CN108949207A - A kind of internal-combustion and-heating type biomass continuously carbonizing system and its production technology - Google Patents
A kind of internal-combustion and-heating type biomass continuously carbonizing system and its production technology Download PDFInfo
- Publication number
- CN108949207A CN108949207A CN201810896689.9A CN201810896689A CN108949207A CN 108949207 A CN108949207 A CN 108949207A CN 201810896689 A CN201810896689 A CN 201810896689A CN 108949207 A CN108949207 A CN 108949207A
- Authority
- CN
- China
- Prior art keywords
- gas
- combustion
- internal
- dry distillation
- heating type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
- C10B1/02—Stationary retorts
- C10B1/04—Vertical retorts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
- C10B57/10—Drying
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/002—Removal of contaminants
-
- 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 internal-combustion and-heating type biomass continuously carbonizing system, including internal-combustion and-heating type upright furnace and xyloid coal air purifying apparatus, upright furnace includes dryer section from top to bottom, dry distillation charring section, cooling section, the tracery wall two sides of cooling section are arranged radially multiple gas distribution grid below the gas port of tracery wall, the nearly gas port arrangement of gas distribution grid, and multiple gas-distributing channels are formed between gas port, the collection ballute battle array of dryer section passes through xyloid coal air purifying apparatus, gas mixer, the main airway of tracery wall, gas port, gas-distributing channel is communicated with gas distribution grid, production technology are as follows: raw material is first through dryer section, dry distillation charring section obtains dry distillation gas, dry distillation gas passes through collection ballute battle array again, gas cleaning device, which enters after gas mixer is mixed with air by 1.7~2.1: 1, rises to half flameless combustion of progress of dry distillation charring section.The design is applicable not only to the dry distillation charring of small particle material, and improves the calorific value of dry distillation gas and the yield of biomass carbon.
Description
Technical field
The invention belongs to biomass carbonated technical fields, and in particular to a kind of internal-combustion and-heating type biomass continuously carbonizing system
And its production technology.
Background technique
It is biomass carbonated to refer to using thermal chemical reaction principle, by biomass material (stalk: cotton, comb fiber crops, sunflower etc.
Vegetable stem, the biology of forestry three: forestry waste and wood machining residues and other) pass through certain technique processing, chemical
Reaction generates the process of product and byproduct.In carbonization process, extra moisture and volatile matter content is removed in biomass material,
Cellulose, hemicellulose, lignin etc. are partially exploded, not only available charcoal, at the same can also output fuel gas, can
The products such as condensed fluid (wood tar and wood vinegar).
Chinese patent: Authorization Notice No. CN205740890, the utility model patent in authorized announcement date on November 30th, 2016
A kind of continuous biomass charcoal gas combined production device is disclosed, is provided with feed inlet at the top of furnace body, bottom is provided with discharge port and unloads
Hopper, furnace body inner cavity are disposed with hothouse and carbonization chamber from top to bottom, are provided on the sidewall of the furnace body at the top of carbonization chamber
The gas feed being connected with furnace body inner cavity, gas feed is connected by air inlet pipe with the gas outlet of combustion chamber, in dump skip
The gas vent being connected with furnace body inner cavity is provided on side wall, gas vent is connected by pump-line with nozzle, nozzle
Nozzle head hermetically passing combustion chamber on through-hole after protrude into combustion chamber, air extractor is provided on pump-line, carbonize
Room bottom is provided with sieve tray, is separated between carbonization chamber and discharge port by sieve tray, and sieve tray is driven by driving device.Although
Its obtained fuel gas calorific value is up to 1250kcal/m3, but still have the following deficiencies:
1, the device is external combustion internally heated retort, and structure is complicated, and combustion chamber, burner need to be separately provided, and heats ignition difficulties；
2, the device is only applicable to the biomass material of larger particles (partial size is greater than 30mm), and the biology of 30mm is less than for partial size
Matter raw material, due to accumulate it is closely knit, gap is small, and gas permeability is very poor, high-temperature flue gas be difficult to penetrate it is material bed, so as to cause middle section
Raw material is difficult to carbonize, and influences the yield and quality of charcoal.
Summary of the invention
The purpose of the present invention is overcoming the above-mentioned problems in the prior art, provide a kind of suitable for little particle biomass
The internal-combustion and-heating type biomass continuously carbonizing system and its production technology of raw material charing.
In order to achieve the above object, technical scheme is as follows:
A kind of internal-combustion and-heating type biomass continuously carbonizing system, including internal-combustion and-heating type upright furnace, the internal-combustion and-heating type are upright
The inside of furnace includes the feed zone being from top to bottom sequentially communicated, dryer section, dry distillation charring section, cooling section, is set in the cooling section
It is equipped with tracery wall, the two sides of the tracery wall are arranged radially multiple gas distribution grid below the gas port of tracery wall, the gas distribution grid
Nearly gas port arrangement, and multiple gas-distributing channels are formed between gas port.
The gas distribution grid be laciniation or by multiple stainless steel grizzly bars by 5~10mm equidistantly being vertically arranged and
At, and the distance between adjacent described gas distribution grid are 100~300mm.
The system also includes gas cleaning device, collection ballute battle array, the collection ballute are provided at the top of the dryer section
The exhaust outlet of battle array passes sequentially through bridge tube, gas cleaning device, firing tunnel in coking furnace pipeline and communicates with the air inlet outer tube of gas mixer, institute
The air inlet inner tube for stating the coaxial arrangement of air inlet outer tube is communicated with air pipe line, and the exhaust outlet of gas mixer passes sequentially through tracery wall
Main airway, gas port communicates with the import of gas-distributing channel.
The gas cleaning device includes water seal plenum chamber, Wen Shita, rotating stream tray scrubber, gas fan, cyclone demister, institute
The inlet end for stating water seal plenum chamber is communicated with the exhaust end of bridge tube, and the exhaust end of water seal plenum chamber is successively via Wen's tower, eddy flow
Plate tower, gas fan, cyclone demister are communicated with the inlet end of firing tunnel in coking furnace pipeline.
The water seal plenum chamber, Wen's tower leakage fluid dram pass through No.1 recovery pipe and the wooden vinegar and wood tar clarified separation
Heat channel communicates, the rotating stream tray scrubber, gas fan, cyclone demister leakage fluid dram pass through No. two recovery pipes and the wooden vinegar and wood
Tar clarified separation cold trap communicates.
The dry distillation charring section is provided with several temperature thermocouples, and the temperature thermocouple is by internal-combustion and-heating type upright furnace
Furnace wall extend near the junction of the perpendicular bisector of adjacent gas distribution grid and the top surface of tracery wall；
The bottom of the internal-combustion and-heating type upright furnace is provided with the wood vinegar communicated with the bottom of cooling section and seals the slot that discharges of the coke.
A kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system, successively the following steps are included:
It is dry: to be first sent into raw material in internal-combustion and-heating type upright furnace by feed zone, then raw material enters dryer section and air heat carries
Body exchanges heat to complete drying, wherein the raw material is at least one of agriculture and forestry organic waste material, house refuse RDF；
Dry distillation charring and cooling: firstly, the raw material after dry enters dry distillation charring section by air heat under the effect of gravity
Carrier dry distillation charring is to obtain dry distillation gas and destructive distillation material, and then destructive distillation material after cooling section via discharging out of the furnace, while destructive distillation
Coal gas flows to dryer section with gas heat carrier, successively enters coal gas through collection ballute battle array, bridge tube after exchanging heat with the raw material of dryer section
Purification cooling treatment is carried out in purification device, purify part coal gas after cooling by after firing tunnel in coking furnace pipeline by air inlet outer tube into
Enter inside gas mixer, is uniformly mixed to form mixing in required ratio with the air for entering gas mixer via the air inlet inner tube
Gas, gaseous mixture pass sequentially through exchanged heat after main airway, gas port, gas-distributing channel, gas distribution grid with the carbonized material in cooling section again, then on
It rises between the bed of material of dry distillation charring section and carries out half flameless combustion, form gas heat carrier and the dry feedstock of dry distillation charring section is carried out
Dry distillation charring, wherein the volume ratio of the coal gas and air is 1.7~2.1: 1.
In drying steps, the granularity of the raw material is 3~120mm, and water content is 25% hereinafter, the drying temperature is
150~200 DEG C；
In dry distillation charring and cooling step, the temperature of the dry distillation charring is 250~650 DEG C.
The dry distillation charring and cooling step further include the operation of the wooden vinegar and wood tar recycling；
The wood vinegar and wood tar recycling refer to: during purifying cooling treatment, producing inside the water seal plenum chamber, Wen's tower
The mixture of the raw wooden vinegar and wood tar enters in the wooden vinegar and wood tar clarified separation heat channel via No.1 recovery pipe, the rotation
The mixture of the wooden vinegar and wood tar that flowing plate tower, gas fan, cyclone demister inside generate enters via No. two recovery pipes
In the wooden vinegar and wood tar clarified separation cold trap, isolated wood vinegar, wood tar.
The dry distillation charring and cooling step further include the preliminary working operation of destructive distillation material；
The preliminary working of the destructive distillation material refers to: destructive distillation material enters wood vinegar after being discharged by cooling section and seals the slot that discharges of the coke, through wood therein
It is used after vinegar liquid dipping as charcoal base manure head product.
Compared with prior art, the invention has the benefit that
1, a kind of internal-combustion and-heating type biomass continuously carbonizing system of the present invention includes internal-combustion and-heating type upright furnace, and internal-combustion and-heating type is straight
The inside of vertical furnace includes the feed zone being from top to bottom sequentially communicated, dryer section, dry distillation charring section, cooling section, setting in cooling section
There is tracery wall, the two sides of tracery wall are arranged radially multiple gas distribution grid below the gas port of tracery wall, the nearly gas port cloth of gas distribution grid
It sets, and forms multiple gas-distributing channels between gas port, the design is by arranging gas distribution grid in tracery wall two sides, and between gas port
Multiple gas-distributing channels are formed, the uniform of gas distribution is not only realized, but also the gas being discharged by gas port is penetrated in the horizontal direction
The small particle bed of material ensure that this internal-combustion and-heating type upright furnace can be applicable in solve the problems, such as the gas permeability of small particles material
In granularity the biomass material of 3~120mm dry distillation charring.Therefore, the present invention is suitable for granularity in the biology of 3~120mm
The dry distillation charring of matter material.
2, it is provided with collection ballute battle array at the top of dryer section in a kind of internal-combustion and-heating type biomass continuously carbonizing system of the present invention,
The exhaust outlet of the collection ballute battle array passes sequentially through outside the air inlet of bridge tube, gas cleaning device, firing tunnel in coking furnace pipeline and gas mixer
Pipe communicates, and the air inlet inner tube of air inlet outer tube coaxial arrangement is communicated with air pipe line, and the exhaust outlet of gas mixer successively leads to
Cross the main airway of tracery wall, gas port is communicated with the import of gas-distributing channel, in process of production, the destructive distillation generated during dry distillation charring
Coal gas can enter via bridge tube carries out purified treatment in gas cleaning device, purified part dry distillation gas is as dry distillation charring
Heat source, entered in gas mixer after being mixed according to a specific ratio with air by firing tunnel in coking furnace pipeline and rise to dry distillation charring
Half flameless combustion is carried out between the bed of material of section, forms gas heat carrier and dry distillation charring is carried out to the dry feedstock of dry distillation charring section, it should
Design using coal gas in furnace it is unburnt control oxygen heating method and coal gas and air first mix burn again in the way of, not only
It ensure that homogeneous heating, convenient temperature control, and the calorific value of dry distillation gas made to be greater than 1500kcal/m3, it is more than standard biologic matter
The yield of 40% or so of gasification gas calorific value, obtained biomass carbon is up to 30%~40%, gasifies much higher than standard biologic matter more
The 15%~25% of coproduction, while cycle time will be carbonized to 6~8 hours.Therefore, the present invention not only increases the heat of dry distillation gas
The yield of value and biomass carbon, and shorten the charing period.
Detailed description of the invention
Fig. 1 is structural block diagram of the invention.
Fig. 2 is the structural schematic diagram of internal-combustion and-heating type upright furnace in the embodiment of the present invention 1.
Fig. 3 is the side view of Fig. 2.
Fig. 4 is the structural schematic diagram of gas distribution grid in embodiment 6.
In figure:
Internal-combustion and-heating type upright furnace 1, feed zone 11, dryer section 12, dry distillation charring section 13, cooling section 14, tracery wall 15, main airway
151, gas-distributing channel 152, gas distribution grid 153, gas port 154, collection ballute battle array 16, gas cleaning device 2, water seal plenum chamber 21, Wen
Tower 22, rotating stream tray scrubber 23, gas fan 24, cyclone demister 25, bridge tube 3, firing tunnel in coking furnace pipeline 4, gas mixer 5, air inlet
Outer tube 51, the air inlet inner tube 52,61, No. two recovery pipes 62 of No.1 recovery pipe, the wooden vinegar and wood tar clarified separation heat channel 71, wood
Vinegar and wood tar clarified separation cold trap 72, wood vinegar seal discharge of the coke slot 8, temperature thermocouple 9；
Solid line direction is air-flow trend, and dotted line direction is the trend of liquid.
Specific embodiment
The present invention is described in further detail with specific embodiment for explanation with reference to the accompanying drawing.
Referring to Fig. 1 to Fig. 4, a kind of internal-combustion and-heating type biomass continuously carbonizing system, including internal-combustion and-heating type upright furnace 1,
The inside of the internal-combustion and-heating type upright furnace 1 includes the feed zone 11 being from top to bottom sequentially communicated, dryer section 12, dry distillation charring section
13, cooling section 14, are provided with tracery wall 15 in the cooling section 14, and the two sides of the tracery wall 15, which have been arranged radially, multiple is located at tracery wall
The gas distribution grid 153 of 15 154 lower section of gas port, the gas distribution grid 153 nearly gas port 154 arrangement, and the shape between gas port 154
At multiple gas-distributing channels 152.
The gas distribution grid 153 are laciniation or being equidistantly vertically arranged by 5~10mm by multiple stainless steel grizzly bars
It forms, and the distance between adjacent gas distribution grid 153 are 100~300mm.
The system also includes gas cleaning device 2, the top of the dryer section 12 is provided with collection ballute battle array 16, the collection
The exhaust outlet of ballute battle array 16 passes sequentially through the air inlet of bridge tube 3, gas cleaning device 2, firing tunnel in coking furnace pipeline 4 and gas mixer 5
Outer tube 51 communicates, and the air inlet inner tube 52 being coaxially disposed inside the air inlet outer tube 51 is communicated with air pipe line, gas mixer 5
Exhaust outlet passes sequentially through the main airway 151 of tracery wall 15, gas port 154 is communicated with the import of gas-distributing channel 152.
The gas cleaning device 2 includes water seal plenum chamber 21, Wen's tower 22, rotating stream tray scrubber 23, gas fan 24, whirlwind
The inlet end of demister 25, the water seal plenum chamber 21 is communicated with the exhaust end of bridge tube 3, and the exhaust end of water seal plenum chamber 21 is successively
It is communicated via Wen's tower 22, rotating stream tray scrubber 23, gas fan 24, cyclone demister 25 with the inlet end of firing tunnel in coking furnace pipeline 4.
The water seal plenum chamber 21, Wen's tower 22 leakage fluid dram pass through No.1 recovery pipe 61 and the wooden vinegar and wood tar is clear
Sorting is communicated from heat channel 71, the rotating stream tray scrubber 23, gas fan 24, cyclone demister 25 leakage fluid dram pass through No. two recycling
Pipeline 62 is communicated with the wooden vinegar and wood tar clarified separation cold trap 72.
The dry distillation charring section 13 is provided with several temperature thermocouples 9, and the temperature thermocouple 9 is straight by internal-combustion and-heating type
The furnace wall of vertical furnace 1 extends near the junction of the perpendicular bisector of adjacent gas distribution grid 153 and the top surface of tracery wall 15；
The bottom of the internal-combustion and-heating type upright furnace 1 is provided with the wood vinegar communicated with the bottom of cooling section 14 and seals the slot 8 that discharges of the coke.
A kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system, successively the following steps are included:
It is dry: to be first sent into raw material in internal-combustion and-heating type upright furnace 1 by feed zone 11, then raw material enters dryer section 12 and gas
Heat carrier exchanges heat to complete drying, wherein the raw material is at least one of agriculture and forestry organic waste material, house refuse RDF；
Dry distillation charring and cooling: firstly, the raw material after dry enters dry distillation charring section 13 by gas under the effect of gravity
Heat carrier dry distillation charring is to obtain dry distillation gas and destructive distillation material, and then destructive distillation material after cooling section 14 via discharging out of the furnace, simultaneously
Dry distillation gas flows to dryer section 12 with gas heat carrier, successively through collecting ballute battle array 16, bridge after exchanging heat with the raw material of dryer section 12
Pipe 3, which enters in gas cleaning device 2, carries out purification cooling treatment, purifies part coal gas after cooling and passes through firing tunnel in coking furnace pipeline 4
Entered inside gas mixer 5 by air inlet outer tube 51 afterwards, is pressed with the air for entering gas mixer 5 via the air inlet inner tube 52 required
Ratio is uniformly mixed and forms gaseous mixture, and gaseous mixture passes sequentially through main airway 151, gas port 154, gas-distributing channel 152, gas distribution grid again
It exchanges heat after 153 with the destructive distillation material in cooling section 14, then rises between the bed of material of dry distillation charring section 13 and carry out half flameless combustion, shape
Dry distillation charring is carried out at dry feedstock of the gas heat carrier to dry distillation charring section 13, wherein the volume ratio of the coal gas and air
It is 1.7~2.1: 1.
In drying steps, the partial size of the raw material is 3~120mm, and water content is 25% hereinafter, the drying temperature is
150~200 DEG C；
In dry distillation charring and cooling step, the temperature of the dry distillation charring is 250~650 DEG C.
The dry distillation charring and cooling step further include the operation of the wooden vinegar and wood tar recycling；
The wood vinegar and wood tar recycling refer to: during purifying cooling treatment, in the water seal plenum chamber 21, Wen's tower 22
The mixture of the wooden vinegar and wood tar that portion generates enters the wooden vinegar and wood tar clarified separation heat channel 71 via No.1 recovery pipe 61
It is interior, the rotating stream tray scrubber 23, gas fan 24, the wooden vinegar and wood tar that generate inside cyclone demister 25 mixture via two
Number recovery pipe 62 enters in the wooden vinegar and wood tar clarified separation cold trap 72, isolated wood vinegar, wood tar.
The dry distillation charring and cooling step further include the preliminary working operation of destructive distillation material；
The preliminary working of the destructive distillation material refers to: destructive distillation material enters wood vinegar after being discharged by cooling section 14 and seals the slot 8 that discharges of the coke, through therein
It is used after wood vinegar dipping as charcoal base manure head product.
The content of present invention is described as follows:
Raw material of the present invention can be the agriculture and forestry organic waste materials such as stalk, rice husk, peanut shell, weedtree, waste bamboo and/or house refuse
RDF, shape can be particle, briquetting or sheet (such as wood chip, bamboo chip), the utilization rate of raw material can be improved, reduction is produced into
This.Meanwhile apparatus of the present invention are larger to the moisture adaptation range of material, it can be achieved that the raw material less than 25% water content directly enters furnace.
As interior heating source, remaining coal gas can be used for ignition or coal gas hair for the dry distillation gas part that the present invention obtains
Electricity.Destructive distillation material can be directly used for coal-burning power plant, also can be processed into charcoal, active carbon, or seals the slot 8 that discharges of the coke through wood vinegar and impregnate
It is used afterwards as charcoal base manure head product.The wooden vinegar after clarified separation is for water seal plenum chamber 21, Wen's tower 22, rotating stream tray scrubber 23
And wood vinegar seals the recycling of slot 8 of the discharging of the coke, and also can be used as the use such as foliar fertilizer.
Gas-distributing channel 152: adjacent the distance between gas-distributing channel 152 is set in 100~300mm by the present invention, ensure that mixed
It closes gas to obtain more preferably penetrates effect in the horizontal direction, when practical application can determine according to the distribution of material size.
Drying steps: this step controls drying temperature at 150~200 DEG C, it is ensured that while material can be dehydrated not
It can chemically react.
Embodiment 1:
Referring to Fig. 1 to Fig. 3, a kind of internal-combustion and-heating type biomass continuously carbonizing system, including internal-combustion and-heating type upright furnace 1, coal gas
Purification device 2, the inside of the internal-combustion and-heating type upright furnace 1 include the feed zone 11 being from top to bottom sequentially communicated, dryer section 12,
Dry distillation charring section 13, cooling section 14, the top of the dryer section 12 are provided with collection ballute battle array 16, and the dry distillation charring section 13 is arranged
There are several temperature thermocouples 9, tracery wall 15 is provided in the cooling section 14, the gas cleaning device 2 includes water seal gas collection
Case 21, Wen's tower 22, rotating stream tray scrubber 23, gas fan 24, cyclone demister 25, the two sides of the tracery wall 15 have been arranged radially more
The gas distribution grid 153 of a 154 lower section of gas port positioned at tracery wall 15, the gas distribution grid 153 are laciniation, adjacent gas distribution grid
The distance between 153 be 200mm, and nearly gas port 154 is arranged, and multiple gas-distributing channels 152, institute are formed between gas port 154
The exhaust outlet for stating collection ballute battle array 16 passes sequentially through bridge tube 3, water seal plenum chamber 21, Wen's tower 22, rotating stream tray scrubber 23, gas fan
24, cyclone demister 25, firing tunnel in coking furnace pipeline 4 are communicated with the air inlet outer tube 51 of gas mixer 5, inside the air inlet outer tube 51
The air inlet inner tube 52 of coaxial arrangement is communicated with air pipe line, and the exhaust outlet of gas mixer 5 passes sequentially through the main airway of tracery wall 15
151, gas port 154 is communicated with the import of gas-distributing channel 152, the water seal plenum chamber 21, Wen's tower 22 leakage fluid dram pass through one
Number recovery pipe 61 is communicated with the wooden vinegar and wood tar clarified separation heat channel 71, the drain of the water seal plenum chamber 21, Wen's tower 22
Mouth is communicated by No.1 recovery pipe 61 with the wooden vinegar and wood tar clarified separation heat channel 71, the rotating stream tray scrubber 23, coal gas wind
Machine 24, cyclone demister 25 leakage fluid dram pass through No. two recovery pipes 62 and the wooden vinegar and 72 phase of wood tar clarified separation cold trap
Logical, the temperature thermocouple 9 is extended to the perpendicular bisector and tracery wall of adjacent gas distribution grid 153 by the furnace wall of internal-combustion and-heating type upright furnace 1
Near the junction of 15 top surface, the bottom of the internal-combustion and-heating type upright furnace 1 is additionally provided with to be communicated with the bottom of cooling section 14
Wood vinegar envelope discharge of the coke slot 8.
A kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system, successively follows the steps below:
It is dry: to be first sent into raw material in internal-combustion and-heating type upright furnace 1 by feed zone 11, then raw material enters dryer section 12 and gas
Heat carrier exchanges heat to complete drying, wherein the raw material is stalk particle, and partial size is 6~50mm, and water content 9% is described
Drying temperature is 200 DEG C；
Dry distillation charring and cooling: firstly, the raw material after dry enters dry distillation charring section 13 by gas under the effect of gravity
Heat carrier dry distillation charring enters wood vinegar after then destructive distillation material is discharged by cooling section 14 and seals to obtain dry distillation gas and destructive distillation material
Discharge of the coke slot 8, uses after wood vinegar therein dipping as charcoal base manure head product, while dry distillation gas is with gas heat carrier stream
To dryer section 12, with after the raw material heat exchange of dryer section 12 successively through collection ballute battle array 16, bridge tube 3 sequentially enter water seal plenum chamber 21,
Wen's tower 22, gas fan 24, carries out purification cooling treatment in cyclone demister 25 at rotating stream tray scrubber 23, purifies portion after cooling
Divide coal gas by being entered inside gas mixer 5 after firing tunnel in coking furnace pipeline 4 by air inlet outer tube 51, enters with via the air inlet inner tube 52
The air of gas mixer 5 is uniformly mixed in required ratio and forms gaseous mixture, and gaseous mixture passes sequentially through main airway 151, air guide again
It exchanges heat after hole 154, gas-distributing channel 152, gas distribution grid 153 with the destructive distillation material in cooling section 14, then rises to dry distillation charring section 13
Half flameless combustion is carried out between the bed of material, forms gas heat carrier and dry distillation charring, water seal are carried out to the dry feedstock of dry distillation charring section 13
The mixture of the wooden vinegar and wood tar that generate inside plenum chamber 21, Wen's tower 22 enters the wooden vinegar and wood via No.1 recovery pipe 61
In tar clarified separation heat channel 71, rotating stream tray scrubber 23, gas fan 24, the wooden vinegar and wood tar generated inside cyclone demister 25
Mixture enter in the wooden vinegar and wood tar clarified separation cold trap 72 via No. two recovery pipes 62, isolated wood vinegar, wood are burnt
Oil, wherein the temperature of the dry distillation charring is 550 DEG C, and the volume ratio of the coal gas and air is 1.8: 1.
Embodiment 2:
Difference from example 1 is that:
The raw material is stalk briquette, and granularity 32mm, water content 17%, the drying temperature is 190 DEG C.
Embodiment 3:
Difference from example 1 is that:
The raw material is peanut shell, and granularity is 8~30mm, and water content 22%, the drying temperature is 188 DEG C；
Embodiment 4:
Difference from example 1 is that:
The raw material is bamboo chip, and granularity is 20~100mm, and water content 25%, the drying temperature is 180 DEG C.
Embodiment 5:
Difference from example 1 is that:
The raw material is house refuse RDF, and granularity is 6~50mm, and water content 12%, the drying temperature is 195 DEG C.
Embodiment 6:
Referring to fig. 4, difference from example 1 is that:
The gas distribution grid 153 being equidistantly vertically arranged by 5mm by multiple stainless steel grizzly bars.
Embodiment 7:
Referring to fig. 4, with embodiment 6 the difference is that:
The temperature of the dry distillation charring is 500 DEG C, and the volume ratio of the wood gas and air is 2.0: 1.
Claims (10)
1. a kind of internal-combustion and-heating type biomass continuously carbonizing system, it is characterised in that:
The system comprises internal-combustion and-heating type upright furnace (1), the inside of the internal-combustion and-heating type upright furnace (1) includes from top to bottom
Feed zone (11), dryer section (12), dry distillation charring section (13), the cooling section (14) being sequentially communicated, the cooling section (14) is interior to be set
It is equipped with tracery wall (15), the two sides of the tracery wall (15) are arranged radially multiple below the gas port (154) of tracery wall (15)
Gas distribution grid (153), nearly gas port (154) arrangement of the gas distribution grid (153), and multiple points of gas are formed between gas port (154)
Road (152).
2. a kind of internal-combustion and-heating type biomass continuously carbonizing system according to claim 1, it is characterised in that: the gas distribution
Grid (153) are laciniation or being vertically arranged by multiple stainless steel grizzly bars by the equidistant of 5~10mm, and adjacent cloth
The distance between gas grid (153) are 100~300mm.
3. a kind of internal-combustion and-heating type biomass continuously carbonizing system according to claim 1 or 2, it is characterised in that: described
System further includes gas cleaning device (2), and collection ballute battle array (16), the collection ballute battle array are provided at the top of the dryer section (12)
(16) exhaust outlet passes sequentially through bridge tube (3), gas cleaning device (2), firing tunnel in coking furnace pipeline (4) and gas mixer (5)
Air inlet outer tube (51) communicates, and the air inlet inner tube (52) being coaxially disposed inside the air inlet outer tube (51) is communicated with air pipe line, gas
The exhaust outlet of body mixer (5) passes sequentially through main airway (151), gas port (154), gas-distributing channel (152) and the cloth of tracery wall (15)
Gas grid (153) communicate.
4. a kind of internal-combustion and-heating type biomass continuously carbonizing system according to claim 3, it is characterised in that: the coal gas
Purification device (2) includes water seal plenum chamber (21), Wen's tower (22), rotating stream tray scrubber (23), gas fan (24), cyclone demister
(25), the inlet end of the water seal plenum chamber (21) is communicated with the exhaust end of bridge tube (3), the exhaust end of water seal plenum chamber (21) according to
It is secondary via Wen's tower (22), rotating stream tray scrubber (23), gas fan (24), cyclone demister (25) and firing tunnel in coking furnace pipeline (4)
Inlet end communicates.
5. a kind of internal-combustion and-heating type biomass continuously carbonizing system according to claim 4, it is characterised in that: the water seal
Plenum chamber (21), Wen's tower (22) leakage fluid dram pass through No.1 recovery pipe (61) and the wooden vinegar and wood tar clarified separation heat channel
(71) communicate, the rotating stream tray scrubber (23), gas fan (24), cyclone demister (25) leakage fluid dram pass through No. two recovery tubes
Road (62) is communicated with the wooden vinegar and wood tar clarified separation cold trap (72).
6. a kind of internal-combustion and-heating type biomass continuously carbonizing system according to claim 1 or 2, it is characterised in that:
The dry distillation charring section (13) is provided with several temperature thermocouples (9), the temperature thermocouple 9) by internal-combustion and-heating type
The furnace wall of upright furnace (1) extends near the junction of the perpendicular bisector of adjacent gas distribution grid (153) and the top surface of tracery wall (15)；
The bottom of the internal-combustion and-heating type upright furnace (1) is provided with the wood vinegar communicated with the bottom of cooling section (14) and seals the slot that discharges of the coke
(8)。
7. a kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system described in claim 1, it is characterised in that:
The system also includes gas cleaning device (2), collection ballute battle array (16) is provided at the top of the dryer section (12), it is described
The exhaust outlet of collection ballute battle array (16) passes sequentially through bridge tube (3), gas cleaning device (2), firing tunnel in coking furnace pipeline (4) and gas mixing
The air inlet outer tube (51) of device (5) communicates, the air inlet inner tube (52) and air pipe line being coaxially disposed inside the air inlet outer tube (51)
It communicates, the exhaust outlet of gas mixer (5) passes sequentially through the main airway (151), gas port (154) and gas-distributing channel of tracery wall (15)
(152) import communicates；
The production technology successively the following steps are included:
It is dry: to be first sent into raw material in internal-combustion and-heating type upright furnace (1) by feed zone (11), then raw material enters dryer section (12)
It exchanges heat with gas heat carrier to complete drying, wherein the raw material is at least one of agriculture and forestry organic waste material, house refuse RDF；
Dry distillation charring and cooling: firstly, the raw material after dry enters dry distillation charring section (13) by gas under the effect of gravity
Body heat carrier dry distillation charring is to obtain dry distillation gas and destructive distillation material, and then destructive distillation material is after cooling section (14) via discharging out of the furnace,
Dry distillation gas flows to dryer section (12) with gas heat carrier simultaneously, with after the raw material heat exchange of dryer section (12) successively through collecting ballute
Battle array (16), bridge tube (3), which enter in gas cleaning device (2), carries out purification cooling treatment, purifies part coal gas after cooling and passes through
Enter gas mixer (5) inside by air inlet outer tube (51) after firing tunnel in coking furnace pipeline (4), enters gas with via the air inlet inner tube (52)
The air of body mixer (5) is uniformly mixed in required ratio and forms gaseous mixture, and gaseous mixture passes sequentially through main airway (151) again, leads
Stomata (154), gas-distributing channel (152), gas distribution grid (153) exchange heat with the destructive distillation material in cooling section (14) afterwards, then rise to destructive distillation
Half flameless combustion is carried out between the bed of material of charing section (13), forms gas heat carrier and the dry feedstock of dry distillation charring section (13) is carried out
Dry distillation charring, wherein the volume ratio of the coal gas and air is 1.7~2.1: 1.
8. a kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system according to claim 7, feature exist
In:
In drying steps, the granularity of the raw material is 3~120mm, and water content is 25% hereinafter, the drying temperature is 150
~200 DEG C；
In dry distillation charring and cooling step, the temperature of the dry distillation charring is 250~650 DEG C.
9. a kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system according to claim 7, feature exist
In:
The gas cleaning device (2) includes water seal plenum chamber (21), Wen's tower (22), rotating stream tray scrubber (23), gas fan
(24), the inlet end of cyclone demister (25), the water seal plenum chamber (21) is communicated with the exhaust end of bridge tube (3), water seal gas collection
The exhaust end of case (21) successively via Wen's tower (22), rotating stream tray scrubber (23), gas fan (24), cyclone demister (25) and returns
The inlet end of producer gas pipeline (4) communicates；
The water seal plenum chamber (21), Wen's tower (22) leakage fluid dram pass through No.1 recovery pipe (61) and the wooden vinegar and wood tar
Clarified separation heat channel (71) communicates, and the rotating stream tray scrubber (23), gas fan (24), the leakage fluid dram of cyclone demister (25) are logical
No. two recovery pipes (62) are crossed to communicate with the wooden vinegar and wood tar clarified separation cold trap (72)；
The dry distillation charring and cooling step further include the operation of the wooden vinegar and wood tar recycling；
The wood vinegar and wood tar recycling refer to: during purifying cooling treatment, the water seal plenum chamber (21), Wen Shita
(22) mixture of the internal wooden vinegar generated and wood tar enters the wooden vinegar and wood tar clarification point via No.1 recovery pipe (61)
From in heat channel (71), the rotating stream tray scrubber (23), gas fan (24), the internal wooden vinegar generated of cyclone demister (25) and wood are burnt
The mixture of oil enters in the wooden vinegar and wood tar clarified separation cold trap (72) via No. two recovery pipes (62), isolated wood
Vinegar, wood tar.
10. a kind of production technology of internal-combustion and-heating type biomass continuously carbonizing system according to claim 7, feature exist
In:
The bottom of the internal-combustion and-heating type upright furnace (1) is provided with the wood vinegar communicated with the bottom of cooling section (14) and seals the slot that discharges of the coke
(8)；
The dry distillation charring and cooling step further include the preliminary working operation of destructive distillation material；
The preliminary working of the destructive distillation material refers to: destructive distillation material enters wood vinegar envelope and discharges of the coke slot (8) after being discharged by cooling section (14) bottom,
It is used after wood vinegar therein dipping as charcoal base manure head product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810896689.9A CN108949207A (en) | 2018-08-08 | 2018-08-08 | A kind of internal-combustion and-heating type biomass continuously carbonizing system and its production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810896689.9A CN108949207A (en) | 2018-08-08 | 2018-08-08 | A kind of internal-combustion and-heating type biomass continuously carbonizing system and its production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108949207A true CN108949207A (en) | 2018-12-07 |
Family
ID=64468953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810896689.9A Pending CN108949207A (en) | 2018-08-08 | 2018-08-08 | A kind of internal-combustion and-heating type biomass continuously carbonizing system and its production technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108949207A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109675921A (en) * | 2019-01-11 | 2019-04-26 | 浙江亿可利环保科技有限公司 | The continuous direct thermal desorption system of organic polluted soil and its thermal desorption method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1966612A (en) * | 2006-10-30 | 2007-05-23 | 陕西省神木县三江煤化工有限责任公司 | Low-temperature coal carbonization manufacturing technique |
| CN101412915A (en) * | 2008-11-21 | 2009-04-22 | 中国林业科学研究院林产化学工业研究所 | Interior heating type method for continuously preparing coal gas by pyrolysis and gasification of biomass and pyrolysis gasification furnace |
| CN208829594U (en) * | 2018-08-08 | 2019-05-07 | 陈伟 | A kind of internal-combustion and-heating type biomass continuously carbonizing system |
-
2018
- 2018-08-08 CN CN201810896689.9A patent/CN108949207A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1966612A (en) * | 2006-10-30 | 2007-05-23 | 陕西省神木县三江煤化工有限责任公司 | Low-temperature coal carbonization manufacturing technique |
| CN101412915A (en) * | 2008-11-21 | 2009-04-22 | 中国林业科学研究院林产化学工业研究所 | Interior heating type method for continuously preparing coal gas by pyrolysis and gasification of biomass and pyrolysis gasification furnace |
| CN208829594U (en) * | 2018-08-08 | 2019-05-07 | 陈伟 | A kind of internal-combustion and-heating type biomass continuously carbonizing system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109675921A (en) * | 2019-01-11 | 2019-04-26 | 浙江亿可利环保科技有限公司 | The continuous direct thermal desorption system of organic polluted soil and its thermal desorption method |
| CN109675921B (en) * | 2019-01-11 | 2023-09-05 | 浙江亿可利环保科技有限公司 | Continuous organic contaminated soil direct thermal desorption system and thermal desorption method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104787762B (en) | The method and system of water-bearing organic pyrolysis production activated carbon | |
| CN204265698U (en) | A kind of biomass charing device | |
| CN101747943B (en) | Method by utilizing livestock manure to produce hydrogenous gas and other products in a step-by-step thermal decomposition way and device | |
| CN104342178A (en) | Biomass carbonizing method and biomass carbonizing device | |
| CN103074093B (en) | Integral process and system for directly drying and pyrolyzing lignite | |
| CN104087340A (en) | Waste pyrolysis system with adjustable oil, gas and carbon and method | |
| CN106433712A (en) | Rotary biochar and gas co-production technology adopting continuous pyrolysis of biomass | |
| CN102220150B (en) | Method for preparing high-quality gas by biomass pyrolysis desulphurization and decarbonization | |
| CN208829594U (en) | A kind of internal-combustion and-heating type biomass continuously carbonizing system | |
| CN206127211U (en) | Continuous pyrolysis and carbonization device of living beings | |
| CN102249225B (en) | System using biomass for heat supply for producing activated carbon by fly ash | |
| CN203487080U (en) | Internal heated vertical retort | |
| CN108342211A (en) | A kind of novel biomass pyrolysis comprehensive utilization process and system | |
| CN204607940U (en) | The system of combustible gas is produced in domestic garbage pyrolysis gasification | |
| CN101665704A (en) | Rapid and large-scale method for producing biofuel | |
| CN108949207A (en) | A kind of internal-combustion and-heating type biomass continuously carbonizing system and its production technology | |
| CN205640923U (en) | System for segmentation of heat accumulation formula revolving bed utilizes carbonaceous organic material thermal decomposition product | |
| CN204369820U (en) | Biomass gasifying furnace waste heat comprehensive utilization system | |
| CN216786049U (en) | Device for preparing charcoal by biomass pyrolysis | |
| CN102260507A (en) | External heating type biomass pyrolysis gasifying furnace and method for preparing charcoal through continuous pyrolysis gasification | |
| CN202865166U (en) | Dry distillation carbonization furnace with flue pipes | |
| CN202116507U (en) | Production system for double activated carbon | |
| CN104479742A (en) | Biomass fuel preparation system | |
| CN114196425A (en) | Process method and device for preparing charcoal by biomass pyrolysis | |
| CN204369821U (en) | There is the biomass gasifying furnace that secondary tar filters |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |