CN104927961A - Biomass particle fuel and preparation method thereof - Google Patents
Biomass particle fuel and preparation method thereof Download PDFInfo
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- CN104927961A CN104927961A CN201510353869.9A CN201510353869A CN104927961A CN 104927961 A CN104927961 A CN 104927961A CN 201510353869 A CN201510353869 A CN 201510353869A CN 104927961 A CN104927961 A CN 104927961A
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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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Abstract
The invention relates to the technical field of biomass fuel, in particular to biomass particle fuel and a preparation method thereof. The biomass particle fuel and the preparation method are characterized in that cow dung, biogas residues, sawdust, yellow mud and corn straw are pre-fermented to change the structure layer of the biomass raw materials and form a compact structure, high-content organic matter is formed, and organic matter components are increased; drainage oil is poured into the organic matter, high-speed stirring is used to allow microscopic biochemical reaction between the drainage oil and the fermented materials, and organic matter mass and quality are increased; the stirred mixture is fermented to further convert the organic matter so as to increase the combustible substances in the organic matter and improve the quality of the organic matter; combustion improver is added and extrusion forming is performed to allow the prepared biomass particle fuel to be good in quality.
Description
Technical field
The present invention relates to biomass fuel technical field, especially a kind of biomass granule fuel and preparation method thereof.
Background technology
The situation that coal occupies Energy Mix dominant position continue for decades in China.In recent years, along with the increase of China's oil, Sweet natural gas and waterpower development amount, the ratio of coal in Energy Mix reduces to some extent, but its dominant position changes not yet.The consumption of a large amount of fossil oil and use, the main source of composing environment pollution, the Air Quality in the many cities of China is poor, and the development in city and the health of people in serious threat.The Greenhouse effect caused due to exhaust gas emission are also on the rise; As time goes on; natural energy source can be exhausted, and the exploitation strengthening renewable energy source are the only ways of tackling day by day serious energy dilemma and environmental protection protection, are also the only ways of human society sustainable development.
Exactly because also this reason, biomass fuel obtains the promotion and application in energy substitution field due to the feature of its recyclability, but, biomass fuel of the prior art is all adopt original biomass fuel as raw material, simple High Temperature High Pressure extrusion molding obtains, and then cause the quality of the biomass fuel prepared lower, calorific value in combustion processes is lower, make the biomass fuel 1 ton prepared enough can only be equivalent to the calorific value of 0.5 ton of mark coal combustion generation, even also lower, and then cause the available field of biomass and limited to.
For this reason, research one can produce a large amount of calorific value, make it can Substitute coal resource, reduce the utilization ratio of coal resources, and then the biomass fuel of the environmental protection of reduction environmental pollution rate becomes the focus of current social concern, exactly because also this reason, this investigator combines practical studies for many years, the raw material of biomass fuel is carried out fermentative processing, carry out the research of extrusion molding again, the combustion heat value of biomass fuel of the graininess prepared is improved, and then provides a kind of new approaches for biomass fuel manufacture technology field.
Summary of the invention
In order to solve the above-mentioned technical problem existed in prior art, the invention provides a kind of biomass granule fuel and preparation method thereof.
Be achieved particular by following technical scheme:
A kind of biomass granule fuel, its material composition take parts by weight as cow dung 20-30 part, natural pond slag 30-50 part, sawdust face 100-130 part, sewer oil 17-27 part, yellow mud 11-23 part, maize straw 5-10 part, ignition dope 0.5-3.9 part.
Described material composition take parts by weight as cow dung 25 parts, natural pond slag 40 parts, 120 parts, sawdust face, sewer oil 20 parts, yellow mud 17 parts, maize straw 8 parts, ignition dope 2.2 parts.
Described ignition dope is the one in Potcrate, saltpetre.
Described yellow mud, its organic content is 11-17%, and the moisture content of yellow mud is 13-27%.
The preparation method of the above-mentioned biomass granule fuel stated, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 30-50 DEG C, fermentation vat humidity is 50-65%, after fermentative processing 20-30h, again sewer oil is poured in fermentation vat, and employing stirring speed is 1000-3000r/min stir process 1-3h, the temperature adjusting fermentation vat is again 55-73 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 65-73% carries out fermentative processing 20-30 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 500-800r/min stir process 20-30min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 50-70 order, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.1-0.5mm, bar is long is 0.8-1.2cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 500-800 micropore, being sent into kiln again, to be dried to moisture content be 1-3%, biomass granule fuel can be obtained.
Compared with prior art, technique effect of the present invention is embodied in:
By by cow dung, natural pond slag, sawdust face, yellow mud, maize straw carries out pre fermentation process, the structural sheet of biomass material is changed, and then form fine and close weave construction, and form the organic material of high-content, improve organic moiety, again sewer oil is cast in wherein, and adopt high-speed stirring, the biochemical reaction of microcosmic is there is between the material that sewer oil and fermentation are completed, and then improve quality and the quality of organic material, combine again and fermentative processing is carried out to the mixture stirred, organic material is further transformed, and then the combustiblematerials in raising organic matter material, improve the quality of organic matter material, adding and extrusion molding treatment step again in conjunction with ignition dope, make the quality of the biomass granule fuel prepared more excellent.
The present invention especially combines the setting surface of biomass granule fuel being carried out to micropore, and then the adequacy that improve in combustion, and then improve biomass granule fuel calorific value in combustion, and then reduce the ash amount of burning generation, improve the burning quality of biomass granule fuel.
By carrying out appropriate design to the proportioning of raw material in the present invention, and then make the quality of biomass granule fuel prepared and incendivity structure more excellent, and then improve quality and the quality of biomass granule fuel, and, raw material in this invention is easy to get, preparation technology's flow process is short, energy consumption is low, reduces the preparation cost of biomass granule fuel, and the calorific value that one ton of biomass granule fuel burning of the present invention produces is equivalent to the calorific value that 0.53-0.60 ton mark coal combustion produces.
Embodiment
Below in conjunction with concrete embodiment, further restriction is done to technical scheme of the present invention, but claimed scope is not only confined to done description.
Embodiment 1
A kind of biomass granule fuel, its material composition is cow dung 20kg, natural pond slag 30kg, sawdust face 100kg, sewer oil 17kg, yellow mud 11kg, maize straw 5kg, ignition dope 0.5kg by weight.
Described ignition dope is Potcrate.
Described yellow mud, its organic content is 11%, and the moisture content of yellow mud is 13%.
The preparation method of above-mentioned biomass granule fuel, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 30 DEG C, fermentation vat humidity is 50%, after fermentative processing 20h, again sewer oil is poured in fermentation vat, and employing stirring speed is 1000r/min stir process 1h, the temperature adjusting fermentation vat is again 55 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 65% carry out fermentative processing 20 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 500r/min stir process 20min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 50 orders, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.1mm, bar is long is 0.8cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 500 micropores, being sent into kiln again, to be dried to moisture content be 1%, biomass granule fuel can be obtained.
Embodiment 2
A kind of biomass granule fuel, its material composition is cow dung 30kg, natural pond slag 50kg, sawdust face 130kg, sewer oil 27kg, yellow mud 23kg, maize straw 10kg, ignition dope 3.9kg by weight.
Described ignition dope is saltpetre.
Described yellow mud, its organic content is 17%, and the moisture content of yellow mud is 27%.
The preparation method of the above-mentioned biomass granule fuel stated, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 50 DEG C, fermentation vat humidity is 65%, after fermentative processing 30h, again sewer oil is poured in fermentation vat, and employing stirring speed is 3000r/min stir process 3h, the temperature adjusting fermentation vat is again 73 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 73% carry out fermentative processing 30 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 800r/min stir process 30min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 70 orders, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.5mm, bar is long is 1.2cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 800 micropores, being sent into kiln again, to be dried to moisture content be 3%, biomass granule fuel can be obtained.
Embodiment 3
A kind of biomass granule fuel, its material composition is cow dung 25kg, natural pond slag 40kg, sawdust face 120kg, sewer oil 20kg, yellow mud 17kg, maize straw 8kg, ignition dope 2.2kg by weight.
Described ignition dope is Potcrate.
Described yellow mud, its organic content is 13%, and the moisture content of yellow mud is 19%.
The preparation method of the above-mentioned biomass granule fuel stated, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 40 DEG C, fermentation vat humidity is 55%, after fermentative processing 25h, again sewer oil is poured in fermentation vat, and employing stirring speed is 2000r/min stir process 2h, the temperature adjusting fermentation vat is again 63 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 69% carry out fermentative processing 25 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 700r/min stir process 25min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 60 orders, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.3mm, bar is long is 1.1cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 700 micropores, being sent into kiln again, to be dried to moisture content be 2%, biomass granule fuel can be obtained.
Embodiment 4
A kind of biomass granule fuel, its material composition is cow dung 20kg, natural pond slag 30kg, sawdust face 130kg, sewer oil 27kg, yellow mud 23kg, maize straw 10kg, ignition dope 2.7kg by weight.
Described ignition dope is saltpetre.
Described yellow mud, its organic content is 15%, and the moisture content of yellow mud is 23%.
The preparation method of the above-mentioned biomass granule fuel stated, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 35 DEG C, fermentation vat humidity is 57%, after fermentative processing 23h, again sewer oil is poured in fermentation vat, and employing stirring speed is 1500r/min stir process 3h, the temperature adjusting fermentation vat is again 59 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 69% carry out fermentative processing 29 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 600r/min stir process 21min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 57 orders, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.4mm, bar is long is 0.9cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 600 micropores, being sent into kiln again, to be dried to moisture content be 2%, biomass granule fuel can be obtained.
Embodiment 5
A kind of biomass granule fuel, its material composition take parts by weight as cow dung 29kg, natural pond slag 46kg, sawdust face 101kg, sewer oil 19kg, yellow mud 11kg, maize straw 7kg, ignition dope 1.4kg.
Described ignition dope is saltpetre.
Described yellow mud, its organic content is 17%, and the moisture content of yellow mud is 13%.
The preparation method of the above-mentioned biomass granule fuel stated, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 30 DEG C, fermentation vat humidity is 50%, after fermentative processing 30h, again sewer oil is poured in fermentation vat, and employing stirring speed is 3000r/min stir process 1h, the temperature adjusting fermentation vat is again 73 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 65% carry out fermentative processing 20 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 800r/min stir process 30min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 50 orders, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.1mm, bar is long is 1.2cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 800 micropores, being sent into kiln again, to be dried to moisture content be 1%, biomass granule fuel can be obtained.
Claims (5)
1. a biomass granule fuel, is characterized in that, its material composition take parts by weight as cow dung 20-30 part, natural pond slag 30-50 part, sawdust face 100-130 part, sewer oil 17-27 part, yellow mud 11-23 part, maize straw 5-10 part, ignition dope 0.5-3.9 part.
2. biomass granule fuel as claimed in claim 1, it is characterized in that, described material composition take parts by weight as cow dung 25 parts, natural pond slag 40 parts, 120 parts, sawdust face, sewer oil 20 parts, yellow mud 17 parts, maize straw 8 parts, ignition dope 2.2 parts.
3. biomass granule fuel as claimed in claim 1 or 2, it is characterized in that, described ignition dope is the one in Potcrate, saltpetre.
4. biomass granule fuel as claimed in claim 1 or 2, it is characterized in that, described yellow mud, its organic content is 11-17%, and the moisture content of yellow mud is 13-27%.
5. the preparation method of the biomass granule fuel as described in any one of claim 1-4, it is characterized in that, by cow dung, natural pond slag, sawdust face, yellow mud, after maize straw mixes according to proportioning, be placed on again in fermentation vat, controlling fermentation vat temperature is 30-50 DEG C, fermentation vat humidity is 50-65%, after fermentative processing 20-30h, again sewer oil is poured in fermentation vat, and employing stirring speed is 1000-3000r/min stir process 1-3h, the temperature adjusting fermentation vat is again 55-73 DEG C, it is oxygen-free environment in fermentation vat, and its humidity is 65-73% carries out fermentative processing 20-30 days, ignition dope is added again under oxygen-free environment, and employing stirring speed is after 500-800r/min stir process 20-30min, again to fermentation vat cooling process to temperature be normal temperature, and open wide fermentation vat, material in fermentation vat is proceeded in pulverizer and is crushed to 50-70 order, sent into again in single-lead-screw extruding briquetting machine, be squeezed into the bar that diameter is 0.1-0.5mm, bar is long is 0.8-1.2cm, and on the direction long perpendicular to bar, be provided with micropore, each is provided with 500-800 micropore, being sent into kiln again, to be dried to moisture content be 1-3%, biomass granule fuel can be obtained.
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| CN105969468A (en) * | 2016-02-18 | 2016-09-28 | 安徽东方金河精密机械制造有限公司 | Biomass briquette fuel by adding calcium carbide as combustion improver and production method thereof |
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