CN109370692A - A kind of heating tailored version mixture charcoal and preparation method thereof based on stalk pyrolysis-type charcoal - Google Patents
A kind of heating tailored version mixture charcoal and preparation method thereof based on stalk pyrolysis-type charcoal Download PDFInfo
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- CN109370692A CN109370692A CN201811376332.4A CN201811376332A CN109370692A CN 109370692 A CN109370692 A CN 109370692A CN 201811376332 A CN201811376332 A CN 201811376332A CN 109370692 A CN109370692 A CN 109370692A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
- 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
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/06—Methods of shaping, e.g. pelletizing or briquetting
- C10L5/10—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders
- C10L5/105—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders with a mixture of organic and inorganic binders
-
- 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
Abstract
The present invention provides a kind of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, the component including following parts by weight: 50~60 parts of straw charcoal, blue 10~20 parts of carbon, 2~3 parts of adhesive, 24~25 parts of water.Straw charcoal and semi-coke are used in combination by the present invention, are crushed to stir to form the mixing powdered carbon that granularity is 20~30 mesh, adhesive are added, water stirs, extrusion forming obtains the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal.The characteristics of heating tailored version mixture charcoal provided by the invention based on stalk pyrolysis-type charcoal is at low cost, and preparation method is simple, has easily igniting, has good burning performance, clean and environmental protection, SO when which burns2Concentration of emission < 10mg/m3, discharged nitrous oxides concentration < 95mg/m3, particle emission object concentration < 35mg/m3, not only solved the problems, such as the stalk comprehensive utilization in northern China rural area, but also ensured the cleaning heating of ordinary people.
Description
Technical field
It is the present invention relates to biomass energy and the mixed technology field of biomass carbon, in particular to a kind of based on stalk heat
Heating tailored version mixture charcoal of solution type charcoal and preparation method thereof.
Background technique
The large agricultural country traditional as one of China, grain-production realizes 11 and even increases, but the height that this kind is not supported
Intensity robs the large area that formula production method and long-term excessive chemical fertilizer investment cause soil and degenerates.According to statistics, China's grain
Generated stalk total amount is up to 700,000,000 tons after food harvest, wherein the stalk only less than 1/3 realizes returning to the field, stalk fertilizer
Utilization rate is only 15.6%.Due to expanding economy, peasant family has realized electrification, and stalk resource is not re-used as cooking
The fuel of heating, a large amount of stalk are directly committed to the flames, and this measure not only causes the wasting of resources, but also cause serious air
Pollution, partial region directly affect current, flight landing at a high speed.Since stalk resource density is low, still there is major part stalk
Resource is not fully utilized, and biomass pyrolytic is one of the important approach of stalk resource comprehensive utilization, and distinctive turn
Change speed it is fast, it is high-efficient, adapt to the features such as wide, for increasing farmers' income, reduce air pollution, promote stalk energy
Using with important strategic importance.
Chinese patent CN105219303A patent, which discloses a kind of binder for activated carbon and preparation method, main component, to be had poly-
Vinyl alcohol, defoaming agent, epoxy resin, in terms of molding, health environment-friendly, molding effect are stablized;But this binder cost of material
It is higher, the process is more complicated.Chinese patent CN108277055A discloses a kind of biomass charcoal powder densification briquetting fuel preparation method, opens
A kind of configuration method of adhesive is sent out, raw material uses adhesive (glutinous rice flour, wheat flour) 30~40%, swelling binder adhesive
(kaolin, bentonite) 40~60% bonds hardening agent (high-cellulose, lignin) 10~20%, which passes through adhesive
Improve the compressive stress and the physical qualities such as anti-drop intensity of biomass charcoal powder shaped fuel, but this pure biomass carbon system
Standby fuel still has a series of problems such as burning is fast, durability is insufficient, calorific value is low.
Chinese patent CN102492508A, which discloses a kind of casting molded coal and its factory formula, primary raw material, anthracite 60
~65%;Coking coal 10~15%;Additive 15~25%;Binder 4~6%, additive is useless for coking production in the method
Material, although the calorific value of shaped fuel at low cost is lower and easy causes very big pollution to air environment.Currently, wide in industry
The semi-coke of general application, because having the characteristics such as fixed carbon is high, specific resistance is high, chemical activity is high, part containing charcoal is low, moisture is low, by
The production for replacing metallurgical focal plane and being widely used in the products such as calcium carbide, ferroalloy, ferrosilicon is walked, a kind of irreplaceable charcoal element is become
Material, but when semi-coke is directly used in civil heating, not only individually burning is difficult to light, and use is also inconvenient.Chinese patent
CN104560257A discloses a kind of using semi-coke end as the coal briquette for civillan use of primary raw material, and the shoddy fixed carbon of low value is not less than
60% semi-coke end crushes, and the binder molding that instant resin, humic acid, sodium lignin sulfonate, calcium bentonite are made into is added,
Obtain the coal briquette for civillan use that can be used for food and drink, heating, but the system of the coal briquette for civillan use based on discarded semi-coke end of this method manufacture
Standby complex process, higher cost, it is difficult to universal.
In above-mentioned patent, the mixed moulding process of either tradition fire coal, biomass carbon or industrial semi-coke all exists
Very important disadvantage, sulphur phosphorus content is high in tradition fire coal, pollutes atmospheric environment, biomass carbon burning heating durability is not
Foot, calorific value is relatively low, and industrial semi-coke is not easy to light a fire, and the compounding process of semi-coke civil nature is complicated, the burning sexual valence of shaped fuel
It is higher than not, it is difficult to universal.Therefore, it in order to achieve the purpose that energy saving and protection environment, certainly will need to research and develop a kind of flammability
Good, cheap, clean and environmental protection the novel mixed matching charcoal of energy, so that the daily heating of ordinary people is protected.
Summary of the invention
In view of this, it is an object of that present invention to provide a kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal and its
Preparation method, the present invention promote the forming quality of mixed charcoal by the way that adhesive is added using stalk pyrolysis-type charcoal and semi-coke mixture,
Cost of material of the present invention is low, and preparation method is simple, and obtained mixed charcoal is easily lighted a fire, and has good burning performance, clean and environmental protection.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, the group including following parts by weight
Point: 50~60 parts of straw charcoal, blue 10~20 parts of carbon, 2~3 parts of adhesive, 24~25 parts of water.
Preferably, the fixation carbon content > 75% in the straw charcoal.
Preferably, the adhesive is made of adhesive, swelling binder and hardening agent, described adhesive, swelling binder, hardening agent
Mass ratio be 70~80:15~25:10~15.
Preferably, the adhesive in the adhesive is clay, and swelling binder is coking production waste material, and hardening agent is glutinous rice
Powder.
The preparation method for the heating tailored version mixture charcoal that the present invention provides a kind of based on stalk pyrolysis-type charcoal, including it is as follows
Step:
(1) straw charcoal and semi-coke crush and be stirred, obtain mixing powdered carbon;
(2) the mixing powdered carbon of adhesive, water and the step (1) is stirred mixing, it is preforming obtains mixed powdered carbon
Material;
(3) it by the obtained mixed powdered carbon preforming material extrusion forming of the step (2), obtains based on stalk pyrolysis-type charcoal
Heating tailored version mixture charcoal.
Preferably, it crushes and stirs in the step (1) specifically: straw charcoal and semi-coke are mixed and carry out roller stone roller formula stirring,
The time of the roller stone roller formula stirring is not less than 20min, and the granularity of mixing powdered carbon is 20~30 mesh after the completion of the roller stone roller formula stirring.
Preferably, the temperature of water is 50~70 DEG C in the step (2).
Preferably, the pressure of extrusion forming is 15~25MPa in the step (3)
The utility model has the advantages that the heating tailored version mixture charcoal provided by the invention based on stalk pyrolysis-type charcoal includes following parts by weight
Component: 50~60 parts of straw charcoal, blue 10~20 parts of carbon, 2~3 parts of adhesive, 24~25 parts of water.The raw material that the present invention uses at
This is low, matches by adjusting between raw material, makes the biomass straw charcoal elder generation after-flame of mixed charcoal in combustion, increase mixed charcoal
Gas permeability, be conducive to semi-coke and more fully burn, the heating tailored version mixture provided by the invention based on stalk pyrolysis-type charcoal
The characteristics of charcoal has easily igniting, has good burning performance, clean and environmental protection;
The present invention provides the preparation methods of the heating tailored version mixture charcoal of stalk pyrolysis-type charcoal described in above scheme.This hair
It is bright to stir to form mixing powdered carbon through crushing by straw charcoal and semi-coke mixture, continue to stir to get mixed charcoal after adhesive, water is added
Powder preforming material most obtains the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal through extrusion forming afterwards.The present invention is using roller
The crushing of stone roller formula stirring stirs that mode is levigate by straw charcoal and semi-coke and mix well, and adhesive can be evenly distributed on mixed charcoal
In, which has the characteristics that step is simple, promotion prospect is good;
Embodiment the result shows that, it is prepared by the present invention based on stalk pyrolysis-type charcoal heating tailored version mixture charcoal burning when
SO2Concentration of emission < 10mg/m3, discharged nitrous oxides concentration is less than 95mg/m3, particle emission object concentration < 35mg/m3, both
It solves the problems, such as the stalk comprehensive utilization in northern China rural area, and has ensured the cleaning heating of ordinary people.
Specific embodiment
The present invention provides a kind of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, the group including following parts by weight
Point: 50~60 parts of straw charcoal, blue 10~20 parts of carbon, 2~3 parts of adhesive, 24~25 parts of water.
In the present invention, in parts by weight, the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal includes stalk
50~60 parts of charcoal, preferably 52~68 parts, more preferably 55 parts.In the present invention, the straw charcoal is successively passed through by stalk
Crush, pressurize it is closely knit molding and destructive distillation obtain, the fixation carbon content in the straw charcoal preferred > 75%, more preferable > 80%.
In the present invention, stalk refers to the various crops such as the corn generated in chemurgy production process, cotton, soybean, wheat, rice
The biological materials such as stalk and peanut shell, sawdust, deadwood, weeds;These biological material Resource Densities are low, are easy by useless
It abandons, but stalk pyrolysis-type charcoal can be made by the molding destructive distillation carbonization method of the art routine.The present invention is preferred
Using commercially available straw charcoal, the present invention to the source of commercially available straw charcoal without particular/special requirement, using commercially available various stalk systems
Standby straw charcoal of various shapes.
On the basis of the parts by weight of straw charcoal, the heating tailored version mixture charcoal of the present invention based on stalk pyrolysis-type charcoal
Including 10~20 parts of semi-coke, preferably 13~17 parts, more preferably 15 parts.In the present invention, semi-coke is also known as semicoke, coke powder, makees
For a kind of novel carbon material, fixed carbon is high, ash is low, sulphur phosphorus content is lower.Commercially available semi-coke is generally mechanism semi-coke,
Preferably, fixed carbon>82% in mechanism semi-coke, fugitive constituent<4%, ash<6%, sulphur<0.3%, moisture content<10%, granularity
Generally 15-25mm, maximum are no more than 30mm.In the present invention, the combustion of stalk pyrolysis-type charcoal is able to solve using semi-coke mixture
Burn time short problem, the SO of mixed after-combustion discharge2It is less, facilitate cleaning heating.Source Wu Te of the present invention to semi-coke
It is different to require, using commercially available semi-coke.
On the basis of the parts by weight of straw charcoal, the heating tailored version mixture charcoal of the present invention based on stalk pyrolysis-type charcoal
Including 2~3 parts of adhesive, preferably 2.5 parts.In the present invention, the adhesive is preferably by adhesive, swelling binder and hardening agent
Composition, described adhesive, swelling binder, hardening agent mass ratio be preferably 70~80:15~25:10~15, more preferably 75:
20:13.In the present invention, the adhesive in the adhesive is preferably clay, and swelling binder is preferably coking production waste material, is strengthened
Agent is preferably glutinous rice flour.In the present invention, select clay, coking production waste material, glutinous rice flour collectively as adhesive, it can be mixed
" bridge " effect is played in forming process with powdered carbon, makes the powdered carbon of mixture that there is more preferable processability, and the addition of adhesive
Reduce production cost, energy conservation and environmental protection.The present invention to clay, coking production waste material, glutinous rice flour source without particular/special requirement, adopt
With commercially available raw material.
On the basis of the parts by weight of straw charcoal, the heating tailored version mixture charcoal of the present invention based on stalk pyrolysis-type charcoal
Including 24~25 parts of water, preferably 24.5 parts.In the present invention, the ratio of water is added by control, makes straw charcoal, semi-coke, glue
Glutinous dosage form is convenient for extrusion forming at suitable blocky slurry.For the present invention to the source of water without particular/special requirement, use is more pure
Underground water, river water etc..
The present invention provides the preparation sides of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal described in above scheme
Method includes the following steps:
(1) straw charcoal and semi-coke crush and be stirred, obtain mixing powdered carbon;
(2) the mixing powdered carbon of adhesive, water and the step (1) is stirred mixing, it is preforming obtains mixed powdered carbon
Material;
(3) it by the obtained mixed powdered carbon preforming material extrusion forming of the step (2), obtains based on stalk pyrolysis-type charcoal
Heating tailored version mixture charcoal.
Straw charcoal and semi-coke crush and be stirred by the present invention, obtain mixing powdered carbon.In the present invention, due to straw charcoal and
Semi-coke it is different, have it is blocky also have graininess, the two is preferably mixed crushing and stirred by the present invention, and the crushing is stirred
It closes specifically: straw charcoal and semi-coke mixing are subjected to roller stone roller formula and stir to get the uniform mixing powdered carbon of crushing.In the present invention, institute
The time for stating roller stone roller formula stirring is preferably not less than 20min, is more preferably not less than 30min;It is described mixed after the completion of leveling the stirring of stone roller formula with a roller
The granularity for closing powdered carbon is preferably 20~30 mesh, more preferably 23~27 mesh, further preferably 25 mesh.Present invention preferably employs rollers
The crushing that stone roller formula blender carries out straw charcoal and semi-coke is stirred, and is reached by the time of control roller stone roller formula stirring and is filled two kinds of charcoal elements
Divide mixed purpose, the mixing speed of roller stone roller formula stirring is adjusted in whipping process, obtains the mixing powdered carbon of targeted particle size.This hair
For the bright specific performance to roller stone roller formula blender without particular/special requirement, those skilled in the art rationally control roller stone roller formula blender
The crushing for carrying out straw charcoal and semi-coke is stirred.
After obtaining mixing powdered carbon, adhesive, water and mixing powdered carbon are stirred mixing by the present invention, and it is pre- to obtain mixed powdered carbon
Molding mass.Adhesive, swelling binder and hardening agent are preferably first mixed to get adhesive by the present invention, then adhesive and water are added and mixed
It closes and is stirred in powdered carbon, the time of the stirring is preferably 5~15min, more preferably 8~12min, most preferably 10min.
In the present invention, the temperature of the water is preferably 50~70 DEG C, more preferably 60 DEG C, in a specific embodiment of the present invention, excellent
Choosing is preheated water in advance, and suitable water temperature control can be such that the cementation of adhesive is promoted, and seeps adhesive preferably
Thoroughly into mixing powdered carbon, molding effect is improved.
After obtaining mixed powdered carbon preforming material, the present invention obtains mixed powdered carbon preforming material extrusion forming based on stalk
The heating tailored version mixture charcoal of pyrolysis-type charcoal.In the present invention, mixed powdered carbon preforming material is in loose bulk, containing uniform
Moisture has good plasticity.The present invention preferably obtains mixed powdered carbon preforming material extrusion forming based on stalk pyrolysis-type charcoal
Heating tailored version mixture charcoal, the pressure of the extrusion forming is preferably 15~25MPa, more preferable 18~22MPa, further it is excellent
It is selected as 20MPa.The present invention is to the equipment of extrusion forming without particular/special requirement.
After extrusion forming, the present invention will obtain heating tailored version mixture charcoal naturally dry based on stalk pyrolysis-type charcoal or
Drying.Heating tailored version mixture charcoal provided by the invention based on stalk pyrolysis-type charcoal has at low cost, easy igniting, burning
The characteristics of performance is good, clean and environmental protection, and compression strength is higher, transports low with breakage rate during use.
Below with reference to embodiment to the heating tailored version mixture charcoal and its system provided by the invention based on stalk pyrolysis-type charcoal
Preparation Method is described in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
A kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, by the raw material preparation including following parts by weight
: 52 parts of straw charcoal, blue 20 parts of carbon, 3 parts of adhesive, 25 parts of water;The matter of clay, coking production waste material, glutinous rice flour in adhesive
Amount is than being 75:20:13.
The preparation method of the above-mentioned heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, includes the following steps:
Straw charcoal 26kg, semi-coke 10kg, adhesive 1.5kg, water 12.5kg are weighed according to above-mentioned formula;
Straw charcoal and semi-coke are placed in roller stone roller formula blender, mixing time is not less than 20min, is crushed to mixing charcoal powder
Degree is 25 mesh, roller stone roller formula blender shutdown;At room temperature, adhesive is added into blender, water, water temperature control is then added
System is at 60 DEG C;It is again turned on roller stone roller formula blender, stirs 10min, after each component mixes well, mixed powdered carbon modulation is completed,
Obtain mixed powdered carbon preforming material;Mixed powdered carbon preforming material is put into diameter progressive screw extrusion type forming machine again, extrusion forming,
Obtain the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal.
Boiler of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal prepared by embodiment 1 in rural area central heating
Upper burning, test result are shown in Table 1.
Embodiment 2
A kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, by the raw material preparation including following parts by weight
: 58 parts of straw charcoal, blue 15 parts of carbon, 2 parts of adhesive, 25 parts of water;The matter of clay, coking production waste material, glutinous rice flour in adhesive
Amount is than being 75:25:15.
The preparation method of the above-mentioned heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, includes the following steps:
Straw charcoal 29kg, semi-coke 7.5kg, adhesive 1kg, water 12.5kg are weighed according to above-mentioned formula
Straw charcoal and semi-coke are placed in roller stone roller formula blender, mixing time is not less than 20min, is crushed to mixing charcoal powder
Degree is 23 mesh, roller stone roller formula blender shutdown;At room temperature, adhesive is added into blender, water, water temperature control is then added
System is at 55 DEG C;It is again turned on roller stone roller formula blender, stirs 10min, after each component mixes well, mixed powdered carbon modulation is completed,
Obtain mixed powdered carbon preforming material;Mixed powdered carbon preforming material is put into diameter progressive screw extrusion type forming machine again, extrusion forming,
Obtain the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal.
Boiler of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal prepared by embodiment 2 in rural area central heating
Upper burning, test result are shown in Table 1.
Embodiment 3
A kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, by the raw material preparation including following parts by weight
: 55 parts of straw charcoal, blue 15 parts of carbon, 2.5 parts of adhesive, 24.5 parts of water;Clay, coking production waste material, glutinous rice flour in adhesive
Mass ratio be 75:15:10.
The preparation method of the above-mentioned heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, includes the following steps:
Straw charcoal 27.5kg, semi-coke 7.5kg, adhesive 1.25kg, water 12.25kg are weighed according to above-mentioned formula
Straw charcoal and semi-coke are placed in roller stone roller formula blender, mixing time is not less than 20min, is crushed to mixing charcoal powder
Degree is 30 mesh, roller stone roller formula blender shutdown;At room temperature, adhesive is added into blender, water, water temperature control is then added
System is at 70 DEG C;It is again turned on roller stone roller formula blender, stirs 10min, after each component mixes well, mixed powdered carbon modulation is completed,
Obtain mixed powdered carbon preforming material;Mixed powdered carbon preforming material is put into diameter progressive screw extrusion type forming machine again, extrusion forming,
Obtain the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal.
Boiler of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal prepared by embodiment 3 in rural area central heating
Upper burning, test result are shown in Table 1.
Embodiment 4
A kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, by the raw material preparation including following parts by weight
: 60 parts of straw charcoal, blue 10 parts of carbon, 3 parts of adhesive, 24 parts of water;The matter of clay, coking production waste material, glutinous rice flour in adhesive
Amount is than being 70:20:10.
The preparation method of the above-mentioned heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, includes the following steps:
Straw charcoal 30kg, semi-coke 5kg, adhesive 1.5kg, water 12kg are weighed according to above-mentioned formula
Straw charcoal and semi-coke are placed in roller stone roller formula blender, mixing time is not less than 20min, is crushed to mixing charcoal powder
Degree is 25 mesh, roller stone roller formula blender shutdown;At room temperature, adhesive is added into blender, water, water temperature control is then added
System is at 60 DEG C;It is again turned on roller stone roller formula blender, stirs 10min, after each component mixes well, mixed powdered carbon modulation is completed,
Obtain mixed powdered carbon preforming material;Mixed powdered carbon preforming material is put into diameter progressive screw extrusion type forming machine again, extrusion forming,
Obtain the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal.
Boiler of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal prepared by embodiment 4 in rural area central heating
Upper burning, test result are shown in Table 1.
Embodiment 5
A kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, by the raw material preparation including following parts by weight
: 50 parts of straw charcoal, blue 23 parts of carbon, 2 parts of adhesive, 25 parts of water;The matter of clay, coking production waste material, glutinous rice flour in adhesive
Amount is than being 80:18:12.
The preparation method of the above-mentioned heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, includes the following steps:
Straw charcoal 25kg, semi-coke 11.5kg, adhesive 1kg, water 12.5kg are weighed according to above-mentioned formula
Straw charcoal and semi-coke are placed in roller stone roller formula blender, mixing time is not less than 20min, is crushed to mixing charcoal powder
Degree is 27 mesh, roller stone roller formula blender shutdown;At room temperature, adhesive is added into blender, water, water temperature control is then added
System is at 65 DEG C;It is again turned on roller stone roller formula blender, stirs 10min, after each component mixes well, mixed powdered carbon modulation is completed,
Obtain mixed powdered carbon preforming material;Mixed powdered carbon preforming material is put into diameter progressive screw extrusion type forming machine again, extrusion forming,
Obtain the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal.
Boiler of the heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal prepared by embodiment 5 in rural area central heating
Upper burning, test result are shown in Table 1.
The heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal that the present invention prepares Examples 1 to 5 carries out flammability
The measurement of energy;Heating tailored version each 5kg of mixture charcoal that Example 1~5 is prepared, the point on the boiler of rural area central heating
Combustion case is fired and observes, to whole afterburnt computing heating values and the SO of discharge2Concentration, nitrous oxides concentration and particulate matter are dense
Degree, every measurement result are as shown in table 1.
The dechforination in combustion of heating tailored version mixture charcoal of the table 1. based on stalk pyrolysis-type charcoal
By above embodiments and the data of table 1 it is found that the embodiment of the present invention 1~5 prepare based on stalk pyrolysis-type charcoal
The tailored version mixture charcoal that heats has easily igniting, has good burning performance, and the characteristics of clean and environmental protection, combustion heat value is 21.4~
SO after the heating tailored version mixture charcoal burning based on stalk pyrolysis-type charcoal of 27.6MJ/kg, 5kg2Concentration of emission < 10mg/m3,
Discharged nitrous oxides concentration < 95mg/m3, particle emission object concentration < 35mg/m3, both solved the stalk in northern China rural area
Problem of complex utilization, and ensured the cleaning heating of ordinary people.
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 (8)
1. a kind of heating tailored version mixture charcoal based on stalk pyrolysis-type charcoal, which is characterized in that the component including following parts by weight:
50~60 parts of straw charcoal, blue 10~20 parts of carbon, 2~3 parts of adhesive, 24~25 parts of water.
2. the heating tailored version mixture charcoal according to claim 1 based on stalk pyrolysis-type charcoal, which is characterized in that the straw
Fixation carbon content > 75% in stalk charcoal.
3. the heating tailored version mixture charcoal according to claim 1 based on stalk pyrolysis-type charcoal, which is characterized in that the glue
Glutinous agent is made of adhesive, swelling binder and hardening agent, described adhesive, swelling binder, hardening agent mass ratio be 70~80:15~
25:10~15.
4. the heating tailored version mixture charcoal according to claim 3 based on stalk pyrolysis-type charcoal, which is characterized in that the glue
Adhesive in glutinous agent is clay, and swelling binder is coking production waste material, and hardening agent is glutinous rice flour.
5. the preparation method of the heating tailored version mixture charcoal described in Claims 1 to 4 any one based on stalk pyrolysis-type charcoal,
It is characterized in that, includes the following steps:
(1) straw charcoal and semi-coke crush and be stirred, obtain mixing powdered carbon;
(2) the mixing powdered carbon of adhesive, water and the step (1) is stirred mixing, obtains mixed powdered carbon preforming material;
(3) by the obtained mixed powdered carbon preforming material extrusion forming of the step (2), the confession based on stalk pyrolysis-type charcoal is obtained
Warm tailored version mixture charcoal.
6. preparation method according to claim 5, which is characterized in that crush and stir in the step (1) specifically: by straw
Stalk charcoal and semi-coke mixing carry out roller stone roller formula stirring;The time of the roller stone roller formula stirring is not less than 20min, and the roller stone roller formula has stirred
Granularity at rear mixing powdered carbon is 20~30 mesh.
7. preparation method according to claim 5, which is characterized in that the temperature of water is 50~70 DEG C in the step (2).
8. preparation method according to claim 5, which is characterized in that the pressure of extrusion forming is 15 in the step (3)
~25MPa.
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CN115259153B (en) * | 2022-06-30 | 2024-04-26 | 宁夏华辉环保科技股份有限公司 | Efficient special-effect activated carbon for adsorbing acetone and preparation method thereof |
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Cited By (4)
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CN115259153B (en) * | 2022-06-30 | 2024-04-26 | 宁夏华辉环保科技股份有限公司 | Efficient special-effect activated carbon for adsorbing acetone and preparation method thereof |
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