CN102351589A - Bio-organic fertilizer produced by use of municipal sludge and production method thereof - Google Patents
Bio-organic fertilizer produced by use of municipal sludge and production method thereof Download PDFInfo
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Abstract
The invention relates to a bio-organic fertilizer produced by the use of municipal sludge and a production method thereof. The production method is characterized by comprising the following steps of: using municipal sludge, a quicklime powder, ferrous sulphate, magnesium sulfate, corn straw, a rapid fermentative strain inoculant for bio-organic fertilizers, a decomposing agent for organic materials, lysine, rice bran dry cake, bone meal, ammonium nitrate, monoammonium phosphate, potassium sulfate, triacontanol, compound sodium nitrophenolate, an organic activator and the like as raw materials, uniformly mixing by a twin-shaft paddle mixer, preparing a powder or particles, and packaging to prepare the municipal sludge bio-organic fertilizer product. The product has complete nutrient components, and contains nitrogen, phosphor, potassium and a plurality of trace elements as well as various nutrients such as organic acid which help the growth of crops. The production method has no pollution, requires low cost, has good benefits, and is used to solve the secondary pollution of municipal sludge, protect the environment and save lands. .
Description
Technical field
The present invention relates to a kind of bio-organic fertilizer of producing with municipal sludge; Specifically it is with municipal sludge; After adopting mechanical dehydration; The powder and maize straw, rice bran oil cake and the bone meal that carry out after thermophilic fermentation, disinfection, drying, pulverizing, the screening are the bio-organic fertilizer of main material production, belong to the waste treatment field.
The invention still further relates to the method for manufacture of this municipal sludge bio-organic fertilizer.
Background technology
Municipal sludge is the sanitary sewage that produces in daily life such as city resident, office, school, unit and the combined sewage that produces when rainy; Be discharged into the sewage of sewage work through city planting ductwork, the floating foam residue of mixing that adopts sedimentable matter that physics or chemical process carry out producing in the treating processes to sewage and sewage surface to drift out by sewage work.Municipal sludge is the solid part in the sewage, on the composition is being the very high a kind of semi-solid waste of a kind of boundary water ratio between inorganics and organism.A B-grade sewage treatment plant, the sludge quantity of generation accounts for 0.005%～0.008% of the total amount of disposing of sewage.Fast development along with China's economic society; Urban population sustainable growth and urbanization rate progressively improve; The demand of city central water supply amount increases year by year, and the quantity discharged of sanitary sewage progressively rises, and the sludge quantity that after sewage work handles, produces also increases sharply.According to Chinese network of rivers data presentation about sludge treatment disposal market report in 2010,2009, China's town sewage treatment capacity reached 28,000,000,000 tons, and the mud generation is 2,005 ten thousand tons, will reach 2,300 ten thousand tons in 2010.And according to conservative estimation, during 12, along with sewage work is large quantities of puts into operation building, urban wastewater treatment firm mud generation will reach average annual growth by 15%, and the contracts amount of mud will break through 46,000,000 tons, and a day generation will be above 12.6 ten thousand tons.Since the UNFCCC (United Nations Framework Convention on Climate Change) Kyoto Protocol in 1997 is signed; With carbonic acid gas and methane is that the greenhouse gas emission of representative becomes the important evidence that various countries carry out the industry technology innovation; China every year, the carbon emission amount of solid waste disposal disposal systems such as mud also was an important content in the greenhouse gas emission inventory that United Nations submits to.If sludge treatment is not disposed in China, the effect of energy-saving and emission-reduction will be beaten the discount of half, and nearly 50% COD transfers in the environment with another kind of form.The mud in the whole nation nearly 80% does not obtain stabilization at present, harmless treatment is disposed; The overwhelming majority is still and is sent to city refuse landfill and carries out simple landfill; The wet mud of 1 ton of water ratio 80% of every landfill will produce the total release of 0.5 ton of carbonic acid gas; And to a large amount of methane of environmental emission; Its Greenhouse effect are tens of times of carbonic acid gas; Therefore, secondary pollution is serious.The composition more complicated of municipal sludge; Water ratio is high, and intractability is big, the mud of a large amount of accumulation; Not only will take a large amount of soils, and objectionable constituent wherein such as heavy metal, pathogenic bacteria, parasitic ovum, organic pollutant and foul smell will become a harm greatly that influences urban environmental hygiene.Heavy metal particularly, if unprocessed direct landfill, will contaminated soil and underground water source, be easy to generate new secondary pollution, environment is caused serious harm.Long-term landfill need take a large amount of land resources; How properly scientifically municipal sludge to be carried out treatment and disposal; Make it reach minimizing, stabilization, innoxious and resource utilization; Become the concern of China and even whole world environment circle, how to have accomplished really on the basis of preserving the ecological environment that energy-saving and emission-reduction are current important problems.
Summary of the invention
The object of the invention provides a kind of bio-organic fertilizer that uses municipal sludge, maize straw, rice bran oil cake and bone meal as main material production for the problem that solves above-mentioned existence just; Thereby solved the pollution that municipal sludge produces environment; Also solved the resource recycling of municipal sludge; Turn waste into wealth; Change evil and be benefit, realized that the resource benign cycle of waste utilizes.
The present invention also provides the method for manufacture of this bio-organic fertilizer.
The objective of the invention is to realize through following technical proposal;
A kind of bio-organic fertilizer of producing with municipal sludge, it is processed by the following weight proportion raw material:
Described municipal sludge is the floating foam residue that the combined sewage that produces by the sanitary sewage of city planting ductwork discharging with when rainy that city resident, office, school, unit etc. produce the in daily life throw out that carries out producing in the treating processes and sewage surface drift out, through the mud of water ratio 45～65% behind the mechanical dehydration;
A kind of waste that described maize straw produces when being reaping corn through processing particle diameter after the pulverizing, thermophilic fermentation, deodorizing, sterilization decompositions, drying, abrasive dust, screening is-powder of 0.18mm;
Described rice bran oil cake is that paddy carries out steam-heated cal(l)andria through a kind of rice bran of separating in the mechanical processing process; The byproduct that produces in the grease process that adopts the mechanical expression method to extract is through processing the powder of particle diameter for-0.18mm after thermophilic fermentation, drying, abrasive dust, the screening;
Described bone meal powder is the various animal bones in diet meat processing process, separated of dining rooms such as each large-scale hotel, office, school, enterprise, unit and the assorted bone of animal from kitchen castoff, separated, through processing the powder of particle diameter for-0.18mm after high-temperature sterilization, drying, pulverizing, abrasive dust, the screening.
A kind of method of manufacture of the bio-organic fertilizer of producing with municipal sludge, it is undertaken by following step:
Get the municipal sludge of the water ratio 45～65% of 60～70 weight parts; The unslaked lime powder of 13～20 weight parts; The ferrous sulfate of 5～8 weight parts; Sal epsom mixing the carrying out deodorizing of 10～15 weight parts; Disinfection; Dry; Pulverize the maize straw powder of back and 15～25 weight parts; 0.2 the biological organic fertilizer quick fermentation bacterial classification microbial inoculum of～0.6 weight part; 0.2 the organic material composting agent of～0.6 weight part; 0.1 the Methionin of～0.3 weight part; After the rice bran oil cake powder of 15～25 weight parts etc. mixes; Be employed in fermentation vat or mechanical container and dynamically carry out thermophilic fermentation; Leavening temperature is 60 ℃～80 ℃; Mud grog after fermentation; Carry out drying again; Process the mixed powder of particle diameter after the screening for-0.18mm; Again with the bone meal of mixed powder and 12-18 weight part; The ammonium nitrate of 3～6 weight parts; The monoammonium phosphate of 6～8 weight parts; The vitriolate of tartar of 3～6 weight parts; 0.01 the triacontanol price quote of～0.03 weight part; 0.01 the sodium nitrophenolate of～0.03 weight part; 0.2 the raw materials such as organic activator of～0.6 weight part; Mix through stirrer, process the bio-organic fertilizer product after processing biological organic fertilizer powder product or processing the particle oven dry of 3～5mm through tablets press.
Described its powder particle diameter of unslaked lime powder is-powder of 0.18mm.
It is the main raw material of bio-organic fertilizer that the present invention adopts municipal sludge, maize straw, rice bran oil cake and bone meal; Be that nutrient substance mainly comprises nitrogen, phosphorus, potassium three elements because municipal sludge itself contains nutrient for plants, protein, fat and soil ulmin etc. through behind the thermophilic fermentation.Nitrogen can promote the growth of plant stem-leaf; Phosphorus can excite the breeding of plant root, accelerates maturing and the resistivity of increase plant to disease and pest; Potassium can promote the growth vigor of plant, is to grow wooden limb, pulp, constitutes chlorophyllous important component.Mud also contains other required various trace elements of plant-growth; Be applicable to the growth of various crops; Analytical test after deliberation wherein contains total nitrogen content and is 2.88%, full phosphorus amount is 1.96%, full potassium amount is 0.586%, organic matter is 48.6% and trace elements such as copper, zinc, calcium, magnesium, iron.Nitrogen is proteinic element, the formation of involved in plant body inner chlorophyll, thus improve photosynthetic intensity, to increase the intravital carbohydrate of plant, can improve output.Phosphorus is the important component of plant nucleolus, and it is suitable for the differentiation and development of cell fission and each organ-tissue of plant, the important effect of particularly blossoming and bearing fruit, and it is the indispensable a kind of element of physiological metabolism activity in the plant materials.Phosphorus all has good effect to disease resistance, winter resistance and the drought-resistant ability that improves plant.Potassium can quicken the assimilation process of plant to carbonic acid gas, can promote the conversion of carbohydrate, proteinic synthetic and cell fission.Potassium can improve photosynthetic intensity, and the potassium element is in liberal supply in the soil, and sugar, starch, Mierocrystalline cellulose and the fat etc. that form in the plant materials are more, and not only output is high, and the quality of product is good.Through producing soil ulmin behind the microbiological degradation, can promote the formation of soil aggregate after these nutritive elements are manured into soil, strengthen the soil water-reataining fertilizer-keeping ability, can improve and fertilizing soil, be fit to the growth of various crops.
A kind of waste that produces when maize straw is reaping corn, be vegetative period through photosynthetic product, its main component is Mierocrystalline cellulose, hemicellulose, xylogen, protein and glucide.Materials such as the Mierocrystalline cellulose in the stalk, protein and carbohydrate by fermentation, decomposition, decomposition and inversion be organic, is the main nutrition essence source of plant, can prevent and treat the soil erosion, increases water-permeable and improve water utilization.
The rice bran oil cake is a kind of byproduct that produces in the paddy course of processing.The main component of rice bran is carbohydrate, fat, protein and several mineral materials and VITAMIN.Wherein contain protein 14.5%, fat 20.5%, food fibre 29%, and contain nutritive substances such as abundant vitamin A, vitamins B, vitamin-E, amino acid and nicotinic acid.Also contain mineral substance such as potassium, sodium, magnesium, calcium, iron, manganese, zinc, phosphorus.Rice bran has very high nutritive value, helps the growth of farm crop.
Bone meal is the various animal bones in diet meat processing process, separated of dining rooms such as each large-scale hotel, office, school, enterprise, unit and the assorted bone of animal from kitchen castoff, separated, through high-temperature sterilization, driedly make an uproar, process after the pulverizing, abrasive dust, screening.Its gross protein value is 35～55%, and ash oontent is 23～40%, and lipid content is 9～18%; And contain various indispensable amino acids; Particularly amino acid, methionine(Met) and the tryptophane of plant-growth shortage are more, and ash oontent is high, have the insufficient advantage of other fertilizer calcium phosphorus of replenishing.And contain multivitamin and somatomedin, and can promote plant to improve the utilization ratio of nutritive substance, the toxicity of mineral substance is offset in stimulating growth and breeding, is that other fertilizer material nutritive substance is irreplaceable.Wherein contain higher nitrogen, phosphorus, potassium and multiple micronutrient element, become thoroughly decomposed easily, decompose soon in being manured into soil, be convenient to crop and absorb.
Selecting the organic material composting agent for use is the fermentation maturity agent of municipal sludge; Being the high-tech product that the common research and development of expert of years'experiences are arranged by microbial fertilizer expert of the Chinese Academy of Agricultural Sciences and A Musi company, is to be specifically designed to a kind of high-performance bio starter of producing high-quality fertilizer and biological organic fertilizer.Because of it includes multiple bacterium, fungi, actinomycetes and yeast etc. with specific function; These bacterium also are combined with each other through special technology fermentation, and antagonism not is collaborative each other mutually; So be again a kind of composite biological agent, the microorganism live body preparation that its ability accelerate sludge organic waste decomposes, becomes thoroughly decomposed.Under low temperature or hot conditions, all can start fermenting process fast, shorten significantly and become thoroughly decomposed the time, have the plant growth of promotion, characteristics such as disease-resistant and nontoxic, nuisanceless.Be suitable for the fermentation of mud organic waste.Can both buy throughout the country, main component is: genus bacillus, low thermophilic actinomycete, yeast, milk-acid bacteria, plant growth-promoting bacteria etc.Under 0 ℃ of low temperature or high temperature, all can start intensification fast, the use of can becoming thoroughly decomposed throughout the year has characteristics such as the time of becoming thoroughly decomposed weak point.Effectively kill disease worm's ovum, weed seed, dehydration, deodorizing, ability release portion available nutrient produces the multiple materials that promote plant-growth such as a large amount of amino acid, organic acid, VITAMIN, polysaccharide, enzyme, plant hormone in digest process.Increased the plant growth-promoting microbial inoculum, can promote crop root to grow, robust growth strengthens resistance, reduces disease and pest and takes place, and improves product quality, and is nontoxic, nuisanceless.
Selecting biological organic fertilizer quick fermentation bacterial classification microbial inoculum for use is the commercially available prod, and for sky sun board, as the fast fermentation agent of municipal sludge, it is a kind of ability quick fermentation, corruption, ripe activation microbial inoculum.Be universal domestic production, wherein contain the multiple microorganism such as photosynthetic bacterium, fixed nitrogen sporeformer, Pseudomonas fluorescens, P and K decomposing bacterium, colloid bacillus, subtilis, lactobacillus, yeast, high temperature resistant actinomycetes of multiple specific function.This microbial inoculum is through mixed fermentation and be combined with each other, and antagonism not can be worked in coordination with each other mutually, is a kind of compound microorganism ferments bacterial classification.Living bacteria count is stable to surpass 1,000,000,000/gram, reach as high as 2,000,000,000/more than the gram.Powerful, join in the municipal sludge organic materials, can be about 15 ℃ of normal temperature, intensification rapidly, deodorization, dehydration are become thoroughly decomposed about 7 days fully.Complete function, effective; Not only the municipal sludge material there is the powerful effect of becoming thoroughly decomposed; And also breed a large amount of function bacteriums during the fermentation and produce multiple special efficacy meta-bolites, like hormone, microbiotic etc., nutrient becomes available state and quick-acting attitude by invalid attitude and slow attitude; Make municipal sludge through humify; Produce a large amount of humic acid after the fermentative processing; And contain the functional substance that various plants growth hormone, amino acid, enzyme, antibiotics etc. can promote plant health growth; Thereby stimulation crop growth; Improve crop disease-resistant, drought resisting, cold tolerance; After the function bacterium gets into soil, but fixed nitrogen, phosphorus decomposing, potassium decomposing, increase soil nutrient, the structure of improving the soil, the fertilizer efficiency utilization ratio that improves.Make municipal sludge ability quick composting and eliminate peculiar smell, the municipal sludge after fermentative processing is made bio-organic fertilizer, and nutrient is comprehensive; And contain multiple biologically active substance; Can obviously improve quality of agricultural product, thereby reach the purpose that increases production and improves productivity, promote the municipal sludge value-added content of product.
Methionin is a kind of L lysine HCL of synthetic.Being a kind of basic aminoacids, also is a kind of proteinic nutrition-fortifying agent, white crystals, and soluble in water, fusing point is 263～264 ℃.Has vital role for protein.Add in the organic fertilizer that other amino acid just can be fully used, strengthen the speed of growth of proteinic utilization ratio and farm crop.
Organic activator is the product that Pingxiang City moral prestige novel material company limited produces; This product; Be through intermolecular magnetism; Strengthened the effect of soil and water, air, fertilizer; On biological property, chemical property, physicals, change soil, water, fertile three's relation by promoting agent, improved the efficient of fertilizer.Wherein contain natural organic colloid, plant protein enzyme, three kinds of main raw materials of activator, also contain nitrogen, phosphorus, potassium, calcium, magnesium, sulphur six key elements, various trace elements such as iron, zinc, copper, boron, molybdenum.Can improve the soil and the g and D of crop; Promote plant-physiology balancing; Leaf area is increased under photosynthesis, impel crop precocious, alleviate crop pest, increase the storage tolerance of product.Activator has two kinds of import and domestic productions.
Utilize triacontanol price quote to be the flower-promoting and fruit protecting agent, it has hestening rooting, germinates, blooms, cauline leaf growth and precocious effect, can improve chlorophyll content, strengthen different physiological roles such as photosynthesis.In earlier stage use in plant growth, can improve percentage of germination, improve seedling quality, increase effective tillering.Use in the growth intermediary and later stages, can increase number of flowers, percentage of fertile fruit and thousand seed weight.Be applicable to various crop and laminaria cultures such as paddy rice, corn, Chinese sorghum, cotton, soybean, tobacco, beet, sugarcane, peanut, vegetables, fruit tree, flowers.This product have two kinds of domestic and importeds in various places the chemical industry commercial city on sale.
Because containing nitrogen, phosphorus key element and organic element formation part easily in the digestion process process in the municipal sludge decomposes; Produce labile factor; It is supplement that the present invention adopts ammonium nitrate, monoammonium phosphate, vitriolate of tartar; Make the nutrient composition content stabilised quality of nitrogen, phosphorus, potassium and trace element of this sludge organism fertilizer material secure; Nitrogen phosphorus potassium three elements are in liberal supply, can satisfy the needs of plant-growth.Make the materials such as sugar, starch, Mierocrystalline cellulose and fat that form in the plant materials more, not only output is high, and the quality of product is good.Through producing soil ulmin behind the microbiological degradation, can promote the formation of soil aggregate after these nutritive elements are manured into soil, strengthen the soil water-reataining fertilizer-keeping ability, can improve and fertilizing soil, be fit to the growth of various crops.
The present invention carries out utilizing in the treating processes calcium lime powder sterilization that carries out disinfection to municipal sludge, uses ferrous sulfate to be reductive agent, and sal epsom is the ferrous iron retention agent, and municipal sludge can fully be decomposed, and reaches the germ-resistant purpose of rapid deodorization and disinfection.
The method of manufacture of municipal sludge bio-organic fertilizer of the present invention; Municipal sludge after will dewatering in proportion; Calcium lime powder; Ferrous sulfate; Sal epsom mixing carrying out deodorizing; Disinfection; Dry; Pulverize back and maize straw powder; Biological organic fertilizer quick fermentation bacterial classification microbial inoculum; The organic material composting agent; Methionin and rice bran oil cake powder mix; Be employed in fermentation vat or mechanical container and dynamically carry out thermophilic fermentation; Leavening temperature is 60 ℃～80 ℃; Sludge water content is controlled at 45%～65%; Hold the agglomerating no water droplet of material in hand; The openhanded material of opening promptly looses; Mud grog after fermentation carries out drying again; Process the mixed powder of particle diameter after the screening for-0.18mm.Again with raw materials such as bone meal, ammonium nitrate, monoammonium phosphate, vitriolate of tartar, the agent of triacontanol price quote flower-promoting and fruit protecting, sodium nitrophenolate plant growth agent, organic activators; Adopt double-shaft paddle mixing and blending machine mixing stirring; Make material in body, be subjected to mechanical effect and produce comprehensive compound cycle; Carry out at extensively staggered no dead angle, thereby reach the purpose of even diffusive mixing fertilizer.Again the powder that mixes is transported to special-purpose storing silo, processes biological organic fertilizer powder product after adopting full-automatic electronic computation weigh wrapping machine system to pack or powder packed through the particle oven dry back that tablets press is processed 3～5mm and process the bio-organic fertilizer product.Thereby solved municipal sludge and handled difficult problem, realized the resource utilization recycle of municipal sludge, to reduce pollution to physical environment.
Municipal sludge bio-organic fertilizer according to technology production of the present invention; Through the relevant quality testing department check of national regulation, each item technical indicator all reaches industry standard NY 884-2004 of the People's Republic of China (PRC) " biological organic fertilizer " and NY525-2002 " organic fertilizer " standard-required.
Detected result is following through the product quality inspection center of the Institute of Analysis of Guangdong Prov. Inst. of Ecological Environment & Soil Science and the Shenzhen institute of agricultural sciences:
The municipal sludge bio-organic fertilizer detects: according to agricultural industry criteria NY884-2004 of the People's Republic of China (PRC) " biological organic fertilizer " and NY525-2002 " organic fertilizer " standard:
Name of product: municipal sludge bio-organic fertilizer
Detected result:
A) total nitrogen content is: 3.35%; B) content of tatal phosphorus is: 2.56%;
C) full potassium content is: 0.68%; D) organic content 48.6%;
E) moisture content: 13.8%; F) pH 6.5;
G) Cu (copper) content is: 628mg/kg;
H) Zn (zinc) content is: 1001mg/kg;
I) living bacteria count (cfu) is: 0.35 hundred million/g;
J) the excrement colibacillus group number is: 86/g (mL);
K) induced worm egg death rate is: 98%;
Owing to take technique scheme technology of the present invention to have following advantage and effect:
A) municipal sludge bio-organic fertilizer of the present invention; Be to be main raw material with municipal sludge, maize straw, rice bran oil cake and bone meal; Through biological organic fertilizer quick fermentation bacterial classification microbial inoculum and organic material composting agent fermentation and add other trace elements; Be the complex biological fertilizer that a kind of multielement is formed; Wherein contain various plant nutrients, organic matter discharges nitrogen, phosphorus, potassium and various nutrients such as other trace elements and organic acid and can be made for the thing growth needs in decomposition course;
B) can promote the activity of microorganism in the soil, the required nutritive substance of microorganism in the soil directly or indirectly from organic substance, uses this bio-organic fertilizer in soil, can promote the vigorous activity of beneficial microorganism, helps crop growth;
C) can improve the soil, the degradation production of organic matter and soil particle bond together and form granule, and these help to keep loosing soil, and more effectively water conservation is fertile with the guarantor, the leaching loss of nutrient in the minimizing soil;
D) play the effect that activates phosphorus, the phosphorus compound in the soil generally is difficult for being quick-acting attitudes and is made for the thing absorption, and the phosphorus of the soil organism or humic mass-energy and insoluble is reacted, and quickens the dissolving of phosphorus, increases crop absorbing phosphorus.Through constantly adding this biological organic matter fertilizer to soil, just continuous fertilizing soil makes plant growth luxuriant, increase output;
E) solve the difficult problem of the secondary environmental pollution that municipal sludge brings urban environmental hygiene, protected environment; Meet the relevant regulations of No. 461 file of National Development and Reform Committee 2011 about further reinforcement sludge treatment disposal and comprehensive utilization of resources.
F) production technology is simple, and three-waste free discharge meets national recycling economy and energy-saving and emission-reduction protection environment requirement spirit, and small investment, instant effect, cost are low, profitable, are fit to the factories that do at different levels.
Embodiment
Embodiment 1
The floating foam residue that throw out that the sewage by city planting ductwork discharging that city resident, office, school, unit etc. are produced in daily life carries out producing in the treating processes and sewage surface drift out is 45%, 50%, 55%, 60%, 65% municipal sludge through mechanical dehydration to water ratio;
The waste that produces during with reaping corn through processing particle diameter after the pulverizing, thermophilic fermentation, deodorizing, sterilization decompositions, drying, abrasive dust, screening is-the maize straw powder of 0.18mm;
Paddy is carried out steam-heated cal(l)andria through a kind of rice bran of separating in the mechanical processing process; The byproduct that produces in the grease process that adopts the mechanical expression method to extract is through processing the rice bran oil cake powder of particle diameter for-0.18mm after thermophilic fermentation, drying, abrasive dust, the screening;
The assorted bone of various animal bones that dining rooms such as each large-scale hotel, office, school, enterprise, unit are separated in diet meat processing process and the animal of from kitchen castoff, separating; Through processing the bone meal powder of particle diameter behind the high-temperature sterilization, drying, pulverizing, abrasive dust, screening for-0.18mm
Get the municipal sludge 60kg of above-mentioned preparation water ratio 45%; The unslaked lime powder 13kg of-0.18mm; Ferrous sulfate 5kg; Sal epsom 10kg mixing carrying out deodorizing; Disinfection; Dry; Pulverize back and maize straw powder 15kg; Biological organic fertilizer quick fermentation bacterial classification microbial inoculum 0.2kg; Organic material composting agent 0.2kg; Methionin 0.1kg and rice bran oil cake powder 15kg mix the back and carry out thermophilic fermentation at fermentation vat; Leavening temperature is 70 ℃; Mud grog after fermentation; Carry out drying again; It is for use for the mixed powder of-0.18mm to process particle diameter after the screening; Again with mixed powder and bone meal powder 12kg; Ammonium nitrate 3kg; Monoammonium phosphate 6kg; Vitriolate of tartar 3kg; Triacontanol price quote 0.01kg; Sodium nitrophenolate 0.01kg and organic activator 0.2kg mix with the double-shaft paddle mixing and blending machine; Process biological organic fertilizer powder product, product through detecting nitrogen content is: 3.35%; Phosphorus content is: 2.56%; Potassium content is: 0.68%; Containing organic matter is: 48.6%; Water ratio: 13.8%; PH:6.5; Living bacteria count (cfu) is: 0.35 hundred million/g; The excrement colibacillus group number is: 86/g (mL); Induced worm egg death rate is: 98%; All reach NY 884-2004 and NY525-2002 People's Republic of China (PRC) industry standard.Be qualified product.
Embodiment 2
Get the municipal sludge 70kg of embodiment 1 preparation water ratio 50%;-0.18mm unslaked lime powder 20kg; Ferrous sulfate 8kg; Sal epsom 15kg mixing carrying out deodorizing; Disinfection; Dry; Pulverize back and maize straw powder 25kg; Biological organic fertilizer quick fermentation bacterial classification microbial inoculum 0.6kg; Organic material composting agent 0.6kg; Methionin 0.3kg and rice bran oil cake powder 25kg mix the back and dynamically carry out thermophilic fermentation with mechanical container; Leavening temperature is 80 ℃; Mud grog after fermentation; Carry out drying again; It is for use for the mixed powder of-0.18mm to process particle diameter after the screening; Again with mixed powder and bone meal powder 18kg; Ammonium nitrate 6kg; Monoammonium phosphate 8kg; Vitriolate of tartar 6kg; Triacontanol price quote 0.03kg; Sodium nitrophenolate 0.03kg and organic activator 0.6kg mix with the double-shaft paddle mixing and blending machine; Process the bio-organic fertilizer product process the particle oven dry of 3mm through tablets press after, product through detecting nitrogen content is: 3.28%; Phosphorus content is: 2.63%; Potassium content is: 0.66%; Containing organic matter is: 47.8%; Water ratio: 13.5%; PH:6.3; Living bacteria count (cfu) is: 0.38 hundred million/g; The excrement colibacillus group number is: 83/g (mL); Induced worm egg death rate is: 97%; All reach NY 884-2004 and NY525-2002 People's Republic of China (PRC) industry standard.Be qualified product.
Embodiment 3
Get the municipal sludge 65kg of embodiment 1 preparation water ratio 55%;-0.18mm unslaked lime powder 15kg; Ferrous sulfate 6kg; Sal epsom 11kg mixing carrying out deodorizing; Disinfection; Dry; Pulverize back and maize straw powder 18kg; Biological organic fertilizer quick fermentation bacterial classification microbial inoculum 0.3kg; Organic material composting agent 0.3kg; Methionin 0.2kg and rice bran oil cake powder 18kg mix with fermentation vat and carry out thermophilic fermentation; Leavening temperature is 65 ℃; Mud grog after fermentation; Carry out drying again; It is for use for the mixed powder of-0.18mm to process particle diameter after the screening; Again with mixed powder and bone meal 13kg; Ammonium nitrate 4kg; Monoammonium phosphate 6.5kg; Vitriolate of tartar 4kg; Triacontanol price quote 0.02kg; Sodium nitrophenolate 0.02kg and organic activator 0.3kg; Mix with the double-shaft paddle mixing and blending machine; Process biological organic fertilizer powder product, product through detecting nitrogen content is: 3.16%; Phosphorus content is: 2.58%; Potassium content is: 0.65%; Containing organic matter is: 46.6%; Water ratio: 14%; PH:6.6; Living bacteria count (cfu) is: 0.33 hundred million/g; The excrement colibacillus group number is: 85/g (mL); Induced worm egg death rate is: 98%; All reach NY 884-2004 and NY525-2002 People's Republic of China (PRC) industry standard.Be qualified product.
Embodiment 4
Get the municipal sludge 63kg that embodiment 1 is equipped with water ratio 60%;-0.18mm unslaked lime powder 16kg; Ferrous sulfate 7kg; Sal epsom 12kg mixing carrying out deodorizing; Disinfection; Dry; Pulverize back and maize straw powder 21kg; Biological organic fertilizer quick fermentation bacterial classification microbial inoculum 0.4kg; Organic material composting agent 0.4kg; Methionin 0.2kg and rice bran oil cake powder 21kg mix the back and dynamically carry out thermophilic fermentation with fermentation vat or mechanical container; Leavening temperature is 75 ℃; Mud grog after fermentation; Carry out drying again; It is for use for the mixed powder of-0.18mm to process particle diameter after the screening; Again with mixed powder and bone meal 15kg; Ammonium nitrate 5kg; Monoammonium phosphate 7kg; Vitriolate of tartar 5kg; Triacontanol price quote 0.01kg; Sodium nitrophenolate 0.02kg and organic activator 0.4kg; Mix with the double-shaft paddle mixing and blending machine; Process the bio-organic fertilizer product of 5mm through tablets press, product through detecting nitrogen content is: 3.20%; Phosphorus content is: 2.66%; Potassium content is: 0.69%; Containing organic matter is: 48%; Water ratio: 13.8%; PH:6.5; Living bacteria count (cfu) is: 0.36 hundred million/g; The excrement colibacillus group number is: 80/g (mL); Induced worm egg death rate is: 99%; All reach NY 884-2004 and NY525-2002 People's Republic of China (PRC) industry standard.Be qualified product.
Embodiment 5
Get the municipal sludge 68kg of embodiment 1 preparation water ratio 65%;-0.18mm unslaked lime powder 18kg; Ferrous sulfate 7kg; Sal epsom 13kg mixing carrying out deodorizing; Disinfection; Dry; Pulverize back and maize straw powder 23kg; Biological organic fertilizer quick fermentation bacterial classification microbial inoculum 0.5kg; Organic material composting agent 0.5kg; Methionin 0.3kg and rice bran oil cake powder 23kg mix the back and dynamically carry out thermophilic fermentation with mechanical container; Leavening temperature is 60 ℃; Mud grog after fermentation; Carry out drying again; It is for use for the mixed powder of-0.18mm to process particle diameter after the screening; Again with mixed powder and bone meal 16kg; Ammonium nitrate 6kg; Monoammonium phosphate 7.5kg; Vitriolate of tartar 6kg; Triacontanol price quote 0.03kg; Sodium nitrophenolate 0.03kg and organic activator 0.5kg mix with the double-shaft paddle mixing and blending machine; Process biological organic fertilizer powder product, product through detecting nitrogen content is: 3.25%; Phosphorus content is: 2.58%; Potassium content is: 0.68%; Containing organic matter is: 48.8%; Water ratio: 13.6%; PH:6.5; Living bacteria count (cfu) is: 0.32 hundred million/g; The excrement colibacillus group number is: 82/g (mL); Induced worm egg death rate is: 97%; All reach NY 884-2004 and NY525-2002 People's Republic of China (PRC) industry standard.Be qualified product.
Claims (3)
1. bio-organic fertilizer of producing with municipal sludge is characterized in that it is processed by the following weight proportion raw material:
Described municipal sludge is the floating foam residue that the combined sewage that produces by the sanitary sewage of city planting ductwork discharging with when rainy that city resident, office, school, unit etc. produce the in daily life throw out that carries out producing in the treating processes and sewage surface drift out, through the mud of water ratio 45～65% behind the mechanical dehydration;
A kind of waste that described maize straw produces when being reaping corn through processing particle diameter after the pulverizing, thermophilic fermentation, deodorizing, sterilization decompositions, drying, abrasive dust, screening is-powder of 0.18mm;
Described rice bran oil cake is that paddy carries out steam-heated cal(l)andria through a kind of rice bran of separating in the mechanical processing process; The byproduct that produces in the grease process that adopts the mechanical expression method to extract is through processing the powder of particle diameter for-0.18mm after thermophilic fermentation, drying, abrasive dust, the screening;
Described bone meal powder is the various animal bones in diet meat processing process, separated of dining rooms such as each large-scale hotel, office, school, enterprise, unit and the assorted bone of animal from kitchen castoff, separated, through processing the powder of particle diameter for-0.18mm after high-temperature sterilization, drying, pulverizing, abrasive dust, the screening.
2. the method for manufacture of a kind of bio-organic fertilizer of producing with municipal sludge according to claim 1 is characterized in that it is undertaken by following step:
Get the unslaked lime powder of municipal sludge 13～20 weight parts of the water ratio 45～65% of 60～70 weight parts; The ferrous sulfate of 5～8 weight parts; Sal epsom mixing the carrying out deodorizing of 10～15 weight parts; Disinfection; Dry; Pulverize the maize straw powder of back and 15～25 weight parts; 0.2 the biological organic fertilizer quick fermentation bacterial classification microbial inoculum of～0.6 weight part; 0.2 the organic material composting agent of～0.6 weight part; 0.1 the Methionin of～0.3 weight part; The rice bran oil cake powder of 15～25 weight parts mixes; Be employed in fermentation vat or mechanical container and dynamically carry out thermophilic fermentation; Leavening temperature is 60 ℃～80 ℃; Mud grog after fermentation; Carry out drying again; Process the mixed powder of particle diameter after the screening for-0.18mm; Again with the bone meal of mixed powder and 12-18 weight part; The ammonium nitrate of 3～6 weight parts; The monoammonium phosphate of 6～8 weight parts; The vitriolate of tartar of 3～6 weight parts; 0.01 the triacontanol price quote of～0.03 weight part; 0.01 the sodium nitrophenolate of～0.03 weight part; 0.2 the raw materials such as organic activator of～0.6 weight part; Mix through stirrer, process the bio-organic fertilizer product after processing biological organic fertilizer powder product or processing the particle oven dry of 3～5mm through tablets press.
3. a kind of bio-organic fertilizer of producing with municipal sludge according to claim 1 and 2 is characterized in that the powder of described its powder particle diameter of unslaked lime powder for-0.18mm.
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