CN101830558A - Method for cultivating anaerobic ammonium oxidation granular sludge - Google Patents

Method for cultivating anaerobic ammonium oxidation granular sludge Download PDF

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Publication number
CN101830558A
CN101830558A CN201010164521A CN201010164521A CN101830558A CN 101830558 A CN101830558 A CN 101830558A CN 201010164521 A CN201010164521 A CN 201010164521A CN 201010164521 A CN201010164521 A CN 201010164521A CN 101830558 A CN101830558 A CN 101830558A
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reactor
sludge
simulated wastewater
granular sludge
ammonium oxidation
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CN101830558B (en
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金仁村
马春
阳广凤
姬玉欣
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Jiangsu Qingcai Intelligent Manufacturing Co ltd
Nantong Wote Optoelectronics Technology Co ltd
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Hangzhou Normal University
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Abstract

The invention provides a method for cultivating anaerobic ammonium oxidation granular sludge. The method comprises the steps of: mixing and putting two or three kinds of anaerobic methanogenic granular sludge, nitrification aerobic granular sludge and hypoxia denitrification granular sludge into an upflow anaerobic reactor; pumping simulate waste water containing ammonia nitrogen and nitrite nitrogen to start; keeping the temperature of 25 to 35 DEG C in the reactor and the pH value of 7.5 to 8.0 without dissolved oxygen, and keeping hydraulic detention time of 8 to 24 hours; and stabilizing for a period of time to obtain the anaerobic ammonium oxidation granular sludge from the reactor. The invention has the advantages of having good hydraulic performance and microbial activity of the anaerobic ammonium oxidation granular sludge cultivated by the method, and greatly improving the operation effectiveness and the operation stability of the reactor.

Description

A kind of cultural method of anaerobic ammonium oxidation granular sludge
(1) technical field
The present invention relates to a kind of cultural method of anaerobic ammonium oxidation granular sludge, belong to the biological wastewater treatment technology field.
(2) background technology
According to China Environmental State Bulletin, China's ammonia nitrogen quantity discharged reached 149.8 ten thousand tons in 2005, increased by 12.6% than the last year.The whole nation surface water body ammonia nitrogen phenomenon ubiquity that exceeds standard, eutrophication is very serious, causes lake wawter bloom and bay red tide to take place frequently, and polluted by nitrogen control has become the current great environmental protection problem that needs to be resolved hurrily.
Under anoxia condition, utilize anaerobic ammonia oxidizing bacteria that nitrite and ammonia are changed into the process of nitrogen, be called Anammox.Anaerobic ammonia oxidation process is the new bio denitrification process of extremely people favor.This technology has been successfully applied to the processing of sewage work's digested sludge pressing filtering liquid, and its processing costs only is half of traditional biological denitrification process.
But because the Anammox bacteria growing is very slow, it it be unclear that in natural characteristic distributions, thereby ubiquity problems such as load is lower, clearance is on the low side, operational conditions requirement harshness in the anaerobic ammonia oxidation reactor of successful operation at present.Granule sludge is the particulate state microbial aggregate with good settling property that the bacterium self coagulation forms, and granule sludge is key and the prerequisite that realizes efficient operation in high efficiency anaerobic reactor such as UASB (upflow type anaerobic reactor), EGSB (expanded granular bed bioreactor) and IC (anaerobism inner circulation reactor) etc.
(3) summary of the invention
The objective of the invention is in order to solve the reactor volume load that causes owing to sludge concentration is low in the existing anaerobic ammonia oxidation reactor low low with clearance, and the single problems such as fluctuation of service that cause of flora structure, a kind of cultural method of anaerobic ammonium oxidation granular sludge is provided.
The technical solution used in the present invention is:
A kind of cultural method of anaerobic ammonium oxidation granular sludge, described method comprises:
(1) gets composite grain mud, pack into the be furnished with triphase separator upflow type anaerobic reactor of (effect of triphase separator is to prevent and treat a large amount of losses of kind of mud), described composite grain mud is the mixture that anaerobism is produced two or three in methane granule sludge, aerobic nitrifying granular activated sludge, the anoxic denitrification granule sludge; Described anaerobism is produced the active sludge of methane granule sludge from waste disposal plants such as Processing Paper Wastewater, starch wastewaters, described aerobic nitrifying granular activated sludge is from the active sludge of waste disposal plants such as Ammonia-Containing Wastewater Treatment, and described anoxic denitrification granule sludge contains the active sludge of waste disposal plants such as nitrate wastewater from processing;
(2) preparation contains ammonia nitrogen (promptly with NH 4 +The N that form exists) and nitrite nitrogen (promptly with NO 2 -The N that form exists) simulated wastewater starts reactor, and an amount of routine of interpolation is used to keep microorganism normal growth and metabolic inorganic carbon source, phosphoric acid salt, light metal element and trace element in simulated wastewater; Ammonia nitrogen concentration is 70~1000mg/L in the described simulated wastewater, and the ratio of ammonia nitrogen and nitrite nitrogen is 0.8~1.3: 1;
(3) described simulated wastewater is pumped into described upflow type anaerobic reactor, the simulated wastewater described composite grain mud of flowing through is flowed out from reactor top, the part effluent recycling, reactor waterpower upflow velocity is controlled to be 1~3m/h, has certain rate of expansion to guarantee the granule sludge bed;
(4) keeping reactor temperature is 25~35 ℃, pH7.5~8.0, and no dissolved oxygen, hydraulic detention time are 8~24 hours, and steady running obtained described anaerobic ammonium oxidation granular sludge after 140~180 days in reactor.
In anaerobic ammonia oxidation reactor, turn out anaerobic ammonium oxidation granular sludge, can improve the biomass in the reactor, improve treatment efficiency with greater activity.The present invention adopts multiple granule sludge as kind of a mud, has enriched the flora structure of the granule sludge of cultivating, and has guaranteed the stability of reactor operation.
Preferably, composite grain mud is the mixture that anaerobism is produced methane granule sludge, aerobic nitrifying granular activated sludge, anoxic denitrification granule sludge mass ratio 1: 0.1~2: 1~5 in the described step (1).
Preferably, composite grain mud is the mixture that anaerobism is produced methane granule sludge and aerobic nitrifying granular activated sludge or anoxic denitrification granule sludge mass ratio 1: 1~10 in the described step (1).
Inorganic carbon source is NaHCO in the described step (2) 3, KHCO 3, Na 2CO 3, K 2CO 3In one or more, addition is 0.05~0.15g/L (in C) simulated wastewater.
Phosphoric acid salt is K in the described step (2) 2HPO 4, KH 2PO 4, Na 2HPO 4, NaH 2PO 4In one or more, addition is 0.005~0.01g/L (in P) simulated wastewater.
The light metal element is Ca, K, Na and Mg in the described step (2), every kind of element addition 0.001~0.03mg/L (in element) simulated wastewater of doing for oneself.
Trace element is one or more among Fe, B, Mn, Cu, Co, Zn, Ni, Mo, the Se in the described step (2), every kind of element addition 0.002~1.8mg/L (in element) simulated wastewater of doing for oneself.
Anaerobic ammonium oxidation granular sludge of the present invention mainly can be applicable to contain the processing of ammonia nitrogen or nitrite nitrogen waste water.
Beneficial effect of the present invention is mainly reflected in: the anaerobic ammonium oxidation granular sludge of turning out according to the method for the invention has good hydraulic performance and microorganism active, and the operation usefulness and the operation stability of reactor all are greatly improved.
(4) embodiment
The present invention is described further below in conjunction with specific embodiment, but protection scope of the present invention is not limited in this:
Embodiment 1:
The mass ratio of aerobic nitrifying granular activated sludge in certain air lift type nitrator of anaerobism in certain IC reactor of Processing Paper Wastewater product methane granule sludge and Ammonia-Containing Wastewater Treatment (ammonia nitrogen concentration 700mg/L) by 1: 1 mixed.Then the composite grain sludge seeding in upflow type anaerobic reactor, the cumulative volume of this reactor is 6.0L, wherein the reaction zone volume is 3.6L, is furnished with triphase separator in the settling region, the sludge concentration of inoculation in the post-reactor is 23.2g SS/L.Ammonia nitrogen concentration is 200mg/L in the simulated wastewater, and ammonia nitrogen is 1 with the ratio of nitrous acid nitrogen, has also added KHCO in the above-mentioned in addition waste water 3(0.05g/L is in C), KH 2PO 4(0.006g/L, in P), micro-Fe 1.8mg/L, B 0.002mg/L, Mn 0.28mg/L, Cu 0.06mg/L, Co 0.10mg/L, Zn 0.10mg/L, Ni 0.05mg/L, Mo 0.10mg/L, Se 0.05mg/L, and light metal Elements C a, K, Na, each 0.01mg/L of Mg, do not contain organism in the simulated wastewater.The operational condition of reactor is: 30~35 ℃ of temperature, and pH 7.6~8.0, no dissolved oxygen, hydraulic detention time 8~24 hours, the waterpower upflow velocity is controlled at 1~3m/h.Steady running was observed henna anaerobic ammonium oxidation granular sludge in the post-reactor of the left and right sides in 180 days.The main particle size range of granule sludge is 0.3~1.4mm, and the average settlement speed of granule sludge is 69.6m/h; Anaerobic ammoxidation activity is about 0.5kgN/ (kg VSS.d).Continue operation 80 days, at volume total nitrogen load 10.5kg/ (m 3.d) under the condition, the clearance of ammonia nitrogen and nitrous acid nitrogen all can reach more than 95%, and this reactor serviceability is good, and can tolerate 2 times of substrate concns impacts and 3 times of flow attacks, has higher operation stability.
Embodiment 2:
Even the denitrification granular sludge that the anaerobism in certain UASB reactor of handling starch wastewater is produced in the up-flow reactor that methane granule sludge and processing contain nitrate wastewater (the concentration of nitrate nitrogen 280mg/L) by 1: 2 mixed.All the other operating process are identical with embodiment 1, and cultured continuously anaerobic ammonium oxidation granular sludge occurred in the post-reactor of the left and right sides in 150 days.
Embodiment 3:
Get aerobic nitrifying granular activated sludge in certain air lift type nitrator that anaerobism in certain UASB reactor of handling starch wastewater produces methane granule sludge, Ammonia-Containing Wastewater Treatment (ammonia nitrogen concentration 700mg/L) respectively, handle the denitrification granular sludge in the up-flow reactor that contains nitrate (the concentration of nitrate nitrogen 280mg/L) waste water, even by 1: 0.5: 2 mixed.All the other operating process are identical with embodiment 1, and cultured continuously anaerobic ammonium oxidation granular sludge occurred in the post-reactor of the left and right sides in 140 days.Continue operation 75 days, the reactor volume total nitrogen is removed speed can be up to 12.3kg/ (m 3.d).

Claims (7)

1. the cultural method of an anaerobic ammonium oxidation granular sludge, described method comprises:
(1) get composite grain mud, pack into and be furnished with the upflow type anaerobic reactor of triphase separator, described composite grain mud is the mixture that anaerobism is produced two or three in methane granule sludge, aerobic nitrifying granular activated sludge, the anoxic denitrification granule sludge;
(2) preparation contains the simulated wastewater of ammonia nitrogen and nitrite nitrogen, and adds inorganic carbon source, phosphoric acid salt, light metal element and the trace element of keeping microorganism growth in right amount in simulated wastewater; Ammonia nitrogen concentration is 70~1000mg/L in the described simulated wastewater, and the ratio of ammonia nitrogen and nitrite nitrogen is 0.8~1.3: 1;
(3) described simulated wastewater is pumped into described upflow type anaerobic reactor, make simulated wastewater flow through described composite grain mud from the outflow of reactor top, reactor waterpower upflow velocity is controlled to be 1~3m/h;
(4) keeping reactor temperature is 25~35 ℃, pH7.5~8.0, and no dissolved oxygen, hydraulic detention time are 8~24 hours, and steady running obtained described anaerobic ammonium oxidation granular sludge after 140~180 days in reactor.
2. the method for claim 1 is characterized in that composite grain mud is the mixture that anaerobism is produced methane granule sludge, aerobic nitrifying granular activated sludge, anoxic denitrification granule sludge mass ratio 1: 0.1~2: 1~5 in the described step (1).
3. the method for claim 1 is characterized in that composite grain mud is the mixture that anaerobism is produced methane granule sludge and aerobic nitrifying granular activated sludge or anoxic denitrification granule sludge mass ratio 1: 1~10 in the described step (1).
4. the method for claim 1 is characterized in that inorganic carbon source is NaHCO in the described step (2) 3, KHCO 3, Na 2CO 3, K 2CO 3In one or more, addition is counted 0.05~0.15g/L simulated wastewater with C.
5. the method for claim 1 is characterized in that phosphoric acid salt is K in the described step (2) 2HPO 4, KH 2PO 4, Na 2HPO 4, NaH 2PO 4In one or more, addition is counted 0.005~0.01g/L simulated wastewater with P.
6. the method for claim 1 is characterized in that the light metal element is Ca, K, Na and Mg in the described step (2), and every kind of element addition is in element quality 0.001~0.03mg/L simulated wastewater of doing for oneself.
7. the method for claim 1, it is characterized in that trace element in the described step (2) is among Fe, B, Mn, Cu, Co, Zn, Ni, Mo, the Se one or more, every kind of element addition is in element quality 0.002~1.8mg/L simulated wastewater of doing for oneself.
CN2010101645212A 2010-05-06 2010-05-06 Method for cultivating anaerobic ammonium oxidation granular sludge Expired - Fee Related CN101830558B (en)

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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102515348A (en) * 2011-12-14 2012-06-27 杭州师范大学 Operating method for high-efficient anaerobic ammonium oxidation reactor
CN102765811A (en) * 2011-05-02 2012-11-07 株式会社日立工业设备技术 Waste water processing method
CN103588293A (en) * 2013-10-27 2014-02-19 沈阳建筑大学 Control method of anaerobic ammoxidation reaction
CN104386813A (en) * 2014-11-20 2015-03-04 沈阳建筑大学 Method for quickly forming anaerobic-ammonia oxidation and granulation sludge
CN104496017A (en) * 2014-11-25 2015-04-08 山东省农业科学院农业资源与环境研究所 Method for rapidly starting anaerobic ammoxidation by utilizing anaerobic filter
CN104843864A (en) * 2015-06-02 2015-08-19 广西大学 Method for improving stability of landfill leachate anaerobic granular sludge
CN105036321A (en) * 2015-07-09 2015-11-11 杭州师范大学 Method for culturing anammox sludge with high temperature resistance
CN105152327A (en) * 2015-09-30 2015-12-16 杭州师范大学 Culture method of anammox granule sludge with hydroxyapatite core
CN105174448A (en) * 2015-10-13 2015-12-23 沈阳建筑大学 Anaerobic ammonia oxidation and denitrification coupling device and controlled operation method thereof
CN105923764A (en) * 2016-06-27 2016-09-07 南京大学 Method for quickly starting anaerobic ammonia oxidation technology by manganese dioxide
CN109748388A (en) * 2019-03-11 2019-05-14 福建省环境科学研究院(福建省排污权储备和管理技术中心) A method of attachment proliferous type inertia bio-carrier culture anaerobic ammonium oxidation granular sludge
CN110104768A (en) * 2019-04-18 2019-08-09 杭州师范大学 A kind of cultural method for the denitrification sludge being resistant to nano material
WO2020050716A1 (en) 2018-09-03 2020-03-12 Haskoningdhv Nederland B.V. Method of starting-up an anaerobic process
CN111675438A (en) * 2020-06-18 2020-09-18 黄河三角洲京博化工研究院有限公司 Method for enriching anaerobic ammonium oxidation bacteria by utilizing tannery wastewater and activated sludge of biochemical system thereof
CN112047464A (en) * 2020-08-04 2020-12-08 北京工业大学 Culture method of tolerant low-dose fulvic acid anaerobic ammonium oxidation granular sludge
CN112093917A (en) * 2020-09-29 2020-12-18 神美科技有限公司 Rapid proliferation method of anaerobic ammonium oxidation bacteria

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Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102765811A (en) * 2011-05-02 2012-11-07 株式会社日立工业设备技术 Waste water processing method
CN102515348B (en) * 2011-12-14 2013-08-07 杭州师范大学 Operating method for high-efficient anaerobic ammonium oxidation reactor
CN102515348A (en) * 2011-12-14 2012-06-27 杭州师范大学 Operating method for high-efficient anaerobic ammonium oxidation reactor
CN103588293A (en) * 2013-10-27 2014-02-19 沈阳建筑大学 Control method of anaerobic ammoxidation reaction
CN103588293B (en) * 2013-10-27 2015-05-27 沈阳建筑大学 Control method of anaerobic ammoxidation reaction
CN104386813B (en) * 2014-11-20 2016-01-13 沈阳建筑大学 A kind of method of quick formation anaerobic ammonium oxidation granular sludge
CN104386813A (en) * 2014-11-20 2015-03-04 沈阳建筑大学 Method for quickly forming anaerobic-ammonia oxidation and granulation sludge
CN104496017A (en) * 2014-11-25 2015-04-08 山东省农业科学院农业资源与环境研究所 Method for rapidly starting anaerobic ammoxidation by utilizing anaerobic filter
CN104843864A (en) * 2015-06-02 2015-08-19 广西大学 Method for improving stability of landfill leachate anaerobic granular sludge
CN105036321A (en) * 2015-07-09 2015-11-11 杭州师范大学 Method for culturing anammox sludge with high temperature resistance
CN105152327A (en) * 2015-09-30 2015-12-16 杭州师范大学 Culture method of anammox granule sludge with hydroxyapatite core
CN105174448A (en) * 2015-10-13 2015-12-23 沈阳建筑大学 Anaerobic ammonia oxidation and denitrification coupling device and controlled operation method thereof
CN105923764A (en) * 2016-06-27 2016-09-07 南京大学 Method for quickly starting anaerobic ammonia oxidation technology by manganese dioxide
WO2020050716A1 (en) 2018-09-03 2020-03-12 Haskoningdhv Nederland B.V. Method of starting-up an anaerobic process
NL2021547B1 (en) * 2018-09-03 2020-04-30 Haskoningdhv Nederland Bv Method of starting-up an anaerobic process
CN109748388A (en) * 2019-03-11 2019-05-14 福建省环境科学研究院(福建省排污权储备和管理技术中心) A method of attachment proliferous type inertia bio-carrier culture anaerobic ammonium oxidation granular sludge
CN110104768A (en) * 2019-04-18 2019-08-09 杭州师范大学 A kind of cultural method for the denitrification sludge being resistant to nano material
CN110104768B (en) * 2019-04-18 2021-12-21 杭州师范大学 Culture method of nano-material-tolerant denitrifying sludge
CN111675438A (en) * 2020-06-18 2020-09-18 黄河三角洲京博化工研究院有限公司 Method for enriching anaerobic ammonium oxidation bacteria by utilizing tannery wastewater and activated sludge of biochemical system thereof
CN112047464A (en) * 2020-08-04 2020-12-08 北京工业大学 Culture method of tolerant low-dose fulvic acid anaerobic ammonium oxidation granular sludge
CN112047464B (en) * 2020-08-04 2022-03-22 北京工业大学 Culture method of tolerant low-dose fulvic acid anaerobic ammonium oxidation granular sludge
CN112093917A (en) * 2020-09-29 2020-12-18 神美科技有限公司 Rapid proliferation method of anaerobic ammonium oxidation bacteria

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