CN105923794A - Method for accelerating start process of rapidly started anaerobic ammonia oxidation reactor - Google Patents

Method for accelerating start process of rapidly started anaerobic ammonia oxidation reactor Download PDF

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CN105923794A
CN105923794A CN201610496691.8A CN201610496691A CN105923794A CN 105923794 A CN105923794 A CN 105923794A CN 201610496691 A CN201610496691 A CN 201610496691A CN 105923794 A CN105923794 A CN 105923794A
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sludge
reactor
anammox
nitrifying
anaerobic
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CN105923794B (en
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吴鹏
闾刚
沈耀良
徐乐中
王建芳
陈重军
钱飞跃
梅娟
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Suzhou University of Science and Technology
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    • 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
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • 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
    • C02F3/28Anaerobic digestion processes
    • C02F3/282Anaerobic digestion processes using anaerobic sequencing batch reactors
    • 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
    • C02F3/28Anaerobic digestion processes
    • C02F3/284Anaerobic digestion processes using anaerobic baffled reactors
    • 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
    • C02F3/28Anaerobic digestion processes
    • C02F3/2853Anaerobic digestion processes using anaerobic membrane bioreactors
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/004Apparatus and plants for the biological treatment of water, waste water or sewage comprising a selector reactor for promoting floc-forming or other bacteria
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/06Controlling or monitoring parameters in water treatment pH
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/44Time

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  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (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)

Abstract

The invention discloses a method for accelerating the start process of a rapidly started anaerobic ammonia oxidation reactor. The method comprises the following steps: inoculating nitrification sludge into an ABR reactor, an SBR reactor and an MBR reactor so as to obtain the result that the MBR reactor is beneficial to start of anaerobic ammonia oxidation; inoculating different sludge sources in the MBR reactor, and screening sludge sources which are most beneficial to rapid start of anaerobic ammonia oxidation; finally optimizing process operation conditions and process operation parameters of anaerobic ammonia oxidation, and accelerating the anaerobic ammonia oxidation start process. A great number of tests are carried out for MBR, a great deal of experience and achievement are obtained, MBR and anaerobic ammonia oxidation are combined together for the characteristics that the anaerobic ammonia oxidation start time is long and the sludge increase rate is low, optimal sludge sources are selected for inoculation, the process operation conditions and the process operation parameters for rapid start of anaerobic ammonia oxidation are tested, and thus the novel high-efficiency denitrification technique can be applied to practical production in a large scale as soon as possible.

Description

A kind of method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course
Technical field
The invention belongs to technical field of sewage, particularly relate to a kind of quickening quickly startup Anammox anti- The method answering device start-up course.
Background technology
Along with industrial expansions such as petrochemical industry, food and pharmacy, and the improving constantly of living standards of the people, industry In waste water and sanitary sewage, the content of nitrogen compound steeply rises, and the removal of nitrogen pollutant has been sewage disposal neck One of the study hotspot in territory.Tradition denitrogenation technology is made up of nitrification and denitrification two parts, traditional biological denitrogenation side Method high treating effect, processing procedure are reliable and stable, operation management is more convenient, do not result in secondary pollution.But Nitrifying process needs substantial amounts of energy consumption;Denitrification process needs certain Organic substance, adds operating cost.
Compared with traditional biological denitrification process, Anammox has the advantage of following uniqueness: (1) reacts Process need not additional organic carbon source as electron donor, saves about 40% operating cost, prevents simultaneously CO2Secondary pollution;(2) preposition reaction only need to be by half NH4 +-N is oxidized to NO2 --N, joint Save oxygen-supplying amount;(3) anaerobic ammonia oxidizing bacteria poor growth, decreases 90% sludge yield simultaneously, saves mud Processing cost.Although Anammox has so many advantage, but due to the anaerobic ammonia oxidizing bacteria doubling time Long, need some special conditions such as strict anaerobism such that it does not put into engineer applied rapidly.At present The most many scholars attempt quickly started by some different Research on Methods and be enriched with high denitrification efficiency anaerobism The approach of ammonia oxidation bacteria, have accumulated many referential experiences, and the focus of research is concentrated mainly on: anaerobism ammonia Choosing of oxidation reactor seed sludge, chooses the reactor of applicable anaerobic ammonium oxidizing bacteria growth characteristics.
MBR is as the bioreactor of a kind of novelty, and application prospect is the most wide.Due to efficiently retaining of film Effect so that microorganism is dammed in bioreactor completely, is able to maintain that higher micro-life in system Substrate concentration, is especially advantageous for enrichment and the cultivation of anaerobic ammonia oxidizing bacteria.Can yet be regarded as a kind of reason starting Anammox Think reactor.
Summary of the invention
Present invention aim at providing a kind of side accelerating quickly to start anaerobic ammonia oxidation reactor start-up course Method, it is intended to solve the Anammox startup time in tradition denitrogenation technology long, the problem that mud rate of increase is slow.
The present invention is achieved in that a kind of side accelerating quickly to start anaerobic ammonia oxidation reactor start-up course Method, this quickening quickly starts the method for anaerobic ammonia oxidation reactor start-up course and is:
A kind of method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course, this quickening quickly starts to be detested The method of anaerobic ammonium oxidation reactor start-up process is:
By contrast different reactor Anammox startability, filter out and open most beneficial for Anammox Dynamic reactor;
By the different mud source of inoculation, contrast Anammox starts effect, filters out optimal mud source;
Optimize process operating conditions and the Process operating parameters quickly starting Anammox, accelerate anaerobism ammonia oxygen Change start-up course.
Further, this quickening quickly starts the method for anaerobic ammonia oxidation reactor start-up course and specifically includes following Step:
Respectively at ABR reactor, sbr reactor device and MBR reactor are inoculated nitrifying sludge, uses mould Intending waste water to cultivate, controlling inlet flow-patterm is 7.5 ± 0.5;ABR reactor, sbr reactor device and MBR Reactor all can start Anammox, and MBR reactor respectively through 120 days, 100 days and 80 days Nitrogen removal performance is better than ABR reactor and sbr reactor device;
Table 1 Anammox start-up course ABR, SBR and MBR reactor performance contrast
Use the MBR reactor that three sets are identical, inoculate nitrifying sludge, denitrification mud, anaerobic grain respectively Mud, uses simulated wastewater to cultivate, and controlling inlet flow-patterm is 7.5 ± 0.5;Nitrifying sludge, denitrification are dirty Mud, anaerobic grain sludge all can start Anammox respectively through 80,85 and 120 days;Inoculation nitrification is anti- Nitrification floc sludge is substantially shorter Anammox and starts the time, but reactor performance is the best, easy unstability. It is longer that inoculation anaerobic grain sludge starts the time, but its nitrogen removal performance is efficient, and reactor is stable;
Different mud sources Anammox start-up course performance comparison inoculated by table 2
Using the MBR reactor that three sets are identical, the mixing of inoculation nitrifying sludge and anaerobic grain sludge is dirty respectively The mixing of the mixing sludge of mud, nitrifying sludge and anaerobic grain sludge, nitrifying sludge and anaerobic grain sludge is dirty Mud, uses simulated wastewater to cultivate, and controlling inlet flow-patterm is 7.5 ± 0.5;Nitrifying sludge and anaerobic grain are dirty The mixing sludge of the mixing sludge of mud, nitrifying sludge and anaerobic grain sludge, nitrifying sludge and anaerobic grain are dirty The mixing sludge of mud all can start Anammox respectively through 80 days, 100 days and 120 days;Inoculation nitrification When the mixing sludge of mud (90%) and anaerobic grain sludge (10%) not only shortens Anammox startup Between, and reactor is stable, nitrogen removal performance is good, takes into account high efficiency and stability.Can greatly speed up and detest The start-up course of anaerobic ammonium oxidation reactor;
Different proportion mixing sludge Anammox start-up course performance comparison inoculated by table 3
Contrast Anammox starts effect, filters out the nitrifying sludge (90%) that beneficially Anammox starts It is optimal seed sludge with the mixing sludge of anaerobic grain sludge (10%);
Optimizing process operating conditions and the Process operating parameters quickly starting Anammox, MBR inoculation is optimal dirty Mud source starts Anammox and the determination of optimum condition.
The nitrifying sludge of MBR inoculation 90% and the mixing sludge of the anaerobic grain sludge of 10%, dirty for city Water, configures synthetic municipal wastewater, and described synthetic municipal wastewater nitrogen containing component is as follows: ammonia nitrogen 50mg/L, nitrous State nitrogen 50mg/L, potassium bicarbonate 500mg/L, potassium dihydrogen phosphate 27.2mg/L, magnesium sulfate 300mg/L, nothing Water calcium chloride 180mg/L, trace element I, each 50ml of trace element II.MBR reactor is placed in 35 DEG C In thermostatted water bathtub, controlling inlet flow-patterm is 7.5 ± 0.5, and HRT is 24h.Reactor integral sealing ensures to detest Oxygen, and cover lucifuge with sunshade plastic foil.Cultivate 80 days the most continuously, anaerobism the most capable of fast starting Ammoxidation.
Further, the nitrifying sludge of inoculation and the mixing sludge of anaerobic grain sludge, nitrifying sludge and anaerobism The mixing sludge of the grain mixing sludge of mud, nitrifying sludge and anaerobic grain sludge is particularly as follows: the nitrification of 90% is dirty Mud and the mixing sludge of anaerobic grain sludge of 10%, the nitrifying sludge of 50% and the anaerobic grain sludge of 50% The mixing sludge of anaerobic grain sludge of mixing sludge, the nitrifying sludge of 10% and 90%.Obtain nitrifying sludge And the mixing sludge of anaerobic grain sludge (10%) is most beneficial for the quick startup of Anammox (90%).
The present invention is by investigating ABR reactor, sbr reactor device and MBR reactor, different vaccination mud Start the characteristic in anaerobic ammonium oxidation process;Inoculation nitrifying sludge (90%) and anaerobic grain sludge (10%) Mixing sludge not only shorten Anammox and start the time, and reactor is stable, nitrogen removal performance Good, take into account high efficiency and stability.The start-up course of anaerobic ammonia oxidation reactor can be greatly speeded up;Filter out Be conducive to quickly starting reactor and the mud source of Anammox.Utilize the nitrifying sludge of MBR inoculation 90% Mixing sludge with the anaerobic grain sludge of 10%, it is achieved that quickly start the purpose of Anammox.
MBR is launched to know clearly substantial amounts of test by the present invention, have accumulated a large amount of experience and achievement, for anaerobism ammonia The oxidation startup time is long, the feature that mud rate of increase is slow, is combined with Anammox by MBR, choosing Select optimal mud source inoculation (nitrifying sludge of 90% and the mixing sludge of the anaerobic grain sludge of 10%), test Quickly start process operating conditions and the Process operating parameters of Anammox.Make this new and effective denitrogenation Technology can apply in actual production the most in a large number.
Anammox of the present invention can be described as a revolutionary discovery in biological denitrificaion field, is also future The main flow of biological denitrificaion.Anammox strain is then the core that Anammox is smoothed out.Want fast Speed starts the anaerobic ammonia oxidation reactor of an efficient denitrification, not only relevant with the type of seed sludge, also Relevant with choosing of reactor.The present invention filters out the reactor i.e. MBR started most beneficial for Anammox Reactor and the seed sludge (nitrifying sludge of 90% and the anaerobism of 10% that start most beneficial for Anammox The mixing sludge of grain mud).
Accompanying drawing explanation
Fig. 1 is the side accelerating quickly to start anaerobic ammonia oxidation reactor start-up course that the embodiment of the present invention provides Method flow chart.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to Explain the present invention, be not intended to limit the present invention.
Below in conjunction with the accompanying drawings and the application principle of the present invention is further described by specific embodiment.
As shown in Figure 1: a kind of method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course, this adds The method quickly starting anaerobic ammonia oxidation reactor start-up course is:
S101: by contrast different reactor Anammox startability, filter out most beneficial for anaerobism ammonia The reactor that oxidation starts;
S102: by the different mud source of inoculation, contrast Anammox starts effect, filters out optimal mud Source;
S103: optimize process operating conditions and the Process operating parameters quickly starting Anammox, accelerate to detest Anaerobic ammonium oxidation start-up course.
This quickening quickly starts the method for anaerobic ammonia oxidation reactor start-up course and specifically includes following steps:
Respectively at ABR reactor, sbr reactor device and MBR reactor are inoculated nitrifying sludge, uses mould Intending waste water to cultivate, controlling inlet flow-patterm is 7.5 ± 0.5;ABR reactor, sbr reactor device and MBR Reactor all can start Anammox, and MBR reactor respectively through 120 days, 100 days and 80 days Nitrogen removal performance is better than ABR reactor and sbr reactor device;
Use the MBR reactor that three sets are identical, inoculate nitrifying sludge, denitrification mud, anaerobic grain respectively Mud, uses simulated wastewater to cultivate, and controlling inlet flow-patterm is 7.5 ± 0.5;Nitrifying sludge, denitrification are dirty Mud, anaerobic grain sludge all can start Anammox respectively through 80,85 and 120 days;Inoculation nitrification is anti- Nitrification floc sludge is substantially shorter Anammox and starts the time, but reactor performance is the best, easy unstability. It is longer that inoculation anaerobic grain sludge starts the time, but its nitrogen removal performance is efficient, and reactor is stable;
Using the MBR reactor that three sets are identical, the mixing of inoculation nitrifying sludge and anaerobic grain sludge is dirty respectively The mixing of the mixing sludge of mud, nitrifying sludge and anaerobic grain sludge, nitrifying sludge and anaerobic grain sludge is dirty Mud, uses simulated wastewater to cultivate, and controlling inlet flow-patterm is 7.5 ± 0.5;Nitrifying sludge and anaerobic grain are dirty The mixing sludge of the mixing sludge of mud, nitrifying sludge and anaerobic grain sludge, nitrifying sludge and anaerobic grain are dirty The mixing sludge of mud all can start Anammox respectively through 80 days, 100 days and 120 days;Inoculation nitrification When the mixing sludge of mud (90%) and anaerobic grain sludge (10%) not only shortens Anammox startup Between, and reactor is stable, nitrogen removal performance is good, takes into account high efficiency and stability.Can greatly speed up and detest The start-up course of anaerobic ammonium oxidation reactor;
Contrast Anammox starts effect, filters out the mixing sludge of nitrifying sludge and anaerobic grain sludge Jia Wuniyuan;
Optimizing process operating conditions and the Process operating parameters quickly starting Anammox, MBR inoculation is optimal dirty Mud source starts Anammox and the determination of optimum condition.
The nitrifying sludge of inoculation and the mixing sludge of anaerobic grain sludge, nitrifying sludge and anaerobic grain sludge The mixing sludge of mixing sludge, nitrifying sludge and anaerobic grain sludge is particularly as follows: the nitrifying sludge of 90% and 10% The mixing of anaerobic grain sludge of the mixing sludge of anaerobic grain sludge, the nitrifying sludge of 50% and 50% dirty The mixing sludge of the anaerobic grain sludge of mud, the nitrifying sludge of 10% and 90%
The present invention is by investigating ABR, SBR and MBR reactor, and different vaccination mud starts anaerobism ammonia oxygen The characteristic of change process.Utilize nitrifying sludge and the anaerobic grain sludge of 10% of MBR reactor inoculation 90% Mixing sludge, it is achieved quickly start the purpose of Anammox.
MBR is launched to know clearly substantial amounts of test by the present invention, have accumulated a large amount of experience and achievement, for anaerobism ammonia The oxidation startup time is long, the feature that mud rate of increase is slow, is combined with Anammox by MBR, choosing Select optimal mud source inoculation (nitrifying sludge of 90% and the mixing sludge of the anaerobic grain sludge of 10%), test Quickly start process operating conditions and the Process operating parameters of Anammox.Make this new and effective denitrogenation Technology can apply in actual production the most in a large number.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention Protection domain within.

Claims (3)

1. the method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course, it is characterised in that should The method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course is:
By contrast different reactor Anammox startability, filter out and open most beneficial for Anammox Dynamic reactor;
By the different mud source of inoculation, contrast Anammox starts effect, filters out optimal mud source;
Optimize process operating conditions and the Process operating parameters quickly starting Anammox, accelerate anaerobism ammonia oxygen Change start-up course.
2. the method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course as claimed in claim 1, It is characterized in that, this quickening quickly starts the method for anaerobic ammonia oxidation reactor start-up course and specifically includes following Step:
Respectively at ABR reactor, sbr reactor device and MBR reactor are inoculated nitrifying sludge, uses mould Intending waste water to cultivate, controlling inlet flow-patterm is 7.5 ± 0.5;ABR reactor, sbr reactor device and MBR Reactor all can start Anammox, and MBR reactor respectively through 120 days, 100 days and 80 days Nitrogen removal performance is better than ABR reactor and sbr reactor device;
Use the MBR reactor that three sets are identical, inoculate nitrifying sludge, denitrification mud, anaerobic grain respectively Mud, uses simulated wastewater to cultivate, and controlling inlet flow-patterm is 7.5 ± 0.5;Nitrifying sludge, denitrification are dirty Mud, anaerobic grain sludge all can start Anammox respectively through 80,85 and 120 days;
Using the MBR reactor that three sets are identical, nitrifying sludge and the anaerobic grain of inoculating different proportion respectively are dirty The mixing sludge of the mixing sludge of mud, nitrifying sludge and anaerobic grain sludge, nitrifying sludge and anaerobic grain are dirty The mixing sludge of mud, uses simulated wastewater to cultivate, and controlling inlet flow-patterm is 7.5 ± 0.5;Nitrifying sludge and The mixing sludge of the mixing sludge of anaerobic grain sludge, nitrifying sludge and anaerobic grain sludge, nitrifying sludge and The mixing sludge of anaerobic grain sludge all can start Anammox respectively through 80 days, 100 days and 120 days;
Contrast Anammox starts effect, filters out nitrifying sludge (90%) and anaerobic grain sludge (10%) Mixing sludge be optimal mud source;
Optimizing process operating conditions and the Process operating parameters quickly starting Anammox, MBR inoculation is optimal dirty Mud source starts Anammox and the determination of optimum condition.
3. the method accelerating quickly to start anaerobic ammonia oxidation reactor start-up course as claimed in claim 2, It is characterized in that, the nitrifying sludge of inoculation and the mixing sludge of anaerobic grain sludge, nitrifying sludge and anaerobism The mixing sludge of the grain mixing sludge of mud, nitrifying sludge and anaerobic grain sludge is particularly as follows: the nitrification of 90% is dirty Mud and the mixing sludge of anaerobic grain sludge of 10%, the nitrifying sludge of 50% and the anaerobic grain sludge of 50% The mixing sludge of anaerobic grain sludge of mixing sludge, the nitrifying sludge of 10% and 90%.
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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN111422993A (en) * 2020-03-12 2020-07-17 广东工业大学 Method for rapidly starting autotrophic ammonia oxidation by using heterotrophic denitrification granular sludge
CN111892161A (en) * 2020-08-07 2020-11-06 同济大学 Method for rapidly starting anaerobic ammonia oxidation by using inorganic composite powder carrier
CN111924967A (en) * 2020-07-15 2020-11-13 华东师范大学 Method for quickly starting anaerobic ammonia oxidation reaction
CN115927125A (en) * 2023-02-15 2023-04-07 知和环保科技有限公司 Production process of high-load short-cut nitrifying bacteria agent and application method of bacteria agent

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CN103539257A (en) * 2013-10-14 2014-01-29 北京工业大学 Membrane bioreactor domestic sewage treatment nitrosation quick start method
CN104108841A (en) * 2014-08-11 2014-10-22 吕慧 Wastewater treatment device and wastewater treatment method for realizing deep wastewater denitrification based on sequencing batch type A/O (Anoxic/Oxic) linkage system

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KR101342678B1 (en) * 2012-02-07 2014-01-02 인하대학교 산학협력단 Waste water treatment system by two stage anaerobic reactors coupled with nitrogen removal process
CN103224284A (en) * 2013-03-17 2013-07-31 北京工业大学 Rapid starting method of membrane bioreactor completely-autotrophic nitrogen removal technology
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111422993A (en) * 2020-03-12 2020-07-17 广东工业大学 Method for rapidly starting autotrophic ammonia oxidation by using heterotrophic denitrification granular sludge
CN111924967A (en) * 2020-07-15 2020-11-13 华东师范大学 Method for quickly starting anaerobic ammonia oxidation reaction
CN111924967B (en) * 2020-07-15 2021-10-15 华东师范大学 Method for quickly starting anaerobic ammonia oxidation reaction
CN111892161A (en) * 2020-08-07 2020-11-06 同济大学 Method for rapidly starting anaerobic ammonia oxidation by using inorganic composite powder carrier
CN115927125A (en) * 2023-02-15 2023-04-07 知和环保科技有限公司 Production process of high-load short-cut nitrifying bacteria agent and application method of bacteria agent

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