CN102898195A - Method for preparing biological fertilizers from corn soaking liquid - Google Patents
Method for preparing biological fertilizers from corn soaking liquid Download PDFInfo
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- CN102898195A CN102898195A CN2012104262413A CN201210426241A CN102898195A CN 102898195 A CN102898195 A CN 102898195A CN 2012104262413 A CN2012104262413 A CN 2012104262413A CN 201210426241 A CN201210426241 A CN 201210426241A CN 102898195 A CN102898195 A CN 102898195A
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- fermentation
- corn steep
- steep liquor
- soaking liquid
- filter mud
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention relates to the field of agricultural and sideline product deep processing and particularly discloses a method for preparing biological fertilizers from corn soaking liquid. The method uses the corn soaking liquid as raw materials and is characterized in that the corn soaking liquid is concentrated, then, filter mud and alkali liquor are added for neutralization, the pH is regulated to 5 to 6, the corn soaking liquid is thrown into a mixed pre-fermentation device, crushed protein cake, filter mud and fiber slag are added into the fermentation device, and the pre-fermentation is carried out after the full mixing; then, an anaerobic fermentation device is adopted, biological species are added, and the fermentation is carried out again at 28 to 30 DEG C; and fermented products are added with ingredients, then, the drying, the granulation, the cooling and the screening are carried out, and then, products are obtained. The method has the advantages the environment pollution and the environment protection pressure are lightened, the corn soaking liquid and the filter mud of sugar refineries are effectively treated, new products are also developed, the nutrition and irrigation requirements of local farmers are met, and the effect of getting two results from one effort is reached.
Description
(1) technical field
The present invention relates to the processing of agriculture product field, particularly a kind of method of utilizing corn steep liquor to make bio-fertilizer.
(2) background technology
The volume increase of current agricultural generally relies on chemical fertilizer, can cause environmental pollution on the one hand, and in fact Rural Plane Source Pollution is quite serious at present, becomes a thorny difficult problem, also can affect on the other hand the quality of agricultural-food.When using cost, must improve the usage ratio of fertilizer, use bio-feritlizer, can increase production, can improve quality again, play the effect of preserving the ecological environment, and can extensively utilize the town and country organic waste.Over past ten years; many R﹠D institutions and relevant department's multiple organic waste treatment of cooperative development development utilize equipment and facilities; played a role in various degree at that time, but limitation was arranged, far can not satisfy the agricultural sustainable development requirement of current environment protection and resource reutilization industrialization.
The corn deep processing great majority of China adopt wet process technique, the corn soaking output of fluid is large, difficult treatment, domestic and international starch and β-amylose processing industry problem demanding prompt solution, once had business unit to extract luxuriant and rich with fragrance tincture, inositol, zeaxanthin etc. with it, but industrial scale is less, technique is immature, production cost is higher, and utilization ratio is low.The solid substance that contains 140 ~ 160g/L in the corn steep liquor in dried solid substance, contains 40% crude protein approximately, 1 ~ 2% reducing sugar, strong amino acid, hemicellulose, colloid, phytic acid, abundant VITAMIN and trace element etc.These compositions all are good growth of animal nutritional factor except phytic acid, are the good nutrition carriers that is fit to fermentation.In recent years two, the yellow slurry of corn steep liquor is fermented, make the bio-fertilizer field in conjunction with processings such as organic plant ash, inorganic carbonate calcium and obtained very much progress, comprise and set up liquid biological fertilizer, directly exempt dry and packing, in the economic radiation radius, directly irrigate, both effectively improved plant growth, solve again accumulation and the processing pressure of enterprise's solid liquid waste, formed good Mode of Circular.
In sugar manufacturing process, filter mud is one of large byproduct of sugaring.Large several ten million tons of annual filter mud output is difficult to process, and piles up and takes up an area, and has wasted huge land resources.Sugaring is to utilize raw sugar processing to purify to produce white sugar etc., the moisture of carbonatation process filter mud and organic nutriment do not reach the standard of bio-fertilizer, this just brings great difficulty for consuming in a large number filter muds, at present the domestic and international also method of comparatively imperfect this kind of disposal and utilization filter mud.
(3) summary of the invention
The present invention provides the corn steep liquor that utilizes of a kind of science environmental protection, reduction cost to make the method for biological process in order to remedy the deficiencies in the prior art.
The present invention is achieved through the following technical solutions:
A kind of method of utilizing corn steep liquor to make bio-fertilizer, take corn steep liquor as raw material, it is characterized in that: add filter mud and alkali lye neutralization after corn steep liquor is concentrated, adjusting the pH value is 5 ~ 6, it is rendered in the pre-fermentation unit of mixing, in fermentation unit, add meringue, filter mud and the fibrous residue that crushes, pre-fermentation after fully mixing; Then adopt anaerobic ferment devices, add 1 ‰ active dry yeast biological inoculums, again fermentation under 28 ~ 30 ℃; Product after the fermentation obtains product after through oven dry, granulation, cooling, screening after adding batching.
By the research to corn steep liquor, find that its organic composition is very abundant, the materials such as rich in proteins, amino acid, organic acid, starch, soluble sugar, it is the good natural nutrition base of microbial fermentation, in conjunction with filter mud of sugar refinery, both can antacid corn steep liquor, can provide electrodeless calcium salt again, can also be as the solid carrier of microbial fermentation, utilize synthesization technological development route, effectively break through limitation and the constraint of conventional process mode, be transformed into bio-fertilizer, satisfy the crop alimentary fertilising in peripheral farmland.
More excellent scheme of the present invention is:
The collecting methane that produces in the described anaerobic ferment devices fermenting process enters the methane boiler that connects fermentation unit, drying installation and prilling granulator by water-sealed tank, spark arrester, for the said units device provides heat.
Described batching is in straw, stalk, plant ash and the fibrous residue after pulverizing one or more, according to different soils situation and Different Crop, adds various batchings, makes and contains the required nutritive element of various plants growth in the fertilizer.
Described alkali lye is salt of wormwood or ammoniacal liquor.
The present invention adds meringue in corn steep liquor, increase protein quality, the ratio of tropina, animals and plants indispensable amino acid such as Methionin, methionine(Met), Threonine is improved, greatly improved the organotrophy composition of fertilizer, some can directly absorb for crop, strengthens fertilizer efficiency.
The present invention has effectively utilized solid-state rubbish and the pollutent that produces in the enterprise production process, and waste is utilized again, turns waste into wealth; Thoroughly solved the problem of environmental pollution of corn steep liquor, although a large amount of corn steep liquors contains abundant nutritive substance, unprocessed direct discharging can cause serious environmental pollution.
The present invention has certain economic benefit, utilizes corn steep liquor to produce bio-fertilizer, has improved the quality of protein, with the fertile comparision of production of traditional biological, has saved brewing water, and production cost reduces, and economic benefit and social benefit are considerable; And end-use is extensive, is widely used in all kinds of soil properties and various crop, comprises the cultivation of various booth vegetables, fruits and vegetables, economic class crop, food crop and medicinal material, flowers, lawn, nursery stock etc.
The present invention had both alleviated environmental pollution and environmental protection pressure, corn steep liquor and filter mud of sugar refinery have effectively been processed, nutrition and the irrigation of developing new product again and satisfying local peasant household, kill two birds with one stone,, environmental disruption day by day exhausted in resource serious today, efficient comprehensive cyclic utilization corn steep liquor, develop to greatest extent its function and added value, reduce cost and alleviate aim and the effective way that environmental pollution will be recycling economy, for driving agricultural development, the immeasurable social benefit of having made the rural economy flourish.
(4) embodiment
Embodiment:
Take corn steep liquor as raw material, add filter mud and alkali lye neutralization with after concentrated one times of the corn steep liquor magma, adjusting the pH value is 5 ~ 6, it is rendered in the pre-fermentation unit of mixing, in fermentation unit, add meringue, filter mud and the fibrous residue that crushes, make solid content be controlled at 5 ~ 10%, pre-fermentation after fully mixing; Then adopt anaerobic ferment devices, add 1 ‰ active dry yeast biological inoculums, again fermentation under 30 ℃; Product after the fermentation obtains product after through oven dry, granulation, cooling, screening after adding batching; The collecting methane that produces in the described anaerobic ferment devices fermenting process enters the methane boiler that connects fermentation unit, drying installation and prilling granulator by water-sealed tank, spark arrester; Described batching is in straw, stalk, plant ash and the fibrous residue after pulverizing one or more; Described alkali lye is salt of wormwood or ammoniacal liquor.
The method is made bio-fertilizer, and the corn steep liquor quantity discharged greatly reduces, and has consumed filter mud of sugar refinery, has solved the pollution of solid liquid waste, has saved environmental protection treatment fund 5,000,000/year.
Carry out contrast test of fertilizer efficiency according to Different Crop, comprise that corn, wheat, tobacco isotype plant carry out the manure trial of seedling stage, florescence and fructescence.The contrast of seedling stage result shows, does not affect the normal growth state of crop, and the blank raising 5% of more apply fertilizer of its speed of growth; Biomass increases about 10% than blank; The thousand seed weight of fruit dry weight and cereal crop increases by 12% than blank.This kind bio-fertilizer is suitable than the conventional fertilizers fertilizer efficiency.
But use this kind biological organic fertilizer culture fertility, reduce fertilizer amount, reduce nitrate content in the product of rural area, purify crop growth environment, improve agricultural product quality, conscientiously solve the agricultural-food objectionable impurities problem that exceeds standard, make agricultural-food become real green food, for the Sustainable development of agricultural creates conditions.
Claims (4)
1. method of utilizing corn steep liquor to make bio-fertilizer, take corn steep liquor as raw material, it is characterized in that: add filter mud and alkali lye neutralization after corn steep liquor is concentrated, adjusting the pH value is 5 ~ 6, it is rendered in the pre-fermentation unit of mixing, in fermentation unit, add meringue, filter mud and the fibrous residue that crushes, pre-fermentation after fully mixing; Then adopt anaerobic ferment devices, add 1 ‰ active dry yeast biological inoculums, again fermentation under 28 ~ 30 ℃; Product after the fermentation obtains product after through oven dry, granulation, cooling, screening after adding batching.
2. the method for utilizing corn steep liquor to make bio-fertilizer according to claim 1, it is characterized in that: the collecting methane that produces in the described anaerobic ferment devices fermenting process enters the methane boiler that connects fermentation unit, drying installation and prilling granulator by water-sealed tank, spark arrester.
3. the method for utilizing corn steep liquor to make bio-fertilizer according to claim 1 is characterized in that: described batching is in straw, stalk, plant ash and the fibrous residue after pulverizing one or more.
4. the method for utilizing corn steep liquor to make bio-fertilizer according to claim 1, it is characterized in that: described alkali lye is salt of wormwood or ammoniacal liquor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210426241.3A CN102898195B (en) | 2012-10-31 | 2012-10-31 | Method for preparing biological fertilizers from corn soaking liquid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210426241.3A CN102898195B (en) | 2012-10-31 | 2012-10-31 | Method for preparing biological fertilizers from corn soaking liquid |
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| CN102898195A true CN102898195A (en) | 2013-01-30 |
| CN102898195B CN102898195B (en) | 2014-06-04 |
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| CN201210426241.3A Active CN102898195B (en) | 2012-10-31 | 2012-10-31 | Method for preparing biological fertilizers from corn soaking liquid |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103304283A (en) * | 2013-06-08 | 2013-09-18 | 梧州市亿源肥业有限公司 | Production method for organic fertilizer |
| CN105494978A (en) * | 2015-12-21 | 2016-04-20 | 河南省新大牧业有限公司 | Method for preparing fermented pig feed through corn soaking solution and fermented pig feed prepared through method |
| CN111732468A (en) * | 2020-07-01 | 2020-10-02 | 上海农乐生物制品股份有限公司 | Use of corn by-products in fecal treatment |
| US11155504B1 (en) | 2019-01-10 | 2021-10-26 | True Organic Products, Inc. | Combination fertilizer |
| CN114853528A (en) * | 2022-03-07 | 2022-08-05 | 江苏海洋大学 | Method for producing foliar fertilizer containing organic matters by using corn soaking solution |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10301226B2 (en) | 2016-04-13 | 2019-05-28 | True Organic Products, Inc. | Ph adjusted organic fertilizer from anaerobic digestate and grain by-products |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU605032B2 (en) * | 1989-03-31 | 1991-01-03 | Carlton Andrew Burdett | Fertiliser |
| CN1546437A (en) * | 2003-12-01 | 2004-11-17 | 华中农业大学 | Organic fertilizer composed of waste liquid and waste residue and decomposing leaven from sugar refinery and method for preparing the same |
| CN102093126A (en) * | 2010-12-03 | 2011-06-15 | 张新雄 | Method for producing bio-fertilizer from waste organic matters |
| US20120011910A1 (en) * | 2010-07-13 | 2012-01-19 | Daniels Ralph S | Organic fertilizer |
-
2012
- 2012-10-31 CN CN201210426241.3A patent/CN102898195B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU605032B2 (en) * | 1989-03-31 | 1991-01-03 | Carlton Andrew Burdett | Fertiliser |
| CN1546437A (en) * | 2003-12-01 | 2004-11-17 | 华中农业大学 | Organic fertilizer composed of waste liquid and waste residue and decomposing leaven from sugar refinery and method for preparing the same |
| US20120011910A1 (en) * | 2010-07-13 | 2012-01-19 | Daniels Ralph S | Organic fertilizer |
| CN102093126A (en) * | 2010-12-03 | 2011-06-15 | 张新雄 | Method for producing bio-fertilizer from waste organic matters |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103304283A (en) * | 2013-06-08 | 2013-09-18 | 梧州市亿源肥业有限公司 | Production method for organic fertilizer |
| CN105494978A (en) * | 2015-12-21 | 2016-04-20 | 河南省新大牧业有限公司 | Method for preparing fermented pig feed through corn soaking solution and fermented pig feed prepared through method |
| US11155504B1 (en) | 2019-01-10 | 2021-10-26 | True Organic Products, Inc. | Combination fertilizer |
| CN111732468A (en) * | 2020-07-01 | 2020-10-02 | 上海农乐生物制品股份有限公司 | Use of corn by-products in fecal treatment |
| CN114853528A (en) * | 2022-03-07 | 2022-08-05 | 江苏海洋大学 | Method for producing foliar fertilizer containing organic matters by using corn soaking solution |
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| Publication number | Publication date |
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| CN102898195B (en) | 2014-06-04 |
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Denomination of invention: The method of making bio fertilizer with corn soaking solution Effective date of registration: 20210308 Granted publication date: 20140604 Pledgee: Agricultural Bank of China Limited Leling City sub branch Pledgor: SHANDONG ZHONGGU STARCH SUGAR Co.,Ltd. Registration number: Y2021980001520 |
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