CN106047434A - Machine-made smokeless coal and preparation method thereof - Google Patents
Machine-made smokeless coal and preparation method thereof Download PDFInfo
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- CN106047434A CN106047434A CN201610485310.6A CN201610485310A CN106047434A CN 106047434 A CN106047434 A CN 106047434A CN 201610485310 A CN201610485310 A CN 201610485310A CN 106047434 A CN106047434 A CN 106047434A
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- smokeless char
- eucalyptus
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- machine
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Classifications
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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
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/06—Heat exchange, direct or indirect
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses machine-made smokeless coal and a preparation method thereof. The machine-made smokeless coal is prepared from the following raw materials in percentage by mass: 50%-70% of tree barks, 15%-30% of tree three-level materials and 10%-20% of coffee peels. The method comprises the following steps: crushing the tree barks, the tree three-level materials and the coffee peels respectively and uniformly stirring and mixing at a ratio; drying the mixed raw materials to remove moisture; filling the raw materials into a mold; and sealing and firing to prepare the machine-made smokeless coal. The machine-made smokeless coal produced by adopting (eucalyptus) tree barks, (eucalyptus) tree three-level materials and the coffee peels has enough flame and high temperature, is inflammable and can be combusted for long time and is convenient to store for a long period; energy sources are saved and new energy sources are developed so that a new way for becoming rich is provided for farmers; and meanwhile, municipal pollution can be reduced. The machine-made smokeless coal produced by taking the (eucalyptus) tree barks as the main raw materials so that an ideal investment direction is provided in the aspect of energy source saving and in the aspect of environment protection and market commercial value.
Description
Technical field
The invention belongs to smokeless char technical field, particularly relate to a kind of mechanism smokeless char and preparation method thereof.
Background technology
Mechanism carbon (smokeless carbon) is through pulverizing, drying with raw materials such as branch, sawmilling (wood shavings), grain shell, plant straws
Extruding, high temperature carbonization, fire replace natural wood charcoal artificial charcoal.There is the biggest defect in existing smokeless char, easily ties
Block, is difficult to light, and is weak to burn, and the market space is little.
The Chinese patent application of Application No. 200510002768.3 discloses a kind of easy-to-burn no-smoke charcoal, and it mainly utilizes rice
The carbonization powdered carbon completely such as wheat husk and vegetation shred sticks agent plus noninflammability and makes.This smokeless char needs to add noninflammability and sticks agent waterglass
Deng, easily cause environmental pollution；And this smokeless char ash is big, efficiency of combustion is the highest.
Some document report uses Eucalyptus Linesless charcoal, and dust burdening is low, but the charcoal burning effect that Eucalyptus prepares is undesirable,
Cigarette is big, and is weak to burn.
Summary of the invention
For the deficiencies in the prior art, the present invention provides a kind of mechanism smokeless char and preparation method thereof.Described smokeless char with
Discarded bark, trees three grades material and coffee shell are that raw material is made, twice laid, low cost, and the Linesless charcoal prepared does not lumps, no
Fire extinguishing, deliming resistance to burning good, inflammable.
Technical scheme is as follows: a kind of mechanism smokeless char, by percentage to the quality, described smokeless char raw material is main
Contain: bark 50～70%, trees three grades material 15～30%, coffee shell 10～20%；Wherein bark is mallee bark or Cortex Pini
Deng；Trees three grades material is Eucalyptus or three grades of material etc. of pinaster.
As preferably, described bark is mallee bark；Described trees three grades material is Eucalyptus three grades material.
Further preferably, by percentage to the quality, described mechanism smokeless char raw material is mainly: mallee bark 60～70%, eucalyptus globulus
Set three grades of material 15～25%, coffee shell 10～15%.
Three grades of material of described Eucalyptus derive from the leftover pieces after plank is prepared in Eucalyptus decortication, and Eucalyptus three grades material belongs to what Eucalyptus peeled off
Pure wood materials, but incomplete, it is impossible to directly make plank, therefore can only do waste disposal, in the industry this waste material is referred to as
Eucalyptus three grades material.
Described Eucalyptus is fast-growing Eucalyptus, belongs to artificial growth tree.
The principle that the present invention prepares smokeless char is as follows: Eucalyptus belongs to artificial growth trees, wide in China Distribution Area, growing surface
Long-pending big.Annual fell after remaining press bark pile up like a mountain, only Pu'er, Yunnan, two places, Xishuangbanna, annual fell after by tree
Skin just has nearly 80,000 tons.And these remaining press bark mostly as garbage disposal, direct burning seriously pollutes city ring
Border.
Mallee bark is used for preparing Linesless charcoal, twice laid by the present invention, and the machine-processed smokeless char density prepared can be made to maintain
In suitable scope, also can strengthen the power of fiting, power of fiting strengthens can make whole Linesless charcoal be difficult to fragmentary, it is simple to preserve for a long time simultaneously；
It is possible to additionally incorporate mallee bark can make Linesless charcoal whole (overall) the most progressively grill thoroughly, and completely the heat of charcoal is discharged；Add
Eucalyptus three grades material, it is possible to the effect of comprehensive loose Linesless charcoal, makes mechanism smokeless char burning more inflammable, resistance to；Add the effect of coffee shell, can
Making the surface-brightening of Linesless charcoal and increase heat, ash reduces, and is finally reached Linesless charcoal and does not lumps, does not puts out a fire, takes off
The effect of ash resistance to burning good, inflammable.
For obtaining high-quality Linesless charcoal, the present invention obtains mallee bark, Eucalyptus three grades material and coffee shell by experiment
Good proportioning.Present invention discover that the ratio of mallee bark adds very few (as less than 50%), Linesless charcoal density reduces, and frangible being weak to of charcoal is burnt,
And as higher than setting value (70%), Linesless charcoal density increases, easily lump, be difficult to light.The ratio of Eucalyptus three grades material such as less than sets
Definite value (15%), in use Linesless charcoal not deliming, burn impermeable, as can be made the finished product charcoal density fall fired higher than setting value (25%)
Low, burning time is short.The ratio such as less than setting value (10%) of coffee shell, the charcoal appearance burnt is gloomy the most shinny, does not has attraction,
As higher than setting value (20%), the charcoal burnt is difficult to molding.
The present invention also provides for the preparation method of described machine-processed smokeless char, by bark, trees three grades material and coffee shell respectively
Pulverize, be uniformly mixed in proportion, mixed raw material stoving is removed moisture removal, be then charged in mould, seal and fire system
For obtaining mechanism smokeless char.
The granularity that described bark, trees three grades material and coffee shell are pulverized is 0.1～1cm.
Drying temperature is 40～100 DEG C, dries 2～4h, and the purpose of drying is to remove the moisture on raw material surface, it is to avoid prepare
Linesless charcoal dryness-fire (exploding), after drying, the water tariff collection of raw material is 5～10%；Less than this value, the charcoal overdrying burnt is frangible；Higher than being somebody's turn to do
Value, Linesless charcoal is because of the too high easy caking of moisture.
The smokeless char moisture prepared is 3～4%.
The sealing firing time is 68～75 hours, after using novel material (mallee bark, Eucalyptus three grades material and coffee shell), burns
Time processed has original five day to foreshorten to three days.
The sealing firing time is 68～75 hours；Sealing is fired first 60～62 hours temperature and is controlled at 200～250 DEG C, so
After gradually temperature is increased to 800～900 DEG C, reach natural cooling after target temperature.
In preparation method of the present invention, mechanism smokeless char raw material after crushed, is uniformly mixed, in proportion at sintering procedure
In need not add water, its forming principle is, after the drying keep raw material itself containing 5 10% moisture, be then charged into standard
The mould got ready, carries out high-temperature firing, controls temperature and time in sintering procedure；Raw material containing 5 10% moisture is being fired
During can discharge tar, tar can play the effect of raw material coagulation forming；After the present invention uses new composition of raw materials, can
The firing time is made to have original five day to foreshorten to three days.Meanwhile, using the Linesless charcoal that preparation method of the present invention prepares, carbon content is high,
Hardness is high, and inflammable resistance to burning is specious, the more market competition.
Compared with prior art, the method have the advantages that the present invention uses (eucalyptus globulus) bark, (eucalyptus globulus) to set three grades of material
, temperature height sufficient with the machine-processed smokeless char flame that coffee shell makes, inflammable resistance to burning, facilitate long term storage, be that saving energy development is new
The energy also makes the new way of farmer richness, can reduce municipal pollution simultaneously, and the application of its product market is wide, can be used for cooking a meal in the open air, hotel
Chaffy dish, family cook, warm oneself, night market barbecue etc..(eucalyptus globulus) bark discarded is the machine-processed smokeless char that primary raw material makes, and solves
The problem of existing manufacturer production insufficient raw material, and either from saving the energy, or environmental conservation and market business are worth,
It it is all preferable investment orientation.
Detailed description of the invention
Below in conjunction with specific embodiment, technical scheme is described in further details.
Mallee bark, Eucalyptus three grades material and the purity not 100% of coffee shell used in following example, in raw material not
Can be adulterated (or being mixed with) dust, other trees or other trees bark and wood fibre etc. with avoiding, we they be called
Surplus, these doping (or being mixed with), as long as surplus does not affect the present invention and prepares the quality of charcoal, also can have.
Comparative example 1 uses Eucalyptus to prepare smokeless char
In Eucalyptus, bark is about 10～20:80～90 with the mass ratio of internal timber；Being pulverized and sieved by Eucalyptus, granularity is
0.3～0.8cm, to dry moisture, be then charged in mould, sealing is fired and is prepared Linesless charcoal, uses existing method for cooking to carry out
Fire.Frangible being weak to of this Linesless charcoal is burnt, and density is little, and burning time is short.
Comparative example 2 uses coffee shell to prepare smokeless char
Being pulverized by coffee shell, granularity is 0.3～0.8cm；Drying moisture, be then charged in mould, sealing is fired and is prepared into
To Linesless charcoal, existing method for cooking is used to be fired.This Linesless charcoal is difficult to molding, and burning time is short, and appearance is gloomy the most shinny.
Comparative example 3 uses mallee bark and coffee shell to prepare smokeless char
Taking the mallee bark of 80% and the coffee shell of 20% is pulverized, granularity is 0.3～0.8cm；After mix homogeneously, dry former
Material surface moisture, is then charged in mould, and sealing is fired and prepared Linesless charcoal, uses existing method for cooking to be fired.This wood
Charcoal not deliming, burns impermeable, and easily lumps, and is difficult to light.
Comparative example 4 uses Eucalyptus three grades material and coffee shell to prepare smokeless char
Taking Eucalyptus three grades material and the coffee shell of 50% of 50%, pulverize respectively, granularity is 0.3～0.8cm, mix homogeneously
After, drying material surface moisture, it is then charged in mould, sealing is fired and is prepared Linesless charcoal, uses existing method for cooking to carry out
Fire.This Linesless charcoal is frangible, easily snaps off, and density is little, is weak to burn.
Embodiment 1 uses mallee bark, Eucalyptus three grades material and coffee shell to prepare smokeless char
Mallee bark 50 parts, 30 parts of Eucalyptus three grades material and 20 parts of coffee shell prepare smokeless char；
Mallee bark, Eucalyptus three grades material and coffee shell being pulverized and sieved respectively, granularity is 0.3～0.9cm, the most in proportion
Being uniformly mixed, by mixed raw material 60～80 DEG C of drying, drying time is 3h, and keeping raw material moisture after drying is 7
～9%, then raw material is loaded in mould, sealing is fired and is prepared mechanism smokeless char；The sealing firing time is 69 hours；Close
Envelope is fired first 61 hours temperature and is controlled, at 210～230 DEG C, then temperature to be stepped up to 830～880 DEG C (the 64th～65
Hour temperature is 830～880 DEG C), reach natural cooling after maximum temperature, to the 69th hour kiln discharge.The smokeless char prepared
Moisture is 3～4%.The Linesless charcoal prepared does not lumps, does not puts out a fire, hardness is high, deliming is good, inflammable resistance to burning
Effect.
Embodiment 2 uses mallee bark, Eucalyptus three grades material and coffee shell to prepare smokeless char
Mallee bark 60 parts, 20 parts of Eucalyptus three grades material and 20 parts of coffee shell prepare smokeless char；
Mallee bark, Eucalyptus three grades material and coffee shell being pulverized and sieved respectively, granularity is 0.3～0.9cm, the most in proportion
Being uniformly mixed, by mixed raw material 90～100 DEG C of drying, drying time is 2h, after drying raw material moisture be 5～
8%, then raw material is loaded in mould, sealing is fired and is prepared mechanism smokeless char；The sealing firing time is 72 hours；Seal
Fire first 60 hours temperature to control, at 230～250 DEG C, then temperature to be stepped up to 850～880 DEG C (the 65th～the 66th
Hour temperature is 850～880 DEG C), reach natural cooling after target temperature, the 72nd hour kiln discharge, the smokeless char water prepared
Dividing content is 3～4%.The Linesless charcoal prepared does not lumps, does not puts out a fire, deliming is good, hardness is high, inflammable resistance to burning
Effect.
Embodiment 3 uses mallee bark, Eucalyptus three grades material and coffee shell to prepare smokeless char
Mallee bark 70 parts, 15 parts of Eucalyptus three grades material and 15 parts of coffee shell prepare smokeless char；
Mallee bark, Eucalyptus three grades material and coffee shell being pulverized and sieved respectively, granularity is 0.5～1cm, stirs the most in proportion
Mixing mix homogeneously, by mixed raw material 80～90 DEG C of drying, drying time is 2h, after drying keep raw material moisture be 8～
10%, then raw material is loaded in mould, sealing is fired and is prepared mechanism smokeless char；The sealing firing time is 75 hours；Close
Envelope is fired first 62 hours temperature and is controlled, at 200～220 DEG C, then temperature to be stepped up to 800～850 DEG C (the 66th～67
Hour temperature is 800～850 DEG C), natural cooling after reaching 850 DEG C, to the 75th hour kiln discharge, the smokeless char moisture prepared
Content is 3.0～4%.The Linesless charcoal prepared does not lumps, does not puts out a fire, deliming is good, hardness is high, the effect of inflammable resistance to burning
Really.
Being detected by the Linesless charcoal that comparative example and embodiment prepare, quality results is as shown in table 1.
Table 1
As shown in Table 1, machine-processed smokeless char prepared by mallee bark, Eucalyptus three grades material and coffee shell, its calorific capacity, carbon containing are used
Amount and ash grade and are superior to comparative example.
Claims (9)
1. a machine-processed smokeless char, it is characterised in that following mass percent is meter, and described smokeless char raw material mainly contains: tree
Skin 50～70%, trees three grades material 15～30%, coffee shell 10～20%.
2. mechanism smokeless char as claimed in claim 1, it is characterised in that described bark is mallee bark；Described trees three grades material
For Eucalyptus three grades material.
3. mechanism smokeless char as claimed in claim 2, it is characterised in that by percentage to the quality, described mechanism smokeless char is former
Material is mainly: mallee bark 60～70%, Eucalyptus three grades material 15～25%, coffee shell 10～15%.
4. mechanism smokeless char as claimed in claim 2, it is characterised in that three grades of material of described Eucalyptus derive from Eucalyptus decortication preparation
Leftover pieces after plank.
5. the preparation method of the machine-processed smokeless char as described in Claims 1 to 4 is arbitrary, it is characterised in that by bark, trees
Three grades of material and coffee shell are pulverized respectively, are uniformly mixed in proportion, mixed raw material stoving are gone moisture removal, is then charged into
In mould, sealing is fired and is prepared mechanism smokeless char.
6. the preparation method of mechanism smokeless char as claimed in claim 5, it is characterised in that described bark skin, trees three grades material
The granularity pulverized with coffee shell is 0.1～1cm.
7. the preparation method of mechanism smokeless char as claimed in claim 5, it is characterised in that drying temperature is 40～100 DEG C, dries
Dry 2～4h, after drying, raw material moisture is maintained at 5～10%.
8. the preparation method of mechanism smokeless char as claimed in claim 5, it is characterised in that the smokeless char moisture prepared contains
Amount is 3～4%.
9. the preparation method of mechanism smokeless char as claimed in claim 5, it is characterised in that it is 68～75 little for sealing the firing time
Time；Sealing is fired first 60～62 hours temperature and is controlled, at 200～250 DEG C, the most gradually temperature to be increased to 800～900 DEG C, reach
Natural cooling after target temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610485310.6A CN106047434A (en) | 2016-06-28 | 2016-06-28 | Machine-made smokeless coal and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610485310.6A CN106047434A (en) | 2016-06-28 | 2016-06-28 | Machine-made smokeless coal and preparation method thereof |
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| KR20130058898A (en) * | 2011-11-28 | 2013-06-05 | 부산대학교 산학협력단 | Solid biomass fuel and manufacturing method thereof |
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2016
- 2016-06-28 CN CN201610485310.6A patent/CN106047434A/en active Pending
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| KR20130058898A (en) * | 2011-11-28 | 2013-06-05 | 부산대학교 산학협력단 | Solid biomass fuel and manufacturing method thereof |
| CN102618345A (en) * | 2012-04-18 | 2012-08-01 | 罗泽云 | Biofuel, production method and production device thereof |
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| CN103396858A (en) * | 2013-08-21 | 2013-11-20 | 广西南宁市益荣新能源科技有限公司 | Production technology of novel biomass fuel |
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Application publication date: 20161026 |