CN110117063A - A kind of floatation type sewage-treatment plant - Google Patents
A kind of floatation type sewage-treatment plant Download PDFInfo
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- CN110117063A CN110117063A CN201910432634.7A CN201910432634A CN110117063A CN 110117063 A CN110117063 A CN 110117063A CN 201910432634 A CN201910432634 A CN 201910432634A CN 110117063 A CN110117063 A CN 110117063A
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/08—Aerobic processes using moving contact bodies
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
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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
- 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
- C02F3/347—Use of yeasts or fungi
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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
- C02F7/00—Aeration of stretches of water
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/008—Mobile apparatus and plants, e.g. mounted on a vehicle
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/11—Turbidity
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/14—NH3-N
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Biodiversity & Conservation Biology (AREA)
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Abstract
A kind of floatation type sewage-treatment plant, including shell, the periphery of the upper part of the housing is provided with buoy, the enclosure interior is provided with up flow type biology aerobic reactor and oxygenation water outlet device, partition is provided between the up flow type biology aerobic reactor and oxygenation water outlet device, treated that sewage overflows in the oxygenation water outlet device through the partition for the up flow type aerobic reactor, and the oxygenation water outlet device is used for will treated sewage discharge.Treated that water outlet ammonia nitrogen removal frank reaches 90% or more by the present invention, and turbidity improves 95% or more, and water outlet can be directly discharged into nature or artificial water, effectively promotes river sewage treatment effeciency.
Description
Technical field
The present invention relates to technical field of sewage, and in particular to a kind of to remove the floatation type that ammonia nitrogen is enhanced the transparency simultaneously
Sewage-treatment plant.
Background technique
As country goes into overdrive to renovate to river, lake and other black and odorous waters, the ammonia nitrogen removal of water body not up to standard
Have become the common difficulty that all rivers face, but the efficient process equipment of this respect still lacks.Cause water body ammonia nitrogen high
The sewage quantity that poor transparency is primarily due to be discharged into natural water increases sharply, and causes water body anaerobism serious, H in water+、HS-、S2-With
Fe2+、Mn2+The anaerobic digestion of serial reaction and Organic Pollutants occurs for plasma, generates the grey blacks such as FeS and MnS and does not allow
Suspended material and H2S、CH4、NH3Equal odorous gas, form black and odorous water.Known the real situation according to first round whole nation black and odorous water and checks knot
Fruit, by 2018, in national nearly 300 ground levels and the above city, in the black and odorous water assert, river quantity accounting was most
Height, up to 83.2%, serious pollution body water amount accounting then reaches 33.5%.The main polluted factors of heavy polluted water are ammonia nitrogen,
Therefore, the research and development for the sewage disposal device of ammonia nitrogen removal technology are the key links that China's black and odorous water water quality is promoted.
Ammonia nitrogen and transparency are the core index that heavily contaminated black and odorous water is administered.The measure of traditional river removal ammonia nitrogen is general
It is the chemical agents such as physical absorbents or flocculant such as active carbon to be added in water body, or add microorganism formulation.But the above two
Mode to remove ammonia nitrogen effect unstable, and invest and operating cost is high, can also generate secondary pollution problems, water quality cannot
Meet earth's surface water quality standard;That there are difficulty of construction is larger for the integrated water purifying device of total flood, is not easy to implement and later period fortune
Tie up the difficulties such as equipment.The present invention takes floating integral multifunctional biological cleaning bed technique, solves and does not need dry river and can apply
The disruptive technology link of work, while convenient for the maintenance of the replacement of later period filler and equipment, greatly save construction and O&M cost.
Summary of the invention
Ammonia nitrogen in sewage removal efficiency in the prior art and transparency be not high, somewhat expensive asks in order to solve by the present invention
Topic provides a kind of while removing the floatation type sewage-treatment plant that ammonia nitrogen is enhanced the transparency.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of floatation type sewage-treatment plant, including shell, the periphery of the upper part of the housing are provided with buoy, the shell
It is internally provided with up flow type biology aerobic reactor and oxygenation water outlet device, the up flow type biology aerobic reactor and oxygenation water outlet
It is provided with partition between device, treated that sewage overflows to the oxygenation through the partition is discharged for the up flow type aerobic reactor
In device, the oxygenation water outlet device is for by treated, sewage to be discharged;
Wherein, the bottom of the up flow type biology aerobic reactor is equipped with frame plate with holes, setting above the frame plate with holes
There are filter packing, biology aerobic filler and adsorption stuffing.
In some embodiments, the filter packing includes filter packing matrix and sewage treatment microbial inoculant, at the sewage
Reason microbial inoculum be attached in the filter packing matrix, it is preferable that the filter packing matrix include fiber filter cotton, three vinylon and cotton blends,
One of biochemical cotton, sponge and rattan cotton are a variety of;More preferably two kinds of fiber filter cotton and three vinylon and cotton blends.
In some embodiments, the sewage treatment microbial inoculant includes nitrifier, bacillus, saccharomycete, lactic acid bacteria and vacation
Monad.
In some embodiments, the filter packing the preparation method comprises the following steps: according to 10~100mg/L inoculum concentration will nitrify
Bacterium, saccharomycete, lactic acid bacteria, bacillus and pseudomonad are inoculated into filter packing matrix, are lower than 2.0mg/ with oxyty
L, pH value cultivate the filter packing matrix after inoculation in 7~8 sewage, and oxyty in sewage is gradually increased in when culture
Until 3~5.0mg/L obtains filter packing when water outlet ammonia nitrogen removal frank reaches 50% and 70% or more haze reduction.
In some embodiments, the biology aerobic filler includes biology aerobic filler matrix and sewage treatment microbial inoculant, institute
Sewage treatment microbial inoculant is stated to be attached on biology aerobic filler matrix, it is preferable that the biology aerobic filler matrix include ceramic ring,
One of glass ring, glass pumice are a variety of, it is preferable that the biology aerobic filler matrix include ceramic ring, glass ring and
Glass pumice, it is preferred that the volume ratio of the ceramic ring, glass ring and glass pumice is 1: 1~2: 2~5, more preferably 1: 1:
4。
In some embodiments, the adsorption stuffing includes adsorption stuffing matrix and sewage treatment microbial inoculant, at the sewage
Reason microbial inoculum is attached in adsorption stuffing matrix, it is preferable that the adsorption stuffing matrix includes charcoal or active carbon, zeolite, thin
One of sand, volcanic rock, gravel, haydite, flyash are a variety of, and the preferred adsorption stuffing matrix includes charcoal or work
Property charcoal, zeolite and volcanic rock, charcoal or active carbon, zeolite and volcanic rock volume ratio are 1: 1.5~4: 1.2~4, more preferably
1∶3∶3。
In some embodiments, the aerobe filler and adsorption stuffing the preparation method comprises the following steps: according to 50~80mg/L
Nitrifier, 20~40mg/L saccharomycete, lactic acid bacteria, bacillus and pseudomonad be inoculated into respectively biology aerobic filler matrix or
In adsorption stuffing matrix;It is anti-by the up flow type aerobic reactor lower than the sewage of 2.0mg/L, pH value 7~8 with oxyty
Should after obtain Aerobic Process for Treatment water outlet;When ammonia nitrogen removal efficiency reaches 90% or more, aerobe filler and absorption are respectively obtained
Filler.
In some embodiments, sampling and material adding mouth are also set up at the top of the floatation type sewage-treatment plant, are visited
Head protrudes into mouth.
In some embodiments, the oxygenation water outlet device includes water pump and outlet pipe, the water pump be preferably immersible pump or
Self priming pump, it is preferable that the outlet pipe includes multiple water outlets, is provided with pressure valve on the water outlet.
In some embodiments, the floatation type sewage-treatment plant is fixed in sewage by anchored mode.
Compared with prior art, technical solution provided by the invention has the advantage that
Treatment sewage in the present invention initially enters up flow type aerobic reactor, passes sequentially through filter packing and biology is good
Oxygen adsorption stuffing obtains Aerobic Process for Treatment sewage.Wherein, filter packing intercepts the large particulate matter in sewage, while also can
Avoid water flow is excessive from influencing subsequent biology aerobic reaction effect;Nitrification is attached in the biology aerobic filler and adsorption stuffing
Bacterium, saccharomycete, lactic acid bacteria, bacillus and pseudomonad, under aerobic condition, the mineralized nitrogen in sewage is nitre by nitrifier
Nitrogen, saccharomycete, lactic acid bacteria, bacillus and pseudomonad group digest and decompose the excessive organic matter in sewage.The present invention obtains
The ammonia nitrogen removal frank of Aerobic Process for Treatment sewage can reach 90% or more.
Aerobic Process for Treatment sewage enters oxygenation water outlet device, passes sequentially through immersible pump and pressurizing valve and is discharged in the form of fountain.Out
Water can be directly discharged into nature or artificial water, effectively promote black and odorous water water quality.
Detailed description of the invention
Fig. 1 is the sectional view that floatation type sewage treatment is placed in the embodiment of the present invention;Wherein, A is up flow type biology aerobic
Reactor;B is oxygenation water outlet device;
1- is frame plate with holes;2- is waterproof frame plate;3- immersible pump;4- partition;5- outlet pipe;6- pressure valve;7- fountain;
8- buoy;9- intercept net.
A is thief hatch and material adding mouth;B is that the probes such as pH, DO, temperature, ammonia nitrogen protrude into mouth;C is the room A water inlet;D is
The room A water outlet;E is the room B water inlet;F is the room B water outlet;
Fig. 2 is the top view (filler is not filled by A) that floatation type sewage treatment is placed in the embodiment of the present invention;
Fig. 3 is the ammonia-nitrogen content variation diagram that water outlet is monitored in the embodiment of the present invention;
Fig. 4 is the turbidity variation diagram that water outlet is monitored in the embodiment of the present invention;
Fig. 5 is the COD value variation diagram that water outlet is monitored in the embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in further detail.
The embodiment of the invention provides a kind of floatation type sewage-treatment plant and method, ammonia nitrogen can be removed and improved simultaneously
Transparency.Described device and method of the invention can be used for handling rich in ammonia nitrogen, and transparency is lower dirty by sanitary sewage, industry
The various natures such as the natural water of water pollution, including lake, river, reservoir, fish pond, landscape water body or artificial water.
As illustrated in fig. 1 and 2, the floatation type sewage-treatment plant in the embodiment of the present invention includes shell, upper part of the housing it is outer
It is provided with buoy week, enclosure interior is provided with the up flow type biology aerobic reactor A and oxygenation water outlet device B of connection.Up flow type is raw
It is provided with partition between object aerobic reactor A and oxygenation water outlet device B, treated that sewage overflows through partition for up flow type aerobic reactor
It flows in oxygenation water outlet device B.
The material of buoy is in PE, PVC, stainless steel, plastics, organic plastics, acrylic, one kind of glass reinforced plastic or more
Kind, size can be adjusted arbitrarily according to the technological requirements.
The material of the sewage-treatment plant can be stainless steel, glass reinforced plastic, organic glass (acrylic board), iron plate, PE
Or other suitable materials.
Floatation type sewage-treatment plant can be fixed by anchored mode, and the anchored mode is outstanding fixed in water, such as can
With by the floatation type sewage-treatment plant bottom centre position with drawstring fall a weight arrive river bed, the drawstring be plastics,
One of stainless steel is a variety of, and anchoring weight can be the stone or casting pig of diameter 30cm or more.
The bottom of up flow type biology aerobic reactor A of the present invention is equipped with a frame plate with holes, of the present invention with holes
The blasthole for allowing water flow to pass through is provided on frame plate.In the present invention, the pore size of the blasthole is preferably 1~5cm,
More preferably 2~3cm.The water flow, which flows through the filtering filled inside up flow type biology aerobic reactor A by frame plate with holes, fills out
Material, into biology aerobic filler and adsorption stuffing, then overflow enters oxygenation water outlet device B, and treated, and sewage is discharged by oxygenation
Device B discharge.
In the present invention, thief hatch and material adding mouth a, probe are also set up at the top of the floatation type sewage-treatment plant
(probe such as DO, temperature, pH, ammonia nitrogen, ORP) protrudes into a mouthful b, bottom belt of the water flow Jing Guo the up flow type biology aerobic reactor A
It is water inlet c at the frame plate of hole;The top of the spacing board of up flow type biology aerobic reactor A and oxygenation water outlet device B is that the overflow of the room A goes out
Mouth d;It is waterproof frame plate that water, which flows through partition and overflows to the room bottom oxygenation water outlet device B, B, and water flow passes through after waterproof frame plate collects
Immersible pump (or self priming pump) water inlet e is discharged into nature or artificial water from f mouthfuls of water outlets in the form of fountain after pump and pressurizing valve
Body.Thief hatch is set, the purpose that probe protrudes into mouth, pH probe and DO pop one's head in is anti-in order to preferably monitor up flow type biology aerobic
Answer the reaction condition in device.
Level due to the horizontal plane in up flow type aerobic reactor A lower than the sewage on the outside of floatation type sewage-treatment plant
Face, treatment sewage enter from the bottom water inlet of up flow type aerobic reactor A, enter top after flowing through filtering material, flow through
Nitrification and pollutant decomposition reaction occur for biology aerobic filler, and obtained Aerobic Process for Treatment sewage is from being arranged in up flow type aerobic reaction
Overflow port outflow at the top of device;Aerobic Process for Treatment sewage enters oxygenation water outlet device by gap, from top to bottom successively by diving
Pump and pressurizing valve, obtained water outlet are discharged in the form of fountain from pressurizing valve.
The present invention in order to preferably control water velocity, keep its distribution more uniform, preferably in up flow type aerobic reaction
Vertical and horizontal are respectively provided with partition in device, form the overflow ducts of both direction in length and breadth, are distributed water flow in both direction in length and breadth
More uniformly.
In the present invention, the filter packing is used to remove the bulky grain suspended material in sewage, preliminary purification water body.Together
When, water velocity can also be slowed down by so that treatment sewage is passed through filter packing first, avoid water flow it is too fast cause it is subsequent aerobic anti-
It should be insufficient with anaerobic reaction.
Filter packing includes filter packing matrix and sewage treatment microbial inoculant, and sewage treatment microbial inoculant is attached to filter packing matrix
On, preferred sewage treatment microbial inoculant includes nitrifier, bacillus, saccharomycete, lactic acid bacteria and pseudomonad.
In the present invention, the matrix in the filter packing is selected from the matrix strong to microorganism adsorption ability, makes aerobic micro-
Biology is firmly attached on it, can effectively avoid sludge loss, and aging sludge can be allowed to fall to bottom as early as possible, such as fine
Dimensional filter cotton, three vinylon and cotton blends, biochemical one of cotton and rattan cotton or a variety of.
In the present invention, the filter packing matrix be preferably selected from fiber filter cotton, three vinylon and cotton blends, biochemical cotton, sponge and
One of rattan cotton is a variety of;More preferably two kinds of fiber filter cotton and three vinylon and cotton blends.The fiber filter cotton is preferably long fibre
Filter cotton.
In some embodiments of the invention, the filter packing is sequentially filled fiber filter cotton and three from bottom to top
Vinylon and cotton blend, the characteristic of three vinylon and cotton blends is greater than using the aperture of fiber filter cotton packing, and it is more outstanding further to promote filter efficiency retention
Floating particles;Water velocity can also further be delayed, make treatment sewage by uniformly passing through biology aerobic after filter packing
Filler extends the time of contact of sewage and biology aerobic filler, improves aerobic reaction efficiency.
In the present invention, the density of fiber filter cotton is 200-300g/m2Or 10-60ppi, more preferably 200g/m2Or
40ppi。
In the present invention, the filter packing the preparation method comprises the following steps: according to 10~100mg/L inoculum concentration by nitrifier,
Saccharomycete, lactic acid bacteria, bacillus and pseudomonad are inoculated into filter packing matrix, are lower than 2.0mg/L with oxyty,
PH value cultivates the filter packing matrix after inoculation in the natures such as 7~8 river, lake, the library pool or artificial sewage, culture
When oxyty is gradually increased in sewage until 3~5.0mg/L, when water outlet ammonia nitrogen removal frank reaches 50% and haze reduction 70%
When above, filter packing is obtained.
In the present invention, the composition of the artificial sewage preferably includes:
NH4- N 30mg/L, CH3COONa 15mg/L, KHCO3300mg/L, KH2PO43mg/L, FeSO4·7H2O
5mg/L, CaCl2·2H2O 5mg/L, MgSO4·7H2O 6mg/L, EDTA 4mg/L, microelement 1mL/L;
The trace element suite becomes: CuSO4·5H2O 0.1mg/L, ZnSO4·7H2O0.2mg/L, CoCl2·6H2O
0.1mg/L, MnCl2·4H2O 0.6mg/L, NaMoO4·2H2O 0.1mg/L, NiCl2·6H2O 0.1mg/L, NaSeO4
0.1mg/L, H3BO3 0.012mg/L。
In the present invention, the inoculum concentration of the nitrifier is preferably 80~90mg/L;The saccharomycete, lactic acid bacteria, gemma
The inoculum concentration of bacillus and pseudomonad is preferably 40~50mg/L.
Biology aerobic filler of the present invention includes biology aerobic filler matrix and sewage treatment microbial inoculant, sewage treatment microbial inoculant
It is attached on biology aerobic filler matrix, preferred sewage treatment microbial inoculant includes nitrifier, bacillus, saccharomycete, lactic acid bacteria
And pseudomonad.
In the present invention, the biology aerobic filler matrix is selected from ceramic ring and/or glass ring and/or glass pumice, is
The attachment of microorganism provides biggish surface area and then improves the hypoxic/anaerobic micro organism quantity in unit area, additionally it is possible to
The contact area for increasing sewage and microorganism, to improve the efficiency of denitrification, decomposition and poly- phosphorus.It is currently preferred with ceramics
Ring, glass ring and glass pumice form the biology aerobic filler matrix;Preferably, the ceramic ring, glass ring and glass are light
The volume ratio of stone is 1: 1~2: 2~5, more preferably 1: 1: 4.
In the present invention, the adsorption stuffing includes adsorption stuffing matrix and sewage treatment microbial inoculant, and sewage treatment microbial inoculant is attached
In adsorption stuffing matrix, preferred sewage treatment microbial inoculant includes nitrifier, bacillus, saccharomycete, lactic acid bacteria and vacation list
Born of the same parents bacterium.
In the present invention, adsorption stuffing matrix be selected from charcoal or active carbon, zeolite, fine sand, volcanic rock, gravel, haydite,
One of flyash is a variety of.The higher cost of charcoal or active carbon as adsorbent material, the present invention are adsorbed to reduce
Cost, the adsorption stuffing matrix preferably formed with charcoal, zeolite and volcanic rock, when the body of active carbon and zeolite and volcanic rock
When product is than being 1: 1.5~3: 2~4, no significant difference is adsorbed using active carbon with independent to the adsorption efficiency of phosphorus, is formed
This is lower.It is further preferred that charcoal or active carbon, zeolite and volcanic rock volume ratio are 1: 1.5~4: 1.2~4, more preferably
It is 1: 3: 3.
It is the phosphorus in order to adsorb ammonia nitrogen and part release that adsorbent material, which is arranged, in the present invention, reduces water eutrophication.By
After adsorbent material absorption, the removal rate of ammonia nitrogen and phosphorus can be improved 10~15%.Adsorbent material is arranged can also be in absorption effluent
Suspended particulate, further purifying water body.
In the present invention, the aerobe filler and adsorption stuffing the preparation method comprises the following steps: being nitrified according to 50~80mg/L
Bacterium, 20~40mg/L saccharomycete, lactic acid bacteria, bacillus and pseudomonad are inoculated into biology aerobic filler matrix or absorption respectively
On filler matrix;It is aerobic anti-by the up flow type lower than 2.0mg/L, the nature of pH value 7~8 or artificial sewage with oxyty
Aerobic Process for Treatment water outlet is obtained after answering device to react;When ammonia nitrogen removal efficiency reaches 90% or more, aerobe filler is respectively obtained
And adsorption stuffing.
In the present invention, the composition of the artificial sewage is consistent with the artificial sewage's composition for cultivating above-mentioned filter packing,
This is repeated no more.
Mineralized nitrogen in sewage is nitrate nitrogen by nitrifier in up flow type aerobic reactor, by up flow type biology aerobic
Nitrate nitrogen conversion ratio can achieve 90% or more after reactor for treatment.Bacillus therein, saccharomycete, lactic acid bacteria, pseudomonad
It is mainly used for decomposing the excessive organic matter in sewage, reduces the eutrophication of sewage.The present invention is to nitrifier, bacillus, ferment
Female bacterium, lactic acid bacteria, pseudomonas species and source are not particularly limited, using commercial goods or type known in the art.
The present invention also provides a kind of floatation type sewage water treatment methods using the floatation type sewage-treatment plant, including
Following steps:
(1) floatation type sewage-treatment plant is put into sewage;
(2) treatment sewage enters up flow type biology aerobic reactor, passes through the mistake in the up flow type aerobic reactor
Filler, biology aerobic filler and adsorption stuffing are filtered, Aerobic Process for Treatment sewage is obtained;
(2) the Aerobic Process for Treatment sewage overflow enters the oxygenation water outlet device, will be described good using the oxygenation water outlet device
Oxygen handles sewage discharge.
In some embodiments of the invention, the Aerobic Process for Treatment sewage passes sequentially through the diving in the oxygenation water outlet device
Pump (or self priming pump) and pressure valve are discharged in the form of fountain.
In the present invention, the oxyty in the up flow type biology aerobic reactor preferably control 3.5~
6.0mg/L, more preferably 4.5~6.5mg/L.The present invention is nitrification by the oxyty in control up flow type aerobic reactor
Bacterium provides sufficient oxygen, and the ammonia nitrogen in sewage is made largely to be converted into nitrate nitrogen, is conducive to the conversion ratio for improving ammonia nitrogen.
It in the present invention, is preferably 10~400L/h into the flow rate of water flow of the up flow type aerobic reactor, according to water
Matter and water require any adjustment.
After obtaining aerobic filtration treatment sewage, the present invention makes aerobic filtration treatment sewage enter aerobe and adsorption reaction
Device, passes sequentially through aerobe reaction filler and adsorption stuffing carries out nitrification and adsorption treatment, obtains Aerobic Process for Treatment water outlet.
Obtain Aerobic Process for Treatment water outlet after, the present invention make Aerobic Process for Treatment water outlet enter oxygenation water outlet device, successively lead to immersible pump or
Self priming pump and pressurizing valve are discharged in the form of fountain.The method of the invention treated water outlet ammonia nitrogen removal frank reach 90% with
On, turbidity removal rate reaches 80% or more, and water outlet can be directly discharged into nature or artificial water, effectively promotes polluted-water water quality and changes
Kind and treatment effeciency.
In the present invention, when the carbon-nitrogen ratio for the treatment of sewage be lower than 3: 1 (such as 1.5), add to up flow type aerobic reactor
Add external source carbon source to improve nitric efficiency, basicity adds alkalinity agent when being lower than 30ppm.In the present invention, the external source carbon source packet
Organic and inorganic carbon source is included, the one of methanol, ethyl alcohol, acetic acid, sodium acetate, sodium carbonate, sodium bicarbonate, calcium carbonate etc. is preferably selected from
Kind is several, and the alkalinity agent is selected from the one or more of calcium hydroxide, sodium hydroxide, quick lime, white lime etc.;It is further excellent
Choosing, for the additive amount of the external source carbon source in 20~80mg/L, the additive amount is more preferably 30~50mg/L.
In order to further illustrate the present invention, technical solution provided by the invention is retouched in detail below with reference to embodiment
It states, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
As illustrated in fig. 1 and 2, the floatation type sewage-treatment plant includes the up flow type biology aerobic reactor being sequentially communicated
A, oxygenation water outlet device B, total effective volume are 4.7m3.The sewage-treatment plant generally cuboid, upper part outer periphery are adopted
Guarantee that it is bubbled through the water column with 8 device of buoy, top setting thief hatch and material adding mouth a, probe (DO, temperature, pH, ammonia nitrogen,
The probe such as ORP) a mouthful b is protruded into, it is water inlet at bottom of which has holes frame plate 1 of the water flow Jing Guo the up flow type biology aerobic reactor A
c;For water flow by the under-filled filter packing including long fibre filter cotton, three vinylon and cotton blends and rattan cotton etc., filter packing is that filtering is big
The good carrier of particulate pollutant and nitrifier;Water flow through filter packing enter from bottom to top adsorption stuffing of biology (including
Charcoal, zeolite, volcanic rock), ammonia nitrogen and part phosphorus are adsorbed;Water flow continue flow upwardly through aerobe filler (including
Ceramic ring, glass ring and glass pumice), aerobe filler can increase nitrobacteria biofilm area, enhance nitration reaction;Water
Stream continues flow upwardly through second adsorption filler (including active carbon, fine sand, gravel, medical stone etc.), carries out to ammonia nitrogen and part phosphorus
Second adsorption;It is also provided with intercept net 9 at the top of up flow type biology aerobic reactor A, for preventing the loss of filler;Water
Flowing through partition 4 and overflowing to the room bottom oxygenation water outlet device B, B of the up flow type biology aerobic reactor is waterproof frame plate 2, water
Stream frame plate collect after through 3 water inlet e of immersible pump, in the form of fountain 7 from water outlet after immersible pump 3, outlet pipe 5, pressure valve 6
F is discharged into nature or artificial water.
The filter packing includes filter cotton, three-dimensional surface and rattan cotton, is attached with nitrifier, bacillus, lactic acid bacteria, yeast
Bacterium and pseudomonad, wherein the volume ratio of filter cotton, three vinylon and cotton blends and rattan cotton is 1: 2: 2.The aerobe filler includes ceramics
Ring, glass ring, glass pumice etc., the adsorption stuffing include charcoal, zeolite, volcanic rock, active carbon, fine sand, gravel, wheat meal
Stone etc. adheres to nitrifier, bacillus, lactic acid bacteria, saccharomycete and pseudomonad, wherein ceramic ring, glass ring and glass pumice
Volume ratio be 1: 1: 3, the ratio of volcanic rock and other adsorption stuffings is 4: 1.
The filter packing the preparation method comprises the following steps: according to the inoculum concentration of 10~100mg/L by nitrifier, saccharomycete, lactic acid
Bacterium, bacillus and pseudomonad are inoculated into filter packing matrix, and with oxyty lower than 2.0mg/L, pH value is 7~8
The natures such as river, lake, the library pool or the pending water of artificial sewage the filter packing matrix after inoculation is cultivated, cultivate
When oxyty is gradually increased in sewage until 3~5.0mg/L, when water outlet ammonia nitrogen removal frank reaches 50% and haze reduction 70%
When above, filter packing is obtained.
The composition of artificial sewage are as follows: NH4- N 30mg/L, CH3COONa 15mg/L, KHCO3300mg/L, KH2PO4 3mg/
L, FeSO4·7H2O 5mg/L, CaCl2·2H2O 5mg/L, MgSO4·7H2O 6mg/L, EDTA 4mg/L, microelement 1mL/
L;
The trace element suite becomes: CuSO4·5H2O 0.1mg/L, ZnSO4·7H2O 0.2mg/L, CoCl2·6H2O
0.1mg/L, MnCl2·4H2O 0.6mg/L, NaMoO42H2O 0.1mg/L, NiCl2·6H2O 0.1mg/L, NaSeO4
0.1mg/L, H3BO3 0.012mg/L。
The aerobe filler and adsorption stuffing the preparation method comprises the following steps: according to 50~80mg/L nitrifier, 20~40mg/
L yeast, lactic acid bacteria, bacillus and pseudomonad are inoculated into respectively in aerobe filler matrix or adsorption stuffing matrix;
After being reacted lower than 2.0mg/L, the nature of pH value 7~8 or artificial sewage by the up flow type aerobic reactor with oxyty
Obtain Aerobic Process for Treatment water outlet;When ammonia nitrogen removal efficiency reaches 90% or more, aerobe filler and adsorption stuffing are respectively obtained.
After the floatation type sewage-treatment plant starts successfully, floatation type sewage-treatment plant is put into ammonia nitrogen concentration and turbid
It spends in higher polluted river channel, entire bioreactor is swum on river surface, and through detecting, the water quality in the black foul sewage water river refers to
It is designated as: NH410~20mg/L of-N, 33~42mg/L of turbidity 212mg/L, pH 7.45-7.52, COD.
Continuous operation 20 days, ammonia-nitrogen content, turbidity and the COD value situation of change of water outlet are monitored daily, as a result as schemed
Shown in 3-5.
As can be seen that using of the present invention while removing ammonia nitrogen and reduce the method enhanced the transparency of turbidity and can go rapidly
Except the ammonia nitrogen and suspended matter in sewage, the removal rate of ammonia nitrogen can achieve 90% or more, and the removal rate of turbidity reaches 95% or more.
The COD value of water outlet can also be effectively reduced, water outlet can be directly discharged into nature or artificial water so that treated, circulation benefit
With.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in protection of the invention
Within the scope of.
Claims (10)
1. a kind of floatation type sewage-treatment plant, including shell, the periphery of the upper part of the housing is provided with buoy, in the shell
Portion is provided with up flow type biology aerobic reactor and oxygenation water outlet device, the up flow type biology aerobic reactor and oxygenation water outlet device
Between be provided with partition, the up flow type aerobic reactor treated sewage overflows to the oxygenation water outlet device through the partition
In, the oxygenation water outlet device is for by treated, sewage to be discharged;
Wherein, the bottom of the up flow type biology aerobic reactor is equipped with frame plate with holes, is provided with above the frame plate with holes
Filter filler, biology aerobic filler and adsorption stuffing.
2. floatation type sewage-treatment plant according to claim 1, wherein the filter packing includes filter packing matrix
And sewage treatment microbial inoculant, the sewage treatment microbial inoculant are attached in the filter packing matrix, it is preferable that the filter packing base
Matter includes one of fiber filter cotton, three vinylon and cotton blends, biochemical cotton, sponge and rattan cotton or a variety of;More preferably fiber filter cotton and
Three two kinds of vinylon and cotton blends.
3. floatation type sewage-treatment plant according to claim 2, wherein the sewage treatment microbial inoculant include nitrifier,
Bacillus, saccharomycete, lactic acid bacteria and pseudomonad.
4. floatation type sewage-treatment plant according to claim 2, wherein the filter packing the preparation method comprises the following steps: pressing
Nitrifier, saccharomycete, lactic acid bacteria, bacillus and pseudomonad are inoculated into filter packing according to the inoculum concentration of 10~100mg/L
In matrix, 2.0mg/L is lower than with oxyty, pH value cultivates the filter packing matrix after inoculation in 7~8 sewage,
Oxyty in sewage is gradually increased when culture and reaches 50% and haze reduction when being discharged ammonia nitrogen removal frank until 3~5.0mg/L
When 70% or more, filter packing is obtained.
5. floatation type sewage-treatment plant according to claim 1, wherein the biology aerobic filler includes biology aerobic
Filler matrix and sewage treatment microbial inoculant, the sewage treatment microbial inoculant are attached on biology aerobic filler matrix, it is preferable that the life
The aerobic filler matrix of object includes one of ceramic ring, glass ring, glass pumice or a variety of, it is preferable that the biology aerobic is filled out
Expect that matrix includes ceramic ring, glass ring and glass pumice, it is preferred that the volume ratio of the ceramic ring, glass ring and glass pumice
It is 1: 1~2: 2~5, more preferably 1: 1: 4.
6. floatation type sewage-treatment plant according to claim 1, wherein the adsorption stuffing includes adsorption stuffing matrix
And sewage treatment microbial inoculant, the sewage treatment microbial inoculant are attached in adsorption stuffing matrix, it is preferable that the adsorption stuffing matrix packet
One of charcoal or active carbon, zeolite, fine sand, volcanic rock, gravel, haydite, flyash or a variety of are included, the preferred suction
Attached filler matrix includes charcoal or active carbon, zeolite and volcanic rock, and charcoal or active carbon, zeolite and volcanic rock volume ratio are
1: 1.5~4: 1.2~4, more preferably 1: 3: 3.
7. floatation type sewage-treatment plant according to claim 5 or 6, wherein the aerobe filler and absorption are filled out
Material the preparation method comprises the following steps: according to 50~80mg/L nitrifier, 20~40mg/L saccharomycete, lactic acid bacteria, bacillus and false unit cell
Bacterium is inoculated into respectively in biology aerobic filler matrix or adsorption stuffing matrix;With oxyty lower than 2.0mg/L, pH value 7~8
Sewage obtains Aerobic Process for Treatment water outlet after reacting by the up flow type aerobic reactor;When ammonia nitrogen removal efficiency reaches 90% or more
When, respectively obtain aerobe filler and adsorption stuffing.
8. floatation type sewage-treatment plant according to claim 1, wherein the top of the floatation type sewage-treatment plant
It also sets up sampling and material adding mouth, probe protrudes into mouth.
9. floatation type sewage-treatment plant according to claim 1, wherein the oxygenation water outlet device includes water pump and water outlet
Pipe, the water pump is preferably immersible pump or self priming pump, it is preferable that the outlet pipe includes multiple water outlets, on the water outlet
It is provided with pressure valve.
10. floatation type sewage-treatment plant according to claim 1, wherein the floatation type sewage-treatment plant passes through
Anchored mode is fixed in sewage.
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