CN101629116A - Method for preparing inflammable bamboo carbon - Google Patents

Method for preparing inflammable bamboo carbon Download PDF

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Publication number
CN101629116A
CN101629116A CN200910101387A CN200910101387A CN101629116A CN 101629116 A CN101629116 A CN 101629116A CN 200910101387 A CN200910101387 A CN 200910101387A CN 200910101387 A CN200910101387 A CN 200910101387A CN 101629116 A CN101629116 A CN 101629116A
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China
Prior art keywords
bamboo
inflammable
preparation
bamboo carbon
carbon
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CN200910101387A
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CN101629116B (en
Inventor
涂志龙
郑武华
毛慧平
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Shanghai dry new energy Co., Ltd.
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涂志龙
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

Abstract

The invention relates to a method for preparing inflammable bamboo carbon, comprising the following steps: carbonizing a bamboo material; pouring carbon powder and binding agent into an agitator for uniformly stirring; extruding and molding the uniformly stirred mixture by an extruder; placing dried and molded bamboo carbon into a container filled with alcohol to stand; and taking the molded bamboo carbon absorbing the alcohol out, wherein the binding agent comprises plant starch, combustion supporting agent, preservative, boiling water and normal-temperature water. A technology for preparing the binding agent comprises the following steps: stirring the plant starch, the combustion supporting agent, the preservative and the boiling water; and after the plant starch is thoroughly gelatinized, adding the normal-temperature water to fully stir and dilute. The inflammable bamboo carbon prepared by the method for preparing the inflammable bamboo carbon has the advantages of clean, environmental-friendly and renewable material, low preparation cost, easy ignition, favorable combustion effect and no acrid peculiar smell.

Description

A kind of preparation method of inflammable bamboo carbon
Technical field
The present invention relates to a kind of preparation method of inflammable bamboo carbon.
Background technology
Barbecue chafing dish of Shi Yonging etc. mainly contains three kinds with fuel in the market, is respectively machine-made carbon, charcoal and solid alcohol.Machine-made carbon is because in short supply, the complex process of raw material, production efficiency is low, purchasing price is soaring every year, just progressively moves towards atrophy; Charcoal is traditional fuel good merchantable brand, but because the use of charcoal has destroyed vegetation, is forbidden by country; All there are the problem of lighting inconvenience in machine-made carbon and charcoal simultaneously, all need add a large amount of ignition substance and be lighted, and utilize occasion to be subjected to very large restriction.At present solid alcohol use the most extensive, but its to have obvious defects be volatile, and have pungent peculiar smell.
Summary of the invention
The objective of the invention is in order to solve the technical problem that above-mentioned existing fuel exists, disclose a kind ofly light easily, combustion time is long, do not have the peculiar smell that is pungent, preparation method that raw material cleans reproducible inflammable bamboo carbon.
In order to realize above-mentioned purpose, the present invention has adopted following technical scheme:
A kind of preparation method of inflammable bamboo carbon comprises the steps:
(1) bamboo wood is carried out charing, be rolled into the bamboo charcoal powder of particle diameter after the charing less than 1mm;
(2) powdered carbon and tackiness agent are poured in the stirrer stirred, by weight powdered carbon 60%-80%, tackiness agent 40%-20%;
(3) mixture that stirs is passed through the extrusion machine extrusion molding, then moisture is removed in its oven dry;
(4) the moulding bamboo charcoal of oven dry is placed the alcoholic acid container is housed leaves standstill, time of repose is between 1-24 hour;
(5) taking-up has absorbed alcoholic acid moulding bamboo charcoal.
Above-mentioned tackiness agent comprises following component by weight: plant amylum 15-25%, ignition dope 1-3%, sanitas 1-5%, boiling water 30-50%, normal-temperature water 25-45%; The preparation technology of tackiness agent is as follows: plant amylum, ignition dope, sanitas and boiling water are stirred, wait the thorough gelatinization of plant amylum after, add normal-temperature water again and carry out abundant agitation and dilution again, make it to merge fully.Sanitas prevents that product from going mouldy, thereby influences its combustion efficacy.Ignition dope can play katalysis when product burns, firepower is more vigorous, in use quick heating and stablizing.Tackiness agent is combustible organic compound plant amylum, does not only influence the combustionproperty of inflammable charcoal, and burns more lastingly, and can discharge due heat energy, in actual applications safe ready more.
As preferably, the pressure of described extrusion machine is at 20 tons/m 2-50 tons/m 2Between, pressure is too little, and then fuel bamboo charcoal extruding back is more open, and is broken easily, not easy-formation; Squeeze is too big, and then the shaped fuel pressure is real excessively, and energy is on the low side during burning, is difficult for perfect combustion.
As preferably, described bake out temperature is controlled between 100 ℃-130 ℃, and dries by the fire continuously 1-4 hour by this temperature.Temperature is too low, and moisture is not volatile, is difficult for oven dry, and drying time also increases greatly, thereby has influenced working efficiency; The too high then consumed energy of temperature is excessive, and baking oven moisture is difficult for discharging.
As preferably, the described alcoholic acid moulding inflammable bamboo carbon that absorbed, its bamboo charcoal composition and alcoholic acid weight ratio are 7: 3, the moulding inflammable bamboo carbon packs after taking out immediately, prevents the ethanol volatilization.
As preferably, described bamboo wood charing is low temperature or middle temperature charing, and carbonization process comprises following five stages:
1. material drying: the red-hot flue gas that utilizes fuel combustion to produce carries out the fumigation drying, removes the moisture in the material, and temperature is less than 150 ℃;
2. the pre-charing of material: the decomposes of material, temperature is between 150 ℃~270 ℃;
3. material charing: material is thermolysis fast, produces a large amount of degradation productions, emits a large amount of heats, and temperature is between 270 ℃~360 ℃.
4. bamboo charcoal calcination: along with pyritous continues to carry out, remain in the eliminating that the energy evaporable material in the material obtains, temperature is not higher than 1200 ℃ more than 360 ℃.
5. cooling.
As preferably, described bamboo wood charing is to fire in exceedingly high kiln, smoulder kiln or mechanical kiln, and is the most convenient and common.
As preferably, described bamboo wood is the scrap stock of bamboo, and low cost of manufacture has not only also solved the problem that the scrap stock of bamboo can't be handled.
As preferably, described the mixture that stirs is squeezed into bulk, spherical or hollow rod-shape by extrusion machine, convenient during use.
As preferably, described plant amylum is flour or Semen Maydis powder, and ignition dope is a sodium chloride, and sanitas is Sodium Benzoate or calcium propionate.
Owing to adopted the preparation method of a kind of inflammable bamboo carbon of above-mentioned technical scheme; bamboo charcoal is particularly a kind of natural solid product of obtaining after charing of bamboo scrap stock of bamboo wood; has the reproducible attribute of environmental protection; the tackiness agent main raw material is combustible organic compound plant amylum; therefore raw material all is that cleaning is reproducible, very environmental protection.The function that bamboo charcoal has good adsorptive power and removes peculiar smell, the bamboo charcoal surface has very thin adsorption hole, bamboo charcoal is placed on to be equipped with in the alcoholic acid container leaves standstill, bamboo charcoal sucks ethanol in it can effectively delay the alcoholic acid evaporation rate, thereby increase combustion efficacy and time, bamboo charcoal can be removed most peculiar smell in the ethanol simultaneously, makes the not pungent peculiar smell of inflammable bamboo carbon.In sum, the inflammable bamboo carbon of making by the preparation method of above-mentioned inflammable bamboo carbon has that the material clean environment firendly is renewable, and low cost of manufacture is easily ignited, and combustion efficacy is good, the advantage of pungent peculiar smell.
Embodiment
Embodiment 1
A kind of preparation method of inflammable bamboo carbon comprises the steps:
(1) with the fired back charing fully of bamboo scrap stock, is ground into 100 purpose bamboo charcoal powder after the charing;
(2) fire 100 ℃ of boiling water of 20 units, place in the mixing drum, the Semen Maydis powder that adds 10 units, the calcium propionate that adds 2 units, the sodium chloride of 1 unit of adding stirs, after the thorough gelatinization of Semen Maydis powder, the normal-temperature water that adds 15 units is carried out abundant agitation and dilution again, makes it to merge fully, is formed with 48 units of tackiness agent of certain viscosity; Get the bamboo charcoal powder of 72 units, pour stirrer into, pour the tackiness agent of 48 units then into, stir;
(3) mixture that stirs is joined spherical extrusion machine extrusion molding, the pressure of extrusion machine is 30 tons/m 2, obtain the spherical bamboo charcoal of 120 units; Place it in the drying plant and dry, bake out temperature is controlled to be 115 ℃, dries 3 hours, removes the moisture content of 40 units;
The spherical bamboo charcoal of 80 units (4) will drying is poured into and is equipped with in the alcoholic acid container, and the covered container lid left standstill 10 hours;
Take out after (5) 10 hours, spherical fuel packs with 20 units of bamboo charcoal absorption ethanol, is the renewable spherical inflammable bamboo carbon of the cleaning that contains ethanol 20%.
Above-mentioned bamboo scrap stock are charing fully after mechanical klining system, following five stages of carbonization process:
1. material drying: the red-hot flue gas that utilizes fuel combustion to produce carries out the fumigation drying, removes the moisture in the material, and temperature is less than 150 ℃;
2. the pre-charing of material: the decomposes of material, temperature is between 150 ℃~270 ℃;
3. material charing: material is thermolysis fast, produces a large amount of degradation productions, emits a large amount of heats, and temperature is between 270 ℃~360 ℃.
4. bamboo charcoal calcination: along with pyritous continues to carry out, remain in the eliminating that the energy evaporable material in the material obtains, temperature is not higher than 1200 ℃ more than 360 ℃.
5. cooling.
Embodiment 2
A kind of preparation method of inflammable bamboo carbon comprises the steps:
(1) with the fired back charing fully of bamboo scrap stock, is ground into 200 purpose bamboo charcoal powder after the charing;
(2) fire 100 ℃ of boiling water of 15 units, place in the mixing drum, the flour that adds 5 units, the calcium propionate that adds 1 unit, the sodium chloride of 1 unit of adding stirs, after the thorough gelatinization of flour, the normal-temperature water that adds 10 units is carried out abundant agitation and dilution again, makes it to merge fully, is formed with 32 units of tackiness agent of certain viscosity; Get the bamboo charcoal powder of 80 units, pour stirrer into, pour the tackiness agent of 32 units then into, stir;
(3) mixture that stirs is joined hollow rod-shape extrusion machine extrusion molding, the pressure of extrusion machine is 40 tons/m 2, obtain the hollow rod-shape bamboo charcoal of 112 units; Place it in the drying plant and dry, bake out temperature is controlled to be 118 ℃, dries 2 hours, removes the moisture content of 25 units;
The hollow rod-shape bamboo charcoal of 87 units (4) will drying is poured into and is equipped with in the alcoholic acid container, and the covered container lid left standstill 4 hours;
Take out after (5) 4 hours, hollow rod-shape fuel packs with 13 units of bamboo charcoal absorption ethanol, is the renewable hollow rod-shape inflammable bamboo carbon of the cleaning that contains ethanol 13%.
Above-mentioned bamboo scrap stock are charing fully after exceedingly high klining system, and carbonization process is identical with embodiment 1.
Embodiment 3
A kind of preparation method of inflammable bamboo carbon comprises the steps:
(1), pulverizes after the charing and form the following bamboo bits charcoal of particle diameter 1mm with the fired back charing fully of bamboo scrap stock;
(2) fire 100 ℃ of boiling water of 8 units, place in the mixing drum, the flour that adds 3 units, the Sodium Benzoate that adds 0.5 unit, the sodium chloride of 0.5 unit of adding stirs, after the thorough gelatinization of flour, the normal-temperature water that adds 8 units is carried out abundant agitation and dilution again, makes it to merge fully, is formed with 20 units of tackiness agent of certain viscosity; Get the bamboo bits charcoal of 66 units, pour stirrer into, pour the tackiness agent of 20 units then into, stir;
(3) mixture that stirs is joined block extrusion machine extrusion molding, the pressure of extrusion machine is 25 tons/m 2, obtain the block bamboo charcoal of 86 units; Place it in the drying plant and dry, bake out temperature is controlled to be 118 ℃, dries 2 hours, removes the moisture content of 16 units;
The block bamboo charcoal of 70 units (4) will drying is poured into to be equipped with and was left standstill the covered container lid in the alcoholic acid container 10 hours;
Take out after (5) 10 hours, patch fuel packs with 30 units of bamboo charcoal absorption ethanol, is the renewable block inflammable bamboo carbon of the cleaning that contains ethanol 30%.
Above-mentioned bamboo scrap stock are charing fully after exceedingly high klining system, and carbonization process is identical with embodiment 1.
In sum, inflammable bamboo carbon has following advantage:
(1) fill a prescription practical environmental protection, technology is simple and direct, bag, storage, transportation, easy to use.
(2) bamboo charcoal adds ethanol combusting firepower foot, and temperature retention time is long, and is pollution-free, does not have pungent smell, and burning is thorough, Firepower is even, easily ignites.
(3) can utilize various bamboo woods particularly the bamboo leftover bits carry out charing, the refuse material is fully used.
Inflammable bamboo carbon is compared with fuel such as existing machine-processed carbon, wooden carbon, solid alcohols, and is with the obvious advantage. Respectively get 500g burns under identical environment, is compared as follows table:
Machine-made carbon Charcoal Solid alcohol Inflammable bamboo carbon
Burning time 120 minutes 90 minutes 80 minutes 180 minutes
Calorific value (MJ/kg)   30   32   27   32
Heat insulation effect Generally Good Difference Good
Light effect Be difficult to light The difficult point combustion Inflammable Inflammable
Flue gas Do not have Do not have Obvious peculiar smell Do not have

Claims (9)

1. the preparation method of an inflammable bamboo carbon is characterized in that comprising the steps:
(1) bamboo wood is carried out charing, be rolled into the bamboo charcoal powder of particle diameter after the charing less than 1mm;
(2) powdered carbon and tackiness agent are poured in the stirrer stirred, by weight powdered carbon 60%-80%, tackiness agent 40%-20%;
(3) mixture that stirs is passed through the extrusion machine extrusion molding, then moisture is removed in its oven dry;
(4) the moulding bamboo charcoal of oven dry is placed the alcoholic acid container is housed leaves standstill;
(5) taking-up has absorbed alcoholic acid moulding bamboo charcoal;
Above-mentioned tackiness agent comprises following component by weight: plant amylum 15-25%, ignition dope 1-3%, sanitas 1-5%, boiling water 30-50%, normal-temperature water 25-45%; The preparation technology of tackiness agent is as follows: plant amylum, ignition dope, sanitas and boiling water are stirred, wait the thorough gelatinization of plant amylum after, add normal-temperature water again and carry out abundant agitation and dilution again, make it to merge fully.
2. the preparation method of a kind of inflammable bamboo carbon according to claim 1, the pressure that it is characterized in that described extrusion machine is at 20 tons/m 2-50 tons/m 2Between.
3. the preparation method of a kind of inflammable bamboo carbon according to claim 1 is characterized in that described bake out temperature is controlled between 100 ℃-130 ℃, and dried by the fire continuously 1-4 hour by this temperature.
4. the preparation method of a kind of inflammable bamboo carbon according to claim 1 is characterized in that the described alcoholic acid moulding bamboo charcoal that absorbed, and its bamboo charcoal composition and alcoholic acid weight ratio are 7: 3, and the moulding bamboo charcoal packs after alcohol immersion is taken out immediately.
5. the preparation method of a kind of inflammable bamboo carbon according to claim 1 is characterized in that described bamboo wood carbonization process comprises following five stages:
1. material drying: the red-hot flue gas that utilizes fuel combustion to produce carries out the fumigation drying, removes the moisture in the material, and temperature is less than 150 ℃;
2. the pre-charing of material: the decomposes of material, temperature is between 150 ℃~270 ℃;
3. material charing: material is thermolysis fast, produces a large amount of degradation productions, emits a large amount of heats, and temperature is between 270 ℃~360 ℃.
4. bamboo charcoal calcination: along with pyritous continues to carry out, remain in the eliminating that the energy evaporable material in the material obtains, temperature is not higher than 1200 ℃ more than 360 ℃.
5. cooling.
6. the preparation method of a kind of inflammable bamboo carbon according to claim 5 is characterized in that described bamboo wood charing is to fire in exceedingly high kiln, smoulder kiln or mechanical kiln.
7. according to the preparation method of any described a kind of inflammable bamboo carbon of claim 1-5, it is characterized in that described bamboo wood is the scrap stock of bamboo.
8. according to the preparation method of any described a kind of inflammable bamboo carbon of claim 1-5, it is characterized in that the mixture that will stir is squeezed into bulk, spherical or hollow rod-shape by extrusion machine.
9. according to the preparation method of any described a kind of inflammable bamboo carbon of claim 1-5, it is characterized in that described plant amylum is flour or Semen Maydis powder, ignition dope is a sodium chloride, and sanitas is Sodium Benzoate or calcium propionate.
CN2009101013879A 2009-08-03 2009-08-03 Method for preparing inflammable bamboo carbon Active CN101629116B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102205140A (en) * 2011-05-03 2011-10-05 诸暨市康馨炭业科技有限公司 Bamboo charcoal block for air purification and producing method thereof
CN103725344A (en) * 2013-11-26 2014-04-16 沃太能源南通有限公司 Preparation method of phyllostachys heterocycla based biomass granular fuel
CN104017623A (en) * 2014-06-28 2014-09-03 刘雄 Method for preparing bamboo charcoal
CN105455399A (en) * 2015-11-20 2016-04-06 桂林融通科技有限公司 Preparation method of bamboo charcoal barbecue bag
CN106111063A (en) * 2016-08-08 2016-11-16 大田县源生竹业有限公司 A kind of earth kiln firing process of bamboo charcoal desiccant
CN111205901A (en) * 2020-03-23 2020-05-29 重庆霏洋环保科技股份有限公司 Method for preparing quick-burning charcoal material by using pepper branches

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87107516A (en) * 1987-12-25 1988-08-24 孙先知 Safe ready use fuel
CN1492029A (en) * 2002-10-21 2004-04-28 成都泉源卫生用品有限公司 Smokeless carbon block capable of quick ignition and its prdoucing method
CN101289184B (en) * 2008-06-04 2010-09-22 福建元力活性炭股份有限公司 Process of producing active carbon by integration method of physical method and chemical method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102205140A (en) * 2011-05-03 2011-10-05 诸暨市康馨炭业科技有限公司 Bamboo charcoal block for air purification and producing method thereof
CN102205140B (en) * 2011-05-03 2014-06-25 诸暨市顺满红竹炭制品厂 Bamboo charcoal block for air purification and producing method thereof
CN103725344A (en) * 2013-11-26 2014-04-16 沃太能源南通有限公司 Preparation method of phyllostachys heterocycla based biomass granular fuel
CN104017623A (en) * 2014-06-28 2014-09-03 刘雄 Method for preparing bamboo charcoal
CN105455399A (en) * 2015-11-20 2016-04-06 桂林融通科技有限公司 Preparation method of bamboo charcoal barbecue bag
CN106111063A (en) * 2016-08-08 2016-11-16 大田县源生竹业有限公司 A kind of earth kiln firing process of bamboo charcoal desiccant
CN111205901A (en) * 2020-03-23 2020-05-29 重庆霏洋环保科技股份有限公司 Method for preparing quick-burning charcoal material by using pepper branches

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Address after: Sanjiang Street Nga street Wucheng District 321000 in Zhejiang province Jinhua City No. 39 8-2-302

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