CN106753499A - A kind of method that pyrolkigneous liquid is prepared during charcoal - Google Patents
A kind of method that pyrolkigneous liquid is prepared during charcoal Download PDFInfo
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- CN106753499A CN106753499A CN201611113906.XA CN201611113906A CN106753499A CN 106753499 A CN106753499 A CN 106753499A CN 201611113906 A CN201611113906 A CN 201611113906A CN 106753499 A CN106753499 A CN 106753499A
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- liquid
- charcoal
- pyrolkigneous
- temperature
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C5/00—Production of pyroligneous acid distillation of wood, dry distillation of organic waste
-
- 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
Abstract
A kind of method the invention provides pyrolkigneous liquid is prepared during charcoal, comprises the following steps：Step one, raw material are ground into after particle and are dried；Step 2, particulate starting material after drying is put into pyrolysis reactor, carries out being heated to 400 DEG C with certain rule, obtains charcoal；Step 3, the gas that will be produced in pyrolysis reactor is derived with the flow of 0.1~0.3L/min；Step 4, is condensed into derived gas liquid and collects, obtains wooden vinegar stoste；Step 5, distillate is obtained by the distillation of wooden vinegar stoste, and after standing a period of time, distillate is divided into three layers, draws intermediate layer liquid；Step 6, intermediate layer liquid is distilled again, the condensate liquid after being distilled；Step 7, to the charcoal powder that mass fraction is 3~7% is added in condensate liquid, stands a period of time, is filtrated to get the pyrolkigneous liquid after refining；Wherein, the raw material in step one are the one to multiple kind of forestry wastes such as peach branch, apricot branch, cotton stalk, bamboo scraps and cedar sawdust.
Description
Technical field
A kind of method the present invention relates to prepare pyrolkigneous liquid during charcoal.
Background technology
Charcoal is widely used, such as a kind of important production, life raw material in industrial production and family life：Change
Work production, industry are smelted, barbecue industry and family cooking, heating etc..Additionally, charcoal can be additionally used in almost all of coal dust firing
Equipment and generated electricity as the boiler oil of power plant, therefore, the annual charcoal demand of China is huge.
The charcoal production of China is used mostly traditional local method and fires, it is necessary to substantial amounts of fall trees, and uses whole more
Trunk part, remaining broken twig is not fully used, and local method firing raw material availability is very low, while also producing big
The waste gas of amount, the benign species included in waste gas are not also reclaimed well even across treatment, reduce raw material
Utilization rate.
The content of the invention
The present invention is carried out to solve the above problems, it is therefore intended that provide preparation wood during a kind of charcoal
The method of vinegar liquid.
A kind of method the invention provides pyrolkigneous liquid is prepared during charcoal, has the feature that, including：Step
Rapid one, raw material are ground into particle, and granular raw material are dried；Step 2, by granular original after drying
Material is put into pyrolysis reactor, carries out being heated to 400 DEG C with certain rule, obtains charcoal；Step 3, was heating up
Cheng Zhong, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min；Step 4, condenses gas into liquid, and
The liquid is collected, wooden vinegar stoste is obtained；Step 5, distillate is obtained by the distillation of wooden vinegar stoste, after standing a period of time, distillate
It is divided into three layers, draws intermediate layer liquid；Step 6, intermediate layer liquid is distilled again, the condensate liquid after being distilled；Step
Seven, to the charcoal powder that mass fraction is 3~7% is added in condensate liquid, after standing a period of time, it is filtrated to get the wooden vinegar after refining
Liquid；Wherein, the raw material in step one are that the one to multiple kind of forestry such as peach branch, apricot branch, cotton stalk, bamboo scraps and cedar sawdust is discarded
Thing.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, the density of the pyrolkigneous liquid after being refined in step 7 is 1~1.3g/ml.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, in step one, the average grain diameter of particle is 0.1~1mm.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, in step one, drying temperature is 105 DEG C, and drying time is 15~24h.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, in step 2, the certain rule of heating refers to be heated with the rate of heat addition of 5 DEG C/min, in temperature-rise period
In, hereafter the constant temperature 10min when temperature rises to 200~250 DEG C often raises 10~50 DEG C of constant temperature 10min.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, in step 5, vapo(u)rizing temperature is 100 DEG C, and time of repose is 10~12h.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, in step 6, vapo(u)rizing temperature is 100~120 DEG C again.
In the method for preparing pyrolkigneous liquid during a kind of charcoal that the present invention is provided, can also have such special
Levy：Wherein, in step 7, time of repose is 12~18h.
The effect of invention and effect
Method according to pyrolkigneous liquid is prepared during a kind of charcoal involved in the present invention, because in charcoal
During, the gas that will be produced in sintering procedure is collected, condensation, purifies the pyrolkigneous liquid after being refined.The method is caused
Waste gas is fully used during charcoal, and nonhazardous, safety and environmental protection, widely used refined wooden vinegar is also obtained
Liquid.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, it is real below
Example is applied to be specifically addressed the method for preparing pyrolkigneous liquid during a kind of charcoal of the invention.
Embodiment one
Step one, takes peach branch 10g, and peach branch is ground into the particle that average grain diameter is 0.5mm.
Step 2, granular peach branch is put into drying box and is dried, and drying temperature is 105 DEG C, drying time
It is 15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor after dried peach branch particle is dried into 10min again at 105 DEG C,
With the heating rate of 5 DEG C/min to 400 DEG C, charcoal is obtained.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 8.8ml, the density of pyrolkigneous liquid is
1.0829g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 4.2ml.The yield of pyrolkigneous liquid
Improve 110%.
Embodiment two
Step one, takes apricot branch 10g, and apricot branch is ground into the particle that average grain diameter is 0.1mm.
Step 2, granular apricot branch is put into drying box and is dried, and drying temperature is 105 DEG C, drying time
It is 15~24h, drying time is 20h in the present embodiment.
Step 3, is put into pyrolysis reactor after dried apricot branch particle is dried into 10min again at 105 DEG C,
With the heating rate of 5 DEG C/min to 400 DEG C, charcoal is obtained.In the present embodiment, the constant temperature when temperature reaches 250 DEG C
10min, hereafter often raises 10 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.1L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 11h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 120 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 3%, and time of repose is 15h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 8.1ml, the density of pyrolkigneous liquid is
1.0988g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 3.9ml.The yield of pyrolkigneous liquid
Improve 107%.
Embodiment three
Step one, takes cotton stalk 10g, by the cotton stalk crushing into the particle that average grain diameter is 1mm.
Step 2, granular cotton stalk is put into drying box and is dried, and drying temperature is 105 DEG C, and drying time is
15~24h, drying time is 15h in the present embodiment.
Step 3, is put into pyrolysis reactor, with 5 after dried cotton stalk particle is dried into 10min again at 105 DEG C
DEG C/heating rate of min to 400 DEG C, obtain charcoal.In the present embodiment, the constant temperature 10min when temperature reaches 225 DEG C,
Hereafter 30 DEG C of constant temperature 10min are often raised.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.3L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 12h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 100 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 7%, and time of repose is 18h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 7.5ml, the density of pyrolkigneous liquid is
1.1106g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 2.2ml.The yield of pyrolkigneous liquid
Improve 241%.
Example IV
Step one, takes bamboo scraps 10g, and the bamboo scraps are ground into the particle that average grain diameter is 0.5mm.
Step 2, granular bamboo scraps is put into drying box and is dried, and drying temperature is 105 DEG C, and drying time is
15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor, with 5 after dried bamboo scraps particle is dried into 10min again at 105 DEG C
DEG C/heating rate of min to 400 DEG C, obtain charcoal.In the present embodiment, the constant temperature 10min when temperature reaches 200 DEG C,
Hereafter 50 DEG C of constant temperature 10min are often raised.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 8.0ml, the density of pyrolkigneous liquid is
1.0956g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 3.6ml.The yield of pyrolkigneous liquid
Improve 122%.
Embodiment five
Step one, takes cedar sawdust 10g, and the cedar sawdust is ground into the particle that average grain diameter is 0.5mm.
Step 2, granular cedar sawdust is put into drying box and is dried, and drying temperature is 105 DEG C, drying time
It is 15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor after dried cedar sawdust particle is dried into 10min again at 105 DEG C,
With the heating rate of 5 DEG C/min to 400 DEG C, charcoal is obtained.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 6.8ml, the density of pyrolkigneous liquid is
1.1349g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 1.2ml.The yield of pyrolkigneous liquid
Improve 467%.
Embodiment six
Step one, takes peach branch 15g, and peach branch is ground into the particle that average grain diameter is 0.5mm.
Step 2, granular peach branch is put into drying box and is dried, and drying temperature is 105 DEG C, drying time
It is 15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor after dried peach branch particle is dried into 10min again at 105 DEG C,
With the heating rate of 5 DEG C/min to 400 DEG C, charcoal is obtained.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 12.8ml, the density of pyrolkigneous liquid is
1.0895g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 6.8ml.The yield of pyrolkigneous liquid
Improve 88%.
Embodiment seven
Step one, takes apricot branch 15g, and apricot branch is ground into the particle that average grain diameter is 0.5mm.
Step 2, granular apricot branch is put into drying box and is dried, and drying temperature is 105 DEG C, drying time
It is 15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor after dried apricot branch particle is dried into 10min again at 105 DEG C,
With the heating rate of 5 DEG C/min to 400 DEG C, charcoal is obtained.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 12.3ml, the density of pyrolkigneous liquid is
1.1027g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 6.1ml.The yield of pyrolkigneous liquid
Improve 102%.
Embodiment eight
Step one, takes cotton stalk 15g, by the cotton stalk crushing into the particle that average grain diameter is 0.5mm.
Step 2, granular cotton stalk is put into drying box and is dried, and drying temperature is 105 DEG C, and drying time is
15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor, with 5 after dried cotton stalk particle is dried into 10min again at 105 DEG C
DEG C/heating rate of min to 400 DEG C, obtain charcoal.In the present embodiment, the constant temperature 10min when temperature reaches 200 DEG C,
Hereafter 50 DEG C of constant temperature 10min are often raised.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 11.5ml, the density of pyrolkigneous liquid is
1.1053g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 9.4ml.The yield of pyrolkigneous liquid
Improve 22%.
Embodiment nine
Step one, takes bamboo scraps 15g, and the bamboo scraps are ground into the particle that average grain diameter is 0.5mm.
Step 2, granular bamboo scraps is put into drying box and is dried, and drying temperature is 105 DEG C, and drying time is
15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor, with 5 after dried bamboo scraps particle is dried into 10min again at 105 DEG C
DEG C/heating rate of min to 400 DEG C, obtain charcoal.In the present embodiment, the constant temperature 10min when temperature reaches 200 DEG C,
Hereafter 50 DEG C of constant temperature 10min are often raised.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 12.1ml, the density of pyrolkigneous liquid is
1.1009g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 5.8ml.The yield of pyrolkigneous liquid
Improve 109%.
Embodiment ten
Step one, takes cedar sawdust 15g, and the cedar sawdust is ground into the particle that average grain diameter is 0.5mm.
Step 2, granular cedar sawdust is put into drying box and is dried, and drying temperature is 105 DEG C, drying time
It is 15~24h, drying time is 24h in the present embodiment.
Step 3, is put into pyrolysis reactor after dried cedar sawdust particle is dried into 10min again at 105 DEG C,
With the heating rate of 5 DEG C/min to 400 DEG C, charcoal is obtained.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 11.2ml, the density of pyrolkigneous liquid is
1.1298g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 8.8ml.The yield of pyrolkigneous liquid
Improve 27%.
Embodiment 11
Step one, it is mixed raw material to take apricot branch and each 10g of peach branch, and the mixed raw material is ground into average grain diameter
It is the particle of 0.5mm.
Step 2, granular mixed raw material is put into drying box and is dried, and drying temperature is 105 DEG C, is dried
Time is 15~24h, and drying time is 24h in the present embodiment.
Step 3, pyrolysis reactor is put into after dried mixed raw material particle is dried into 10min again at 105 DEG C
In, with the heating rate of 5 DEG C/min to 400 DEG C, obtain charcoal.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 16.6ml, the density of pyrolkigneous liquid is
1.1066g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 8.0ml.The yield of pyrolkigneous liquid
Improve 107%.
Embodiment 12
Step one, it is mixed raw material to take cedar sawdust 10g and cotton stalk branch 15g, and the mixed raw material is ground into average grain
Footpath is the particle of 0.5mm.
Step 2, granular mixed raw material is put into drying box and is dried, and drying temperature is 105 DEG C, is dried
Time is 15~24h, and drying time is 24h in the present embodiment.
Step 3, pyrolysis reactor is put into after dried mixed raw material particle is dried into 10min again at 105 DEG C
In, with the heating rate of 5 DEG C/min to 400 DEG C, obtain charcoal.In the present embodiment, the constant temperature when temperature reaches 200 DEG C
10min, hereafter often raises 50 DEG C of constant temperature 10min.
Step 4, in temperature-rise period, the gas in pyrolysis reactor is derived with the flow of 0.1~0.3L/min,
In the present embodiment, derivation flow is 0.2L/min.
Step 5, derived gas is condensed into liquid, and the liquid is collected, wooden vinegar stoste is obtained, in the present embodiment
In, the condenser used is length for the condenser pipe of 80mm, and the cooling water for having 1 DEG C outside condenser pipe are exchanged heat.
Step 6, wooden vinegar stoste is distilled at 100 DEG C, and after standing 10~12h, distillate is divided into three layers, and absorption
Interbed liquid.In the present embodiment, 10h is stood, intermediate layer liquid is drawn and is used siphonage.
Step 7, intermediate layer liquid is distilled again at 100~120 DEG C, obtains condensate liquid.In the present embodiment, then
The temperature of secondary distillation is 110 DEG C.
Step 8, to the charcoal powder that 3~7% are added in the condensate liquid for obtaining, is filtrated to get after refining after 12~18h of standing
Pyrolkigneous liquid.In the present embodiment, mass fraction refers to mass fraction of the charcoal powder in condensate liquid, the matter of the charcoal powder of addition
Amount fraction is 5%, and time of repose is 12h.
Obtained during above-mentioned charcoal it is refined after the yield of pyrolkigneous liquid be 19.1ml, the density of pyrolkigneous liquid is
1.1268g/ml.In conventional charcoal burning process obtain it is refined after the yield of pyrolkigneous liquid be 9.7ml.The yield of pyrolkigneous liquid
Improve 97%.
The effect of embodiment and effect
According to the above embodiments, because charcoal will be prepared while charcoal is prepared produces gas collection, condense and carry
The pure pyrolkigneous liquid that must be beaten after refining, not only makes the waste gas produced during charcoal be fully used, and nothing is also obtained
Murder by poisoning, safety and environmental protection, environment-friendly, widely used pyrolkigneous liquid, bring economical value, have promoted the hair of charcoal industry
Exhibition.
Above-mentioned implementation method is preferred case of the invention, is not intended to limit protection scope of the present invention.
Claims (8)
1. a kind of method that pyrolkigneous liquid is prepared during charcoal, it is characterised in that comprise the following steps：
Raw material are ground into particle, and the granular raw material are dried by step one；
Step 2, the granular raw material after drying are put into pyrolysis reactor, and carrying out heating with certain rule rises
Temperature obtains charcoal to 400 DEG C；
Step 3, in temperature-rise period, the gas in the pyrolysis reactor is derived with the flow of 0.1~0.3L/min；
Step 4, liquid is condensed into by the gas, and collects the liquid, obtains wooden vinegar stoste；
Step 5, distillate is obtained by the wooden vinegar stoste distillation, and after standing a period of time, the distillate is divided into three layers, inhales
Take intermediate layer liquid；
Step 6, the intermediate layer liquid is distilled again, the condensate liquid after being distilled；
Step 7, to the charcoal powder that mass fraction is 3~7% is added in the condensate liquid, after standing a period of time, is filtrated to get
Pyrolkigneous liquid after refined；
Wherein, the raw material in step one are the one to multiple kind of forestry such as peach branch, apricot branch, cotton stalk, bamboo scraps and cedar sawdust
Discarded object.
2. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, the density of the pyrolkigneous liquid after being refined in step 7 is 1~1.3g/ml.
3. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, in step one, the average grain diameter of the particle is 0.1~1mm.
4. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, in step one, drying temperature is 105 DEG C, and drying time is 15~24h.
5. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, in step 2, the certain rule of heating refers to be heated with the rate of heat addition of 5 DEG C/min, in temperature-rise period
In, hereafter the constant temperature 10min when temperature rises to 200~250 DEG C often raises 10~50 DEG C of constant temperature 10min.
6. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, in step 5, vapo(u)rizing temperature is 100 DEG C, and time of repose is 10~12 hours.
7. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, in step 6, vapo(u)rizing temperature is 100~120 DEG C again.
8. the method that pyrolkigneous liquid is prepared during charcoal according to claim 1, it is characterised in that：
Wherein, in step 7, time of repose is 12~18h.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108192651A (en) * | 2018-02-13 | 2018-06-22 | 平南县亿翔环保能源有限公司 | A kind of method that wood vinegar is prepared using eucalyptus |
| CN108203589A (en) * | 2018-02-13 | 2018-06-26 | 平南县亿翔环保能源有限公司 | A kind of method that wood vinegar is prepared using ramulus mori |
| CN108314473A (en) * | 2018-04-10 | 2018-07-24 | 北京三聚绿能科技有限公司 | A kind of method of wood vinegar and biomass coproduction Liquid Fertilizer and high-quality biological matter charcoal |
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| CN110804453A (en) * | 2019-11-28 | 2020-02-18 | 中国海洋大学 | Method for reducing antibiotic resistance genes in soil by using wood vinegar and application |
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| CN113072969A (en) * | 2021-04-19 | 2021-07-06 | 滁州市昌春木炭专业合作社 | Wood vinegar processing technology |
| CN113493698A (en) * | 2020-04-08 | 2021-10-12 | 蓝星(北京)化工机械有限公司 | Method for extracting pyroligneous acid by quickly treating condensate of carbonization furnace |
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| CN103849422A (en) * | 2014-03-28 | 2014-06-11 | 韩蕾 | Method for preparing pyroligneous liquor by using crop straws |
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| CN103849422A (en) * | 2014-03-28 | 2014-06-11 | 韩蕾 | Method for preparing pyroligneous liquor by using crop straws |
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| CN108192651A (en) * | 2018-02-13 | 2018-06-22 | 平南县亿翔环保能源有限公司 | A kind of method that wood vinegar is prepared using eucalyptus |
| CN108203589A (en) * | 2018-02-13 | 2018-06-26 | 平南县亿翔环保能源有限公司 | A kind of method that wood vinegar is prepared using ramulus mori |
| CN108314473A (en) * | 2018-04-10 | 2018-07-24 | 北京三聚绿能科技有限公司 | A kind of method of wood vinegar and biomass coproduction Liquid Fertilizer and high-quality biological matter charcoal |
| CN108383602A (en) * | 2018-04-10 | 2018-08-10 | 北京三聚绿能科技有限公司 | A kind of liquid fertilizer production method |
| CN110804453A (en) * | 2019-11-28 | 2020-02-18 | 中国海洋大学 | Method for reducing antibiotic resistance genes in soil by using wood vinegar and application |
| CN111662737A (en) * | 2019-11-28 | 2020-09-15 | 中国海洋大学 | Method for reducing antibiotic resistance genes in soil by using wood vinegar and application |
| CN111662737B (en) * | 2019-11-28 | 2021-09-07 | 中国海洋大学 | Application of pyroligneous liquor medium-temperature-section rectification component in reduction of antibiotic resistance gene contaminated soil |
| CN113493698A (en) * | 2020-04-08 | 2021-10-12 | 蓝星(北京)化工机械有限公司 | Method for extracting pyroligneous acid by quickly treating condensate of carbonization furnace |
| CN112831337A (en) * | 2021-01-05 | 2021-05-25 | 陈祖贵 | Preparation method of medicinal-grade pomegranate oil |
| CN113072969A (en) * | 2021-04-19 | 2021-07-06 | 滁州市昌春木炭专业合作社 | Wood vinegar processing technology |
| CN117417210A (en) * | 2023-12-15 | 2024-01-19 | 中国农业大学 | Preparation method of wood vinegar rice foliar spray fertilizer containing nano silicon dioxide, spray fertilizer and fertilizer application method |
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