CN100453513C - Production of organic fertilizer from corrosive organic wastes by non-fermented treatment - Google Patents
Production of organic fertilizer from corrosive organic wastes by non-fermented treatment Download PDFInfo
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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
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Abstract
The present invention relates to a method for preparing organic fertilizer by corrosive organic waste by non-fermented treatment, which belongs to an agricultural fertilizer class. The present invention is characterized in that a mixture of the sludge of a city or the faeces of human, livestock and poultry or the splanchna and the fur of animals, or the materials is used as a raw material; seeds of high temperature, dehydration, odour elimination and bacterium, disease, insect and weed killing are generated by adding acid hydrolysis agent-nitric acid or hydrochloric acid or sulfuric acid or phosphoric acid or the mixed solution of the materials; simultaneously, the raw material is degraded and is added with neutralizing agent-ammonium bicarbonate or calcium-magnesia phosphate fertilizer or magnesium oxide or calcium oxide or the mixture of the materials to carry out neutralization reaction, a ph value is adjusted, and then, a product is obtained by drying. A basic material which is used for preparing the organic fertilizer is corrosive waste which causes severe environmental contamination, and the used acid hydrolysis agent and the neutralizing agent both have low price and are easy to obtain. The present invention has the advantages of simple preparation progress, low production cost and easy operation, and the product has the characteristics of soil looseness, granular structure increase, fertility maintenance, etc., and thus, the present invention is the fertilizer having good quality producing agriculture without nuisance.
Description
Technical field
The present invention relates to does not a kind ofly have fermentation and processes the method that can rotten organic waste prepares fertilizer, belongs to the agricultural fertilizer class.
Background technology
Fertilizer is a kind of of fertilizer, the fertile category of dependent territory.Be applied to farm crop, have chessom, increase crumb structure, keep characteristics such as fertility.The present invention be take can rotten discarded object-municipal sludge or livestock and poultry manure or pluck, fur prepare organic fertilizer as base stock.
Along with increasing sharply and the production-scale expansion day by day of aquaculture of urban population, the processing of the municipal wastes of Chan Shenging, mud and a large amount of farm animal excrements has become a new problem that needs to be resolved hurrily thereupon.Because moisture height in these excretas, volume is big, disposal cost is high, some producer often just directly enters river, lake sewage is not treated, causes pollution of estuary and eutrophication, has destroyed natural ecological environment; And the residue productions such as ight soil are arbitrarily stacked, so not only the place takies greatly, also can produce a large amount of odorants and nitrate and atmosphere pollution and underground water, and the rainy day then often causes near greatly being discontented with of resident because sewage overflows.Also some producer does not add near the peasant of any processing just directly these excretas being sold and uses in the farmland as fertilizer, and regular meeting causes generation and the propagation of people, animal disease and disease and pest etc. like this.
For implementing " Law on Environmental Protection ", Water Pollution Prevention Law and the Air Pollution Prevention Law; waste water, waste residue and the stench that control municipal sludge and livestock and poultry breeding industry produce is to the pollution of environment; promote aquaculture production technique and technical progress; maintaining ecological balance, State Environmental Protection Administration and national quality supervision and inspection quarantine office united and issued " livestock and poultry breeding industry pollutant emission standard " on January 1st, 2003.When the time comes, the undressed excremental discharging of some big-and-middle-sized plants will be subjected to strict supervision and restriction.
Being rich in N, P, K, trace element and organic substance among the livestock and poultry manure, is the raw material of preparation high-quality fertilizer.Fertilizer not only can be supplied nutrient to crop, also can improve soil organic matter content, improve the soil, and is to produce pollution-free food, pollution-free food and the necessary basic material of organic foodstuff production.Along with the development of the worldwide ecological agriculture and the people day by day enhancing to Consciousness of food security, utilize fertilizer to carry out pollution-free food and organic foodstuff production has been trend of the times.Utilize the originate municipal refuse wide, that amount is concentrated greatly and livestock and poultry manure etc. to manufacture the high-quality fertilizer, not only can solve the excremental problem of outlet of plant, also can prepare fertilizer and obtain certain economic benefit, finally realize the coordinated development of animal husbandry and plant husbandry.
There are 3,100,000,000 mu of arable lands in China, the support by national agricultural policy and to the adjustment of the structure of rural undertaking, and the organic agriculture that will have in recent years (more than 1.5 hundred million mu) more than 5% occurs.Use the estimation of 200kg fertilizer by every mu, the whole nation needs 0.3 hundred million tons of organic commercial fertilizers.And current Chinese commodity fertilizer output only is 0.7% of market demand only about 1,000,000 tons.In addition, in the past agricultural planting industry, caused agricultural land soil organic matter to descend owing to use chemical fertilizer year after year, that soil texture destroys is serious, soil fertility and productivity obviously reduce, and has seriously affected the sustainable development of China's agricultural.Therefore received the concern of vast agricultural science and technology worker and governments at all levels in recent years.In order further to improve crop yield and quality, no matter be in industrial crops or the production of cereal crops, using of fertilizer will be paid attention to more.As seen, the fertilizer industrial market prospect of China is boundless.
At present, processing both at home and abroad can rotten waste be to adopt landfill, burning or the method by fermentation to prepare organic fertilizer.It is big that the method for employing landfill then exists occupied ground, can cause secondary pollution to underground water after rotting; Burn and then can produce volume of smoke and waste residue, still pollute the environment; Adopt that the treatment process of fermentation exists then that occupied ground is big, fermentation period long (30 days-180 days), destruction of organic material, deodorizing not thoroughly, drawback such as big, the environment difference of complex process, investment.In CN1077942A, CN1134925A, the disclosed method of CN1137030A, CN1137504A, the common defects of existence all is to handle by the method for fermentation.This method is by physics and action of microorganisms, thereby the treatment time is long.The present invention then is the method by chemistry, makes base stock eliminate stink from high temperature dehydration, kills disease entomogenous fungi and weed seed, and organic matter degradation etc. were all finished in 40 minutes, process rapidly, thoroughly, safety, health.
Summary of the invention
The objective of the invention is to the method with chemistry, simple technology, but a kind of chesson of preparation increases crumb structure, keeps the organic fertilizer of fertility.The way of solution task is with municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or arbitrarily two or more compounding substances be basic raw material, with a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or be mixed into the acidolysis agent by above-mentioned any two kinds or two or more arbitrarily solution, with a kind of in bicarbonate of ammonia or fused(calcium magnesium)phosphate or the magnesium oxide or by above-mentioned any two kinds or arbitrarily the mixture of two or more materials be the pH value neutralizing agent, with a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesium oxide or the talcum powder or by the amendment that is mixed into of above-mentioned any two kinds or two or more arbitrarily material, by acidolysis and acidolysis agent high temperature kill harmful bacterium worm and weed seed with basic raw material effect generation, eliminate smell substance, in the neutralizing agent and pH value, amendment conditioning material rerum natura, be drying to obtain organic fertilizer.
The present invention does not have fermentation, and to handle the method for can rotten organic waste making fertilizer as follows, with municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or arbitrarily two or more compounding substances be basic raw material, with a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or be mixed into the acidolysis agent by above-mentioned any two kinds or two or more arbitrarily solution, with a kind of in bicarbonate of ammonia or fused(calcium magnesium)phosphate or the magnesium oxide or be mixed into the pH value neutralizing agent by above-mentioned any two kinds or any two or more materials, with a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesium oxide or the talcum powder or by the amendment that is mixed into of above-mentioned any two kinds or two or more arbitrarily material, by acidolysis, eliminate smell substance, in and pH value, conditioning material rerum natura, drying makes.
Above-mentioned base stock can be a kind of in municipal sludge or livestock and poultry manure or pluck, the fur or by above-mentioned any two kinds or any two or more compounding substances, its consumption is the 20%-98% of material total amount.
Above-mentioned acidolysis agent can be a kind of in salpeter solution or hydrochloric acid solution or the phosphoric acid solution or by above-mentioned any two kinds or the arbitrarily mixing of two or more solution, its consumption is the 2%-40% of material total amount.
Above-mentioned pH value nertralizer can be a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or the arbitrarily mixing of two or more materials, its consumption is the 0.3%-40% of material total amount.
Above-mentioned conditioner can be a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or the arbitrarily mixing of two or more materials, its consumption is the 5%-30% of material total amount.
Above-mentioned drying can be drying plant oven dry or ageing natural air drying.
Treatment preparation method thereof of the present invention is compared with the traditional zymotic method has technological process simple (need not build fermentation tower and fermentation vat), small investment (saving construction cost 80%), process rapidly and (only need 5 minutes-40 minutes, the traditional zymotic method needs 30 days-180 days), easy operating (raw material is directly dropped into acidizing unit to be got final product), processing cost low (saving Zymolysis Equipment operation and labour cost), process thoroughly that (5 minutes-40 minutes can thorough kill harmful bacterium worm, weed seed), bad smell is removed thoroughly, environmental friendliness, place safety, health, not living mosquitos and flies, reach innoxious requirement, process in time (raw material is shown up and in time processed, and need not place), take up an area few (save fermentation tower or fermentation vat and base stock and stack the place), reduce labor intensity (not needing artificial turning or dress tower), this is principal character of the present invention.
Preparation method of the present invention, a kind of in municipal sludge or livestock and poultry manure or pluck, the fur of employing or by above-mentioned any two kinds or arbitrarily two or more compounding substances as base stock, add acidolysis agent acidolysis, add the neutralization of pH value nertralizer, add conditioner conditioning material rerum natura, dry getting final product.
Description of drawings
Fig. 1 is the technological process block-diagram of preparation method among the present invention.
Embodiment one
Not having fermentation processes and can prepare organic fertilizer embodiment one by rotten organic waste
1, acidolysis
Get municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or two or more 20 parts of adding acidizing units of compounding substances arbitrarily, other gets a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or by above-mentioned any two kinds or 2 parts of adding acidizing units of mixing of two or more solution arbitrarily, mix and make evenly, through 5 minutes-60 minutes, the high temperature (60 ℃-90 ℃) that system produces is with harmful bacterium worm in the material, weed seed is thoroughly killed, material is fully degraded, bad smell all decomposes elimination, moisture evaporation 40%-60% in the material, this moment, material was strongly-acid.
2, regulate pH value
Get a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or arbitrarily 0.3 part of adding acidizing unit of mixing of two or more materials neutralize, the system pH value is transferred to 6.0-8.0 (fertilizer industry standard NY 524-2002 pH value index request).
3, material conditioning
Get a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or arbitrarily 5 parts of adding acidizing units of mixing of two or more materials material is nursed one's health, make material loosening.
4, drying
To take out through the material after the conditioning, or send into drying plant, drying materials to moisture (fertilizer industry standard NY 5252002 moisture index requests) 10.0% below or extremely moisture below 10.0% by the ageing natural air drying, is packed and namely got the organic fertilizer product.
Embodiment two
Not having fermentation processes and can prepare organic fertilizer embodiment two by rotten organic waste
1, acidolysis
Get municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or two or more 98 parts of adding acidizing units of compounding substances arbitrarily, other gets a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or by above-mentioned any two kinds or 40 parts of adding acidizing units of mixing of two or more solution arbitrarily, mix and make evenly, through 5 minutes-60 minutes, the high temperature (60 ℃-90 ℃) that system produces is with harmful bacterium worm in the material, weed seed is thoroughly killed, material is fully degraded, bad smell all decomposes elimination, moisture evaporation 40%-60% in the material, this moment, material was strongly-acid.
2, regulate pH value
Get a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or arbitrarily 40 parts of adding acidizing units of mixing of two or more materials neutralize, the system pH value is transferred to 6.0-8.0 (fertilizer industry standard NY 524-2002PH value index request).
3, material conditioning
Get a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or arbitrarily 30 parts of adding acidizing units of mixing of two or more materials material is nursed one's health, make material loosening.
4, drying
To take out through the material after the conditioning, or send into drying plant, drying materials to moisture (the moisture index request of fertilizer industry standard NY 525-2002) 10.0% below or extremely moisture below 10.0% by the ageing natural air drying, is packed and namely got the organic fertilizer product.
Embodiment three
Not having fermentation processes and can prepare organic fertilizer embodiment three by rotten organic waste
1, acidolysis
Get municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or two or more 50 parts of adding acidizing units of compounding substances arbitrarily, other get a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or by above-mentioned any two kinds or arbitrarily the mixing 20 of two or more solution add acidizing units, mix and make evenly, through 5 minutes-60 minutes, the high temperature (60 ℃-90 ℃) that system produces is with harmful bacterium worm in the material, weed seed is thoroughly killed, material is fully degraded, bad smell all decomposes elimination, moisture evaporation 40%-60% in the material, this moment, material was strongly-acid.
2, regulate pH value
Get a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or arbitrarily 10 parts of adding acidizing units of mixing of two or more materials neutralize, the system pH value is transferred to 6.0-8.0 (fertilizer industry standard NY 524-2002 pH value index request).
3, material conditioning
Get a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or arbitrarily 15 parts of adding acidizing units of mixing of two or more materials material is nursed one's health, make material loosening.
4, drying
To take out through the material after the conditioning, or send into drying plant, drying materials to moisture (the moisture index request of fertilizer industry standard NY 525-2002) 10.0% below or extremely moisture below 10.0% by the ageing natural air drying, is packed and namely got the organic fertilizer product.
Embodiment four
Not having fermentation processes and can prepare organic fertilizer embodiment four by rotten organic waste
1, acidolysis
Get municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or two or more 70 parts of adding acidizing units of compounding substances arbitrarily, other gets a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or by above-mentioned any two kinds or 15 parts of adding acidizing units of mixing of two or more solution arbitrarily, mix and make evenly, through 5 minutes-60 minutes, the high temperature (60 ℃-90 ℃) that system produces is with harmful bacterium worm in the material, weed seed is thoroughly killed, material is fully degraded, bad smell all decomposes elimination, moisture evaporation 40%-60% in the material, this moment, material was strongly-acid.
2, regulate pH value
Get a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or arbitrarily 10 parts of adding acidizing units of mixing of two or more materials neutralize, the system pH value is transferred to 6.0-8.0 (fertilizer industry standard NY 524-2002PH value index request).
3, material conditioning
Get a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or arbitrarily 10 parts of adding acidizing units of mixing of two or more materials material is nursed one's health, make material loosening.
4, drying
To take out through the material after the conditioning, or send into drying plant, drying materials to moisture (the moisture index request of fertilizer industry standard NY 525-2002) 10.0% below or extremely moisture below 10.0% by the ageing natural air drying, is packed and namely got the organic fertilizer product.
Embodiment five
Not having fermentation processes and can prepare organic fertilizer embodiment five by rotten organic waste
1, acidolysis
Get municipal sludge or livestock and poultry manure or pluck, a kind of in the fur or by above-mentioned any two kinds or two or more 60 parts of adding acidizing units of compounding substances arbitrarily, other gets a kind of in salpeter solution or hydrochloric acid soln or the phosphoric acid solution or by above-mentioned any two kinds or 18 parts of adding acidizing units of mixing of two or more solution arbitrarily, mix and make evenly, through 5 minutes-60 minutes, the high temperature (60 ℃-90 ℃) that system produces is with harmful bacterium worm in the material, weed seed is thoroughly killed, material is fully degraded, bad smell all decomposes elimination, moisture evaporation 40%-60% in the material, this moment, material was strongly-acid.
2, regulate pH value
Get a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or arbitrarily 10 parts of adding acidizing units of mixing of two or more materials neutralize, the system pH value is transferred to 6.0-8.0 (fertilizer industry standard NY 524-2002PH value index request).
3, material conditioning
Get a kind of in zeolite or sepiolite or convex-concave rod powder or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or arbitrarily 12 parts of adding acidizing units of mixing of two or more materials material is nursed one's health, make material loosening.
4, drying
To take out through the material after the conditioning, or send into drying plant, drying materials to moisture (the moisture index request of fertilizer industry standard NY 525-2002) 10.0% below or extremely moisture below 10.0% by the ageing natural air drying, is packed and namely got the organic fertilizer product.
Claims (3)
1, a kind of do not have fermentation and handle the method that can rotten organic waste prepares organic fertilizer, it is characterized in that: the mixture with municipal sludge or livestock and poultry manure or pluck, fur or above-mentioned material is a basic raw material, by adding acidolysis agent acidolysis 5 minutes-60 minutes, make system temperature reach 60 ℃-90 ℃, add neutralizing agent neutralization, after the amendment conditioning, make through super-dry;
Wherein said acidolysis agent is a kind of or by the above-mentioned arbitrarily mixing of two or more solution, its consumption is the 2%-40% of material total amount in salpeter solution or hydrochloric acid soln or the phosphoric acid solution;
Said nertralizer is a kind of in carbonic hydroammonium or calcium magnesium phosphate or the magnesia or by above-mentioned any two kinds or the arbitrarily mixing of two or more materials, its consumption is the 0.3%-40% of material total amount;
Said conditioner is a kind of in zeolite or sepiolite or attapulgite or diatomite or magnesia or the talcum powder or by above-mentioned any two kinds or the arbitrarily mixing of two or more goods and materials, its consumption is the 5%-30% of material total amount.
2, the method that can rotten organic waste prepares organic fertilizer is processed in nothing according to claim 1 fermentation, it is characterized in that: said base stock is a kind of in municipal sludge or livestock and poultry manure or pluck, the fur or by above-mentioned any two kinds or any two or more compounding substances, its consumption is the 20%-98% of material total amount.
3, a kind of organic fertilizer with the described method preparation of any one among the claim 1-2.
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| CNB2005101337333A CN100453513C (en) | 2005-12-16 | 2005-12-16 | Production of organic fertilizer from corrosive organic wastes by non-fermented treatment |
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| CNB2005101337333A CN100453513C (en) | 2005-12-16 | 2005-12-16 | Production of organic fertilizer from corrosive organic wastes by non-fermented treatment |
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| CN100453513C true CN100453513C (en) | 2009-01-21 |
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| RU2449953C2 (en) * | 2007-02-16 | 2012-05-10 | Витаг Корпорейшн | Method of treating sewage sludge and producing inorganic fertiliser with high nitrogen content and rich in bioorganic substances |
| CN101368104B (en) * | 2008-08-15 | 2010-06-16 | 沈笑天 | Soil conditioner and organic fertilizer containing soil conditioner, and method of producing the same |
| CN101429066B (en) * | 2008-11-22 | 2011-04-27 | 寿光蔡伦中科肥料有限责任公司 | Method for producing fertilizer with papermaking sewage sludge |
| CN101786777B (en) * | 2010-03-19 | 2012-08-15 | 东莞市绿适环保科技有限公司 | Formula for treating domestic sludge or animal wastes and its uses |
| CN102731200B (en) * | 2012-06-11 | 2015-02-04 | 湖北大学 | Method for preparing economic crop growth-promoting agent by using protein peptide, and growth-promoting agent application method |
| PL3010871T3 (en) * | 2013-06-21 | 2022-01-10 | Elemental Digest Limited | Organic waste processing |
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| CN107602189A (en) * | 2017-10-19 | 2018-01-19 | 荆楚理工学院 | A kind of crop material composite organic-inorganic fertilizer and its production method |
| CN107522580A (en) * | 2017-10-19 | 2017-12-29 | 荆楚理工学院 | A kind of rice straw organic fertilizer and its production method |
| CN107954546A (en) * | 2017-11-24 | 2018-04-24 | 天峨县平昌生态农业有限公司 | A kind of processing method for cultivating family's poultry waster water |
| CN110042243A (en) * | 2019-03-27 | 2019-07-23 | 广东清大同科环保技术有限公司 | A method of processing head ash |
| CN110294644B (en) * | 2019-04-11 | 2022-05-31 | 乔奖峰 | Organic-inorganic compound fertilizer prepared from kitchen waste and preparation method thereof |
| CN110204378A (en) * | 2019-06-26 | 2019-09-06 | 辽宁三谷农业科技有限公司 | The method of excrement weathered coal hamlessizing technology organic fertilizer |
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| US20040025553A1 (en) * | 2002-05-28 | 2004-02-12 | Jose Cabello-Fuentes | Process for transforming sludge into NPK type granulated fertilizer |
| US20040065127A1 (en) * | 2002-10-07 | 2004-04-08 | Connell Larry V. | Method of dewatering and preparing organic waste material for conversion into fertilizers |
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| CN86103198A (en) * | 1986-05-01 | 1987-11-04 | 夏同荣 | The manufacture method of multicomponent full-functional double-effect manure |
| CN1073418A (en) * | 1991-12-21 | 1993-06-23 | 首都钢铁公司 | A kind of method that chicken manure is treated to odorless fertilizer or fodder additives |
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