CN108373940A - A kind of the shaped fuel processing unit and its method of low energy consumption high heating value - Google Patents
A kind of the shaped fuel processing unit and its method of low energy consumption high heating value Download PDFInfo
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- CN108373940A CN108373940A CN201810354032.XA CN201810354032A CN108373940A CN 108373940 A CN108373940 A CN 108373940A CN 201810354032 A CN201810354032 A CN 201810354032A CN 108373940 A CN108373940 A CN 108373940A
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- gas
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- 239000000446 fuel Substances 0.000 title claims abstract description 45
- 238000010438 heat treatment Methods 0.000 title claims abstract description 45
- 238000012545 processing Methods 0.000 title claims abstract description 20
- 238000005265 energy consumption Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title abstract description 7
- 238000003860 storage Methods 0.000 claims abstract description 83
- 235000013353 coffee beverage Nutrition 0.000 claims abstract description 57
- 239000002028 Biomass Substances 0.000 claims abstract description 51
- 238000002156 mixing Methods 0.000 claims abstract description 51
- 229920000881 Modified starch Polymers 0.000 claims abstract description 50
- 239000007787 solid Substances 0.000 claims abstract description 18
- 238000000465 moulding Methods 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims description 61
- 238000003763 carbonization Methods 0.000 claims description 44
- 239000007789 gas Substances 0.000 claims description 40
- 239000007921 spray Substances 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000005406 washing Methods 0.000 claims description 18
- 229920002472 Starch Polymers 0.000 claims description 16
- 235000019698 starch Nutrition 0.000 claims description 16
- 239000008107 starch Substances 0.000 claims description 16
- 239000000567 combustion gas Substances 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000003672 processing method Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000002309 gasification Methods 0.000 claims description 6
- 230000035484 reaction time Effects 0.000 claims description 6
- 238000005119 centrifugation Methods 0.000 claims 1
- 239000013049 sediment Substances 0.000 claims 1
- 238000011161 development Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 240000007154 Coffea arabica Species 0.000 description 48
- 239000010902 straw Substances 0.000 description 39
- 241000209140 Triticum Species 0.000 description 36
- 235000021307 Triticum Nutrition 0.000 description 36
- 235000013339 cereals Nutrition 0.000 description 12
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000005201 scrubbing Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000004484 Briquette Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 description 2
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000013065 commercial product Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000004449 solid propellant Substances 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 235000021539 instant coffee Nutrition 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- -1 potassium in stalk Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010099 solid forming Methods 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
Classifications
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
-
- 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
- C10L5/447—Carbonized vegetable substances, e.g. charcoal, or produced by hydrothermal carbonization of biomass
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/0916—Biomass
-
- 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
- C10L2290/28—Cutting, disintegrating, shredding or grinding
-
- 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
- C10L2290/30—Pressing, compressing or compacting
-
- 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
- C10L2290/32—Molding or moulds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Materials Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention discloses a kind of shaped fuel processing unit of low energy consumption high heating value and its methods, the device includes first order stalk storage warehouse, second level stalk storage warehouse, coffee grounds storage warehouse, the first gas-fired heater, the second gas-fired heater, pre-gelatinized starch pond, the first order stalk storage warehouse is connect with biomass gasifying furnace, and the outlet of biomass gasifying furnace is connect with the first gas-fired heater and the second gas-fired heater respectively；The second level stalk storage warehouse is connect by the first traveling-grate stoker with the first gas-fired heater；The coffee grounds storage warehouse is connect by the second traveling-grate stoker with the second gas-fired heater；First gas-fired heater, the second gas-fired heater, pre-gelatinized starch pond connect single lead screw ex truding briquetting machine, the outlet connection molding fuel storage storehouse of single lead screw ex truding briquetting machine by the same mixing agitator.The present invention can get low energy consumption, the solid molding fuel of high heating value promotes the development and application of biomass utilization technologies to reduce Biomass Energy Utilization cost.
Description
Technical field
The present invention relates to a kind of processing units and its method of biomass hybrid solid shaped fuel.
Background technology
For a long time, conventional fossil fuel is always the main energy sources of mankind's consumption, and is society, economic and living standard
Development and raising be made that prodigious contribution.But since the fossil resources such as coal, oil and natural gas belong to non-renewable resources,
And during burning and trans-utilization there are environmental pollutions it is serious, processing equipment cost is higher the problems such as, at present for renewable
The development and utilization of the energy is current one of research hotspot.Biomass energy is important regenerative resource.China possesses abundant
Biomass resource, it is estimated that thering is the biomass resource of about 4.6 hundred million tons of standard coals to can be used as using energy source, wherein farming straw every year
Stalk etc. accounts for about 50% or more total amount.In addition China is also instant coffee production and consumption big country, and the yield of annual coffee grounds is very
It is abundant.Coffee grounds belongs to high heating value, high-volatile substance, when by coffee grounds directly as solid fuel, environmental pollution compared with
Greatly.
Biomass Low Temperature Heat Treatment refer under anaerobic environment by raw material be heated to 200~300 DEG C with remove moisture and
The process of part lightweight volatile matter.This appropriate heat treatment mode can effectively improve the energy density of biomass material, change
It is apt to its mechanical performance, and the moisture that can solve biomass to a certain extent is high, hydrophily is strong, calorific value is low, is not easy to store
The shortcomings of.And solid forming processing can increase the mechanical property of solid fuel, improve combustion characteristics.
Invention content
In order to overcome the disadvantage that traditional biomass shaped fuel calorific value is relatively low, volatile matter and ash content are high, the purpose of the present invention
It is to provide a kind of the shaped fuel processing unit and its method of low energy consumption high heating value.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of shaped fuel processing unit of low energy consumption high heating value, including the storage of first order stalk storage warehouse, second level stalk
Storage, coffee grounds storage warehouse, the first gas-fired heater, the second gas-fired heater, pre-gelatinized starch pond, the first order stalk storage
Storage is connect by drag conveyor with biomass gasifying furnace, and the outlet of biomass gasifying furnace is connected with pipe heat exchanger, tubular type
The outlet of heat exchanger is connect with the first gas-fired heater and the second gas-fired heater respectively；The second level stalk storage warehouse passes through
First traveling-grate stoker is connect with the first gas-fired heater；The coffee grounds storage warehouse is added by the second traveling-grate stoker and the second combustion gas
Hot stove connects；First gas-fired heater, the second gas-fired heater, pre-gelatinized starch pond are connected by the same mixing agitator
Single lead screw ex truding briquetting machine, the outlet connection molding fuel storage storehouse of single lead screw ex truding briquetting machine.
Further, it is connected with spray scrubber between the second level stalk storage warehouse and the first traveling-grate stoker；Spray
Scrubbing tower is used to wash the stalk of second level stalk storage warehouse conveying, to deviate from the alkali metal such as potassium in stalk, sodium, calcium, magnesium and
Alkaline earth metal component.
Further, further include centrifugal fan, centrifugal fan is connect with pipe heat exchanger, and pipe heat exchanger is also with
One traveling-grate stoker connects；The combustible gas that centrifugal fan produces to air cooling biomass gasifying furnace outside conveying chamber, it is outdoor empty
Stalk material of the gas after pipe heat exchanger heat exchange heating for drying the first traveling-grate stoker entrance.
Further, it is connected with piston dosing pump between the pre-gelatinized starch pond and mixing agitator；It is pre- for adjusting
Flow when starch solution is delivered to mixing agitator in gelatinized starch pond.
Shaped fuel storage warehouse is for storing the solid molding fuel prepared in single lead screw ex truding briquetting machine.
A kind of processing method of biomass solid formed fuel, includes the following steps：
(1) prepared by agricultural stalk raw material combustible gas：By agricultural stalk feedstock processing at stalk powder, and fill to the first order
Stalk storage warehouse and second level stalk storage warehouse；Stalk powder in first order stalk storage warehouse is conveyed by drag conveyor
To first order stalk storage warehouse, stalk powder gasifies to obtain combustible gas through first order stalk storage warehouse, and combustible gas is through pipe type heat transfer
Device cools down and send to the first gas-fired heater and the second gas-fired heater；
(2) prepared by carbonization stalk：Stalk powder in the stalk storage warehouse of the second level is delivered to spray scrubber, straw powder
End is washed through spray scrubber, and stalk powder falls into the first traveling-grate stoker after the water spray in spray scrubber, while outdoor
Air is sent to the first traveling-grate stoker entrance after pipe heat exchanger heat exchange heating for drying stalk powder；Stalk powder is by
One traveling-grate stoker is sent into the first gas-fired heater, carbonization stalk is obtained after heat treatment, and fall into mixing agitator；
(3) prepared by carbonization coffee grounds：Coffee grounds in coffee grounds storage warehouse is delivered to the second combustion gas through the second traveling-grate stoker
Heating furnace, the carbonization coffee grounds obtained after heat treatment fall into mixing agitator；
(4) prepared by pre-gelatinized starch：Starch is mixed with water in pre-gelatinized starch pond, and is stirred evenly；
(5) material stirring mixes：Mixing agitator is added in carbonization stalk, carbonization coffee grounds and pre-gelatinized starch；
(6) material extrusion forming：Material in mixing agitator is sent to single lead screw ex truding briquetting machine, then send to shaped fuel and stores
Storehouse.
Further, in step (1) and (2), the straw powder in first order stalk storage warehouse and second level stalk storage warehouse
End is grain size 1~2mm powder.
Further, in step (1), the operating condition of biomass gasifying furnace is：Stalk powder inlet amount is 1t/h, gasification
Temperature core is 1000 DEG C, reaction pressure 0.02MPa, reaction time 10min.
Further, in step (2), spray scrubber washing operating condition is：The quality proportioning of stalk powder and water is
1:45, washing time 5min.
Further, in step (2), the operating condition of the first traveling-grate stoker and the first gas-fired heater is：First chain
Fire grate running speed is 2m/h, and the first gas-fired heater is interior to be passed through CO with flow 100ml/min2Gas, and keep 300 DEG C of perseverances
Temperature.
Further, in step (3), the operating condition of the second traveling-grate stoker and the second gas-fired heater is：Second chain
Fire grate running speed is 0.5m/h, and the second gas-fired heater is interior to be passed through CO with flow 50ml/min2Gas, and keep 275 DEG C of perseverances
Temperature.
Further, in step (4), the condition of pre-gelatinized starch is：After starch and water are mixed, in 55 DEG C of constant temperature, 60
Turn/min at the uniform velocity stirs 20min；Starch is 10 according to mass ratio with water:1 mixing.
Further, in step (5), the operating condition of mixing agitator is：Mixing speed control exists in mixing agitator
40 turns/min.
Further, in step (6), the operating condition of single lead screw ex truding briquetting machine is：It is squeezed under the conditions of room temperature, 70~90KN of pressure
It is shaped to graininess.
Further, thick by the accumulation for adjusting material on the first traveling-grate stoker and the second traveling-grate stoker in step (5)
Degree, while the pre-gelatinized starch flow velocity of pilot plunger dosing pump, to adjust carbonization stalk, carbonization coffee grounds and pre-gelatinized starch
Quality proportioning.
Further, in step (4), carbonization stalk, carbonization coffee grounds, pre-gelatinized starch quality proportioning be 25:25:1
Advantageous effect：Using the device of the invention and method, can get low energy consumption, high heating value solid molding fuel, with
Biomass Energy Utilization cost is reduced, the development and application of biomass utilization technologies is promoted.
Compared with prior art, the present invention has following remarkable advantage：
1. the present invention is using coffee grounds and agricultural stalk as primary raw material, deriving from a wealth of sources, being cheap for raw material not only integrates
Waste is utilized, reduces environmental pollution, realizes the sustainable development of resource, moreover it is possible to effectively alleviate current energy crisis and ask
Topic, while solving the scrap problems of coffee plant, additional benefit is brought to coffee plant.
2. the present invention selects coffee grounds as primary raw material, the C element content in coffee grounds is higher, low using 275 DEG C
After warm processing, the C content of coffee grounds significantly improves, while volatile matter ratio substantially reduces, and solves current biomass molding
Fuel value is not high, and volatile matter is high, the serious problem of Air-pollution From Combustion.
3. since alkali and alkaline earth metal ions ingredient is unfavorable for the raising of Low Temperature Heat Treatment solid product yield, present invention choosing
The agricultural stalk selected deviates from alkali and alkaline earth metal ions before Low Temperature Heat Treatment, using water washing.
4. addition pre-gelatinized starch is as adhesive in shaped fuel by the present invention, in the case where not reducing its calorific value,
Volatilize stronger caking property, 60~80 DEG C of pre-gelatinized starch solution, at this temperature the caking property of starch be greatly improved,
It is solid molding fuel compact structure to make, not loose, it is easy to long-term preservation.
5. solid molding fuel net calorific value as received basis prepared by the present invention is up to 27~28MJ/kg, C element content can
Up to 65~70%, volatilization is divided into 28~34%, 1.3~1.5g/cm of density3, 16~17MPa of compression strength, fall strength of briquette is more than
90%, properties are better than current commercial product.
6. apparatus of the present invention have many advantages, such as that preparation process is simple, energy consumption is low, production efficiency is high, ratio of briquetting is high, at low cost,
Biomass fuel calorific value obtained is high, volatile matter is low, and the internal voids of product are small, not loosely, can long-term preservation, be suitable for rule
Modelling centralized production.
Description of the drawings
Fig. 1 is general structure schematic diagram of the present invention；
Figure label explanation：1- first order stalk storage warehouses；2- drag conveyors；3- biomass gasifying furnaces；4- tubular types are changed
Hot device；5- centrifugal fans；The second level 6- stalk storage warehouse；7- spray scrubbers；The first traveling-grate stokers of 8-；The first combustion gas of 9- adds
Hot stove；10- the first coffee grounds storage warehouses；The second gas-fired heaters of 11-；The second traveling-grate stokers of 12-；13- pre-gelatinized starches pond；
14- piston dosing pumps；15- mixing agitators；16- single lead screw ex truding briquetting machines；17- shaped fuel storage warehouses.
Specific implementation mode
Further explanation is done to the present invention below in conjunction with the accompanying drawings.
It is as shown in Figure 1 a kind of shaped fuel processing unit of low energy consumption high heating value, including first order stalk storage warehouse 1,
Second level stalk storage warehouse 6, coffee grounds storage warehouse 10, the first gas-fired heater 9, the second gas-fired heater 11, pre-gelatinized starch
Pond 13；First order stalk storage warehouse 1 is connect by drag conveyor 2 with biomass gasifying furnace 3, and drag conveyor is used for first
Stalk is sent into biomass gasifying furnace in grade stalk storage warehouse；The outlet of biomass gasifying furnace 3 respectively with the first gas-fired heater 9 and
Second gas-fired heater 11 connects；Second level stalk storage warehouse 6 is connected with spray scrubber 7, and spray scrubber is for washing the
The stalk of two level stalk storage warehouse conveying, to deviate from the alkalies and alkaline earths ingredient such as potassium in stalk, sodium, calcium, magnesium；Spray
Scrubbing tower 7 is connect by the first traveling-grate stoker 8 with the first gas-fired heater 9；The coffee grounds storage warehouse 10 passes through the second chain
Fire grate 12 is connect with the second gas-fired heater 11；First gas-fired heater 9, the second gas-fired heater 11, pre-gelatinized starch pond 13
Single lead screw ex truding briquetting machine 16 is connected by the same mixing agitator 15, is connected between pre-gelatinized starch pond 13 and mixing agitator 15
There is piston dosing pump 14；The outlet connection molding fuel storage storehouse 17 of single lead screw ex truding briquetting machine 16.
The outlet of biomass gasifying furnace 3 is connected with pipe heat exchanger 4, the outlet of pipe heat exchanger 4 respectively with the first combustion gas
Heating furnace 9 and the connection of the second gas-fired heater 11；Biomass gasifying furnace generate combustible gas after pipe heat exchanger cools down, send to
First gas-fired heater and the second gas-fired heater.
Further include centrifugal fan 5, centrifugal fan 5 is connect with pipe heat exchanger 4；Pipe heat exchanger 4 also with the first chain
Fire grate 8 connects；The combustible gas that centrifugal fan produces to air cooling biomass gasifying furnace outside conveying chamber, outdoor air warp
Stalk material after pipe heat exchanger heat exchange heating for drying the first traveling-grate stoker entrance
A kind of processing method of biomass solid formed fuel, includes the following steps：
(1) prepared by agricultural stalk raw material combustible gas：By agricultural stalk feedstock processing at stalk powder, and fill to the first order
Stalk storage warehouse and second level stalk storage warehouse；The stalk powder that grain size in first order stalk storage warehouse is 1~2mm is passed through
Drag conveyor is delivered to the first biomass gasifying furnace, and stalk powder gasifies to obtain combustible gas through first order stalk storage warehouse, can
Combustion gas cools down through pipe heat exchanger and send to the first gas-fired heater and the second gas-fired heater；
Wherein, the operating condition of biomass gasifying furnace is：Stalk powder inlet amount is 1t/h, and gasification temperature core is 1000
DEG C, reaction pressure 0.02MPa, reaction time 10min；
(2) prepared by carbonization stalk：The stalk powder that grain size in the stalk storage warehouse of the second level is 1~2mm is washed through spray
Tower washing is washed, stalk powder falls into the first traveling-grate stoker after the water spray in spray scrubber, while outdoor air is through tubular type
It is sent to the first traveling-grate stoker entrance after heat exchanger heat exchange heating for drying stalk powder；Stalk powder is by the first traveling-grate stoker
It is sent into the first gas-fired heater, carbonization stalk is obtained after heat treatment, and fall into mixing agitator；
Wherein, spray scrubber washing operating condition is：The quality proportioning of stalk powder and water is 1:45, washing time is
5min；The operating condition of first traveling-grate stoker and the first gas-fired heater is：First traveling-grate stoker running speed be 2m/h, first
CO is passed through with flow 100ml/min in gas-fired heater2Gas, and keep 300 DEG C of constant temperature；
(3) prepared by carbonization coffee grounds：Coffee grounds in coffee grounds storage warehouse is delivered to the second combustion gas through the second traveling-grate stoker
Heating furnace, the carbonization coffee grounds obtained after heat treatment fall into mixing agitator；
Wherein, the operating condition of the second traveling-grate stoker and the second gas-fired heater is：Second traveling-grate stoker running speed is
0.5m/h, the second gas-fired heater is interior to be passed through CO with flow 50ml/min2Gas, and keep 275 DEG C of constant temperature；
(4) prepared by pre-gelatinized starch：Starch is mixed with water in pre-gelatinized starch pond, and is stirred evenly；
Wherein, starch is 10 according to mass ratio with water:1 mixing；The condition of pre-gelatinized starch is：Starch and water are mixed
Afterwards, 20min is at the uniform velocity stirred in 55 DEG C of constant temperature, 60 turns/min；
(5) material stirring mixes：By adjusting the ulking thickness of material on the first traveling-grate stoker and the second traveling-grate stoker, together
When pilot plunger dosing pump pre-gelatinized starch flow velocity, with adjust carbonization stalk, be carbonized coffee grounds and pre-gelatinized starch quality
Proportioning is 25:25:1, mixing agitator is added in carbonization stalk, carbonization coffee grounds and pre-gelatinized starch；
Wherein, the operating condition of mixing agitator is：Mixing speed control is in 40 turns/min in mixing agitator；
(6) material extrusion forming：Material in mixing agitator is sent to single lead screw ex truding briquetting machine, then send to shaped fuel and stores
Storehouse；
Wherein, the operating condition of single lead screw ex truding briquetting machine is：Extrusion forming is graininess under the conditions of room temperature, 70~90KN of pressure.
First gas-fired heater and second combustion gas of the combustible gas produced in step (1) for step (2) and step (3) add
The gas source of hot stove.
With reference to several specific embodiments, the present invention will be further described.
Embodiment 1
A kind of processing method of biomass solid formed fuel, concrete operation step are as follows：
(1) prepared by Wheat Straw raw material combustible gas：By Wheat Straw feedstock processing at the Wheat Straw powder that grain size is 1~2mm, and
It fills to first order stalk storage warehouse and second level stalk storage warehouse；It is 1~2mm's by the grain size in first order stalk storage warehouse
Wheat Straw powder is delivered to the first biomass gasifying furnace by drag conveyor, and Wheat Straw powder is through first order stalk storage warehouse gas
Change obtains combustible gas, and combustible gas cools down through pipe heat exchanger and send to the first gas-fired heater and the second gas-fired heater；
Wherein, the operating condition of biomass gasifying furnace is：Stalk powder inlet amount is 1t/h, and gasification temperature core is 1000
DEG C, reaction pressure 0.02MPa, reaction time 10min；
(2) prepared by carbonization Wheat Straw：By the grain size in the stalk storage warehouse of the second level be 1~2mm Wheat Straw powder through spray
Scrubbing tower washing is drenched, Wheat Straw powder falls into the first traveling-grate stoker, while outdoor air after the water spray in spray scrubber
It is sent to the first traveling-grate stoker entrance after pipe heat exchanger heat exchange heating for drying stalk powder；Wheat Straw powder is by first
Traveling-grate stoker is sent into the first gas-fired heater, carbonization stalk is obtained after heat treatment, and fall into mixing agitator；
Wherein, spray scrubber washing operating condition is：The quality proportioning of Wheat Straw powder and water is 1:45, washing time
For 5min；The operating condition of first traveling-grate stoker and the first gas-fired heater is：First traveling-grate stoker running speed is 2m/h, the
CO is passed through with flow 100ml/min in one gas-fired heater2Gas, and keep 300 DEG C of constant temperature；
(3) prepared by carbonization coffee grounds：Coffee grounds in coffee grounds storage warehouse is delivered to the second combustion gas through the second traveling-grate stoker
Heating furnace, the carbonization coffee grounds obtained after heat treatment fall into mixing agitator；
Wherein, the operating condition of the second traveling-grate stoker and the second gas-fired heater is：Second traveling-grate stoker running speed is
0.5m/h, the second gas-fired heater is interior to be passed through CO with flow 50ml/min2Gas, and keep 275 DEG C of constant temperature；
(4) prepared by pre-gelatinized starch：According to mass ratio it is 10 by starch and water:1 is blended in pre-gelatinized starch pond and mixes,
20min is at the uniform velocity stirred in 55 DEG C of constant temperature, 60 turns/min；
(5) material stirring mixes：50g is carbonized Wheat Straw, 50g is carbonized coffee grounds, and 2g pre-gelatinized starch solution is fully mixed
It closes；
By adjusting the ulking thickness of material on the first traveling-grate stoker and the second traveling-grate stoker, while pilot plunger dosing pump
Pre-gelatinized starch flow velocity, with adjust carbonization stalk, be carbonized coffee grounds and pre-gelatinized starch quality proportioning, by the wheat straw that is carbonized
Mixing agitator is added in stalk, carbonization coffee grounds and pre-gelatinized starch；
Wherein, mixing speed is controlled in 40 turns/min in mixing agitator；
(6) material extrusion forming：Material in mixing agitator is sent to single lead screw ex truding briquetting machine, then send to shaped fuel and stores
Storehouse；Wherein, the operating condition of single lead screw ex truding briquetting machine is：Extrusion forming is graininess under the conditions of room temperature, pressure 70KN, obtains molding combustion
Material.
Embodiment 2
A kind of processing method of biomass solid formed fuel, concrete operation step are as follows：
(1) prepared by Wheat Straw raw material combustible gas：By Wheat Straw feedstock processing at the Wheat Straw powder that grain size is 1~2mm, and
It fills to first order stalk storage warehouse and second level stalk storage warehouse；It is 1~2mm's by the grain size in first order stalk storage warehouse
Wheat Straw powder is delivered to the first biomass gasifying furnace by drag conveyor, and Wheat Straw powder is through first order stalk storage warehouse gas
Change obtains combustible gas, and combustible gas cools down through pipe heat exchanger and send to the first gas-fired heater and the second gas-fired heater；
Wherein, the operating condition of biomass gasifying furnace is：Stalk powder inlet amount is 1t/h, and gasification temperature core is 1000
DEG C, reaction pressure 0.02MPa, reaction time 10min；
(2) prepared by carbonization Wheat Straw：By the grain size in the stalk storage warehouse of the second level be 1~2mm Wheat Straw powder through spray
Scrubbing tower washing is drenched, Wheat Straw powder falls into the first traveling-grate stoker, while outdoor air after the water spray in spray scrubber
It is sent to the first traveling-grate stoker entrance after pipe heat exchanger heat exchange heating for drying stalk powder；Wheat Straw powder is by first
Traveling-grate stoker is sent into the first gas-fired heater, carbonization stalk is obtained after heat treatment, and fall into mixing agitator；
Wherein, spray scrubber washing operating condition is：The quality proportioning of Wheat Straw powder and water is 1:45, washing time
For 5min；The operating condition of first traveling-grate stoker and the first gas-fired heater is：First traveling-grate stoker running speed is 2m/h, the
CO is passed through with flow 100ml/min in one gas-fired heater2Gas, and keep 300 DEG C of constant temperature；
(3) prepared by carbonization coffee grounds：Coffee grounds in coffee grounds storage warehouse is delivered to the second combustion gas through the second traveling-grate stoker
Heating furnace, the carbonization coffee grounds obtained after heat treatment fall into mixing agitator；
Wherein, the operating condition of the second traveling-grate stoker and the second gas-fired heater is：Second traveling-grate stoker running speed is
0.5m/h, the second gas-fired heater is interior to be passed through CO with flow 50ml/min2Gas, and keep 275 DEG C of constant temperature；
(4) prepared by pre-gelatinized starch：According to mass ratio it is 10 by starch and water:1 is blended in pre-gelatinized starch pond and mixes,
20min is at the uniform velocity stirred in 55 DEG C of constant temperature, 60 turns/min；
(5) material stirring mixes：50g is carbonized Wheat Straw, 50g is carbonized coffee grounds, and 2g pre-gelatinized starch solution is fully mixed
It closes；
By adjusting the ulking thickness of material on the first traveling-grate stoker and the second traveling-grate stoker, while pilot plunger dosing pump
Pre-gelatinized starch flow velocity, with adjust carbonization stalk, be carbonized coffee grounds and pre-gelatinized starch quality proportioning, by the wheat straw that is carbonized
Mixing agitator is added in stalk, carbonization coffee grounds and pre-gelatinized starch；
Wherein, mixing speed is controlled in 40 turns/min in mixing agitator；
(6) material extrusion forming：Material in mixing agitator is sent to single lead screw ex truding briquetting machine, then send to shaped fuel and stores
Storehouse；Wherein, the operating condition of single lead screw ex truding briquetting machine is：Extrusion forming is graininess under the conditions of room temperature, pressure 80KN, obtains molding combustion
Material.
Embodiment 3
A kind of processing method of biomass solid formed fuel, concrete operation step are as follows：
(1) prepared by Wheat Straw raw material combustible gas：By Wheat Straw feedstock processing at the Wheat Straw powder that grain size is 1~2mm, and
It fills to first order stalk storage warehouse and second level stalk storage warehouse；It is 1~2mm's by the grain size in first order stalk storage warehouse
Wheat Straw powder is delivered to the first biomass gasifying furnace by drag conveyor, and Wheat Straw powder is through first order stalk storage warehouse gas
Change obtains combustible gas, and combustible gas cools down through pipe heat exchanger and send to the first gas-fired heater and the second gas-fired heater；
Wherein, the operating condition of biomass gasifying furnace is：Stalk powder inlet amount is 1t/h, and gasification temperature core is 1000
DEG C, reaction pressure 0.02MPa, reaction time 10min；
(2) prepared by carbonization Wheat Straw：By the grain size in the stalk storage warehouse of the second level be 1~2mm Wheat Straw powder through spray
Scrubbing tower washing is drenched, Wheat Straw powder falls into the first traveling-grate stoker, while outdoor air after the water spray in spray scrubber
It is sent to the first traveling-grate stoker entrance after pipe heat exchanger heat exchange heating for drying stalk powder；Wheat Straw powder is by first
Traveling-grate stoker is sent into the first gas-fired heater, carbonization stalk is obtained after heat treatment, and fall into mixing agitator；
Wherein, spray scrubber washing operating condition is：The quality proportioning of Wheat Straw powder and water is 1:45, washing time
For 5min；The operating condition of first traveling-grate stoker and the first gas-fired heater is：First traveling-grate stoker running speed is 2m/h, the
CO is passed through with flow 100ml/min in one gas-fired heater2Gas, and keep 300 DEG C of constant temperature；
(3) prepared by carbonization coffee grounds：Coffee grounds in coffee grounds storage warehouse is delivered to the second combustion gas through the second traveling-grate stoker
Heating furnace, the carbonization coffee grounds obtained after heat treatment fall into mixing agitator；
Wherein, the operating condition of the second traveling-grate stoker and the second gas-fired heater is：Second traveling-grate stoker running speed is
0.5m/h, the second gas-fired heater is interior to be passed through CO with flow 50ml/min2Gas, and keep 275 DEG C of constant temperature；
(4) prepared by pre-gelatinized starch：According to mass ratio it is 10 by starch and water:1 is blended in pre-gelatinized starch pond and mixes,
20min is at the uniform velocity stirred in 55 DEG C of constant temperature, 60 turns/min；
(5) material stirring mixes：50g is carbonized Wheat Straw, 50g is carbonized coffee grounds, and 2g pre-gelatinized starch solution is fully mixed
It closes；
By adjusting the ulking thickness of material on the first traveling-grate stoker and the second traveling-grate stoker, while pilot plunger dosing pump
Pre-gelatinized starch flow velocity, with adjust carbonization stalk, be carbonized coffee grounds and pre-gelatinized starch quality proportioning, by the wheat straw that is carbonized
Mixing agitator is added in stalk, carbonization coffee grounds and pre-gelatinized starch；
Wherein, mixing speed is controlled in 40 turns/min in mixing agitator；
(6) material extrusion forming：Material in mixing agitator is sent to single lead screw ex truding briquetting machine, then send to shaped fuel and stores
Storehouse；Wherein, the operating condition of single lead screw ex truding briquetting machine is：Extrusion forming is graininess under the conditions of room temperature, pressure 90KN, obtains molding combustion
Material.
The biomass solid formed fuel prepared by detecting above example 1-3, the calorific value of product, volatile matter content,
Relaxed density, compression strength, fall strength of briquette such as the following table 1.
Table 1
It is obtained from upper table testing result, biomass molding fuel product calorific value control produced by the present invention is 27~28MJ/
Kg, volatile matter ratio 28~34%, 1.3~1.5g/cm of density3, 16~17MPa of compression strength or so, fall strength of briquette is more than
90%, properties are better than current commercial product.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of shaped fuel processing unit of low energy consumption high heating value, it is characterised in that：Including first order stalk storage warehouse (1),
It is second level stalk storage warehouse (6), coffee grounds storage warehouse (10), the first gas-fired heater (9), the second gas-fired heater (11), pre-
Gelatinized starch pond (13), the first order stalk storage warehouse (1) are connect by drag conveyor (2) with biomass gasifying furnace (3),
The outlet of biomass gasifying furnace (3) is connected with pipe heat exchanger (4), and the outlet of pipe heat exchanger (4) adds with the first combustion gas respectively
Hot stove (9) and the second gas-fired heater (11) connection；The second level stalk storage warehouse (6) by the first traveling-grate stoker (8) with
First gas-fired heater (9) connects；The coffee grounds storage warehouse (10) passes through the second traveling-grate stoker (12) and the second gas heating
Stove (11) connects；First gas-fired heater (9), the second gas-fired heater (11), pre-gelatinized starch pond (13) are by same
Mixing agitator (15) connects single lead screw ex truding briquetting machine (16), outlet connection molding fuel storage storehouse (17) of single lead screw ex truding briquetting machine (16).
2. the shaped fuel processing unit of low energy consumption high heating value according to claim 1, it is characterised in that：The second level
Spray scrubber (7) is connected between stalk storage warehouse (6) and the first traveling-grate stoker (8).
3. the shaped fuel processing unit of low energy consumption high heating value according to claim 1, it is characterised in that：It further include centrifugation
Formula wind turbine (5), centrifugal fan (5) are connect with pipe heat exchanger (4)；Pipe heat exchanger (4) also connects with the first traveling-grate stoker (8)
It connects.
4. the shaped fuel processing unit of low energy consumption high heating value according to claim 1, it is characterised in that：The pre-gelatinized
Piston dosing pump (14) is connected between starch pond (13) and mixing agitator (15).
5. a kind of processing method of the biomass solid formed fuel based on device described in claim 1, it is characterised in that：Packet
Include following steps：
(1) prepared by agricultural stalk raw material combustible gas：By agricultural stalk feedstock processing at stalk powder, and fill to first order stalk
Storage warehouse and second level stalk storage warehouse；Stalk powder in first order stalk storage warehouse is delivered to by drag conveyor
Level-one stalk storage warehouse, stalk powder gasify to obtain combustible gas through first order stalk storage warehouse, and combustible gas is dropped through pipe heat exchanger
Temperature is simultaneously sent to the first gas-fired heater and the second gas-fired heater；
(2) prepared by carbonization stalk：Stalk powder in the stalk storage warehouse of the second level is delivered to spray scrubber, stalk powder warp
Spray scrubber washs, and stalk powder falls into the first traveling-grate stoker, while outdoor air after the water spray in spray scrubber
It is sent to the first traveling-grate stoker entrance after pipe heat exchanger heat exchange heating for drying stalk powder；Stalk powder is by the first chain
Bar oven dispatch enters the first gas-fired heater, carbonization stalk is obtained after heat treatment, and fall into mixing agitator；
(3) prepared by carbonization coffee grounds：Coffee grounds in coffee grounds storage warehouse is delivered to the second gas heating through the second traveling-grate stoker
Stove, the carbonization coffee grounds obtained after heat treatment fall into mixing agitator；
(4) prepared by pre-gelatinized starch：Starch is mixed with water in pre-gelatinized starch pond, and is stirred evenly；
(5) material stirring mixes：Mixing agitator is added in carbonization stalk, carbonization coffee grounds and pre-gelatinized starch；
(6) material extrusion forming：Material in mixing agitator is sent to single lead screw ex truding briquetting machine, then is sent to shaped fuel storage warehouse.
6. the processing method of biomass solid formed fuel according to claim 5, it is characterised in that：Step (1) and (2)
In, the stalk powder in first order stalk storage warehouse and second level stalk storage warehouse is grain size 1~2mm powder.
7. the processing method of biomass solid formed fuel according to claim 5, it is characterised in that：
In step (1), the operating condition of biomass gasifying furnace is：Stalk powder inlet amount is 1t/h, and gasification temperature core is
1000 DEG C, reaction pressure 0.02MPa, reaction time 10min；
In step (2), spray scrubber washing operating condition is：The quality proportioning of stalk powder and water is 1:45, washing time
For 5min；
In step (2), the operating condition of the first traveling-grate stoker and the first gas-fired heater is：First traveling-grate stoker running speed is
2m/h, the first gas-fired heater is interior to be passed through CO with flow 100ml/min2Gas, and keep 300 DEG C of constant temperature；
In step (3), the operating condition of the second traveling-grate stoker and the second gas-fired heater is：Second traveling-grate stoker running speed is
0.5m/h, the second gas-fired heater is interior to be passed through CO with flow 50ml/min2Gas, and keep 275 DEG C of constant temperature；
In step (4), the condition of pre-gelatinized starch is：After starch and water are mixed, at the uniform velocity stirred in 55 DEG C of constant temperature, 60 turns/min
20min；
In step (5), the operating condition of mixing agitator is：Mixing speed control is in 40 turns/min in mixing agitator；
In step (6), the operating condition of single lead screw ex truding briquetting machine is：Extrusion forming is graininess under the conditions of room temperature, 70~90KN of pressure.
8. the processing method of the biomass solid formed fuel according to claim 5 or 7, it is characterised in that：Step (4)
In, starch is 10 according to mass ratio with water:1 mixing.
9. the processing method of biomass solid formed fuel according to claim 5, it is characterised in that：In step (5), lead to
The ulking thickness of material on the first traveling-grate stoker and the second traveling-grate stoker is overregulated, while the pre-gelatinized of pilot plunger dosing pump is formed sediment
Powder flow rate, to adjust the quality proportioning of carbonization stalk, be carbonized coffee grounds and pre-gelatinized starch.
10. the processing method of the biomass solid formed fuel according to claim 5 or 9, it is characterised in that：Step (4)
In, carbonization stalk, carbonization coffee grounds, pre-gelatinized starch quality proportioning be 25:25:1.
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| CN108977250A (en) * | 2018-08-31 | 2018-12-11 | 南京林业大学 | A kind of waste tire of automobile and agricultural stalk fuel combination processing unit and method |
| CN110699149A (en) * | 2019-11-13 | 2020-01-17 | 联合优发生物质能源徐州有限公司 | Biomass particle easy to burn |
| CN112646628A (en) * | 2019-10-10 | 2021-04-13 | 盖亚株式会社 | Apparatus for producing bio-particles using coffee by-products |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108977250A (en) * | 2018-08-31 | 2018-12-11 | 南京林业大学 | A kind of waste tire of automobile and agricultural stalk fuel combination processing unit and method |
| CN108977250B (en) * | 2018-08-31 | 2024-05-28 | 南京林业大学 | Device and method for treating waste automobile tires and agricultural straw mixed fuel |
| CN112646628A (en) * | 2019-10-10 | 2021-04-13 | 盖亚株式会社 | Apparatus for producing bio-particles using coffee by-products |
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Application publication date: 20180807 |