CN106032541A - Straw comprehensive utilization and energy recovery technology based on multiple biodegradation - Google Patents
Straw comprehensive utilization and energy recovery technology based on multiple biodegradation Download PDFInfo
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- CN106032541A CN106032541A CN201510120262.6A CN201510120262A CN106032541A CN 106032541 A CN106032541 A CN 106032541A CN 201510120262 A CN201510120262 A CN 201510120262A CN 106032541 A CN106032541 A CN 106032541A
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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
- Y02E50/10—Biofuels, e.g. bio-diesel
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/59—Biological synthesis; Biological purification
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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
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Abstract
The invention discloses a straw comprehensive utilization and energy recovery technology based on multiple biodegradation, wherein the technology covers anaerobic degradation of straws, biomass energy recovery and extraction, deep gelatinization treatment of straws and extraction, solid state material separation and utilization, and the like. According to the present invention, the system uses the progressive straw decomposition technology, and the straws are finally converted into biological methane, biological formic acid, biological acetic acid, biological hydrogen, liquid state concentrated ecological organic fertilizer, colloidal slow release base fertilizer, porous microbial colonization medium, biodegradable package and other products, such that the nature resources-straws are completely utilized, and the carbon emission is minimized; and the technology is the comprehensive utilization of modern biology, ecological engineering and other disciplines, and has characteristics of ecological environmental protection, strong sustainability, low operating cost, excellent market value, high social benefits, and the like.
Description
Technical field
The present invention relates to a kind of stalk comprehensive utilization and energy recovery technology, belong to the utilization of resources, biogas, straw improvement, environmental protection field.
Background technology
According to incomplete statistics, the 1 year straw output in the whole nation is about 700,000,000～900,000,000 tons, and at least a part of which has nearly 1/3, about 300,000,000 tons of straws to be incinerated, and its pollution caused is well imagined.Straw, as a kind of organic matter with the element such as carbon, nitrogen as main composition, is a kind of important energy resources.Crop straw burning not only causes serious air pollution and greenhouse gas emission, is also the significant wastage to natural resources simultaneously.
Utilize multi-biological degradation technique and energy recovery technology, by the classification of straw being degraded and utilizing, on the one hand reduce and pollute, while carrying out the organic utilization of stalk resource, fertile soil, clean farmland and village；Two are that of avoiding field burning, the alternative 0.54 ton of standard coal of straw per ton, often utilize 1 ton of straw, can reduce by 1.61 tons of greenhouse gas emissions, and the soot dust granule reducing 2.1kg pollutes；Three is to be made full use of as a kind of clean energy resource resource by the way of stover is biological combustible gas, it is achieved energy-saving and emission-reduction are applied with the green of resource.
Summary of the invention
Goal of the invention:Be always held at that method is single, technology falls behind relatively, straw consumption is low for current stalk comprehensive utilization, economic benefit ratio and there is the deficiencies such as resource serious waste, present invention biodegradation based on current forward position control technology provides a kind of decomposition utilizing the multiple acquisition of degraded stage by stage different under certain control, improves the comprehensive degradation efficiency of straw and the technical method of utilization rate whereby.
Technical scheme:For achieving the above object, the technical solution used in the present invention is:
Include based on " stalk comprehensive utilization of multi-biological degraded and energy recovery technology " techniqueflow: straw anaerobic hydrolysis separates with fermentation (1), bioenergy product with carbon dioxide recovery utilization (2), the good oxygen hydrolysis of the straw degree of depth processes (3) with colloidization, liquid concentrates ecological organic fertilier extract and separate (4), porous media converts (5), the degradable package of solid clout suppresses technological maheup such as (6).Each system is interrelated, is each also at relatively independent link simultaneously.
Described straw anaerobic hydrolysis has three to complete step by step with fermentation: biological hydrogen fermentation, biological formic acid or biological acetic fermentation, biological methane synthesis.Wherein three can select according to actual needs step by step wherein any one, two or three implement.
Described bioenergy product separates and utilizes with carbon dioxide recovery, it is characterized in that: in the anaerobic fermentation gas-phase product with aerobic fermentation, separate carbon dioxide, and be recycled in anaerobic fermentation system, under the effect of methanogen, complete carbon dioxide methane building-up process.
The good oxygen hydrolysis of the described straw degree of depth processes with colloidization, it is characterized in that: on the basis of anaerobic fermentation product, utilize aerobic bacteria that the straw after fermentation is carried out ferment in second time, utilize aerobic bacteria characteristic, macromolecular particle is fermented further, is converted into the small molecule structure that plant can absorb.Fermentation ends, straw surface can form gelatinous layer.Thus realize there is the conversion to gel of the solid fabric structure.
Described liquid concentrates ecological organic fertilier extract and separate, it is characterised in that: utilize mechanical wave to extract the method combined with microwave extracting, by the colloid after fermentation and solid-state aggregate separated, it is thus achieved that liquid concentrates ecological organic fertilier and solid material.
Described porous media converts, it is characterized in that: the solid small particles material after utilizing air energy puffing technique to separate carries out expanding treatment, obtain porous media, this medium is natural, excellent microbial colonisation place, it is possible to biological fixation in all kinds of fermentation systems, biological preservation and transport and microparticle absorption etc..
The dropped packaging compact technique of described solid clout, it is characterized in that: the gel of the solid material collected with dried extraction is mixed, utilize high pressure shape technology that aggregate is processed into all kinds of degradable package, there is provided more safe and reliable packaging product for market, the raw material of high-quality is the most also provided for realizing environmental protection life.
Needed for the most every technology, the energy can convert acquisition by biological methane with biological hydrogen, and whole process is without using extra power in a large number.
Accompanying drawing explanation
Fig. 1 is the degraded of straw multi-biological and energy recovery technology workflow figure.
Fig. 2 is straw classification degraded embodiment flow chart.
Claims (9)
1. " stalk comprehensive utilization based on multi-biological degraded and energy recovery technology ", it is characterised in that: straw integrated treatment flow process includes: straw anaerobic hydrolysis separates with fermentation (1), bioenergy product and carbon dioxide recovery utilizes the technological maheup such as (2), the good oxygen hydrolysis of the straw degree of depth processes (3) with colloidization, liquid concentrates ecological organic fertilier extract and separate (4), degradable package compacting (6) of porous media conversion (5), solid clout.
Straw anaerobic the most according to claim 1 hydrolysis and fermentation, it is characterized in that: successively generate three through protein hydrogenation degraded, biological formic acid/acetic acid synthesis, biological methane after crushed stalk and complete stage degraded step by step, simultaneously the anaerobic hydrolysis of straw and sweat can also according to actual market need to choose any one, two or three combination.
Straw anaerobic the most according to claim 1 hydrolysis and fermentation, it is characterised in that: biological hydrogen, biological formic acid, the biological product such as acetic acid, biological methane can be obtained by biological agent.
Bioenergy product the most according to claim 1 separates and utilizes with carbon dioxide recovery, it is characterized in that: system aerogenesis is after separating, imflammable gas as bioenergy product by centralized collection and utilization, conveying is back to anaerobic fermentation system by the carbon dioxide concurrently separating process capture, under methanogen effect, complete biological methane synthesis.
The good oxygen hydrolysis of the straw degree of depth the most according to claim 1 processes with colloidization, it is characterized in that: utilize special aerobic bacteria, cellulose after anaerobic fermentation carries out depth degradation, and degradation process utilizes biological special project feature to complete the solid matter conversion to adsorptive gum.
Liquid the most according to claim 1 concentrates ecological organic fertilier extract and separate, it is characterised in that: utilize mechanical wave to extract the method that combines with microwave extracting, by the colloid after fermentation at utmost with solid-state aggregate separated, it is thus achieved that liquid concentration ecological organic fertilier.
Porous media the most according to claim 1 converts, it is characterized in that: the solid small particles material after utilizing air energy puffing technique to separate carries out expanding treatment, obtain porous media material, this kind of material is based on plant cellulose, it is natural, excellent microbial colonisation place, it is possible to biological fixation in all kinds of fermentation systems, biological preservation and the place such as transport and microparticle absorption.
The dropped packaging compact technique of solid clout the most according to claim 1, it is characterized in that: the solid material collected is mixed with the gel of extraction, utilize high pressure shape technology that solid clout is processed into all kinds of degradable package, this kind of packaging material provide more safe and reliable packaging product for market, the most also provide the raw material of high-quality for realizing environmental protection life.
Integrated treatment flow process the most according to claim 1, it is characterized in that: this technology achieves the stage process of straw, more abundant multi-products is obtained with higher efficiency, simultaneity factor is capable of power self-support, biological hydrogen, bio-ethanol and biological methane that all kinds of energy resource supplies can be produced by anaerobic degradation completely are supplied, and overall flow possesses green, low energy consumption, free of contamination feature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510120262.6A CN106032541A (en) | 2015-03-19 | 2015-03-19 | Straw comprehensive utilization and energy recovery technology based on multiple biodegradation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510120262.6A CN106032541A (en) | 2015-03-19 | 2015-03-19 | Straw comprehensive utilization and energy recovery technology based on multiple biodegradation |
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| CN106032541A true CN106032541A (en) | 2016-10-19 |
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| CN201510120262.6A Pending CN106032541A (en) | 2015-03-19 | 2015-03-19 | Straw comprehensive utilization and energy recovery technology based on multiple biodegradation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108009725A (en) * | 2017-12-04 | 2018-05-08 | 上海财经大学 | Multiple-energy-source switch technology analysis method and system |
Citations (4)
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|---|---|---|---|---|
| CN1346819A (en) * | 2001-11-09 | 2002-05-01 | 现代农装科技股份有限公司 | Composite fertilizer and its preparing process and equipment |
| CN102268462A (en) * | 2011-04-25 | 2011-12-07 | 北京愿景宏能源环保科技发展有限公司 | Integrated utilization method of agricultural and pastoral waste |
| CN102173507B (en) * | 2011-01-12 | 2013-01-23 | 江苏加德绿色能源有限公司 | Method for comprehensively recycling fecal sewage of large-scale livestock and poultry farms and farmland crop straws |
| CN103205293A (en) * | 2012-01-16 | 2013-07-17 | 周鼎力 | Method for preparing combustion gas for vehicle and ship engines by kitchen garbage or/and organic waste |
-
2015
- 2015-03-19 CN CN201510120262.6A patent/CN106032541A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1346819A (en) * | 2001-11-09 | 2002-05-01 | 现代农装科技股份有限公司 | Composite fertilizer and its preparing process and equipment |
| CN102173507B (en) * | 2011-01-12 | 2013-01-23 | 江苏加德绿色能源有限公司 | Method for comprehensively recycling fecal sewage of large-scale livestock and poultry farms and farmland crop straws |
| CN102268462A (en) * | 2011-04-25 | 2011-12-07 | 北京愿景宏能源环保科技发展有限公司 | Integrated utilization method of agricultural and pastoral waste |
| CN103205293A (en) * | 2012-01-16 | 2013-07-17 | 周鼎力 | Method for preparing combustion gas for vehicle and ship engines by kitchen garbage or/and organic waste |
Non-Patent Citations (1)
| Title |
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| 段杨慧: "厌氧发酵和高温好氧堆肥工艺相结合在垃圾处理中的应用", 《科技情报开发与经济》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108009725A (en) * | 2017-12-04 | 2018-05-08 | 上海财经大学 | Multiple-energy-source switch technology analysis method and system |
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