CN108315027A - Carbon containing biomass material carbonizes powder integral method processed and its system - Google Patents
Carbon containing biomass material carbonizes powder integral method processed and its system Download PDFInfo
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- CN108315027A CN108315027A CN201810140420.8A CN201810140420A CN108315027A CN 108315027 A CN108315027 A CN 108315027A CN 201810140420 A CN201810140420 A CN 201810140420A CN 108315027 A CN108315027 A CN 108315027A
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- charing
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 141
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 135
- 239000002028 Biomass Substances 0.000 title claims abstract description 98
- 239000000463 material Substances 0.000 title claims abstract description 61
- 239000000843 powder Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000000446 fuel Substances 0.000 claims abstract description 55
- 238000010298 pulverizing process Methods 0.000 claims abstract description 53
- 239000007789 gas Substances 0.000 claims abstract description 45
- 239000008246 gaseous mixture Substances 0.000 claims abstract description 40
- 239000012159 carrier gas Substances 0.000 claims abstract description 25
- 239000007787 solid Substances 0.000 claims abstract description 24
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 238000000197 pyrolysis Methods 0.000 claims abstract description 16
- 238000003763 carbonization Methods 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 239000008187 granular material Substances 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 239000003610 charcoal Substances 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 238000002309 gasification Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 4
- 238000005984 hydrogenation reaction Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010025 steaming Methods 0.000 claims 1
- 239000003575 carbonaceous material Substances 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 38
- 239000002245 particle Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000010000 carbonizing Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000208818 Helianthus Species 0.000 description 1
- 235000003222 Helianthus annuus Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004177 carbon cycle Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 235000019580 granularity Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 239000011276 wood tar Substances 0.000 description 1
- 239000002916 wood waste Substances 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/06—Jet mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/26—Multiple arrangement thereof for series flow
-
- 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
- C10B49/04—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 while moving the solid material to be treated
-
- 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
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
-
- 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
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
- C10B57/10—Drying
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/145—Feedstock the feedstock being materials of biological origin
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention discloses a kind of carbon containing biomass materials to carbonize powder integral method processed and its system, and this method comprises the following steps：1) material carbonizes：Under the conditions of high temperature, biomass material forms material turbulent flow with hot carrier gas and carries out carbonization reaction, generates pyrolysis gas and biomass carbon；2) biomass carbon powder：Biomass carbon enters the lower part of charing fuel pulverizing plant and hot carrier gas forms material eddy flow, while biomass carbon being crushed, powdered carbon is made；3) powdered carbon exchanges heat：Powdered carbon rises with air-flow and heat exchange occurs with material turbulent flow, and the powdered carbon continuation after heat exchange rises to form powdered carbon eddy flow with air-flow, and heat exchange further occurs；4) first order gas solid separation：Isolate coarse granule powdered carbon and the gaseous mixture containing fine grained powdered carbon；5) second level gas solid separation：Isolate fine grained powdered carbon and gaseous mixture.The present invention using charing and the integrated method of powder processed, can by carbonaceous material rapid draing, carbonize, powder integrated treatment processed, system structure is simple, operation is reliable.
Description
Technical field
The present invention relates to the technical fields of biomass pyrolytic charing, and powder processed is carbonized in particular to a kind of carbon containing biomass material
Integral method and its system.
Background technology
Biomass energy is a kind of ideal regenerative resource, is had the characteristics that：(1) recyclability；(2) low stain
(biomass sulfur content, nitrogen content are low, the SO generated in combustion process2、NO2Relatively low, when biomass is as fuel, carbon dioxide is net
Discharge capacity is similar to zero, can efficiently reduce greenhouse effects)；(3) extensive distributivity.Lacking the region of coal can make full use of
Biomass energy, so, using biomass as alternative energy source, to improving air acid rain environment.Carbon dioxide in air is reduced to contain
Amount has great benefit to reduce " greenhouse effects ".The low-sulfur and CO of biomass energy2Zero-emission make biomass become energy
The research hotspot of source production.
Biomass carbonated refers to by biomass (stalk：Cotton, comb vegetable stems, forestry waste and the timber such as fiber crops, sunflower
Industrial wood waste) pass through certain technique processing, the process of chemical reaction generation product and byproduct.Biomass no air,
The incomplete thermal degradation occurred in the case of anoxic, to generate the process of the products such as charcoal and condensable liquid.It will be low-grade
Biomass energy is converted into high-grade energy, and common approach is carbonized to it, and main method has：Carbonizing kiln interval carbonizes
Method, closing vexed tank charring, cracking process, but its carbonization time is long, the degree of automation is low, and carbonization product is of low quality, production
Bad environments, product quality depend critically upon worker's experience etc..There is charing inefficiency, structure in existing swinging retort
The shortcomings of excessively complexity, equipment cost is excessively high, and economy is poor, and with the gas explosion of synthesis gas leakage initiation, wood tar, the wooden vinegar
Acid condensation blocks the deleterious conditions such as pipeline.
Biomass produces the technique of powdered carbon at present, mostly uses raw material → drying → crushing → charing → crushing → packaging greatly
Process route, wherein carbonization are also using point three sections of progress low temperature, medium temperature, high temperature carbonizations, these charing powder-making technique systems
Complexity, operating difficulties, carbon loss rate height, not energy-efficient environmental protection.
Invention content
It, should present invention aim to provide a kind of carbon containing biomass material to carbonize powder integral method processed and its system
Method is combined using charing and powder processed, can be realized the fast charring of biomass material and is crushed, and simple system, operation are held
Easily, environmental protection and energy saving, industrialization are reliable.
To achieve the above object, carbon containing biomass material provided by the invention carbonizes powder integral method processed, including as follows
Step：
1) material carbonizes：Under the conditions of high temperature, biomass material is sent into the middle part of charing fuel pulverizing plant, and from charcoal
Change the hot carrier gas that fuel pulverizing plant bottom sprays into and form material turbulent flow, carries out carbonization reaction, generate pyrolysis gas, while obtaining biomass
Charcoal；
2) biomass carbon powder：Biomass carbon enters the lower part of charing fuel pulverizing plant under the action of self-weight, and from charcoal
Change the hot carrier gas that fuel pulverizing plant bottom sprays into and form material eddy flow, while broken shock processing is carried out to biomass carbon, charcoal is made
Powder；
3) powdered carbon exchanges heat：The powdered carbon escaped from charing fuel pulverizing plant lower part rise with air-flow during in step 1)
Heat exchange occurs for material turbulent flow, and powdered carbon rotation is formed at the top that the powdered carbon after heat exchange continues to rise to charing fuel pulverizing plant with air-flow
Stream, further occurs heat exchange；
4) first order gas solid separation：The powdered carbon escaped at the top of charing fuel pulverizing plant enters first order separator with air-flow,
First order gas solid separation processing is carried out, coarse granule powdered carbon and the gaseous mixture containing fine grained powdered carbon are isolated；
5) second level gas solid separation：It will be sent into second level separator containing the gaseous mixture of fine grained powdered carbon, carries out the second level
Gas solid separation processing, isolates fine grained powdered carbon and gaseous mixture.
Further, in the step 1), the temperature of carbonization reaction is 200~800 DEG C.
Preferably, in the step 1), the temperature of carbonization reaction is 200~500 DEG C.
Further, in the step 2), broken shock is carried out to biomass carbon using the crushing cutter of rotation and is handled, is broken
The speed of rotation of broken cutter is 800~20000 revs/min, grain size≤2mm of manufactured powdered carbon.
Further, in the step 4), the grain size of coarse granule powdered carbon is 1~2mm, the grain size ＜ 1mm of fine grained powdered carbon.
Further, in the step 4) and step 5), gaseous mixture is the mixed gas of hot carrier gas and pyrolysis gas；The heat
Carrier gas is carbon dioxide, water vapour, the mixing of one or more of nitrogen, the pyrolysis gas be comprising carbon monoxide, hydrogen,
One or more mixed gas in methane, ethane, tar gas.
Further, in the step 4), the gaseous mixture containing fine grained powdered carbon is divided into two parts, and first part is contained carefully
The gaseous mixture of particle powdered carbon, which is sent into step 5), carries out gas solid separation, and the gaseous mixture that second part contains fine grained powdered carbon is directly arranged
Go out to be applied to hydrogenation liquefaction, gasification or combustion power generation.
Further, in the step 5), gaseous mixture is divided into two parts, and first part's gaseous mixture is sent into step 1) and is carried out
Carbonization reaction, second part gaseous mixture are applied to after converging with the gaseous mixture that the second part in step 4) contains fine grained powdered carbon
Hydrogenation liquefaction, gasification or combustion power generation.
The present invention also provides a kind of to realize that the carbon containing biomass material that the above method designs carbonizes powder integration processed
System, including fuel pulverizing plant, first order separator, second level separator are carbonized, it is provided in the middle part of the charing fuel pulverizing plant
The bottom of biomass feed inlet for entering for biomass material, the charing fuel pulverizing plant is useful for along outer wall is tangentially-arranged
The top of the air inlet that heat supply carrier gas enters, the charing fuel pulverizing plant is useful for for powdered carbon and gaseous mixture along outer wall is tangentially-arranged
The mixture of output exports；
The mixture outlet of the charing fuel pulverizing plant is connect with the mixture import of first order separator, the first order
The discharge port of separator is connect with the feed inlet of second level separator, is additionally provided on the first order separator for supplying thick
First powdered carbon outlet of grain powdered carbon discharge is additionally provided with for being discharged for fine grained powdered carbon on the second level separator
Two powdered carbon outlets and the exhaust outlet for being discharged for gaseous mixture, exhaust outlet and the charing fuel pulverizing plant of the second level separator
Air inlet connection.
Further, it is set on the pipeline between the discharge port and the feed inlet of second level separator of the first order separator
It is equipped with the first branch, is provided on the pipeline between the exhaust outlet of the second level separator and the air inlet for carbonizing fuel pulverizing plant
The second branch, the first branch are connected after converging with the second branch with external world's conveying piping.
Further, the charing fuel pulverizing plant includes shell and the spiral board in housing cavity lower part, the rotation is arranged
Be provided with above flowing plate can high-speed rotating crushing cutter, the biomass feed inlet is located at the top of crushing cutter, described
Air inlet is located at the lower section of spiral board.
Further, the spiral board includes and the fixed annular inclined plate of inner walls and is arranged in annular inclined plate
The solid panel of circle, the annular inclined plate upper edge its be arranged circumferentially several for through-hole that heat supply carrier gas sprays.
Still further, the bottom of the charing fuel pulverizing plant is provided with the driving electricity for driving crushing cutter to rotate
Machine.
Further, the first order separator is cyclone separator, and the second level separator is deduster.
Compared with prior art, the invention has the advantages that：
First, the present invention uses charing and the integrated method of powder processed, it can be by the rapid draing of biomass carbonaceous material, charcoal
Change, the integrated processing of powder processed, system structure is simple, operation is reliable, transhipment of the overall process without intermediate products, can be integrated fast
Speed produces biomass charcoal powder product.
Second, present invention combination biomass material is heated volatile and biomass carbon easily powder processed the characteristics of, in hot carrier gas
Under effect, biomass realizes that two charing, powder processed steps have complementary advantages, device interior air-flow flow point in charing fuel pulverizing plant
Cloth is reasonable, and the energy can be applied fully.
Third, the present invention is using the pyrolysis charring mode that is combined with eddy flow of turbulent flow, and the device can effectively will be biological
Matter charcoal is crushed to 2mm or less granularities, and the pyrolysis of biomass carbon particle is abundant, and powdered carbon quality is high.
Fourth, it is the supplement of the hot carrier gas energy of system that the present invention, which can utilize pyrolysis gas, it also can be in conjunction with various waste heats as heat
The energy source of charing is solved, energy saving of system environmental protection avoids the consumption in the high potentials such as a large amount of electric energy source.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of carbon containing biomass material charing powder integral system processed；
Fig. 2 is the schematic cross-sectional view along the directions A-A in Fig. 1；
Fig. 3 is the schematic cross-sectional view along the directions B-B in Fig. 1；
In figure, charing fuel pulverizing plant 1 (biomass feed inlet 1.1, air inlet 1.2, mixture outlet 1.3, shell 1.4, rotation
Flowing plate 1.5, annular inclined plate 1.51, solid panel 1.52, through-hole 1.53, crushing cutter 1.6, driving motor 1.7), the first fraction
From device 2 (mixture import 2.1, discharge port 2.2, the first powdered carbon outlet 2.3), (feed inlet 3.1, second of second level separator 3
Powdered carbon outlet 3.2, exhaust outlet 3.3), the first branch 4.1, the second branch 4.2.
Specific implementation mode
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
Carbon containing biomass material as shown in Figures 1 to 3 carbonizes powder integral system processed, including charing fuel pulverizing plant 1, first
Grade separator 2, second level separator 3.In the present embodiment, first order separator 2 selects cyclone separator, second level separator 3
Select deduster.The middle part of charing fuel pulverizing plant 1 is provided with the biomass feed inlet 1.1 for entering for biomass material, charcoal
Change the bottom of fuel pulverizing plant 1 along the tangentially-arranged air inlet 1.2 for being useful for heat supply carrier gas entrance of outer wall, carbonizes fuel pulverizing plant 1
Top is along the tangentially-arranged mixture outlet 1.3 for being useful for exporting for powdered carbon and gaseous mixture of outer wall；Carbonize the mixing of fuel pulverizing plant 1
Material outlet 1.3 is connect with the mixture import 2.1 of first order separator 2, the discharge port 2.2 of first order separator 2 and the second level
The feed inlet 3.1 of separator 3 connects, and the first powdered carbon for being discharged for coarse granule powdered carbon is additionally provided on first order separator 2
Outlet 2.3 is additionally provided with 3.2 and of the second powdered carbon outlet for being discharged for fine grained powdered carbon on second level separator 3
In the exhaust outlet 3.3 being discharged for gaseous mixture, the air inlet 1.2 of the exhaust outlet 3.3 and charing fuel pulverizing plant 1 of second level separator 3
Connection.It is provided with first on pipeline between the discharge port 2.2 of first order separator 2 and the feed inlet 3.1 of second level separator 3
Branch 4.1 is provided on the pipeline between the exhaust outlet 3.3 of second level separator 3 and the air inlet 1.2 for carbonizing fuel pulverizing plant 1
The second branch 4.2, the first branch 4.1 are connected after converging with the second branch 4.2 with external world's conveying piping.
In above-mentioned technical proposal, charing fuel pulverizing plant 1 includes shell 1.4 and the eddy flow in 1.4 inner cavity lower part of shell is arranged
Plate 1.5, the top of spiral board 1.5 be provided with can high-speed rotating crushing cutter 1.6, the bottom of charing fuel pulverizing plant 1 is provided with
Driving motor 1.7 for driving crushing cutter 1.6 to rotate.Biomass feed inlet 1.1 is located at the top of crushing cutter 1.6, into
Gas port 1.2 is located at the lower section of spiral board 1.5.Spiral board 1.5 include with the fixed annular inclined plate 1.51 of 1.4 inner wall of shell and
Solid panel 1.52 in 1.51 inner ring of annular inclined plate is set, 1.51 upper edge of annular inclined plate its be arranged circumferentially several for supplying
The through-hole 1.53 that hot carrier gas sprays.
The method for carbonizing powder integral system processed using above-mentioned carbon containing biomass material, the forestry wood for being 20% with moisture content
For material is as biomass material, include the following steps：
1) material carbonizes：Under the conditions of high temperature, biomass material (grain size is 50~200mm), which is sent into, carbonizes powder dress processed
1 middle part is set, it is (hot with the hot carrier gas of 200~500 DEG C of high temperature from the penetrating of 1 bottom of charing fuel pulverizing plant from bottom to up first
Carrier gas is the mixing of one or more of carbon dioxide, water vapour, nitrogen) material turbulent flow is formed, biomass material is carried with heat
Gas carries out strong gas-solid mixing heat exchange and carbonization reaction occurs, and the source of hot carrier gas can be external system waste heat, can also be
Using the combustion heat of pyrolysis gas cycle, the combustion heat, electrical heating, electromagnetic heating, heating plasma, the biomass combustion of powdered carbon cycle
The diversified forms such as heat, gasification of biomass heat.Preferably, hot carrier gas be from step 5) second level gas solid separation treated pyrolysis
Gas.Since biomass has labile characteristic of being heated, especially in the section of the present apparatus, biomass material is in anoxic
Under the conditions of, it is rapidly heated to higher reaction temperature, to cause the decomposition of macromolecular, produces pyrolysis gas (small molecule
Fuel gas, coercibility volatile matter, such as comprising one or more mixed in carbon monoxide, hydrogen, methane, ethane, tar gas
Close gas) and biomass carbon.Biomass material is pyrolyzed under with the heating rate of 100~200 DEG C/s can obtain biomass carbon
With two kinds of products of pyrolysis gas, the content according to fixed carbon in biomass material Industrial Analysis is different, and the yield of biomass carbon slightly has
Difference, between the pyrolysis yield of biomass carbon is 20~35% in the present embodiment, biomass carbon calorific value is 4000~5500kcal/
Between kg, between the porosity is 60~90%, reactivity is extraordinary activated carbon and chemical reaction between 60~90%
Raw material.
2) biomass carbon powder：Biomass carbon enters the lower part of charing fuel pulverizing plant 1 under the action of self-weight, is made in charing
500 DEG C or more of high warm carrier gas is sprayed from the through-hole high speed of spiral board in the lower part eddy flow section of powder device 1, and circumferential direction tilts
The through-hole of arrangement realizes that air-flow high speed sprays and pushes biomass carbon in bottom section inward turning to flowing, and hot carrier gas muzzle velocity exists
Between 30~100m/s, and the material eddy flow of positive rotation direction is formed, pyrolysis biomass carbon is pushed to form eddy flow field in bottom, meanwhile,
Bottom eddy flow section is disposed with the crushing cutter arranged with multilayer inclination angle, which can pass through rotary shaft and external drive motors
Connection is rotated by driving motor and drives crushing cutter high speed rotation, the speed of rotation ranging from 800~20000 of crushing cutter
Rev/min, the speed range that biomass carbon impacts eddy flow is 30~100m/s, and the biomass carbon pushed by eddy flow is again by reverse high
The crushing cutter of speed rotation is cut, (powdered carbon of preferably grain size ＜ 1mm accounts for for the powdered carbon that is hit and be broken into grain size≤2mm
90~95%；It is highly preferred that the powdered carbon of grain size ＜ 0.5mm accounts for 50~80%).Hot carrier gas enters what charing fuel pulverizing plant 1 was formed
The direction that eddy flow direction is rotated with rotating blade by the attraction of the eddy flow generation of high-speed flow formation on the contrary, force to adsorb
Biomass carbon is located at the bottom section of charing fuel pulverizing plant 1, forms the material focusing field of high concentration, can be formed just in bottom section
In biomass carbon circumgyration incision, the broken field of shock, itself compared to biomass, biomass material is a large amount of due to containing
Cellulosic component is not easy powder directly processed, and after biomass pyrolytic charing, the biomass carbon of formation but has extraordinary broken spy
Property, biomass carbon quality is very crisp within this temperature range, is crushed and is easy, and need not carry out repeated multiple times shock, roll etc. and is broken
Broken form, so less to the abrasion of crushing cutter when broken, energy consumption is relatively low.
3) powdered carbon exchanges heat：The powdered carbon of grain size≤2mm escapes from 1 lower part of charing fuel pulverizing plant and rises with air-flow after broken, by
It is more than Particles at Critical in air velocity and carries speed, powdered carbon rises with air-flow enters the anti-of 1 middle part of charing fuel pulverizing plant again
Section is answered to form turbulent flow, powdered carbon can carry out violent heat transfer exchange again in turbulent section, and on the one hand dry and charing newly enters
The biomass material of stove, another aspect powdered carbon can carry out strong heat and mass with material turbulent flow and exchange, and part powdered carbon can be in height
Secondary carbonization reaction is carried out under water vapor, further increases the high microporosity of particle surface, improves powdered carbon reactivity extremely
90% or more.The gaseous mixture containing powdered carbon after heat exchange exits into 1 top of charing fuel pulverizing plant out of material turbulent flow section, leads to
It crosses device top and is provided with tangential gas flow outlet, which guides air-flow to carry out tangential swirl movement, the powdered carbon after heat exchange
Powdered carbon eddy flow is formed at the top for continuing to rise to charing fuel pulverizing plant 1 with air-flow, and heat exchange further occurs；Meanwhile by air-flow
Powdered carbon of the grain size of middle carrying more than 2mm carries out simple gas solid separation in the device by cyclonic action, and large-size particles can be
It is retained in the device under eddy flow and gravity double action, it is raw to which reduction does not carry out taking out of for the large-size particles of break process
Material charge is from charing fuel pulverizing plant 1 is entered by charing, powder processed, heat exchange to finally being escaped with air-flow, in charing fuel pulverizing plant 1
The interior residence time is 30~60s..
4) first order gas solid separation：The powdered carbon escaped from 1 top of charing fuel pulverizing plant enters first order separator with air-flow
2, first order gas solid separation processing is carried out, and the grain size for gaseous mixture being carried in first order separator 2 is less than of setting grain size
Grain material carries out gas solid separation, isolates coarse granule powdered carbon (grain size be 1~2mm), and coarse granule powdered carbon is from 2 bottom of first order separator
Portion draws, collects, and 2 gaseous mixture of the top discharge containing fine grained powdered carbon (grain size ＜ 1mm) of first order separator.
5) second level gas solid separation：Gaseous mixture containing fine grained powdered carbon is divided into two parts, thin is contained in first part
The gaseous mixture of grain powdered carbon is sent into second level separator 3 (preferably deduster, filter core aperture are 0.01mm~0.1mm), carries out the
The processing of two level gas solid separation, isolates fine grained powdered carbon and gaseous mixture, collects lower fine grained powdered carbon, which can make
The various application occasions such as seawater cleaning are revealed for printer powder or water body purification, air purification, ocean oil pipe, and clean mixing
Gas can also be divided into two parts, the pressurized pump pressurized delivered of first part's gaseous mixture, and first part's gaseous mixture cycle is sent into step
1) middle to carry out carbonization reaction, it is applied to add after the gaseous mixture confluence that second part gaseous mixture contains fine grained powdered carbon with second part
The techniques such as liquefaction of hydrogen, gasification or combustion power generation or carbon raw material Chemical Manufacture, direct preparing liquid fuel.
More than, specific implementation mode only of the invention, it is noted that any technical person familiar with the field is in this hair
In bright disclosed technical scope, the change or replacement that can be readily occurred in should be covered by the protection scope of the present invention.
Claims (13)
1. a kind of carbon containing biomass material carbonizes powder integral method processed, it is characterised in that：Include the following steps：
1) material carbonizes：Under the conditions of high temperature, biomass material is sent into the middle part of charing fuel pulverizing plant, is made with from charing
The hot carrier gas that powder bottom of device sprays into forms material turbulent flow, carries out carbonization reaction, generates pyrolysis gas, while obtaining biomass carbon；
2) biomass carbon powder：Biomass carbon enters the lower part of charing fuel pulverizing plant under the action of self-weight, is made with from charing
The hot carrier gas that powder bottom of device sprays into forms material eddy flow, while carrying out broken shock processing to biomass carbon, and powdered carbon is made；
3) powdered carbon exchanges heat：The powdered carbon escaped from charing fuel pulverizing plant lower part rise with air-flow during with the material in step 1)
Heat exchange occurs for turbulent flow, and powdered carbon eddy flow is formed at the top that the powdered carbon after heat exchange continues to rise to charing fuel pulverizing plant with air-flow, into
Heat exchange occurs for one step；
4) first order gas solid separation：The powdered carbon escaped at the top of charing fuel pulverizing plant enters first order separator with air-flow, carries out
The processing of first order gas solid separation, isolates coarse granule powdered carbon and the gaseous mixture containing fine grained powdered carbon；
5) second level gas solid separation：It will be sent into second level separator containing the gaseous mixture of fine grained powdered carbon, carries out second level gas-solid
Separating treatment isolates fine grained powdered carbon and gaseous mixture.
2. carbon containing biomass material according to claim 1 carbonizes powder integral method processed, it is characterised in that：The step
1) in, the temperature of carbonization reaction is 200~800 DEG C.
3. carbon containing biomass material according to claim 1 or 2 carbonizes powder integral method processed, it is characterised in that：It is described
In step 2), broken shock is carried out to biomass carbon using the crushing cutter of rotation and is handled, the speed of rotation of crushing cutter is 800
~20000 revs/min, grain size≤2mm of manufactured powdered carbon.
4. carbon containing biomass material according to claim 1 carbonizes powder integral method processed, it is characterised in that：The step
4) in, the grain size of coarse granule powdered carbon is 1~2mm, the grain size ＜ 1mm of fine grained powdered carbon.
5. carbon containing biomass material according to claim 1 or 4 carbonizes powder integral method processed, it is characterised in that：It is described
In step 4) and step 5), gaseous mixture is the mixed gas of hot carrier gas and pyrolysis gas；The hot carrier gas is carbon dioxide, water steaming
One or more of vapour, nitrogen mix；The pyrolysis gas is comprising in carbon monoxide, hydrogen, methane, ethane, tar gas
One or more mixed gas.
6. carbon containing biomass material according to claim 1 or 4 carbonizes powder integral method processed, it is characterised in that：It is described
In step 4), the gaseous mixture containing fine grained powdered carbon is divided into two parts, and the gaseous mixture that fine grained powdered carbon is contained in first part is sent into
Gas solid separation is carried out in step 5), the gaseous mixture that second part contains fine grained powdered carbon is expelled directly out applied to hydrogenation liquefaction, gas
Change or combustion power generation.
7. carbon containing biomass material according to claim 6 carbonizes powder integral method processed, it is characterised in that：The step
5) in, gaseous mixture is divided into two parts, and first part's gaseous mixture, which is sent into step 1), carries out carbonization reaction, second part gaseous mixture with
It is applied to hydrogenation liquefaction, gasification or burning hair after the gaseous mixture confluence that second part in step 4) contains fine grained powdered carbon
Electricity.
8. it is a kind of to realize that the carbon containing biomass material that claim 1 the method designs carbonizes powder integral system processed,
It is characterized in that：Including charing fuel pulverizing plant (1), first order separator (2), second level separator (3), the charing fuel pulverizing plant
(1) biomass feed inlet (1.1) for entering for biomass material is provided in the middle part of, the charing fuel pulverizing plant (1)
Bottom is along the tangentially-arranged air inlet (1.2) for being useful for heat supply carrier gas entrance of outer wall, the top edge of the charing fuel pulverizing plant (1)
Outer wall is tangentially-arranged to be useful for exporting (1.3) for the mixture that powdered carbon and gaseous mixture export；
The mixture outlet (1.3) of the charing fuel pulverizing plant (1) connects with the mixture import (2.1) of first order separator (2)
It connecing, the discharge port (2.2) of the first order separator (2) is connect with the feed inlet (3.1) of second level separator (3), and described
The first powdered carbon outlet (2.3) for being discharged for coarse granule powdered carbon, second fraction are additionally provided on primary separator (2)
From the second powdered carbon outlet (3.2) being additionally provided on device (3) for being discharged for fine grained powdered carbon and for being discharged for gaseous mixture
Exhaust outlet (3.3), the air inlet (1.2) of the exhaust outlet (3.3) of the second level separator (3) and charing fuel pulverizing plant (1)
Connection.
9. carbon containing biomass material according to claim 8 carbonizes powder integral system processed, it is characterised in that：Described first
It is provided with first on pipeline between the discharge port (2.2) and the feed inlet (3.1) of second level separator (3) of grade separator (2)
Branch (4.1), between the exhaust outlet (3.3) and the air inlet (1.2) of charing fuel pulverizing plant (1) of the second level separator (3)
Pipeline on be provided with the second branch (4.2), the first branch (4.1) conveys after converging with the second branch (4.2) with extraneous
Piping is connected.
10. carbon containing biomass material according to claim 8 or claim 9 carbonizes powder integral system processed, it is characterised in that：It is described
Charing fuel pulverizing plant (1) includes shell (1.4) and setting in the spiral board (1.5) of shell (1.4) inner cavity lower part, the spiral board
(1.5) be provided with above can high-speed rotating crushing cutter (1.6), the biomass feed inlet (1.1) is located at crushing cutter
(1.6) top, the air inlet (1.2) are located at the lower section of spiral board (1.5).
11. carbon containing biomass material according to claim 10 carbonizes powder integral system processed, it is characterised in that：The rotation
Flowing plate (1.5) includes with the fixed annular inclined plate (1.51) of shell (1.4) inner wall and setting in annular inclined plate (1.51) inner ring
Solid panel (1.52), described annular inclined plate (1.51) upper edge its be arranged circumferentially several sprayed for heat supply carrier gas it is logical
Hole (1.53).
12. carbon containing biomass material according to claim 10 carbonizes powder integral system processed, it is characterised in that：The charcoal
The bottom of change fuel pulverizing plant (1) is provided with the driving motor (1.7) for driving crushing cutter (1.6) to rotate.
13. carbon containing biomass material according to claim 8 or claim 9 carbonizes powder integral system processed, it is characterised in that：It is described
First order separator (2) is cyclone separator, and the second level separator (3) is deduster.
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| CN117946761A (en) * | 2024-03-27 | 2024-04-30 | 中鹏未来有限公司 | Method and system for preparing synthesis gas by biomass upgrading |
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