CN106746176B - Pollution of river Strong oxdiative restores biological treating method - Google Patents

Pollution of river Strong oxdiative restores biological treating method Download PDF

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CN106746176B
CN106746176B CN201611031321.3A CN201611031321A CN106746176B CN 106746176 B CN106746176 B CN 106746176B CN 201611031321 A CN201611031321 A CN 201611031321A CN 106746176 B CN106746176 B CN 106746176B
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river
sewage
biological
pollution
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CN106746176A (en
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刘军亮
莫日红
姜在春
莫日高
彭美银
莫清云
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Wobang Environmental Protection Co Ltd
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Wobang Environmental Protection Co Ltd
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    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • 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
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • 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
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • 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
    • 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
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • 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
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used

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  • 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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

The invention discloses pollution of river Strong oxdiatives to restore biological treating method, redox inorganic agent is added in river sewage, and start Aeration fan, microbubble is directly injected into river sewage, and pretreatment fluid is made after processing；Wherein redox inorganic agent includes polyacrylamide, amphoteric starch, phosphoric acid, tannic acid, di-iron trioxide, aluminum sulfate, deionized water, poly-ferric chloride；Pretreatment fluid is placed in moving bed biofilm reactor and is handled, then is uniformly sprayed on biodegradable bed and carries out biodegradable processing, sewage completes biodegrade when by biological enzyme additive, filtering obtains clear water；Biological enzyme additive includes oxidoreducing enzyme, cellulase, biological flocculant, chlorella, dynamic glue bacterium, diatomite, sodium gluconate, montmorillonite powder etc..The present invention can effectively remove pollutant most in river sewage, and efficient, environmental protection, not have secondary pollution to environment.

Description

Pollution of river Strong oxdiative restores biological treating method
Technical field
The present invention relates to technical field of sewage, specifically pollution of river Strong oxdiative restores biological treating method.
Background technique
With the fast development of China's economic, urban population quantity sharp increase, rain sewage diversion pipe network is not perfect and cities and towns Construction of wastewater treatment plant lag and booting are insufficient, and sewage load and quantity of wastewater effluent numerous imbalances, these sewage flow into river Inevitable polluted river causes river water blackening smelly, seriously affects people's lives, or even endangers the existence of the mankind, occupies to cities and towns The health and urban ecological security of the people constitutes serious threat.According to investigations, there is nearly 50% river in Chinese 700 a plurality of important rivers Section, 90% or more waters along the river polluted, and some urban rivers even become completely receives dirty river, and river improvement quarter is not Rong Huan.The city domestic sewage and industrial wastewater dissolved oxygen amount being contaminated are very low, anaerobic bacteria mass propagation, and water quality can be at this time One step deteriorates.Existing river sewage processing method clean-up effect is poor, and processing is not thorough, and has a single function, and lacks the feature of environmental protection
Problem.
Summary of the invention
The purpose of the present invention is to provide pollution of river Strong oxdiative that is efficient, environmentally friendly, not having secondary pollution to environment reduction Biological treating method, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
Pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 0 .05-5kg/m3, and starts aeration wind Microbubble is directly injected into river sewage by machine, and pretreatment fluid is made after handling 0 .5-6h；Wherein redox inorganic agent is pressed Raw material according to parts by weight includes: 10-50 parts of polyacrylamide, 10-50 parts of amphoteric starch, 0 .5-12 parts of phosphoric acid, tannic acid 0 .5-12 part, 1-18 parts of di-iron trioxide, 10-25 parts of aluminum sulfate, 40-90 parts of deionized water, 1-10 parts of poly-ferric chloride；
2) pretreatment fluid is placed in moving bed biofilm reactor, filler, starting aeration wind is provided in reactor Machine, filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely；
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer miscellaneous Matter obtains clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:1-30；The raw material of biological enzyme additive by weight It include: 5-25 parts of oxidoreducing enzyme, 5-20 parts of cellulase, 1-15 parts of protease, 10-50 parts of biological flocculant, chlorella 10- 50 parts, dynamic 1-10 part of glue bacterium, 3-15 parts of the Escherichia in centre, 3-15 parts of unwrapping wire shape Nocard's bacillus, 3-15 parts of bacillus, swim 1-15 parts of football shirt bacterium, 15-35 parts of diatomite, 1-10 parts of sodium gluconate, 8-25 parts of montmorillonite powder.
As a further solution of the present invention: in step 1), redox inorganic agent adds according to the additive amount of 1-3kg/m3 Enter in river sewage.
As a further solution of the present invention: in step 1), redox inorganic agent includes: poly- according to the raw material of parts by weight 15-45 parts of acrylamide, 15-45 parts of amphoteric starch, -10 parts of phosphatase 11,1-10 parts of tannic acid, 2-15 parts of di-iron trioxide, sulfuric acid 12-22 parts of aluminium, 45-85 parts of deionized water, 2-8 parts of poly-ferric chloride.
As a further solution of the present invention: in step 1), redox inorganic agent includes: poly- according to the raw material of parts by weight 20-40 parts of acrylamide, 20-40 parts of amphoteric starch, 3-8 parts of phosphoric acid, 1-8 parts of tannic acid, 5-12 parts of di-iron trioxide, aluminum sulfate 15-20 parts, 50-80 parts of deionized water, 3-6 parts of poly-ferric chloride.
As a further solution of the present invention: in step 1), the processing time is 1-3h.
As a further solution of the present invention: in step 3), the mass ratio of biological enzyme additive and sewage is 1:2-20.
As a further solution of the present invention: in step 3), the raw material of biological enzyme additive by weight includes: that oxidation is gone back 8-20 parts of protoenzyme, 8-18 parts of cellulase, -12 parts of protease 3,15-45 parts of biological flocculant, 15-45 parts of chlorella, dynamic glue bacterium 2-8 parts, intermediate 4-12 parts of Escherichia, 4-12 parts of unwrapping wire shape Nocard's bacillus, 4-12 parts of bacillus, Sphaerotilus natans 2-12 Part, 18-30 parts of diatomite, 2-8 parts of sodium gluconate, 10-20 parts of montmorillonite powder.
As a further solution of the present invention: in step 3), the raw material of biological enzyme additive by weight includes: that oxidation is gone back 10-18 parts of protoenzyme, 10-15 parts of cellulase, 5-8 parts of protease, 20-40 parts of biological flocculant, 20-40 parts of chlorella, dynamic glue 3-6 parts of bacterium, intermediate 6-10 parts of Escherichia, 6-10 parts of unwrapping wire shape Nocard's bacillus, 6-10 parts of bacillus, Sphaerotilus natans 3-10 Part, 20-28 parts of diatomite, 3-6 parts of sodium gluconate, 12-20 parts of montmorillonite powder.
Compared with prior art, the beneficial effects of the present invention are:
The present invention removes most of heavy metal and complex compound, organic matter in river sewage using redox inorganic agent Deng, recycle the further degradation of organic substances of biological enzyme additive, ammoniacal nitrogen, SS, nitrous, nitre in river sewage can be effectively reduced State nitrogen, total nitrogen (TN), total phosphorus (TP), purifying water body.Also contain biological flocculant, chlorella, silicon in biological enzyme additive simultaneously Diatomaceous earth, montmorillonite powder etc. have apparent Adsorption to act in N, P, heavy metal, while also having certain removal effect to COD Fruit.Pollutant most in river sewage, and efficient, environmental protection can be removed using method of the invention, do not had to environment There is secondary pollution.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described, Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 0 .05kg/m3, and starts aeration wind Microbubble is directly injected into river sewage by machine, and pretreatment fluid is made after handling 0 .5h；Wherein redox inorganic agent according to The raw material of parts by weight includes: 10 parts of polyacrylamide, 10 parts of amphoteric starch, 0 .5 parts of phosphoric acid, 0 .5 parts of tannic acid, three oxidations two 1 part of iron, 10 parts of aluminum sulfate, 40 parts of deionized water, 1 part of poly-ferric chloride.
2) pretreatment fluid is placed in moving bed biofilm reactor, filler, starting aeration wind is provided in reactor Machine, filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely.
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer outstanding The impurity such as floating object obtain clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:1；Biological enzyme additive is by weight Raw material include: 5 parts of oxidoreducing enzyme, 5 parts of cellulase, 1 part of protease, 10 parts of biological flocculant, 10 parts of chlorella, dynamic glue 1 part of bacterium, intermediate 3 parts of Escherichia, 3 parts of unwrapping wire shape Nocard's bacillus, 3 parts of bacillus, 1 part of Sphaerotilus natans, 15 parts of diatomite, 1 part of sodium gluconate, 8 parts of montmorillonite powder.
The administering method of the embodiment of the present invention 1 is administered respectively in the river sewage of Shenzhen, is detected through detecting, this hair Bright embodiment administering method is 88% to (SS) removal rate of suspended matter in sewage, and the removal rate of turbidity (Turbidity) is 84%. To ammoniacal nitrogen (NH+4-N) removal rate up to 85%, TP removal rate up to 82%, COD removal rate up to 88%, chemical oxygen consumption (COC) (COD) 87%, 84% is reached to the removal rate of heavy metal.
Embodiment 2
In the embodiment of the present invention, pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 5kg/m3, and starts Aeration fan, it will Microbubble is directly injected into river sewage, and pretreatment fluid is made after handling 6h；Wherein redox inorganic agent is according to parts by weight Raw material includes: 50 parts of polyacrylamide, 50 parts of amphoteric starch, 2 parts of phosphatase 11,12 parts of tannic acid, 18 parts of di-iron trioxide, sulfuric acid 25 parts of aluminium, 90 parts of deionized water, 10 parts of poly-ferric chloride.
2) pretreatment fluid is placed in moving bed biofilm reactor, filler is provided in reactor, start Aeration fan, Filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely.
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer outstanding The impurity such as floating object obtain clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:30；Biological enzyme additive is by weight Raw material include: 25 parts of oxidoreducing enzyme, 20 parts of cellulase, 15 parts of protease, 50 parts of biological flocculant, 50 parts of chlorella, Dynamic 10 parts of glue bacterium, intermediate 15 parts of Escherichia, 15 parts of unwrapping wire shape Nocard's bacillus, 15 parts of bacillus, 15 parts of Sphaerotilus natans, silicon 35 parts of diatomaceous earth, 10 parts of sodium gluconate, 25 parts of montmorillonite powder.
The administering method of the embodiment of the present invention 2 is administered respectively in the river sewage of Shenzhen, is detected through detecting, the present invention Embodiment administering method is 88 .5% to (SS) removal rate of suspended matter in sewage, and the removal rate of turbidity (Turbidity) is 84 .2%.To ammoniacal nitrogen (NH+4-N) removal rate up to 85 .2%, TP removal rate is up to 82 .3%, and COD removal rate is up to 88 .5%, 87 .5% of chemical oxygen consumption (COC) (COD) reaches 84 .2% to the removal rate of heavy metal.
Embodiment 3
In the embodiment of the present invention, pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 1kg/m3, and starts Aeration fan, it will Microbubble is directly injected into river sewage, and pretreatment fluid is made after handling 1h；Wherein redox inorganic agent is according to parts by weight Raw material includes: 15 parts of polyacrylamide, 15 parts of amphoteric starch, phosphatase 11 part, 1 part of tannic acid, 2 parts of di-iron trioxide, aluminum sulfate 12 Part, 45 parts of deionized water, 2 parts of poly-ferric chloride.
2) pretreatment fluid is placed in moving bed biofilm reactor, filler, starting aeration wind is provided in reactor Machine, filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely.
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer outstanding The impurity such as floating object obtain clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:2；Biological enzyme additive is by weight Raw material include: 8 parts of oxidoreducing enzyme, 8 parts of cellulase, protease 3 part, 15 parts of biological flocculant, 15 parts of chlorella, dynamic glue 2 parts of bacterium, intermediate 4 parts of Escherichia, 4 parts of unwrapping wire shape Nocard's bacillus, 4 parts of bacillus, 2 parts of Sphaerotilus natans, 18 parts of diatomite, 2 parts of sodium gluconate, 10 parts of montmorillonite powder.
The administering method of the embodiment of the present invention 3 is administered respectively in the river sewage of Shenzhen, is detected through detecting, the present invention Embodiment administering method is 89 .4% to (SS) removal rate of suspended matter in sewage, and the removal rate of turbidity (Turbidity) is 85 .8%.To ammoniacal nitrogen (NH+4-N) removal rate up to 86 .9%, TP removal rate up to 84%, COD removal rate up to 89 .7%, 88 .5% of chemical oxygen consumption (COC) (COD), reaches 85 .2% to the removal rate of heavy metal.
Embodiment 4
In the embodiment of the present invention, pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 3kg/m3, and starts Aeration fan, it will Microbubble is directly injected into river sewage, and pretreatment fluid is made after handling 3h；Wherein redox inorganic agent is according to parts by weight Raw material includes: 45 parts of polyacrylamide, 45 parts of amphoteric starch, 0 part of phosphatase 11,10 parts of tannic acid, 15 parts of di-iron trioxide, sulfuric acid 22 parts of aluminium, 85 parts of deionized water, 8 parts of poly-ferric chloride.
2) pretreatment fluid is placed in moving bed biofilm reactor, filler is provided in reactor, start Aeration fan, Filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely.
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer outstanding The impurity such as floating object obtain clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:20；Biological enzyme additive is by weight Raw material include: 20 parts of oxidoreducing enzyme, 18 parts of cellulase, 12 parts of protease, 45 parts of biological flocculant, 45 parts of chlorella, Dynamic 8 parts of glue bacterium, intermediate 12 parts of Escherichia, 12 parts of unwrapping wire shape Nocard's bacillus, 12 parts of bacillus, 12 parts of Sphaerotilus natans, silicon 30 parts of diatomaceous earth, 8 parts of sodium gluconate, 20 parts of montmorillonite powder.
The administering method of the embodiment of the present invention 4 is administered respectively in the river sewage of Shenzhen, is detected through detecting, this hair Bright embodiment administering method is 90 .2% to (SS) removal rate of suspended matter in sewage, and the removal rate of turbidity (Turbidity) is 86 .2%.To ammoniacal nitrogen (NH+4-N) removal rate up to 87 .2%, TP removal rate is up to 84 .8%, and COD removal rate is up to 89 .5%, 88 .6% of chemical oxygen consumption (COC) (COD) reaches 85 .8% to the removal rate of heavy metal.
Embodiment 5
In the embodiment of the present invention, pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 2kg/m3, and starts Aeration fan, it will Microbubble is directly injected into river sewage, and pretreatment fluid is made after handling 3h；Wherein redox inorganic agent is according to parts by weight Raw material includes: 20 parts of polyacrylamide, 20 parts of amphoteric starch, 3 parts of phosphoric acid, 1 part of tannic acid, 5 parts of di-iron trioxide, aluminum sulfate 15 Part, 50 parts of deionized water, 3 parts of poly-ferric chloride.
2) pretreatment fluid is placed in moving bed biofilm reactor, filler is provided in reactor, start Aeration fan, Filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely.
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer outstanding The impurity such as floating object obtain clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:5；Biological enzyme additive is by weight Raw material include: oxido-reductase 10 part, it is 10 parts of cellulase, 5 parts of protease, 20 parts of biological flocculant, 20 parts of chlorella, dynamic 3 parts of glue bacterium, intermediate 6 parts of Escherichia, 6 parts of unwrapping wire shape Nocard's bacillus, 6 parts of bacillus, 3 parts of Sphaerotilus natans, diatomite 20 Part, 3 parts of sodium gluconate, 12 parts of montmorillonite powder.
The administering method of the embodiment of the present invention 5 is administered respectively in the river sewage of Shenzhen, is detected through detecting, the present invention Embodiment administering method is 92% to (SS) removal rate of suspended matter in sewage, and the removal rate of turbidity (Turbidity) is 91%.It is right Ammoniacal nitrogen (NH+4-N) removal rate up to 91%, TP removal rate up to 89%, COD removal rate up to 94%, chemical oxygen consumption (COC) (COD) 94%, 89% is reached to the removal rate of heavy metal.
Embodiment 6
In the embodiment of the present invention, pollution of river Strong oxdiative restores biological treating method, comprising the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 2kg/m3, and starts Aeration fan, it will Microbubble is directly injected into river sewage, and pretreatment fluid is made after handling 2h；Wherein redox inorganic agent is according to parts by weight Raw material includes: 40 parts of polyacrylamide, 40 parts of amphoteric starch, 8 parts of phosphoric acid, 8 parts of tannic acid, 12 parts of di-iron trioxide, aluminum sulfate 20 parts, 80 parts of deionized water, 6 parts of poly-ferric chloride.
2) pretreatment fluid is placed in moving bed biofilm reactor, filler, starting aeration wind is provided in reactor Machine, filler is in suspended state in moving bed biofilm reactor, comprehensive to move freely.
3) treated that sewage is uniformly sprayed at carries out at biodegrade on biodegradable bed for moving bed biofilm reactor Reason, the lower layer of biodegradable bed are filter layer, are laid with biological enzyme additive above filter layer；Sewage is passing through biological enzyme additive When complete biodegrade, organic matter difficult to degrade is further degraded；After biodegrade processing, filtered out by filter layer outstanding The impurity such as floating object obtain clear water；Wherein the mass ratio of biological enzyme additive and sewage is 1:10；Biological enzyme additive is by weight Raw material include: 18 parts of oxidoreducing enzyme, it is 15 parts of cellulase, proteinase 8 part, 40 parts of biological flocculant, 40 parts of chlorella, dynamic 6 parts of glue bacterium, intermediate 10 parts of Escherichia, 10 parts of unwrapping wire shape Nocard's bacillus, 10 parts of bacillus, 10 parts of Sphaerotilus natans, diatom Native 28 parts, 6 parts of sodium gluconate, 20 parts of montmorillonite powder.
The administering method of the embodiment of the present invention 6 is administered respectively in the river sewage of Shenzhen, is detected through detecting, the present invention Embodiment administering method is 94% to (SS) removal rate of suspended matter in sewage, and the removal rate of turbidity (Turbidity) is 92%.It is right Ammoniacal nitrogen (NH+4-N) removal rate up to 92%, TP removal rate up to 90%, COD removal rate up to 95%, chemical oxygen consumption (COC) (COD) 95%, 90% is reached to the removal rate of heavy metal.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. pollution of river Strong oxdiative restores biological treating method, which comprises the following steps:
1) redox inorganic agent is added in river sewage according to the additive amount of 0 .05-5kg/m3, and starts Aeration fan, Microbubble is directly injected into river sewage, pretreatment fluid is made after handling 0 .5-6h；Wherein redox inorganic agent is according to weight The raw material for measuring part includes: 10-50 parts of polyacrylamide, 10-50 parts of amphoteric starch, 0 .5-12 parts of phosphoric acid, 0 .5-12 of tannic acid Part, 1-18 parts of di-iron trioxide, 10-25 parts of aluminum sulfate, 40-90 parts of deionized water, 1-10 parts of poly-ferric chloride；
2) pretreatment fluid is placed in moving bed biofilm reactor, filler is provided in reactor, start Aeration fan, filler Suspended state is in moving bed biofilm reactor, it is comprehensive to move freely；
3) treated that sewage is uniformly sprayed at that biodegradable processing is carried out on biodegradable bed for moving bed biofilm reactor, raw The lower layer of object degradation bed is filter layer, is laid with biological enzyme additive above filter layer；Sewage is complete when by biological enzyme additive At biodegrade, after biodegrade processing, impurity is filtered out by filter layer, obtains clear water；Wherein biological enzyme additive with The mass ratio of sewage is 1:1-30；The raw material of biological enzyme additive by weight includes: 5-25 parts of oxidoreducing enzyme, cellulase 5-20 parts, 1-15 parts of protease, 10-50 parts of biological flocculant, 10-50 parts of chlorella, dynamic 1-10 parts of glue bacterium, intermediate Escherichia 3-15 parts, 3-15 parts of unwrapping wire shape Nocard's bacillus, 3-15 parts of bacillus, 1-15 parts of Sphaerotilus natans, 15-35 parts of diatomite, Portugal 1-10 parts of grape sodium saccharate, 8-25 parts of montmorillonite powder.
2. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 1), Redox inorganic agent is added in river sewage according to the additive amount of 1-3kg/m3.
3. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 1), Redox inorganic agent includes: 15-45 parts of polyacrylamide, 15-45 parts of amphoteric starch, phosphatase 11-10 according to the raw material of parts by weight Part, 1-10 parts of tannic acid, 2-15 parts of di-iron trioxide, 12-22 parts of aluminum sulfate, 45-85 parts of deionized water, poly-ferric chloride 2-8 Part.
4. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 1), Redox inorganic agent includes: 20-40 parts of polyacrylamide, 20-40 parts of amphoteric starch, phosphoric acid 3-8 according to the raw material of parts by weight Part, 1-8 parts of tannic acid, 5-12 parts of di-iron trioxide, 15-20 parts of aluminum sulfate, 50-80 parts of deionized water, poly-ferric chloride 3-6 Part.
5. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 1), The processing time is 1-3h.
6. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 3), The mass ratio of biological enzyme additive and sewage is 1:2-20.
7. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 3), The raw material of biological enzyme additive by weight include: 8-20 parts of oxidoreducing enzyme, 8-18 parts of cellulase, -12 parts of protease 3, 15-45 parts of biological flocculant, 15-45 parts of chlorella, dynamic 2-8 parts of glue bacterium, intermediate 4-12 parts of Escherichia, unwrapping wire shape Nocard's bacillus 4-12 parts, 4-12 parts of bacillus, 2-12 parts of Sphaerotilus natans, 18-30 parts of diatomite, 2-8 parts of sodium gluconate, montmorillonite powder 10-20 parts.
8. pollution of river Strong oxdiative according to claim 1 restores biological treating method, which is characterized in that in step 3), The raw material of biological enzyme additive by weight include: -18 parts of oxido-reductase 10,10-15 parts of cellulase, 5-8 parts of protease, 20-40 parts of biological flocculant, 20-40 parts of chlorella, dynamic 3-6 parts of glue bacterium, intermediate 6-10 parts of Escherichia, unwrapping wire shape Nocard's bacillus 6-10 parts, 6-10 parts of bacillus, 3-10 parts of Sphaerotilus natans, 20-28 parts of diatomite, 3-6 parts of sodium gluconate, montmorillonite powder 12-20 parts.
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