CN101773927A - Method for comprehensive utilization of residues from alcohol and starch processing by using tapioca - Google Patents
Method for comprehensive utilization of residues from alcohol and starch processing by using tapioca Download PDFInfo
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- CN101773927A CN101773927A CN201010045634A CN201010045634A CN101773927A CN 101773927 A CN101773927 A CN 101773927A CN 201010045634 A CN201010045634 A CN 201010045634A CN 201010045634 A CN201010045634 A CN 201010045634A CN 101773927 A CN101773927 A CN 101773927A
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Abstract
The invention provides a method for producing products such as organic fertilizers, biological fertilizers, organic-inorganic compound fertilizers, plant breeding nutrient mediums, soil improvement materials and water retention materials by industrial chemical fermentation processing of residues from alcohol and starch processing by using tapioca. By the method, waste pollutants of chicken manure, pig manure, cow manure, sheep manure, sugar-refinery mud and the like are fully used, the comprehensive treatment and the recycling development of various organic resources are realized, and the problems for the technical treatment and the environmental influence of industrialized tapioca residues are effectively solved; and no three-waste emission occurs in the whole treatment process, the secondary pollution is avoided, and good economic benefits and social benefits are generated.
Description
Technical field
The invention belongs to organic resources development and utilization and environmental protection technical field, relate to a kind of cassava processing alcohol, starch residue comprehensive utilization method.
Background technology
Cassava is the torrid zone and one of a kind of important industrial crops in subtropical zone, and spending with interior at earth north and south latitude 30 all has a plantation, and China's southern area is extensively planted.Cassava generally contains chemical analysis such as 40～60% starch, 15～50% cellulose, a spot of protein, lignin and colloidal substance, can directly eat, and also be one of raw material of industry, mainly be used as the raw materials for production of starch and alcohol.But, in the process of industrial production starch and cassava alcohol, can produce a large amount of cassava surplus materials.In these solid residues, mainly contain cellulose and a spot of lignin, protein and colloidal substance etc., and cellulose, protein and colloidal substance are difficult to dehydrate processing like the netted weave in that mutually combines.
In China, the cassava alcohol slag can further be developed as feed, papermaking even fuel etc. and re-use.But, because of it contains large quantity of moisture, making that drying and transportation processing cost are higher, benefit is little.Part Alcohol Plant takes machinery dehydration earlier for handling its waste residue, electric coal oven dry, after carry out burning disposal; Or earlier full slag anaerobic fermentation, do mummification again, compost treatment is produced fertilizer or rotten at indoor or outdoors natural air drying heap earlier, power up the coal oven dry and produce mode such as fertilizer and handle.But, to make compost smelly and the flower duration, this inappropriate processing mode may produce secondary pollution, and neither environmental protection increases the cost of alcohol again.How to improve the comprehensive utilization value of cassava processing alcohol, starch residue, waste residue is become treasured, reduce its pollution to environment, many for many years experts are exploring always.The certain methods of open source literature report has:
Chinese patent application numbers 200810073641.4, the method that manioc waste, vinasse are produced the novel degradable material, be with manioc waste or vinasse through purify, grind, clean, filter do after with dry pulp by 2～5: 5～8 part by weight mixes, and adding paper making additive, molded, oven dry obtains the degradation material product.Dry pulp is meant string paper pulp, as old and useless newspaper, carton paper, cardboard or other plant fibrous material paper pulp.The present invention makes full use of discarded object-manioc waste, the vinasse quality of production infant industry degradation material good, with low cost of cassava resource, substitute the foamed plastics degradation material, both solved the intractable problem of discarded object, turn waste into wealth, can also play the effect of control and elimination " white pollution " effectively, and technology of the present invention is uncomplicated, and with short production cycle, cost is low, energy consumption is low, easy and simple to handle, the product stability height has good economic benefits and social benefit, environmental benefit.
Chinese patent application numbers 200810073913.0, the method that manioc waste, vinasse slag are produced corrugated paper, cop tube paper, take manioc waste and vinasse slag are purified respectively, grind, clean, dewater, decontamination, keep string, with secondary stock in 1～7: 3～9 ratios are mixed, and add paper making additive in right amount, produce corrugated paper, cop tube paper.This invention makes full use of production discarded object-manioc waste, vinasse slag product in next life U.S. inexpensive corrugated paper, cop tube paper, the raw materials for production abundance, and cost is low, easy and simple to handle, product stability is good, and market potential is big, the product profit height, manioc waste, vinasse industrial chain had both been prolonged, solve present manioc waste, vinasse twice laid problem, reduce environmental protection of enterprise pressure again, improved economic benefit of enterprises, drive the common prosperity of peripheral rural area, have good social benefit and environmental benefit.
Chinese patent application numbers 200710066412, a kind of method of handling manioc vinasse slag liquid, carry out according to the following steps: (1) is recovered in manioc vinasse slag liquid in the sedimentation basin and measures p H value; (2) add alkali or alkaline matter manioc vinasse slag liquid p H value is adjusted to 6～9; (3) add to take off and surely urge heavy agent aluminium polychloride or/and bodied ferric sulfate, addition is 0.0015～0.003% of a manioc vinasse slag liquid, leaves standstill after stirring; (4) the above-mentioned liquid of water is at the middle and upper levels got rid of; (5) with bottom sediment dehydration in (3); (6) drying precipitate after will dewatering and pulverize and make poor powder finished product.The rational technology of this invention, simple and easy to do production method, raw material fast processing cheap and easy to get is extracted residual poor slag liquid such as citric acid with the cassava wine brewing or with cassava extraction starch or with cassava, reclaimed in the poor slag liquid as discarded object residual effectively as active ingredients such as starch, crude fibre, calcium and various trace mineral, crude protein, crude fat, a kind of feed or feedstuff of high-quality have been provided for society, turn waste into wealth, reduce waste discharge, eliminated or controlled effectively the pollution of water source, water body and surrounding enviroment.
" medicine biotechnology " 2006,13 (1). " utilizing the research of manioc waste fermenting and producing brewer's yeast single cell protein " of people such as Tang Yanhua.Utilize aspergillus niger and brewer's yeast under suitable condition, manioc waste to be carried out the miscegenation fermentation, improve the protein content of manioc waste, in producing and raise livestock, and make discarded object obtain recycling treatment as a kind of yeast single cell protein feed applications.
" safety and environment journal " 2005,5 (6). " utilizing manioc waste to carry out the research of cellulose-decomposing bacterium mixed fermentation technology " of people such as Lin Jie.Discussed and filtered out 6 strains from occurring in nature and do not have the cellulose-decomposing bacterium of antagonism each other and carry out mixed culture fermentation.Should mix bacterium is that the best condition of enzyme production of fermenting raw materials is with the trade waste manioc waste: culture medium prescription is manioc waste 4g, analysis for soybean powder 0.75g, KH2PO4 0.20g, NaCl 0.02g, MgSO47H2O 0.015g, distilled water 1000mL; Zymotechnique is initial pH=7.0,40 ℃ of cultivation temperature, and the bottled nutrient solution 140mL of every 250mL taper, inoculum concentration 3%. is at 140rmin^-1 rotating speed bottom fermentation 72h.The result shows, the fermentation of Mixed Microbes can increase substantially cellulase activity and to the tolerance of reduced sugar.
" animal husbandry information mill " 2005 (8). " the manioc waste solid state fermentation can be produced phytase ".Discuss the phytic acid plum phytic acid of degrading, discharged the phosphorus branch in the phytic acid, removed its nutrition resistance, improve the utilization rate of phosphorus in food and the feed, reduce organophosphor content in the excreta, prevention lacks the various diseases that causes by phosphorus, promotes the raising of trophic level such as people, animal phosphorus, calcium, zinc.Therefore the phytic acid plum is widely used in feed and the grain industry, the phytic acid of be used for degrading feed and food.
" tropical crops journal " 2004,25 (1). clock autumn equality people's " pilot plant conditions of manioc waste solid state fermentation phytase ".Discussed condition of culture is produced phytase with aspergillus niger (Aspergillus niger) PD strain fermentation in box solid-state fermentation reactor to manioc waste influence.Show: the single factor experiment optimum condition is a water quality mark 75%, thickness of feed layer 5～10cm, inoculum concentration 1.5%, 32～34 ℃ of cultivation temperature, incubation time 6-8d.With this understanding, the phytase vigor is up to 4189 μ mol/＜min.g).
We can recognize from open source literature, and the alcohol of cassava processing at present, starch residue academic and technical, be useful on papermaking and produce many-sided research and development that utilizes again such as feed, phytase.But the degree of industrial applications is not really high, and annual discarded amount is quite big.Also have utilize waste residue further fermentation obtain biogas, yet consequent mud be difficult to equally to handle, undressed mud is difficult to use in agricultural production, throw out without care leave about will severe contamination environment.So,, realize that the waste residue processing utilizes again, has become the bottleneck problem that presses for solution in the offal treatment of cassava secondary industry as how low-cost.Utilize the aerobic performance of biotic population, add fermenting agent, fermentation under certain humidity, temperature, C/N ratio and ventilation condition, promote biodegradable organic matter to stable humus biochemical conversion technology artificially, it is a kind of effective method the most of realizing innoxious, minimizing, resource, industrialization that waste residue is handled.Have advantages such as operating cost is low, treating capacity big, non-secondary pollution because of it, become a research focus in countries in the world resource, environmental protection field in recent years.
Summary of the invention
The purpose of this invention is to provide a kind of low energy consumption, industrial treatment technology, with cassava process alcohol, the starch residue is converted into fertilizer, nutrient matrix or soil conditioner, effectively avoid simultaneously the secondary pollution in the residue processing procedure, increase substantially the economic benefit of cassava processing factory.
Technical scheme of the present invention is: the first step is processed alcohol, starch residue with cassava, dewater to water content be 45～75%; Second step taked different modes to ferment, and treated the abundant fermentation maturity of waste residue, water content is dropped to≤30%; The 3rd step was mixed with fertilizer products such as organic fertilizer, bio-feritlizer, organic-inorganic composite fertilizer, soil conditioner, nutrient matrix by adding trace element in npk fertilizer and other in proportion.
The present invention is achieved in that
Utilize cassava processing alcohol, starch residue comprehensive utilization method, be cassava to be processed alcohol, starch residue main material carry out mechanical dehydration or add the chemical conditioner dehydration, make its water content reduce to 45～75%, selected fermentation mode, (adding auxiliary material), the inoculation fermentation microbial inoculum ferments.Adopt machinery to turn material and oxygen supply, 45～70 ℃ of control fermentation temperatures, fermentation time 15～45 days fully decomposes the organic substance in cassava processing alcohol, the starch residue, and changing into can be by the micromolecular amino acid of the short chain of plant absorbing, aliphatic acid, mineral matter nutritional material.And take away redundant moisture by the heat that aerobic fermentation produces, make fermentation back fertilizer water content less than 30%.Then according to the requirement of product, add fertilizer and middle trace element in proportion, be mixed with fertilizer products such as crops organic fertilizer, bio-feritlizer, organic-inorganic complex fertilizer, plant culture nutrient matrix, can also be as soil improvement material, water-keeping material, infant industry material, ep-type material etc.
Described employing fermentation mode comprises: the fermentation process of banking up and ferment in fermentation or pack into Polywoven Bag or plastic basket, cane basket, the bamboo basket in trough type fermentation, tower fermentation, drum-type fermentation, ground.
Described employing zymotechnique is that the carbon and the nitrogen ratio of the raw material of control raw material is 20～45: 1, and carbon and phosphorus ratio are 15～60: 1; Needing to add raw-material parts by weight is:
5000 parts of main materials, 0～1000 part of auxiliary material, 0～10 part of chemical conditioner, 0～6 part of fermenting agent, its fertilizer and middle trace element are pressed product requirement and are added.
Above-described main material comprises: wherein one or more of cassava starch dregs and full slag anaerobic digestion natural pond slag thereof, manioc vinasse slag and full slag anaerobic digestion natural pond slag thereof.
Above-described auxiliary material comprises: chicken manure, pig manure, cow dung, sheep excrement, filter mud of sugar refinery, husk, paulownia bran, straw or other organic materials one or more mixed accessories wherein.
Above-described chemical conditioner comprises: sodium hydrate aqueous solution, white lime one or more mixed dehydration auxiliary agent wherein.
Above-described fermenting agent comprises: wherein a kind of or more than one mixed culture fermentation bacterial classification in trichoderma reesei (Trichodenma reesei), thermophilic actinomycete (Thermoactinomycetaceae), saccharomycete (Yeast), bacillus stearothermophilus (Latin Name Bacillusstearothermophilus Donk) Bacillus subtillis (Bacillas subtills Cohn) and manioc waste fermentation maturity process and the finished product.
Above-described fertilizer comprises: urea, carbon ammonia, phosphorus ammonium, ammonium sulfate, ammonium chloride, potassium chloride, potassium sulfate, magnesium sulfate, potassium nitrate, calcium magnesium phosphate, calcium superphosphate one or more mixed fertilizer wherein.
Trace element comprises in above-described: zinc sulfate, copper sulphate, ferrous sulfate, magnesium sulfate, boric acid, borax one or more mixed trace elements wherein.
The above-described mode of turning comprises: adopt the apparatus of oxygen supply such as the spiral screening apparatus of screening apparatus and fermentation to turn, the crawler type turner turns, turning machine turns rubber-tyred from walking or with manually turning.
Above-described fermentation mode comprises trough type fermentation, tower fermentation, drum-type fermentation, the ground fermentation process that fermentation or the container of packing into for example ferment in Polywoven Bag or plastic basket, cane basket, the bamboo basket of banking up.
The plant equipment that said method adopts comprises: the centrifugation apparatus that comprises commercially available or nonstandard processing, press apparatus, vapor heat exchanger, drying plant, fermentor, screening apparatus, material commercially available or nonstandard processing change heap machine and aerator, for example centrifuge, pressafiner, plate and frame filter press, vacuum suction filter, crawler belt filter press, vapor heat exchanger, infrared baking equipment, fermentation tank, fermentation tower etc.
Advantage of the present invention and good effect:
1, cassava industrial wood waste comprehensive utilization method of the present invention, handle by industrial fermentation, can accomplish entire process process three-waste free discharge, solve the treatment technology problem of industrialization cassava industrial wood waste effectively, and the cassava industrial wood waste is to the problem of ambient influnence.
2, utilize the cassava industrial wood waste to handle, produce products such as organic fertilizer, bio-feritlizer, organic-inorganic composite fertilizer, plant culture nutrient matrix and soil improvement material, water-keeping material, infant industry material, ep-type material by industrial fermentation.Waste pollutants such as chicken manure, pig manure, cow dung, sheep excrement, filter mud of sugar refinery can be fully utilized, realize the integrated treatment and the resource exploitation of multiple organic resource, turn waste into wealth, improve the industrial economy benefit, extensive market meets the requirement of recycling economy.
3, the present invention can the industrial sector processing, and day output is big, and treatment scale is unrestricted, can in time handle the cassava industrial wood waste.And solve present cassava industrial wood waste utilize the high problem of processing cost again.An Alcohol Plant that produces 50000 tons per year, annual about 100,000 tons of the cassava alcohol slags (water content 85%) that need processing.Need dehydration because the alcohol slag utilizes again, adopt and need expend more than 6,000,000 yuan in coal oven drying method year; And adopting this method to handle, expense is calculated about 750,000 yuan thus, can save the waste residue disposal cost every year more than more than 525 ten thousand yuan.Can produce 30,000 tons of high-quality organic fertilizer in addition, per ton by 200 yuan, 6,000,000 yuan of newly-increased economic benefits.Can realize about 1,125 ten thousand yuan of energy efficiency for two, can accomplish entire process process three-waste free discharge simultaneously, economic benefit and social benefit are very remarkable.
The specific embodiment
Embodiment 1:
(1) the prescription parts by weight that feed intake:
5000 parts of manioc vinasse slags; 3 parts of 40% sodium hydrate aqueous solutions; 200 parts of chicken manures; 300 parts of pig manures; 100 parts of filter mud of sugar refinery; 1 part of trichoderma reesei; 1 part of thermophilic actinomycete; 1 part in saccharomycete; Become thoroughly decomposed 3 parts of finished products of manioc waste; 1.5 parts in ferrous sulfate; 1 part in magnesium sulfate.
(2) processing method:
40% sodium hydrate aqueous solution dilution is evenly sprayed above the manioc vinasse slag for 1000 times, regulate pH value 6～8.Manioc waste is sent in the dehydration equipment pressafiner, dewatered, handle back manioc vinasse slag water content and reduce to 65～75% by governing speed.
Manioc vinasse slag through dehydration adds 200 parts of auxiliary material chicken manures, 300 parts of pig manures, 100 parts of filter mud of sugar refinery, become thoroughly decomposed 3 parts of finished products of 1 part of fermenting agent trichoderma reesei, 1 part of thermophilic actinomycete, 1 part in saccharomycete, manioc waste, with screening apparatus material is stirred, drop into fermentation in the trough type fermentation pond, and by apparatus of oxygen supply adjusting air, 55～70 ℃ of control temperature, when fermentation temperature arrives the control temperature, start screening apparatus and turn heat radiation, and take away the fermentation materials redundant moisture, make fermentation back fertilizer water content less than 30%.Fermentation time 15 angel's manioc vinasse slags and the abundant fermentation maturity of excrement class add 1.5 parts in ferrous sulfate, 1 part in magnesium sulfate at last, start screening apparatus and fully turn, and obtain the organic fertilizer product, and raising crop quality, outward appearance, increasing both production and income are had remarkable result.
Embodiment 2:
(1) the prescription parts by weight that feed intake:
5000 parts of manioc vinasse slags; 8 parts of white limes; 300 parts of chicken manures; 1 part in saccharomycete; 0.5 part of bacillus stearothermophilus; 10 parts in urea; 6 parts in calcium magnesium phosphate; 3 parts in potassium chloride; 1 part in zinc sulfate; 0.5 part in copper sulphate.
(2) processing method:
White lime is evenly spread above the manioc vinasse slag, regulate pH value 7.5.Manioc vinasse slag is sent in the dehydration equipment plate and frame filter press, dewatered, handle back manioc vinasse slag water content and reduce to 55～70% by regulating pressure.
The manioc vinasse slag of water content 55～65% is added 300 parts of auxiliary material chicken manures, 10 parts in urea, 1 part in fermenting agent saccharomycete, 0.5 part of bacillus stearothermophilus, with screening apparatus material is stirred, add in the fermentation tower, and regulate air, 55～65 ℃ of control temperature by apparatus of oxygen supply, when fermentation temperature arrives the control temperature, start the apparatus of oxygen supply heat radiation, and take away the fermentation materials redundant moisture, make fermentation back fertilizer water content less than 30%.16 days manioc vinasse slags of fermentation time and the abundant fermentation maturity of chicken manure.6 parts in calcium magnesium phosphate of back adding, 3 parts in potassium chloride, 1 part in zinc sulfate, copper sulphate start screening apparatus for 0.5 part and turn evenly, make broad-spectrum organic fertilizer.Directly make fertilising usefulness, and play the physicochemical character of improving the soil, strengthen the soil fertilizer water holding capacity, raising crop quality, outward appearance, increasing both production and income are had remarkable result.
Embodiment 3:
(1) the prescription parts by weight that feed intake:
4000 parts of manioc vinasse slags; 1000 parts of manioc vinasse slag anaerobic digestion natural pond slags; 10 parts of white limes; 1000 parts of crop straws.
(2) processing method:
White lime and manioc vinasse slag and the even mix of manioc vinasse slag anaerobic digestion natural pond slag, it is sent into dehydration equipment crawler belt filter press dewater, handle the back water content and reduce to 55～65%.
The manioc vinasse slag of water content 65～75% and manioc vinasse slag anaerobic digestion natural pond slag are added crop straw, with screening apparatus material is turned evenly, bank up on ground, flatten, cover by its spontaneous fermentation, and by apparatus of oxygen supply adjusting oxygen supply, 45～70 ℃ of control temperature when fermentation temperature arrives 65～70 ℃ of temperature, start screening apparatus and turn heat radiation, and take away the fermentation materials redundant moisture, make fermentation back fertilizer water content less than 30%.40 days manioc vinasse slags of fermentation time and the abundant fermentation maturity of crop straw.The Organic Ingredients that becomes thoroughly decomposed of Chu Liing after sterilization, can be made edible fungi nutrition bag, various plant nutrient matrix, the native nutrient matrix of bed, water-keeping material, infant industry material, ep-type material by fermentation.
Embodiment 4:
(1) the prescription parts by weight that feed intake:
3000 parts of manioc vinasse slags; 2000 parts of cassava starch dregs; 0.08 part in urea.
(2) processing method:
Reduce to 60～70% with later manioc vinasse slag, the cassava starch dregs water content of belt filter press dehydration, the back adds urea, with screening apparatus material is turned evenly, drop in the trough type fermentation pond and cover employing nature inocalation method, natural cultivation advantage fermentative microorganism population fermentation, with screening apparatus bacterial classification is stirred in the sweat, and by apparatus of oxygen supply adjusting oxygen supply, 45～70 ℃ of control fermentation temperatures.When fermentation temperature arrives 60～70 ℃, start screening apparatus and turn heat radiation, and take away the fermentation materials redundant moisture, make fermentation back fertilizer water content less than 30%.Fermentation time 32 days, manioc vinasse slag, the abundant fermentation maturity of cassava starch dregs.Can directly use, and play the physicochemical character of improving the soil, strengthen the soil fertilizer water holding capacity.After sterilization, can make edible fungi nutrition bag, various plant nutrient matrix, the native nutrient matrix of bed etc.
Embodiment 5:
(1) the prescription parts by weight that feed intake:
4000 parts of manioc vinasse slags; 1000 parts of cassava starch dregs; 100 parts on husk; 500 parts of cow dungs; 300 parts in sheep excrement; Become thoroughly decomposed 3 parts of finished products of manioc waste; 0.08 part in urea.
(2) processing method:
Reduce to 60～70% with later manioc vinasse slag, the cassava starch dregs water content of belt filter press dehydration, the back adds husk, sheep excrement, cow dung, manioc waste become thoroughly decomposed finished product, urea, with screening apparatus material is turned evenly, pack in the Polywoven Bag, the ground covering of banking up, and by apparatus of oxygen supply adjusting oxygen supply, 45～70 ℃ of control temperature.Because the manioc waste finished product that becomes thoroughly decomposed contains microorganism, can spontaneous fermentation, when fermentation temperature arrives the control temperature, start apparatus of oxygen supply or turning heat radiation, and take away the fermentation materials redundant moisture, make fermentation back fertilizer water content less than 30%.Fermentation time 30 days, manioc vinasse slag, cassava starch dregs, husk, sheep excrement, the abundant fermentation maturity of cow dung.The gained organic fertilizer can directly be used, and plays fertilising, the physicochemical character of improving the soil, and strengthens the soil fertilizer water holding capacity.After sterilization, can make edible fungi nutrition bag, various plant nutrient matrix, the native nutrient matrix of bed etc.
Embodiment 6:
(1) the prescription parts by weight that feed intake:
4000 parts of manioc vinasse slags; 1000 parts of manioc vinasse slag anaerobic digestion natural pond slags; 10 parts of white limes; 1 part of bacillus stearothermophilus and 1 part of Bacillus subtillis, 1000 parts of crop straws.
(2) processing method:
White lime and manioc vinasse slag and manioc vinasse slag anaerobic digestion natural pond slag mixed be mixed evenly, it is sent into dehydration equipment crawler belt filter press dewater, handle the back water content and reduce to 60～75%.
The manioc vinasse slag of water content 65～75% and manioc vinasse slag anaerobic digestion natural pond slag are added crop straw, with screening apparatus material is turned evenly, bank up on ground, flatten, cover by its spontaneous fermentation, and by apparatus of oxygen supply adjusting oxygen supply, 45～70 ℃ of control temperature, add 1 part of bacillus stearothermophilus and 1 part of Bacillus subtillis, when fermentation temperature arrives 65～70 ℃ of temperature, start screening apparatus and turn heat radiation, and take away the fermentation materials redundant moisture, make fermentation back fertilizer water content less than 30%.40 days manioc vinasse slags of fermentation time and the abundant fermentation maturity of crop straw.The Organic Ingredients that becomes thoroughly decomposed of Chu Liing after sterilization, can be made edible fungi nutrition bag, various plant nutrient matrix, the native nutrient matrix of bed by fermentation.
Claims (4)
1. one kind is utilized cassava processing alcohol, starch residue comprehensive utilization method, it is characterized in that: cassava is processed alcohol, starch residue main material carries out mechanical dehydration or adds the chemical conditioner dehydration, make its moisture content reduce to 45～75%, selected fermentation mode, add auxiliary material, inoculation fermentation microbial inoculum or natural inoculation fermentation, machinery turns material, the machinery oxygen supply, 45～70 ℃ of control temperature, fermentation time 15～45 days, decompose cassava processing alcohol, organic substance in the starch residue, change into the nutriment that can be absorbed by crop, and take away redundant moisture by the heat that aerobic fermentation produces, make fermentation back fertilizer water content less than 30%, then according to the requirement of product, add fertilizer and middle trace element in proportion, be mixed with the crops organic fertilizer, bio-feritlizer, organic-inorganic composite fertilizer, plant culture nutrient matrix fertilizer product and soil improvement material, water-keeping material, the infant industry material, ep-type material.
2. method according to claim 1 is characterized in that: the fermentation mode of employing comprises trough type fermentation, tower fermentation, drum-type fermentation, ground and banks up and ferment in the fermentation or the container of packing into.
3. method according to claim 1 is characterized in that: the zymotechnique of employing is that the carbon and the nitrogen ratio of raw material is 20～45: 1, and carbon and phosphorus ratio are 15～60: 1, needs to add raw-material parts by weight to be:
5000 parts of main materials, 0～1000 part of auxiliary material, 0～10 part of chemical conditioner, 0～6 part of fermenting agent, its inorganic fertilizer and middle trace element are pressed product requirement and are added;
Described main material comprises: cassava starch dregs and full slag anaerobic digestion natural pond slag thereof, manioc vinasse slag and full slag anaerobic digestion natural pond slag thereof one or more mixing major ingredients wherein;
Described auxiliary material comprises: chicken manure, pig manure, cow dung, sheep excrement, filter mud of sugar refinery, husk, paulownia bran, straw or other organic materials one or more mixed accessories wherein;
Described chemical conditioner comprises: sodium hydrate aqueous solution, white lime one or more composite dewatering auxiliary agent wherein;
Described fermenting agent comprises: wherein a kind of or more than one mixed culture fermentation bacterial classification in trichoderma reesei (Trichodenma reesei), thermophilic actinomycete (Thermoactinomycetaceae), saccharomycete (Yeast), bacillus stearothermophilus (Latin Name Bacillusstearothermophilus Donk) Bacillus subtillis (Bacillas subtills Cohn) and the manioc waste fermentation maturity process or in the finished product;
Described inorganic fertilizer comprises: urea, carbon ammonia, phosphorus ammonium, ammonium sulfate, ammonium chloride, potassium chloride, potassium sulfate, magnesium sulfate, potassium nitrate, calcium magnesium phosphate, calcium superphosphate one or more mixing inorganic fertilizer wherein;
Trace element comprises in described: zinc sulfate, copper sulphate, ferrous sulfate, magnesium sulfate, calcium carbonate, boric acid, borax one or more mixed trace elements wherein.
4. the plant equipment that method according to claim 1 adopts is characterized in that: the centrifuge, press apparatus, vapor heat exchanger, drying plant, fermentor, screening apparatus, the material that comprise commercially available or nonstandard processing change heap machine and aerator.
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2010
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Assignee: Guangxi Liyuanbao Agriculture Forestry Technology Development Co., Ltd. Assignor: Guangxi Liyuan New Resource Development Co., Ltd. Contract record no.: 2010450000046 Denomination of invention: Method for comprehensive utilization of residues from alcohol and starch processing by using tapioca License type: Common License Open date: 20100714 Record date: 20100723 |
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