CN108862968A - A kind of swine waste treatment device and method - Google Patents
A kind of swine waste treatment device and method Download PDFInfo
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- CN108862968A CN108862968A CN201810766733.4A CN201810766733A CN108862968A CN 108862968 A CN108862968 A CN 108862968A CN 201810766733 A CN201810766733 A CN 201810766733A CN 108862968 A CN108862968 A CN 108862968A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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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
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Abstract
A kind of swine waste treatment device, including produce fen, air accumulator, boiler, concentration basin, dewaterer and aerobic tank.Fen is produced to include shell, feeding inlet, air guide device, gas collecting tube, produce fen drain valve and heat exchanger.Produce fen shell be made of four layer materials, from outside inward be external protection, insulating layer, liner layer and erosion resistant coating.Air accumulator is connected to the gas collecting tube for producing fen by pipeline with valve.Boiler is connected to air accumulator and heat exchanger with valve by pipeline.Concentration basin connection produces fen drain valve；Bottom of pond portion is concentrated and is equipped with sludge pump.Dewaterer receives the sludge of sludge pump, and the sewage that dewaterer generates enters concentration basin.Aerobic tank water inlet pipe is arranged in middle and lower part in aerobic tank, and aerobic tank water inlet pipe lower part is equipped with water distribution pyrometric cone；Water distribution pyrometric cone lower part is equipped with aeration modulator；The water reuse of aerobic tank outlet pipe discharge or qualified discharge.
Description
Technical field
The present invention relates to field of solid waste treating technology, especially a kind of swine waste treatment device and method.
Background technique
Large-scale pig farm had both generated the solid pollutants such as a large amount of excrement in the process of running, and the excrement on large-scale pig farm exists
The links such as collecting, store, transporting, handling, utilizing all may generate pollution to environment, if cannot deal carefully with, dispose will
Water body, atmosphere, soil and human health are caused greatly to threaten and endanger, the sustainable development of pig breeding industry itself is brought huge
Big negative effect.
Feeder pig manure is a kind of valuable resource, it include a variety of nutrition such as nitrogen, phosphorus, potassium necessary to crops at
Point.Excrement, which imposes on farmland then, to be helped to improve soil texture, improves the content of organic matter of soil, promotes increasing crop yield.Excrement
In contain about 75% volatile organic matter, wherein protein content is 20% or so, therefore makes full use of feces of livestock and poultry, not only
Global resources crisis and environmental crisis can be reduced, moreover it is possible to bring considerable economic benefit and social benefit.The resource of excrement at present
Change mainly has Fertilizer Transformed, fodder and energy technology three classes using technology.The wherein energy technology based on anaerobic fermentation
Remain as the mainstream technology that dung recovery utilizes.But anaerobic fermentation has that biogas output is low, operational effect is bad.
On the other hand it is used as large agricultural country, the stalk yield in China being scored consecutive bumper harvests and substantial increase with agricultural, this
The plant resources small part of class abundance is as feed, fertilizer, and in field on-site incineration, some is discarded in a part
River, pool side leave to rot, and not only waste resource in this way, also cause serious pollution to ecological environment, bring huge
Big environmental pressure.Therefore, significant to the comprehensive utilization of agricultural straw resource, need the application mould with comprehensive benefit
Formula.
Summary of the invention
The technical problem to be solved by the present invention is to：That there are biogas outputs in order to solve anaerobic fermentation is low, operational effect is bad
And the pollution problem of agricultural crop straw, a kind of swine waste treatment device and method are provided, easy to operate, operational effect is good.
The technical solution adopted by the present invention to solve the technical problems is：A kind of swine waste treatment device, including produce fen, storage
Gas tank, boiler, concentration basin, dewaterer and aerobic tank.
It is cylindrical body or rectangular parallelepiped structure among the production fen, the upper and lower side for producing fen is cone structure.
The production fen is underground type or semi-underground cell-type structure.
The production fen includes shell, feeding inlet, air guide device, gas collecting tube, produces fen drain valve and heat exchanger.
Produce fen shell be made of four layer materials, from outside inward be external protection, insulating layer, liner layer and erosion resistant coating.
The outermost layer of shell is external protection, and external protection is made of Reinforced Concrete Materials.The inside of external protection is insulating layer, is protected
Warm layer is made of thermal insulation material；The inside of insulating layer is liner layer, and the liner layer is made of Reinforced Concrete Materials；Liner layer
Inside smear anticorrosive paint constitute erosion resistant coating.
The middle and upper part of shell is arranged in the feeding inlet, and feeding inlet is equipped with one and is slidingly sealed door.
The inside of feeding inlet is arranged in the air guide device, and air guide device includes shell protrusion and aeroscopic plate, the effect of air guide device
It is that guidance biogas rises, not from feeding inlet spilling.
The top of the top tapered structure of the shell is equipped with gas collecting tube.
The bottom of the lower part tapered structure of the shell, which is equipped with, produces fen drain valve.
The middle and lower part for producing fen is arranged in the heat exchanger.
The air accumulator is connected to the gas collecting tube for producing fen by pipeline with valve.
The boiler is connected to air accumulator with valve by pipeline and produces the heat exchanger of fen.
The concentration basin connection produces fen drain valve；Bottom of pond portion is concentrated and is equipped with sludge pump.The supernatant one that concentration basin generates
Part flows back into production fen by producing the feeding inlet of fen, and the supernatant of remainder enters aerobic tank water inlet pipe.
The dewaterer receives the sludge of sludge pump, and the sewage that dewaterer generates enters concentration basin.
Aerobic tank water inlet pipe is arranged in middle and lower part in the aerobic tank, and aerobic tank water inlet pipe lower part is equipped with water distribution triangle
Cone；Water distribution pyrometric cone lower part is equipped with aeration modulator, and the aeration modulator includes that aeration plate, air blower and dissolved oxygen are surveyed
Regulation machine is measured, further, the aeration plate is the pore type aeration plate for being evenly arranged with micropore.The aeration plate passes through aeration
Pipe connects air blower, and air blower is arranged outside aerobic tank, and the top of aerobic tank, waste water underwater setting dissolved oxygen sensing regulate and control
Machine, the dissolved oxygen sensing regulation machine is according to the oxygen content regulation air blower work in waste water；On the aerobic tank water inlet pipe
Portion is built-in with aerobic tank filler；The bottom of the aerobic tank is equipped with aerobic tank drain valve, and exit is laid with aerobic tank overflow weir.
Aerobic tank overflow weir is connected to aerobic tank outlet pipe.The water reuse of aerobic tank outlet pipe discharge or qualified discharge.
A method of pig manure is handled using above-mentioned swine waste treatment device, the specific steps are that：
1. agricultural crop straw is crushed.
2. solid content be 3~20% pig manure and smashed agricultural crop straw be in mass ratio 5:1 or 4:1 mixing is stirred
It mixes.
3. the mixture stirred evenly is flowed by feeding inlet and produces fen, the supernatant of concentration basin is added.
4. the heat that boiler generates enters heat exchanger, keeping producing the temperature in fen is 35 DEG C.Produce fen anaerobic fermentation
It 30~60 days, produces the biogas that fen generates and air accumulator is entered by gas collecting tube.
5. after anaerobic fermentation, opening and producing fen drain valve, produces the mud mixture in fen and flow into concentration basin, concentration
Supernatant a part that pond generates flows back into production fen by producing the feeding inlet of fen, and the supernatant of remainder enters aerobic tank
Water inlet pipe；The sludge of concentration basin enters dewaterer by sludge pump.
6. the waste water that dewaterer generates enters concentration basin, dewatered sludge is as Fertilizer application.
7. the supernatant of concentration basin enters the middle and lower part of aerobic tank by aerobic tank water inlet pipe, in the effect of water distribution pyrometric cone
Lower water distribution uniformity, aeration plate generate a large amount of microbubble, and dissolved oxygen sensing regulates and controls machine and regulates and controls air blower work according to oxygen content,
Ensure that the dissolved oxygen in aerobic water is greater than 2mg/L；Activated sludge apposition growth is in aerobic tank filler surface, not with water flowing,
Because biomembrane is directly by the strong agitation of ascending air, constantly update；Under sufficient oxygen supply condition, aerobic tank filler surface
Aerobic microbiological degrades the organic matter in waste water；The biomembrane of update is sunk under aerobic tank under gravity
Portion forms aerobic tank sludge, and aerobic tank sludge is discharged by the aerobic tank drain valve of bottom；Aerobic tank drain valve is discharged aerobic
Pond sludge enters concentration basin；Treated, and waste water is discharged by aerobic tank overflow weir and aerobic tank outlet pipe, aerobic tank outlet pipe
The water reuse of discharge or qualified discharge.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the production fen of the embodiment of the present invention.
In Fig. 1：1. fen is produced, 1-1. shell, 1-2. feeding inlet, 1-3. shell protrusion, 1-4. aeroscopic plate, 1-5. gas collection
Pipe, 1-6. produce fen drain valve, 1-7. heat exchanger.
Fig. 2 is the structural schematic diagram of the aerobic tank of the embodiment of the present invention.
In Fig. 2：2. aerobic tank, 2-1. aerobic tank water inlet pipe, 2-2. water distribution pyrometric cone, 2-3. are aerated modulator, 2-4. is good
Oxygen pond filler, 2-5. aerobic tank drain valve, 2-6. aerobic tank overflow weir.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment 1
A kind of swine waste treatment device as shown in Figure 1 and Figure 2, including produce fen 1, air accumulator, boiler, concentration basin, dewaterer
With aerobic tank 2.
It is cylindrical body among the production fen 1, the upper and lower side for producing fen is cone structure.
The production fen 1 is underground type structure.
The production fen includes shell 1-1, feeding inlet 1-2, air guide device, gas collecting tube 1-5, produces fen drain valve 1-6 and heat
Exchanger 1-7.
Produce fen shell 1-1 be made of four layer materials, from outside inward be external protection, insulating layer, liner layer and anti-corrosion
Layer.The outermost layer of shell 1-1 is external protection, and external protection is made of Reinforced Concrete Materials.The inside of external protection is to protect
Warm layer, insulating layer are made of thermal insulation material；The inside of insulating layer is liner layer, and the liner layer is by Reinforced Concrete Materials system
At；It smears anticorrosive paint and constitutes erosion resistant coating in the inside of liner layer.
The middle and upper part of shell 1-1 is arranged in the feeding inlet 1-2, and feeding inlet 1-2 is equipped with one and is slidingly sealed door.
The inside of feeding inlet 1-2 is arranged in the air guide device, and air guide device includes shell protrusion 1-3 and aeroscopic plate 1-4, air guide
The effect of device is that guidance biogas rises, not from feeding inlet 1-2 spilling.
The top of the top tapered structure of the shell is equipped with gas collecting tube 1-5.
The bottom of the lower part tapered structure of the shell, which is equipped with, produces fen drain valve 1-6.
The middle and lower part for producing fen is arranged in the heat exchanger 1-7.
The air accumulator is connected to the gas collecting tube 1-5 for producing fen by pipeline with valve.
The boiler is connected to air accumulator with valve by pipeline and produces the heat exchanger 1-7 of fen.
The concentration basin connection produces fen drain valve 1-6；Bottom of pond portion is concentrated and is equipped with sludge pump.The supernatant that concentration basin generates
A part flows back into production fen 1 by producing the feeding inlet 1-2 of fen, and the supernatant of remainder enters aerobic tank water inlet pipe.
The dewaterer receives the sludge of sludge pump, and the waste water that dewaterer generates enters concentration basin.
Middle and lower part is provided with aerobic tank water inlet pipe 2-1 in the aerobic tank 2, and the lower part aerobic tank water inlet pipe 2-1 is equipped with
Water distribution pyrometric cone 2-2；The lower part water distribution pyrometric cone 2-2 is equipped with aeration modulator 2-3, and the aeration modulator 2-3 includes exposing
Gas disk, air blower and dissolved oxygen sensing regulate and control machine；Further, the aeration plate is the pore type aeration for being evenly arranged with micropore
Disk.The aeration plate connects air blower by aeration tube, and air blower is arranged outside aerobic tank, the top of aerobic tank, the waste water water surface
Lower setting dissolved oxygen sensing regulates and controls machine, and the dissolved oxygen sensing regulation machine regulates and controls air blower work according to oxygen content；It is described good
Oxygen pond water inlet pipe top is built-in with aerobic tank filler 2-4；The bottom of the aerobic tank is equipped with aerobic tank drain valve 2-5, exit
It is laid with aerobic tank overflow weir 2-6；Aerobic tank overflow weir 2-6 is connected to aerobic tank outlet pipe.
A method of pig manure is handled using above-mentioned swine waste treatment device, the specific steps are that：
1. agricultural crop straw is crushed.
2. solid content be 5% pig manure and smashed agricultural crop straw be in mass ratio 4:1 is mixed.
3. the mixture stirred evenly is flowed by feeding inlet 1-2 and produces fen 1, from the upper of feeding inlet 1-2 addition concentration basin
Clear liquid.
4. boiler enters heat exchanger 1-7 using the heat that the biogas combustion from air accumulator generates, keep producing in fen
Temperature be 35 DEG C.It produces 1 anaerobic fermentation of fen 60 days, produces the biogas that fen generates and air accumulator is entered by gas collecting tube 1-5.
5. after anaerobic fermentation, opening and producing fen drain valve 1-6, the mud mixture produced in fen flows into concentration basin,
Supernatant a part that concentration basin generates flows back into production fen by the feeding inlet 1-2 of production fen, the supernatant of remainder into
Enter aerobic tank water inlet pipe 2-1；The sludge of concentration basin enters dewaterer by sludge pump.
6. the waste water that dewaterer generates enters concentration basin, dewatered sludge is as Fertilizer application.
7. the supernatant of concentration basin enters aerobic tank by aerobic tank water inlet pipe 2-1, under the action of water distribution pyrometric cone 2-2
Water distribution uniformity, aeration plate generate a large amount of microbubble, and dissolved oxygen sensing regulates and controls machine and regulates and controls air blower work according to oxygen content, really
The oxygen content protected in aerobic water is greater than 2mg/L；Activated sludge apposition growth is on the surface aerobic tank filler 2-4, not with water flow
It is dynamic, because biomembrane is directly by the strong agitation of ascending air, constantly update；Under sufficient oxygen supply condition, aerobic tank filler 2-4
The aerobic microbiological on surface degrades the organic matter in waste water；The biomembrane of update sinks to aerobic under gravity
Aerobic tank sludge is formed at the lower part in pond, and aerobic tank sludge is discharged by the aerobic tank drain valve 2-5 of bottom；Aerobic tank drain valve 2-
The aerobic tank sludge of 5 discharges enters concentration basin；Waste water after Aerobic Process for Treatment passes through aerobic tank overflow weir 2-6 and aerobic tank outlet pipe
Discharge, the water reuse of aerobic tank outlet pipe discharge or qualified discharge.
Embodiment 2
A kind of swine waste treatment device as shown in Figure 1 and Figure 2, including produce fen 1, air accumulator, boiler, concentration basin, dewaterer
With aerobic tank 2.
It is rectangular parallelepiped structure among the production fen 1, the upper and lower side for producing fen is cone structure.
The production fen 1 is semi-underground cell-type structure.
The production fen includes shell 1-1, feeding inlet 1-2, air guide device, gas collecting tube 1-5, produces fen drain valve 1-6 and heat
Exchanger 1-7.
Produce fen shell 1-1 be made of four layer materials, from outside inward be external protection, insulating layer, liner layer and anti-corrosion
Layer.The outermost layer of shell 1-1 is external protection, and external protection is made of Reinforced Concrete Materials.The inside of external protection is to protect
Warm layer, insulating layer are made of thermal insulation material；The inside of insulating layer is liner layer, and the liner layer is by Reinforced Concrete Materials system
At；It smears anticorrosive paint and constitutes erosion resistant coating in the inside of liner layer.
The middle and upper part of shell 1-1 is arranged in the feeding inlet 1-2, and feeding inlet 1-2 is equipped with one and is slidingly sealed door.
The inside of feeding inlet 1-2 is arranged in the air guide device, and air guide device includes shell protrusion 1-3 and aeroscopic plate 1-4, air guide
The effect of device is that guidance biogas rises, not from feeding inlet 1-2 spilling.
The top of the top tapered structure of the shell is equipped with gas collecting tube 1-5.
The bottom of the lower part tapered structure of the shell, which is equipped with, produces fen drain valve 1-6.
The middle and lower part for producing fen is arranged in the heat exchanger 1-7.
The air accumulator is connected to the gas collecting tube 1-5 for producing fen by pipeline with valve.
The boiler is connected to air accumulator with valve by pipeline and produces the heat exchanger 1-7 of fen.
The concentration basin connection produces fen drain valve 1-6；Bottom of pond portion is concentrated and is equipped with sludge pump.The supernatant that concentration basin generates
A part flows back into production fen 1 by producing the feeding inlet 1-2 of fen, and the supernatant of remainder enters aerobic tank water inlet pipe.
The dewaterer receives the sludge of sludge pump, and the waste water that dewaterer generates enters concentration basin.
Middle and lower part is provided with aerobic tank water inlet pipe 2-1 in the aerobic tank 2, and the lower part aerobic tank water inlet pipe 2-1 is equipped with
Water distribution pyrometric cone 2-2；The lower part water distribution pyrometric cone 2-2 is equipped with aeration modulator 2-3, and the aeration modulator 2-3 includes exposing
Gas disk, air blower and dissolved oxygen sensing regulate and control machine；Further, the aeration plate is the pore type aeration for being evenly arranged with micropore
Disk.The aeration plate connects air blower by aeration tube, and air blower is arranged outside aerobic tank, the top of aerobic tank, the waste water water surface
Lower setting dissolved oxygen sensing regulates and controls machine, and the dissolved oxygen sensing regulation machine regulates and controls air blower work according to oxygen content；It is described good
Oxygen pond water inlet pipe top is built-in with aerobic tank filler 2-4；The bottom of the aerobic tank is equipped with aerobic tank drain valve 2-5, exit
It is laid with aerobic tank overflow weir 2-6；Aerobic tank overflow weir 2-6 is connected to aerobic tank outlet pipe.
A method of pig manure is handled using above-mentioned swine waste treatment device, the specific steps are that：
1. agricultural crop straw is crushed.
2. solid content be 8% pig manure and smashed agricultural crop straw be in mass ratio 5:1 is mixed.
3. the mixture stirred evenly is flowed by feeding inlet 1-2 and produces fen 1, from the upper of feeding inlet 1-2 addition concentration basin
Clear liquid.
4. boiler enters heat exchanger 1-7 using the heat that the biogas combustion from air accumulator generates, keep producing in fen
Temperature be 35 DEG C.It produces 1 anaerobic fermentation of fen 60 days, produces the biogas that fen generates and air accumulator is entered by gas collecting tube 1-5.
5. after anaerobic fermentation, opening and producing fen drain valve 1-6, the mud mixture produced in fen flows into concentration basin,
Supernatant a part that concentration basin generates flows back into production fen by the feeding inlet 1-2 of production fen, the supernatant of remainder into
Enter aerobic tank water inlet pipe 2-1；The sludge of concentration basin enters dewaterer by sludge pump.
6. the waste water that dewaterer generates enters concentration basin, dewatered sludge is as Fertilizer application.
7. the supernatant of concentration basin enters aerobic tank by aerobic tank water inlet pipe 2-1, under the action of water distribution pyrometric cone 2-2
Water distribution uniformity, aeration plate generate a large amount of microbubble, and dissolved oxygen sensing regulates and controls machine and regulates and controls air blower work according to oxygen content, really
The oxygen content protected in aerobic water is greater than 2mg/L；Activated sludge apposition growth is on the surface aerobic tank filler 2-4, not with water flow
It is dynamic, because biomembrane is directly by the strong agitation of ascending air, constantly update；Under sufficient oxygen supply condition, aerobic tank filler 2-4
The aerobic microbiological on surface degrades the organic matter in waste water；The biomembrane of update sinks to aerobic under gravity
Aerobic tank sludge is formed at the lower part in pond, and aerobic tank sludge is discharged by the aerobic tank drain valve 2-5 of bottom；Aerobic tank drain valve 2-
The aerobic tank sludge of 5 discharges enters concentration basin；Waste water after Aerobic Process for Treatment passes through aerobic tank overflow weir 2-6 and aerobic tank outlet pipe
Discharge, the water reuse of aerobic tank outlet pipe discharge or qualified discharge.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (2)
1. a kind of swine waste treatment device, it is characterised in that：It becomes reconciled including production fen (1), air accumulator, boiler, concentration basin, dewaterer
Oxygen pond (2)；
It is cylindrical body or rectangular parallelepiped structure among the production fen (1), the upper and lower side for producing fen is cone structure；
The production fen (1) is underground type or semi-underground cell-type structure；
The production fen includes shell (1-1), feeding inlet (1-2), air guide device, gas collecting tube (1-5), produces fen drain valve (1-6)
With heat exchanger (1-7)；
Produce fen shell (1-1) be made of four layer materials, from outside inward be external protection, insulating layer, liner layer and erosion resistant coating；
The outermost layer of shell (1-1) is external protection, and external protection is made of Reinforced Concrete Materials；The inside of external protection is heat preservation
Layer, insulating layer are made of thermal insulation material；The inside of insulating layer is liner layer, and the liner layer is made of Reinforced Concrete Materials；
It smears anticorrosive paint and constitutes erosion resistant coating in the inside of liner layer；
In the middle and upper part of shell (1-1), feeding inlet (1-2) is equipped with one and is slidingly sealed door for feeding inlet (1-2) setting；
The air guide device is arranged in the inside of feeding inlet (1-2), and air guide device includes shell raised (1-3) and aeroscopic plate (1-4), leads
The effect of gas device is that guidance biogas rises, not from feeding inlet (1-2) spilling；
The top of the top tapered structure of the shell is equipped with gas collecting tube (1-5)；
The bottom of the lower part tapered structure of the shell, which is equipped with, produces fen drain valve (1-6)；
The middle and lower part for producing fen is arranged in the heat exchanger (1-7)；
The air accumulator is connected to the gas collecting tube (1-5) for producing fen by pipeline with valve；
The boiler connection air accumulator and the heat exchanger (1-7) for producing fen；
The concentration basin connection produces fen drain valve (1-6)；Bottom of pond portion is concentrated and is equipped with sludge pump；The supernatant one that concentration basin generates
Part flows back into production fen (1) by producing the feeding inlet (1-2) of fen, and the supernatant of remainder enters aerobic tank water inlet pipe；
The dewaterer receives the sludge of sludge pump, and the waste water that dewaterer generates enters concentration basin；
Aerobic tank (2) middle and lower part is provided with aerobic tank water inlet pipe (2-1), and aerobic tank water inlet pipe (2-1) lower part is equipped with
Water distribution pyrometric cone (2-2)；The water distribution pyrometric cone lower part (2-2) is equipped with aeration modulator (2-3), the aeration modulator (2-
It 3) include aeration plate, air blower and dissolved oxygen sensing regulation machine, the aeration plate is the pore type exposure for being evenly arranged with micropore
Gas disk；The aeration plate connects air blower, and air blower is arranged outside aerobic tank, and the top of aerobic tank and the setting of waste water underwater are molten
It solves oxygenation measurement and regulates and controls machine, the dissolved oxygen sensing regulation machine is according to the oxygen content regulation air blower work in waste water；It is described good
The top oxygen pond water inlet pipe (2-1) is built-in with aerobic tank filler (2-4)；The bottom of the aerobic tank is equipped with aerobic tank drain valve (2-
5), aerobic tank is laid with aerobic tank overflow weir (2-6)；Aerobic tank overflow weir (2-6) is connected to aerobic tank outlet pipe；Aerobic tank water outlet
The water reuse of pipe discharge or qualified discharge.
2. a kind of method for carrying out swine manure treatment using swine waste treatment device as described in claim 1, it is characterised in that：Have
Following steps；
1. agricultural crop straw is crushed；
2. solid content be 3~20% pig manure and smashed agricultural crop straw be in mass ratio 5:1 or 4:1 is mixed；
3. the mixture stirred evenly is flowed by feeding inlet (1-2) and produces fen (1), from feeding inlet (1-2) addition concentration basin
Supernatant；
4. boiler is entered heat exchanger (1-7) using the heat that the biogas combustion from air accumulator generates, keep producing in fen
Temperature is 35 DEG C；It produces fen anaerobic fermentation 30~60 days, produces the biogas that fen generates and air accumulator is entered by gas collecting tube (1-5)；
5. after anaerobic fermentation, opening and producing fen drain valve (1-6), produces the mud mixture in fen and flow into concentration basin, it is dense
Supernatant a part that contracting pond generates flows back into production fen by producing the feeding inlet (1-2) of fen, the supernatant of remainder into
Enter aerobic tank water inlet pipe (2-1)；The sludge of concentration basin enters dewaterer by sludge pump；
6. the waste water that dewaterer generates enters concentration basin, dewatered sludge is as Fertilizer application；
7. the supernatant of concentration basin enters aerobic tank by aerobic tank water inlet pipe (2-1), under the action of water distribution pyrometric cone (2-2)
Water distribution uniformity, dissolved oxygen sensing regulate and control machine according to the oxygen content regulation air blower work in waste water；Activated sludge apposition growth
On the surface aerobic tank filler (2-4), biomembrane is directly by the agitation of ascending air, continuous renewal；Aerobic tank filler (2-4) table
The aerobic microbiological in face degrades the organic matter in waste water；The biomembrane of update sinks to aerobic tank under gravity
Lower part form aerobic tank sludge, aerobic tank sludge is discharged by the aerobic tank drain valve (2-5) of bottom；Aerobic tank drain valve
The aerobic tank sludge of (2-5) discharge enters concentration basin；Waste water after Aerobic Process for Treatment passes through aerobic tank overflow weir (2-6) and aerobic tank
Outlet pipe discharge, the water reuse of aerobic tank outlet pipe discharge or qualified discharge.
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| CN201810766733.4A CN108862968A (en) | 2018-07-13 | 2018-07-13 | A kind of swine waste treatment device and method |
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| CN201810766733.4A CN108862968A (en) | 2018-07-13 | 2018-07-13 | A kind of swine waste treatment device and method |
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| WO2012153189A3 (en) * | 2011-05-11 | 2013-01-17 | Cetrel S.A. | Process and system for producing biogas from anaerobic digestion of plant biomass in solid phase |
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|---|---|---|---|---|
| WO2012153189A3 (en) * | 2011-05-11 | 2013-01-17 | Cetrel S.A. | Process and system for producing biogas from anaerobic digestion of plant biomass in solid phase |
| CN102559490A (en) * | 2012-02-03 | 2012-07-11 | 德阳华宇瑞得智能科技有限公司 | Device and method for producing biogas by supplying boiler tail gas as heat source to anaerobic tank |
| CN105753263A (en) * | 2016-04-27 | 2016-07-13 | 常州大学 | Large breeding farm waste treatment device and method |
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Application publication date: 20181123 |