CN104098186B - A kind of immobilized microorganism sewage treatment process - Google Patents
A kind of immobilized microorganism sewage treatment process Download PDFInfo
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- CN104098186B CN104098186B CN201410375812.4A CN201410375812A CN104098186B CN 104098186 B CN104098186 B CN 104098186B CN 201410375812 A CN201410375812 A CN 201410375812A CN 104098186 B CN104098186 B CN 104098186B
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- artificial swamp
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- 244000005700 microbiome Species 0.000 title claims abstract description 88
- 239000010865 sewage Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000011282 treatment Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000005273 aeration Methods 0.000 claims abstract description 26
- 239000002893 slag Substances 0.000 claims abstract description 25
- 239000002689 soil Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 240000001398 Typha domingensis Species 0.000 claims abstract 2
- 238000009826 distribution Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- 239000010802 sludge Substances 0.000 claims description 8
- 239000013043 chemical agent Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 7
- 230000000813 microbial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000233948 Typha Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000007483 microbial process Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Abstract
The invention discloses a kind of immobilized microorganism sewage treatment process, comprise artificial swamp pond, suction culvert, aerating apparatus, water unit and immobilized microorganism plate, totally 5 layers from top to bottom, described artificial swamp pond, is followed successively by: sandy soils, furfural slag blanket, immobilized microorganism layer, Slag Layer and gravel bed; Described gravel bed is provided with suction culvert; Immobilized microorganism layer is provided with immobilized microorganism assembly, and immobilized microorganism component internal is provided with immobilized microorganism plate, is provided with aerating apparatus on the downside of immobilized microorganism assembly, and aeration house steward is through pool wall; Described water unit is made up of posticum, water leg and water leg water shoot; Described artificial swamp pond adopts steel and concrete structure to build, and pond body internal side wall and bottom surface arrange impervious barrier; Described sandy soils plants cattail.The present invention has following advantage: microbial method and artificial swamp are organically combined and effectively improve wastewater treatment efficiency.
Description
Technical field
The present invention relates to sewage treatment area, more specifically to a kind of immobilized microorganism sewage treatment process.
Background technology
Artificial swamp is a kind of Novel sewage treatment process that 20 century 70s grow up, and he utilizes the triple synergy of the physics in natural system, chemistry and biology to realize dirty water purification.Constructed wetland waste water treatment technology has that treatment effect is good, removal efficiency of nitrogen and phosphorus is high, during-operation service is convenient, engineering capital construction and the advantage such as running expense is low, is thus widely applied to sanitary sewage disposal, Industrial Waste Water Treatments with, mine and oil production, agriculture point source and pollution of area source and body eutrophication issue handling.
Traditional activated sludge process is applied widely in sewage disposal, main because containing a large amount of living microorganisms in active sludge, these microorganisms fast and effeciently can remove the organism in sewage, and have good Nitrogen/Phosphorus Removal, but traditional activated sludge process mud is blended in sewage and is in a kind of fluidised form.At present, immobilized microorganism technology is obtained pay close attention to widely both at home and abroad, as the patent No. is: describe a kind of immobilized microorganism preparation method in 200910056687.X patent specification; Immobilized microorganism principal character is that Microorganism incubation becomes a kind of solid-state, is placed in sewage and has fixing shape, and microorganism not loss of activity, there is good wastewater treatment efficiency.
Artificial swamp is longer compared to other traditional sewage treatment process hydraulic detention times at sewage treatment process, other objectionable impuritiess such as the organism in the sewage of artificial swamp, nitrogen phosphorus are removed mainly through the adsorption of filtrate, a small amount of microorganism can be adsorbed in filtrate gap, microorganism is by the organism in self-acting removal sewage and nitrogen phosphorus, but the less therefore microbial process of the content of microorganisms in filtrate is limited, excessive free state microorganism easily causes filter clogging.
Immobilized microorganism is mainly applied in artificial wet land system by the present invention, increases microbial process effect, simultaneously because microorganism is in immobilized state, therefore not easily causes artificial swamp to block, and improves the wastewater treatment efficiency of artificial swamp entirety.
Summary of the invention
The object of the invention is to, a kind of immobilized microorganism sewage treatment process is provided.Adopt this device effectively can improve the wastewater treatment efficiency of artificial swamp; For achieving the above object, present invention employs following technical scheme:
A kind of immobilized microorganism sewage treatment process, comprise artificial swamp pond, suction culvert, aerating apparatus and water unit, also comprise immobilized microorganism plate, totally 5 layers from top to bottom, described artificial swamp pond, is followed successively by: sandy soils, furfural slag blanket, immobilized microorganism layer, Slag Layer and gravel bed; Described gravel bed is provided with the suction culvert be made up of water inlet pipe and water distribution branch pipe, and water inlet pipe, through pool wall, water inlet pipe is provided with Liquid valve and liquid meter; Described immobilized microorganism layer is provided with immobilized microorganism assembly, immobilized microorganism component internal is provided with immobilized microorganism plate, the aerating apparatus be made up of aeration house steward and aeration branch pipe is installed on the downside of immobilized microorganism assembly, aeration house steward, through pool wall, aeration house steward is provided with gas valve and gas meter; Described water unit is made up of posticum, water leg and water leg water shoot, and water unit is arranged on upper end, artificial swamp pond and water inlet pipe place pool wall opposes; Described artificial swamp pond adopts steel and concrete structure to build, and pond body internal side wall and bottom surface arrange impervious barrier; Described sandy soils plants cattail.
Described immobilized microorganism plate is put in template by active sludge by mixing with chemical agent, is fixed in template after active sludge is dry; Immobilized microorganism plate thickness is 4.5cm ~ 6.5cm, and long is 30cm ~ 50cm, and wide is 20cm ~ 25cm.
Described immobilized microorganism assembly adopts reinforcing bar to make rectangular frame, and lower portion is provided with 2 ~ 3 blocks of immobilized microorganism plates, and framework surrounding arranges woven wire, and base of frame arranges 4 supporting legs.
Described immobilized microorganism layer height is 30cm ~ 45cm.
Described gravel bed from lower to upper grain size of gravel diminishes successively, and lowest layer grain size of gravel is 2.8cm ~ 3.4cm, and gravel bed the superiors grain size of gravel is 1cm ~ 1.5cm, and gravel bed height is 30cm ~ 35cm.
Described Slag Layer slag particle diameter is 7mm ~ 10mm, and Slag Layer height is 25cm ~ 30cm.
Described furfural slag blanket furfural dregs particle diameter is 3mm ~ 6mm, is highly 20cm ~ 25cm.
5cm ~ 11cm at the bottom of the described suction culvert be made up of water distribution branch pipe and water inlet pipe distance artificial swamp pond.
Described woven wire mesh aperture is less than 3mm.
Described water inlet pipe, water distribution branch pipe, aeration house steward and aeration branch pipe all adopt pvc pipe.
The present invention has following advantage: microbial method and artificial swamp are organically combined, strengthen the effect of microorganism in artificial swamp, and effectively improve wastewater treatment efficiency, floor space is little, and cost of investment is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is immobilized microorganism unit construction schematic diagram of the present invention;
Fig. 3 is A-A sectional view of the present invention;
Fig. 4 is B-B sectional view of the present invention;
Fig. 5 is C-C sectional view of the present invention.
Wherein, 1, artificial swamp pond; 2, furfural dregs; 3, slag; 4, gravel; 5, immobilized microorganism assembly; 6, water leg; 7, water leg water shoot; 8, posticum; 9, immobilized microorganism plate; 10-a, aeration house steward; 10-b, water inlet pipe; 11-a, gas valve; 11-b, Liquid valve; 12-a, gas meter; 12-b, liquid meter; 13-a, aeration branch pipe; 13-b, water distribution branch pipe; 14, sandy soil; 15, cattail; 16, woven wire; 17, supporting leg.
Embodiment
With the drawings and specific embodiments, the present invention is further detailed explanation below:
As shown in Fig. 1,3,4, a kind of immobilized microorganism sewage treatment process, comprise artificial swamp pond 1, suction culvert, aerating apparatus and water unit, also comprise immobilized microorganism plate 9, totally 5 layers from top to bottom, described artificial swamp pond, is followed successively by: sandy soils, furfural slag blanket, immobilized microorganism layer, Slag Layer and gravel bed; Gravel bed is provided with the suction culvert be made up of water inlet pipe 10-b and water distribution branch pipe 13-b, and water inlet pipe 10-b, through pool wall, water inlet pipe 10-b is provided with Liquid valve 11-b and liquid meter 12-b; Water inlet pipe 10-b is connected with source of sewage water, and sewage controls flooding velocity by water inlet pipe 10-b by Liquid valve 11-b and liquid meter 12-b, is evenly distributed on pond from water distribution branch pipe 13-b; Immobilized microorganism layer is provided with immobilized microorganism board component 5, immobilized microorganism assembly 5 inside is provided with immobilized microorganism plate 9, the aerating apparatus be made up of aeration house steward 10-a and aeration branch pipe 13-a is installed on the downside of immobilized microorganism assembly 5, aeration house steward 10-a is through pool wall, aeration house steward 10-a is provided with gas valve 11-a and gas meter 12-a, aeration house steward 10-a and aerogenesis apparatus are by managing to being connected, and gas meter 12-a and gas valve 11-a can control aeration rate; Water unit is made up of posticum 8, water leg 6 and water leg water shoot 7, water unit is arranged on upper end, artificial swamp pond and water inlet pipe 10-b place pool wall opposes, sewage by water distribution branch pipe 13-b flow out filtered by gravel 6 successively, slag 3 filters, microorganism aerobic process, furfural dregs filter after flow out to water leg 6 from posticum 8, flow out from the water leg water shoot 7 water leg 6 again, realize the treating processes of whole device; Artificial swamp pond 1 adopts steel and concrete structure to build, sound construction, and pond body internal side wall and bottom surface arrange impervious barrier, prevents the raw seepage of time long hair; Sand 14 is planted cattail 15.
Described immobilized microorganism layer height is 30cm ~ 45cm.
Described gravel bed from lower to upper gravel 4 particle diameter diminishes successively, and lowest layer gravel 4 particle diameter is 2.8cm ~ 3.4cm, and gravel bed the superiors gravel 4 particle diameter is 1cm ~ 1.5cm, and gravel bed height is 30cm ~ 35cm.
Described Slag Layer adopts slag 3 particle diameter to be 7mm ~ 10mm, and Slag Layer height is 25cm ~ 30cm.
Described furfural slag blanket selects furfural dregs 2, and particle diameter is 3mm ~ 6mm, is highly 20cm ~ 25cm.
As shown in Figure 2 wherein; Immobilized microorganism plate 9 is put in template by active sludge by mixing with chemical agent, is fixed in template after active sludge is dry; Immobilized microorganism plate 9 thickness is 4.5cm ~ 6.5cm, and long is 30cm ~ 50cm, and wide is 20cm ~ 25cm; Immobilized microorganism assembly 5 adopts reinforcing bar to make rectangular frame, lower portion is provided with 2 ~ 4 blocks of immobilized microorganism plates, framework surrounding arranges woven wire 16, base of frame arranges 4 supporting legs 17, described woven wire mesh aperture is less than 3mm, adopt framework and woven wire by fixing therein for 16 immobilized microorganism plates 9, can prevent filtrate from being damaged by immobilized microorganism plate 9.
Suction culvert as shown in Figure 5, wherein; The suction culvert be made up of water distribution branch pipe 13-b and water inlet pipe 10-b is high bottom artificial swamp pond 1 is 5cm ~ 11cm.Wherein, water inlet pipe 10-b, water distribution branch pipe 13-b, aeration house steward 10-a and aeration branch pipe 13-a all adopt pvc pipe.
Embodiment
In a preferred embodiment, the long 1.5m of artificial swamp pond body, wide 1.2m, high 1.2m; The gravel of 2.8cm ~ 3.4cm selected by gravel bed bottom, gravel thickness 30cm, and suction culvert is arranged in gravel bed, 6cm at the bottom of suction culvert distance pond, and the gravel of 1cm ~ 1.5cm is selected at gravel bed top; Slag Layer slag selects 7mm ~ 10mm, slag thickness 25cm, and furfural dregs selects particle diameter to be 3mm ~ 6mm, furfural dregs thickness 20cm, and sandy soil thickness 10cm, sandy soils plants cattail; Immobilized microorganism layer vertical direction installs 1 layer of immobilized microorganism assembly, horizontal plane installs 16 pieces of immobilized microorganism assemblies, every block immobilized microorganism board size: long × wide × high: 40cm × 20cm × 6cm, in every block immobilized microorganism assembly, 3 blocks of immobilized microorganism plates are installed, every block immobilized microorganism size of components is (not comprising height of landing leg): long × wide × high: 42cm × 22cm × 30cm aerating apparatus is arranged on gravel bed upper end, immobilized microorganism plate lower end, aeration branch pipe adopts micro-pore aeration; Flooding quantity is 0.1m
3/ h, aeration rate is 0.5 ~ 0.8m
3/ h, hydraulic detention time is about 20h.
Once form is carry out sewage disposal to this embodiment to detect the experimental data drawn:
Can be found by upper table: artificial wetland effluent water quality is highly stable, TN clearance reaches more than 60%, other kinds pollutants removal rate all can reach more than 80% clearance, reaches one-level emission standard A in " municipal sewage plant's pollutant emission standard " (GB18918-2002).
Claims (10)
1. an immobilized microorganism sewage treatment process, comprise artificial swamp pond, suction culvert, aerating apparatus and water unit, it is characterized in that, also comprise immobilized microorganism plate, totally 5 layers from top to bottom, described artificial swamp pond, is followed successively by: sandy soils, furfural slag blanket, immobilized microorganism layer, Slag Layer and gravel bed; Described gravel bed is provided with the suction culvert be made up of water inlet pipe and water distribution branch pipe, and water inlet pipe, through pool wall, water inlet pipe is provided with Liquid valve and liquid meter; Described immobilized microorganism layer is provided with immobilized microorganism assembly, immobilized microorganism component internal is provided with immobilized microorganism plate, the aerating apparatus be made up of aeration house steward and aeration branch pipe is installed on the downside of immobilized microorganism assembly, aeration house steward, through pool wall, aeration house steward is provided with gas valve and gas meter; Described water unit is made up of posticum, water leg and water leg water shoot, and water unit is arranged on upper end, artificial swamp pond and water inlet pipe place pool wall opposes; Described artificial swamp pond adopts steel and concrete structure to build, and pond body internal side wall and bottom surface arrange impervious barrier; Described sandy soils plants cattail.
2. a kind of immobilized microorganism sewage treatment process according to claim 1, is characterized in that, described immobilized microorganism plate is put in template by active sludge after mixing with chemical agent, is fixed in template and is made after isoreactivity mud is dry; Immobilized microorganism plate thickness is 4.5cm ~ 6.5cm, and long is 30cm ~ 50cm, and wide is 20cm ~ 25cm.
3. a kind of immobilized microorganism sewage treatment process according to claim 1, it is characterized in that, described immobilized microorganism assembly adopts reinforcing bar to make rectangular frame, and lower portion is provided with 2 ~ 3 blocks of immobilized microorganism plates, framework surrounding arranges woven wire, and base of frame arranges 4 supporting legs.
4. according to a kind of immobilized microorganism sewage treatment process one of claim 1-3 Suo Shu, it is characterized in that, described immobilized microorganism layer height is 30cm ~ 45cm.
5. according to a kind of immobilized microorganism sewage treatment process one of claim 1-3 Suo Shu, it is characterized in that, described gravel bed from lower to upper grain size of gravel diminishes successively, lowest layer grain size of gravel is 2.8cm ~ 3.4cm, gravel bed the superiors grain size of gravel is 1cm ~ 1.5cm, and gravel bed height is 30cm ~ 35cm.
6. according to a kind of immobilized microorganism sewage treatment process one of claim 1-3 Suo Shu, it is characterized in that, described Slag Layer slag particle diameter is 7mm ~ 10mm, and Slag Layer height is 25cm ~ 30cm.
7. according to a kind of immobilized microorganism sewage treatment process one of claim 1-3 Suo Shu, it is characterized in that, described furfural slag blanket furfural dregs particle diameter is 3mm ~ 6mm, is highly 20cm ~ 25cm.
8. according to a kind of immobilized microorganism sewage treatment process one of claim 1-3 Suo Shu, it is characterized in that, 5cm ~ 11cm at the bottom of the described suction culvert be made up of water distribution branch pipe and water inlet pipe distance artificial swamp pond.
9. a kind of immobilized microorganism sewage treatment process according to claim 3, is characterized in that, described woven wire mesh aperture is less than 3mm.
10. a kind of immobilized microorganism sewage treatment process according to claim 8, is characterized in that, described water inlet pipe, water distribution branch pipe, aeration house steward and aeration branch pipe all adopt pvc pipe.
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| CN201410375812.4A CN104098186B (en) | 2014-08-01 | 2014-08-01 | A kind of immobilized microorganism sewage treatment process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101402489B (en) * | 2008-11-14 | 2011-09-07 | 盐城工学院 | Process for treating chemical industry tail water with immobilized microorganism-artificial wet land |
| CN201433155Y (en) * | 2009-07-11 | 2010-03-31 | 兰州交通大学 | Processing and combing device for scattering and discharging domestic sewage |
| CN101671152B (en) * | 2009-09-17 | 2011-12-21 | 周芳蓉 | Wet land filler of immobilized microorganism and preparation method thereof |
| CN201534811U (en) * | 2009-09-22 | 2010-07-28 | 中山市环保实业发展有限公司 | Multilayer pre-buried microbial vertical flow constructed wetland sewage treatment device |
| CN102351384B (en) * | 2011-09-13 | 2013-01-23 | 厦门联南强生物环保科技有限公司 | Livestock and poultry wastewater treatment device |
| JP5196609B2 (en) * | 2011-09-22 | 2013-05-15 | 中国電力株式会社 | Microorganism immobilization carrier, DHS reactor, biological nitrification denitrification apparatus and method of use thereof |
| CN102392011A (en) * | 2011-10-20 | 2012-03-28 | 中国科学院水生生物研究所 | Preparation method and application of immobilized bacteria for improving denitrification efficiency of constructed wetland |
| KR20130056076A (en) * | 2011-11-21 | 2013-05-29 | 아이앤비에어 주식회사 | Bioceramic Filter Module |
| CN102659282B (en) * | 2012-04-21 | 2014-10-29 | 中山市子源生物环境科技有限公司 | Synchronous denitrification and dephosphorization sewage treatment device for immobilized microorganism CASS (cyclic activated sludge system) |
| KR101803993B1 (en) * | 2013-01-16 | 2017-12-28 | 전라남도 | The circulation filter device to prevent the disease of fish in the water tank |
| CN103420544B (en) * | 2013-08-14 | 2015-01-07 | 广西大学 | In-situ water repair method for clean aquaculture |
| CN103880193B (en) * | 2014-04-08 | 2016-05-25 | 北京师范大学 | Build the method for vertical current constructed wetland processing breeding wastewater based on waterworks sludge |
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