CN101353605B - Compressed biomass efficient environment-friendly fuel - Google Patents
Compressed biomass efficient environment-friendly fuel Download PDFInfo
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- CN101353605B CN101353605B CN2008100316070A CN200810031607A CN101353605B CN 101353605 B CN101353605 B CN 101353605B CN 2008100316070 A CN2008100316070 A CN 2008100316070A CN 200810031607 A CN200810031607 A CN 200810031607A CN 101353605 B CN101353605 B CN 101353605B
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- raw materials
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- oven dry
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- 239000000446 fuel Substances 0.000 title claims abstract description 32
- 239000002028 Biomass Substances 0.000 title claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000002023 wood Substances 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000002699 waste material Substances 0.000 claims abstract description 4
- 229920002522 Wood fibre Polymers 0.000 claims abstract description 3
- 238000001035 drying Methods 0.000 claims abstract 4
- 230000001681 protective effect Effects 0.000 claims description 24
- 239000000047 product Substances 0.000 claims description 14
- XXQBEVHPUKOQEO-UHFFFAOYSA-N potassium superoxide Chemical compound [K+].[K+].[O-][O-] XXQBEVHPUKOQEO-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- 239000007858 starting material Substances 0.000 claims description 10
- 230000002829 reductive effect Effects 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000004111 Potassium silicate Substances 0.000 claims description 5
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 claims description 5
- 229910052913 potassium silicate Inorganic materials 0.000 claims description 5
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 claims description 5
- 229940039790 sodium oxalate Drugs 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 3
- RCJVRSBWZCNNQT-UHFFFAOYSA-N dichloridooxygen Chemical compound ClOCl RCJVRSBWZCNNQT-UHFFFAOYSA-N 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 230000020169 heat generation Effects 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000007873 sieving Methods 0.000 abstract 1
- 239000002025 wood fiber Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 18
- 238000004140 cleaning Methods 0.000 description 10
- 239000000428 dust Substances 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 239000005864 Sulphur Substances 0.000 description 6
- 239000002956 ash Substances 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000002912 waste gas Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009313 farming Methods 0.000 description 4
- 239000012467 final product Substances 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 241001544353 Barringtonia racemosa Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 244000050510 Cunninghamia lanceolata Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 235000011089 carbon dioxide Nutrition 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 239000010884 boiler slag Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007728 cost analysis Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000192 social effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
A compressed biomass high-efficiency environment-friendly fuel comprises the following preparation methods: collecting raw materials, including wood fiber raw materials such as wood chips and/or waste materials, leftover materials and discarded branches in wood processing, sieving the raw materials, drying the raw materials, adding water and a combustion-supporting reducing agent before or after drying the raw materials, proportioning the components of the raw materials, separating water after drying the raw materials, and finally performing a material cooling and extrusion forming process to prepare the product. The invention fully utilizes the existing agricultural and forestry renewable resources in China, and has the advantages of low cost, high heat generation, low sulfur dioxide content and oxychloride component, less ash, cleanness, environmental protection and energy conservation.
Description
Technical field
The present invention relates to a kind of fuel, be specifically related to a kind of briquetting biomass efficient environment protective fuel.
Background technology
At present, China's economy develops rapidly, and people's living standard greatly improves, and energy consumption is increasing, and the contradiction of China's energy scarcity, market value rising is very outstanding in recent years, and therefore, energy-saving and emission-reduction become important measures of China's economic construction.But meanwhile; Farming, woods resource that China is in discarded state every year reach 500,000,000 tons, and farming, woods resource belong to renewable resource, so; Utilize these farmings, woods renewable resource; Substitute coal, oil, Sweet natural gas, and environment friendly and pollution-free, obviously have extremely important economic implications and social effect.
Summary of the invention
Technical problem to be solved by this invention is: the problem that exists to above-mentioned prior art, and provide a kind of make full use of the existing farming of China, woods renewable resources, cleaning, environmental protection, energy-conservation, cost is low, thermal value is high, content of sulfur dioxide and the oxychloride composition is low, ashes is few briquetting biomass efficient environment protective fuel.
The technical scheme that the present invention adopts is: collect starting material, comprise wood chip and/or waste material in the processing that woods, scrap stock, these wood fibre starting material of branch that abandon, carry out then that starting material sieve, the material oven dry; Before the material oven dry or after the oven dry, add entry and combustion-supporting reductive agent, carry out the material composition proportioning; After the material oven dry; Carry out moisture content and separate, carry out material cooled and extruding shaping technique at last, process product of the present invention.
In the technique scheme, described material composition proportioning is: press wt%, wooden starting material 92-97%, water 2-7%, combustion-supporting reductive agent 0.1-2%.
In the technique scheme, described combustion-supporting reductive agent be in sodium oxalate, potassium superoxide, the sodium-potassium silicate a kind of, two or three.
In the technique scheme, described starting material sieve: the back unit grain volume that requires to sieve is less than 150mm
3
In the technique scheme, said material oven dry: require in 120-150 ℃ of TR, to dry.
In the technique scheme, said moisture content separates, and promptly water vapor is cooled to water, effluxes to flow away, and requires to separate back control with raw material water content in the 5-10% scope.
In the technique scheme, said material cooled: require to be controlled in the 5-30 ℃ of TR after the cooling.
In the technique scheme, described extrusion molding: control of density is at 1.6-1.8T/m after requiring extrusion molding
3In the scope.
The present invention is aspect environmental protection: content of sulfur dioxide is far below national standard in its combustion processes; The oxynitride of other environmental requirement, dust emissions, Ringelman concentration etc. are also far below the quantity discharged of coal; And all within the national standard scope, possesses the condition of environment-friendly fuel.
Product of the present invention is aspect energy-conservation: net calorific value is that the coal market value of 4500 kilocalories is about 880 yuan/ton at present, and like Guangdong, and heat effect is about 50%; The net calorific value of this product is 5200 kilocalories, and heat effect is about 80%.If calculate with equal actual heat, the ratio of coal consumption and this product consumption is 1.8: 1.Because energy prices soar at present always.Therefore product of the present invention has higher profit reciprocation rate and vast market prospect.
The chemical ingredients of product of the present invention constitutes:
The chemical ingredients of this product has: carbon, hydrogen, oxygen, nitrogen, phosphorus, sulphur, potassium, calcium, magnesium, iron etc., wherein carbon, hydrogen, oxygen, four kinds of elements of nitrogen account for 90%, are the main composition compositions of product.
The shape of product of the present invention and size:
Material of the present invention is through extrusion molding, product be shaped as rectangular body, length dimension is 100-500mm, cross-sectional shape and be of a size of square, length of side 50mm, four jiaos of chamferings are the inclined-plane, diameter of bore 13-16mm.
Above-mentioned extruding shaping technique can adopt prior art equipment, like the machine-made carbon rod-made machine of engineering works of Tsing-Hua University, the manufacturing of Beijing sub warhead engineering works.
Technology of the present invention also comprises: the processing of waste gas, dust and noise:
Product of the present invention main pollution in process of production is waste gas, dust and noise.
1, process gas and dust.The staple of the waste gas that produces is water vapour and a spot of carbon monoxide, carbonic acid gas.Adopt cooling earlier; Convert water vapour to water, outwards discharging is reduced into carbon monoxide with the carbonic acid gas in the waste gas through the prior art solid carbon again and receives oven dry place and be used for oven dry; Handle with the prior art bagroom simultaneously, through handling dust concentration in the waste gas of back less than 80mg/m
3, can reach national emission standard.
2, mechanicalness noise.Strength of sound source is 60～80 decibels, the shielding through prior art, absorption, decay etc., and the off-site Residential areas, acoustic enviroment can not be affected.
Substantive distinguishing features of the present invention:
(1) from fuel source reduction pollutent
The raw material of briquetting biomass efficient environment protective fuel of the present invention is a timber, and its sulfur-bearing is 1.5 ‰, and its ash content is generally less than 7%, and the steam coal ash content 20～40% that uses on the common market, sulfur-bearing is 3%.Substitute common coal with briquetting biomass efficient environment protective fuel of the present invention and use, the effect of cutting down sulfurous gas is following:
The quantity discharged that compares content consumption 100,000 (t)
Without desulfurizer 5400
1. SO when coal-fired
2Quantity discharged (t)
Through desulfurizer (desulfurization degree 70%) 1620
Without desulfurizer 160
2. SO during burning product of the present invention
2Quantity discharged (t)
Through desulfurizer (desulfurization degree 70%) 48
Without desulfurizer 5240
3. burning product of the present invention is than coal-fired SO
2CER (t)
Through desulfurizer (desulfurization degree 70%) 1572
Instance: 100,000 tons of briquetting biomass efficient environment protective fuels of the present invention substitute the coal combustion that looses:
Impose a condition: contain full sulphur 3% in the coal, wherein flammable sulphur is 1.5%;
Contain full sulphur 1.5 ‰ in the briquetting biomass efficient environment protective fuel of the present invention, wherein flammable sulphur is 0.7 ‰;
The SO that fuel combustion produces
2All calculate by handling without desulfurizer.
1. coal-fired SO
2Quantity discharged:
GSO
2=100000 * 1.8 * 1.5% * 2=5400 ton
2. the SO of briquetting biomass efficient environment protective fuel of the present invention burns
2Quantity discharged:
GSO
2=100000 * 0.8 ‰ * 2=160 ton
8. substitute the SO of coal with biomass efficient environment protective fuel of the present invention
2CER:
GSO
2=5400-160=5240 ton
As handling through desulfurizer, desulfurization degree reaches at 70% o'clock, SO
2CER be:
5400 * (1-70%)-160 * (1-70%)=990 tons
(2) combustion with reduced pollutants
1. because briquetting biomass efficient environment protective fuel of the present invention is a wood composite, its temperature of combustion is lower 100-200 ℃ than coal, can significantly reduce the generation of oxynitride (NOx).The water vapour that burning produces can make part NOx be reduced into N
2, reduce the discharging of NOx;
2. efficiency of combustion of the present invention is high, reduces the quantity combusted of coal, thereby reduces the quantity discharged of external pollutent.
(3) atmospheric polluting material qualified discharge
Briquetting biomass efficient environment protective fuel of the present invention can produce the thinner flying dust of granularity and discharge with flue gas in combustion processes, need carry out purifying treatment, generally takes the gas cleaning treatment process and the rapid ball spray column cleaning apparatus of following prior art:
The flying dust flue gas that is come out by boiler gets into cleaning apparatus; The buck of cleaning apparatus gets into deposition circulatory pool deposition; The deposition lime-ash is got rid of outward transport, and the clear water of deposition circulatory pool is evacuated to the utilization of cleaning apparatus internal recycle by pump, and the flue gas after cleaning apparatus is handled is introduced chimney by induced draft fan and effluxed.
Above-mentioned cleaning apparatus mainly adopts venturi tube, rotational flow and spray and rapid ball, boiling washing etc. to purify combination, and efficiency of dust collection reaches 99%.
Environmental protection tests index of the present invention: environmental administration is detected through the Zhuzhou, and concrete data are following:
Index: class one zone (II period)
The terminal purification
Boiler classification dust concentration blackness of exhaustion SO
2Concentration NOx design library part editor and reuse
(mg/m
3) (Lin Geman, level) (mg/m
3)
High-efficient wet-type takes off
Coal firing boiler 90 1 900 800 sulphur cleaning apparatuss
Oil-firing boiler 70 0.5 200 400
(combustion solar oil)
Briquetting biomass height≤78≤0.5 0≤rapid ball spray column
Imitate environment-friendly fuel boiler 120
Top data show that the fume emission index of briquetting biomass efficient environment protective fuel boiler can reach (GB13271-2001) emission standard of class one zone (II period) of country's " emission standard of air pollutants for boilers ".
The present invention also has following advantageous effect:
1. the briquetting biomass efficient environment protective fuel boiler is cancelled user's coal yard, and externally no dust pollution is avoided the pollution to factory and surrounding enviroment.Briquetting biomass efficient environment protective fuel boiler slag removal amount is less, and the lime-ash periodic cleaning is reclaimed and done the activated carbon raw material.
2. the briquetting biomass efficient environment protective fuel boiler shop does not have flue dust, and clean environment is clean, improves workman's working conditions.
3. the briquetting biomass efficient environment protective fuel boiler adopts Steel Stack, and volume is little, and height is in 15m, and in addition suitable hidden and landscaping treatment can reduce the influence to urban look.
4. improve fuel availability, burnout rate reaches 93%.
Instance: press steam boiler relatively
Impose a condition: briquetting biomass efficient environment protective fuel calorific value Q=5200kcal/kg, boiler efficiency 85%, burnout rate 93%.
Raw coal is for mixing coal, calorific value Q=4500kcal/kg, coal firing boiler efficient 85%, burnout rate 60%.
Boiler supplies saturation steam P=5kg/cm
2, 20 ℃ of feed temperature normal temperature.
The needed heat of steam per ton is a Q=480000kcal/t vapour.
The coal consumption G of boiler
1=480000 ÷ (4500 * 0.85 * 0.60)=209kg/t vapour
The consumption G of briquetting biomass efficient environment protective fuel boiler
2=480000+ (5200 * 0.85 * 0.93)=116kg/t vapour, the ratio of coal consumption and briquetting biomass efficient environment protective fuel consumption is 1.8: 1.
Use briquetting biomass efficient environment protective fuel steam cost analysis per ton (press the 6t/h boiler and calculate referential data)
(0.5Mpa saturation steam)
The unit price amount of money
Sequence number project unit (unit/ton) consumption (unit/ton vapour) remarks
1 briquetting biomass
Ton 1350.00 0.12 162.00 calorific values, 5200 kilocalories (low level)
Efficient environment protective fuel
2 coal ton 880.00 0.21 184.80 calorific values, 4500 kilocalories (low level)
3 heavy oil ton 5200.00 0.05 260.00 calorific values, 10800 kilocalories (low level)
4 diesel oil ton 6200.00 0.047 291.40 calorific values, 13000 kilocalories (low level)
Embodiment:
Embodiment 1: the purchase log scale is that China fir, pine and the less log scale of other density add the wood chip that produce man-hour, sieves granularity＜150mm
3, under 120 ℃ of temperature, dry, carry out moisture content and separate, making the material moisture content is 10%, before oven dry or after the oven dry, also adds ignition dope sodium oxalate, potassium superoxide, carries out the material composition proportioning: press wt%, timber 92%, water 7%, ignition dope 1%.Final material is cooled to 30 ℃, the machine-made carbon rod-made machine that adopts engineering works of prior art Tsing-Hua University to produce, and extrusion molding, control of density is at 1.6-1.8T/M
3In the scope, the final product packed and transported.
Embodiment 2: the purchase log scale is that China fir, pine and the less log scale of other density add the wood chip that produce man-hour, sieves granularity＜150mm
3, under 150 ℃ of temperature, dry, and carry out moisture content and separate, making the material moisture content is 5%; Before oven dry or after the oven dry, also add potassium superoxide, sodium-potassium silicate, carry out the material composition proportioning: press wt%, wood materials 97%; Water 2%, ignition dope 1%, final material are cooled to 5 ℃; The machine-made carbon rod-made machine that adopts engineering works of prior art Tsing-Hua University to produce, extrusion molding, control of density is at 1.6-1.8T/M
3In the scope, final product detects packed and transported.
Embodiment 3: the wood chip of purchase wood-working factory and sawdust ash; Meanwhile, the waste material and the scrap stock that produce when branch that abandons in the felling that woods and wood working adopt the kibbler of prior art to pulverize; To pulverize material after the pulverizing and sieve granularity＜150mm with wood chip and sawdust ash
3, under 130 ℃ of temperature, dry to moisture content be 8%, before oven dry or oven dry back add sodium oxalate, potassium superoxide, sodium-potassium silicate and carry out the material composition proportioning: press wt%; Wood materials 95%, water 4%, sodium oxalate 0.3%; Potassium superoxide 0.4%, sodium-potassium silicate 0.3%, and after oven dry, carry out moisture content and separate; The water vapour that is about in air and the material is cooled to water, effluxes, and final material is cooled to 20 ℃; The machine-made carbon rod-made machine that adopts prior art Beijing sub warhead engineering works to produce, extrusion molding is rectangular body, control of density is at 1.6-1.8T/M
3In the scope, final product detects packed and transported.
Claims (3)
1. briquetting biomass efficient environment protective fuel is collected starting material, comprises wood chip and/or waste material in the processing that woods, scrap stock, these wood fibre starting material of branch that abandon; Carry out that starting material sieve, the material oven dry, before the material oven dry or after drying, add entry and combustion-supporting reductive agent; Carry out the material composition proportioning, after the material oven dry, carry out moisture content and separate; Carry out material cooled and extruding shaping technique at last, process product of the present invention; It is characterized in that above-mentioned material composition proportioning is: press wt%, wooden starting material 92-97%, water 2-7%, combustion-supporting reductive agent 0.1-2%; Above-mentioned combustion-supporting reductive agent be in sodium oxalate, potassium superoxide, the sodium-potassium silicate a kind of, two or three; Above-mentioned starting material sieve: the back unit grain volume that requires to sieve is less than 150mm
3Above-mentioned materials oven dry: require in 120-150 ℃ of TR, to dry; Above-mentioned moisture content separates: promptly water vapor is cooled to water, effluxes to flow away, and requires to separate back control with raw material water content in the 5-10% scope.
2. briquetting biomass efficient environment protective fuel according to claim 1 is characterized in that said material cooled: require to be controlled in the 5-30 ℃ of TR after the cooling.
3. briquetting biomass efficient environment protective fuel according to claim 1 is characterized in that described extrusion molding: control of density is at 1.6-1.8T/m after requiring extrusion molding
3In the scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100316070A CN101353605B (en) | 2008-06-27 | 2008-06-27 | Compressed biomass efficient environment-friendly fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100316070A CN101353605B (en) | 2008-06-27 | 2008-06-27 | Compressed biomass efficient environment-friendly fuel |
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| Publication Number | Publication Date |
|---|---|
| CN101353605A CN101353605A (en) | 2009-01-28 |
| CN101353605B true CN101353605B (en) | 2012-05-23 |
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|---|---|---|---|
| CN2008100316070A Expired - Fee Related CN101353605B (en) | 2008-06-27 | 2008-06-27 | Compressed biomass efficient environment-friendly fuel |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935555B (en) * | 2010-08-23 | 2013-05-01 | 东莞市飞龙达造纸设备有限公司 | Production process and production equipment for single-component and multi-component biomass solid and liquid fuels |
| CN104962336A (en) * | 2015-06-12 | 2015-10-07 | 钟诚 | Cunninghamia fuel and preparing method thereof |
| CN105861092A (en) * | 2016-04-29 | 2016-08-17 | 长兴谐达能源科技有限公司 | Environment-friendly biomass pellet fuel |
| CN109022091A (en) * | 2018-08-28 | 2018-12-18 | 建水县千原木业有限公司 | The biomass granule fuel and preparation method thereof of water purple pottery is built for firing warm tones |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1055194A (en) * | 1990-03-27 | 1991-10-09 | 张政友 | A kind of composite solid fuel |
| CN1074702A (en) * | 1992-11-15 | 1993-07-28 | 杨传淼 | Easy-burning and high-effect moulding coal and manufacture method thereof |
| CN1746274A (en) * | 2005-09-21 | 2006-03-15 | 张建超 | Granular fuel with crop straw and production thereof |
| CN1986753A (en) * | 2006-12-20 | 2007-06-27 | 陈国涛 | Recipe and making process of coal saving and combustion supporting sulfur fixer |
-
2008
- 2008-06-27 CN CN2008100316070A patent/CN101353605B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1055194A (en) * | 1990-03-27 | 1991-10-09 | 张政友 | A kind of composite solid fuel |
| CN1074702A (en) * | 1992-11-15 | 1993-07-28 | 杨传淼 | Easy-burning and high-effect moulding coal and manufacture method thereof |
| CN1746274A (en) * | 2005-09-21 | 2006-03-15 | 张建超 | Granular fuel with crop straw and production thereof |
| CN1986753A (en) * | 2006-12-20 | 2007-06-27 | 陈国涛 | Recipe and making process of coal saving and combustion supporting sulfur fixer |
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| Publication number | Publication date |
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| CN101353605A (en) | 2009-01-28 |
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