CN103274516A - Rapid nitrification sludge proliferation device - Google Patents
Rapid nitrification sludge proliferation device Download PDFInfo
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- CN103274516A CN103274516A CN2013101840153A CN201310184015A CN103274516A CN 103274516 A CN103274516 A CN 103274516A CN 2013101840153 A CN2013101840153 A CN 2013101840153A CN 201310184015 A CN201310184015 A CN 201310184015A CN 103274516 A CN103274516 A CN 103274516A
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- aerobic pond
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- lye
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a rapid nitrification sludge proliferation device. The device comprises an adjusting tank, an aerobiotic tank, a settling tank, an air blower, a feed pump, a lye pump, a lye tank, a microelement tank, an online ammonia nitrogen testing apparatus and an online PH value testing apparatus, wherein the adjusting tank is connected to the aerobiotic tank by a water inlet pipeline through the feed pump, the online ammonia nitrogen testing apparatus and the online PH value testing apparatus are installed in the aerobiotic tank, the lye tank is connected with to aerobiotic tank by a pipeline through the lye pump, the air blower is connected to the bottom of the aerobiotic tank through a pipeline, the microelement tank is connected to the aerobiotic tank by a pipeline, a water outlet pipeline of the aerobiotic tank is connected to the settling tank, the adjusting tank is used for stabilizing water quality and water quantity, the aerobiotic tank is used for nitrification reaction, and the settling tank is used for separating muddy water of yielding water in the aerobiotic tank. According to the device, the structure is simple, the rapidness and the high efficiency are realized, the manual cost is lowered greatly, the automatic control is adopted, elements needed for biological growth are added, and the rapid nitrification sludge proliferation is realized.
Description
Technical field
The present invention relates to a kind of device of fast breeding nitrifying sludge.
Background technology
Nitrifying sludge be a kind of can the oxidation ammonia nitrogen, predominantly bacteria is the biopolymer of nitrifier.
Because the nitrifier rate of propagation is slow excessively, thereby in engineering was used, how the fast breeding nitrifying sludge was the problem of being badly in need of solution.
The factor that influences the nitrifier rate of propagation is more, how to control these factors effectively, and then the domestication time that shortens in the engineering application process is one of solution; And only by controlling the purpose that operational conditions can't reach fast breeding, some influence the internal factor of bacterial multiplication and often pay attention to deficiency in engineering are used, and cause the mud rate of propagation slow excessively, influence the duration.
Summary of the invention
Purpose of the present invention is exactly at the problems referred to above, and a kind of device of fast breeding nitrifying sludge is provided.
The present invention is achieved in that a kind of device of fast breeding nitrifying sludge, comprises equalizing tank, Aerobic Pond, settling tank, gas blower, intake pump, lye pump, lye vat, micro-groove, ammonia nitrogen on-line determination device and pH value on-line determination device; Equalizing tank is connected to Aerobic Pond by inlet channel through intake pump, ammonia nitrogen on-line determination device and pH value on-line determination device are installed in the Aerobic Pond, lye vat is connected to Aerobic Pond by pipeline through lye pump, gas blower by pipe connection to Aerobic Pond bottom, to Aerobic Pond, the outlet conduit of Aerobic Pond is connected to settling tank to the trace element groove by pipe connection.
Described equalizing tank is used for stabilizing water quality and the water yield, and Aerobic Pond is the place of carrying out nitration reaction, and settling tank is used for the mud-water separation of Aerobic Pond water outlet.
The ammonia nitrogen on-line determination device of installing in the described Aerobic Pond be used for the control intake pump operation and stop, the ammonia nitrogen value of mixed solution is lower than the following operation of intake pump in limited time of set(ting)value in Aerobic Pond, and what the ammonia nitrogen value of mixed solution was higher than set(ting)value in Aerobic Pond goes up in limited time that intake pump stops.
The pH value on-line determination device of installing in the described Aerobic Pond is used for the operation of control lye pump and stops, the pH value of mixed solution is lower than the following lye pump in limited time operation of set(ting)value in Aerobic Pond, alkali lye in the lye vat is pumped in the Aerobic Pond with the pH value of guaranteeing mixed solution in the Aerobic Pond in suitable scope, and the pH value of mixed solution is higher than going up of the set(ting)value lye pump of prescribing a time limit and stops in Aerobic Pond; Comprise one or more carbonate in the composition of described alkali lye or/and supercarbonate, and be not less than 10 mg/litre in the concentration of bicarbonate ion.
Described gas blower is used for the concentration of mixed solution dissolved oxygen in the control Aerobic Pond more than 2 mg/litre.
Described micro-groove adds trace element according to the ratio of 0.1 liter of/cubic metre waste water in Aerobic Pond.
The present invention has following beneficial effect:
(1) simple, the quickness and high efficiency of apparatus structure of the present invention can reduce cost of labor greatly.
(2) apparatus of the present invention are controlled by automatization, and add the necessary element of biological growth, realize the fast breeding nitrifying sludge.
Description of drawings
Fig. 1 is apparatus structure synoptic diagram of the present invention.
Mark among the figure: 1-equalizing tank; The 2-Aerobic Pond; The 3-settling tank; The 4-gas blower; The 5-intake pump; The 6-lye pump; The 7-lye vat; 8-trace element groove; 9-ammonia nitrogen on-line determination device; 10-pH value on-line determination device.
Fig. 2 is the volume fraction variation diagram in time of static 30 minutes postprecipitation mud of mixed solution for the SV30 value of Aerobic Pond mixed solution in the embodiment of the invention.
Embodiment
Embodiment:
A kind of device of fast breeding nitrifying sludge comprises equalizing tank 1, Aerobic Pond 2, settling tank 3, gas blower 4, intake pump 5, lye pump 6, lye vat 7, micro-groove 8, ammonia nitrogen on-line determination device 9 and pH value on-line determination device 10; Equalizing tank 1 is connected to Aerobic Pond 2 by inlet channel through intake pump 5, ammonia nitrogen on-line determination device 9 and pH value on-line determination device 10 are installed in the Aerobic Pond 2, lye vat 7 is connected to Aerobic Pond 2 by pipeline through lye pump 6, gas blower 4 by pipe connection to Aerobic Pond 2 bottoms, to Aerobic Pond 2, the outlet conduit of Aerobic Pond 2 is connected to settling tank 3 to trace element groove 8 by pipe connection.
Described equalizing tank 1 is used for stabilizing water quality and the water yield, Aerobic Pond 2 is the places of carrying out nitration reaction, settling tank 3 is used for the mud-water separation of Aerobic Pond 2 water outlets, and equalizing tank 1 is of a size of 20 meters * 5 meters * 2.5 meters, 240 cubic metres of useful volumes, Aerobic Pond 2 are of a size of 40 meters * 2.7 meters * 2.45 meters, 216 cubic metres of useful volumes, settling tank 3 is of a size of 40 meters * 1.68 meters * 2.45 meters, and useful volume is 131 cubic metres.
The ammonia nitrogen on-line determination device of installing in the described Aerobic Pond 29 be used for the control intake pump operation and stop, range of set value is 5 ~ 20 mg/litre, intake pump 5 operations when the ammonia nitrogen value of mixed solution in the Aerobic Pond 2 is lower than 5 mg/litre, intake pump 5 stops when the ammonia nitrogen value of mixed solution in the Aerobic Pond 2 is higher than 20 mg/litre.
The pH value on-line determination device of installing in the described Aerobic Pond 2 10 is used for the operation of control lye pump 6 and stops, range of set value is 6 ~ 9, lye pump 6 operations when the pH value of mixed solution in the Aerobic Pond 2 is lower than 6, alkali lye in the lye vat 7 is pumped in the Aerobic Pond 2 with the pH value of guaranteeing mixed solution in the Aerobic Pond 2 in suitable scope, and lye pump 6 stops when the pH value of mixed solution in the Aerobic Pond 2 is higher than 9; The yellow soda ash and the sodium bicarbonate that comprise equivalent in the composition of described alkali lye, and be 12 mg/litre in the concentration of bicarbonate ion.
Described gas blower 4 is used for the concentration of mixed solution dissolved oxygen in the control Aerobic Pond 2 in 2.1 mg/litre.
Described micro-groove 8 adds trace element (solution that mainly comprises ferrous sulfate and EDTA element) according to the ratio of 0.1 liter of/cubic metre waste water in Aerobic Pond.
The working process of this device:
(1) device of the above-mentioned fast breeding nitrifying sludge of unlatching.
(2) running condition of Aerobic Pond 2 is carried out on-line monitoring in 24 hours, every interval 10 seconds records, one secondary data.
(3) data of step (2) record are analyzed.
(4) determine the working order of device according to the analytical results of step (3), thereby the process of fast breeding nitrifying sludge is carried out feedback adjustment.
As can be seen from Figure 2, in the present embodiment device Aerobic Pond 2 the SV30 value of mixed solution be the volume fraction of static 30 minutes postprecipitation mud of mixed solution after 2 weeks only, reached the growth more than 2 times, realize fast breeding.
Claims (1)
1. the device of a fast breeding nitrifying sludge is characterized in that this device comprises equalizing tank (1), Aerobic Pond (2), settling tank (3), gas blower (4), intake pump (5), lye pump (6), lye vat (7), micro-groove (8), ammonia nitrogen on-line determination device (9) and pH value on-line determination device (10); Equalizing tank (1) is connected to Aerobic Pond (2) by inlet channel through intake pump (5), ammonia nitrogen on-line determination device (9) and pH value on-line determination device (10) are installed in the Aerobic Pond (2), lye vat (7) is connected to Aerobic Pond (2) by pipeline through lye pump (6), gas blower (4) by pipe connection to Aerobic Pond (2) bottom, to Aerobic Pond (2), the outlet conduit of Aerobic Pond (2) is connected to settling tank (3) to trace element groove (8) by pipe connection;
Described equalizing tank (1) is used for stabilizing water quality and the water yield, and Aerobic Pond (2) is the place of carrying out nitration reaction, and settling tank (3) is used for the mud-water separation of Aerobic Pond (2) water outlet;
The ammonia nitrogen on-line determination device of installing in the described Aerobic Pond (2) (9) be used for control intake pump (5) operation and stop, the ammonia nitrogen value of mixed solution is lower than the following operation of intake pump (5) in limited time of set(ting)value in Aerobic Pond (2), and the ammonia nitrogen value of mixed solution is higher than going up of the set(ting)value intake pump (5) of prescribing a time limit and stops when Aerobic Pond (2) in;
The pH value on-line determination device of installing in the described Aerobic Pond (2) (10) is used for the operation of control lye pump (6) and stops, the pH value of mixed solution is lower than following lye pump (6) the in limited time operation of set(ting)value in Aerobic Pond (2), alkali lye in the lye vat (7) is pumped in the Aerobic Pond (2) with the pH value of guaranteeing mixed solution in the Aerobic Pond (2) in suitable scope, when Aerobic Pond (2) in the pH value of mixed solution be higher than set(ting)value on the lye pump (6) of prescribing a time limit stop; Comprise one or more carbonate in the composition of described alkali lye or/and supercarbonate, and be not less than 10 mg/litre in the concentration of bicarbonate ion;
Described gas blower (4) is used for the concentration of the interior mixed solution dissolved oxygen of control Aerobic Pond (2) more than 2 mg/litre;
Described micro-groove (8) adds trace element according to the ratio of 0.1 liter of/cubic metre waste water in Aerobic Pond (2).
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| CN2013101840153A CN103274516A (en) | 2013-05-17 | 2013-05-17 | Rapid nitrification sludge proliferation device |
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| CN2013101840153A CN103274516A (en) | 2013-05-17 | 2013-05-17 | Rapid nitrification sludge proliferation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505219A (en) * | 2017-10-16 | 2017-12-22 | 南京大学 | A kind of device and method of quick measure nitrification microbial inoculum performance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008016631A1 (en) * | 2006-08-01 | 2008-02-07 | University Of South Florida | Carbon dioxide stimulation of nitrification in activated sludge reactors |
| US20110174731A1 (en) * | 2010-01-19 | 2011-07-21 | Martin Hildebrand | Submerged Attached Growth Reactor |
| CN201981098U (en) * | 2011-03-09 | 2011-09-21 | 桂林理工大学 | Short-range nitrifying device |
| CN202072583U (en) * | 2011-03-09 | 2011-12-14 | 桂林理工大学 | Nitrogenous wastewater treatment device |
| CN102674539A (en) * | 2012-05-09 | 2012-09-19 | 浙江清华长三角研究院 | Nitrified sludge efficient enriching culture system based on membrane bioreactor and method |
-
2013
- 2013-05-17 CN CN2013101840153A patent/CN103274516A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008016631A1 (en) * | 2006-08-01 | 2008-02-07 | University Of South Florida | Carbon dioxide stimulation of nitrification in activated sludge reactors |
| US20110174731A1 (en) * | 2010-01-19 | 2011-07-21 | Martin Hildebrand | Submerged Attached Growth Reactor |
| CN201981098U (en) * | 2011-03-09 | 2011-09-21 | 桂林理工大学 | Short-range nitrifying device |
| CN202072583U (en) * | 2011-03-09 | 2011-12-14 | 桂林理工大学 | Nitrogenous wastewater treatment device |
| CN102674539A (en) * | 2012-05-09 | 2012-09-19 | 浙江清华长三角研究院 | Nitrified sludge efficient enriching culture system based on membrane bioreactor and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505219A (en) * | 2017-10-16 | 2017-12-22 | 南京大学 | A kind of device and method of quick measure nitrification microbial inoculum performance |
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Application publication date: 20130904 |