CN1331818C - Liquid fertilizer made from waste fluid of molasses and alcohol as well as its preparing method - Google Patents
Liquid fertilizer made from waste fluid of molasses and alcohol as well as its preparing method Download PDFInfo
- Publication number
- CN1331818C CN1331818C CNB021346690A CN02134669A CN1331818C CN 1331818 C CN1331818 C CN 1331818C CN B021346690 A CNB021346690 A CN B021346690A CN 02134669 A CN02134669 A CN 02134669A CN 1331818 C CN1331818 C CN 1331818C
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- China
- Prior art keywords
- liquid fertilizer
- waste liquid
- liquid
- fertilizer
- molasses alcohol
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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Abstract
The present invention relates to liquid fertilizer made of waste molasses alcohol liquid, and a method thereof. In the method, P2O5 or H3PO4 and HNO3 are used as digesting agents, the pH value of the waste liquid is regulated to at most 1.5; the liquid fertilizer is digested under a high-temperature and high-pressure condition; then, the pH value is regulated to 6.0 to 7.0 by ammonia water and CaO, and thus, the liquid fertilizer is formed. The method of the present invention not only solves the problem of the pollution of the waste liquid for the environment, but also realizes the utilization of waste substances. The liquid fertilizer of the present invention is directly heated by a boiler in an alcohol plant, and has the advantages of low energy consumption, less investment and easy operation. Finished products can be easily preserved in an ionic state without deterioration. The liquid fertilizer is easily absorbed by plants, and can be directly fertilized on leaf surfaces. After being diluted with water, the liquid fertilizer can be used with insecticide, and is suitable for being evenly fertilized for grasslands and crops in a large area. The liquid fertilizer containing large quantity of trace elements required by plants can improve the structure of soil, and can promote the activity of microorganisms in the soil. The liquid fertilizer has comprehensive nutrient.
Description
Technical field
The invention belongs to liquid fertilizer and preparation method that molasses alcohol waste liquid is made.
Background technology
Molasses alcohol waste liquid is a kind of organic liquid waste of extremely unmanageable high density, produces one ton of alcohol and can produce ten tons alcohol slops, this waste liquid COD
Cr＞100000mg/l, BOD
5＞45000mg/l, and contain a large amount of organism and nitrogen, sulphur compounds etc., if directly being discharged into water body, these waste liquids can cause great pollution to environment, be stored into waste liquid pool and then can be penetrated into the underground pollution underground water source, and produce a large amount of repugnant substances, be molasses-spirit manufacturer pain in the neck, it is raw material that a lot of producers must not transfer to more expensive cassava owing to can not address these problems.Owing to this reason, environmental administration closes down how tame molasses-spirit manufacturer, and complete prohibition import Jishui, obtain at the end and forbid under the prerequisite of effective improvement to produce, thereby cause many-sided financial loss, become the bottleneck of restriction Economic development, the present domestic good solution that also do not have, it is big all to run into the environment treating facility investment, and running technology requires high, does not allow easy-operating problem.Doing main treatment process now has: 1, burning method-alcohol slops is concentrated the back burn.Shortcoming is 1. facility investment big (more than 1,000 ten thousand yuan).2. technology manipulation request height.3. cause secondary pollution easily, burn the back and produce carcinogenic substances such as Dioxins.2. produce biogas with the waste liquid anaerobically fermenting, same investment big (more than 5,000,000 yuan), the control techniques of existing requires high.3, make compound manure, this method less investment, easily operation, but the compound manure of producing makes moist easily, is difficult for problems such as preservation, can not use actually.4, other uses the method for biological water treatment all to run into the problem of above several aspects.For example the method for patent 90110379.9 producing organic composition fertilizer from fermented waste liquid of sugar, patent 97112080.3 are utilized molasses alcohol waste liquid to produce active organic compound fertilizer technology, patent 01106646.6 to utilize the filter mud of sugar refinery waste residue and liquid to produce the method etc. of microbial fertilizer, also the end can solve the pollution problem of waste liquid and the comprehensive utilization of realization refuse well, and investment is bigger, processing costs is bigger, so should not promote the use of.
Summary of the invention
The purpose of this invention is to provide liquid fertilizer and preparation method that a kind of molasses alcohol waste liquid is made, adopt P
2O
5And HNO
3Turn down waste liquid pH value≤1.5, under High Temperature High Pressure, clear up, then with ammoniacal liquor and C
aO regulate pH value be 6.0-7.0 liquid fertilizer.Except that having solved the pollution problem of waste liquid, realize the utilization of refuse to environment.
Composition of the present invention and content are as follows:
N
25.5-8.5%, P
2O
52.5-5.5%, K
2O2.5-3.5%, S0.3-0.6%, organic 20-30%, micro-0.5-2.0%, all the other are water.
The present invention includes following steps:
(1) molasses alcohol waste liquid is measured N, P, K, C in the waste liquid per ton earlier before charging
aContent is determined P
2O
5, HNO
3Addition is guaranteed molasses alcohol waste liquid pH value≤1.5
(2) molasses alcohol waste liquid is put into the High Temperature High Pressure counteracting tank, used P
2O
5Or H
3PO
4And HNO
3Work is cleared up agent, and digestion condition is 〉=110 ℃, pH value≤1.5, and the original 1/2-3/5 volume of waste liquid simmer down to, the BX sag is 70-90, cleared up 2-4 hour;
(3) calculate liquefied ammonia or ammonia volume according to the N content's index of finished product, add quantitative ammoniacal liquor and regulate pH value, and then use C
aO regulates pH value, liquid fertilizer.
The present invention directly utilizes grain distillery's boiler heat supplying, less energy consumption, and less investment, easy to operate; Finished product easily saves and not degenerate, N, P, K, C
aDeng material is ionic condition, plant easily absorbs, can be directly in leaf dressing, can use together with sterilant with the water dilution, the big area that is applicable to grassland, farm crop evenly sprays, and can improve the structure of soil, strengthens microbial activity in the soil, containing the essential trace element of a large amount of plants, is a kind of liquid fertilizer of comprehensive nutrition.
Embodiment
The molasses alcohol waste liquid of indication contains necessary for plant growth element and M such as a large amount of N, P, K, S, C among the present invention
n, F
c, C
u, B
c, Cl
-, N
iIn trace element and amino acid.Molasses alcohol waste liquid is as fertilizer sources directly, because chemical oxygen demand (COD) is up to more than 100,000 mg/l, directly fertilising can cause plant root because anoxic and necrosis causes plant death.Molasses alcohol waste liquid contains NH
3-N, H
2S, CH
4Can destroy the oxidation-reduction electropotential on plant root surface Deng reducing substances, influence the absorption of plant, and the osmotic pressure that destroys vegetable cell causes plant death nutrition.The molasses alcohol waste liquid pH value is lower than 3.9-4.5, directly uses to cause soil acidification, too much uses and can destroy Soil structure.Contain in a large number to deleterious organism of plant and surfactant in the molasses alcohol waste liquid, directly use can cause plant root to poison.In sum, molasses alcohol waste liquid is can not directly make fertilizer to use, and directly use is not only played the effect of fertilizer and can be caused plant death.At the situation of above several aspects, the characteristics of maximum of the present invention are to adopt P
2O
5And HNO
3Turn down waste liquid pH value≤1.5, under High Temperature High Pressure, clear up, then with liquefied ammonia or ammoniacal liquor and C
aO regulate pH value be 6.0-7.0 liquid fertilizer.The wood invention thoroughly removes the problem that has solved above several aspects.Its mechanism is as follows: High Temperature High Pressure is cleared up the macromolecular substance in the molasses alcohol waste liquid is become small-molecule substance under the condition of strong acid, makes the easier absorption of plant.Destroyed in the molasses alcohol waste liquid originally, become harmless material the deleterious material of plant.Volatile gases is as H in the molasses alcohol waste liquid
2S, CH
4, HCl, NH
3, and a large amount of organism as: meeting such as alcohols material and volatile phenol along with water vapor takes the outside to, thereby in the removal molasses alcohol waste liquid to the objectionable impurities of plant.Added the element P that lacks in the molasses alcohol waste liquid,, directly influenced the balance absorption of plant, used P like this N, K because the content of element P is few in the molasses alcohol waste liquid
2O
5Make digestive pharmaceutical and not only play digestion but also play complementary element P.With ammoniacal liquor and C
aO regulates pH value and mainly replenishes N, P, K, C in the molasses alcohol waste liquid
aRatio, and be fit to the nutritive props of plant-growth, help plant-growth.Regulate pH value and be 6.0-7.0 and be since under the subacidity situation plant to NH
4 +, PO
4 -, K
+Be the nutrition that plant can directly absorb, thereby can leaf dressing.In sum, not only remove objectionable impurities but also a part of macromolecular substance of degrading after molasses alcohol waste liquid is handled through this method, helped the absorption of plant.And added nutrient for plants such as N, P, K, and adjusted the ratio between N, P, the K, make fertilizer balanced in nutrition.The major economic indicators of finished product are: N
25-9%, P
2O
52.5-5.5%, K
2O2.5-3.5%, S0.3-0.6%, organic 20～30%, micro-0.5-2.0, all the other are water.The present invention also can make solid fertilizer through heating, drying.
Embodiment 1
One ton of fresh molasses alcohol waste liquid records: N
2Content is that 21.5Kg, P content are 0.5Kg, K
2O content is 10.5Kg, then by finished product content N
2Be 70Kg/ ton fertilizer, P
2O
5Be 40Kg/ ton fertilizer, K
2O is a 30Kg/ ton fertilizer, and waste liquid is cleared up original 1/2 volume of simmer down to, then former waste liquid N2, P, K
2O content becomes N respectively
2For 43Kg/ ton waste liquid, P are 1Kg/ ton waste liquid, K
2O is a 21Kg/ ton waste liquid, and according to the requirement of finished product, then need add pure liquefied ammonia is 27Kg/ ton waste liquid, P
2O
5Be 39Kg/ ton waste liquid, K
2O is a 9Kg/ ton waste liquid.Then, the fresh molasses of one ton of definite N, P.K concentration spill smart waste liquid and add the people to the High Temperature High Pressure counteracting tank, add the P of 39Kg again
2O
5And the HNO of 10Kg
3Back High Temperature High Pressure is cleared up original 1/2 volume of simmer down to, and the BX sag is 70-90, clears up 2-4 hour.Be put into the cooling pool cool to room temperature then, to the PH equalizing tank, add the K of liquefied ammonia 17Kg and 9Kg with the pump pump
2O regulates adding C with the PH auto-controller
aThe O pulvis, PH is adjusted to 6.0-7.0 then becomes liquid fertilizer.
Claims (2)
1, a kind of liquid fertilizer of molasses alcohol waste liquid manufacturing is characterized in that composition and content are as follows: N
25.5-8.5%, P
2O
52.5-5.5%, K
2O2.5-3.5%, S0.3-0.6%, organic 20-30%, micro-0.5-2.0%, all the other are water.
2, a kind of preparation method of liquid fertilizer of molasses alcohol waste liquid manufacturing as claimed in claim 1 is characterized in that comprising the steps:
(1) molasses alcohol waste liquid is measured N, P, K, C in the waste liquid per ton earlier before charging
aContent is determined P
2O
5, HNO
3Addition;
(2) molasses alcohol waste liquid is put in people's High Temperature High Pressure counteracting tank, used P
2O
5Or H
3PO
4And HNO
3Work is cleared up agent, and digestion condition is 〉=110 ℃, pH value≤1.5, and the original 1/2-3/5 volume of waste liquid simmer down to, the BX sag is 70-90, cleared up 2-4 hour;
(3) calculate ammonia volume according to the N content's index of finished product, add quantitative liquefied ammonia or ammoniacal liquor and regulate pH value, and then use C
aIt is 6.0-7.0 that O regulates pH value, liquid fertilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021346690A CN1331818C (en) | 2002-09-04 | 2002-09-04 | Liquid fertilizer made from waste fluid of molasses and alcohol as well as its preparing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021346690A CN1331818C (en) | 2002-09-04 | 2002-09-04 | Liquid fertilizer made from waste fluid of molasses and alcohol as well as its preparing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1480430A CN1480430A (en) | 2004-03-10 |
| CN1331818C true CN1331818C (en) | 2007-08-15 |
Family
ID=34145901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021346690A Expired - Fee Related CN1331818C (en) | 2002-09-04 | 2002-09-04 | Liquid fertilizer made from waste fluid of molasses and alcohol as well as its preparing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1331818C (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317242C (en) * | 2005-12-13 | 2007-05-23 | 魏志刚 | Organic liquid fertilizer and its preparation method |
| CN101781138B (en) * | 2010-03-19 | 2012-07-04 | 云南省轻工业科学研究院 | Method for preparing nitrogen-potassium binary compound fertilizer by using molasses-alcoholic waste fermented liquid |
| CN101830734B (en) * | 2010-03-19 | 2012-07-04 | 云南省轻工业科学研究院 | Method for preparing potash fertilizer by using molasses alcohol waste mash |
| CN101816280B (en) * | 2010-04-21 | 2011-08-10 | 桂林理工大学 | Method for preparing high-quality soil by fermenting Bayer process red mud and molasses alcohol waste liquid |
| CN103113170B (en) * | 2013-03-13 | 2014-07-23 | 叶长东 | Biological soil conditioning agent containing sugar mill alcohol waste liquid, filter residue or peat |
| CN103833425B (en) * | 2014-03-26 | 2015-04-08 | 广西新天德能源有限公司 | Treatment method for hyperosmosis concentrated mash waste liquor |
| CN104016760A (en) * | 2014-05-07 | 2014-09-03 | 广西地源之本肥业有限公司 | Harmless treatment method of molasses fermentation waste liquor |
| CN105367226A (en) * | 2014-11-15 | 2016-03-02 | 深圳市芭田生态工程股份有限公司 | Nanometer organic carbon fertilizer and preparation method thereof |
| CN105367167B (en) * | 2014-11-15 | 2019-02-26 | 深圳市芭田生态工程股份有限公司 | A kind of preparation method of the organic carbon Liquid Fertilizer containing microelement |
| CN105367227B (en) * | 2014-11-15 | 2018-12-18 | 深圳市芭田生态工程股份有限公司 | A kind of preparation method of Carbon balance organic liquid fertilizer |
| CN105801243A (en) * | 2016-03-01 | 2016-07-27 | 深圳市芭田生态工程股份有限公司 | Organic carbon fertilizer prepared from molasses alcohol wastewater and preparation method thereof |
| CN107056511A (en) * | 2017-06-22 | 2017-08-18 | 广东省生物工程研究所（广州甘蔗糖业研究所） | The many season simple and laborsaving cultivation methods of upland sugarcane perennial root |
| TWI739250B (en) * | 2019-12-23 | 2021-09-11 | 紀忠孝 | Liquid organic fertilizer and manufacturing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062892A (en) * | 1990-12-30 | 1992-07-22 | 顺德县食品公司均安有机肥料厂 | Method for preparing organic compound fertilizer from molasses fermentation waste liquid |
| CN1219525A (en) * | 1997-12-10 | 1999-06-16 | 台湾糖业股份有限公司 | Liquid state organic fertilizer and its manufacturing method |
-
2002
- 2002-09-04 CN CNB021346690A patent/CN1331818C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062892A (en) * | 1990-12-30 | 1992-07-22 | 顺德县食品公司均安有机肥料厂 | Method for preparing organic compound fertilizer from molasses fermentation waste liquid |
| CN1219525A (en) * | 1997-12-10 | 1999-06-16 | 台湾糖业股份有限公司 | Liquid state organic fertilizer and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1480430A (en) | 2004-03-10 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20070815 Termination date: 20091009 |