CN105623773A - Biomass fuel and processing method thereof - Google Patents
Biomass fuel and processing method thereof Download PDFInfo
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- CN105623773A CN105623773A CN201610039573.4A CN201610039573A CN105623773A CN 105623773 A CN105623773 A CN 105623773A CN 201610039573 A CN201610039573 A CN 201610039573A CN 105623773 A CN105623773 A CN 105623773A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
- C10L5/445—Agricultural waste, e.g. corn crops, grass clippings, nut shells or oil pressing residues
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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
-
- 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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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention discloses a biomass fuel which comprises 95-97% of biomass raw material and 3-5% of quartz sand all by weight and is prepared by the following steps: washing the raw materials, putting the biomass raw material outdoors, flushing with rainwater or water with pH value of 5.5-6.5, and drying in the sun until the water content is 50-60%; grinding and screening; drying and removing impurities; mixing: wetting the quartz sand surface with water, and mixing 4% of quartz sand and 96% of particles after impurity removal all by weight to form a mixture for later use; forming; and cooling and packaging: cooling the formed product by cooling equipment to below 35 DEG C and packaging to obtain a product of biomass solid fuel. In the invention, the raw materials are of multiple kinds, the production technology is simple and only needs the addition of quartz sand, a forming machine is adopted for high-pressure extrusion forming, and the cost is low; and meanwhile, the discharge of waste residues, waste gases and wastewater and consequent secondary pollution are avoided in production, and the biomass fuel is suitable for popularization and application.
Description
Technical field
The present invention relates to solid fuel and manufacture field, be specifically related to a kind of biomass fuel and processing method thereof.
Background technology
At present, in industrial boilers in China, coal-burning boiler is occupied an leading position, and cheap fuel cost is a big advantage of industry coal-boiler. By many decades practical experience it can be seen that coal-burning boiler has 2 unavoidable drawbacks: one is that boiler thermal output is relatively low, is typically in about 70%, and fuel combustion is insufficient; Two is that flue gas blackness is big, and SO2, amount of NOx are high, and environmental pollution is serious. Therefore clean energy resource development and Global climate change become the focus that international community is paid close attention to jointly, in the whole world industrialization course of more than 200 year, developed country only less than 1,000,000,000 populations realizes modernization, but global resources and ecology have paid heavy cost for this, in this context, attention and input that biomass energyization is utilized is increased all one after another with many countries that America and Europe is representative.
Biomass fuel is that the compressed biomass molding of agriculture waste converts to energy density is high, easy to use, the shaped fuel of high-efficiency environment friendly. In recent years, owing to raw-material kind is many and assorted, causing the biomass fuel ash weight produced and easily coking, the hot property of combustion apparatus is impacted, combustion apparatus is perishable, reduces heat transfer efficiency, thus reducing utilization rate and the efficiency of combustion of fuel. Therefore in stalk biomass fuel combustion process, anti-coking additive to be added, to reduce coking, improve its combustion characteristics.
A kind of biomass-based fuel and preparation method as disclosed in Chinese patent CN201410478707.3, including biomass and biomass additive, dry the base full sulphur content low-sulfur coal less than 0.9, low-sulfur coal additive, wherein, described biomass additive is blast-furnace slag, described blast-furnace slag includes CaO, SiO2, A12O3, MgO, MnO, FeO, CaS, and surplus is impurity; Described low-sulfur coal additive is that one or both in slag and gas mud mix according to any weight ratio. Additive compound is incorporated into biomass and in low-sulfur raw coal, is simultaneously achieved solid sulfur and improves ash fusibility, it is prevented that coking by the present invention respectively. But the preparation method of above-mentioned biomass fuel is relatively complicated, and additive is of a great variety, it is difficult to obtain; Although additive is to utilize some industrial garbages, but its homogeneity cannot be ensured for the composition of material in garbage and weight ratio, make difference between each batch of the biomass fuel produced bigger; Meanwhile, neither can improve ash fusibility by all wt ratio in additive, therefore also cannot guarantee the characteristic of its anti-coking.
Summary of the invention
The invention is intended to provide a kind of biomass fuel, uses when prepared by biomass fuel trade waste as additive solving prior art, between each batch of the biomass fuel produced, difference relatively greatly and guarantees the defect of its anti-coking characteristic.
A kind of biomass fuel in this programme, including biomass material and quartz sand, the weight fraction of each material is biomass material 95 ~ 97%, quartz sand 3 ~ 5%.
Further, the weight fraction of described each material is biomass material 97%, quartz sand 3%.
Further, described biomass material includes one or more in sawdust, corn straw, Pericarppium arachidis hypogaeae, corn cob, soybean stalk, medicinal residues, tea seed episperm, distiller grains and bacterium bag.
Further, the particle diameter of described quartz sand is 5 ~ 20 orders.
Beneficial effects of the present invention: (1) biomass fuel can not only ensure that a kind of Raw material processing forms in the fabrication process, but plurality of raw materials hybrid process, therefore there is also of a great variety, impurity is more (mixed with earth, fine sand), ash is high, the problem that alkali metal content is high, biomass fuel coking is primarily referred to as the ash of the generation after fuel combustion, the ash fusion point of the biomass fuel burnt due to biomass boiler is relatively low, and dust stratification is liable to stick to burner hearth, on the tube wall of superheater, if moisture is excessive in fuel, the steam produced in burning will soften the potassium in ash, potassium causes coking in the course of time after being heated. and quartz sand can provide exhibiting high surface to amass to catch fine flying dust aggregation, away from the tube wall of burner hearth and superheater, long-pending fusion point of ash is made to raise 100 ~ 200 DEG C, thus preventing slagging scorification. (2) additive adopts quartz sand, and composition and content are comparatively single, and are conveniently easy to get, and are added in biomass material, it is possible to make the combustion characteristics of every batch of biomass fuel keep consistent. (3) employing accounts for the quartz sand that gross weight mark is 3 ~ 5%, main component in quartz sand is silicon dioxide, alkali metal generates the eutectic of low melting point with a small amount of silicon dioxde reaction, eutectiferous existence reduces the fusing point of straw ash, make straw ash very easily slagging scorification, but when the content of silicon dioxide gradually rises, ash fusion point is more high on the contrary, more not easily coking, but it is above 5%, owing to the content of quartz sand is high so that the efficiency of combustion of biomass fuel reduces, utilization rate reduces, and therefore the content of quartz sand is preferably 3 ~ 5%. (4) raw material of biomass molding fuel is the agricultural production rich in lignin and industrial garbage, including sawdust, corn straw, Pericarppium arachidis hypogaeae, corn cob, soybean stalk, medicinal residues, tea seed episperm, distiller grains and bacterium bag, the raw material used comes from agricultural production and industrial garbage, and the total class of raw material is many, and cheap and easy to get, while twice laid, reduce the utilization rate of primary energy by making biomass fuel, effectively alleviate the problem that commercial energy effective supply is not enough.
The processing method of biomass fuel, comprises the following steps preparation:
Step 1, raw material pulverizing, screening: use pulverizer that biomass material is ground into the granule that diameter is 1��3mm, sieve, the granule after screening is sent in drying machine dry;
Step 2, dry: to adopt drying machine that the granule after screening is dried, make the moisture content of granule be down to 10 ~ 12%;
Step 3, remove impurity: dried granule enters in impurity removing equipment and carries out remove impurity process;
Step 4, batch mixing: with water by quartz sand surface bedew, be advisable not drip, in proportion with step 3 in through remove impurity process after granule be mixed to form compound;
Step 5, molding: sent into by compound in step 4 in shaped device, rely on the lignin in the fricative heat softening raw material between pressure roller and mould and raw material, cohered by raw material compressing, form stick solid fuel;
Step 6, cooling packing: the product after molding is cooled to less than 35 DEG C by cooling device, packaging, obtain biomass solid fuel product.
Further, the raw material in described step 1 is before pulverizing, and first through rainwater or pH value, the water between 5.5 ~ 6.5 rinses, then dries.
Further, deironing operation it is provided with between described step 1 and step 2.
Beneficial effects of the present invention: (1) relies on pressure roller and mould relative motion to roll size-reduced dried raw material, relies on and rolls the frictional heat that material produces, makes material softening and binds, finally extruding in mould molding hole; (2) raw material is before pulverizing, and increases first through rain-out, then the step dried, be conducive to alkali metal to be deviate from, use the raw material through rain-out, owing to rainwater is in acidity, using rainwater that raw material is carried out filter wash, the alkali metal of 95% in straw can being removed, thus reducing ash; (3) step of deironing matter and remove impurity is added, it is to avoid subsequent step is brought impact by impurity. Raw material type of the present invention is many, and production technology is simple, it is only necessary to add quartz sand, relies on forming machine high-pressure extrusion molding, with low cost, without waste residue, waste gas, discharge of wastewater simultaneously in producing, will not form secondary pollution, it is adaptable to popularization and application.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Embodiment 1, the sawdust using wood-working factory is biomass material:
Step 1, washing: sawdust is placed on outdoor, after using rainwater or the pH value water between 5.5 ~ 6.5 to rinse, dry so that it is water content is between 50 ~ 60%.
Step 2, raw material pulverizing, screening: use pulverizer to be ground into the granule that diameter is 3mm in the sawdust after drying in step 1, sieve after deironing and sieve, out carrying out oversize particle screening pulverizing or supplying air stove as fuel, what size was suitable for granule then transports roller drier inner drying.
Step 3, dry: the granule after adopting roller drier that step 2 is crushed and screened is dried, and the rotating speed of roller drier is 700r/min, cylinder inner drying temperature 330 DEG C, barrel temperature 410 DEG C, and the moisture content of roller drier exit granule is 12%.
Step 4, remove impurity: dried granule, through the rockover remover that is pulled into of blower fan, is removed the impurity such as stone, entered back into cyclone separator dedusting, airborne dust enters the unified recovery of sack cleaner, and the granule after remove impurity enters next step.
Step 5, batch mixing: squirted by quartz sand surface with water, be mixed to form compound by granule after remove impurity processes in quartz sand that weight fraction is 3% and 97% step 4 standby.
Step 6, molding: compound enters flat-die type powdered former, pressure is 400t, relying on the lignin in the fricative heat softening raw material between pressure roller and mould and raw material, cohered by raw material compressing, the product after molding is the stick solid fuel of diameter 6cm �� length 2 ~ 10cm.
Step 7, cooling packing: the solid fuel after molding is transported in cooling device by the wired belt conveyer that screen size is 1 ~ 3cm, product is cooled to less than 35 DEG C, then unitizing, obtains biomass solid fuel product.
Embodiment 2, the sawdust using corn straw, Pericarppium arachidis hypogaeae, corn cob, soybean stalk and wood-working factory is biomass material:
Step 1, washing: biomass material is placed on outdoor, after using rainwater or the pH value water between 5.5 ~ 6.5 to rinse, dry so that it is water content is between 50 ~ 60%.
Step 2, raw material pulverizing, screening: by the biomass material after drying in step 1 according to the corn straw that weight fraction is 10%, 5% Pericarppium arachidis hypogaeae, the corn cob of 10%, the soybean stalk of 5% and 70% the sawdust mixing of wood-working factory, pulverizer is used to be ground into the granule that diameter is 3mm, sieve after deironing and sieve, out carrying out oversize particle screening pulverizing or supplying air stove as fuel, what size was suitable for granule then transports roller drier inner drying.
Step 3, dry: the granule after adopting roller drier that step 2 is crushed and screened is dried, and the rotating speed of roller drier is 700r/min, cylinder inner drying temperature 330 DEG C, barrel temperature 410 DEG C, and the moisture content of roller drier exit granule is 12%.
Step 4, remove impurity: dried granule, through the rockover remover that is pulled into of blower fan, is removed the impurity such as stone, entered back into cyclone separator dedusting, airborne dust enters the unified recovery of sack cleaner, and the granule after remove impurity enters next step.
Step 5, batch mixing: squirted by quartz sand surface with water, be mixed to form compound by granule after remove impurity processes in quartz sand that weight fraction is 4% and 96% step 4 standby.
Step 6, molding: compound enters flat-die type powdered former, pressure is 400t, relying on the lignin in the fricative heat softening raw material between pressure roller and mould and raw material, cohered by raw material compressing, the product after molding is the stick solid fuel of diameter 6cm �� length 2 ~ 10cm.
Step 7, cooling packing: the solid fuel after molding is transported in cooling device by the wired belt conveyer that screen size is 1 ~ 3cm, product is cooled to less than 35 DEG C, then unitizing, obtains biomass solid fuel product.
Embodiment 3: the sawdust using medicinal residues, tea seed episperm, distiller grains, bacterium bag and wood-working factory is biomass material:
Step 1, washing: biomass material is placed on outdoor, after using rainwater or the pH value water between 5.5 ~ 6.5 to rinse, dry so that it is water content is between 50 ~ 60%.
Step 2, raw material pulverizing, screening: by the biomass material after drying in step 1 according to the medicinal residues that weight fraction is 2%, 4% tea seed episperm, the distiller grains of 4%, the bacterium bag of 10% and 80% the sawdust mixing of wood-working factory, pulverizer is used to be ground into the granule that diameter is 3mm, sieve after deironing and sieve, out carrying out oversize particle screening pulverizing or supplying air stove as fuel, what size was suitable for granule then transports roller drier inner drying.
Step 3, dry: the granule after adopting roller drier that step 2 is crushed and screened is dried, and the rotating speed of roller drier is 700r/min, cylinder inner drying temperature 330 DEG C, barrel temperature 410 DEG C, and the moisture content of roller drier exit granule is 12%.
Step 4, remove impurity: dried granule, through the rockover remover that is pulled into of blower fan, is removed the impurity such as stone, entered back into cyclone separator dedusting, airborne dust enters the unified recovery of sack cleaner, and the granule after remove impurity enters next step.
Step 5, batch mixing: squirted by quartz sand surface with water, be mixed to form compound by granule after remove impurity processes in quartz sand that weight fraction is 5% and 95% step 4 standby.
Step 6, molding: compound enters flat-die type powdered former, pressure is 400t, relying on the lignin in the fricative heat softening raw material between pressure roller and mould and raw material, cohered by raw material compressing, the product after molding is the stick solid fuel of diameter 6cm �� length 2 ~ 10cm.
Step 7, cooling packing: the solid fuel after molding is transported in cooling device by the wired belt conveyer that screen size is 1 ~ 3cm, product is cooled to less than 35 DEG C, then unitizing, obtains biomass solid fuel product.
Experiment contrast data: select the Chinese patent CN201410478707.3 biomass-based fuel produced as matched group 1; But selecting the biomass fuel that this process raw material is only sawdust is matched group 2; Select the raw material of embodiment 1, but the biomass fuel omitting step 1 operation is matched group 3; Embodiments of the invention 1 are experimental group 1, and embodiment 2 is experimental group 2, and embodiment 3 is experimental group 3, as follows with combustion test contrast by analyzing:
Table 1:
By table 1 it can be seen that utilize the ash ash lower than matched group of the biomass fuel of the explained hereafter of the present invention, the mainly effect of first scrubbed process when pulverizing, thus reducing coking; The numerical value of biomass dry high calorific power Qgr, ar (Cal/g) is more or less the same; Not adding the coking temperature of biomass fuel of quartz sand lower than 700 DEG C, and the coking temperature of the present invention is above 700 DEG C, the coking temperature of experimental group 1 is the highest, up to 798 DEG C, illustrate the weight fraction along with quartz sand from 3% rise to 5% time, ash fusion point is more high, more not easily coking; Coking rate is observed by boiler coke cleaning cycle, and the clearance time of matched group 1/2/3 is comparatively frequent, and device coking rate is high, and the number of times of experimental group cleaning is less, and coking rate is low.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this. Should be understood that; for a person skilled in the art, under the premise without departing from present configuration, it is also possible to make some deformation and improvement; these also should be considered as protection scope of the present invention, and these are all without affecting effect of the invention process and practical applicability. The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. records the content that may be used for explaining claim.
Claims (7)
1. a biomass fuel, it is characterised in that include biomass material and quartz sand, the weight fraction of each material is biomass material 95 ~ 97%, quartz sand 3 ~ 5%.
2. biomass fuel according to claim 1, it is characterised in that: the weight fraction of described each material is biomass material 97%, quartz sand 3%.
3. biomass fuel according to claim 2, it is characterised in that described biomass material includes one or more in sawdust, corn straw, Pericarppium arachidis hypogaeae, corn cob, soybean stalk, medicinal residues, tea seed episperm, distiller grains and bacterium bag.
4. biomass fuel according to claim 2, it is characterised in that the particle diameter of described quartz sand is 5 ~ 20 orders.
5. the method for processing biomass fuel as described in claim 1 ~ 4, it is characterised in that: comprise the following steps preparation:
Step 1, raw material pulverizing, screening: use pulverizer that biomass material is ground into the granule that diameter is 1��3mm, sieve, the granule after screening is sent in drying machine dry;
Step 2, dry: to adopt drying machine that the granule after screening is dried, make the moisture content of granule be down to 10 ~ 12%;
Step 3, remove impurity: dried granule enters in impurity removing equipment and carries out remove impurity process;
Step 4, batch mixing: with water by quartz sand surface bedew, in proportion with step 3 in through remove impurity process after granule be mixed to form compound;
Step 5, molding: sent into by compound in step 4 in shaped device, rely on the lignin in the fricative heat softening raw material between pressure roller and mould and raw material, cohered by raw material compressing, form stick solid fuel;
Step 6, cooling packing: the product after molding is cooled to less than 35 DEG C by cooling device, packaging, obtain biomass solid fuel product.
6. the processing method of biomass fuel according to claim 5, it is characterised in that the raw material in described step 1 is before pulverizing, and first the water between 5.5 ~ 6.5 rinses through rainwater or pH value, then dries.
7. the processing method of biomass fuel according to claim 5, it is characterised in that be provided with deironing operation between described step 1 and step 2.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180124A (en) * | 2016-07-08 | 2016-12-07 | 光大生物能源(含山)有限公司 | A kind of wooden form combustion power generation method |
| CN106268109A (en) * | 2016-08-31 | 2017-01-04 | 宜宾市南溪区国科中农生物科技有限公司 | A kind of processing technique of environment-friendly type distiller grains |
| CN106281547A (en) * | 2016-08-17 | 2017-01-04 | 安徽翔丰再生能源有限公司 | Environment-friendly type sawdust based biomass granule that a kind of desulphurizing ratio is high and preparation method thereof |
| CN106635233A (en) * | 2017-02-07 | 2017-05-10 | 湖州吉能生物质燃料有限公司 | Forming method and forming system for straw pellets |
| CN106675689A (en) * | 2016-12-23 | 2017-05-17 | 贵州安顺惠烽科技发展有限公司 | Biomass fuel and manufacturing method thereof |
| CN106833796A (en) * | 2017-03-29 | 2017-06-13 | 刘涛瑞 | A kind of preparation method of biomass straw mixed type environment-friendly fuel |
| CN107446650A (en) * | 2017-09-19 | 2017-12-08 | 芜湖聚焰生物质能源科技有限公司 | The preparation method of peanut hull biologic matter fuel |
| CN107446651A (en) * | 2017-09-19 | 2017-12-08 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of peanut hull biologic matter fuel |
| CN107446649A (en) * | 2017-09-19 | 2017-12-08 | 芜湖聚焰生物质能源科技有限公司 | The preparation method of wood chip biomass fuel |
| CN107502398A (en) * | 2017-09-19 | 2017-12-22 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of wood chip biomass fuel |
| CN107557104A (en) * | 2017-09-19 | 2018-01-09 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of efficient peanut shell biomass fuel |
| CN107603685A (en) * | 2017-09-19 | 2018-01-19 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of high-efficiency wood chip biomass fuel |
| CN110527574A (en) * | 2019-06-13 | 2019-12-03 | 山东马王芳凤新能源科技有限公司 | A kind of formula and its production technology of biomass fuel pellet |
| CN110699121A (en) * | 2019-09-29 | 2020-01-17 | 安徽香杨新能源科技发展股份有限公司 | Biomass gasification process |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180124A (en) * | 2016-07-08 | 2016-12-07 | 光大生物能源(含山)有限公司 | A kind of wooden form combustion power generation method |
| CN106281547A (en) * | 2016-08-17 | 2017-01-04 | 安徽翔丰再生能源有限公司 | Environment-friendly type sawdust based biomass granule that a kind of desulphurizing ratio is high and preparation method thereof |
| CN106268109A (en) * | 2016-08-31 | 2017-01-04 | 宜宾市南溪区国科中农生物科技有限公司 | A kind of processing technique of environment-friendly type distiller grains |
| CN106675689A (en) * | 2016-12-23 | 2017-05-17 | 贵州安顺惠烽科技发展有限公司 | Biomass fuel and manufacturing method thereof |
| CN106635233A (en) * | 2017-02-07 | 2017-05-10 | 湖州吉能生物质燃料有限公司 | Forming method and forming system for straw pellets |
| CN106833796A (en) * | 2017-03-29 | 2017-06-13 | 刘涛瑞 | A kind of preparation method of biomass straw mixed type environment-friendly fuel |
| CN107446650A (en) * | 2017-09-19 | 2017-12-08 | 芜湖聚焰生物质能源科技有限公司 | The preparation method of peanut hull biologic matter fuel |
| CN107446651A (en) * | 2017-09-19 | 2017-12-08 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of peanut hull biologic matter fuel |
| CN107446649A (en) * | 2017-09-19 | 2017-12-08 | 芜湖聚焰生物质能源科技有限公司 | The preparation method of wood chip biomass fuel |
| CN107502398A (en) * | 2017-09-19 | 2017-12-22 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of wood chip biomass fuel |
| CN107557104A (en) * | 2017-09-19 | 2018-01-09 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of efficient peanut shell biomass fuel |
| CN107603685A (en) * | 2017-09-19 | 2018-01-19 | 芜湖聚焰生物质能源科技有限公司 | A kind of preparation method of high-efficiency wood chip biomass fuel |
| CN110527574A (en) * | 2019-06-13 | 2019-12-03 | 山东马王芳凤新能源科技有限公司 | A kind of formula and its production technology of biomass fuel pellet |
| CN110527574B (en) * | 2019-06-13 | 2021-05-18 | 山东马王芳凤新能源科技有限公司 | Formula and production process of biomass fuel particles |
| CN110699121A (en) * | 2019-09-29 | 2020-01-17 | 安徽香杨新能源科技发展股份有限公司 | Biomass gasification process |
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