CN109133352A - A kind of integral type nitrogen removing device and denitrogenate method - Google Patents
A kind of integral type nitrogen removing device and denitrogenate method Download PDFInfo
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- CN109133352A CN109133352A CN201811003667.1A CN201811003667A CN109133352A CN 109133352 A CN109133352 A CN 109133352A CN 201811003667 A CN201811003667 A CN 201811003667A CN 109133352 A CN109133352 A CN 109133352A
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- sewage
- filter
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 139
- 239000010865 sewage Substances 0.000 claims abstract description 71
- 238000004891 communication Methods 0.000 claims abstract description 9
- 230000003139 buffering effect Effects 0.000 claims description 70
- 239000000463 material Substances 0.000 claims description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 41
- 229910052799 carbon Inorganic materials 0.000 claims description 41
- 230000007246 mechanism Effects 0.000 claims description 23
- 239000000706 filtrate Substances 0.000 claims description 15
- 238000005273 aeration Methods 0.000 claims description 13
- 238000006396 nitration reaction Methods 0.000 claims description 13
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 claims description 8
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 claims description 7
- 230000000813 microbial effect Effects 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 239000000872 buffer Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 206010002660 Anoxia Diseases 0.000 description 2
- 241000976983 Anoxia Species 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- -1 and certainly Substances 0.000 description 2
- 230000007953 anoxia Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 230000001546 nitrifying effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- FWLDLPLBLLYROD-UHFFFAOYSA-N N.[N].[O] Chemical compound N.[N].[O] FWLDLPLBLLYROD-UHFFFAOYSA-N 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical group [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
-
- 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
-
- 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
- C02F2101/30—Organic compounds
-
- 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
-
- 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]
-
- 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
-
- 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
- C02F2209/16—Total nitrogen (tkN-N)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of integral type nitrogen removing devices, it includes tower body, biological aerated filter component and denitrification filter pool component, cavity is equipped in tower body, and biological aerated filter component and denitrification filter pool component are set in cavity in the form set gradually from top to bottom, biological aerated filter component and denitrification filter pool component are mounted in tower body, to form the nitrogen removing device of integral type, biological aerated filter component one end is connected to source of sewage, the other end is connected to denitrification filter pool component, and denitrification filter pool component is in communication with the outside, will be successively discharged through nitrification processing and denitrification treated sewage.The integral type nitrogen removing device can be realized modularization, integrated assembling, and convenient for moving, and occupied area is small.The invention also discloses one kind to denitrogenate method, can be realized by this method except the ammonia nitrogen and total nitrogen in decontaminated water.
Description
Technical field
The present invention relates to technical field of sewage more particularly to a kind of integral type nitrogen removing device and denitrogenate method.
Background technique
As society is more and more tighter to sewage treatment emission request, the discharge limit of the indexs such as COD, ammonia nitrogen, total nitrogen in sewage
Be worth it is lower and lower, wherein being one of the main purpose of current sewage plant upgrading to the removal of sewage total nitrogen.
The method that total nitrogen removes in sewage at present is mainly the nitrification for passing through microorganism, denitrification completion, and is showed
The biological aerated filter of generation nitration reaction in technology and the denitrification deep-bed filter that anti-nitration reaction occurs are seperated
It is arranged, and biological aerated filter, denitrification deep-bed filter are set gradually in the horizontal direction between the two, sewage can only pass through
Plug-flow between sewage and flowed, in the process of running, sewage usually falls in the presence of multistage head, since system is not close
Close so that the dissolved oxygen into denitrification pond break ring anti-nitration reaction needed for anaerobic environment so that denitrification efficiency reduces,
To keep the efficiencies of nitrogen removal of system entirety relatively low, efficiencies of nitrogen removal is bad；In addition, the biological aerated filter of the prior art, denitrification
Deep-bed filter huge structure needs to occupy more placement space, can not carry out flexible modulation position according to scene, and denitrogenate
Higher cost；In addition prior art biological aerated filter, denitrification deep-bed filter arrangement be directed to large-scale wastewater treatment plant
When there is the advantage of scale, and the middle or small sewage treatment advantage of scale is not obvious.
Summary of the invention
For overcome the deficiencies in the prior art, one of the objects of the present invention is to provide a kind of integral type nitrogen removing devices, real
Existing modularization, integrated assembling, convenient for moving, and occupied area is small.
The second object of the present invention is that providing one kind denitrogenates method, and realization is denitrogenated.
An object of the present invention adopts the following technical scheme that realization:
A kind of integral type nitrogen removing device, including tower body, tower body is interior to be equipped with the biological aerated filter set gradually from top to bottom
Component and denitrification filter pool component, biological aerated filter component one end are connected to source of sewage, the other end and denitrification filter pool
Component connection, the denitrification filter pool component are in communication with the outside.
Further, the biological aerated filter component buffers water distributing area, the first biofilter material area, first clearly including first
Pool and aeration mechanism, first buffering water distributing area, the first biofilter material area, the first clear water zone are successively set from bottom to top
It sets, for being connected to source of sewage, first biofilter material area is used for the ammonia nitrogen oxygen in sewage for the first buffering water distributing area
It turns to nitrate nitrogen or nitrite nitrogen and removes partial organic substances, first buffering water distributing area, the first biofilter material area, first are clearly
Be sequentially communicated between the three of pool, first clear water zone is connected to denitrification filter pool component, it is described first buffering water distributing area with
The aeration mechanism connection.
Further, the denitrification filter pool component successively includes the second buffering water distributing area and the second biological filter from top to bottom
Expect that area, second buffering water distributing area one end are connected to first clear water zone, the other end and second biofilter material area connect
Logical, second biofilter material area is for being in communication with the outside.
It further, further include backwash mechanism, the backwash mechanism includes water pump, pipeline and clear water reserviors, described
Water pump one end is connected to clear water reserviors, and the other end is connected to the pipeline, and there are two water outlet connector, two water outlets connect the pipeline tool
Head is connected to the bottom in first buffering water distributing area, the second biofilter material area respectively.
Further, first buffering water distributing area is provided, in sequence from bottom to top, with filter plate and the first supporting plate, the filter plate
On be evenly distributed with several filters, support has a filtrate on first supporting plate, one end of the filter and first biology
The connection of filtrate area, the other end are connected to first buffering water distributing area.
Further, the aeration mechanism includes air blower and tracheae, and described air blower one end is connected to air-source, separately
One end is connected to tracheae, and the tracheae is connected to first buffering water distributing area.
Further, the anti-nitration reaction device further includes carbon source addition mechanism, and carbon source addition mechanism includes dress
There are the box body, carbon source addition pump and carbon source delivery pipe of carbon source, described carbon source addition pump one end is connected to the box body, the other end
It is connected to the carbon source delivery pipe, the carbon source delivery pipe is connected to second buffering water distributing area.
Further, baffle plate, described baffle plate one end and second buffering are equipped in second buffering water distributing area
The top of water distributing area or bottom connection, the other end is free end.
Further, the baffle plate is equipped with several pieces, level of several pieces of baffle plates along second buffering water distributing area
Direction is uniformly arranged, and is connected to the baffle plate at the top of the second buffering water distributing area and the bottom for being connected to the second buffering water distributing area
Between baffle plate be spaced setting, it is described second buffering water distributing area along its horizontal direction first end be equipped with water inlet, described second
The second end that water distributing area is buffered along its horizontal direction is equipped with water outlet, and water inlet is connected to the first clear water zone, the water outlet and
The connection of second biofilter material area.
The second object of the present invention adopts the following technical scheme that realization:
One kind of the invention denitrogenates method, comprising the following steps:
Sewage is supplied into biological aerated filter component, makes sewage will under the microbial action in biological aerated filter component
Ammonium oxidation in sewage is nitrate nitrogen or nitrite nitrogen, removing partial organic substances；
The sewage supply denitrification filter pool component handled through biological aerated filter component, makes through at biological aerated filter component
The sewage of reason carries out anti-nitration reaction under the microbial action in denitrification component, removes total nitrogen；
Discharge the sewage handled through denitrification filter pool component.
Compared with prior art, the beneficial effects of the present invention are:
By the way that biological aerated filter component and denitrification filter pool component are set in turn in tower body in the form of top-down
It is interior, the nitrogen removing device of integral type is formed, so that this integral type nitrogen removing device realizes modularization, integrated assembling, convenient for moving, into
And position can be adjusted flexibly according to field condition, merge the operational mode of sewage preferably with field condition, and
Occupied area is small, has saved cost of floor space；Biological aerated filter component one end is connected to source of sewage, the other end and denitrification filter pool
Component connection, and denitrification filter pool component is in communication with the outside, and sewage is made successively to pass through biological aerated filter component, denitrification filter pool
Then component is outwardly discharged, in addition biological aerated filter component is set on denitrification filter pool component, therefore aeration and biological is filtered
Component water outlet in pond can flow to denitrification filter pool component by self gravity, save operating cost.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of integral type nitrogen removing device of the invention.
In figure: 1, biological aerated filter component；11, the first buffering water distributing area；111, filter plate；112, filter；113, first
Supporting plate；12, the first biofilter material area；13, the first clear water zone；14, it is aerated mechanism；141, tracheae；142, air blower；15, dirty
Water pipe；16, nitrified effluent pipe；2, denitrification filter pool component；21, the second buffering water distributing area；211, top plate；212, baffle plate；
213, bottom plate；22, the second biofilter material area；221, the second supporting plate；222, filter block；23, carbon source adds mechanism；231, carbon source is defeated
Send pipe；232, carbon source addition pump；233, box body；24, the second buffering water distributing area outlet pipe；25, denitrification outlet pipe；3, it backwashes
Mechanism；31, water pump；32, pipeline.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Referring to Fig. 1, a kind of integral type nitrogen removing device of a preferred embodiment of the present invention is shown comprising tower body, aeration
Biofilter component 1 and denitrification filter pool component 2, are equipped with cavity in tower body, and biological aerated filter component 1 and denitrification filter pool
Component 2 is set in cavity in the form set gradually from top to bottom, and biological aerated filter component 1 and denitrification filter pool component 2 are equal
It is installed in tower body, to form the nitrogen removing device of integral type, 1 one end of biological aerated filter component is connected to source of sewage, the other end
It is connected to denitrification filter pool component 2, and denitrification filter pool component 2 is in communication with the outside, it will be successively through nitrification processing and denitrification
Sewage discharge that treated.
Integral type nitrogen removing device of the invention, by by biological aerated filter component 1 and denitrification filter pool component 2 with from upper
Form under and is set in turn in tower body, forms the nitrogen removing device of integral type, so that this integral type nitrogen removing device realizes module
Change, integrated assembling, convenient for moving, and then position can be adjusted flexibly according to field condition, make the operational mode of sewage and shows
Field condition is preferably merged, and occupied area is small, has saved cost of floor space；1 one end of biological aerated filter component and dirt
Water source connection, the other end is connected to denitrification filter pool component 2, and denitrification filter pool component 2 is in communication with the outside, and passes through sewage successively
It crosses biological aerated filter component 1, denitrification filter pool component 2 and then is outwardly discharged, in addition biological aerated filter component 1 is set to instead
It nitrifies on filter tank component 2, therefore the water outlet of biological aerated filter component 1 can flow to denitrification filter pool group by self gravity
Part 2, has saved operating cost.
Preferably, referring to Fig. 1, biological aerated filter component 1 includes the first buffering water distributing area 11, the first biofilter material area
12, the first clear water zone 13 and aeration mechanism 14.Wherein, the first buffering water distributing area 11, the first biofilter material area 12, the first clear water
Area 13 is set gradually from bottom to top, clear water is filled in the first buffering water distributing area 11, with the nitrification for the first biofilter material area 12
Microorganism provides moisture, can also dilute sewage concentration, the first buffering water distributing area 11 with source of sewage for being connected to, the first biological filter
Material area 12, which is used for, to be nitrate nitrogen or nitrite nitrogen by the ammonium oxidation in sewage and removes partial organic substances, and the first clear water zone 13 is used
In caching the first processed sewage in biofilter material area, its hydraulic blow load to subsequent processing units is reduced；It can also prevent
Biofilter material is lost in backwash process, first buffering water distributing area 11, the first biofilter material area 12,13 three of the first clear water zone it
Between be sequentially communicated, and the first clear water zone 13 is connected to denitrification filter pool component 2, and sewage is made successively to pass through the first buffering water distributing area
11, the first biofilter material area 12 and the first clear water zone 13, then sewage flows to denitrification filter pool under the effect of gravity again
Component 2.First buffering water distributing area 11 be connected to aeration mechanism 14, with to the first biofilter material area 12 offer air, and then is the
Nitrifying microorganisms in one biofilter material area 12 provide oxygen.
Specifically, the first buffering water distributing area 11 is provided, in sequence from bottom to top, with filter plate 111 and the first supporting plate 113, filter plate 111
On be evenly distributed with several filters 112, filter 112 is strainer head 112 as shown in Figure 1, and one end of filter 112 is raw with first
Object filtrate area 12 is connected to, and the other end is connected to the first buffering water distributing area 11, by being evenly distributed with several filters on filter plate 111
112, water distribution uniformity can be played the role of.More specifically, being uniformly provided with filter opening on filter plate 111, filter 112 is inserted in filter opening
On, filter 112 is fixed on filter plate 111.And support has filtrate, 113 or more shape of the first supporting plate on the first supporting plate 113
At the first biofilter material area 12, ceramic grain filter or volcanic rock is can be used in filtrate, and certainly, plastics, sand, activity also can be selected in filtrate
One of which in charcoal or coke.
Specifically, aeration mechanism 14 includes air blower 142 and tracheae 141, and 142 one end of air blower is connected to air-source,
The other end is connected to tracheae 141, and tracheae 141 is connected to the first buffering water distributing area 11, to be embodied as in the first biofilter material area 12
Nitrifying microorganisms provide oxygen.
Specifically, referring to Fig. 1, the first buffering water distributing area 11 is equipped with sewage pipe 15, and 15 one end of sewage pipe is matched with the first buffering
Pool 11 is connected to, and the other end is connected to source of sewage, and sewage is pumped by the sewage pump 31 being connected on sewage pipe 15 into the first buffering
Water distributing area 11.
Preferably, denitrification filter pool component 2 successively includes the second buffering water distributing area 21 and the second biofilter material from top to bottom
Area 22, second buffering 21 one end of water distributing area can be connected to by nitrified effluent pipe 16 shown in FIG. 1 with the first clear water zone 13, the other end
It is connected to the second biofilter material area 22, specifically, the second buffering water distributing area 21 buffers water distributing area outlet pipe 24 and set by second
The second clear water zone between the second biofilter material area 22 and the second buffering water distributing area 21 is connected to, and the second clear water zone is raw with second
Object filtrate area 22 is connection, by the setting of the second clear water zone, can cache the processed sewage in the second buffering water distributing area 21, is dropped
Its low hydraulic blow load to subsequent processing units；Can also biofilter material be prevented to be lost in backwash process, and the second biology
For being in communication with the outside, sewage can play the role of diluted concentration by the second buffering water distributing area 21 in filtrate area 22, certainly can be to
Second buffering water distributing area 21 adds carbon source in a manner of manually or automatically, mixes sewage uniformly with carbon source in second buffering area,
And anti-nitration reaction can occur under the action of denitrifying microorganism by the second biofilter material area 22, except total in decontaminated water
Then nitrogen flows to the external world again.
Specifically, anti-nitration reaction device further includes carbon source addition mechanism 23, and it includes that carbon source is housed that carbon source, which adds mechanism 23,
Box body 233, carbon source addition pump 232 and carbon source delivery pipe 231,232 one end of carbon source addition pump are connected to box body 233, another
End is connected to carbon source delivery pipe 231, and carbon source delivery pipe 231 is connected to the second buffering water distributing area 21, pumps carbon source into the second buffering
In water distributing area 21, and then mix sewage with carbon source in the second buffering water distributing area 21.Carbon source can be formaldehyde or sodium acetate, with reality
Now the anti-nitration reaction for denitrification filter pool component 2 provides carbon source, makes nitrate nitrogen in sewage or nitrite nitrogen in anoxia condition
Anti-nitration reaction occurs down and under the action of carbon source, to realize denitrogenation.
Preferably, baffle plate 212,212 one end of baffle plate and the second buffering water distributing area are equipped in the second buffering water distributing area 21
21 top or bottom connection, the other end is free end, by the way that baffle plate 212 is arranged, can play and stop sewage and carbon source flowing
Effect, to extend sewage and carbon source in the residence time of the second buffering water distributing area 21, and since baffle plate 212 can play resistance
The effect of blocked sewage water and carbon source, during blocking, sewage and carbon source and baffle plate 212 collide and generate turbulent flow, in turn
So that sewage mixes sufficiently and uniformly with carbon source, and then play the role of improving denitrification effect.
Specifically, baffle plate 212 is equipped with several pieces, level side of several pieces of baffle plates 212 along the second buffering water distributing area 21
To being uniformly arranged, it is connected to the baffle plate 212 at the top of the second buffering water distributing area 21 and is connected to the second buffering water distributing area 21
Setting is spaced between the baffle plate 212 of bottom, that is, be connected to the baffle plate 212 of top plate 211 with connect and the folding of bottom plate 213
Setting is spaced between flowing plate 212, the second buffering water distributing area 21 is equipped with water inlet along the first end of its horizontal direction, and second buffers
Water distributing area 21 is equipped with water outlet along the second end of its horizontal direction, and water inlet is connected to the first clear water zone 13, and water outlet and the
The connection of two biofilter material areas 22.The sewage handled through biological aerated filter component 1 is by second buffering area along the of its horizontal direction
When one end flows to the second buffering water distributing area 21 along the second end of its horizontal direction, sewage mixes sufficiently and uniformly with carbon source, improves
Denitrogenate efficiency.
Specifically, the bottom in the second biofilter area is equipped with the second supporting plate 221, and the second supporting plate 221 is equipped with filtrate,
Ceramic grain filter or volcanic rock can be used in filtrate, and certainly, filtrate also can be selected in plastics, sand, active carbon or coke wherein
It is a kind of.And several filter blocks 222 that can avoid filtrate outflow are equipped between the bottom of the second supporting plate 221 and the bottom of tower body, if
It is uniformly arranged between dry filter block 222 and is equipped with channel.Referring to Fig. 1, one end of the channel is connected to the second biofilter material area 22, and another
One end is connected to denitrification outlet pipe 25, and denitrification outlet pipe 25 is connected to clear water reserviors, and sewage discharge is gone out.
In the process of running due to aeration and biological pond component either denitrification filter pool component 2, filtrate area (the first biological filter
Material area 12, the second biofilter material area 22) can residual fraction suspended matter, colloidal solid and microorganism be proliferated in metabolic processes
The microbial film that aging falls off, the presence of these substances can dramatically increase the filtration resistance in filtrate area, enable the processing of filter layer
Power and water quality treatment decline, to solve the above problems, integral type nitrogen removing device of the invention further includes backwash mechanism 3, recoil
Washing machine structure 3 includes water pump 31, pipeline 32 and clear water reserviors, and 31 one end of water pump is connected to clear water reserviors, and the other end is connected to pipeline 32,
The tool of pipeline 32 there are two water outlet connector, two water outlet connectors respectively with the first buffering water distributing area 11, the second biofilter material area 22
Bottom connection, to realize the cleaning to the first biofilter material area 12 and the second biofilter material area 22.
A kind of method denitrogenated using above-mentioned integral type nitrogen removing device of the invention, comprising the following steps:
Sewage is supplied into biological aerated filter component 1, makes sewage under the microbial action in biological aerated filter component 1
It is nitrate nitrogen or nitrite nitrogen, removing partial organic substances by the ammonium oxidation in sewage；
The sewage handled through biological aerated filter component 1 supplies denitrification filter pool component 2, makes through biological aerated filter component
The sewage of 1 processing carries out anti-nitration reaction under the microbial action in denitrification component, removes total nitrogen；
Discharge the sewage handled through denitrification filter pool component 2.
Of the invention denitrogenates method, and the ammonium oxidation in sewage is nitre state after biological aerated filter component 1 by sewage
Nitrogen or nitrite nitrogen, partial removal organic matter, eliminate ammonia nitrogen；Finally pass through denitrification filter pool component 2, sewage is in anoxia condition
Lower carry out anti-nitration reaction removes total nitrogen, can be except the ammonia nitrogen and total nitrogen in decontaminated water by the process flow.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of integral type nitrogen removing device, which is characterized in that including tower body, the aeration set gradually from top to bottom is equipped in tower body
Biofilter component and denitrification filter pool component, biological aerated filter component one end are connected to source of sewage, the other end and anti-
The connection of filter tank component is nitrified, the denitrification filter pool component is in communication with the outside.
2. integral type nitrogen removing device as described in claim 1, which is characterized in that the biological aerated filter component includes first
Buffer water distributing area, the first biofilter material area, the first clear water zone and aeration mechanism, first buffering water distributing area, the first biology
Filtrate area, the first clear water zone are set gradually from bottom to top, and the first buffering water distributing area with source of sewage for being connected to, and described first
Biofilter material area, which is used for, to be nitrate nitrogen or nitrite nitrogen by the ammonium oxidation in sewage and removes partial organic substances, and described first is slow
It rushes water distributing area, the first biofilter material area, be sequentially communicated between the first clear water zone three, first clear water zone and denitrification filter pool
Component connection, the first buffering water distributing area and the aeration mechanism connection.
3. integral type nitrogen removing device as claimed in claim 2, which is characterized in that the denitrification filter pool component from top to bottom according to
Secondary includes the second buffering water distributing area, the second biofilter material area, and described second buffering water distributing area one end and first clear water zone connect
Logical, the other end is connected to second biofilter material area, and second biofilter material area is for being in communication with the outside.
4. integral type nitrogen removing device as claimed in claim 3, which is characterized in that it further include backwash mechanism, the backwash
Mechanism includes water pump, pipeline and clear water reserviors, and described water pump one end is connected to clear water reserviors, and the other end is connected to the pipeline, institute
Pipeline tool is stated there are two water outlet connector, two water outlet connectors respectively with first buffering water distributing area, the second biofilter material area
Bottom connection.
5. integral type nitrogen removing device as claimed in claim 2, which is characterized in that it is described first buffering water distributing area from bottom to top according to
It is secondary to be equipped with filter plate and the first supporting plate, several filters are evenly distributed on the filter plate, support has filter on first supporting plate
Material, one end of the filter are connected to first biofilter material area, and the other end is connected to first buffering water distributing area.
6. integral type nitrogen removing device as claimed in claim 2, which is characterized in that the aeration mechanism includes air blower and gas
Pipe, described air blower one end are connected to air-source, and the other end is connected to tracheae, and the tracheae and first buffering water distributing area connect
It is logical.
7. integral type nitrogen removing device as claimed in claim 3, which is characterized in that the anti-nitration reaction device further includes carbon source
Mechanism is added, the carbon source addition mechanism includes box body, carbon source addition pump and carbon source delivery pipe equipped with carbon source, the carbon source
Addition pump one end is connected to the box body, and the other end is connected to the carbon source delivery pipe, the carbon source delivery pipe and described second
Buffer water distributing area connection.
8. integral type nitrogen removing device as claimed in claim 7, which is characterized in that second buffering is equipped with baffling in water distributing area
Plate, described baffle plate one end are connect with the top of second buffering water distributing area or bottom, and the other end is free end.
9. integral type nitrogen removing device as claimed in claim 8, which is characterized in that the baffle plate is equipped with several pieces, several pieces
Horizontal direction of the baffle plate along second buffering water distributing area is uniformly arranged, and is connected to the baffling at the top of the second buffering water distributing area
Plate and be connected to the second buffering water distributing area bottom baffle plate between be spaced be arranged, it is described second buffering water distributing area along its level
The first end in direction is equipped with water inlet, and the second buffering water distributing area is equipped with water outlet, water inlet along the second end of its horizontal direction
Mouth is connected to the first clear water zone, and the water outlet is connected to second biofilter material area.
10. one kind denitrogenates method, which is characterized in that application integral type nitrogen removing device of any of claims 1-9 into
Row is denitrogenated comprising:
Sewage is supplied into biological aerated filter component, makes sewage under the microbial action in biological aerated filter component by sewage
In ammonium oxidation be nitrate nitrogen or nitrite nitrogen, removing partial organic substances；
The sewage supply denitrification filter pool component handled through biological aerated filter component, makes to handle through biological aerated filter component
Sewage carries out anti-nitration reaction under the microbial action in denitrification component, removes total nitrogen；
Discharge the sewage handled through denitrification filter pool component.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811003667.1A CN109133352A (en) | 2018-08-30 | 2018-08-30 | A kind of integral type nitrogen removing device and denitrogenate method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811003667.1A CN109133352A (en) | 2018-08-30 | 2018-08-30 | A kind of integral type nitrogen removing device and denitrogenate method |
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| CN109133352A true CN109133352A (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811003667.1A Pending CN109133352A (en) | 2018-08-30 | 2018-08-30 | A kind of integral type nitrogen removing device and denitrogenate method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113559700A (en) * | 2021-08-12 | 2021-10-29 | 北京新绿祥瑞环保科技有限公司 | Denitrifying biological filter for waste gas deodorization |
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| CN202643435U (en) * | 2012-04-17 | 2013-01-02 | 江苏艾特克环境工程有限公司 | Sewage denitrification device |
| CN203768118U (en) * | 2014-03-21 | 2014-08-13 | 安徽华骐环保科技股份有限公司 | Aerobic nitrifying biofilter-anaerobic denitrifying biofilter nitrogen removal system |
| CN107381977A (en) * | 2017-09-18 | 2017-11-24 | 上海汉盛环保科技有限公司 | Culturing wastewater processing system and its processing method |
| CN209065534U (en) * | 2018-08-30 | 2019-07-05 | 广东卓信环境科技股份有限公司 | A kind of integral type nitrogen removing device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202643435U (en) * | 2012-04-17 | 2013-01-02 | 江苏艾特克环境工程有限公司 | Sewage denitrification device |
| CN203768118U (en) * | 2014-03-21 | 2014-08-13 | 安徽华骐环保科技股份有限公司 | Aerobic nitrifying biofilter-anaerobic denitrifying biofilter nitrogen removal system |
| CN107381977A (en) * | 2017-09-18 | 2017-11-24 | 上海汉盛环保科技有限公司 | Culturing wastewater processing system and its processing method |
| CN209065534U (en) * | 2018-08-30 | 2019-07-05 | 广东卓信环境科技股份有限公司 | A kind of integral type nitrogen removing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113559700A (en) * | 2021-08-12 | 2021-10-29 | 北京新绿祥瑞环保科技有限公司 | Denitrifying biological filter for waste gas deodorization |
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