CN101108779B - Method of manufacturing organic, inorganic compound fertilizer with molasses zymolysis waste liquor and lime sludge - Google Patents

Method of manufacturing organic, inorganic compound fertilizer with molasses zymolysis waste liquor and lime sludge Download PDF

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CN101108779B
CN101108779B CN2007100091532A CN200710009153A CN101108779B CN 101108779 B CN101108779 B CN 101108779B CN 2007100091532 A CN2007100091532 A CN 2007100091532A CN 200710009153 A CN200710009153 A CN 200710009153A CN 101108779 B CN101108779 B CN 101108779B
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fertilizer
per cent
organic
compound
filter mud
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CN2007100091532A
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CN101108779A (en
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李瑞波
蒲华明
李建兴
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广西禾鑫生物科技有限公司
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Abstract

The invention provides a method producing the organic-inorganic compound fertilizer by the molasses fermentation waste liquor and the lime sludge, which relates to a method producing the fertilizer through fermentation and solves the problem of reclaiming and processing the molasses fermentation waste liquor continuously on a large scale. The method of the invention is that the biological humic acid with weight per cent of 0.4 per cent to 0.6 per cent and made by the bagasse is mixed with the lime sludge of 65 per cent to 68 per cent, bagasse powder of 10 per cent to 12 per cent, wheat bran of 1.5 per cent to 2.5 per cent and regulator of 16 per cent to 25 per cent to ferment fully and continuously in a shorter time. The fermented materials with water of 10 per cent to 12 per cent are gained after opening and drying and are crushed into the lime sludge organic fertilizer. The molasses fermentation waste liquor with water of 90 per cent is condensed to the hyperconcentration liquor with water of 26 per cent to 28 per cent by the three-effect forced circulating concentration system and then through the two-effect scraping and steaming hyperconcentration system. The hyperconcentration liquor of 30 per cent to 33 per cent and the biological humic acid of 9 per cent to 10 per cent are stirred and mixed uniformly based on the weight per cent and are added with the fertilizer of 32 per cent to 34 per cent and the lime sludge organic fertilizer of 25 per cent to 27 per cent to stir to produce the organic-inorganic compound fertilizer through dry extrusion and prilling.

Description

Method with molasses fermented waste liquid and filter mud production compound organic and inorganic fertilizer
Technical field
The present invention relates to a kind of method by fermentative production fertilizer, particularly relate to a kind of method of utilizing the waste after cane sugar manufacture and the deep processing to produce fertilizer.
Background technology
In the press for extracting juice sugar process of cane sugar manufacture factory, supervene a large amount of filter muds and molasses waste liquid.
Filter mud contains multiple element and a large amount of organic substances such as rich in protein and nitrogen, phosphorus, potassium, calcium, magnesium, sulphur.Because the filter mud water content is big and give off an unpleasant smell, people often give it up, or enter rivers, or landfill can cause serious environmental to pollute in swag year in and year out.People make organic fertilizer for ease of filter mud and use, and manage to change the physical behavior of filter mud.It is ZL91102320.8 that Chinese invention patent application specification CN 1055351A discloses the patent No., name is called the technical scheme of " utilizing filtrated sludge of cane sugar refinery to make the method for fertilizer ", proposition adds amendment in the wet filter mud of undried, make through mixing reaction that physical behavior is splendid to be powdery or granular mixing fertilizer, and then add an amount of nitrogen, potassium, rare earth element, plant-growth regulator and make binary, the Nitrogen, Phosphorus and Potassium that contains rare earth element or plant-growth regulator.The weak point of this technology be filter mud without abundant fermentation, the biological activity of organic matter wherein is poor, the fertilizer efficiency of fertilizer product has much room for improvement.
Molasses are used as raw material production alcohol, monosodium glutamate or yeast usually.The employing molasses are the big grain distillery of raw material, Gourmet Powder Factory, big yeast factory can produce the molasses fermented waste liquid of kiloton in the production process of every day greatly.These molasses fermented waste liquid amount are big, color is dark, chemical oxygen demand is high, are easy to take place stench, and directly discharging can cause serious environmental to pollute.There are the innovation and creation of this class waste liquid of many improvement in China, utilizes this waste liquid to process fertilizer.For example to disclose the patent No. be ZL 90110379.9 to Chinese invention patent specification sheets CN 1042726C, name is called the technical scheme of " method that molasses fermented waste liquid is made the SOLID ORGANIC compound manure ", and proposing with the multiple-effect evaporation concentrating unit molasses waste liquid to be concentrated into dissolved solids content is 70%~80%; Add acid digestion then, with concentration is 98% industrial sulphuric acid, and add-on is 2%~10%, 100 ℃ of constant temperature digestions 10 hours that pending molasses concentrating spent liquor includes soluble solids weight, add 20%~40% the filler account for the contained soluble solids weight of waste liquid again, and make fertilizer through neutralization, drying.This technology has been applied mechanically the working method of traditional fertilizer, and material loses activity the organic matter in the molasses waste liquid through multiple tracks high temperature, and the fertilizer efficiency of fertilizer product is undesirable, and market sale is not smooth.Also have some working methods can not solve the serious problem of waste liquid concentration process heating face fouling, and waste liquid concentrated solution high-moisture high viscosity problem again, in producing the compound organic and inorganic fertilizer process, often to stop work and clean or maintenance processing units, not only increased production cost, also can influence major product alcohol, monosodium glutamate, zymic continuous production, cause the loss of enterprise.More have the power consumption of some liquid waste disposal techniques serious, treating product has been come out, but enterprise can't bear the heavy load, and operation has just stopped getting off soon.Therefore there is the people to consider not adopt molasses waste liquid concentration and evaporation technology, and the molasses waste liquid is mixed the fermentation of carrying out repeated multiple times with filter mud, produce active compoiste fertilizer.Disclosing the patent No. as Chinese invention patent specification sheets CN 1069619C is ZL 97112080.3, name is called the technical scheme of " utilizing molasses alcohol waste liquid to produce the method for active organic compound fertilizer ", the biochemical reaction condition of giving chapter and verse different, an amount of in batches adding waste material, material and adjustment agent etc. with various microbial populations; The first step mixes in proportion bagasse, alcohol slops, filter mud, the mud of cane sugar factory, carries out thermophilic fermentation; Second step ferment of haircuting; The 3rd step composting fermentation; The 4th step soil activation microbial fermentation; Make active organic compound fertilizer with soil microbial activities.The weak point of this technology is that long, a large amount of turning operation occupied ground of fermentation period is big; Thereby industrial scale is restricted, and can only partly digest the molasses fermented waste liquid that big grain distillery, big Gourmet Powder Factory, big yeast factory produce; Still having a large amount of molasses fermented waste liquids can not effectively be handled.Until today, aspect molasses fermented treating waste liquid, also there is not a kind of processing technology widely to be accepted, the recycling of waste liquid can not move in large quantities continuously.
Summary of the invention
The present invention aims to provide a kind of method of producing compound organic and inorganic fertilizer with molasses fermented waste liquid and filter mud; This method can guarantee under big grain distillery, big Gourmet Powder Factory, big yeast factory owner product alcohol, monosodium glutamate, the normal quantity-produced prerequisite of zymic, reclaim processing molasses fermented waste fluid on a large scale continuously and accomplish the zero release of waste liquid, and obtain a kind of high energy environmental type organic-inorganic compound fertilizer, realize turning waste into wealth.
Technical scheme of the present invention is: the method so that molasses fermented waste liquid and filter mud are produced compound organic and inorganic fertilizer comprises following process:
Process A, satisfying total weight percent is under 100% the condition, mass transport after biological humic, 16%~25% the adjustment agent that is 65%~68% filter mud, 10%~12% bagasse powder, 1.5%~2.5% wheat bran, 0.4%~0.6% bagasse system by weight percentage mixed is to fermenter, the biological humic of described bagasse system contains subtilis, Bacillus coagulans, high temperature yeast, milk-acid bacteria and fermentation thread fungus, it is Powdered to be 80 orders~120 orders, and pH value is 5.5~7.0; The weight percent of composition is 14%~14.8% fulvo acid, 6.5%~6.9% crude protein, robust fibre≤55%, ash content≤24%, moisture 3%~5%; Described adjustment agent is made up of the ashes that account for described material 15%~18% by weight percentage, 0.1%~0.3% urea, 0.1%~0.2% sal epsom, 0.2%~0.4% Repone K, 0.6%~1% lime carbonate; Bank is high 1.1~1.2 meters in the fermenter, the lagging material of surperficial topped ventilation property; Material is 60 ℃~70 ℃ continuously fermenting through 7~9 days top temperatures; Behind the reactor startup fermented-material is dried, temperature of charge is not higher than 95 ℃ during oven dry; After obtaining moisture content by weight percentage and be 10%~12% fermentation materials, pulverize again and obtain pulverous filter mud fertilizer.The biological humic that uses bagasse system in this process provides the microorganism species that is fit to filter mud fermentation as starter; With adjusting agent, bagasse powder and wheat bran water-retaining agent and raising agent as filter mud, change the physical behavior of filter mud, adjust agent and cooperate filter mud to build the biochemical environment that is fit to microorganism growth again, and bagasse powder and wheat bran provide the nutriment of microorganism growth for fermenting process.Above technical measures have guaranteed that materials such as filter mud, bagasse powder and wheat bran continuously ferment in the short period of time fully; Because needn't turning, can reduce manpower, turn over the demand in fortune equipment and place; Be fit to mass production.Temperature of charge is lower than 95 ℃ in fermentation and the baking operation, but the retaining part microbic activity has guaranteed the high reactivity and the high fertilizer efficiency of filter mud fertilizer to greatest extent.This filter mud fertilizer as fertilizer sources separately uses, and also can be used as main raw material and is used for follow-up processing.
Process B, with triple effect forced cyclic type concentration systems molasses fermented waste liquid is condensed into the concentrated solution of water content 48%~52% by weight percentage from water content 90% by weight percentage, imitates through two again and scrape steaming formula hyperconcentration system and be condensed into the hyper-concentration liquid of water content 26%~28% by weight percentage.This process has been carried out the selection of optimizing to the thickening equipment of molasses fermented waste liquid; overcome many technical barriers such as molasses fermented waste liquid water ratio height, viscosity height, fouling be serious, can make in the production process thickening equipment shut down maintenance, shut down the number of times that cleans and be reduced to minimum level.After the molasses fermented waste liquid that big grain distillery, big Gourmet Powder Factory, big yeast factory produce every day is made hyper-concentration liquid, if can not all be made by following process as main raw material and use up the same day, rest parts can store, and is left to extraction period and is used by following process later.So can guarantee big grain distillery, big Gourmet Powder Factory, big yeast factory owner product alcohol, monosodium glutamate, the normal continuous production of zymic, reclaim the zero release that processing molasses fermented waste fluid is accomplished waste liquid simultaneously on a large scale continuously.Also can reduce the burden that enterprise is used to set up and safeguard the Jiao Chi that preserves molasses fermented waste liquid.For the situation that needs the retained part hyper-concentration liquid, can long time storedly never degenerate not smellyly because concentration has been removed hyper-concentration liquid that most of moisture stays, can not produce secondary pollution.
Process C delivers to mixer to hyper-concentration liquid, after the biological humic of adding bagasse system mixes, adds the chemical fertilizer and the filter mud fertilizer of small-particle or pulverizing again, mixes through mixer and obtains the compound material; Contain hyper-concentration liquid 30%~33%, chemical fertilizer 32%~34%, filter mud fertilizer 25%~27%, biological humic 9%~10% in the compound material by weight percentage; Above-mentioned compound material is squeezed into granular compound organic and inorganic fertilizer through the dry type Squeezinggranulator.In this process with hyper-concentration liquid and chemical fertilizer as main raw material, the filter mud fertilizer adds the biological humic of bagasse system and produces the finished product-compound organic and inorganic fertilizer as batching.Stir at the biological humic that is added with adding bagasse system in the hyper-concentration liquid mixer, on the one hand the moisture that the biological humic of bagasse system can the absorption hyper-concentration liquid, reduce the viscosity of hyper-concentration liquid, make in the production process this mixer shut down maintenance, shut down the number of times that cleans and be reduced to minimum level; The biological humic of bagasse system still is the activation synergistic agent of the finished product-compound organic and inorganic fertilizer on the other hand.The compound material also has the effect that reduces moisture through the operation of dry type Squeezinggranulator extruder grain and tumbling polishing, does not need to dry processing; Make the finished product meet the technical specifications of country to the compound organic and inorganic fertilizer product, the i.e. technological standard of GB18877-2002.
The biological humic of described bagasse system contains subtilis, Bacillus coagulans, high temperature yeast, milk-acid bacteria and fermentation thread fungus, above-mentioned five kinds of bacterial strains constitute the mutualism system, add the easiest carbon source that is absorbed by microorganism that fulvo acid provides, guaranteed to heat up and quick composting in the filter mud material short period of time.Aerobic bacterium in these bacterial strains (as fermentation thread fungus and high temperature yeast) also has not only aerobic but also anaerobic is held concurrently gas bacterium (as subtilis, Bacillus coagulans and milk-acid bacteria), this has just guaranteed that fermentation materials can both fully ferment at heap table (being oxygen-rich layer) He Duidi (being oxygen-poor layer), so fermenting process is exempted from turning.Bacillus category in these bacterial strains can be stored in the fermented product, drying course major part below 95 ℃ is survived at short notice, in behind waste liquid hyper-concentration liquid and chemical fertilizer particulate extruder grain, being manured into soil, the felicity condition that obtains moisture content and air in the soil just can very fast breeding, thereby make the waste liquid material obtain continuing to decompose, activate into organic carbon and other active substances that crop is easy to absorb.Therefore the compound organic and inorganic fertilizer activity of making through this technology is good, fertilizer efficiency is high.
Ashes are in order to adjusting the potential of hydrogen and the degree of closing of fermentation materials in the described adjustment agent, and urea, sal epsom, Repone K, lime carbonate provide nutrition in order to the carbon-nitrogen ratio of adjusting fermentation materials and for microorganism.Urea, sal epsom, Repone K, lime carbonate itself are exactly chemical fertilizer, can increase fertility.
Described chemical fertilizer is one or more the combination among nitrogenous fertilizer, phosphate fertilizer, the potash fertilizer three.Nitrogenous fertilizer, phosphate fertilizer, potash fertilizer three are selected and the ratio collocation according to the requirement of fertilizer product nutritive props.
Described compound material is squeezed into short cylinder through the dry type Squeezinggranulator, is transported to drum-type sieve apparatus polishing seamed edge again, and the powder that polishing produces is transmitted back to mixer, and the short cylinder particle is the target product compound organic and inorganic fertilizer.Use drum-type sieve apparatus polishing short cylinder particulate seamed edge, except improving the outward appearance of product, the rolling bruting process makes the fertiliser granulates cooling, can take away the moisture that accounts for compound material 1.5~1.7% by weight percentage again, helps further reducing the water content of composite fertilizer.
Technical scheme of the present invention with up to the present be employed or disclosed other relevant molasses fermented treating waste liquid technology ratios have following major advantage:
1, optimized choice of the present invention adopts triple effect pump circulation concentration systems to concentrate system of processing as waste liquid, adopt two effects to scrape steaming formula concentration systems as the hyperconcentration system of processing, the course of processing of producing by the series connection of two systems has overcome many technical barriers such as molasses fermented waste liquid water ratio height, viscosity height, fouling be serious, obtains hyper-concentration liquid.Can guarantee with the molasses waste liquid be the grain distillery, Gourmet Powder Factory of raw material, when yeast factory owner products production carries out continuously, molasses fermented waste liquid to any scale quantity discharged is recycled completely, hangs down and drops into, realizes expeditiously producing in enormous quantities compound organic and inorganic fertilizer.
2, various solid, liquid attitude material temperature all are lower than 95 ℃ in all each operations of method of the present invention, needn't dry behind the compound fertilizer pelletizing.Guaranteed the high reactivity and the high fertilizer efficiency of the finished product-compound organic and inorganic fertilizer to greatest extent, and save energy.
3, in the method for the invention, the application of the biological humic of bagasse system is one of gordian technique.The biological humic of bagasse system serves as the starter of filter mud fertilizer, and the filter mud that the microorganism species that cultivates in bagasse in this biological humic is fit to sugarcane is pressed generation ferments.The biological humic of bagasse system is obvious as the water reducer effect of compound material; Be surprised to find that by experiment it still is the viscosity-depression agent of hyper-concentration liquid, can reduce mixer and shut down maintenance, shut down the number of times that cleans.With the activation synergistic agent of the biological humic as fertilizer sources product of bagasse system, the fertilizer efficiency height of the finished product-compound organic and inorganic fertilizer.Experiment shows: with nitrogen, phosphorus, potassium nutrition composition is that standard compares, and this season fertilizer efficiency improves 50%~60% than pure fertilizer.
4, can require nitrogenous fertilizer, phosphate fertilizer, potash fertilizer three are selected and ratio collocation formation chemical fertilizer component according to the fertilizer product nutritive props neatly in the mixed processes of method of the present invention.Hyper-concentration liquid, filter mud fertilizer, biological humic and above-mentioned chemical fertilizer component are mixed in proportion, make total compound reach (N+P by weight percentage 2O 5+ K 2O)=20%~25%, organic=25%~35%, moisture=10%~12%, through the dry type extruder grain, the quality that can make plurality of specifications meets the compound organic and inorganic fertilizer of GB18877-2002 technological standard, satisfies the needs of agriculture production.
Description of drawings
Fig. 1 produces the Production Flow Chart synoptic diagram of an embodiment of method of compound organic and inorganic fertilizer with molasses fermented waste liquid and filter mud for the present invention.
Embodiment
One, embodiment one
It is the grain distillery of raw material with the molasses waste liquid that one embodiment of the present of invention are used to one, and this grain distillery's design went into operation 100 days every year, discharged 1340 tons of molasses alcohol waste liquids every day.The Production Flow Chart of present embodiment, as shown in Figure 1.
One of employed raw material of present embodiment-biological humic 1 prepares with bagasse.Its preparation method please refer to another patented technology " cultivation water modifying agent of bagasse system and its production and use " (patent No. ZL 03138767.5) of the applicant.The improver of water quality of producing according to this patented technology product of water accounts 3%~5% by weight percentage just can be used as present embodiment biological humic 1.This biological humic 1 contains subtilis, Bacillus coagulans, high temperature yeast, milk-acid bacteria and fermentation thread fungus, and it is Powdered to be 80 orders~120 orders, and pH value is 5.5~7.0; The weight percent of composition is 14%~14.8% fulvo acid, 6.5%~6.9% crude protein, robust fibre≤55%, ash content≤24%, moisture 3%~5%.Cook the starter of the another kind of waste-filter mud 2 in sugar refinery of this biological humic and produce the filter mud fertilizer, as the another kind of source of organic matter of compound organic and inorganic fertilizer.
Please see Figure 1 upper left corner, produce filter mud fertilizer process: will be that the biological humic of 65%~68% filter mud, 15%~18% ashes, 10%~12% bagasse powder, 1.5%~2.5% wheat bran, 0.4%~0.6% bagasse system, 0.1%~0.3% urea, 0.1%~0.2% sal epsom, 0.2%~0.4% Repone K, 0.6%~1% lime carbonate are sent into fertilizer workshop 10 by weight percentage.Above-mentioned raw materials forms mass transport to fermenter after stirrer mixes.In fermenter that bank is high 1.1~1.2 meters, the lagging material of surperficial topped ventilation property (be table for example, be in sew up the big emulsion sheet of opening form) with straw with the sack cloth sheet.Material is 60 ℃~70 ℃ continuously fermenting through 7~9 days top temperatures, behind the reactor startup fermented-mass transport is dried to the cylinder dryer, 120 ℃~130 ℃ of import hot blast temperatures of dryer and 50~55 ℃ of hot blast temperatures of outlet make fermented-temperature of charge not be higher than 95 ℃; After obtaining moisture content by weight percentage and be 10%~12% fermentation materials, pulverize through pulverizer again and obtain pulverous filter mud fertilizer.The fertilizer workshop 10 average day output of producing the filter mud fertilizer are designed to 60 tons/day.
Please see Figure 1 upper right corner again, produce the process of a kind of source of organic matter-hyper-concentration liquid of compound organic and inorganic fertilizer: be condensed into 268 tons moisture 50% concentrated solution to 1340 molasses fermented waste liquids 3 of moisture 90% by weight percentage in batch every day with triple effect forced cyclic type concentration systems 20, deliver to two effects and scrape the hyper-concentration liquid that steaming formula hyperconcentration system 21 is condensed into 183 moisture 27%.Above-mentioned hyper-concentration liquid is sent in the temporary storage pond 22.Get 58 tons of hyper-concentration liquids every day and be used to produce the finished product-compound organic and inorganic fertilizer, the hyper-concentration liquid of producing in 100 days can go into operation 315 days for the fertile mixture operation of compound every year.
Please see Figure 1 Lower Half, the process of the fertile mixture operation of compound: chemical fertilizer raw materials such as nitrogenous fertilizer 4, phosphate fertilizer 5, potash fertilizer 6 are delivered between crushing vehicle 30 be processed into the chemical fertilizer of small-particle or pulverizing.Deliver to mixer 31 to hyper-concentration liquid from temporary storage pond 22 with high pressure screw pump every day in batch, each batch adds after aforesaid biological humic 1 mixes in proportion, add the chemical fertilizer and the filter mud fertilizer of small-particle in proportion or pulverizing again, mix through mixer 31 again and obtain the compound material; Contain hyper-concentration liquid 30%~33%, chemical fertilizer 32%~34%, filter mud fertilizer 25%~27%, biological humic 9%~10% in each batch compound material by weight percentage; Above-mentioned compound material is squeezed into the short cylinder particle through dry type Squeezinggranulator 41, is transported to drum-type sieve apparatus 42 polishing seamed edges again, the powder that polishing produces is transmitted back to mixer 31.Short cylinder particulate target product compound organic and inorganic fertilizer send wrapping machine 50 encapsulation of packing respectively, sends into warehouse 60 readys for delivery such as grade at last.
Production requirement TOC 〉=30% by weight percentage for example, chemical fertilizer nutrition 〉=20%, and contain nitrogenous fertilizer, phosphate fertilizer, three kinds of chemical fertilizer of potash fertilizer in the chemical fertilizer component, the nutritive props collocation of these three kinds of chemical fertilizer is N: P 2O 5: K 2O=8: during 5: 7 compound organic and inorganic fertilizer product,
Nitrogenous fertilizer is selected CO (NH for use 2) 2(urea contains N=46%)
Phosphate fertilizer is selected (NH for use 4) 2HPO 4(diammonium phosphate contains N=21%, P 2O 5=53%)
Potash fertilizer is selected KCL for use, and (Repone K contains K 2O=63.5%)
These compound organic and inorganic fertilizer materials every day:
Hyper-concentration liquid (moisture 27%) accounts for 30.5% of gross weight for 58 tons
Filter mud fertilizer (moisture 10%) accounts for 26.3% of gross weight for 50 tons
Nitrogenous fertilizer: urea (moisture 1%) accounts for 13.1% of gross weight for 24.8 tons
Phosphate fertilizer: diammonium phosphate (moisture 1%) accounts for 9.5% of gross weight for 18.1 tons
Potash fertilizer Repone K (moisture 1%) accounts for 11.1% of gross weight for 21.1 tons
Biological humic (moisture 5%) accounts for 9.5% of gross weight for 18 tons
Add up to 190 tons and account for 100% of gross weight
Organic composition calculates in this organic-inorganic compound fertilizer:
Known: in the biological humic organic matter by weight percentage content be 60%, in the filter mud fertilizer organic matter by weight percentage content be 48%, in the hyper-concentration liquid of water content 27% organic matter by weight percentage content be 50%.
Biological humic accounts at the organic matter of this compound organic and inorganic fertilizer: 60% * 9.5%=5.7%
Filter mud accounts at the organic matter of this compound organic and inorganic fertilizer: 48% * 26.3%=12.6%
Hyper-concentration liquid accounts at the organic matter of this compound organic and inorganic fertilizer: 50% * 30.5%=15.3%
So in this compound organic and inorganic fertilizer product organic matter by weight percentage content be:
(5.7+12.6+15.3)%=33.6%
N, P by weight percentage in this organic-inorganic compound fertilizer 2O 5, K 2The calculating of O content:
Urea contribution N:24.8 * 99% * 46%=11.29 (ton)
Diammonium phosphate contribution N:18.1 * 99% * 21%=3.76 (ton)
Diammonium phosphate contribution P 2O 5: 18.1 * 99% * 53%=9.50 (ton)
Repone K contribution K 2O:21.1 * 99% * 63.5%=13.32 (ton)
Add up to: N=15.05, P 2O 5=9.50, K 2O=13.32
15.05/8=1.88,9.50/5=1.90,13.32/7=1.90
Press agricultural fertilizer nutrients ratio accuracy standard, above-mentioned three big nutrients ratios meet 8: 5: 7 requirement substantially.
(N+P 2O 5+ K 2O) ton/190 tons=(15.05+9.50+13.32) ton/190 tons=19.9%
Chemical fertilizer raw material contribution (N+P 2O 5+ K 2O) value is 19.9%
Experimental results demonstrate: in waste liquid hyper-concentration liquid and filter mud fertilizer, all contain 3%~4% N, P by weight percentage 2O 5, K 2O, N, P that this two portions sum is contributed in composite fertilizer 2O 5, K 2O nutrition be %=1.7%~2.2% (this calculating gets 1.8%) of (3~4) % * (30.5+26.3) so in the actual organic-inorganic compound fertilizer product: N+P 2O 5+ K 2O=(19.9+1.8) %=21.7%
This compound organic and inorganic fertilizer is the calculating of water content by weight percentage:
Biological humic accounts for 9.5% (water content 5%), the actual contribution water yield 0.4%
The filter mud fertilizer accounts for 26.3% (water content 10%), the actual contribution water yield 2.6%
Hyper-concentration liquid accounts for 30.5% (water content 27%), the actual contribution water yield 8.2%
Three kinds of chemical fertilizer account for 33.7% (water content 1%), the actual contribution water yield 0.3%
Add up to 100% actual water content 11.5%
Through the extruder grain operation, temperature of charge can reach about 70 ℃, divide machining to trommel screen after, temperature of charge can be reduced to about 40 ℃, can take away 1.5% moisture.Thereby make this compound organic and inorganic fertilizer particle water content drop to 10%, reach the technical requirements of design.
The technical indicator of GB18877-2002 regulation compound organic and inorganic fertilizer is:
N+P 2O 5+K 2O≥20%
Organic 〉=25%
Moisture content≤10%
This compound organic and inorganic fertilizer meets the GB18877-2002 technical indicator.
By the Production Flow Chart requirement, produce 190 tons of compound organic and inorganic fertilizers every day, year produce 6.0 ten thousand tons of 316 days ultimate productions.In 1.83 ten thousand tons of materials ratio 30.5% inverse hyper-concentration liquid (water content 27% by weight percentage) annual consumptions, inverse becomes 13.4 ten thousand tons of molasses fermented waste fluid (water content 90% by weight percentage) annual consumptions again.
Alcohol is produced 100 days discharging of waste liquid amounts per year: 1340 tons/day * 100 days=13.4 ten thousand tons
Conclusion: adopt the production line of 6.0 ten thousand tons of compound organic and inorganic fertilizers of annual output of the present invention, just in time 13.4 ten thousand tons of the molasses alcohol waste liquid total amounts of this grain distillery discharging in every year are fallen in digestion.
Certainly, in the production process of reality, can also be according to the needs in market, in nitrogenous fertilizer, phosphate fertilizer, three kinds of chemical fertilizer of potash fertilizer, select wherein one or both to make up, and suitably increase the usage quantity of hyper-concentration liquid, make the compound organic and inorganic fertilizer that meets the GB18877-2002 technical indicator.
Two, embodiment two
The present invention is used for a factory with molasses processing monosodium glutamate, and 1340 tons of this factory's effluent discharges every day went into operation 100 days every year.The waste liquid that produces with this factory's molasses processing monosodium glutamate is the main material production compound organic and inorganic fertilizer, can specify with reference to the Production Flow Chart of embodiment 1, carries out the operation of following three processes accordingly:
Process one, mass transport after biological humic, 16%~25% the adjustment agent that is 65%~68% filter mud, 10%~12% bagasse powder, 1.5%~2.5% wheat bran, 0.4%~0.6% bagasse system by weight percentage mixed is to fermenter, bank is high 1.1~1.2 meters in the fermenter, the lagging material of surperficial topped ventilation property; Material is 60 ℃~70 ℃ continuously fermenting through 7~9 days top temperatures; Behind the reactor startup fermented-material is dried, temperature of charge is not higher than 95 ℃ during oven dry; After obtaining moisture content by weight percentage and be 10%~12% fermentation materials, pulverize again and obtain pulverous filter mud fertilizer;
Process two, the monosodium glutamate waste liquid that molasses processing monosodium glutamate is produced with triple effect forced cyclic type concentration systems is condensed into the concentrated solution of water content 48%~52% by weight percentage from water content 90% by weight percentage, imitates through two and scrapes steaming formula hyperconcentration system and be condensed into the monosodium glutamate waste liquid hyper-concentration liquid of water content 26%~28% by weight percentage.
Process three after the biological humic that above-mentioned monosodium glutamate waste liquid hyper-concentration liquid is added bagasse system mixes, adds the chemical fertilizer of small-particle or pulverizing and filter mud fertilizer again and mixes and obtain the compound material.By weight percentage, hyper-concentration liquid accounts for 30%~33% in the compound material, chemical fertilizer accounts for 32%~34%, the filter mud fertilizer accounts for 25%~27%, biological humic accounts for 9%~10%.Above-mentioned compound material through extruding of dry type Squeezinggranulator and sieve apparatus screening, is made granular compound organic and inorganic fertilizer.
For example, production requirement is TOC 〉=30% by weight percentage, chemical fertilizer nutrition 〉=20%, and contain nitrogenous fertilizer, phosphate fertilizer, three kinds of fertilizer of potash fertilizer in the chemical fertilizer component, this three seed manures material nutrient ratio collocation is N: K 2O 5: K 2O=7: during 6: 7 compound organic and inorganic fertilizer product:
Nitrogenous fertilizer is selected CO (NH for use 2) 2(urea contains N=46%)
Phosphate fertilizer is selected (NH for use 4) 2HPO 4(diammonium phosphate contains N=21%, P 2O 5=53%)
Potash fertilizer is selected KCl for use, and (Repone K contains K 2O=63.5%)
These compound organic and inorganic fertilizer materials every day:
Monosodium glutamate waste liquid hyper-concentration liquid (moisture 26%) accounts for 31.7% of gross weight for 60.4 tons
Filter mud fertilizer (moisture 12%) accounts for 25% of gross weight for 47.4 tons
Nitrogenous fertilizer (urea, moisture 1%) accounts for 10.3% of gross weight for 19.6 tons
Phosphate fertilizer (diammonium phosphate, moisture 1%) accounts for 11.6% of gross weight for 22.0 tons
Potash fertilizer (Repone K, moisture 1%) accounts for 11.4% of gross weight for 21.6 tons
Biological humic (moisture 3%) accounts for 10% of gross weight for 19 tons
Add up to: 190 ton 100%
Organic content ratio calculating by weight percentage in this organic-inorganic compound fertilizer:
Biological humic is contributed organic ratio: 60% * 10%=6%
The filter mud fertilizer is contributed organic ratio: 48% * 25%=12%
Moisture 26% monosodium glutamate waste liquid hyper-concentration liquid is contributed organic ratio: 51.9% * 31.7%=16.4%
So in this compound organic and inorganic fertilizer product by weight percentage TOC be:
(6+12+16.4)%=34.4%
Chemical fertilizer nutrient in this compound organic and inorganic fertilizer (N, P 2O 5, K 2O) calculate:
Urea contribution N:19.6 ton * 99% * 46%=8.93 ton
Diammonium phosphate contribution N:22 ton * 99% * 21%=4.57 ton
Diammonium phosphate contribution P 2O 5: 22 tons * 99% * 53%=11.54 ton
Repone K contribution K 2O:21.6 ton * 99% * 63.5%=13.5 ton
More than add up to: N=13.5 ton P 2O 5=11.54 tons of K 2The O=13.5 ton
13.5/7=1.928?11.54/6=1.923?13.5/7=1.928
Press agricultural fertilizer nutrients ratio accuracy standard, above-mentioned three big nutrient (N: P 2O 5: K 2O) ratio meets 7: 6: 7 requirement substantially.
(N+P 2O 5+ K 2O) ton/190 tons=(13.5+11.54+13.5) ton/190 tons=20.2%
Add N, P contained in monosodium glutamate waste liquid hyper-concentration liquid and the filter mud fertilizer 2O 5, K 2O, (contribution amount is calculated by 1.5%~1.7%).This compound organic and inorganic fertilizer product reaches (N+P 2O 5+ K 2O) 〉=20% index.
Moisture content percentage calculation by weight percentage in this compound organic and inorganic fertilizer product:
Biological humic accounts for 10% (water content 3%), the actual contribution water yield 0.3%
The monosodium glutamate waste liquid hyper-concentration liquid accounts for 31.7% (water content 26%), the actual contribution water yield 8.2%
The filter mud fertilizer accounts for 25% (water content 12%), the actual contribution water yield 3%
All chemical fertilizer accounts for 33.3% (water content 1%), the actual contribution water yield 0.3%
Add up to: 100% actual water content 11.8%
By the cooling of granulation heating and sieve apparatus, can take away 1.5%~1.7% moisture content, the actual water content of product is less than 10.3%, with the standard-required gap less than 2.9%, genus error permissible value scope.
Therefore the actual index of compound organic and inorganic fertilizer product of this example production is:
N+P 2O 5+ K 2O=20.2% organic matter=34.4% moisture content=10.3%
This product meets the GB18877-2002 technical indicator.
By the Production Flow Chart requirement, produce 190 tons of compound organic and inorganic fertilizers every day, year produce 5.7 ten thousand tons of 300 days ultimate productions.In materials ratio 31.7% inverse monosodium glutamate waste liquid hyper-concentration liquid (water content 26% by weight percentage), 1.807 ten thousand tons of annual consumptions, inverse becomes molasses monosodium glutamate waste liquid (water content 90%) again, year digestion amount is 13.4 ten thousand tons, has realized whole recyclings of the annual effluent discharge amount of this molasses msg project.
Certainly, in the production process of reality, can also be according to the needs in market, in nitrogenous fertilizer, phosphate fertilizer, three kinds of chemical fertilizer of potash fertilizer, select wherein one or both to make up, and suitably increase the usage quantity of monosodium glutamate waste liquid hyper-concentration liquid, make the compound organic and inorganic fertilizer that meets the GB18877-2002 technical indicator.
Three, embodiment three
The present invention is used to the factory of 1340 tons of day discharging molasses processing zymic waste water, and this factory is annual to produce 100 days.The waste liquid that produces with this factory molasses processing yeast is the main material production compound organic and inorganic fertilizer, can carry out the operation of following three processes accordingly with reference to the specifying of embodiment 1 Production Flow Chart:
Process one, mass transport after biological humic, 16%~25% the adjustment agent that is 65%~68% filter mud, 10%~12% bagasse powder, 1.5%~2.5% wheat bran, 0.4%~0.6% bagasse system by weight percentage mixed is to fermenter, bank is high 1.1~1.2 meters in the fermenter, the lagging material of surperficial topped ventilation property; Material is 60 ℃~70 ℃ continuously fermenting through 7~9 days top temperatures; Behind the reactor startup fermented-material is dried, temperature of charge is not higher than 95 ℃ during oven dry; After obtaining moisture content by weight percentage and be 10%~12% fermentation materials, pulverize again and obtain pulverous filter mud fertilizer;
Process two, with triple effect forced cyclic type concentration systems molasses yeast fermentation waste liquid is condensed into the concentrated solution of water content 48%~52% by weight percentage from water content 90% by weight percentage, imitates through two again and scrape steaming formula hyperconcentration system and be condensed into the yeast waste liquor hyper-concentration liquid of water content 26%~28% by weight percentage;
Process three after the biological humic that the yeast waste liquor hyper-concentration liquid is added bagasse system mixes, adds the chemical fertilizer of small-particle or pulverizing and filter mud fertilizer again and mixes and obtain the compound material; Hyper-concentration liquid accounts for 30%~33% by weight percentage in the compound material, chemical fertilizer accounts for 32%~34%, the filter mud fertilizer accounts for 25%~27%, biological humic accounts for 9%~10%; Above-mentioned compound material through extruding of dry type Squeezinggranulator and sieve apparatus screening, is made granular compound organic and inorganic fertilizer.
For example, production requirement is TOC 〉=30% by weight percentage, chemical fertilizer nutrition 〉=20%, and contain nitrogenous fertilizer, phosphate fertilizer, three kinds of fertilizer of potash fertilizer in the chemical fertilizer component, this three seed manures material nutrient ratio collocation is N: P 2O 5: K 2O=9: during 5: 6 compound organic and inorganic fertilizer product:
Nitrogenous fertilizer is selected CO (NH for use 2) 2(urea contains N=46%)
Phosphate fertilizer is selected (NH for use 4) 2HPO 4(diammonium phosphate contains N=21%, P 2O 5=53%)
Potash fertilizer is selected KCl for use, and (Repone K contains K 2O=63.5%)
These compound organic and inorganic fertilizer materials every day:
Yeast waste liquor hyper-concentration liquid (moisture 28%) accounts for gross weight 30% for 57 tons
Filter mud fertilizer (moisture 10%) accounts for gross weight 27% for 51.4 tons
Nitrogenous fertilizer (urea, moisture 1%) accounts for gross weight 14.8% for 28.3 tons
Phosphate fertilizer (diammonium phosphate, moisture 1%) accounts for gross weight 9.3% for 17.6 tons
Potash fertilizer (Repone K, moisture 1%) accounts for gross weight 9.3% for 17.7 tons
Biological humic (moisture 3%) accounts for gross weight 9.4% for 18 tons
Add up to: 190 ton 100%
Organic content ratio calculating by weight percentage in this organic-inorganic compound fertilizer:
Biological humic is contributed organic ratio: 60% * 9.4%=5.6%
The filter mud fertilizer is contributed organic ratio: 48% * 27%=13%
Moisture 28% yeast waste liquor hyper-concentration liquid contribution is organic: 48.2% * 30%=14.5%
So in this organic-inorganic compound fertilizer product by weight percentage TOC be:
(5.6+13+14.5)%=33.1%
Chemical fertilizer nutrient (N, P in this organic-inorganic compound fertilizer product 2O 5, K 2O) calculate:
Urea contribution N:28.3 ton * 99% * 46%=12.9 ton
Diammonium phosphate contribution N:17.6 ton * 99% * 21%=3.7 ton
Diammonium phosphate contribution P 2O 5: 17.6 tons * 99% * 53%=9.2 ton
Repone K contribution K 2O:17.7 ton * 99% * 63.5%=11.1 ton
Each nutrient actual value is: N=16.6 ton P 2O 5=9.2 tons of K 2The O=11.1 ton
16.6/9=1.844?9.2/5=1.840?11.1/6=1.850
Press agricultural fertilizer nutrients ratio accuracy standard, above-mentioned three big nutrient (N: P 2O 5: K 2O) ratio meets 9: 5: 6 requirement substantially.
(N+P 2O 5+ K 2O) ton/190 tons=(16.6+9.2+11.1) ton/190 tons=19.4%
Add N, P contained in yeast waste liquor hyper-concentration liquid and the filter mud fertilizer 2O 5, K 2O, (contribution amount about 1.5%~1.7%), (N+P in this compound organic and inorganic fertilizer product 2O 5+ K 2O) 〉=20%.
Moisture content percentage calculation in this compound organic and inorganic fertilizer product:
Biological humic accounts for 9.4% (water content 3%), the contribution water yield 0.28%
The yeast waste liquor hyper-concentration liquid accounts for 30% (water content 28%), the contribution water yield 8.4%
The filter mud fertilizer accounts for 27% (water content 10%), the contribution water yield 2.7%
Chemical fertilizer accounts for 33.4% (water content 1%), the contribution water yield 0.33%
Add up to water content (0.28+8.4+2.7+0.33) %=11.7%
The material temperature reaches 70 ℃ after granulation, through roller screen screening postcooling to 40 ℃, can take away 1.5%~1.7% moisture, and remaining moisture content is about 10.2, with standard ratio error 2%, belongs to the permissible error scope.
Therefore the compound organic and inorganic fertilizer quality standard of this example manufacturing meets the requirement of GB18877-2002 standard.
By the Production Flow Chart requirement, produce 190 tons of compound organic and inorganic fertilizers every day, year production 326 days, 6.2 ten thousand tons of ultimate productions.In materials ratio 30% inverse yeast waste liquor hyper-concentration liquid (water content 28% by weight percentage), 1.86 ten thousand tons of annual consumptions, inverse becomes molasses yeast waste liquor (water content 90%) again, and a year digestion amount is 13.4 ten thousand tons, has realized whole recyclings of the annual effluent discharge amount of this molasses yeast project.
In the production process of reality, can also be according to the needs in market, in nitrogenous fertilizer, phosphate fertilizer, three kinds of chemical fertilizer of potash fertilizer, select wherein one or both to make up, and suitably increase the usage quantity of yeast waste liquor hyper-concentration liquid, make the compound organic and inorganic fertilizer that meets the GB18877-2002 technical indicator.
The above only is preferred embodiment of the present invention, does not limit scope of the invention process with this, and the equivalence of doing according to technical scheme of the present invention and description changes and modification, all should belong to the scope that the present invention is contained.

Claims (3)

1. with the method for molasses fermented waste liquid and filter mud production compound organic and inorganic fertilizer, comprise following process:
Process A, satisfying total weight percent is under 100% the condition, mass transport after biological humic, 16%~25% the adjustment agent that is 65%~68% filter mud, 10%~12% bagasse powder, 1.5%~2.5% wheat bran, 0.4%~0.6% bagasse system by weight percentage mixed is to fermenter, the biological humic of described bagasse system contains subtilis, Bacillus coagulans, high temperature yeast, milk-acid bacteria and fermentation thread fungus, it is Powdered to be 80 orders~120 orders, and pH value is 5.5~7.0; The weight percent of composition is 14%~14.8% fulvo acid, 6.5%~6.9% crude protein, robust fibre≤55%, ash content≤24%, moisture 3%~5%; Described adjustment agent is made up of the ashes that account for described material 15%~18% by weight percentage, 0.1%~0.3% urea, 0.1%~0.2% sal epsom, 0.2%~0.4% Repone K, 0.6%~1% lime carbonate; Bank is high 1.1~1.2 meters in the fermenter, the lagging material of surperficial topped ventilation property; Material is 60 ℃~70 ℃ continuously fermenting through 7~9 days top temperatures; Behind the reactor startup fermented-material is dried, temperature of charge is not higher than 95 ℃ during oven dry; After obtaining moisture content by weight percentage and be 10%~12% fermentation materials, pulverize again and obtain pulverous filter mud fertilizer;
Process B, with triple effect forced cyclic type concentration systems molasses fermented waste liquid is condensed into the concentrated solution of water content 48%~52% by weight percentage from water content 90% by weight percentage, imitates through two again and scrape steaming formula hyperconcentration system and be condensed into the hyper-concentration liquid of water content 26%~28% by weight percentage;
Process C after the biological humic that hyper-concentration liquid is added bagasse system mixes, adds the chemical fertilizer of small-particle or pulverizing and filter mud fertilizer again and mixes and obtain the compound material; Contain hyper-concentration liquid 30%~33%, chemical fertilizer 32%~34%, filter mud fertilizer 25%~27%, biological humic 9%~10% in the compound material by weight percentage; Above-mentioned compound material is squeezed into granular compound organic and inorganic fertilizer through the dry type Squeezinggranulator.
2. method of producing compound organic and inorganic fertilizer with molasses fermented waste liquid and filter mud according to claim 1 is characterized in that: described chemical fertilizer is one or more the combination among nitrogenous fertilizer, phosphate fertilizer, the potash fertilizer three.
3. method of producing compound organic and inorganic fertilizer according to claim 2 with molasses fermented waste liquid and filter mud; it is characterized in that: described compound material is squeezed into short cylinder through the dry type Squeezinggranulator; be transported to drum-type sieve apparatus polishing seamed edge again; the powder that polishing produces is transmitted back to mixer, and the short cylinder particle is the target product compound organic and inorganic fertilizer.
CN2007100091532A 2007-06-20 2007-06-20 Method of manufacturing organic, inorganic compound fertilizer with molasses zymolysis waste liquor and lime sludge CN101108779B (en)

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