CN101962303B - Device and method for recycling agricultural organic solid wastes - Google Patents
Device and method for recycling agricultural organic solid wastes Download PDFInfo
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- CN101962303B CN101962303B CN201010274346A CN201010274346A CN101962303B CN 101962303 B CN101962303 B CN 101962303B CN 201010274346 A CN201010274346 A CN 201010274346A CN 201010274346 A CN201010274346 A CN 201010274346A CN 101962303 B CN101962303 B CN 101962303B
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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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 method for recycling agricultural organic solid wastes, which comprises the following steps of: 1) performing physical pretreatment on different types of agricultural wastes in different modes to form pretreated materials to ensure that different types of agricultural wastes are easily fermented; 2) feeding the pretreated materials into a fermentation tank, and mixing a microbial DM activating agent and the pretreated materials in the process of feeding the pretreated materials into the fermentation tank; 3) turning the pretreated materials which are fed into the fermentation tank, constructing a proper environment for work and reproduction of microbes, supplying oxygen to fermented materials simultaneously and realizing the radiating function; and 4) discharging the materials subjected to the fermentation treatment in the fermentation tank.
Description
Technical field
The present invention relates to agricultural environment administers and agricultural wastes recycling field; Relate in particular to the processing and the utilization of the leaf, stem, shedding, residual plant body etc. of farmland stalk, weeds, various vegetables, cash crop, also comprise the processing and the utilization of garden waste.
Background technology
The agriculture prodn meeting produces a large amount of wastes; Like the litter in stalk, weeds, outer leaf dish leaf, orchard, shedding etc., in addition, clean vegetables is gone down town and is also made a large amount of farmlands waste stay the planting base; The fruits and vegetables growing area fly worm that is seen everywhere in the mashed leaf of various useless dishes, the septic shedding is in heaps; Useless dish, decayed fruit are moisture many, perishable smelly, all can pollute air, river and underground water; In summer, the residual body of a large amount of vegetables is the mosquitos and flies breeding ground, causes pathophoresis; Make numerous villagers endure the hardship of mosquitos and flies to the fullest extent; Become the sick worm of insect winter again and grow the place of surviving the winter, can cause next year mosquito density increase, germ mycelium to breed in a large number, thereby create conditions for the popular of disease and pest; Any stacking of vegetable shoots dish leaf also can be stopped up the irrigation passage.The mashed leaf of these useless dishes can not stay and make fertilizer in the ground because carry the germs of a disease; Some dish leaf drug residue exceeds standard seriously simultaneously, and livestock has eaten and can fall ill, even dead, and the peasant also is reluctant its feed as livestocks such as pigs; Crop straw burning can produce smog, dust and obnoxious flavour, not only cause environmental pollution also to cause the waste of resource, and crop straw burning has been the behavior that country prohibites, and this is in the condition that can't handle with regard to causing a large amount of agricultural crop straws.If the farmland waste of thousands of tons does not deal with, the corruption of giving free rein to then obviously can become big public hazards, has both influenced life of farmers quality and health, influences agriculture production environment again.
Simultaneously, since continuous for many years single use chemical fertilizer, excessive use agricultural chemicals; Made the most arable land of China barren desertification phenomenon occur; Soil organism famine, particularly fruits and vegetables growing area are because of excessive use agriculture chemical, and the soil microorganisms environment is seriously damaged; Crops quality descends; Output, quality, food safety and ecotope are come into a vicious cycle, and the target of China's agricultural high-quality, safety, Sustainable development efficiently receives great challenge, carries forward vigorously national economy, environment, resources sustainable development under the new situation in country; The science of agricultural waste is disposed and recycle, has become the extremely urgent problem of the various places government and the people.
Summary of the invention
The object of the present invention is to provide a kind of agricultural wastes recycle treatment process, dispose with the science that realizes agricultural wastes.In addition, it is a kind of simple that the present invention also provides, and the refuse processing method of low cost, high-level efficiency, energy-conserving and environment-protective has realized that not only the science of agricultural wastes is disposed, and has also realized the recycle of these wastes simultaneously.
The contriver is through the secular careful analysis of observing with scientific and precise, sum up agricultural wastes handle existing technically below several big characteristics:
(1) stalk, withered vegetable shoots, branch, leaf, weeds etc., Mierocrystalline cellulose, xylogen, wax layer are difficult for fermentation maturity;
(2) water cut such as dish leaf, outer leaf, shedding are high, and are perishable, can produce a large amount of waste liquids, are prone to cause secondary pollution;
(3) the agricultural wastes C/N ratio is improper, is difficult to satisfy fermentation condition, and must residually mix other wastes during fermentation could solve;
(4) pesticide residue of agricultural wastes can't effectively be decomposed;
(5) existing natural treatment technology long processing period, treatment capacity is little, and processing costs is high, can't large-scale promotion use.
The inventor invents out a kind of agricultural wastes recycle treatment process and system to These characteristics, one of to solve the above problems or all.
According to one embodiment of present invention, the invention provides a kind of agriculture organic solid castoff recycle treatment process, may further comprise the steps:
1) thus the physics pre-treatment that different types of agricultural wastes carry out different modes is formed pretreated material, make different types of agricultural wastes all be easy to fermentation;
2) said pretreated material is sent into fermenter; Said pretreated material is sent in the process of fermenter mikrobe DM activator and said pretreated material mixed to be incorporated in 24-48 hour and is heated up; Temperature is reached between the 50-75 degree, convert the moisture in the said waste to water vapour and distribute;
3) the said pretreated material of sending in the said fermenter is carried out turning, build adapt circumstance, be the fermented product oxygen supply simultaneously, and realize heat sinking function for work and the breeding of mikrobe;
4) in said fermenter the material after the fermentative processing reach organic more than or equal to 50% and moisture after 20%, carry out discharging.
According to another preferred embodiment; The physics pre-treatment that different types of agricultural wastes are carried out different modes in the said step 1) comprises: rub silk, grind stranding, pulverizing, broken function; The fibrous texture of the agricultural wastes with multifilament is destroyed; Moisture in the juicy agricultural wastes is not extruded, the size decreases of bulk agricultural wastes.
According to another preferred embodiment, the size decreases to 2 of bulk agricultural wastes centimetre or following wherein.
According to another preferred embodiment, the physics pre-treatment that different types of agricultural wastes are carried out different modes in the step 1) comprises: the agricultural wastes that moisture content is low add water.
According to another preferred embodiment, the physics pre-treatment that different types of agricultural wastes are carried out different modes in the step 1) comprises: the raw material that moisture content is high adopts the method for cutting, and avoids raw material moisture to be extruded.
According to another preferred embodiment, do not destroy the passing through property of dredging of said material in the turning process.
According to another preferred embodiment, in said discharging process, simultaneously the material after the said fermentative processing is carried out fragmentation, grinds silk, destroy its wax layer and Mierocrystalline cellulose.
According to another preferred embodiment, install plant deodorant liquid shower nozzle additional in the upper end of said fermenter, spray deodorant liquid in said turning process discontinuous.
According to one embodiment of present invention, the invention provides a kind of agriculture organic solid castoff recycle treatment unit: it is characterized in that comprising: pre-processing device, fermenter, mikrobe DM activator, turning equipment, discharging equipment;
Thereby wherein said pre-processing device forms pretreated material to the physics pre-treatment that different types of agricultural wastes carry out different modes, makes different types of agricultural wastes all be easy to fermentation;
The said fermenter pretreated material of said process that is used to ferment, and said pretreated material sent in the process of fermenter said mikrobe DM activator is mixed with said pretreated material;
Said turning equipment is used for the said pretreated material of sending into said fermenter is carried out turning, builds adapt circumstance for work and the breeding of mikrobe, is the fermented product oxygen supply simultaneously, and realizes heat sinking function;
Said discharging equipment be used for material after said fermenter fermentative processing reach organic more than or equal to 50% and moisture after 20%, carry out discharging.
According to another preferred embodiment, install plant deodorant liquid shower nozzle additional in said fermenter upper end, the deodorizing shower nozzle intermittently sprays deodorant liquid during the turning equipment work, and the material of discharging equipment ejection is delivered to the storeroom of sealing.
Description of drawings
Accompanying drawing 1 is the entire treatment process flow sheet of one embodiment of the invention.
Embodiment
Agricultural wastes such as straw are concentrated to be transported to agricultural wastes comprehensive treating process factory; Carry out different types of physics pre-treatment for different types of agricultural wastes; The plant residue of moisture big 70% is directly sent in the specific equipment and is handled, and moisture is lower than 40% plant residue to be handled through water spray and preset 2-3 hour.
Operator send raw material into preprocessor, become the material that is prone to fermentation maturity, make material become thread (diameter is preferably less than 0.5 millimeter) or sheet (thickness is preferably less than 2 centimetres) or block (diameter is preferably less than 2 centimetres).
In the process that the material after the pre-treatment is sent to fermenter, material and mikrobe DM activator are carried out thorough mixing, preferentially the ratio according to 1: 3000 (weight ratio) adds mikrobe DM activator; And in 24-48 hour, heat up, temperature is reached between the 50-75 degree, convert the moisture in the said waste to water vapour and distribute.
Material fermented product temperature in fermenter can progressively raise; Use turning equipment to stir once in every interval 12-24 hour; Simultaneously, turning equipment moves the material in the fermenter every day to outlet, for adapt circumstance is built in work and the breeding of mikrobe; Be the fermented product oxygen supply simultaneously, and realize heat radiation and drain function;
The turning process makes temperature of charge reduce, and moisture distributes, and heats up again, and turning again repeats above-mentioned working process, and temperature is spent to conversion 75 degree from 30;
Install plant deodorant liquid shower nozzle additional in the fermenter upper end, the deodorizing shower nozzle intermittently sprays deodorant liquid during the turning equipment work.
The material 10-14 days fermentation maturity of Duo Shui, few fiber finishes, and turning equipment and discharging equipment cooperate discharging, and discharging equipment is preferably pulverized material in the discharging process, and the material that discharging equipment sprays is at a high speed preferably delivered to the storeroom of sealing.
Multifilament, 14-21 days fermentation maturities of many xylogen material finish, and turning equipment and discharging equipment cooperate discharging, and discharging equipment is preferably pulverized material in the discharging process, and the material that discharging equipment sprays is at a high speed preferably delivered to the storeroom of sealing.
Deodoration system is in the work of stack turner on period, and 20 seconds deodorant liquids of preferred spray in every separated 2-10 minute are removed stink, preferably make the foul smell index meet the national secondary standard air;
The discharge end material moisture reduces, and is prone to produce dust during the discharging of discharging equipment high speed, and the storeroom of fly-ash separator and sealing is combined together, and saving space and investment have also reduced running cost, reach dust removing effects, and dust discharge satisfies national standard.
Product organic matter after the fermentative processing is greater than 50%; Moisture is less than 20%; Soil useful microbe content is greater than 200,000,000/gram, and noxious pollutant satisfies fertilizer NY525-2002 standard, can realize functions such as soil improvement, soil organisms are repaired, increase soil fertility through specific prescription.The processing cycle looks the season difference and foreshortens to 10-21 days by the 2-3 of spontaneous fermentation fully.
Mikrobe DM activator wherein is the living microorganism goods that exist with the spore state, is made up of useful microbes such as phosphorus decomposing, potassium decomposing, fixed nitrogen and physiologically active substance.These mikrobes are mutually beneficial public to each other to be given birth to or alternate is held altogether, and function has variety, and effect is remarkable unusually, respond well aspect the harmful element compound in the degraded organic waste.Simultaneously, contained physiologically active substance produces very strong activation to plant, soil and DM flora itself.
The entire treatment technical process can simply be illustrated by accompanying drawing 1, and wherein 1 representes turning equipment, 2 expression pre-treatment, and pre-treatment comprises conditioning material moisture and material handling shape; 3 expression fermenters, in the oxygen supply of ventilating of fermenter domestic demand, heat radiation draining and transport three programs of material; 4 expression discharging equipment need to pulverize fragmentation, three steps of dedusting and discharging in this discharging equipment; 5 expression automatic control systems, 6 expression deodorizing shower nozzles, 7 expressions add fermenting agent.
Pre-treatment by automatic controlling system, fermenter, discharging equipment; Turning equipment and deodorizing shower nozzle, the pre-treatment of agriculture organic solid castoff includes the orderliness material moisture, the material handling shape; Also just different types of material is carried out different types of physics pre-treatment, in the process that the material after the pre-treatment is sent to fermenter, add fermenting agent, this comprises mikrobe DM activator; Turning equipment carries out turning for the material in the fermenter under the control of automatic control system, and simultaneously material is moved to outlet, realizes the ventilation oxygen supply simultaneously; Heat sinking function, itself has drain function fermenter.Simultaneously, in fermenter upper end the deodorizing shower nozzle is installed, under the control of automatic control system, is used for material is sprayed deodorant liquid, the material that fermentation is accomplished is through the discharging of discharging equipment, pulverizes simultaneously in the process of discharging, function such as dedusting.
The description of top specific embodiment is a kind of optimal way not as to qualification of the present invention, and those skilled in the art comprise within the scope of the invention in the improvement of not paying performing creative labour and being carried out on this basis.
Claims (1)
1. agriculture organic solid castoff recycle treatment process with multifilament is characterized in that may further comprise the steps:
1) thus the physics pre-treatment that different types of agricultural wastes with multifilament are carried out different modes forms pretreated material, make different types of agricultural wastes all be easy to the fermentation; The physics pre-treatment comprises: rub silk, grind stranding, pulverizing, broken function; The fibrous texture of the agricultural wastes with multifilament is destroyed; The high raw material of moisture content adopts and grinds the method for cutting, and avoids raw material moisture to be extruded, the size decreases to 2 of bulk agricultural wastes centimetre or following;
2) said pretreated material is sent into fermenter; Said pretreated material is sent in the process of fermenter mikrobe DM activator is mixed according to 1: 3000 weight ratio with said pretreated material; And in 24-48 hour, heat up, temperature is reached between the 50-75 degree;
3) the said pretreated material of sending in the said fermenter is carried out turning; Stirred once in every interval 12-24 hour; The equipment of turning simultaneously moves the material in the fermenter every day to outlet; Build adapt circumstance for work and the breeding of mikrobe, be the fermented product oxygen supply simultaneously, and realize heat radiation and drain function;
4) multifilament, 14-21 days fermentation maturities of many xylogen material finish; Material in said fermenter after the fermentative processing reach organic more than or equal to 50% and moisture smaller or equal to discharging after 20%; In said discharging process, simultaneously the material after the said fermentative processing is carried out fragmentation, grinds silk; Destroy its wax layer and Mierocrystalline cellulose, install plant deodorant liquid shower nozzle in the upper end of said fermenter additional, every on said turning process discontinuous ground at a distance from 20 seconds deodorant liquids of spray in 2-10 minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010274346A CN101962303B (en) | 2010-09-07 | 2010-09-07 | Device and method for recycling agricultural organic solid wastes |
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| CN201010274346A CN101962303B (en) | 2010-09-07 | 2010-09-07 | Device and method for recycling agricultural organic solid wastes |
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| CN101962303A CN101962303A (en) | 2011-02-02 |
| CN101962303B true CN101962303B (en) | 2012-10-03 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102617206A (en) * | 2012-03-29 | 2012-08-01 | 新兴县恒丰肥业有限公司 | Setting method for organic fertilizer production workshops and production method for organic fertilizer |
| CN102951939B (en) * | 2012-11-02 | 2015-04-15 | 郭汉华 | Rapid harmless plant organic residue treatment and fertilizer utilization process and equipment thereof |
| CN104150990B (en) * | 2014-08-20 | 2016-08-17 | 湖南湘植园林科技有限公司 | A kind of preparation method of plant substrates |
| CN104513833A (en) * | 2014-10-16 | 2015-04-15 | 上海锦泰新能源环保股份有限公司 | Ecological circular treatment utilization process for agricultural organic solid waste |
| CN107746295A (en) * | 2017-11-15 | 2018-03-02 | 阳光盛景（北京）生态科技股份有限公司 | A kind of method of small-sized wire kneading machine device and aerated fermentation room processing farmland discarded object |
| CN110746212B (en) * | 2019-10-25 | 2022-01-28 | 沈阳农业大学 | Straw micro-storage fertilizer production line |
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| CN2440041Y (en) * | 2000-07-26 | 2001-07-25 | 崔宗均 | Complete equipment for producing composite organic fertilizer |
| CN1493550A (en) * | 2003-08-26 | 2004-05-05 | 洁 谷 | Method of producing bioorganic fertilizer using agricultural waste material |
| CN101333123A (en) * | 2007-10-12 | 2008-12-31 | 东莞市圣茵生物有机肥有限公司 | Process for reclaiming city domestic sludge |
| CN101337838A (en) * | 2008-08-11 | 2009-01-07 | 鄂尔多斯市东胜区传祥垃圾处理有限责任公司 | Combined anaerobic fermentation process for organic solid wastes |
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Effective date of registration: 20120813 Address after: 101118 Beijing City, Tongzhou District Song Town North Temple Zhuang village 2000 meters to the Northwest Applicant after: Beijing Sunshine Spectacle Ecological Sci&Tech Co., Ltd. Address before: 101100 Beijing city Tongzhou District double jetty village Songzhuang town of Beijing Valley Runke Agricultural Technology Co. Ltd. Applicant before: Sun Jiang Applicant before: Zhang Weimin |
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Address after: 101118 Beijing City, Tongzhou District Song Town North Temple Zhuang village 2000 meters to the Northwest Patentee after: Sunshine spectacular (Beijing) ecological Polytron Technologies Inc Address before: 101118 Beijing City, Tongzhou District Song Town North Temple Zhuang village 2000 meters to the Northwest Patentee before: Beijing Sunshine Spectacle Ecological Sci&Tech Co., Ltd. |