CN110342686A - Utilize chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system - Google Patents
Utilize chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system Download PDFInfo
- Publication number
- CN110342686A CN110342686A CN201910720155.5A CN201910720155A CN110342686A CN 110342686 A CN110342686 A CN 110342686A CN 201910720155 A CN201910720155 A CN 201910720155A CN 110342686 A CN110342686 A CN 110342686A
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- Prior art keywords
- sewage
- ammonia nitrogen
- sedimentation tank
- layer
- disposal system
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
Chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system is utilized the invention discloses a kind of, including primary sedimentation tank, the inside of the primary sedimentation tank is equipped with the grid component being installed on primary sedimentation tank, being internally located at below grid component for primary sedimentation tank forms sludge settling area, flocculation sedimentation tank is connected with by water delivery component in the sludge settling area, the inner horizontal of the flocculation sedimentation tank is equipped with water distributing plate, being internally located at below water distributing plate for flocculation sedimentation tank forms flocculation reaction area, the inside in the flocculation reaction area is equipped with the aeration component being connected with air blower, adsorption tank is connected with by the drainpipe with water pump and valve in flocculation reaction area, once filter layer is filled in the adsorption tank, the top of filter layer is equipped with adsorption stuffing layer；Ammonia nitrogen in sewage is removed to greatest extent after Xu Ning reaction and adsorption stuffing absorption, reaches national emission standard by the present invention.
Description
Technical field
The present invention relates to a kind of using chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system, belongs to dirt
Water-treatment technology field.
Background technique
Water is basic natural resources and strategic economic resources, it is occupied an important position in national economy, excellent
The cleaning water source of matter is the basis of human survival and development.Although having a large amount of water resource, per capita water resource phase in China
When in a quarter of world average level, and water resource is contaminated serious, the raising of improvement and water quality to China's water pollution
Propose urgent requirement.Therefore, how the ammonia nitrogen concentration in the undrinkable water source in nature is reduced to three classes surface water
It is the hot spot studied instantly that environmental standard, which is less than 1mg/l, currently, in sanitary sewage, trade effluent and drinking water, removal
The method of ammonia nitrogen mainly has bioanalysis, blow-off method, chemical precipitation method etc., although the acid-base property of these water bodys and temperature can change
Become, but operating cost is very high, and absorption method is using having physically or chemically affine between nitrogen and the biggish material of specific surface area
Power and then the method for removing N2 adsorption, have land occupation less, method it is simple, it is without secondary pollution, can secondary use, low in cost etc.
Advantage, current sewage disposal system are undesirable to the ammonia nitrogen removal effect in sewage, and removal efficiency is low.For this purpose, it is proposed that
It is a kind of to utilize chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system.
Summary of the invention
The main purpose of the present invention is to provide at a kind of sewage for removing ammonia nitrogen in sewage using chemical precipitation-absorption method
Reason system can effectively solve the problems in background technique.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of sewage disposal system removing ammonia nitrogen in sewage using chemical precipitation-absorption method, including primary sedimentation tank, it is described first
The inside in heavy pond is equipped with the grid component being installed on primary sedimentation tank, and being internally located at below grid component for primary sedimentation tank forms dirt
Mud settling zone is connected with flocculation sedimentation tank, the internal water of the flocculation sedimentation tank by water delivery component in the sludge settling area
Flat to be equipped with water distributing plate, being internally located at below water distributing plate for flocculation sedimentation tank forms flocculation reaction area, the flocculation reaction area
Inside be equipped with the aeration component that is connected with air blower, be connected in flocculation reaction area by having the drainpipe of water pump and valve
Adsorption tank, once filter layer, the top of a filter layer are equipped with adsorption stuffing layer, the suction to the interior filling of the adsorption tank
The top of attached packing layer is equipped with secondary filtration layer, and the top that secondary filtration layer is located on the adsorption tank, which is equipped with, has water pump and valve
The outlet pipe of door.
Further, the grid component includes coarse rack, and the lower section of the coarse rack is connected with thin lattice by connecting plate
Grid, and the area of the fine fack is 2 times of the area of coarse rack.
Further, the water delivery component includes the aqueduct above water distributing plate, and the aqueduct is equipped with diversion
Pump and valve.
Further, the water distributing plate includes plate body, and several water distributing pores are uniformly distributed on the plate body.
Further, the flocculant in the flocculation reaction area presses 3:2:1 by aluminum sulfate, bodied ferric sulfate, activated silica
Ratio mix.
Further, the aeration component includes several aeration plates being placed in flocculation reaction area, several aeration plates
Between be connected with air blower by Gas pipeline system.
Further, a filter layer includes the lower pallet and upper pallet being installed in adsorption tank, the upper pallet
Several cobblestones are filled between lower pallet.
Further, the adsorption stuffing layer includes four pieces of supporting plates being installed in adsorption tank, every two pieces adjacent institutes
It states and is from top to bottom successively equipped with Flyash Layer, quick lime layer, zeolite layer and active carbon layer between supporting plate.
Further, the secondary filtration layer is fine sand layer.
Sewage is added in primary sedimentation tank when the present invention uses, sewage be filtered by coarse rack and fine fack after by floating material
It is stranded on coarse rack and fine fack, sewage enters the sludge settling area of primary sedimentation tank, and after precipitating a period of time, aqueduct will
Supernatant is delivered in flocculation sedimentation tank, is discharged into flocculation reaction area by water distributing plate, and flocculant is added into flocculation reaction area, and
It opens air blower to be aerated by aeration plate into flocculation reaction area, flocculant and sewage is promoted to be sufficiently mixed reaction, close air blast
Precipitate a period of time after machine, be discharged into supernatant into adsorption tank from drainpipe, supernatant filter for the first time by cobblestone after by suction
It, will after Xu Ning reaction and adsorption stuffing absorption by being discharged after fine sand layer secondary filter by outlet pipe after attached packing layer absorption
Ammonia nitrogen in sewage removes to greatest extent, reaches national emission standard.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the partial structure diagram of an angle of the invention；
Fig. 3 is the partial structure diagram of another angle of the invention；
Fig. 4 is the structural schematic diagram of grid component of the present invention；
Fig. 5 is the structural schematic diagram of the adsorption stuffing layer of an angle of the invention；
Fig. 6 is the structural schematic diagram of the adsorption stuffing layer of another angle of the invention.
In figure: 1, primary sedimentation tank；2, coarse rack；3, fine fack；4, aqueduct；5, valve；6, primer pump；7, plate body；8, two
Secondary filter layer；9, water pump；10, outlet pipe；11, adsorption tank；12, drainpipe；13, air blower；14, Gas pipeline system；15, it wads a quilt with cotton
Solidifying sedimentation basin；16, water distributing pore；17, flocculation reaction area；18, aeration plate；19, lower pallet；20, upper pallet；21, Flyash Layer；
22, quick lime layer；23, active carbon layer；24, supporting plate；25, zeolite layer.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figures 1 to 6, chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage is utilized the present embodiment provides a kind of
Processing system, including primary sedimentation tank, the inside of the primary sedimentation tank are equipped with the grid component being installed on primary sedimentation tank, the inside of primary sedimentation tank
It forms sludge settling area below grid component, flocculation sedimentation is connected with by water delivery component in the sludge settling area
The inner horizontal in pond, the flocculation sedimentation tank is equipped with water distributing plate, and being internally located at below water distributing plate for flocculation sedimentation tank forms
Flocculation reaction area, the inside in the flocculation reaction area are equipped with the aeration component being connected with air blower, and flocculation reaction passes through band in area
There is the drainpipe of water pump and valve to be connected with adsorption tank, fills once filter layer, a filter layer in the adsorption tank
Top be equipped with adsorption stuffing layer, the top of the adsorption stuffing layer is equipped with secondary filtration layer, is located on the adsorption tank secondary
The top of filter layer is equipped with the outlet pipe with water pump and valve.
Further, the grid component includes coarse rack, and the lower section of the coarse rack is connected with thin lattice by connecting plate
Grid, and the area of the fine fack is 2 times of the area of coarse rack.
Further, the water delivery component includes the aqueduct above water distributing plate, and the aqueduct is equipped with diversion
Pump and valve.
Further, the water distributing plate includes plate body, and several water distributing pores are uniformly distributed on the plate body.
Further, the flocculant in the flocculation reaction area presses 3:2:1 by aluminum sulfate, bodied ferric sulfate, activated silica
Ratio mix.
Further, the aeration component includes several aeration plates being placed in flocculation reaction area, several aeration plates
Between be connected with air blower by Gas pipeline system.
Further, a filter layer includes the lower pallet and upper pallet being installed in adsorption tank, the upper pallet
Several cobblestones are filled between lower pallet.
Further, the adsorption stuffing layer includes four pieces of supporting plates being installed in adsorption tank, every two pieces adjacent institutes
It states and is from top to bottom successively equipped with Flyash Layer, quick lime layer, zeolite layer and active carbon layer between supporting plate.
Further, the secondary filtration layer is fine sand layer.
Sewage is added in primary sedimentation tank, floating material is stranded in coarse rack after being filtered by coarse rack and fine fack by sewage
On fine fack, sewage enters the sludge settling area of primary sedimentation tank, and after precipitating a period of time, supernatant is delivered to by aqueduct
In flocculation sedimentation tank, flocculation reaction area is discharged by water distributing plate, flocculant is added into flocculation reaction area, and it is logical to open air blower
It crosses aeration plate to be aerated into flocculation reaction area, flocculant and sewage is promoted to be sufficiently mixed reaction, precipitate one section after closing air blower
Time is discharged into supernatant into adsorption tank from drainpipe, and supernatant adsorbs after being filtered for the first time by cobblestone by adsorption stuffing layer
Afterwards by being discharged after fine sand layer secondary filter by outlet pipe, after Xu Ning reaction and adsorption stuffing absorption, by the ammonia nitrogen in sewage
It removes to greatest extent, reaches national emission standard.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.
Claims (9)
1. a kind of existed using chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system, including primary sedimentation tank, feature
In: the inside of the primary sedimentation tank is equipped with the grid component being installed on primary sedimentation tank, and primary sedimentation tank is internally located under grid component
Side forms sludge settling area, is connected with flocculation sedimentation tank, the flocculation sedimentation by water delivery component in the sludge settling area
The inner horizontal in pond is equipped with water distributing plate, and being internally located at below water distributing plate for flocculation sedimentation tank forms flocculation reaction area, described
The inside in flocculation reaction area is equipped with the aeration component being connected with air blower, passes through the row with water pump and valve in flocculation reaction area
Water pipe is connected with adsorption tank, and once filter layer, the top of a filter layer are equipped with absorption and fill out for filling in the adsorption tank
The bed of material, the top of the adsorption stuffing layer are equipped with secondary filtration layer, and the top that secondary filtration layer is located on the adsorption tank is equipped with
Outlet pipe with water pump and valve.
2. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: the grid component includes coarse rack, the lower section of the coarse rack is connected with fine fack, and institute by connecting plate
The area for stating fine fack is 2 times of area of coarse rack.
3. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: the water delivery component includes the aqueduct above water distributing plate, the aqueduct is equipped with primer pump and valve
Door.
4. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: the water distributing plate includes plate body, several water distributing pores are uniformly distributed on the plate body.
5. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: flocculant in the flocculation reaction area by aluminum sulfate, bodied ferric sulfate, activated silica in 3:2:1 ratio
It mixes.
6. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: the aeration component includes several aeration plates being placed in flocculation reaction area, lead between several aeration plates
Gas pipeline system is crossed to be connected with air blower.
7. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: a filter layer includes the lower pallet and upper pallet being installed in adsorption tank, the upper pallet and subiculum
Several cobblestones are filled between plate.
8. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: the adsorption stuffing layer includes four pieces of supporting plates being installed in adsorption tank, the every two pieces adjacent supports
Flyash Layer, quick lime layer, zeolite layer and active carbon layer are from top to bottom successively equipped between plate.
9. a kind of sewage disposal system that ammonia nitrogen in sewage is removed using chemical precipitation-absorption method according to claim 1,
It is characterized by: the secondary filtration layer is fine sand layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720155.5A CN110342686A (en) | 2019-08-06 | 2019-08-06 | Utilize chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720155.5A CN110342686A (en) | 2019-08-06 | 2019-08-06 | Utilize chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110342686A true CN110342686A (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910720155.5A Withdrawn CN110342686A (en) | 2019-08-06 | 2019-08-06 | Utilize chemical precipitation-absorption method removal ammonia nitrogen in sewage sewage disposal system |
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| CN (1) | CN110342686A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116022980A (en) * | 2023-03-29 | 2023-04-28 | 济南森华工程技术有限公司 | Building water supply and drainage sewage treatment device and application method thereof |
-
2019
- 2019-08-06 CN CN201910720155.5A patent/CN110342686A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116022980A (en) * | 2023-03-29 | 2023-04-28 | 济南森华工程技术有限公司 | Building water supply and drainage sewage treatment device and application method thereof |
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| PB01 | Publication | ||
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Application publication date: 20191018 |