CN108998478A - A kind of pre-treating technology and system of the anaerobic digestion of cultural solid debirs - Google Patents
A kind of pre-treating technology and system of the anaerobic digestion of cultural solid debirs Download PDFInfo
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- CN108998478A CN108998478A CN201810830554.2A CN201810830554A CN108998478A CN 108998478 A CN108998478 A CN 108998478A CN 201810830554 A CN201810830554 A CN 201810830554A CN 108998478 A CN108998478 A CN 108998478A
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- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
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- C12P5/023—Methane
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
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- C12M45/00—Means for pre-treatment of biological substances
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M45/00—Means for pre-treatment of biological substances
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Abstract
The invention discloses the pre-treating technologies and system of a kind of cultural solid debirs anaerobic digestion, biomass waste pretreatment, the coarse adjustment of livestock culture waste and mixture accurate adjustment, specifically: break process is carried out to biomass waste first with pulverizer, biogas slurry is recycled to be pre-processed in ammonification pretreatment tank；The waste that factory's transport comes is cultivated, first successive step solid content and separation of sediment, are conveyed into mixture accurate adjustment pond through pipeline delumper in livestock culture waste coarse adjustment pond；Pretreated biomass waste is mixed with the waste after coarse adjustment finally, further adjusts solid content, within the scope of preheated mixture to anaerobic digestion required temperature, is conveyed into anaerobic digestor through pipeline delumper.The application improves a variety of different densities, heterogeneity substrate pretreating effect, meets various process parameters needed for anaerobic digestion is fed, guarantees system stability.
Description
Technical field
The invention belongs to the processing of cultural solid debirs and recycling field, specifically a kind of cultural solid organic waste
The pre-treating technology and system of object anaerobic digestion.
Background technique
Cultural solid debirs include crops bar stem, water plant, livestock culture waste, waste dish etc., inappropriate
Processing mode would seriously pollute the environment while resulting in waste of resources.According to incompletely statistics, stalk annual output in China's is at 700,000,000 tons
More than, 4,000,000,000 tons of livestock culture waste or more, anaerobic digestion techniques are due to it has the characteristics that green, environmental-friendly, sustainable
By extensive concern and use.
Traditional anaerobic digestion techniques mainly include pretreatment unit, core anaerobic digestion gas production unit, fermentation byproduct
Processing unit and gas purification compression unit etc..Pretreatment unit is one of anaerobic digestion techniques core, and pretreating effect can be straight
Connecing influences follow-up equipment overall operation stability and digestion gas production.Pretreatment core includes adjusting digestion substrate solid content to detesting
Oxygen digests in OK range, and substrate is preheated to suitable digestion temperature range etc., is primarily adapted for use in such as municipal sludge, kitchen rubbish
Rubbish, rural area livestock culture waste etc..The characteristics of such substrate is density close to water, and easily mixes with water and reach homogeneous state.
For cultural solid debirs, including using stalk as the low-density of representative, cellulose series biomass difficult to degrade
With the higher livestock culture waste containing quantity of sand and mud, therefore conventional method be unable to satisfy anaerobic digestion pretreatment demand.Study table
Bright, ammonating process can effectively improve cellulose series biomass microbial degradation performance, and be easier to it and other homogeneous bottoms
Object mixing reaches homogeneous state.How the moisture content, the temperature that a variety of different densities substrates quenched after reach suitable anaerobic digestion are made
And but there are problems in homogeneous state.
Summary of the invention
The object of the present invention is to provide the pre-treating technology and system of a kind of cultural solid debirs anaerobic digestion,
A variety of different densities, heterogeneity substrate pretreating effect are improved, meets various process parameters needed for anaerobic digestion is fed, guarantees
System stability.
To achieve the above object, a kind of technical solution of the application are as follows: preceding place of cultural solid debirs anaerobic digestion
Science and engineering skill, comprising: biomass waste pretreatment, the coarse adjustment of livestock culture waste and mixture accurate adjustment, specifically: first with crushing
After machine is crushed to 0.5~2cm to biomass waste, biogas slurry is recycled to be pre-processed in ammonification pretreatment tank；Cultivate factory's fortune
Defeated next waste, first successive step solid content and separation of sediment, are conveyed into through pipeline delumper in livestock culture waste coarse adjustment pond
Mixture accurate adjustment pond；Pretreated biomass waste is mixed with the waste after coarse adjustment finally, further adjusts solid content, in advance
Within the scope of hot mixt to anaerobic digestion required temperature, anaerobic digestor is conveyed into through pipeline delumper.
Further, the biomass waste pretreatment, is located using the smashed biomass waste of pulverizer in ammonification in advance
Sprinkling anaerobic digestion residue biogas slurry is pre-processed in reason slot, is uniformly mixed pretreatment 3-10 days, and biogas slurry fountain height solid content is
40-75%.
Further, the livestock culture waste coarse adjustment, livestock culture waste are directly poured into coarse adjustment pond, into sewage pipe to
In coarse adjustment pond plus water, unlatching stirring in slurry machine control addition sewage quantity using laser liquid level gauge and waste solid content are adjusted to 7%
~15%, steam pipe coil is preheated within the scope of anaerobic digestion required temperature coarse adjustment waste, unlatching scrape husky machine by silt scrape to by
Silt promotion is simultaneously emitted by the outward transport of sand mud slot using sand discharge spiral by sand bucket；Material passes through pipeline delumper after coarse adjustment, utilizes
Screw pump squeezes into accurate adjustment pond.
Further, the mixture accurate adjustment, using blender by the pretreated biomass waste of ammonification and coarse adjustment excrement
Dirty further uniformly mixing, is controlled using laser liquid level gauge and sewage quantity adjustment is added containing solid to 5%~15%, utilize heating coil
Mixture temperature is further adjusted to anaerobic digestion required temperature；Material after accurate adjustment passes through pipeline delumper, utilizes screw rod
Pump is squeezed into anaerobic digestor.
The application further includes a kind of preprocessing system of cultural solid debirs anaerobic digestion, including biomass waste ammonia
Change pretreatment tank, livestock culture waste coarse adjustment pond and mixture accurate adjustment pond；Biogas slurry is equipped with above the ammonification pretreatment tank to spray
Device, the biogas slurry sprinkler are furnished with flow controller, and steam pipe coil is equipped in livestock culture waste coarse adjustment pond, and stirring in slurry machine is set
The side in livestock culture waste coarse adjustment pond is set, body-scraping machine extend into livestock culture waste coarse adjustment bottom of pond portion, is arranged by sand mud slot
In one end lower part of sand discharge spiral steel pipe, the other end of sand discharge spiral steel pipe is placed in the inclined-plane of livestock culture waste coarse adjustment bottom of pond portion
On, the sand discharge spiral steel pipe lower part at the end is equipped with is struggled against by sand；The discharge port in the livestock culture waste coarse adjustment pond is broken by pipeline
Broken machine, screw pump are connected to the feed inlet in mixture accurate adjustment pond, are equipped with heating coil in mixture accurate adjustment pond, blender is stretched
Into in mixture accurate adjustment pond, the discharge port in mixture accurate adjustment pond is connected to anaerobic digestion by pipeline delumper, screw pump
Tank.
Preferably, enter by the pretreated biomass waste of ammonification pretreatment tank by forklift or using Belt Conveying mixed
It closes in object accurate adjustment pond.
Preferably, temp probe, pH probe, laser liquid level gauge are equipped in livestock culture waste coarse adjustment pond.
Preferably, temp probe, pH probe, laser liquid level gauge are equipped in mixture accurate adjustment pond.
Preferably, gentle slope is equipped in the one end in livestock culture waste coarse adjustment pond, the angle of the gentle slope and horizontal plane is 5~
30°。
It is further preferred that livestock culture waste coarse adjustment pond and mixture accurate adjustment pond are above 5~40 centimetres of ground.
The present invention due to using the technology described above, can obtain following technical effect: be directed to cultural solid organic waste
The different densities and heterogeneity substrate of object anaerobic digestion realize pretreatment in same pretreatment system, and it is raw to improve cellulose family
The microbial degradation performance of substance simultaneously, can remove most of silt in livestock culture waste.Biogas slurry flusher fully considers
It requires to be equipped with flowmeter to technological parameters such as moisture content, the mud scraper installed in coarse adjustment pond can will be precipitated by sand mud slot
Silt collect and pass through sand discharge spiral steel pipe discharge coarse adjustment pond, coarse adjustment pond by stirring in slurry machine can be complete under lowest energy consumption
It is tentatively quenched at livestock culture waste.Accurate adjustment pond, which is equipped with blender, so that various materials is sufficiently mixed.Steam-coil-heater side
Formula can make manure of livestock and poultry dirt, and temperature rapid increase, and heating coil further can accurately adjust mixture temperature, improve heat exchange
Efficiency, it is energy saving.It may be containing impurity such as hair, feathers, in addition may be containing incomplete in the substrates such as livestock culture waste
The biomass waste of crushing prevents pipeline blockage problem by can further shred after pipeline delumper.Screw pump has big
Flux, high lift, nonclogging feature, not only can be with energy saving using screw pump as main conveying power source, can be with
Guarantee system stable operation.Two quenched ponds have been equipped with liquid level, temperature and pH probe, and quenched effect can be monitored in real time, protect
Demonstrate,prove process stabilizing.
System is compact to design rationally, has engineering operability, and by pretreated mixed substrates, no stalk floating is existing
As cultural solid debirs anaerobic digestion feed needs can be fully met.
Detailed description of the invention
Fig. 1 is a kind of preprocessing system structural schematic diagram of cultural solid debirs anaerobic digestion.
Number explanation in figure: 1. pulverizers, 2. ammonification pretreatment tanks, 3. biogas slurry sprinklers, 4. sand discharge spiral steel pipes, 5. by
Sand mud slot, 6. gentle slopes, 7. steam pipe coils, 8. into sewage pipe, 9. scrape husky machine, 10. popped one's head in by husky bucket, 11. temp probes, 12.pH,
13. biomass waste, 18. after laser liquid level gauge, 14. stirring in slurry machines, 15. pipeline delumpers, 16. screw pumps, 17. pretreatments
Blender, 19. heating coils, 20. anaerobic digestors.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments: doing as example to this patent
Further description explanation.
Embodiment 1:
1, the corn stover for collecting natural air drying is crushed to 1 centimetre in pulverizer, and sprinkling biogas slurry is left to moisture content 60%
The right side is uniformly mixed pretreatment 9 days.
2, chicken raising factory transports the excrement come and pours into coarse adjustment pond, and 15 ° of gentle slope angle, coarse adjustment and accurate adjustment pond are above ground 15
Centimetre.Add water into pond simultaneously, opens the mixing of stirring in slurry machine, steam is passed through in pond, 35 DEG C are preheated to coarse adjustment waste；
3, controlling addition water using laser liquid level gauge makes dejecta moisture after coarse adjustment be 92%；
4, adjust moisture content after open scrape husky machine by silt scrape to by sand struggle against and silt is promoted using sand discharge spiral steel pipe
It is emitted into and is transported outward by sand mud slot；
5, material passes through pipeline delumper after coarse adjustment, squeezes into accurate adjustment pond using screw pump；
6, accurate adjustment pond is added in the pretreated stalk of ammonification and coarse adjustment waste；
7, it is further uniformly mixed using blender, and utilizes laser liquid level gauge control that sewage quantity adjustment is added and contain admittedly extremely
10%；
8, mixture temperature is further adjusted using heating coil to 40 DEG C；
9, the material after accurate adjustment passes through pipeline delumper, is squeezed into anaerobic digestor body using screw pump.
The above method is implemented in a kind of preprocessing system of cultural solid debirs anaerobic digestion, the system packet
Include biomass waste ammonification pretreatment tank, livestock culture waste coarse adjustment pond and mixture accurate adjustment pond.Biogas slurry in ammonification pretreatment tank
Sprinkler is furnished with flow controller, and accurate quantification biogas slurry sprays volume；Livestock culture waste coarse adjustment bottom of pond portion is equipped with steam disc
Pipe preheating and stirring in slurry machine homogeneous, and be furnished with and scrape husky machine, silt is discharged by sand bucket, sand discharge spiral steel pipe；Mixture accurate adjustment pond
Blender homogeneous and heating coil are installed.It can be direct by forklift by the pretreated biomass waste of ammonification pretreatment tank
Or it is sent into mixture accurate adjustment pond indirectly using Belt Conveying.Discharge silt is revolved to by sand mud slot from sand discharge spiral shell steel pipe, then row is outer
Fortune.
The preferable specific embodiment of the above, only the invention, but the protection scope of the invention is not
It is confined to this, anyone skilled in the art is in the technical scope that the invention discloses, according to the present invention
The technical solution of creation and its inventive concept are subject to equivalent substitution or change, should all cover the invention protection scope it
It is interior.
Claims (10)
1. a kind of pre-treating technology of cultural solid debirs anaerobic digestion characterized by comprising biomass waste is located in advance
Reason, the coarse adjustment of livestock culture waste and mixture accurate adjustment, specifically: broken place is carried out to biomass waste first with pulverizer
Reason recycles biogas slurry to be pre-processed in ammonification pretreatment tank；The waste that factory's transport comes is cultivated, in livestock culture waste coarse adjustment
First successive step solid content and separation of sediment, are conveyed into mixture accurate adjustment pond through pipeline delumper in pond；It finally will be pretreated
Biomass waste is mixed with the waste after coarse adjustment, further adjusts solid content, preheated mixture to anaerobic digestion required temperature model
In enclosing, anaerobic digestor is conveyed into through pipeline delumper.
2. a kind of pre-treating technology of cultural solid debirs anaerobic digestion according to claim 1, which is characterized in that institute
Biomass waste pretreatment is stated, it is surplus to spray anaerobic digestion in ammonification pretreatment tank using the smashed biomass waste of pulverizer
Remaining biogas slurry is pre-processed, and pretreatment 3-10 days is uniformly mixed, and biogas slurry fountain height solid content is 40-75%.
3. a kind of pre-treating technology of cultural solid debirs anaerobic digestion according to claim 2, which is characterized in that institute
Livestock culture waste coarse adjustment is stated, livestock culture waste is directly poured into coarse adjustment pond, is added water into coarse adjustment pond into sewage pipe, is opened liquid
Lower blender controls addition sewage quantity using laser liquid level gauge and waste solid content is adjusted to 7%~15%, and steam pipe coil is to thick
Adjust waste be preheated within the scope of anaerobic digestion required temperature, unlatching scrape husky machine by silt scrape to by sand struggle against and utilize sand discharge spiral steel
Silt promotion is emitted into and is transported outward by sand mud slot by pipe；Material passes through pipeline delumper after coarse adjustment, squeezes into mixture using screw pump
In accurate adjustment pond.
4. a kind of pre-treating technology of cultural solid debirs anaerobic digestion according to claim 3, which is characterized in that institute
Mixture accurate adjustment is stated, is further uniformly mixed the pretreated biomass waste of ammonification and coarse adjustment waste using blender, benefit
It is controlled with laser liquid level gauge and sewage quantity adjustment is added containing solid to 5%~15%, mixture temperature is further adjusted using heating coil
It spends to anaerobic digestion required temperature；Material after accurate adjustment passes through pipeline delumper, is squeezed into anaerobic digestor using screw pump.
5. a kind of preprocessing system of cultural solid debirs anaerobic digestion, which is characterized in that including biomass waste ammonification
Pretreatment tank, livestock culture waste coarse adjustment pond and mixture accurate adjustment pond；Biogas slurry sprinkler is equipped with above the ammonification pretreatment tank,
The biogas slurry sprinkler is furnished with flow controller, and steam pipe coil, the setting of stirring in slurry machine are equipped in livestock culture waste coarse adjustment pond
In the side in livestock culture waste coarse adjustment pond, body-scraping machine extend into livestock culture waste coarse adjustment bottom of pond portion, is existed by the setting of sand mud slot
One end lower part of sand discharge spiral steel pipe, the other end of sand discharge spiral steel pipe are placed in the inclined-plane of livestock culture waste coarse adjustment bottom of pond portion
On, the sand discharge spiral steel pipe lower part at the end is equipped with is struggled against by sand；The discharge port in the livestock culture waste coarse adjustment pond is broken by pipeline
Broken machine, screw pump are connected to the feed inlet in mixture accurate adjustment pond, are equipped with heating coil in mixture accurate adjustment pond, blender is stretched
Into in mixture accurate adjustment pond, the discharge port in mixture accurate adjustment pond is by being connected to anaerobism by pipeline delumper, screw pump
Digester.
6. a kind of preprocessing system of cultural solid debirs anaerobic digestion according to claim 5, which is characterized in that warp
The pretreated biomass waste of ammonification pretreatment tank is crossed to enter in mixture accurate adjustment pond by forklift or using Belt Conveying.
7. a kind of preprocessing system of cultural solid debirs anaerobic digestion according to claim 5, which is characterized in that fowl
It raises to grow and is equipped with temp probe, pH probe, laser liquid level gauge in waste coarse adjustment pond.
8. a kind of preprocessing system of cultural solid debirs anaerobic digestion according to claim 5, which is characterized in that mixed
It closes and is equipped with temp probe, pH probe, laser liquid level gauge in object accurate adjustment pond.
9. according to a kind of preprocessing system of cultural solid debirs anaerobic digestion of claim 5 or 7, feature exists
In being equipped with gentle slope in the one end in livestock culture waste coarse adjustment pond, the angle of the gentle slope and horizontal plane is 5~30 °.
10. a kind of preprocessing system of cultural solid debirs anaerobic digestion according to claim 5, which is characterized in that
Livestock culture waste coarse adjustment pond and mixture accurate adjustment pond are above 5~40 centimetres of ground.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810830554.2A CN108998478B (en) | 2018-07-26 | 2018-07-26 | Pretreatment process and system for anaerobic digestion of agricultural solid organic waste |
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| CN201810830554.2A CN108998478B (en) | 2018-07-26 | 2018-07-26 | Pretreatment process and system for anaerobic digestion of agricultural solid organic waste |
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| CN108998478A true CN108998478A (en) | 2018-12-14 |
| CN108998478B CN108998478B (en) | 2020-10-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675469A (en) * | 2020-05-21 | 2020-09-18 | 湖南超群农业科技股份有限公司 | Breed ox with dirty processing apparatus of mixed excrement |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775412A (en) * | 2010-03-19 | 2010-07-14 | 南京工业大学 | Method for preparing marsh gas by using lignocellulose |
| CN102351391A (en) * | 2011-09-13 | 2012-02-15 | 大连力达环境工程有限公司 | Dewatered sludge anaerobic digestion pretreatment process and system |
| CN103088070A (en) * | 2013-01-22 | 2013-05-08 | 北京化工大学 | Method for producing biogas by combined solid state fermentation of crop straws and excrements of livestocks |
| CN104004793A (en) * | 2014-06-12 | 2014-08-27 | 常州大学 | Power generation technology with biogas produced by mixed fermentation of excrement and straws of distributed swine breeder |
| CN105420282A (en) * | 2015-12-15 | 2016-03-23 | 北京化工大学 | Method for improving straw and excrement mixed anaerobic digestion gas production performance by biochemical pretreatment of maize straw |
| CN106318982A (en) * | 2016-09-27 | 2017-01-11 | 青岛海之源智能技术有限公司 | Method for producing biogas by carrying out alkalization treatment on biomass straw |
-
2018
- 2018-07-26 CN CN201810830554.2A patent/CN108998478B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775412A (en) * | 2010-03-19 | 2010-07-14 | 南京工业大学 | Method for preparing marsh gas by using lignocellulose |
| CN102351391A (en) * | 2011-09-13 | 2012-02-15 | 大连力达环境工程有限公司 | Dewatered sludge anaerobic digestion pretreatment process and system |
| CN103088070A (en) * | 2013-01-22 | 2013-05-08 | 北京化工大学 | Method for producing biogas by combined solid state fermentation of crop straws and excrements of livestocks |
| CN104004793A (en) * | 2014-06-12 | 2014-08-27 | 常州大学 | Power generation technology with biogas produced by mixed fermentation of excrement and straws of distributed swine breeder |
| CN105420282A (en) * | 2015-12-15 | 2016-03-23 | 北京化工大学 | Method for improving straw and excrement mixed anaerobic digestion gas production performance by biochemical pretreatment of maize straw |
| CN106318982A (en) * | 2016-09-27 | 2017-01-11 | 青岛海之源智能技术有限公司 | Method for producing biogas by carrying out alkalization treatment on biomass straw |
Non-Patent Citations (1)
| Title |
|---|
| 孟志国 等: "农业固体有机废物综合治理与资源化", 《中国资源综合利用》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675469A (en) * | 2020-05-21 | 2020-09-18 | 湖南超群农业科技股份有限公司 | Breed ox with dirty processing apparatus of mixed excrement |
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| CN108998478B (en) | 2020-10-02 |
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