CN104893779A - Preparation method for biomass granular fuel - Google Patents
Preparation method for biomass granular fuel Download PDFInfo
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- CN104893779A CN104893779A CN201510237799.0A CN201510237799A CN104893779A CN 104893779 A CN104893779 A CN 104893779A CN 201510237799 A CN201510237799 A CN 201510237799A CN 104893779 A CN104893779 A CN 104893779A
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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
- Y02E50/10—Biofuels, e.g. bio-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
- 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
Abstract
The invention discloses a preparation method for biomass granular fuel. The preparation method comprises the following steps of: after uniformly mixing herbivorous animal waste, paper mill sludge and furfural residue, deodorizing and drying the mixture and then crushing the mixture to obtain a material A; uniformly stirring straw powder, bamboo powder, bagasse, peanut shells and the material A, then adding vinegar residues and propionic acid to uniformly stir the mixture, then leaving to stand for 10-15 hours, raising the temperature to 60-70 DEG C, insulating the mixture for 1-2 hours, ceaselessly stirring the mixture in the temperature raising and insulating processes, taking out the mixture and washing the mixture till the pH value is 6.5-7 to obtain a material B; and after uniformly mixing the material B, cottonseed meal and rapeseed meal, drying the mixture, then adding kaolin, diatomite, bentonite, calcium peroxide, aluminum hydroxide, propylene glycol, polyvinyl alcohol, anthracite and waste grease to uniformly mix the mixture, drying the mixture in vacuum till the water content of the mixture is 3-6wt% and granulating the mixture to obtain the biomass granular fuel.
Description
Technical field
The present invention relates to biomass fuel technical field, particularly relate to a kind of preparation method of biomass granule fuel.
Background technology
Biomass solid forming dyestuff refers to agriculture production residuums such as utilizing agricultural crop straw, is compressed into by Special Equipment the solid fuel that specified shape increases its density.CO during use
2clean quantity discharged is approximately zero, NO
x, SO
2quantity discharged lower, be conducive to the phenomenon reducing vast Rural areas crop straw burning, improve atmospheric environment.The preparation method of current biomass solid particle fuel normally adopts hot pressing formation process, directly adds in forming machine by after raw material pulverizing, drying, namely obtains solid particle fuel through hot-forming.
But, due to the alkali metal content high that the biomass such as stalk are intrinsic, cause ash fusion point low, during use, slagging scorification phenomenon is serious, this not only reduces efficiency of combustion, but also produces serious corrosion phenomenon to combustion equipment, reduces the performance and used life of combustion equipment.
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of preparation method of biomass granule fuel, processing step is simple, and biomass solid particle fuel weather resistance and the resistive connection slag of gained are effective, and rate of combustion is high.
The preparation method of a kind of biomass granule fuel that the present invention proposes, comprises the steps:
S1, by weight 10-15 part a vegetarian animal ight soil, 3-8 part paper mill sludge, 5-10 part furfural dregs are mixed after, deodorizing dry, then pulverize obtain material A;
S2, by weight 20-25 part straw powder, 35-40 part bamboo wood powder, 20-25 part bagasse, 50-60 part Pericarppium arachidis hypogaeae and 10-15 part material A to be stirred, add 30-40 part vinegar grain again, 50-55 part propionic acid stirs, then 10-15h is left standstill, be warming up to 60-70 DEG C, insulation 1-2h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 100-120 serving material B, 30-50 part cottonseed meal, 25-30 part rapeseed meal are mixed after, dry, add after 2-4 part kaolin, 1-3 part diatomite, 1-2 part wilkinite, 1-3 part calcium peroxide, 2-4 part aluminium hydroxide, 5-8 part propylene glycol, 3-6 part polyvinyl alcohol, 30-50 part hard coal and 15-20 part waste grease mix again, vacuum-drying is 3-6wt% to moisture content, and granulation obtains biomass granule fuel.
Preferably, in S1, the weight ratio of a vegetarian animal ight soil, paper mill sludge, furfural dregs is 12-14:5-6:7-9.
Preferably, in S1, the pH value of furfural dregs is 2.5-3.5.
Preferably, in S1, in material A, carbon content is 45-49wt%.
Preferably, in S2, the acetic acid content in vinegar grain is 0.1-0.2wt%.
Preferably, in S2, the weight ratio of material A, straw powder, bamboo wood powder, bagasse, Pericarppium arachidis hypogaeae, vinegar grain, propionic acid is 11-13:22-24:37-39:22-23:55-58:32-34:53-54.
Preferably, in S3, the weight ratio of material B, cottonseed meal, rapeseed meal, hard coal and waste grease is 105-115:35-45:27-29:35-45:17-19.
The present invention adopts a vegetarian animal ight soil, paper mill sludge and furfural dregs to cooperatively interact, can not only utilization of waste material, and can adjust the carbon content in material A; Material A and straw powder, bamboo wood powder, bagasse, Pericarppium arachidis hypogaeae, vinegar grain, propionic acid are coordinated, greatly reduce alkali-metal content, by mixing rear leaving standstill, heated and stirred, make cell walls in raw material, cytolemma is destroyed, the basic metal in raw material and chlorine element reduce the clinkering rate of fuel greatly; Simultaneously substantially increase cell walls because acetic acid contained in vinegar grain and propionic acid cooperatively interact, efficiency that cytolemma is destroyed; Adopt calcium peroxide and aluminium hydroxide as ignition dope, aluminium hydroxide decomposes generation aluminium sesquioxide and water, and the water produced then can react with calcium peroxide and generate O
2with Ca (OH)
2, the O that reaction produces
2the burning of solid particle fuel can be promoted further, the Ca (OH) of generation
2the CO that can produce with burning
2reaction generates CaCO
3and H
2o, promotes the burning of fuel, greatly improves rate of combustion; And CaCO
3coordinate with kaolin, diatomite, wilkinite, as the agent of resistive connection slag, the ash fusion point of granular fuel can be significantly improved, inhibited to the generation of sintering, there is excellent resistive connection slag effect, improve the effect of reactive behavior and dispersity; Cottonseed meal, rapeseed meal, hard coal, waste grease is adopted to coordinate, due to the vegetables oil containing remnants in cottonseed meal, rapeseed meal, efficiency of combustion of the present invention can be improved, and these four kinds of materials coordinate with rest materials, improve carbon content of the present invention, improve combustion heat release value of the present invention, cottonseed meal, rapeseed meal, waste grease can form the water-fast oil film of one deck on the present invention surface simultaneously, can keep the water content that the present invention is lower; And propylene glycol and polyvinyl alcohol coordinate, and promote that each raw material adhesion is shaping, and can reduce density of the present invention, reduction temperature of combustion, thus reduce the present invention burn after clinkering rate.
Accompanying drawing explanation
Fig. 1 is preparation method's schema of a kind of biomass granule fuel that the present invention proposes.
Embodiment
As shown in Figure 1, Fig. 1 is preparation method's schema of a kind of biomass granule fuel that the present invention proposes.
With reference to Fig. 1, the preparation method of a kind of biomass granule fuel that the present invention proposes, comprises the steps:
S1, by weight 10-15 part a vegetarian animal ight soil, 3-8 part paper mill sludge, 5-10 part furfural dregs are mixed after, deodorizing dry, then pulverize obtain material A;
S2, by weight 20-25 part straw powder, 35-40 part bamboo wood powder, 20-25 part bagasse, 50-60 part Pericarppium arachidis hypogaeae and 10-15 part material A to be stirred, add 30-40 part vinegar grain again, 50-55 part propionic acid stirs, then 10-15h is left standstill, be warming up to 60-70 DEG C, insulation 1-2h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 100-120 serving material B, 30-50 part cottonseed meal, 25-30 part rapeseed meal are mixed after, dry, add after 2-4 part kaolin, 1-3 part diatomite, 1-2 part wilkinite, 1-3 part calcium peroxide, 2-4 part aluminium hydroxide, 5-8 part propylene glycol, 3-6 part polyvinyl alcohol, 30-50 part hard coal and 15-20 part waste grease mix again, vacuum-drying is 3-6wt% to moisture content, and granulation obtains biomass granule fuel.
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
The preparation method of a kind of biomass granule fuel that the present invention proposes, comprises the steps:
S1, by weight 10 parts of a vegetarian animal ight soil, 8 parts of paper mill sludges, 5 parts of furfural dregs are mixed after, deodorizing dry, then pulverize obtain material A;
S2, by weight 25 parts of straw powder, 35 parts of bamboo wood powders, 25 parts of bagasse, 50 parts of Pericarppium arachidis hypogaeaes and 15 parts of material A to be stirred, add 30 parts of vinegar grains again, 55 parts of propionic acid stir, then 10h is left standstill, be warming up to 70 DEG C, insulation 1h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 120 serving material B, 30 parts of cottonseed meal, 30 parts of rapeseed meal are mixed after, dry, add 2 parts of kaolin again, after 3 parts of diatomite, 1 part of wilkinite, 3 parts of calcium peroxides, 2 parts of aluminium hydroxides, 8 parts of propylene glycol, 3 parts of polyvinyl alcohol, 50 parts of hard coals and 15 parts of waste greases mix, vacuum-drying is 6wt% to moisture content, and granulation obtains biomass granule fuel.
Embodiment 2
The preparation method of a kind of biomass granule fuel that the present invention proposes, comprises the steps:
S1, by weight 15 parts of a vegetarian animal ight soil, 3 parts of paper mill sludges, 10 parts of furfural dregs are mixed after, deodorizing dry, then pulverize obtain material A;
S2, by weight 20 parts of straw powder, 40 parts of bamboo wood powders, 20 parts of bagasse, 60 parts of Pericarppium arachidis hypogaeaes and 10 parts of material A to be stirred, add 40 parts of vinegar grains again, 50 parts of propionic acid stir, then 15h is left standstill, be warming up to 60 DEG C, insulation 2h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 100 serving material B, 50 parts of cottonseed meal, 25 parts of rapeseed meal are mixed after, dry, add 4 parts of kaolin again, after 1 part of diatomite, 2 parts of wilkinites, 1 part of calcium peroxide, 4 parts of aluminium hydroxides, 5 parts of propylene glycol, 6 parts of polyvinyl alcohol, 30 parts of hard coals and 20 parts of waste greases mix, vacuum-drying is 3wt% to moisture content, and granulation obtains biomass granule fuel.
Embodiment 3
The preparation method of a kind of biomass granule fuel that the present invention proposes, comprises the steps:
S1, be that after the furfural dregs of 2.5-3.5 mixes, deodorizing is dried, and then pulverize and obtain material A, in material A, carbon content is 45wt% by 13 parts of a vegetarian animal ight soil, 5 parts of paper mill sludges, 9 parts of pH value by weight;
S2, by weight 24 parts of straw powder, 37 parts of bamboo wood powders, 23 parts of bagasse, 55 parts of Pericarppium arachidis hypogaeaes and 13 parts of material A to be stirred, add vinegar grain that 32 parts of acetic acid content are 0.2wt% again, 53 parts of propionic acid stir, then 14h is left standstill, be warming up to 64 DEG C, insulation 1.8h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 105 serving material B, 45 parts of cottonseed meal, 27 parts of rapeseed meal are mixed after, dry, add 3.4 parts of kaolin again, after 1.8 parts of diatomite, 1.8 parts of wilkinites, 2 parts of calcium peroxides, 3.6 parts of aluminium hydroxides, 6 parts of propylene glycol, 5 parts of polyvinyl alcohol, 35 parts of hard coals and 19 parts of waste greases mix, vacuum-drying is 4wt% to moisture content, and granulation obtains biomass granule fuel.
Embodiment 4
The preparation method of a kind of biomass granule fuel that the present invention proposes, comprises the steps:
S1, be that after the furfural dregs of 2.5-3.5 mixes, deodorizing is dried, and then pulverize and obtain material A, in material A, carbon content is 49wt% by 12 parts of a vegetarian animal ight soil, 7 parts of paper mill sludges, 8 parts of pH value by weight;
S2, by weight 22 parts of straw powder, 39 parts of bamboo wood powders, 22 parts of bagasse, 58 parts of Pericarppium arachidis hypogaeaes and 11 parts of material A to be stirred, add vinegar grain that 34 parts of acetic acid content are 0.1wt% again, 54 parts of propionic acid stir, then 12h is left standstill, be warming up to 66 DEG C, insulation 1.2h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 115 serving material B, 35 parts of cottonseed meal, 29 parts of rapeseed meal are mixed after, dry, add 2.5 parts of kaolin again, after 2.2 parts of diatomite, 1.5 parts of wilkinites, 2.8 parts of calcium peroxides, 2.8 parts of aluminium hydroxides, 7 parts of propylene glycol, 4 parts of polyvinyl alcohol, 45 parts of hard coals and 17 parts of waste greases mix, vacuum-drying is 5wt% to moisture content, and granulation obtains biomass granule fuel.
The biomass solid particle fuel selecting embodiment 3 to obtain detects, and its index is as follows:
| Project | Measured value | Standard |
| Density, t/m 3 | 1.01 | 1-1.05 |
| Calorific value, Kcal/kg | 4328 | ≥4000 |
| Ash content, % | 4.2 | ≤6 |
| Oke exhaust blackness, level | ≤1 | ≤1 |
| Volatile matter, % | 82 | ≥80 |
| Rate of combustion, % | 98 | ≥95 |
| Water content, % | 8 | ≤12 |
| Clinkering rate, % | 2.4 | ≤3 |
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (7)
1. a preparation method for biomass granule fuel, is characterized in that, comprises the steps:
S1, by weight 10-15 part a vegetarian animal ight soil, 3-8 part paper mill sludge, 5-10 part furfural dregs are mixed after, deodorizing dry, then pulverize obtain material A;
S2, by weight 20-25 part straw powder, 35-40 part bamboo wood powder, 20-25 part bagasse, 50-60 part Pericarppium arachidis hypogaeae and 10-15 part material A to be stirred, add 30-40 part vinegar grain again, 50-55 part propionic acid stirs, then 10-15h is left standstill, be warming up to 60-70 DEG C, insulation 1-2h, do not stop in the process heated up and be incubated to stir, taking out after washing to pH value is that 6.5-7 obtains material B;
S3, by weight 100-120 serving material B, 30-50 part cottonseed meal, 25-30 part rapeseed meal are mixed after, dry, add after 2-4 part kaolin, 1-3 part diatomite, 1-2 part wilkinite, 1-3 part calcium peroxide, 2-4 part aluminium hydroxide, 5-8 part propylene glycol, 3-6 part polyvinyl alcohol, 30-50 part hard coal and 15-20 part waste grease mix again, vacuum-drying is 3-6wt% to moisture content, and granulation obtains biomass granule fuel.
2. the preparation method of biomass granule fuel according to claim 1, it is characterized in that, in S1, the weight ratio of a vegetarian animal ight soil, paper mill sludge, furfural dregs is 12-14:5-6:7-9.
3. the preparation method of biomass granule fuel according to claim 1 or 2, it is characterized in that, in S1, the pH value of furfural dregs is 2.5-3.5.
4. the preparation method of biomass granule fuel according to any one of claim 1-3, it is characterized in that, in S1, in material A, carbon content is 45-49wt%.
5. the preparation method of biomass granule fuel according to any one of claim 1-4, it is characterized in that, in S2, the acetic acid content in vinegar grain is 0.1-0.2wt%.
6. the preparation method of biomass granule fuel according to any one of claim 1-5, it is characterized in that, in S2, the weight ratio of material A, straw powder, bamboo wood powder, bagasse, Pericarppium arachidis hypogaeae, vinegar grain, propionic acid is 11-13:22-24:37-39:22-23:55-58:32-34:53-54.
7. the preparation method of biomass granule fuel according to any one of claim 1-6, it is characterized in that, in S3, the weight ratio of material B, cottonseed meal, rapeseed meal, hard coal and waste grease is 105-115:35-45:27-29:35-45:17-19.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105695020A (en) * | 2016-02-03 | 2016-06-22 | 山东佳星环保科技有限公司 | Method for preparing coal briquette binding agent for gasification by using active sludge |
| CN105885984A (en) * | 2016-05-12 | 2016-08-24 | 安徽省珍云生物能源有限公司 | Fuel rod with high slagging resistance and preparation method thereof |
| CN105969463A (en) * | 2016-02-18 | 2016-09-28 | 安徽东方金河精密机械制造有限公司 | Low-energy consumption good-durability biomass briquette fuel and production method thereof |
| CN106118783A (en) * | 2016-06-21 | 2016-11-16 | 安庆市天虹新型材料科技有限公司 | A kind of preparation method of high fuel value biomass fuel |
| CN109456811A (en) * | 2018-10-17 | 2019-03-12 | 云南省烟草公司文山州公司 | A kind of cigarette straw complex biological matter shaped fuel and preparation method thereof |
| CN109504489A (en) * | 2018-11-15 | 2019-03-22 | 湖北天合嘉康能源科技股份有限公司 | A kind of biomass fuel and preparation method thereof |
| CN113201375A (en) * | 2021-04-13 | 2021-08-03 | 铜仁市林业科学院 | Method for preparing charcoal from camellia oleifera shells |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113201375A (en) * | 2021-04-13 | 2021-08-03 | 铜仁市林业科学院 | Method for preparing charcoal from camellia oleifera shells |
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