CN105819916A - Method for producing organic fertilizer from reed soda pulping process black liquor and corn fermentation glutamic acid waste liquor - Google Patents
Method for producing organic fertilizer from reed soda pulping process black liquor and corn fermentation glutamic acid waste liquor Download PDFInfo
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- CN105819916A CN105819916A CN201610400036.8A CN201610400036A CN105819916A CN 105819916 A CN105819916 A CN 105819916A CN 201610400036 A CN201610400036 A CN 201610400036A CN 105819916 A CN105819916 A CN 105819916A
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- China
- Prior art keywords
- black liquor
- corn fermentation
- phragmites communis
- liquor
- glutamic acid
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
- C05F5/006—Waste from chemical processing of material, e.g. diestillation, roasting, cooking
- C05F5/008—Waste from biochemical processing of material, e.g. fermentation, breweries
Abstract
The invention discloses a method for producing an organic fertilizer from reed soda pulping process black liquor and corn fermentation glutamic acid waste liquor and belongs to the field of organic fertilizers. The method comprises the procedures of mixing the black liquor collected from the reed soda pulping process with the waste liquor collected from the process of producing glutamic acid through corn fermentation and producing the organic fertilizer. The procedure of mixing the black liquor collected from the reed soda pulping process with the waste liquor collected from the process of producing the glutamic acid through corn fermentation comprises the steps of storage of the black liquor, storage of the waste liquor and mixing of the black liquor and the waste liquor. The procedure of producing the organic fertilizer comprises the steps of evaporation and concentration, spraying granulation, cooling, sieving and film coverage, so that an organic fertilizer finished product is obtained. According to the method, the black liquor generated through the reed soda pulping process is alkaline and rich in organic matter, natural fulvic acid and other elements; the waste liquor generated in the process of producing the glutamic acid through corn fermentation is acidic and high in nitrogen content. The black liquor and the waste liquor are mixed in a certain proportion, so that the PH values and nutrition of the two types of liquor supplement one another, and after the concentration is raised through evaporation and concentration, the organic fertilizer high in content of the organic matter and nutrition is produced through the spraying granulation technology.
Description
Technical field
The invention belongs to the extension of organic fertilizer technical field, particularly relate to by phragmites communis alkaline pulping black liquor and the method for corn fermentation waste water of mgs mixture manufacturing fertilizer.
Background technology
For carrying out central authorities' No. 1 files in 2015 and National Agricultural working conference spirit, the Ministry of Agriculture is excessively used for current chemical fertilizer, blindly use cause agriculture production cost height, the wasting of resources, arable land to harden, the phenomenon such as soil acidification and organic manure resource utilization rate is low, Fertilization Structure is uneven, the heavily light fertilizer of chemical fertilizer.In on February 17th, 2015 formulate and issue " to the year two thousand twenty fertilizer application amount zero growth rate action scheme " clearly proposes future Technology Ways in addition to " smart ", " tune ", " changing ", rely primarily on " replacing " and i.e. replace inorganic fertilizer with fertilizer, realize organic-inorganic to combine lifting arable land basic topography, substitute external chemical fertilizer nutrient with inherent nutrient of ploughing and put into.The organic fertilizer quality produced by the black liquor of phragmites communis soda pulping process and the method for corn fermentation production waste water of mgs mixture manufacturing fertilizer is the most excellent, active organic matter is up to more than 40-65%, wherein natural humus acid content is up to 20-35%, can be decomposed by soil microorganism well and utilize, be substantially improved physical property and the fertility of soil.
At present, the most do not find by phragmites communis alkaline pulping black liquor and the method for corn fermentation waste water of mgs mixture manufacturing fertilizer.
Summary of the invention
It is an object of the invention to provide a kind of phragmites communis alkaline pulping black liquor and the method for corn fermentation production waste water of mgs mixture manufacturing fertilizer, this method is, after the black liquor produced after using phragmites communis soda pulping process mixes by a certain percentage with the waste liquid utilizing corn fermentation to produce glutamic acid generation, to concentrate through evaporator evaporation.Then by concentrated solution by slurry-spraying pelletizing, cool down, sieve, the final production such as peplos goes out the fertilizer rich in high organic and nutrient content.
The aobvious alkalescence of black liquor using phragmites communis soda pulping process to produce, pH value at 10-14, rich in compositions such as organic and natural fulvic acids, utilizes corn fermentation to produce the aobvious acidity of waste liquid of glutamic acid process, and pH value is at 2.5-3.5, and nitrogen content is high.If both waste liquids individually producing fertilizer be just respectively necessary for regulating pH value with substantial amounts of acid or alkali, cost raises, and can cause the phenomenon that organic matter, nutrient content reduce during regulation pH value, causes unnecessary organic matter and nutrient loss.Now black liquor and the corn fermentation of phragmites communis soda pulping process are produced the waste liquid of glutamic acid with certain proportion mixing, make both waste liquids during producing fertilizer, pH value and nutrient are complementary, are produced the organic fertilizer of high organic and nutrient content after evaporation and concentration improves concentration by spray granulation.
Purpose of the present invention technical scheme is such that black liquor and the method for corn fermentation waste water of mgs production fertilizer produced by phragmites communis soda pulping process, and the method includes that black liquor phragmites communis soda pulping process collected and corn fermentation produce waste liquid mixed processes and organic fertilizer production operation two parts that glutamic acid is collected.Black liquor and the mixed processes of corn fermentation production glutamic acid collection waste liquid that wherein phragmites communis soda pulping process is collected include black liquor storage, waste liquid storage and both mixing.Organic fertilizer production operation includes: evaporation and concentration, slurry-spraying pelletizing, cool down, sieve, peplos, fertilizer finished product packing.
The technological parameter of the mixed processes that phragmites communis alkaline pulping black liquor and corn fermentation produce waste water of mgs is:
Phragmites communis soda pulping process black liquid consistency: 8-12%；
Phragmites communis soda pulping process black liquor temperature: 60 ± 5 DEG C；
Phragmites communis alkaline pulping black liquor pH value 10-14；
Content of organic matter 40-65% of phragmites communis alkaline pulping black liquor；
The content of humic acid 20-35% of phragmites communis alkaline pulping black liquor；
Corn fermentation produces waste water of mgs concentration: 5-8%；
Corn fermentation production waste water of mgs temperature: 60 ± 5 DEG C；
Corn fermentation produces pH value 2.5-3.5, wherein waste liquid PH:3.9-4.1 after corn soaking, waste liquid PH:1.5-1.7 during saccharifying of waste water of mgs, extracts acid adjustment waste liquid PH:3-3.5；
PH=5.5-8.5 after the mixing of phragmites communis alkaline pulping black liquor and corn fermentation production waste water of mgs.
Under the conditions of above-mentioned, the technological parameter of organic fertilizer production operation is:
Dense mixed liquid concentration: 42-47% after evaporation and concentration；
Dense mixeding liquid temperature after evaporation and concentration: 100 DEG C；
Comminutor head temperature: 400-500 DEG C；
Comminutor tail temperature: 100-110 DEG C；
Spray pressure: 0.25-0.45MPa；
Product granularity (1.00-4.75mm): >=90%；
Organic mass fraction (in terms of drying): >=45%；
The mass fraction (in terms of drying) of total nutrient: >=5.0%；
The mass fraction (in terms of drying) of moisture (fresh sample) :≤30%；
Acid-base value: PH=5.5-8.5.
The present invention has a following remarkable result:
1, in phragmites communis alkaline pulping black liquor of the present invention, active organic matter is high (reaching more than 40-65%, wherein content of humic acid is up to 20-35%), it is possible to being decomposed by soil microorganism and utilize, the fertilizer of production can be substantially improved the physical property of soil.
2, corn fermentation of the present invention produces the nitrogenous height of waste liquid of glutamic acid, and containing substantial amounts of organic matter, aminoacid and a small amount of potassium element and various trace elements.Can increase soil fertility, improve the quality and yield of crop, and crop disease-resistant, drought-resistant ability can be strengthened, the soil infection disease of various crop is had certain prevention effect.
3, organic fertilizer production of the present invention uses spray granulation, and granule is little, and moisture is few, and hardness is big, can machine sowing, full water-soluble, high activity, plant disease-resistant, high yield can be promoted and there is environment protecting.
4, the present invention turns waste into wealth, and decreases pollutant, waste discharge by waste liquid comprehensive utilization, is substantially reduced sewage disposal expense.
5, being widely popularized and implement to solve local part labour employment problem of the present invention, social benefit is notable.
Detailed description of the invention
Technical solution of the present invention detailed description of the invention is: the black liquor collected by phragmites communis soda pulping process and corn fermentation produce waste liquid mixed processes and organic fertilizer production operation two parts that glutamic acid is collected.
1、Black liquor and the waste liquid of corn fermentation production glutamic acid collection that phragmites communis soda pulping process is collected mix:
The waste liquid hybrid technique flow process that the black liquor of 1.1 phragmites communis soda pulping processes collections and corn fermentation production glutamic acid are collected:
After being filtered by fibre filter by the waste liquid that black liquor after phragmites communis soda pulping process and corn fermentation production glutamic acid are collected, requiring to stir in batching pipe according to a certain percentage mixing according to PH different after mixing, the ratio of black liquor and waste liquid is 4:6.Capital equipment includes: the equipment such as black liquor accumulator tank, waste liquid accumulator tank, fibre filter, material-compound tank.
1.2 mixed processes main equipment specification:
Black liquor accumulator tank: 1000m3
Waste liquid accumulator tank: 1000m3
Fibre filter: 50m3/h
Material-compound tank: 200m3
The black liquor of 1.3 phragmites communis soda pulping processes collections and corn fermentation produce the technological parameter of the waste liquid mixing that glutamic acid is collected:
Phragmites communis soda pulping process collects black liquid consistency: 8-12%；
Phragmites communis soda pulping process collection black liquor temperature: 60 ± 5 DEG C；
Phragmites communis soda pulping process collects black liquor pH value: 10-14；
Phragmites communis soda pulping process collects the content of organic matter of black liquor: >=40-65%；
Phragmites communis soda pulping process collects the content of humic acid of black liquor: >=20-35%；
Corn fermentation produces the liquid waste concentration that glutamic acid is collected: 5-8%；
The waste liquid temperature that corn fermentation production glutamic acid is collected: 60 ± 5 DEG C；
Corn fermentation produces waste liquid pH value 2.5-3.5, wherein waste liquid PH:3.9-4.1 after corn soaking, PH:1.5-1.7 during saccharifying that glutamic acid is collected, and extracts acid adjustment waste liquid PH:3-3.5；
PH=5.5-8.5 after mixing.
2. organic fertilizer production operation:
2.1 evaporation and concentration:
The black liquor collected from phragmites communis soda pulping process and corn fermentation produce the waste liquid mixed liquor that glutamic acid is collected, and send into vapo(u)rization system according to evaporation procedure and carry out the evaporation and concentration of mixed liquor, become dense mixed liquor, concentration: 42-47%, temperature: 100 DEG C, stored for future use after concentration.
The production of 2.2 fertilizers:
Dense mixed liquor after evaporation and concentration, by slurry-spraying pelletizing machine, cylinder cooler, drum screen extension set, coating machine until producing qualified fertilizer finished product.
2.3 production fertilizer capital equipments:
Plate-type evaporator: design pressure: housing 0.095MPa；Heater 0.3MPa；Heat exchange area: 640.
Slurry-spraying pelletizing machine: Φ 4250 × 16000mm, drum speed 4.2r/min.
Drum screen extension set: sieve nest rotating speed 12.5r/min, production capacity 10-12t/h.
Cylinder cooler: Φ 1800X18000mm, drum speed n=5r.p.m.
Coating machine: 180 ton day.
2.4 production fertilizer technological processes:
The mixed liquor evaporation and concentration slurry-spraying pelletizing machine cylinder cooler drum screen extension set coating machine finished product warehouse-in that the black liquor collected from phragmites communis soda pulping process and corn fermentation produce the waste liquid that glutamic acid is collected is for sale.
The technological parameter producing fertilizer is:
Dense mixed liquid concentration: 42-47% after evaporation and concentration；
Dense mixeding liquid temperature after evaporation and concentration: 100 DEG C；
Comminutor head temperature: 400-500 DEG C；
Comminutor tail temperature: 100-110 DEG C；
Spray pressure: 0.25-0.45MPa；
Product granularity (1.00-4.75mm): >=90%；
Organic mass fraction (in terms of drying): >=45%；
The mass fraction (in terms of drying) of total nutrient: >=5.0%；
The mass fraction (in terms of drying) of moisture (fresh sample) :≤30%；
Acid-base value: PH=5.5-8.5.
The present invention is to produce waste water of mgs as raw material with phragmites communis alkaline pulping black liquor and corn fermentation, the method that phragmites communis alkaline pulping black liquor and corn fermentation are produced waste water of mgs mixture manufacturing fertilizer of adopting new technology.Avoid during adopting new technology and consume substantial amounts of acid when both waste liquids are individually produced fertilizer or cost that alkali causes to regulate pH value raises, and stopped during regulation pH value, cause a large amount of organic destroyed phenomenon, reduce the organic and loss of nutrient.Now by extract after phragmites communis soda pulping process black liquor and corn fermentation produce the waste liquid of glutamic acid and mix by a certain percentage, improve through evaporation and concentration and produced the organic fertilizer of high organic and nutrient content after concentration by spray granulation.This production technology not only accomplishes after implementing that the comprehensive utilization of refuse also add enterprise's income, also solves some people labour employment problem, protects environment.Produce good economic benefit and social benefit.
Claims (4)
1. the method producing fertilizer with phragmites communis alkaline pulping black liquor and corn fermentation waste water of mgs, it is characterized in that: the method includes that black liquor phragmites communis soda pulping process collected and corn fermentation produce waste liquid mixed processes and organic fertilizer production operation two parts that glutamic acid is collected, black liquor that wherein phragmites communis soda pulping process is collected and corn fermentation produce the waste liquid mixed processes that glutamic acid collects and include that black liquor stores, waste liquid stores and both mixing；Organic fertilizer production operation includes: evaporation and concentration, slurry-spraying pelletizing, cool down, sieve, peplos, fertilizer finished product packing.
Method the most according to claim 1, it is characterised in that: the hybrid technique parameter of phragmites communis alkaline pulping black liquor and corn fermentation waste water of mgs is:
Phragmites communis soda pulping process black liquid consistency: 8-12%；
Phragmites communis soda pulping process black liquor temperature: 60 ± 5 DEG C；
Phragmites communis alkaline pulping black liquor pH value 10-14；
Content of organic matter 40-65% of phragmites communis alkaline pulping black liquor；
The content of humic acid 20-35% of phragmites communis alkaline pulping black liquor；
Corn fermentation produces waste water of mgs concentration: 5-8%；
Corn fermentation production waste water of mgs temperature: 60 ± 5 DEG C；
Corn fermentation produces pH value 2.5-3.5, wherein waste liquid PH:3.9-4.1 after corn soaking, waste liquid PH:1.5-1.7 during saccharifying of waste water of mgs, extracts acid adjustment waste liquid PH:3-3.5；
PH=5.5-8.5 after the mixing of phragmites communis alkaline pulping black liquor and corn fermentation production waste water of mgs.
Method the most according to claim 1, it is characterised in that: the technological parameter of organic fertilizer production is:
Dense mixed liquid concentration: 42-47% after evaporation and concentration；
Dense mixeding liquid temperature after evaporation and concentration: 100 DEG C；
Comminutor head temperature: 400-500 DEG C；
Comminutor tail temperature: 100-110 DEG C；
Spray pressure: 0.25-0.45MPa；
Product granularity (1.00-4.75mm): >=90%；
Organic mass fraction (in terms of drying): >=45%；
The mass fraction (in terms of drying) of total nutrient: >=5.0%；
The mass fraction (in terms of drying) of moisture (fresh sample) :≤30%；
Acid-base value: PH=5.5-8.5.
Method the most according to claim 1, it is characterised in that: it is 4:6 that the black liquor of phragmites communis soda pulping process and corn fermentation produce the waste liquid mixed proportion of glutamic acid.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610400036.8A CN105819916A (en) | 2016-06-08 | 2016-06-08 | Method for producing organic fertilizer from reed soda pulping process black liquor and corn fermentation glutamic acid waste liquor |
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| CN201610400036.8A CN105819916A (en) | 2016-06-08 | 2016-06-08 | Method for producing organic fertilizer from reed soda pulping process black liquor and corn fermentation glutamic acid waste liquor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108179650A (en) * | 2017-12-05 | 2018-06-19 | 白博 | A kind of non-wood fiber wheat straw production technology using black liquor of pulp making production Yellow humic acid fertilizer |
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| CN108179650A (en) * | 2017-12-05 | 2018-06-19 | 白博 | A kind of non-wood fiber wheat straw production technology using black liquor of pulp making production Yellow humic acid fertilizer |
| CN108179650B (en) * | 2017-12-05 | 2021-03-02 | 白博 | Non-wood fiber biochemical mechanical pulp production process for producing fulvic acid fertilizer by using pulping black liquor |
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