CN206156850U - Anaerobism granular sludge culture apparatus - Google Patents
Anaerobism granular sludge culture apparatus Download PDFInfo
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- CN206156850U CN206156850U CN201621193994.4U CN201621193994U CN206156850U CN 206156850 U CN206156850 U CN 206156850U CN 201621193994 U CN201621193994 U CN 201621193994U CN 206156850 U CN206156850 U CN 206156850U
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- reactor
- culture apparatus
- anaerobic grain
- grain sludge
- sludge
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The utility model discloses an anaerobism granular sludge culture apparatus, culture apparatus includes the reactor, agitating unit, constant temperature equipment, charge device and PLC controlling means, agitating unit sets up at reactor, PLC establishes control with fixed set -point constant temperature equipment and charge device's operation through the monitoring, environment in order to keep reactor anaerobism granular sludge to cultivate meets the requirements, cultivation process through PLC controlling means control anaerobism granular sludge, the culture apparatus operation is convenient more and control accurately, anaerobism granular sludge cultivates fastly, good quality, high efficiency.
Description
Technical field
The utility model is related to a kind of field of environment protection, more particularly, to a kind of anaerobic grain sludge culture culture apparatus.
Background technology
At present Anaerobic Biotechnology is widely used in food, chemical industry, and wherein anaerobic grain sludge technology is at place
Have the advantages that applied range, energy consumption are low, load is high, surplus sludge volume is few, especially to high concentrated organic wastewater in reason waste water
Treatment effect it is more significantly.But anaerobic grain sludge there is also, and incubation time length, temperature requirement be higher, denitrogenation dephosphorizing effect
Really poor the shortcomings of, at present a lot of researchs concentrate on the research to aspects such as its incubation time, temperature, and achieve significantly into
Really.
But affected by multiple factors in cultivating in anaerobic grain sludge, the inoculation of granule sludge, culture, tamed and dociled
Change and storage also has many deficiencies, after the completion of a such as new project, during debugging anaerobic technique, similarly the same row can only be looked for
The anaerobic sludge of industry carries out inoculation domestication, while Automated condtrol is not high, the production of less efficient impact anaerobic grain sludge.
The content of the invention
The purpose of this utility model is the defect for overcoming prior art, there is provided a kind of anaerobic grain sludge culture apparatus,
By in culture apparatus between each device to the environment examinations in reactor and monitoring so as to environment in reactor keeps
In the critical field for arranging, to reach, anaerobic grain sludge culture speed is fast, quality is good, efficiency high, substantially reduces in operation
Manually operated unstability, realizes full-automatic granule sludge culture, domesticating device.
For achieving the above object, the utility model proposes following technical scheme:Including for anaerobic grain sludge culture
Closed reactor, the agitating device being arranged in the reactor, for monitoring the natural pond of biogas growing amount in the reactor
Gas measuring tank, for the chemicals dosing plant for adding medicament in the reactor, for keeping the reactor temperature constant
Thermostat and the PLC control devices for controlling the reactor temperature, PH and oxidation reduction potential value;The dosing
Device, the biogas measuring tank are connected with the reactor by pipeline.
Preferably, the PLC control devices include micro control unit, are arranged on the PH detectors of the inside reactor, temperature
Degree detector and oxidation-reduction potential detector, the PH detectors, the temperature monitor and the oxidation-reduction potential are examined
Instrument is surveyed by the data monitored by signal transmission to the micro control unit, micro control unit receives signal and controls chemicals dosing plant and perseverance
The operation conditions of warm device.
Preferably, the reactor is provided with the first valve and the second valve.
Preferably, the chemicals dosing plant includes nutrition liquid case and lye tank, and the nutrition case and lye tank include liquid level
Meter, for monitoring liquid level.
Preferably, the pipeline for connecting the nutrition liquid case and the reactor is provided with the 3rd valve, and connection is described
The pipeline of lye tank and the reactor is provided with the 4th valve.
Preferably, the biogas measuring tank lower end is provided with circulation duct and graduated cylinder, the circulation duct by the graduated cylinder with
The biogas measuring tank is connected.
Preferably, it is additionally provided with sludge import on the reactor.
Preferably, it is additionally provided with running water inlet on the chemicals dosing plant.
The beneficial effects of the utility model are:The culture speed of anaerobic grain sludge is fast, and quality is good, efficiency high, culture dress
Put and greatly reduce manually operated unstability, realize full-automatic granule sludge culture, domestication;Can be in transformation to
The cultured granule sludges of Jing are cultivated in order, and activity continues, and transformation is come into operation immediately after finishing, and reduce secondary sludge training
The time of domesticating and expense.
Description of the drawings
Fig. 1 is anaerobic grain sludge culture apparatus schematic diagram of the present utility model.
Reference:1st, thermostat, 2, reactor, the 21, first valve, the 22, second valve, 3, chemicals dosing plant, 4, PLC
Control device, 5, agitating device, 6, biogas measuring tank, 31, nutrition liquid case, 32, lye tank, 33, liquid level gauge, 34, measuring pump,
35th, the 3rd valve, the 36, the 4th valve, 41, PH detectors, 42, temperature monitor, 43, oxidation-reduction potential detector, 61, amount
Cylinder, 62, circulation duct, 7, running water inlet, 8, sludge import.
Specific embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical scheme of the utility model embodiment is carried out clear, complete
Description.
Anaerobic grain sludge culture apparatus disclosed in the utility model, by the real-time monitoring reactor of PLC control devices 4
The change of PH, temperature and redox point place value in 2, and be automatically adjusted and cause the holding in reactor 2 stable suitable
The environment of bacterium production is closed, while periodically take out sludge observed, by outward appearance and micro- sem observation, to determine anaerobic grain
Whether the culture effect of sludge meets standard.
Before culture apparatus formally starts can first ready work, including the configuration of nutrient solution, the configuration of trace element,
The configuration of alkali lye, anaerobic grain sludge prepare, anaerobic grain sludge according to middle warm type anaerobic grain sludge the dense type of inoculum concentration
For 12~15kgVSS/m3, thin type is 6kgVSS/m3;The high temperature modification reactor optimum inoculation amount is in 6~15kgVSS/m3,
Generally, it is best to make kind of mud with the anaerobic grain sludge for processing same property waste water, but when without same type sludge.No
Same anaerobic grain sludge equally has a certain impact to the startup tool of reactor, and the anaerobism for not processing same property waste water is anti-
When answering device sludge to make to plant mud, anaerobically digested sludge or excrement can be paid the utmost attention to.
The nutrient solution for having configured is encased in nutrition liquid case 31 as shown in Figure 1, the alkali lye for having configured is loaded into lye tank
32。
In the control aspect for selecting pressure, generally the summation that both hydraulic loading rate and aerogenesis rate of load condensate are acted on is referred to as into system
Selection pressure.Select pressure to be elected to be use along the stirring action and hydraulic screen of water (flow) direction to Sludge Bed generation, be that reactor formation is detested
The necessary condition of oxygen granule sludge.Under the conditions of high selection pressure, hydraulic screen is elected to be use can be by small granule sludge and floc sludge
Separate, the aggregation of Sludge Bed bottom is than larger granule sludge, and the less floc sludge of proportion then enters superposed layer area, or is eliminated
Go out reactor.The utility model uses static mechanical agitating mode, and by arranging agitating device in reactor sludge is made
Suspension rotary motion is presented.The shearing force that orientation stirring action is produced makes particle produce irregular rotary motion, is conducive to silk
The mutual winding of shape microorganism, is that an external condition is created in the formation of particle.It is low to select under the conditions of pressure, mainly to disperse micro- life
The growth of thing, this will produce intumescent sludge.
The degradable organic matter of organic loading rate and mud load rate provides the carbon source and the energy of abundance for microorganism, is micro-
The material base that biology increases.In the critical formation stages of microorganism, should try one's best and avoid the organic loading rate into water from acutely becoming
Change.The utility model using floc sludge as kind of mud initial start-up when, organic loading rate control in 0.2~0.4kgCOD/
(kgVSSd) and mud load rate is between 0.1~0.25kgCOD/ (kgVSSd) scope, the shape of granule sludge is conducive to
Into.
After anaerobic grain sludge is configured according to middle warm type and high temperature modification, putting under water bath with thermostatic control carries out preservation guarantor
It is preferably 35 DEG C to deposit temperature.By PH detectors 41, temperature monitor 42 and the setting range value of oxidation-reduction potential detector 43
And the detection of salinity range.
After preparation is carried out, anaerobic grain sludge will be cultivated by anaerobic grain sludge culture apparatus.Specifically
Incubation is as follows:
Thermostat 1 is opened, at the graduation mark that water running water is added in thermostat 1, opening for thermostat 1 is opened
Pass is set in temperature between 25~55 DEG C, and preferable temperature is 38 DEG C.
After temperature rises to design temperature, the anaerobic grain sludge of inoculation is added in closed reactor 2, passed through
The control chemicals dosing plant 3 of PLC control devices 4 adds nutrient solution in the reactor 2, and the nutrient solution includes must nutrient solution
And microelement substance;
When the scale for adding nutrient solution arrival to specify, the control of PLC control devices 4 chemicals dosing plant 3 stops adding nutrition
Liquid, and the agitating device 5 being arranged in the reactor 2 is opened, adjustment rotating speed is stirred, using orientation stirring, while will
PH value in the reactor 2 is controlled between 6.5~8.2, and oxidation reduction potential value control is less than -350mV, temperature control
System is preferably controlled between 33 DEG C~41 DEG C between 25~55 DEG C;Salinity is less than 10000mg/l.
The carriers such as clay, haydite, granular activated carbon, porous zeolite are added in stirring a period of time backward reactor 2
Material, using the surface nature of particulate matter, accelerates richness product of the bacterium on its surface, is allowed to form the core carrier of granule sludge,
Be conducive to shortening the time of occurrence of granule sludge.Add Ca2+、Mg2+And CO3 2-、SO4 2-Plasma inert substance, makes anaerobism
Grain sludge accelerates to assemble after with the carrier mass as core carrier and bonds.
Reaction carry out a period of time after open on the reactor 2 the second valve 22 sampling detection waste water in CODcr,
NH4-N, TN, TP indices, while carrying out the observation of sludge settling ratio, throw according to the observation with the data point reuse nutrient solution of detection
Enter amount;The volume that the liquid of biogas measuring tank 6 being connected with reactor is reduced is observed simultaneously, specifically can be in biogas measuring tank 6
Lower end be provided with circulation duct 62, the another side of circulation duct 62 arranges a graduated cylinder 61, according to reception overflowing liquid graduated cylinder 61 in
Volume draws the volume of biogas, so as to calculate the amount of the biogas of generation.
When finding that sludge bulking suspends during the course of the reaction, the agitating device 5 is closed, static 5~15 minutes, opening set
The first valve 21 for discharging bulking sludge on the reactor 2 is put, the bulking sludge in the reactor 2 is arranged
Go out, the agitating device 5 is continued on after being excluded;When the anaerobic grain sludge culture symbol that there is the bottom of the reactor 2
After standardization, in 3~7mm, the close grey of color and luster or black are again switched off the stirring to general anaerobic grain sludge particle size range
Device 5, static 10~30 minutes, opening is arranged on the reactor 2 was used for the second valve 22 for discharging anaerobic grain sludge,
Ripe anaerobic grain sludge is discharged.
After reaction terminates, the agitating device 5 and PLC control devices 4 of culture apparatus are first shut off, are emptied in reactor 2
Anaerobic grain sludge, and rinsed repeatedly inside reactor 2 with clear water, remaining alkali lye and nutrient solution are discharged, and nuisanceless disposal is right
Biogas is recycled or discharged.
The anaerobic grain sludge culture apparatus includes closed reactor 2, agitating device 5, biogas measuring tank 6, nutrition
Liquid case 31, lye tank 32 and PLC control devices 4, the agitating device 5 is arranged on inside reactor 2;Biogas measuring tank 6, nutrition
Liquid case 31 and lye tank 32 are connected with reactor 2 by pipeline, and wherein PLC control devices 4 include micro control unit (not shown),
The PH detectors 41 being arranged on inside the reactor 2, temperature monitor 42 and oxidation-reduction potential detector 43, the PH inspections
Survey instrument, the temperature monitor 42 and the oxidation-reduction potential detector 43 are by the data monitored by signal transmission to described
Micro control unit, micro control unit receives signal and controls bringing into operation or out of service for chemicals dosing plant 3 and thermostat 1.
It is between 6.8~7.2, when PH detections are examined for example by the presetting pH value of man machine operation interface on PLC control devices 4
It is that 7.3 beyond pre-set value, now the data for detecting are passed through signal by PH detectors 41 to measure liquid pH value in reactor 2
Micro control unit is transferred to, micro control unit stops in time conveying alkali lye by calculating lye tank 32, and temperature monitor 42 and oxidation are also
The operation principle of former current potential detector 43 is identical, will not be described here.
According to a preferred embodiment of the present utility model, anaerobic grain culture apparatus includes closed reactor 2, stirring
Device 5, biogas measuring tank 6, nutrition liquid case, lye tank 32 and PLC control devices 4, the agitating device 5 is arranged on reactor 2
It is internal;Biogas measuring tank 6, nutrition liquid case 31 and lye tank 32 are connected with reactor 2 by pipeline, wherein PLC control devices 4
Including micro control unit, the PH detectors 41 of the inside reactor are arranged on, temperature monitor 42 and oxidation-reduction potential are detected
Instrument 43, by the data monitored by signal transmission to the micro control unit, micro control unit receives signal and controls dosing dress three
Put the operation conditions of 3 and thermostat 1.
As shown in Figure 1 the upper side wall in reactor is provided with the first valve 21, and the second valve 22 is provided with below reactor,
When the bulking sludge in reactor 2 swims in upstream, can be discharged by the first valve 21;Cultured anaerobic grain sludge can lead to
Cross the second valve 22 to discharge, the 3rd valve 35 is provided with the pipeline that reactor 2 is connected with nutrition liquid case 31 and lye tank 32
With the 4th valve 36, control is to add medicament, a liquid level gauge 33 is respectively provided with nutrition liquid case 31 and lye tank 32, by liquid level
Meter 33 controls the level conditions of two box houses, and power source is provided to defeated in reactor 2 by measuring pump 34 during conveying liquid
Drug delivery agent can also adopt other power sources.
Must nutrient solution:Waste water COD cr concentration is configured according to 3000mg/l, and C: N: P=200: 5: 1 ratio is entered
Row configuration, C sources adopt methyl alcohol, N sources to adopt ammonium chloride, P sources to adopt potassium dihydrogen phosphate, according to the amount of configuration 50L cumulative volume methyl alcohol
For:100g;The amount of ammonium chloride is:29g;The amount of potassium dihydrogen phosphate is:7g;Open running water valve and add about three points of nutrition liquid case
Two water, weigh up three kinds of chemical agents are added into its internal stirring and dissolving.
The configuration of alkali lye:Sodium carbonate is adopted for raw material, 2.5kg is weighed, configuration concentration is 5%, opening running water valve
2/3rds running water is added, alkali lye is added and is stirred mixing, add to 50L, closing valve.
The preparation of anaerobic grain sludge:According to the sludge controlled concentration condition that middle temperature is cultivated, sludge seeding amount needs dense type
12~15kgVSS/m of sludge3。
Municipal sewage plant's anaerobism floc sludge or granule sludge 20L are taken, sludge concentration is 12~15kgVSS/m3,
Sealing preserve is carried out, and carries out water bath with thermostatic control preservation, control temperature for 35 DEG C.
The setting of instrument:The desired temperature of thermostat 1 is at 38 DEG C;PH is arranged on 6.8~7.2 in reactor 2, liquid level gauge
33 arrange high liquid level warning and the scarce liquid warning of low liquid level, and salinity can be monitored through salinity.
Open thermostat 1 and temperature is set in into 38 DEG C, added into reactor 2 by sludge import 8 and cultured detested
Oxygen granule sludge adds the nutrient solution for having configured into reactor 2 to scale, plus unlatching agitating device 5 adjusts rotating speed after getting well, and sees
Waterpower agitation situation is examined, the reading of oxidation-reduction potential monitor 43 and PH monitors 41 and temperature monitor 42 is observed and by oxygen
Change reducing value control in -350mV or so or following, PH is controlled between 6.8-7.2, temperature control at 35 DEG C or so, salinity
Less than 10000mg/l, carrier mass and the Ca such as clay, haydite, granular activated carbon, porous zeolite are added2+、Mg2+And CO32-、
SO42-The inert substance of plasma.
Periodically open the taking-up anaerobic grain sludge of the first valve 21 and CODcr, NH4-N, TN, TP indices monitored to it,
Open the second valve 22 and take out a small amount of anaerobic grain sludge, carry out the observation of sludge settling ratio, according to the index that detects and heavy
Drop ratio, controls chemicals dosing plant 3 and adds or stop addition nutrient solution and alkali lye into reactor by PLC control devices 4.
When anaerobic grain sludge particle diameter reaches 3~7mm, color and luster grey black is closed the agitating device and stands 5~15 points
Clock, opening is arranged on the second valve 22 on the reactor, and mud granule is discharged.
Technology contents of the present utility model and technical characteristic have revealed that as above, but those of ordinary skill in the art still may be used
A variety of replacements and modification without departing substantially from the utility model spirit can be made based on teaching of the present utility model and announcement, therefore, this
Utility model protection scope should be not limited to the content disclosed in embodiment, and should include various without departing substantially from replacement of the present utility model
And modification, and covered by present patent application claim.
Claims (8)
1. a kind of anaerobic grain sludge culture apparatus, it is characterised in that:Including closed anti-for anaerobic grain sludge culture
Device is answered, the agitating device being arranged in the reactor, for monitoring the biogas measuring tank of biogas growing amount in the reactor,
For the chemicals dosing plant for adding medicament in the reactor, for the thermostat that keeps the reactor temperature constant with
And for controlling the PLC control devices of the reactor temperature, PH and oxidation reduction potential value;It is the chemicals dosing plant, described
Biogas measuring tank is connected with the reactor by pipeline.
2. anaerobic grain sludge culture apparatus according to claim 1, it is characterised in that:The PLC control devices include
Micro control unit, is arranged on the PH detectors of the inside reactor, temperature monitor and oxidation-reduction potential detector, the PH
Detector, the temperature monitor and the oxidation-reduction potential detector are by the data monitored by signal transmission to described micro-
Control unit, micro control unit receives signal and controls the operation conditions of chemicals dosing plant and thermostat.
3. anaerobic grain sludge culture apparatus according to claim 1, it is characterised in that the reactor is provided with first
Valve and the second valve.
4. anaerobic grain sludge culture apparatus according to claim 1 and 2, it is characterised in that:The chemicals dosing plant includes
Nutrition liquid case and lye tank, the nutrition case and lye tank include liquid level gauge, for monitoring liquid level.
5. anaerobic grain sludge culture apparatus according to claim 4, it is characterised in that:Connect the nutrition liquid case and institute
The pipeline for stating reactor is provided with the 3rd valve, and the pipeline for connecting the lye tank and the reactor is provided with the
Four valves.
6. anaerobic grain sludge culture apparatus according to claim 1, it is characterised in that:The biogas measuring tank lower end sets
There are circulation duct and graduated cylinder, the circulation duct is connected the graduated cylinder with the biogas measuring tank.
7. anaerobic grain sludge culture apparatus according to claim 1, it is characterised in that:Dirt is additionally provided with the reactor
Mud import.
8. anaerobic grain sludge culture apparatus according to claim 1, it is characterised in that:It is additionally provided with the chemicals dosing plant
Running water inlet.
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CN201621193994.4U CN206156850U (en) | 2016-11-04 | 2016-11-04 | Anaerobism granular sludge culture apparatus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109250811A (en) * | 2018-10-08 | 2019-01-22 | 广州资源环保科技股份有限公司 | A kind of automatic domesticating device of activated sludge and its method for preparing activated sludge |
-
2016
- 2016-11-04 CN CN201621193994.4U patent/CN206156850U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109250811A (en) * | 2018-10-08 | 2019-01-22 | 广州资源环保科技股份有限公司 | A kind of automatic domesticating device of activated sludge and its method for preparing activated sludge |
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