WO2021209725A1 - Procede de production de granules combustibles par vapocraquage ameliore par utilisation de biomasse heterogene - Google Patents
Procede de production de granules combustibles par vapocraquage ameliore par utilisation de biomasse heterogene Download PDFInfo
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- WO2021209725A1 WO2021209725A1 PCT/FR2021/050672 FR2021050672W WO2021209725A1 WO 2021209725 A1 WO2021209725 A1 WO 2021209725A1 FR 2021050672 W FR2021050672 W FR 2021050672W WO 2021209725 A1 WO2021209725 A1 WO 2021209725A1
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- WIPO (PCT)
- Prior art keywords
- biomass
- steam
- steam cracking
- heterogeneous
- granulation
- Prior art date
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- 239000002028 Biomass Substances 0.000 title claims abstract description 59
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000004230 steam cracking Methods 0.000 title claims description 28
- 239000008188 pellet Substances 0.000 title abstract description 10
- 238000000034 method Methods 0.000 claims description 30
- 239000000843 powder Substances 0.000 claims description 24
- 238000005469 granulation Methods 0.000 claims description 22
- 230000003179 granulation Effects 0.000 claims description 22
- 239000008187 granular material Substances 0.000 claims description 19
- 150000001875 compounds Chemical class 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 14
- 241000196324 Embryophyta Species 0.000 claims description 8
- 229920005610 lignin Polymers 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000002551 biofuel Substances 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000002023 wood Substances 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 239000002029 lignocellulosic biomass Substances 0.000 description 5
- 239000011121 hardwood Substances 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229920002488 Hemicellulose Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 235000021168 barbecue Nutrition 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000002144 chemical decomposition reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000008241 heterogeneous mixture Substances 0.000 description 1
- 238000010335 hydrothermal treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003797 solvolysis reaction Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
- B09B3/45—Steam treatment, e.g. supercritical water gasification or oxidation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
-
- 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
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/06—Methods of shaping, e.g. pelletizing or briquetting
- C10L5/10—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders
- C10L5/14—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders with organic binders
- C10L5/143—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders with organic binders with lignin-containing products
-
- 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
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/34—Other details of the shaped fuels, e.g. briquettes
- C10L5/36—Shape
- C10L5/363—Pellets or granulates
-
- 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
- C10L5/442—Wood or forestry waste
-
- 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
- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/08—Treating solid fuels to improve their combustion by heat treatments, e.g. calcining
- C10L9/083—Torrefaction
-
- 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
- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/08—Treating solid fuels to improve their combustion by heat treatments, e.g. calcining
- C10L9/086—Hydrothermal carbonization
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/24—Continuous processes
-
- 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
- C10L2250/00—Structural features of fuel components or fuel compositions, either in solid, liquid or gaseous state
- C10L2250/06—Particle, bubble or droplet size
-
- 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
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/14—Injection, e.g. in a reactor or a fuel stream during fuel production
- C10L2290/148—Injection, e.g. in a reactor or a fuel stream during fuel production of steam
-
- 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
Definitions
- the invention relates to the production of steam cracked biomass in the form of black pellets in the field of solid biofuels. More particularly, it relates to the production of black granules from a heterogeneous biomass.
- the objective is to produce black granules with good mechanical strength, good resistance to water and increased calorific value.
- Hydrothermal pretreatment also called aqueous fractionation, solvolysis, hydrothermolysis or hydrothermal treatment, involves the use of high temperature and high pressure water to promote the disintegration and separation of the lignocellulosic matrix. This technique is not suitable for the production of black granules since the products obtained are predominantly liquid.
- Pyrolysis is the chemical decomposition of an organic compound by intense heating in the absence of oxygen. The compounds obtained after pyrolysis differ in their characteristics from those obtained by steam cracking. Steam cracking cannot be likened to a pyrolysis technique in that it employs a steam explosion and is carried out in the presence of oxygen.
- lignocellulosic biomass wood, agricultural residues, co-products from agriculture and agribusiness
- an energetically dense compound, transportable and easily stored makes it possible to develop and consolidate an industrial stationary energy sector (biofuel used at a fixed point, the hearth, unlike biofuels) and reduce environmental impacts ( fossil C0 2 emission, with biomass without fertilizers or phytosanitary).
- the thermal treatment of the biomass by steam cracking allows this energy densification, by homogenizing the biomass into a steam cracked powder according to precise parametric conditions, in particular of particle size, temperature and residence time. The powder is then granulated to facilitate its transport, storage and use.
- Granulation by passing the steam cracked powder through a granulating press makes it possible to form dense and resistant granules.
- softwood sawdust refined (75% between 0.36 and 1 mm, and 50% less than 0.5 mm) and compressed produces granules between 6, 8 and 10 mm in diameter, 2 to 5 cm in length, with a bulk density of 600 at 650 g / L, with a mechanical strength (durability) of 97.5% and a PCI / gross of 4.9 kWh / kg for less than 8% humidity (usually between 5 and 8%).
- it has no resistance to water (it completely disintegrates in water in less than 5 minutes).
- the black hardwood pellet has a bulk density of 650 to 750 g / L, with a mechanical strength (durability) of 98.5% and a PCI / gross> 5.0 kWh / kg for less than 10% moisture (usually equal or very close to 10%). It has a resistance to immersion which allows it to reversibly capture less than 10% of its weight in water without noticeable modification of its durability after drying.
- the severity conditions can be adapted to modulate the steam cracking in order to improve the granulation of the black granules, they make it possible to manufacture longer fibers, but to the detriment of the increase in the expected calorific value and other properties such as resistance. to water or mechanical strength, the drop in cohesion due to the lignin which migrates less at lower severity. This approach is therefore not satisfactory on its own.
- Patent WO2013 / 191897 describes an installation and a process dedicated to the treatment of biomass using steam explosion methods as a pretreatment before gasification or combustion.
- the moisture values of the incoming biomass left outside without further drying are between 15% to 60%.
- the process uses a steam explosion step in which: the biomass is introduced into a unit explosion, low pressure steam is introduced and then steam at at least 10 times atmospheric pressure is finally introduced to heat and pressurize the biomass before rapid depressurization.
- the produced fine wet biomass particles are then fed to a feed section of the biomass gasifier, which reacts with the biomass particles in a rapid biomass gasification reaction to produce syngas components.
- the product obtained by this process is a synthesis gas.
- Patent WO2019 / 054913A1 relates to a wood pulp production process allowing the production of fuel pellets or briquettes from wood.
- the process involves debarking tree logs which are then reduced to wood chips. A part of these chips is used to form a paste, while another part undergoes a steam cracking step.
- the heat-treated bark is discharged from the reactor through an adjustable blow-off valve or a constant diameter discharge port to achieve a vapor explosion discharge of said bark. After the steam explosion step, the chips obtained are granulated with the lignin recovered during the wood pulp production step.
- Patent WO2020 / 225504 relates to a powdery carbonaceous substrate of chemical or biochemical reaction obtained by continuous steam cracking of a lignocellulosic biomass at a moisture content of between 5% and 27% without chemical auxiliary by applying a severity factor of included between 3 and 5.
- the carbonaceous substrate can be in the form of a weakly densified granule. This form can be adopted when packaging the product in order to facilitate handling, but its characteristics are those of a powder when the substrate is impregnated with a solution (enzymatic, acid, etc.).
- the inventors have shown, unexpectedly, that the quality of the black granules is improved when the latter are produced from a steam cracked biomass of heterogeneous particle size. More generally, they have shown that good granulation could be obtained by mixing steam-cracked powders obtained from different biomasses.
- the powders obtained from soft hardwoods such as poplar, or certain hardwoods such as ash deliver very fibrous powders which can advantageously be mixed with an oak powder which comprises of the order of 80% fines.
- the invention relates to a process for the production of combustible black granules by continuous steam cracking of biomass at a humidity level of between 5 and 27%, characterized in that the granulation step is carried out on an unwashed steam cracked biomass comprising on the one hand at least 50% of pulverulent compounds with a cross section of less than 0.5 millimeters and on the other hand at least 10% of fibrous compounds having a length greater than 1 mm, said pulverulent and fibrous compounds being linked by the hemicellulose and lignin present in said biomass, without additives.
- the process according to the invention has the advantage of ensuring the production of black granules of good quality in a constant manner: good mechanical strength, good resistance to water and increased calorific value.
- the use of a heterogeneous steam cracked biomass makes it possible to produce quality granules without adding additives, in which the steam cracked lignin serves as a binder. Additives are expensive and generally unwanted due to their toxicity; To be free from it is therefore advantageous from an economic and ecological point of view.
- the heterogeneity of the powders can be obtained in different ways: by using an input biomass whose grinding leads to platelet-type particles of heterogeneous size, by using a heterogeneous input biomass consisting of a mixture of different plant species, in modulating the severity conditions during steam cracking, by mixing biomasses obtained from the same input biomass but treated under different severity conditions during steam cracking by mixing different steam cracked biomasses obtained from different plant species.
- the size of the powder particles can be measured after steam cracking to prepare an appropriate heterogeneous mixture with a view to quality granulation.
- the subject of the invention is a process for the production of fuel granules by continuous steam cracking of biomass at a humidity level of between 5 and 27%, characterized in that the granulation step is carried out on a steam cracked biomass comprising a on the one hand at least 50% of pulverulent compounds with a cross section of less than 0.5 millimeters, and on the other hand at least 10% of fibrous compounds having a length greater than 1 millimeter, without adding additives.
- the additives are not necessary because the pulverulent and fibrous compounds of the wood, in particular the lignin and the hemicellulose, are bound in the granules following the chemical and physical modifications induced by the steam cracking.
- additives is understood to mean the commercial compounds introduced between 0.5% and 10% by weight, such as certain compounds of starch, flour, other plant or petrochemical substances providing a binder.
- biomass is intended to mean lignocellulosic biomass originating both from agricultural and forestry residues, from wood processing by-products and from dedicated crops. It may in particular be wood chips, with or without bark.
- the quality of this raw material will directly influence the quality and the energy characteristics of the solid combustible material.
- the most used woods are hardwoods and softwoods.
- the humidity level is between 7% and 20% and even more preferably is between 8 and 14%.
- the pulverulent compounds with a cross section of less than 0.5 millimeters represent at least 75% of the steam cracked biomass.
- the fibrous compounds having a length greater than 1 millimeter represent at least 20% of the steam cracked biomass.
- the biomass comprises in addition to pulverulent compounds and fibrous compounds, cottony compounds.
- the steam cracked biomass is heterogeneous because it comes from different plant species.
- the composition of the lignocellulosic biomass varies according to the plant species in these major constituents which are cellulose, hemicellulose and lignin. This is why the powders obtained by steam cracking from the different species are not of equivalent quality.
- the steam cracking of the different plant species is carried out in a single step.
- the steam cracked biomass is heterogeneous due to the fact that it comes from several steam cracking of the same initial biomass under conditions of different severity, the powders obtained being mixed before granulation.
- the different steam cracking of the same initial biomass under conditions of different severity can be carried out at different times or in parallel. In a preferred embodiment, they are carried out simultaneously in continuous reactors arranged in parallel.
- the particle size of the steam cracked biomass powders must be known.
- the particle size of these powders can be measured before granulation.
- This measurement can be made by any means known to those skilled in the art and preferably by a means which can be integrated into the production line, such as measurement by optical diffusion (laser), or even measurement by sieve systems.
- laser optical diffusion
- sieve systems even measurement by sieve systems.
- the method comprises a step in which the particle size of the steam cracked biomass is analyzed before granulation.
- the density of the steam cracked powder is also an indicator of its heterogeneity and therefore of its granulability.
- the method further comprises a step of adding lignin originating from a steam cracked biomass before granulation.
- the method can also comprise a step in which the various powders constituting the heterogeneous biomass are pre-granulated separately and then mixed before granulation.
- the pre-granulation of the powders facilitates their handling and transport.
- the particle size of the biomass after steam cracking is also influenced by the particle size of the biomass before steam cracking, that is to say by the size of platelets or other form of the initial biomass. This parameter can be easily modulated by adapting the grinding screens.
- the method can comprise a step in which the particle size of the biomass crushed before steam cracking is heterogeneous.
- This invention finds its application in manufacturers who seek to optimize the production of biofuels by standardizing the final product according to a variable supply which becomes desirable instead of being suffered; the advantage is also to be able to arbitrate thanks to a mixture of variations in availability and price of biomass, in the interest of the final granulated product.
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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Processing Of Solid Wastes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA3170235A CA3170235A1 (fr) | 2020-04-17 | 2021-04-16 | Procede de production de granules combustibles par vapocraquage ameliore par utilisation de biomasse heterogene |
MX2022012988A MX2022012988A (es) | 2020-04-17 | 2021-04-16 | Metodo de produccion de granulos de combustibles por craqueo a vapor mejorado utilizando biomasa heterogenea. |
CN202180022992.6A CN115698227A (zh) | 2020-04-17 | 2021-04-16 | 通过使用非均质生物质的改进的蒸汽裂解制造可燃性颗粒的方法 |
EP21725575.1A EP4136188A1 (fr) | 2020-04-17 | 2021-04-16 | Procede de production de granules combustibles par vapocraquage ameliore par utilisation de biomasse heterogene |
JP2022562347A JP2023521842A (ja) | 2020-04-17 | 2021-04-16 | 不均一バイオマスを使用した、改良された水蒸気分解による可燃性ペレットの生産方法 |
AU2021255991A AU2021255991A1 (en) | 2020-04-17 | 2021-04-16 | Method for producing combustible pellets by improved steam cracking using heterogeneous biomass |
US17/996,151 US20230193149A1 (en) | 2020-04-17 | 2021-04-16 | Method for producing combustible pellets by improved steam cracking using heterogeneous biomass |
KR1020227039784A KR20230004625A (ko) | 2020-04-17 | 2021-04-16 | 이종 바이오매스를 이용한 개선된 증기 분해에 의한 가연성 펠릿의 제조 방법 |
BR112022020880A BR112022020880A2 (pt) | 2020-04-17 | 2021-04-16 | Método para a produção de pellets de combustível por craqueamento a vapor aperfeiçoado usando biomassa heterogênea |
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FR2003905A FR3109390B1 (fr) | 2020-04-17 | 2020-04-17 | Procédé de production de granulés combustibles par vapocraquage amélioré par utilisation de biomasse hétérogène |
FRFR2003905 | 2020-04-17 |
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US (1) | US20230193149A1 (fr) |
EP (1) | EP4136188A1 (fr) |
JP (1) | JP2023521842A (fr) |
KR (1) | KR20230004625A (fr) |
CN (1) | CN115698227A (fr) |
AU (1) | AU2021255991A1 (fr) |
BR (1) | BR112022020880A2 (fr) |
CA (1) | CA3170235A1 (fr) |
FR (1) | FR3109390B1 (fr) |
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CN114933926A (zh) * | 2022-06-20 | 2022-08-23 | 无锡市检验检测认证研究院 | 一种将蓝藻转化成生物质黑颗粒的装置及方法 |
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FR3095654B1 (fr) * | 2019-05-03 | 2022-01-21 | Europeenne De Biomasse | Contrôle du vapocraquage en vue d’améliorer le PCI des granulés noirs |
Citations (5)
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FR2955118A1 (fr) * | 2010-01-12 | 2011-07-15 | Inst Francais Du Petrole | Procede d'hydroliquefication directe de biomasse comprenant deux etapes d'hydroconversion en lit bouillonnant. |
WO2013191897A1 (fr) | 2012-06-22 | 2013-12-27 | Sundrop Fuels, Inc. | Prétraitement de biomasse par vapocraquage avant gazéification |
US20170298150A1 (en) * | 2012-04-11 | 2017-10-19 | Kinetic Biofuel A/S | Method For Processing A Biomass Containing Lignocellulose |
WO2019054913A1 (fr) | 2017-09-18 | 2019-03-21 | Valmet Ab | Procédé et système de production de granulés ou de briquettes combustibles |
WO2020225504A2 (fr) | 2019-05-03 | 2020-11-12 | Europeenne De Biomasse | Substrat pulverulent obtenu par vapocraquage d'une biomasse sans auxiliaire chimique et ses utilisations |
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CN107849619A (zh) * | 2015-05-13 | 2018-03-27 | 波特研究公司 | 减小木质纤维素材料的尺寸的方法和相关系统 |
FR3095656B1 (fr) * | 2019-05-03 | 2021-11-12 | Europeenne De Biomasse | Procédé de traitement de biomasse solide par vapocraquage intégrant l’énergie des coproduits |
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- 2021-04-16 JP JP2022562347A patent/JP2023521842A/ja active Pending
- 2021-04-16 KR KR1020227039784A patent/KR20230004625A/ko active Search and Examination
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- 2021-04-16 AU AU2021255991A patent/AU2021255991A1/en active Pending
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2955118A1 (fr) * | 2010-01-12 | 2011-07-15 | Inst Francais Du Petrole | Procede d'hydroliquefication directe de biomasse comprenant deux etapes d'hydroconversion en lit bouillonnant. |
US20170298150A1 (en) * | 2012-04-11 | 2017-10-19 | Kinetic Biofuel A/S | Method For Processing A Biomass Containing Lignocellulose |
WO2013191897A1 (fr) | 2012-06-22 | 2013-12-27 | Sundrop Fuels, Inc. | Prétraitement de biomasse par vapocraquage avant gazéification |
WO2019054913A1 (fr) | 2017-09-18 | 2019-03-21 | Valmet Ab | Procédé et système de production de granulés ou de briquettes combustibles |
WO2020225504A2 (fr) | 2019-05-03 | 2020-11-12 | Europeenne De Biomasse | Substrat pulverulent obtenu par vapocraquage d'une biomasse sans auxiliaire chimique et ses utilisations |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114933926A (zh) * | 2022-06-20 | 2022-08-23 | 无锡市检验检测认证研究院 | 一种将蓝藻转化成生物质黑颗粒的装置及方法 |
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CN115698227A (zh) | 2023-02-03 |
US20230193149A1 (en) | 2023-06-22 |
JP2023521842A (ja) | 2023-05-25 |
KR20230004625A (ko) | 2023-01-06 |
EP4136188A1 (fr) | 2023-02-22 |
FR3109390B1 (fr) | 2022-07-22 |
CA3170235A1 (fr) | 2021-10-21 |
MX2022012988A (es) | 2022-11-09 |
BR112022020880A2 (pt) | 2022-11-29 |
AU2021255991A1 (en) | 2022-10-06 |
FR3109390A1 (fr) | 2021-10-22 |
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