CN205821126U - A kind of device for high ammonia-nitrogen wastewater biological denitrificaion - Google Patents
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion Download PDFInfo
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- CN205821126U CN205821126U CN201620768182.1U CN201620768182U CN205821126U CN 205821126 U CN205821126 U CN 205821126U CN 201620768182 U CN201620768182 U CN 201620768182U CN 205821126 U CN205821126 U CN 205821126U
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- pond
- high ammonia
- nitrogen wastewater
- biological denitrificaion
- wastewater biological
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Abstract
The utility model discloses a kind of device for high ammonia-nitrogen wastewater biological denitrificaion, belong to high ammonia-nitrogen wastewater processing technology field.The described device for high ammonia-nitrogen wastewater biological denitrificaion includes water distribution tank, efficient denitrification reactor, anoxic pond, nitrosation pond, Aerobic Pond successively；Wherein, being connected to reflux pump between nitrosation pond, Aerobic Pond and water distribution tank, water distribution tank is connected with the bottom of efficient denitrification reactor by pipeline.The device of synchronous nitration and denitrification is combined by the device for high ammonia-nitrogen wastewater biological denitrificaion that this utility model provides, and arranges water distribution tank to water distribution tank, the return of waste water in nitrosation pond, Aerobic Pond is entered back into efficient denitrification reactor；So, efficient denitrification inside reactor is without mechanical agitation, and without aeration unit, the impact current formed by bottom feed and the rising of generated reactive gas are spread, and can promote that material mixes, and improve reaction efficiency, it is not necessary to additional carbon.
Description
Technical field
This utility model relates to a kind of device for high ammonia-nitrogen wastewater biological denitrificaion, belongs to high ammonia-nitrogen wastewater treatment technology
Field.
Background technology
Nitrogen substance in waste water is after anaerobic reaction, and most nitrogen can be converted into ammonia nitrogen.High nitrogenous organic waste
Water is after anaerobic treatment, and the ammonia nitrogen concentration in waste water is of a relatively high, such as the kitchen garbage, waste-water after anaerobic fermentation and rubbish
Rubbish percolate, the ammonia nitrogen in waste water concentration after its anaerobism generally reaches about 2000mg/L, and the ammonia nitrogen level of this concentration is given follow-up useless
Water depth processes and brings difficulty.The most traditional biological denitrification process is many based on nitrification-denitrification principle, but due to high ammonia nitrogen,
Requiring supplementation with a large amount of oxygen at nitrifying process, energy consumption is higher；Additionally, carbon source is disappeared in a large number in waste water after anaerobic treatment
Consumption, causes the problem that in denitrification process, carbon source is not enough.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of biological for high ammonia-nitrogen wastewater
The device of denitrogenation, can be used for high ammonia nitrogen, the biological denitrificaion of low ratio of carbon to ammonium waste water.
The described device for high ammonia-nitrogen wastewater biological denitrificaion include successively water distribution tank, efficient denitrification reactor, anoxic pond,
Nitrosation pond, Aerobic Pond；Wherein, being connected to reflux pump between nitrosation pond, Aerobic Pond and water distribution tank, water distribution tank is by pipe
Road connects with the bottom of efficient denitrification reactor；The top of efficient denitrification reactor connects anoxic pond, anoxic pond by outlet pipe
It is connected with nitrosation pond, Aerobic Pond successively；Described efficient denitrification reactor be included into water pump, reactor tank body, three phase separator,
Gas flowmeter, pH meter, intake pump, evacuation port, sample tap, the tank body of described efficient denitrification reactor is square or cylinder
Body, uses steel construction or xoncrete structure, and ratio of height to diameter is more than 1.5；Described three phase separator is arranged on the top of reactor.
In a kind of embodiment of the present utility model, the tank body of described efficient denitrification reactor is outside also has water bath heat preservation
Chuck.
In a kind of embodiment of the present utility model, anoxic pond, nitrosation pond, the volume ratio of Aerobic Pond are 1:2:1.
In a kind of embodiment of the present utility model, described water distribution is canned stirring system.
In a kind of embodiment of the present utility model, described anoxic pond comprises stirring system.
In a kind of embodiment of the present utility model, described nitrosation pond comprises aerating system.
In a kind of embodiment of the present utility model, described Aerobic Pond comprises aerating system.
In a kind of embodiment of the present utility model, described anoxic pond, nitrosation pond, Aerobic Pond be each equipped with pH instrument,
Dissolved oxygen meter.
The device for high ammonia-nitrogen wastewater biological denitrificaion that this utility model provides is by whole for the device of synchronous nitration and denitrification
Being combined, efficient denitrification inside reactor is without mechanical agitation, without aeration unit, the impact current formed by bottom feed
And the rising diffusion of generated reactive gas (nitrogen etc.), can promote that material mixes, improve reaction efficiency.Denitrification reactor top
Three phase separator can effectively prevent sludge loss.Whole reactor good airproof performance, free from extraneous odour.Can be by nitrous by arranging water distribution tank
Change pond, the return of waste water of Aerobic Pond enters back into efficient denitrification reactor, to solve the low-carbon and nitrogen of high ammonia-nitrogen wastewater to water distribution tank
Ratio is unfavorable for the problem of Anammox bacteria growing, thus reduces the yield of excess sludge further, final solution tradition nitrification
The energy consumption that denitrification biological denitrogenation device exists is big, the problem of additional carbon, surplus sludge volume.
Accompanying drawing explanation
The schematic diagram of Fig. 1 a kind of embodiment of the present utility model；
In figure: 1, water distribution tank；2, intake pump；3, efficient denitrification reactor；4, anoxic pond；5, nitrosation pond；6, Aerobic Pond；
7, sedimentation tank；8, evacuation port (mud discharging mouth)；9, sample tap；10, water-bath circulation water inlet；11, water-bath circulating outlet；12、pH
Meter；13, gas flowmeter；14, agitator；15, reflux pump；16, aeration pump；17, three phase separator.
Detailed description of the invention
The technical solution of the utility model is further illustrated below by way of specific embodiment.
As it is shown in figure 1, a kind of device for high ammonia-nitrogen wastewater biological denitrificaion of the present utility model, mainly include water distribution tank
1, intake pump 2, high-efficient deamination reactor 3, anoxic pond 4, nitrosation pond 5, Aerobic Pond 6 and sedimentation tank 7.Described intake pump 2 will be joined
Mixed liquor in water pot 1 pumps into efficient denitrification reactor 3 from bottom, and the water outlet on efficient denitrification reactor 3 top sequentially passes through scarce
Oxygen pond 4, nitrosation pond 5 and Aerobic Pond 6, finally enter sedimentation tank 7, connect respectively between nitrosation pond 5, Aerobic Pond 6 and water distribution tank 1
It is connected to reflux pump 15, for being pumped in water distribution tank 1 by backflow.Described efficient denitrification reactor 3 uses bottom feed, bottom to set
Having sample tap 9, evacuation port 8, reactor head is provided with three phase separator 17, pH meter 12, gas flowmeter 13.High ammonia nitrogen, low-carbon (LC)
N ratio wastewater in water distribution tank 1 with from nitrosation pond, rear end 5, Aerobic Pond 6 backflow nitrosation liquid, nitrification liquid mix after from bottom
Pumping into efficient denitrification reactor 3, the top water outlet of efficient denitrification reactor 3 sequentially passes through anoxic pond 4, nitrosation pond 5, aerobic again
Pond 6.
Described water distribution tank 1 is equipped with agitator 14.Water distribution tank is mainly used in being mixed into each of rear end efficient denitrification reactor
Road water, regulating water quality.
Described anoxic pond comprises agitator 14.It is substantially carried out denitrification denitrogenation reaction in pond, removes part COD simultaneously.
Described nitrosation pond comprises aeration pump 16.By controlling aeration rate (dissolved oxygen), in making pond, it is substantially carried out nitrosation
Reaction.
Described Aerobic Pond comprises aeration pump 16.Nitration reaction it is substantially carried out in pond.
Can also there is water bath heat preservation chuck outside the tank body of described efficient denitrification reactor 3, be circulated by water-circulating pump, water
Tank, heating rod and attemperating unit control the temperature in tank body.
Described anoxic pond, nitrosation pond, the volume ratio of Aerobic Pond are about 1:2:1, are all configured with agitator, pH meter.
Although this utility model is open as above with preferred embodiment, but it is not limited to this utility model, any
Person skilled in the art, without departing from spirit and scope of the present utility model, can do various changes and modification, therefore originally
The protection domain of utility model should be with being as the criterion that claims are defined.
Claims (8)
1. the device for high ammonia-nitrogen wastewater biological denitrificaion, it is characterised in that include that water distribution tank, efficient denitrification react successively
Device, anoxic pond, nitrosation pond, Aerobic Pond；Wherein, it is connected to reflux pump between nitrosation pond, Aerobic Pond and water distribution tank, joins
Water pot is connected with the bottom of efficient denitrification reactor by pipeline；The top of efficient denitrification reactor connects anoxia by outlet pipe
Pond, anoxic pond is connected with nitrosation pond, Aerobic Pond successively；Described efficient denitrification reactor be included into water pump, reactor tank body, three
Phase separator, gas flowmeter, pH meter, intake pump, evacuation port, sample tap, the reactor tank body of described efficient denitrification reactor
For square or cylinder, using steel construction or xoncrete structure, ratio of height to diameter is more than 1.5；Described three phase separator is arranged on instead
Answer the top of device.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that described efficiently
The tank body of denitrification reactor is outside also has water bath heat preservation chuck.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that anoxic pond,
Nitrosation pond, Aerobic Pond, volume ratio is 1:2:1.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that described water distribution
Canned have stirring system.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that described anoxia
Pond comprises stirring system.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that described nitrous
Change pond and comprise aerating system.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that described aerobic
Pond comprises aerating system.
A kind of device for high ammonia-nitrogen wastewater biological denitrificaion the most according to claim 1, it is characterised in that described anoxia
Pond, nitrosation pond, Aerobic Pond are each equipped with pH instrument, dissolved oxygen meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768182.1U CN205821126U (en) | 2016-07-20 | 2016-07-20 | A kind of device for high ammonia-nitrogen wastewater biological denitrificaion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768182.1U CN205821126U (en) | 2016-07-20 | 2016-07-20 | A kind of device for high ammonia-nitrogen wastewater biological denitrificaion |
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| CN205821126U true CN205821126U (en) | 2016-12-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113578919A (en) * | 2021-07-19 | 2021-11-02 | 上海大学 | Method for improving dehydration performance of kitchen waste anaerobic digestion biogas residues |
| CN115557611A (en) * | 2022-11-02 | 2023-01-03 | 无锡马盛环境能源科技有限公司 | Denitrification system for treating high ammonia nitrogen wastewater of kitchen |
-
2016
- 2016-07-20 CN CN201620768182.1U patent/CN205821126U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113578919A (en) * | 2021-07-19 | 2021-11-02 | 上海大学 | Method for improving dehydration performance of kitchen waste anaerobic digestion biogas residues |
| CN113578919B (en) * | 2021-07-19 | 2022-09-09 | 上海大学 | Method for improving dehydration performance of kitchen waste anaerobic digestion biogas residues |
| CN115557611A (en) * | 2022-11-02 | 2023-01-03 | 无锡马盛环境能源科技有限公司 | Denitrification system for treating high ammonia nitrogen wastewater of kitchen |
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Address after: 7th Floor, Building 3, No. 2018, Lihu Avenue, Wuxi City, Jiangsu Province, 214122 Patentee after: Jiangsu Masheng Biotechnology Co.,Ltd. Address before: 214000 Building No. 2020 Lihu Avenue, Binhu District, Wuxi City, Jiangsu Province Patentee before: WUXI MASUN ENVIRONMENTAL ENERGY TECHNOLOGY CO.,LTD. |