewage through filtering sequentially enters regulating reservoir, sedimentation tank a, sbr reactor pond and chemical oxidation pond, discharge after eventually passing sedimentation tank b precipitation, the immobilized microorganism ball of a part can be recovered in collection device by described sedimentation tank a, and internal immobilized microorganism ball can be all recovered in collection device by described sedimentation tank b；
Described sedimentation tank a includes water inlet pipe, outlet pipe, container and collection device；Described sbr reactor pond includes water inlet pipe, outlet pipe, magnetic field generator and aerator, and described aerator is used for intermittent aerating；Described sedimentation tank b includes water inlet pipe, outlet pipe and collection device；The described container in sedimentation tank a is used for containing immobilized microorganism ball；The bottom of described sedimentation tank and sedimentation tank b is provided with collection device, is used for collecting immobilized microorganism ball；
Described immobilized microorganism bag includes magnetizing mediums and activated sludge, and described magnetizing mediums is without magnetic, but can magnetize under the influence of a magnetic field, and described activated sludge is rich in microorganism；Described activated sludge is wrapped in magnetizing mediums, is formed spherical；Described magnetic field generator produces magnetic field, and then makes immobilized microorganism ball be in intermittent being kept in motion in sbr reactor pond.
Preferably, the preparation of the described immobilized microorganism ball in SBR water purification process with reclaim be by will be enriched in the activated sludge of microorganism by solvent be dissolved into thick after fill up in the plate with particular size circular hole that surface is made up of masking foil；Again magnetizing mediums is placed on plate, each circular hole is placed a magnetizing mediums；Then from the rectangular bend of tiling, plate being become cylinder, the circular hole bending on surface becomes big, and the plate enabling the immobilized microorganism ball air-dried and surface to be made up of masking foil departs from；Immobilized microorganism ball is used in described SBR water purification process, and by arranging magnetic field generator generation magnetic field around sbr reactor pond, makes immobilized microorganism ball be in intermittent being kept in motion in sbr reactor pond；Immobilized microorganism ball is in long-time use, and the activated sludge on surface loses activity gradually, by closing magnetic field, make immobilized microorganism ball sink to bottom by the gravity of self to reclaim, finally passing through to soak by the immobilized microorganism ball reclaimed, roll, centrifugal mode reclaims magnetizing mediums；Again the magnetizing mediums being recovered to and activated sludge are sufficiently mixed and again make immobilized microorganism ball.
Preferably, a diameter of 6 ~ 10mm of described immobilized microorganism ball.
Preferably, described magnetizing mediums is metallic nickel.
Preferably, described metallic nickel is the metallic nickel after Passivation Treatment.
Preferably, a diameter of 1 ~ 4mm of described magnetizing mediums.
Described SBR water purification process, its operational approach is:
The first step, open container, make the immobilized microorganism ball of inside be flowed into described SBR water purification process；
Second step, open magnetic field generator and aerator, make the internal magnetic field that produces, sbr reactor pond, and intermittent aeration, and then make immobilized microorganism ball being kept in motion at sbr reactor pond intermittent；
3rd step, opening conduits valve, make sewage be flowed in described SBR water purification process；
4th step, sewage are discharged after described SBR water purification process processes；After immobilized microorganism ball uses a period of time in described SBR water purification process, it is flowed in the sedimentation tank b not having magnetic field, whole immobilized microorganism balls is flowed in collection device, and the immobilized microorganism ball part in sedimentation tank a is flowed in collection device.
Compared with prior art, the invention has the beneficial effects as follows: the immobilized microorganism ball used in described SBR water purification process and its operational approach uses immobilized mode can make Microorganism incubation, this mode can not only maintain the activity of microorganism, preferably purify water, and can preferably make mud-water separation, settleability is good；A diameter of 6 ~ 10mm of immobilized microorganism ball, the diameter of immobilized microorganism ball will need bigger magnetic field that immobilized microorganism ball just can be made to suspend because of too big, sewage also will not be difficult to touch the microorganism inside immobilized microorganism ball because the diameter of immobilized microorganism ball is too big, and immobilized microorganism ball also will not be difficult to because diameter is the least prepare and reclaim；Two, immobilized microorganism bag includes magnetizing mediums and activated sludge, magnetizing mediums can make magnetizing mediums magnetize under the effect of externally-applied magnetic field, immobilized microorganism ball is enable to be in suspended state under the influence of a magnetic field, thus may advantageously facilitate the circulation of microorganism and improve microbial activity, can preferably purify water；Immobilized microorganism ball also will not be made to be damaged by the way of magnetic field controls immobilized microorganism ball；Three, immobilized microorganism ball can recycle, one side is due to the bacteria metabolism in immobilized microorganism ball and processes sewage for a long time, cause the microorganism in immobilized microorganism ball slowly old dead, use the mode reclaimed periodically discharge and supplement immobilized microorganism ball, the microorganism in immobilized microorganism ball can be made to be in high activity state all the time；On the other hand in water, flocculence or floating microorganism can be discharged together along with immobilized microorganism ball, and the microorganism of discharge is also used as preparing the raw material of immobilized microorganism ball.
Accompanying drawing explanation
Fig. 1 is the system structure schematic diagram of the present invention；
Fig. 2 is the structural representation of sedimentation tank a of the present invention；
Fig. 3 is the structural representation in SBR pond of the present invention；
Fig. 4 is the structural representation of sedimentation tank b of the present invention；
Fig. 5 is the structural representation of immobilized microorganism ball of the present invention.
In figure: 1, regulating reservoir, 2, sedimentation tank a, 3, sbr reactor pond, 4, chemical oxidation pond, 5, sedimentation tank b, 6, water inlet pipe, 7, outlet pipe, 8, container, 9, collection device, 10, magnetic field generator, 11, aerator, 12, immobilized microorganism ball, 13, magnetizing mediums, 14, activated sludge.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment 1:
Referring to Fig. 1-5, the present invention provides a kind of technical scheme: SBR water purification process, including regulating reservoir 1, sedimentation tank a2, sbr reactor pond 3, chemical oxidation pond 4 and sedimentation tank b5；Sewage through filtering sequentially enters regulating reservoir 1, sedimentation tank a2, sbr reactor pond 3 and chemical oxidation pond 4, discharge after eventually passing sedimentation tank b5 precipitation, the immobilized microorganism ball 12 of a part can be recovered in collection device 9 by sedimentation tank a2, and internal immobilized microorganism ball 12 can be all recovered in collection device 9 by sedimentation tank b5；
Sedimentation tank a2 includes water inlet pipe 6, outlet pipe 7, container 8 and collection device 9；Sbr reactor pond 3 includes water inlet pipe 6, outlet pipe 7, magnetic field generator 10 and aerator 11, and aerator 11 is for intermittent aerating；Sedimentation tank b5 includes water inlet pipe 6, outlet pipe 7 and collection device 9；Container 8 in sedimentation tank a2 is used for containing immobilized microorganism ball 12；The bottom of sedimentation tank 2 and sedimentation tank b5 is provided with collection device 9, is used for collecting immobilized microorganism ball 12；
Immobilized microorganism ball 12 includes magnetizing mediums 13 and activated sludge 14, a diameter of 6mm of immobilized microorganism ball 12, magnetizing mediums 13 is the metallic nickel after Passivation Treatment, a diameter of 1mm of magnetizing mediums 13, magnetizing mediums 13 is without magnetic, but can magnetize under the influence of a magnetic field, activated sludge 14 is rich in microorganism；Activated sludge 14 is wrapped in magnetizing mediums 13, is formed spherical；Magnetic field generator 10 produces magnetic field, and then makes immobilized microorganism ball 12 be in intermittent being kept in motion in sbr reactor pond 3.
The preparation of the immobilized microorganism ball 12 in SBR water purification process with reclaim be by will be enriched in the activated sludge 14 of microorganism by solvent be dissolved into thick after fill up in the plate with particular size circular hole that surface is made up of masking foil；Again magnetizing mediums 13 is placed on plate, each circular hole is placed a magnetizing mediums 13；Then from the rectangular bend of tiling, plate being become cylinder, the circular hole bending on surface becomes big, and the plate making the immobilized microorganism ball 12 air-dried can be made up of masking foil with surface departs from；Immobilized microorganism ball 12 is used in SBR water purification process, and produces magnetic field by arranging magnetic field generator 10 around sbr reactor pond 3, make immobilized microorganism ball 12 be in intermittent being kept in motion in sbr reactor pond 3；Immobilized microorganism ball 12 is in long-time use, the activated sludge 14 on surface loses activity gradually, by closing magnetic field, make immobilized microorganism ball 12 sink to bottom by the gravity of self to reclaim, finally by the immobilized microorganism ball 12 reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums 13；Again the magnetizing mediums 13 being recovered to is sufficiently mixed with activated sludge 14 and again makes immobilized microorganism ball 12.
SBR water purification process, its operational approach is:
The first step, open container 8, make the immobilized microorganism ball 12 of inside be flowed into SBR water purification process；
Second step, open magnetic field generator 10 and aerator 11, make the internal magnetic field that produces, sbr reactor pond 3, and intermittent aeration, and then make immobilized microorganism ball 12 being kept in motion at sbr reactor pond 3 intermittent；Intermittent aeration and immobilized microorganism ball 12 intermittent exercise in sbr reactor pond 3 mutually stagger, in sbr reactor pond 3, first sewage be stirred when immobilized microorganism ball 12 moves, then immobilized microorganism ball 12 is in suspension resting state, aerator 11 starts aeration, aerator 11 stops aeration afterwards, immobilized microorganism ball 12 moves again, it is stirred, finally, immobilized microorganism ball 12 is in suspension resting state, and sewage is in precipitation flows into next device；
3rd step, opening conduits valve, make sewage be flowed in SBR water purification process；
4th step, sewage are discharged after SBR water purification process processes；After immobilized microorganism ball 12 uses a period of time in SBR water purification process, it is flowed in the sedimentation tank b5 not having magnetic field, whole immobilized microorganism balls 12 is flowed in collection device 9, and immobilized microorganism ball 12 part in sedimentation tank a2 is flowed in collection device 9.
Embodiment 2:
Referring to Fig. 1-5, the present invention provides a kind of technical scheme: SBR water purification process, including regulating reservoir 1, sedimentation tank a2, sbr reactor pond 3, chemical oxidation pond 4 and sedimentation tank b5；Sewage through filtering sequentially enters regulating reservoir 1, sedimentation tank a2, sbr reactor pond 3 and chemical oxidation pond 4, discharge after eventually passing sedimentation tank b5 precipitation, the immobilized microorganism ball 12 of a part can be recovered in collection device 9 by sedimentation tank a2, and internal immobilized microorganism ball 12 can be all recovered in collection device 9 by sedimentation tank b5；
Sedimentation tank a2 includes water inlet pipe 6, outlet pipe 7, container 8 and collection device 9；Sbr reactor pond 3 includes water inlet pipe 6, outlet pipe 7, magnetic field generator 10 and aerator 11, and aerator 11 is for intermittent aerating；Sedimentation tank b5 includes water inlet pipe 6, outlet pipe 7 and collection device 9；Container 8 in sedimentation tank a2 is used for containing immobilized microorganism ball 12；The bottom of sedimentation tank 2 and sedimentation tank b5 is provided with collection device 9, is used for collecting immobilized microorganism ball 12；
Immobilized microorganism ball 12 includes magnetizing mediums 13 and activated sludge 14, a diameter of 10mm of immobilized microorganism ball 12, magnetizing mediums 13 is the metallic nickel after Passivation Treatment, a diameter of 4mm of magnetizing mediums 13, magnetizing mediums 13 is without magnetic, but can magnetize under the influence of a magnetic field, activated sludge 14 is rich in microorganism；Activated sludge 14 is wrapped in magnetizing mediums 13, is formed spherical；Magnetic field generator 10 produces magnetic field, and then makes immobilized microorganism ball 12 be in intermittent being kept in motion in sbr reactor pond 3.
The preparation of the immobilized microorganism ball 12 in SBR water purification process with reclaim be by will be enriched in the activated sludge 14 of microorganism by solvent be dissolved into thick after fill up in the plate with particular size circular hole that surface is made up of masking foil；Again magnetizing mediums 13 is placed on plate, each circular hole is placed a magnetizing mediums 13；Then from the rectangular bend of tiling, plate being become cylinder, the circular hole bending on surface becomes big, and the plate making the immobilized microorganism ball 12 air-dried can be made up of masking foil with surface departs from；Immobilized microorganism ball 12 is used in SBR water purification process, and produces magnetic field by arranging magnetic field generator 10 around sbr reactor pond 3, make immobilized microorganism ball 12 be in intermittent being kept in motion in sbr reactor pond 3；Immobilized microorganism ball 12 is in long-time use, the activated sludge 14 on surface loses activity gradually, by closing magnetic field, make immobilized microorganism ball 12 sink to bottom by the gravity of self to reclaim, finally by the immobilized microorganism ball 12 reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums 13；Again the magnetizing mediums 13 being recovered to is sufficiently mixed with activated sludge 14 and again makes immobilized microorganism ball 12.
SBR water purification process, its operational approach is:
The first step, open container 8, make the immobilized microorganism ball 12 of inside be flowed into SBR water purification process；
Second step, open magnetic field generator 10 and aerator 11, make the internal magnetic field that produces, sbr reactor pond 3, and intermittent aeration, and then make immobilized microorganism ball 12 being kept in motion at sbr reactor pond 3 intermittent；Intermittent aeration and immobilized microorganism ball 12 intermittent exercise in sbr reactor pond 3 mutually stagger, in sbr reactor pond 3, first sewage be stirred when immobilized microorganism ball 12 moves, then immobilized microorganism ball 12 is in suspension resting state, aerator 11 starts aeration, aerator 11 stops aeration afterwards, immobilized microorganism ball 12 moves again, it is stirred, finally, immobilized microorganism ball 12 is in suspension resting state, and sewage is in precipitation flows into next device；
3rd step, opening conduits valve, make sewage be flowed in SBR water purification process；
4th step, sewage are discharged after SBR water purification process processes；After immobilized microorganism ball 12 uses a period of time in SBR water purification process, it is flowed in the sedimentation tank b5 not having magnetic field, whole immobilized microorganism balls 12 is flowed in collection device 9, and immobilized microorganism ball 12 part in sedimentation tank a2 is flowed in collection device 9.
Embodiment 3:
Referring to Fig. 1-5, the present invention provides a kind of technical scheme: SBR water purification process, including regulating reservoir 1, sedimentation tank a2, sbr reactor pond 3, chemical oxidation pond 4 and sedimentation tank b5；Sewage through filtering sequentially enters regulating reservoir 1, sedimentation tank a2, sbr reactor pond 3 and chemical oxidation pond 4, discharge after eventually passing sedimentation tank b5 precipitation, the immobilized microorganism ball 12 of a part can be recovered in collection device 9 by sedimentation tank a2, and internal immobilized microorganism ball 12 can be all recovered in collection device 9 by sedimentation tank b5；
Sedimentation tank a2 includes water inlet pipe 6, outlet pipe 7, container 8 and collection device 9；Sbr reactor pond 3 includes water inlet pipe 6, outlet pipe 7, magnetic field generator 10 and aerator 11, and aerator 11 is for intermittent aerating；Sedimentation tank b5 includes water inlet pipe 6, outlet pipe 7 and collection device 9；Container 8 in sedimentation tank a2 is used for containing immobilized microorganism ball 12；The bottom of sedimentation tank 2 and sedimentation tank b5 is provided with collection device 9, is used for collecting immobilized microorganism ball 12；
Immobilized microorganism ball 12 includes magnetizing mediums 13 and activated sludge 14, a diameter of 8mm of immobilized microorganism ball 12, magnetizing mediums 13 is the metallic nickel after Passivation Treatment, a diameter of 3mm of magnetizing mediums 13, magnetizing mediums 13 is without magnetic, but can magnetize under the influence of a magnetic field, activated sludge 14 is rich in microorganism；Activated sludge 14 is wrapped in magnetizing mediums 13, is formed spherical；Magnetic field generator 10 produces magnetic field, and then makes immobilized microorganism ball 12 be in intermittent being kept in motion in sbr reactor pond 3.
The preparation of the immobilized microorganism ball 12 in SBR water purification process with reclaim be by will be enriched in the activated sludge 14 of microorganism by solvent be dissolved into thick after fill up in the plate with particular size circular hole that surface is made up of masking foil；Again magnetizing mediums 13 is placed on plate, each circular hole is placed a magnetizing mediums 13；Then from the rectangular bend of tiling, plate being become cylinder, the circular hole bending on surface becomes big, and the plate making the immobilized microorganism ball 12 air-dried can be made up of masking foil with surface departs from；Immobilized microorganism ball 12 is used in SBR water purification process, and produces magnetic field by arranging magnetic field generator 10 around sbr reactor pond 3, make immobilized microorganism ball 12 be in intermittent being kept in motion in sbr reactor pond 3；Immobilized microorganism ball 12 is in long-time use, the activated sludge 14 on surface loses activity gradually, by closing magnetic field, make immobilized microorganism ball 12 sink to bottom by the gravity of self to reclaim, finally by the immobilized microorganism ball 12 reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums 13；Again the magnetizing mediums 13 being recovered to is sufficiently mixed with activated sludge 14 and again makes immobilized microorganism ball 12.
SBR water purification process, its operational approach is:
The first step, open container 8, make the immobilized microorganism ball 12 of inside be flowed into SBR water purification process；
Second step, open magnetic field generator 10 and aerator 11, make the internal magnetic field that produces, sbr reactor pond 3, and intermittent aeration, and then make immobilized microorganism ball 12 being kept in motion at sbr reactor pond 3 intermittent；Intermittent aeration and immobilized microorganism ball 12 intermittent exercise in sbr reactor pond 3 mutually stagger, in sbr reactor pond 3, first sewage be stirred when immobilized microorganism ball 12 moves, then immobilized microorganism ball 12 is in suspension resting state, aerator 11 starts aeration, aerator 11 stops aeration afterwards, immobilized microorganism ball 12 moves again, it is stirred, finally, immobilized microorganism ball 12 is in suspension resting state, and sewage is in precipitation flows into next device；
3rd step, opening conduits valve, make sewage be flowed in SBR water purification process；
4th step, sewage are discharged after SBR water purification process processes；After immobilized microorganism ball 12 uses a period of time in SBR water purification process, it is flowed in the sedimentation tank b5 not having magnetic field, whole immobilized microorganism balls 12 is flowed in collection device 9, and immobilized microorganism ball 12 part in sedimentation tank a2 is flowed in collection device 9.
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; conceive in addition equivalent or change according to technical scheme and improvement thereof, all should contain within the scope of the present invention.
Claims (7)
1.SBR water purification process, it is characterised in that: include regulating reservoir (1), sedimentation tank a(2), sbr reactor pond (3), chemical oxidation pond (4) and sedimentation tank b(5)；Through filtration sewage sequentially enter regulating reservoir (1), sedimentation tank a(2), sbr reactor pond (3) and chemical oxidation pond (4), eventually pass sedimentation tank b(5) precipitation after discharge, described sedimentation tank a(2) the immobilized microorganism ball (12) of a part can be recovered in collection device (9), described sedimentation tank b(5) internal immobilized microorganism ball (12) all can be recovered in collection device (9)；
Described sedimentation tank a(2) include water inlet pipe (6), outlet pipe (7), container (8) and collection device (9)；Described sbr reactor pond (3) includes water inlet pipe (6), outlet pipe (7), magnetic field generator (10) and aerator (11), and described aerator (11) is used for intermittent aerating；Described sedimentation tank b(5) include water inlet pipe (6), outlet pipe (7) and collection device (9)；Described sedimentation tank a(2) in container (8) be used for containing immobilized microorganism ball (12)；Described sedimentation tank (2) and sedimentation tank b(5) bottom be provided with collection device (9), be used for collecting immobilized microorganism ball (12)；
Described immobilized microorganism ball (12) includes magnetizing mediums (13) and activated sludge (14), and described magnetizing mediums (13) is without magnetic, but can magnetize under the influence of a magnetic field, and described activated sludge (14) is rich in microorganism；Described activated sludge (14) is wrapped in magnetizing mediums (13), is formed spherical；Described magnetic field generator (10) produces magnetic field, and then makes immobilized microorganism ball (12) be in intermittent being kept in motion in sbr reactor pond (3).
SBR water purification process the most according to claim 1, it is characterised in that: the preparation of the immobilized microorganism ball (12) in described SBR water purification process with reclaim be by will be enriched in the activated sludge of microorganism (14) by solvent be dissolved into thick after fill up in the plate with particular size circular hole that surface is made up of masking foil；Again magnetizing mediums (13) is placed on plate, each circular hole is placed a magnetizing mediums (13)；Then from the rectangular bend of tiling, plate being become cylinder, the circular hole bending on surface becomes big, and the plate making the immobilized microorganism ball (12) air-dried can be made up of masking foil with surface departs from；By immobilized microorganism ball (12) in described SBR water purification process, and by arranging magnetic field generator (10) generation magnetic field around sbr reactor pond (3), make immobilized microorganism ball (12) be in intermittent being kept in motion in sbr reactor pond (3)；Immobilized microorganism ball (12) is in long-time use, the activated sludge (14) on surface loses activity gradually, by closing magnetic field, make immobilized microorganism ball (12) sink to bottom by the gravity of self to reclaim, finally by the immobilized microorganism ball (12) reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums (13)；Again the magnetizing mediums (13) being recovered to and activated sludge (14) are sufficiently mixed and again make immobilized microorganism ball (12).
SBR water purification process the most according to claim 2, it is characterised in that: a diameter of 6 ~ 10mm of described immobilized microorganism ball (12).
SBR water purification process the most according to claim 1, it is characterised in that: described magnetizing mediums (13) is metallic nickel.
SBR water purification process the most according to claim 4, it is characterised in that: described metallic nickel is the metallic nickel after Passivation Treatment.
SBR water purification process the most according to claim 4, it is characterised in that: a diameter of 1 ~ 4mm of described magnetizing mediums (13).
7., according to the SBR water purification process described in claim 1-6, its operational approach is:
The first step, open container (8), make the immobilized microorganism ball (12) of inside be flowed into described SBR water purification process；
Second step, open magnetic field generator (10) and aerator (11), make the internal magnetic field that produces, sbr reactor pond (3), and intermittent aeration, and then make immobilized microorganism ball (12) being kept in motion at sbr reactor pond (3) intermittent；
3rd step, opening conduits valve, make sewage be flowed in described SBR water purification process；
4th step, sewage are discharged after described SBR water purification process processes；After immobilized microorganism ball (12) uses a period of time in described SBR water purification process, it is flowed into the sedimentation tank b(5 not having magnetic field) in, whole immobilized microorganism balls (12) is flowed in collection device (9), sedimentation tank a(2) in immobilized microorganism ball (12) part be flowed in collection device (9).
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