CN102503596A - Method for converting blue algae mud into organic fertilizer by thermal composting - Google Patents
Method for converting blue algae mud into organic fertilizer by thermal composting Download PDFInfo
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- CN102503596A CN102503596A CN2011103336294A CN201110333629A CN102503596A CN 102503596 A CN102503596 A CN 102503596A CN 2011103336294 A CN2011103336294 A CN 2011103336294A CN 201110333629 A CN201110333629 A CN 201110333629A CN 102503596 A CN102503596 A CN 102503596A
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- algae mud
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- organic fertilizer
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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 invention discloses a method for converting blue algae mud into an organic fertilizer by thermal composting, which comprises the following steps: concentrating the drained the blue algae mud until the water content is 90-95%, thereby obtaining the concentrated algae mud; adding an environmental induction material, which accounts for 0.1-1.5 wt% of the concentrated algae mud, into the concentrated algae mud; and uniformly stirring, and carrying out thermal composting in a dark place for 3-5 days, thereby obtaining the organic fertilizer. The method disclosed by the invention overcomes the defects of long time, great loss of available nutrients, pathogenic bacteria, viruses, microbial poison accumulation, heavy metal concentration and secondary pollution in the simple composting fermentation, lowers the transportation and storage cost, saves the occupied area and equipment investment, thoroughly implements harmless treatment, and solves the problem in large-scale conversion from wide-resource organic pollutants into the organic fertilizer.
Description
One, technical field
The present invention relates to a kind of control of environmental pollution method, the treatment process of blue-green algae algae mud specifically, a kind of more precisely blue-green algae algae mud temperature heap transforms the method for fertilizer.
Two, background technology
Because extensive fast development, large amount of sewage enters rivers and lakes, quickens body eutrophication, causes the outburst of blue-green algae big area.Blue-green algae covers the water surface at the littoral bulk deposition of rivers and lakes, consumes dissolved oxygen in water, and fishes and shrimps hypoxia death, frond rot to distribute stench, have caused a series of ecologies and water security problem, have caused enormous economic loss.
Blue-green algae is administered and utilization is a global century property difficult problem.Blue algae bloom period biological quality is very big.At present, the blue-green algae Emergency management exist to be faced a difficult choice: do not salvage, and ugly, unpleasant, feel bad; Salvage, difficulty puts, unpleasant, difficult with (manpower is many, expense is big, transportation is difficult, landfill is difficult, utilization difficult).
At present, blue-green algae transforms the main anaerobism biogas route that adopts, and investment is big, and the blue algae bloom amount is big, and it is too late to be converted.Adopt bar buttress formula or slot type compost to transform, rotten 10-25 days of high temperature nuclear reactor, the static composting of after-ripening 25-35 days; Time is long, and environment is stacked off-capacity, the storage difficulty.
The algae water sepn is fast, the smelly conveying that disappears is fast, storage transforms fast and fully utilize fast blue algae bloom scale emergency processing new technology so demand urgently setting up, and to transform fast, recycling etc. be three big problems anxious to be solved at present and wherein salvage fast, deodorizing.
Three, summary of the invention
The present invention is for fear of above-mentioned existing in prior technology weak point, aims to provide the method that a kind of blue-green algae algae mud temperature heap transforms fertilizer.Technical problem to be solved is to shorten the transformation period of blue-green algae algae mud and make its direct as fertilizer sources or as the batching use of making other mixed fertilizer after conversion.
The environmental induction material is meant and can changes environmental system soda acid pH value, C/N ratio, micro-Fe
2+, Zn
2+, Si, B, Mg
2+Deng characteristic element or nutrition content and equilibrated material.The environmental induction material can promote the quick growing multiplication of engineered microbes probiotics algae, obviously suppresses the growth of spoilage organism algae, helps organic ecological the conversion and clears up.
Activate the fast breeding of engineered microbes probiotics through the directed wide territory of environmental induction material; Suppress the growth of spoilage organism; Shorten algae mud organic matter transformation degradation time, thus the method for seeking a kind of simple and efficient low-cost high-efficiency for blue-green algae pollutent recycling.
Technical solution problem of the present invention adopts following technical scheme:
The characteristics that blue-green algae algae mud temperature heap of the present invention transforms the method for fertilizer are: the blue-green algae algae mud of salvaging is concentrated into water cut 90-95wt% (mass percent; Obtain concentrating algae mud down together); In concentrating algae mud, add the environmental induction material that concentrates algae shale amount 0.1-0.5wt% then; The back lucifuge temperature that stirs was piled 3-5 days, promptly transformed and obtained fertilizer.
The characteristics that blue-green algae algae mud temperature heap of the present invention transforms the method for fertilizer also are: the condition during the temperature heap is temperature 20-50 ℃, humidity 65-100g/m
3, normal pressure.
Said environmental induction material constitutes according to mass fraction:
Weibull 0.1-0.5 part, synthetic tannic acid 0.1-0..5 part, humic acids 0.1-3 part, one or both in Hydrocerol A, tartrate or the oxysuccinic acid; If mass ratio in the time of two kinds between the two is 1: 1, total amount 0.1-0.5 part, ROHM (PAA) 0.1-0.5 part, molecular weight 2000-5000; Zinc sulfate 0.02-0.1 part, ferrous sulfate 0.05-1 part, Magnesium Silicate q-agent 0.1-0.2 part, zinc oxide 0.01-0.05 part; Sodium salts humic acids 0.1-3 part, quicklime 0.1-2 part, Attapulgite 0.5-3 part; Gac 0.5-1 part, borax 0.1-1 part, SEPIGEL 305 (PAM) 0.005-0.01 part.
With promptly getting the environmental induction material after above-mentioned each raw materials mix, the environmental induction material can directly add or dilute with water after spray and add.
The fertilizer that obtains satisfies agricultural control criterion of townm refuse (GB8172-87) and organic fertilizer standard (NY525-2002) through detecting basic index, does not contain forbidden amphetamine, and heavy metal arsenic, cadmium, lead, mercury, chromium content are all well below detectability.The present invention transforms the fertilizer that obtains and can use in plantation (paddy rice, wheat, rape, cotton, nursery, grass planting), the fields such as (saprophagy fish, lotus rhizome, Chinese celeries) of culturing.But directly plant flower, culture saprophagy fish, lotus rhizome, Chinese celery etc. behind the thin up during concrete the use, also can be mixed with the organic commercial fertilizer storage and utilize with other components as fertilizer.
Temperature heap is handled and is divided aerobic and two kinds of anaerobism, analyzes aerobic fermentation with the obvious advantage from environment, health, cost equal angles.Aerobic temperature piles up under the aerobic conditions, aerobic bacteria to refuse absorb, oxidation, decomposition.Mikrobe is through the vital movement of self; Part oxidation operation becomes simple inorganics, discharges the energy that can supply microorganism growth movable required simultaneously, and a part of organism then is synthesized new tenuigenin; Make the continuous growth and breeding of mikrobe, produce the process of more organism.The organic matter that transforms completion can be used as breed, the plantation ecological organic fertilier is cleared up and accomplished circulation.
After blue-green algae algae mud concentrated through draining, water cut 90-95wt% added the environmental induction material; After mix, be pumped directly to flexibility storage bag or open storage pond stacking; Can be airtight or cover, under summer warm and humid naturally environment (20～50 ℃), can transform fully in 3-5 days.Engineered microbes in conversion process (bacterium, actinomycetes, fungi etc.) is increment fast; Promote the useful microbe growth, suppress harmful bacterium breeding, promote the biological degradation of blue-green algae algae mud to be converted into stable soil ulmin, eliminate germ; Alleviate stink, innoxious, recycling realization of goal.
The present invention utilizes the environmental induction material to promote blue-green algae algae mud to transform fertilizer fast, can induced environment in the fast breeding of engineered microbes probiotics, suppress the growth of spoilage organism, deactivation and odorless transform fertilizer rapidly to impel blue-green algae algae mud.
Compared with present technology, beneficial effect of the present invention is embodied in:
1, it is long that the inventive method has overcome the simple compost fermentation time; Available nutrient is lost in a large number; There are germ, virus, microbial toxin accumulation, concentrated, the secondary pollution problem of heavy metal, reduce the transportation storage cost, saved occupation of land and facility investment; Innoxious thorough, solved the difficult problem that the organic pollutant mass-producing with extensive resource transforms fertilizer simultaneously.
2, the present invention mixed nature lucifuge temperature heap 3-5 days through simple, and in summer warm and humid environment, rapid deactivation also activates engineered microbes probiotics fast breeding; Suppress the spoilage organism growth, promote the organic Degradation and Transformation fast of algae mud, can directly fast blue-green algae algae mud odorless be converted into fertilizer; And do not contain the algae toxin; The fermentation maturity degree is high, presses down smelly deodorizing in whole conversion process, and conversion product can be used as fertilizer and directly is used for aquaculture and flowers and plants plantation.
3, the inventive method can store on the spot, transform on the spot, the littoral utilization; Cost is low, efficient is high, and is simple and convenient, and fertilizer is used safety non-toxic; Be easy to promotion and implementation; Environmentally friendly, do not produce secondary pollution, for comprehensive utilization and the processing of blue-green algae provides simple and fast, low-cost high-efficiency to utilize approach.
Four, embodiment
Below in conjunction with specific embodiment the present invention is done further to analyze explanation.
Embodiment 1:
Present embodiment main raw and instrument: blue-green algae algae mud, environmental induction material, Wen Duichi, flexible storage bag, straw screen or mat, mao bamboon, nylon net, sun-proof net, bamboo rake etc.
Conversion process: with algae mud water cut 90-95wt% after the fresh blue-green algae 500kg thickening; Directly add according to 0%, 0.1%, 0.3%, 0.5%, 1.0% and 1.5% of algae shale amount respectively or 20 times of dilute with waters after spray and add the environmental induction material; Be delivered to after stirring in storage pool or the flexible pouch; Nature lucifuge temperature heap transforms temperature 25-35 ℃, humidity 65-100g/m
3, air pressure 1atm down the temperature heap can transform fully in 3-5 days, it is smelly not have obvious algae, algae mud becomes black, the long adularescent mildew in surface.
The environmental induction material that present embodiment uses is constructed as follows:
0.5 part in Weibull, 0.5 part of synthetic tannic acid, 2 parts of humic acidss, 0.5 part in tartrate; 0.1 part of ROHM PAA (molecular weight 2000-5000), 0.1 part in zinc sulfate, 0.05 part in ferrous sulfate, 0.2 part of Magnesium Silicate q-agent; 0.04 part in zinc oxide, 0.5 part of Sodium salts humic acids, 1.5 parts in quicklime, 2 parts of Attapulgite; 1 part of gac, 1 part of borax, PAM0.01 part.
The simultaneous test transformation time and the conversion results of present embodiment see the following form:
Embodiment 2:
Application method 1: as fertilizer, the catfish of feeding, crucian, spiral shell are topdressing down continuously with the direct thin up of conversion fertilizer of embodiment 1 preparation, and water pH value floats between 6.9-7.8, and the fish spirodromy is long good.
Application method 2: as fertilizer, plantation bracketplant, the kwan-yin that drips, turf, water lily are being topdressed down continuously with the direct thin up of conversion fertilizer of embodiment 1 preparation, and the bracketplant blade increases, and kwan-yin blade that drips is pale yellowish green, and turf, water lily growth are vigorous.
Algae mud fertilizer fertilizer efficiency composition of the present invention is following:
Algae mud fertilizer fertilizer efficiency composition is with reference to the agricultural control criterion of townm refuse; All kinds of heavy metal content, induced worm egg death rate, the equal National standard of colititre; Because of this fertilizer is raw material with the blue-green algae, moisture content is slightly high, does not use as agriculture base manure but do not influence it; Or use as the batching of organic commercial fertilizer, realized innoxious, the recycling of blue-green algae waste.
Claims (3)
1. a blue-green algae algae mud temperature is piled the method that transforms fertilizer; It is characterized in that: the blue-green algae algae mud draining of salvaging is concentrated into water cut 90-95wt% obtains concentrating algae mud; In concentrating algae mud, add the environmental induction material that concentrates algae shale amount 0.1-1.5wt% then; The back lucifuge temperature that stirs was piled 3-5 days, promptly transformed and obtained fertilizer.
2. method for transformation according to claim 1 is characterized in that: the condition during the temperature heap is temperature 20-50 ℃, humidity 65-100g/m
3, normal pressure.
3. method for transformation according to claim 1 is characterized in that: the addition of environmental induction material is for concentrating the 0.5-1.5wt% of algae shale amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011103336294A CN102503596B (en) | 2011-10-28 | 2011-10-28 | Method for converting blue algae mud into organic fertilizer by thermal composting |
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| CN2011103336294A CN102503596B (en) | 2011-10-28 | 2011-10-28 | Method for converting blue algae mud into organic fertilizer by thermal composting |
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| CN102503596A true CN102503596A (en) | 2012-06-20 |
| CN102503596B CN102503596B (en) | 2013-05-22 |
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| CN2011103336294A Expired - Fee Related CN102503596B (en) | 2011-10-28 | 2011-10-28 | Method for converting blue algae mud into organic fertilizer by thermal composting |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102924141A (en) * | 2012-11-01 | 2013-02-13 | 南京农业大学 | Process for utilizing three abandoned proteins and thoroughly-decomposed cow dung to produce growth-promoting bio-organic fertilizer and product thereof |
| CN105600942A (en) * | 2015-09-24 | 2016-05-25 | 中国水产科学研究院渔业机械仪器研究所 | Method for formation of bioflocs by cyanobacterial bloom |
| CN106242652A (en) * | 2016-08-01 | 2016-12-21 | 鹏鹞环保股份有限公司 | A kind of blue algae dewatering composting treatment method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739411B (en) * | 2014-01-17 | 2015-10-28 | 合肥市东方美捷分子材料技术有限公司 | A kind of preparation method of functional organic fertilizer for soil restoration |
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| CN1559993A (en) * | 2004-03-03 | 2005-01-05 | 中国科学院水生生物研究所 | Composite manure for blue alga of water bloom and preparation method thereof |
| US20050022570A1 (en) * | 2003-07-29 | 2005-02-03 | Duarte-Macdonald Adalberto-Enrique | Conditioner-fertilizer composition for modifying and improving the structure of saline soils and/or alkaline soils |
| EP1612200A2 (en) * | 2004-06-28 | 2006-01-04 | Inabonos, S.A. | Fertilising composition and process for the obtainment thereof |
| CN101891534A (en) * | 2010-07-08 | 2010-11-24 | 四川大学 | Method for preparing organic multi-trace element-containing fertilizer special for slope artificial soil |
-
2011
- 2011-10-28 CN CN2011103336294A patent/CN102503596B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050022570A1 (en) * | 2003-07-29 | 2005-02-03 | Duarte-Macdonald Adalberto-Enrique | Conditioner-fertilizer composition for modifying and improving the structure of saline soils and/or alkaline soils |
| CN1559993A (en) * | 2004-03-03 | 2005-01-05 | 中国科学院水生生物研究所 | Composite manure for blue alga of water bloom and preparation method thereof |
| EP1612200A2 (en) * | 2004-06-28 | 2006-01-04 | Inabonos, S.A. | Fertilising composition and process for the obtainment thereof |
| CN101891534A (en) * | 2010-07-08 | 2010-11-24 | 四川大学 | Method for preparing organic multi-trace element-containing fertilizer special for slope artificial soil |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102924141A (en) * | 2012-11-01 | 2013-02-13 | 南京农业大学 | Process for utilizing three abandoned proteins and thoroughly-decomposed cow dung to produce growth-promoting bio-organic fertilizer and product thereof |
| CN105600942A (en) * | 2015-09-24 | 2016-05-25 | 中国水产科学研究院渔业机械仪器研究所 | Method for formation of bioflocs by cyanobacterial bloom |
| CN105600942B (en) * | 2015-09-24 | 2019-01-29 | 中国水产科学研究院渔业机械仪器研究所 | A method of biological flocculation is formed using cyanobacterial bloom |
| CN106242652A (en) * | 2016-08-01 | 2016-12-21 | 鹏鹞环保股份有限公司 | A kind of blue algae dewatering composting treatment method |
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