CN106673192A - Technology for removing total nitrogen in garbage leachate by anammox and special device thereof - Google Patents

Technology for removing total nitrogen in garbage leachate by anammox and special device thereof Download PDF

Info

Publication number
CN106673192A
CN106673192A CN201611012890.3A CN201611012890A CN106673192A CN 106673192 A CN106673192 A CN 106673192A CN 201611012890 A CN201611012890 A CN 201611012890A CN 106673192 A CN106673192 A CN 106673192A
Authority
CN
China
Prior art keywords
water
nitrogen
anammox
denitrification
total nitrogen
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611012890.3A
Other languages
Chinese (zh)
Inventor
夏俊方
胡君杰
方小琴
周耀水
韩粒
肖龙博
尚荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI JINGYU ENVIRONMENTAL ENGINEERING Co Ltd
Original Assignee
SHANGHAI JINGYU ENVIRONMENTAL ENGINEERING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHANGHAI JINGYU ENVIRONMENTAL ENGINEERING Co Ltd filed Critical SHANGHAI JINGYU ENVIRONMENTAL ENGINEERING Co Ltd
Priority to CN201611012890.3A priority Critical patent/CN106673192A/en
Publication of CN106673192A publication Critical patent/CN106673192A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/30Aerobic and anaerobic processes
    • C02F3/302Nitrification and denitrification treatment
    • C02F3/305Nitrification and denitrification treatment characterised by the denitrification
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/06Contaminated groundwater or leachate

Abstract

A technology for removing total nitrogen in garbage leachate by anammox and a special device thereof are disclosed. The technology comprises the following steps: low dissolved oxygen concentration is strictly controlled in the nitration stage to oxidize ammonia nitrogen into nitrite nitrogen; in the denitrification stage, nitrite nitrogen is converted into nitrogen to escape so as to reduce total nitrogen in garbage leachate; then, an effluent undergoes mud-water separation, and wastewater is fully mixed with a few amount of garbage leachate stock solution in order to control the ratio of ammonia nitrogen to nitrite nitrogen in the wastewater and contents; simultaneously, nitrogen or carbon dioxide is supplemented in order to reduce dissolved oxygen in water and then provide favorable flow condition and strict anaerobic condition for follow-up anammox; and finally, a hydrophilic biological stuffing with large specific surface area is arranged in the anammox reactor to provide a stable growth environment for anammox bacteria so as to smoothly carry out anammox denitrification reaction. Therefore, total nitrogen of late landfill leachate reaches the emission standard, and energy is saved and consumption is reduced.

Description

Anammox removes the technique and special purpose device of total nitrogen in landfill leachate
Technical field
The invention belongs to low ratio of carbon to ammonium high ammonia-nitrogen wastewater bio-denitrification technology field, is exactly specifically to be related to a kind of anaerobism ammonia The technique and special purpose device of oxidation removal total nitrogen in landfill leachate, is particularly well-suited at the efficient denitrification for the treatment of of advanced stage landfill leachate Reason.
Background technology
In recent years, being continuously increased with municipal refuse yield, it is widest that landfill method is increasingly becoming domestic and international application Garbage disposal and method of disposal.Landfill produce percolate complicated component, water quality and quantity change greatly, ammonia nitrogen and Organic substance it is dense Degree is high, microbial nutrition element ratio is lacked of proper care etc., and intractability is larger.At present, the denitrogenation processing of percolate is mainly adopted Traditional nitration denitrification denitrogenation technique.Traditional nitration denitrification denitrogenation be by nitrobacteria by mineralized nitrogen be nitrate Nitrogen, then nitrate nitrogen is converted into by nitrogen by denitrifying bacteria escapes from water, so as to reach the purpose of denitrogenation.But for filling out For burying the percolate in a late period, the technique there are problems that following:
(1) percolate carbon-nitrogen ratio is extremely low, i.e. famine organic carbon source, and denitrification process needs to add substantial amounts of carbon source, Operating cost is high;
(2) aeration rate of nitrifying process is larger, high energy consumption;
(3) it is limited to the removal efficiency of total nitrogen, remaining substantial amounts of total nitrogen in water outlet, even by advanced treating after, it is also difficult To reach existing discharge standard.
The problems referred to above cause the drawbacks such as landfill leachate treatment hardly possible up to standard, processing cost height, cause many landfill yard rubbish Percolate treatment facility cannot normally run, it is, therefore, desirable to provide effectively denitrogenation technology.
It using anaerobic ammonia oxidizing bacteria is autotrophic bacteria that Anammox technology is, its growth course only needs to carbonate and dioxy Change the inorganic carbon source such as carbon, and the oxidation of ammonia nitrogen is participated in without the need for molecular oxygen, the reduction of nitrite nitrogen without organic carbon source etc. this One feature, the ammonia nitrogen in waste water is removed simultaneously with nitrite nitrogen, so as to reach the purpose of denitrogenation.The technology drops significantly The low operating cost of wastewater biological denitrificaion, and the sludge yield of Anammox is low, does not produce greenhouse gases.Therefore, it is right For the percolate of the high ammonia nitrogen of low ratio of carbon to ammonium, realize that Anammox reaction is the optimal path of its denitrogenation.
But, the doubling time of anaerobic ammonia oxidizing bacteria is long, and the condition that its culture and growth course need is more strict, such as needs Influent quality, stable growing environment, strict anaerobic condition that will be stable etc., prior art be all difficult to realize stable anaerobism Ammoxidation reaction, nitric efficiency is not increased substantially, and this limits to a certain extent its actual large-scale application.Cause This, research and development are a kind of can effectively to realize that Anammox reacts and the technique and device of stable operation have highly important meaning Justice.
The content of the invention
The purpose of the present invention is directed in above-mentioned existing anaerobic ammonia oxidation process, the ratio of influent ammonia nitrogen and nitrite nitrogen And content it is unstable, response system is unstable, water inlet is containing the technical problem such as dissolved oxygen, there is provided Anammox removes rubbish and oozes The technique and special purpose device of total nitrogen, increases substantially nitric efficiency in filtrate, by the total nitrogen qualified discharge in percolate.
Technical scheme
In order to realize above-mentioned technical purpose, a kind of Anammox of present invention design removes the work of total nitrogen in landfill leachate Skill, it is characterised in that it includes following step:
The first step, denitrification:Percolate enters the anoxic zone of short-cut nitrification-denitrification reactor, carries out denitrification Denitrogenation processing, reduces the total nitrogen in waste water;
Second step, short distance nitration:The denitrification water outlet of the first step is carried out into short distance nitration process, nitrosation water outlet is obtained;
3rd step, mud-water separation:The nitrosation water outlet of second step is passed through into mud and water separating equipment, mud-water separation is carried out;
4th step, intermediate treatment:The water outlet of the 3rd step and a small amount of percolate, nitrogen or carbon dioxide are uniformly mixed Close;
5th step, Anammox:The water outlet of the 4th step is carried out into Anammox reaction, is gone remaining total in eliminating water Nitrogen.
Further, anti-nitration reaction temperature is 20~40 DEG C, dissolved oxygen DO≤0.3mg/L in the first step;Second step Medium or short range nitration reaction temperature is 20~40 DEG C, dissolved oxygen DO is 0.6~1.2mg/L;Wherein, according to actual needs, short distance nitre Change and may be configured as one-level or two-stage with denitrification.
Percolate stock solution flow Q in 4th step2With into the anoxic zone of short-cut nitrification-denitrification reactor Garbage filter flow quantity Q1Ratio be less than 1.
Total nitrogen form of intaking in 5th step is mainly ammonia nitrogen and nitrite nitrogen, and the ratio of the two is (1:1.3) ~(1:1.4), the reaction is carried out under 20~50 DEG C of airtight condition, and water outlet is back to according to a certain percentage into water, with Dilution water inlet, improves denitrification effect.
For the special purpose device that above-mentioned Anammox removes total nitrogen in landfill leachate technique, it is characterised in that:It is wrapped Include short-cut nitrification-denitrification reactor, separator for mud and water, intermediate water tank, anaerobic ammonia oxidation reactor;
Raw water box is connected with short-cut nitrification-denitrification reactor, equipped with the first intake pump and control valve on connecting line, and Raw water box is connected with intermediate water tank simultaneously, equipped with control valve on connecting line;The water side of short-cut nitrification-denitrification reactor with Separator for mud and water connects;The outfan of separator for mud and water is connected with intermediate water tank;The outfan and Anammox of intermediate water tank Reactor connects, and the second intake pump is housed on connecting line;Water tank is produced in the water outlet outfan connection of anaerobic ammonia oxidation reactor.
Further, polylith dividing plate is provided with the short-cut nitrification-denitrification reactor, reactor is divided into into many compartments, First compartment is anoxic zone, and follow-up compartment is oxygen-limiting area, wherein, blender is provided with the first compartment, in every lattice oxygen-limiting area Aeration tube is provided with, aeration tube is connected with the aerator of outside.
Further, the separator for mud and water adopts membrane bioreactor or sedimentation tank or other device for dehydrating sladge waste, its Bottom connects short-cut nitrification-denitrification reactor, and connecting line is provided with sludge reflux pump, and reflux pipe is provided with remaining dirt Mud mud valve.
Further, the intermediate water tank is provided with nitrogen or carbon dioxide preparing device.
Further, the anaerobic ammonia oxidation reactor is provided with reflux pump and biologic packing material, and top is provided with exhaust apparatus.
Beneficial effect
The present invention makes ammonium oxidation to nitrite nitrogen by strictly controlling relatively low dissolved oxygen concentration in the nitrification stage, Again by being translated into nitrogen effusion in the denitrification stage, so as to reduce percolate in total nitrogen, then water outlet carries out Mud-water separation, is afterwards sufficiently mixed it with a small amount of percolate stock solution, it is therefore an objective to control ammonia nitrogen and nitrous acid in waste water The ratio and content of salt nitrogen;Nitrogen or carbon dioxide are supplemented simultaneously, it is therefore an objective to the dissolved oxygen in water is reduced, so as to detest for follow-up Anaerobic ammonium oxidation reaction provides favourable flow condition and strict anaerobic condition, finally arranges in anaerobic ammonia oxidation reactor The biologic packing material of hydrophilic, bigger serface, for anaerobic ammonia oxidizing bacteria stable growing environment is provided, so that anaerobism ammonia oxygen Change denitrification reaction to be smoothed out, energy-conservation drop while the total nitrogen for realizing landfill yard treatment of advanced stage landfill leachate reaches effluent standard Consumption.
Description of the drawings
Accompanying drawing 1 is the process chart of the embodiment of the present invention.
Accompanying drawing 2 is the equipment connecting relation schematic diagram of the embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be further described.
Embodiment
As shown in Figure 2, the special purpose device of total nitrogen in landfill leachate is removed for above-mentioned Anammox, its feature exists In:It includes short-cut nitrification-denitrification reactor 1, separator for mud and water 2, intermediate water tank 3, anaerobic ammonia oxidation reactor 4;
Raw water box 5 is connected with short-cut nitrification-denitrification reactor 1, equipped with the first intake pump 6 and control valve on connecting line 7, and raw water box 5 is connected with intermediate water tank 3 simultaneously, equipped with control valve 7, short distance nitre on raw water box 5 and the connecting line of intermediate water tank 3 The water side of change-denitrification reactor 1 is connected with separator for mud and water 2;The outfan of separator for mud and water 2 is connected with intermediate water tank 3; The outfan of intermediate water tank 3 is connected with anaerobic ammonia oxidation reactor 4, outfan and the anaerobic ammonia oxidation reactor 4 of intermediate water tank 3 Second intake pump 15 is housed on connecting line;Water tank 18 is produced in the water outlet outfan connection of anaerobic ammonia oxidation reactor 4.
Polylith dividing plate 9 is provided with the short-cut nitrification-denitrification reactor 1, reactor is divided into into many compartments, the first lattice Room is anoxic zone, and follow-up compartment is oxygen-limiting area, wherein, blender 8 is provided with the first compartment, it is equipped with exposure in every lattice oxygen-limiting area Trachea 11, aeration tube 11 is connected with the aerator 10 of outside.
The separator for mud and water 2 is using membrane bioreactor MBR or sedimentation tank or other device for dehydrating sladge waste, its bottom Connection short-cut nitrification-denitrification reactor 1, connecting line is provided with sludge reflux pump 12, and reflux pipe is provided with remaining dirt Mud mud valve 13.
The intermediate water tank 3 is provided with nitrogen or carbon dioxide preparing device 14.
The anaerobic ammonia oxidation reactor 4 is provided with reflux pump 16 and biologic packing material 17, and top is provided with exhaust apparatus.
The technical process for carrying out Anammox removal total nitrogen in landfill leachate using above-mentioned special purpose device is as follows:
The first step, denitrification:Percolate enters the anoxic zone of short-cut nitrification-denitrification reactor, in reaction temperature Nitrogen effusion system is produced to carry out denitrification denitrogenation in the presence of 20~40 DEG C, dissolved oxygen DO≤0.3mg/L, stirring so that Total nitrogen in waste water is reduced.
Second step, short distance nitration:The water outlet of anoxic zone enters oxygen-limiting area, is 20~40 DEG C, dissolved oxygen DO in reaction temperature It is nitrite nitrogen by the mineralized nitrogen in water to carry out short distance nitration under conditions of 0.6~1.2mg/L, part nitrification liquid is returned Flow to anoxic zone, the electron acceptor nitrite nitrogen needed for provide denitrification process, and according to actual needs, short distance nitration with Denitrification may be configured as one-level or two-stage.
3rd step, mud-water separation:Short distance nitration water outlet carries out mud-water separation into sludge-water separating system, obtains water outlet and work Property sludge, wherein, activated sludge is back to according to a certain percentage the anoxic zone of short-cut nitrification-denitrification, with maintenance system compared with High sludge concentration, so as to improve nitric efficiency, remaining activated sludge is emitted into sludge-tank by mud valve.
4th step, intermediate treatment:Mud-water separation water outlet is uniform with a small amount of percolate stock solution, nitrogen or carbon dioxide Mixing, obtains middle water outlet.Wherein, the flow Q of percolate stock solution2With lacking into short-cut nitrification-denitrification reactor The garbage filter flow quantity Q in oxygen area1Ratio be less than 1.
5th step, Anammox:Middle water outlet enters anaerobic ammonia oxidation reactor from bottom, total nitrogen form in the water inlet Predominantly ammonia nitrogen and nitrite nitrogen, and the ratio of the two is (1:1.3)~(1:1.4).Water inlet is entered after reactor through life Thing filler, now the ammonia nitrogen in water and nitrite nitrogen produce nitrogen by the microbiological oxidation of attachment on biologic packing material and reduction Discharge from top vent, so as to reach the purpose of advanced nitrogen.Wherein, whole course of reaction is the closed bar at 20~50 DEG C Carry out under part, and water outlet is back to according to a certain percentage into water, to dilute water inlet, improves denitrification effect.
The present embodiment makes ammonium oxidation to nitrite by strictly controlling relatively low dissolved oxygen concentration in the nitrification stage Nitrogen, then by being translated into nitrogen effusion in the denitrification stage, so as to reduce percolate in total nitrogen, then water outlet enters Row mud-water separation, is afterwards sufficiently mixed it with a small amount of percolate stock solution, it is therefore an objective to control ammonia nitrogen and nitrous in waste water The ratio and content of hydrochlorate nitrogen;Nitrogen or carbon dioxide are supplemented simultaneously, it is therefore an objective to reduce the dissolved oxygen in water, so as to for follow-up Anammox reaction provides favourable flow condition and strict anaerobic condition, finally sets in anaerobic ammonia oxidation reactor The biologic packing material of hydrophilic, bigger serface is put, for anaerobic ammonia oxidizing bacteria stable growing environment is provided, so that anaerobism ammonia Oxidation process denitrification reaction is smoothed out, energy-conservation drop while the total nitrogen for realizing landfill yard treatment of advanced stage landfill leachate reaches effluent standard Consumption.

Claims (7)

1. the technique that Anammox removes total nitrogen in landfill leachate, it is characterised in that it includes following step:
(1) denitrification:Percolate sends into the anoxic zone of short-cut nitrification-denitrification reactor, carries out denitrification denitrogenation process, Reduce the total nitrogen in waste water;
(2) short distance nitration:The denitrification water outlet of step (1) is carried out into short distance nitration process, nitrosation water outlet is obtained;
(3) mud-water separation:The nitrosation water outlet of step (2) is passed through into mud and water separating equipment, mud-water separation is carried out;
(4) intermediate treatment:The water outlet of step (3) is uniformly mixed with percolate stock solution, nitrogen or carbon dioxide;
(5) Anammox:The water outlet of step (4) is carried out into Anammox reaction, remaining total nitrogen in eliminating water is removed.
2. the technique that Anammox as claimed in claim 1 removes total nitrogen in landfill leachate, it is characterised in that:
Anti-nitration reaction temperature is 20~40 DEG C, dissolved oxygen DO≤0.3mg/L in the step (1);
Step (2) the medium or short range nitration reaction temperature is 20~40 DEG C, and dissolved oxygen DO is 0.6~1.2mg/L, wherein, short distance Nitrification and denitrification may be configured as one-level or two-stage;
Percolate stock solution flow Q in the step (4)2With the rubbish into the anoxic zone of short-cut nitrification-denitrification reactor Diafiltration flow quantity Q1Ratio be less than 1;
The total nitrogen form of water inlet is ammonia nitrogen and nitrite nitrogen in the step (5), and the ratio of the two is (1:1.3)~(1: 1.4), the reaction is carried out under 20~50 DEG C of airtight condition, and effluent recycling is to intaking, and to dilute water inlet, improves denitrogenation effect Really.
3. the special purpose device that above-mentioned Anammox removes total nitrogen in landfill leachate technique is used for, it is characterised in that:It includes Short-cut nitrification-denitrification reactor (1), separator for mud and water (2), intermediate water tank (3), anaerobic ammonia oxidation reactor (4);
Raw water box (5) is connected with short-cut nitrification-denitrification reactor (1), equipped with the first intake pump (6) and control on connecting line Valve (7), and raw water box (5) with intermediate water tank (3) while be connected, equipped with control valve (7), short distance nitration-anti-nitre on connecting line The water side for changing reactor (1) is connected with separator for mud and water (2), and the outfan of separator for mud and water (2) is with intermediate water tank (3) even Connect, the outfan of intermediate water tank (3) is connected with anaerobic ammonia oxidation reactor (4), the second intake pump (15) be housed on connecting line, Water tank (18) is produced in the water outlet outfan connection of anaerobic ammonia oxidation reactor (4).
4. Anammox as claimed in claim 3 removes the special purpose device of total nitrogen in landfill leachate technique, and its feature exists In:Polylith dividing plate (9) is provided with the short-cut nitrification-denitrification reactor (1), reactor is divided into into many compartments, the first lattice Room is anoxic zone, and follow-up compartment is oxygen-limiting area, wherein, blender (8) is provided with the first compartment, it is equipped with every lattice oxygen-limiting area Aeration tube (11), aeration tube (11) is connected with the aerator (10) of outside.
5. Anammox as claimed in claim 3 removes the special purpose device of total nitrogen in landfill leachate technique, and its feature exists In:Using membrane bioreactor or sedimentation tank or device for dehydrating sladge waste, its bottom connects short distance nitre to the separator for mud and water (2) Change-denitrification reactor (1), connecting line is provided with sludge reflux pump (12), and reflux pipe is provided with excess sludge spoil disposal Valve (13).
6. Anammox as claimed in claim 3 removes the special purpose device of total nitrogen in landfill leachate technique, and its feature exists In:The intermediate water tank (3) is provided with nitrogen or carbon dioxide preparing device (14).
7. Anammox as claimed in claim 3 removes the special purpose device of total nitrogen in landfill leachate technique, and its feature exists In:The anaerobic ammonia oxidation reactor (4) is provided with reflux pump (16) and biologic packing material (17), and top is provided with exhaust apparatus.
CN201611012890.3A 2016-11-17 2016-11-17 Technology for removing total nitrogen in garbage leachate by anammox and special device thereof Pending CN106673192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611012890.3A CN106673192A (en) 2016-11-17 2016-11-17 Technology for removing total nitrogen in garbage leachate by anammox and special device thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611012890.3A CN106673192A (en) 2016-11-17 2016-11-17 Technology for removing total nitrogen in garbage leachate by anammox and special device thereof

Publications (1)

Publication Number Publication Date
CN106673192A true CN106673192A (en) 2017-05-17

Family

ID=58840357

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611012890.3A Pending CN106673192A (en) 2016-11-17 2016-11-17 Technology for removing total nitrogen in garbage leachate by anammox and special device thereof

Country Status (1)

Country Link
CN (1) CN106673192A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107381806A (en) * 2017-09-07 2017-11-24 中南大学 The water feed apparatus and method of a kind of anaerobic reactor
CN107840550A (en) * 2017-12-11 2018-03-27 中国恩菲工程技术有限公司 A kind of processing method of garbage leachate
CN110316907A (en) * 2019-06-26 2019-10-11 安徽安江环保科技有限公司 A kind of percolation liquid treating system and technique based on refuse landfill
CN110436627A (en) * 2019-08-12 2019-11-12 欧基(上海)环保科技有限公司 A kind of Anammox denitrification dephosphorization system and method
CN111094194A (en) * 2017-09-30 2020-05-01 (株)富康科技 Device and method for short-range denitrification and inhibition of nitrous acid oxidation microbial activity
CN111453842A (en) * 2020-04-07 2020-07-28 福建中盟环保科技有限公司 Vertical high-concentration ammonia nitrogen wastewater treatment equipment
CN113321303A (en) * 2021-06-16 2021-08-31 浙江一谦生态农业科技有限责任公司 Method for efficiently removing ammonia nitrogen and total nitrogen in wastewater by using denitrifying bacteria
CN113402026A (en) * 2021-05-27 2021-09-17 广东富成环境科技有限公司 Method for completely denitrifying wastewater with low carbon-nitrogen ratio
CN113735259A (en) * 2021-08-02 2021-12-03 广东富成环境科技有限公司 Method for biological denitrification by adopting super short-cut nitrification and denitrification

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102515350A (en) * 2011-12-09 2012-06-27 北京工业大学 Apparatus and method for nitrogen removal by combining garbage leachate SBR and anaerobic ammoxidation
CN105152454A (en) * 2015-07-07 2015-12-16 北京工业大学 Experimental apparatus and method coupling SBR shortcut denitrification phosphorus removal and anaerobic ammonium oxidation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102515350A (en) * 2011-12-09 2012-06-27 北京工业大学 Apparatus and method for nitrogen removal by combining garbage leachate SBR and anaerobic ammoxidation
CN105152454A (en) * 2015-07-07 2015-12-16 北京工业大学 Experimental apparatus and method coupling SBR shortcut denitrification phosphorus removal and anaerobic ammonium oxidation

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107381806A (en) * 2017-09-07 2017-11-24 中南大学 The water feed apparatus and method of a kind of anaerobic reactor
CN111094194A (en) * 2017-09-30 2020-05-01 (株)富康科技 Device and method for short-range denitrification and inhibition of nitrous acid oxidation microbial activity
CN107840550A (en) * 2017-12-11 2018-03-27 中国恩菲工程技术有限公司 A kind of processing method of garbage leachate
CN107840550B (en) * 2017-12-11 2021-05-28 中国恩菲工程技术有限公司 Method for treating garbage leachate
CN110316907A (en) * 2019-06-26 2019-10-11 安徽安江环保科技有限公司 A kind of percolation liquid treating system and technique based on refuse landfill
CN110436627A (en) * 2019-08-12 2019-11-12 欧基(上海)环保科技有限公司 A kind of Anammox denitrification dephosphorization system and method
CN110436627B (en) * 2019-08-12 2022-06-24 欧基(上海)环保科技有限公司 Anaerobic ammonia oxidation nitrogen and phosphorus removal system and method
CN111453842A (en) * 2020-04-07 2020-07-28 福建中盟环保科技有限公司 Vertical high-concentration ammonia nitrogen wastewater treatment equipment
CN113402026A (en) * 2021-05-27 2021-09-17 广东富成环境科技有限公司 Method for completely denitrifying wastewater with low carbon-nitrogen ratio
CN113321303A (en) * 2021-06-16 2021-08-31 浙江一谦生态农业科技有限责任公司 Method for efficiently removing ammonia nitrogen and total nitrogen in wastewater by using denitrifying bacteria
CN113735259A (en) * 2021-08-02 2021-12-03 广东富成环境科技有限公司 Method for biological denitrification by adopting super short-cut nitrification and denitrification

Similar Documents

Publication Publication Date Title
CN106673192A (en) Technology for removing total nitrogen in garbage leachate by anammox and special device thereof
CN106277589B (en) A kind of system and method using iron carbon Fenton pretreatment-UBF-A/O processing waste water from dyestuff
CN101723512B (en) Ammonia-contained waste water high-efficiency biochemical processing method
CN101811797B (en) Coal gasification waste water biochemical treatment equipment and method
CN109721156B (en) Device and method for treating late landfill leachate through integration of intermittent aeration/short-range denitrification-anaerobic ammonia oxidation
CN105540841B (en) A kind of aerobic/anaerobic biofilter biological denitrification method and device
CN102674539A (en) Nitrified sludge efficient enriching culture system based on membrane bioreactor and method
CN105417687A (en) Method and device for performing combined treatment on sewage and bottom mud in black-odor riverway
CN101805096B (en) Method for treating rubbish percolates of different times for deep denitrification by using bipolar USAB+A/O+SBR process
CN104817178B (en) A kind of apparatus and method of the short-cut denitrification dephosphorization based on mud side pretreatment
CN106145506A (en) The apparatus and method of coal chemical industrial waste water Anammox coupling heterotrophic denitrification denitrogenation
CN109160672A (en) A method of high ammonia-nitrogen wastewater advanced nitrogen and mud decrement are realized based on free ammonia (FA) processing sludge
CN106430565B (en) It is a kind of directly converted based on carbon source, the sewage low consumption processing of nitrogen biological eliminating and energy recovery combined treatment process
CN108383320A (en) A kind of integrated processing method of livestock breeding wastewater
CN106116021A (en) The method of wastewater treatment of organics removal, nitrogen and phosphorus while of a kind of
CN103601294A (en) Method and system for realization of autotrophic nitrogen removal of micro polluted water
CN109205954A (en) Light electrolysis catalysis oxidation, biochemical treatment high-concentration waste hydraulic art
CN105984991A (en) Process for advanced treatment of sewage
CN108191047A (en) A kind of method based on ammonia nitrogen absorption material reinforcement membrane bioreactor Stable short-cut nitrosification
CN106277312B (en) A kind of municipal sewage nitrogen rejection facility and its application
CN107129046A (en) A kind of A2/ O-BCO water process modified technique
CN107151082A (en) The zero-discharge treatment system and its method of a kind of waste water containing DMF
CN206359322U (en) Anammox removes the special purpose device of total nitrogen in landfill leachate technique
CN106219749A (en) A kind of process in the HABR technical method of the nitrogenous organic wastewater of low concentration and equipment
CN104891732A (en) System and method for treating wastewater of epidemic animal remains

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination