CN110129076A - A kind of biomass low temperature charcoal gas combined production device, biomass low temperature charcoal vapour combined production device and biomass low temperature charcoal vapour co-production - Google Patents
A kind of biomass low temperature charcoal gas combined production device, biomass low temperature charcoal vapour combined production device and biomass low temperature charcoal vapour co-production Download PDFInfo
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- CN110129076A CN110129076A CN201910327930.0A CN201910327930A CN110129076A CN 110129076 A CN110129076 A CN 110129076A CN 201910327930 A CN201910327930 A CN 201910327930A CN 110129076 A CN110129076 A CN 110129076A
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- 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
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
-
- 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
- C10B57/14—Features of low-temperature carbonising processes
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
- C10J3/56—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/723—Controlling or regulating the gasification process
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/86—Other features combined with waste-heat boilers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
Abstract
The invention belongs to field of renewable energy technology more particularly to a kind of biomass low temperature charcoal gas combined production devices and a kind of biomass low temperature charcoal gas combined production device and charcoal vapour co-production.The biomass low temperature charcoal gas combined production device includes charging gear, fluidized bed charcoal gas coproduction furnace body, biomass carbon reheat machine, gas-solid separating device, air blower and biomass carbon cooling and collection device.The biomass low temperature charcoal vapour combined production device further includes waste heat boiler and flue gas blower in addition to including all devices of biomass low temperature charcoal gas combined production device.The present invention has the advantages that the biomass carbon quality of output is high, biomass material pyrolysis temperature is low etc..
Description
Technical field
The invention belongs to field of renewable energy technology more particularly to a kind of biomass low temperature charcoal gas combined production devices, biology
Matter low temperature charcoal vapour combined production device and biomass low temperature charcoal vapour co-production.
Background technique
Take the modes such as direct combustion power generation and pyrolysis to handle stalk raw materials at present more, however the calorific value of stalk
Lower, moisture content is high, and broad range of feedstock stores up fortune higher cost, and direct combustion power generation project is limited by raw material compiling costs and scale
Smaller, the alkali metal for causing direct combustion power generation project efficiency lower, and containing in stalk can will also result in flue gas corrosion boiler
SCR catalyst poisoning in smoke processing system, to keep the minimum discharge cost of biomass electric power plant atmosphere pollution excessively high.When
Before, the subsidy of biomass direct combustion power generation project operation profit heavy dependence State Grid.Biomass charcoal gas co-production technology is compared to straight
For combustion mode, not only more environment-friendly high-efficiency, but also can also the available resources such as output biomass carbon, combustion gas or steam, at one stroke
More, Project Economy Benefit is significant.Wherein, charcoal is biomass organic material in anoxic or anoxybiotic environment, hot cracked
The solid product generated afterwards, it is widely used, it can not only be used for the high-quality energy, also can be used as reducing agent, be alternatively arranged as soil and change
Good dose, fertilizer slow release carrier and carbon dioxide sequestration agent.
Existing biomass charcoal gas co-production technology mainly has self-heating type thermal decomposition gasification technology and external-heat retorting technique.
Currently, external-heat retorting technique there is system effectivenesies lower, equipment fluctuation of service, enlargement be difficult, combustion gas
The problems such as utilization rate is low.
Self-heating type thermal decomposition gasification technology selects fixed bed charcoal gas coproduction furnace or bubble flow usually using air as gasifying agent
Change the charcoal gas coproduction that bed charcoal gas coproduction furnace realizes biomass material.Requirement of the conventional fixed bed charcoal gas coproduction furnace to raw material compared with
Height carries a certain amount of liquid tar in the combustion gas of generation, affects the utilization of combustion gas, while the scaling loss of charcoal is tighter
Weight；Conventional bubbling fluidized bed charcoal gas coproduction furnace is lower to raw material type requirement, and tar is in gaseous state in the combustion gas of generation, can pass through
The mode that hot combustion gas is directly burnt prevents influence of the tar to rear system, but charcoal furnace high-temperature area residence time compared with
Short, the charcoal inferior quality of generation or residence time are too long, and charcoal scaling loss is serious or fluidized bed furnace body height mistake
Height, equipment investment are excessive.
Summary of the invention
The technical problem to be solved by the present invention is to provide to overcome the shortcomings of to mention in background above technology and defect
A kind of biomass low temperature charcoal gas combined production device, including charging gear, fluidized bed charcoal gas coproduction furnace body, biomass carbon hot charging again
It sets, gas-solid separating device and air blower, the biomass carbon reheat machine is placed in inside fluidized bed charcoal gas coproduction furnace body, described
Fluidized bed charcoal gas coproduction furnace body is connected with charging gear, air blower and biomass carbon reheat machine respectively, and biomass carbon is again
It is connected at the top of thermal with gas-solid separating device input end.
The major technique thinking of the technical solution is to increase biomass carbon reheating in fluidized bed charcoal gas coproduction furnace body
Device, using the heat in fluidized bed charcoal gas coproduction furnace body, the biomass carbon generated to pyrolysis is further heated, can
The quality of the biomass carbon of output is promoted, and gas-solid separating device is then collected that more containing flying dust, particle is smaller, inferior quality
Charcoal also can be reduced influence of the flying dust to follow up device.The final output of the technical solution is combustion gas and biomass carbon.
As a preferred embodiment of the above technical solution, the biomass carbon reheat machine can be cyclone separator structure.It is former
Because be high-temperature fuel gas that cyclone separator structure can generate pyrolysis and its carrying particle is larger, the higher biomass of quality
Charcoal is separated, and is allowed biomass carbon to fall into and is continued to be heated in device, and the content of fugitive constituent in biomass carbon is further reduced, and is promoted
Biomass carbon quality.
As a preferred embodiment of the above technical solution, the settable breathing space in biomass carbon reheat machine lower part, under breathing space
Portion can connect vertical tube.The purpose that vertical tube and breathing space is arranged is to increase stop of the biomass carbon in biomass carbon reheat machine
Time further promotes the output quality of biomass carbon.
As a preferred embodiment of the above technical solution, bubbling fluidized bed can be selected in the fluidized bed charcoal gas coproduction furnace body.It is former
Because be bubbling fluidized bed reaction temperature field uniformly, low temperature, movement-less part in furnace, failure rate is low.Compared with fixed bed, to entering furnace
The requirement of raw material is lower.In addition, bubbling fluidized bed is selected to be suitable for being attached with subsequent bio matter charcoal reheat machine.
To overcome the shortcomings of to mention in background above technology and defect, the present invention also provides a kind of biomass low temperature charcoal vapour connection
Device is produced, including the biomass low temperature charcoal gas combined production device and waste heat boiler and flue gas wind in above-mentioned any one technical solution
The flue of machine, the waste heat boiler is connected by flue gas blower with fluidized bed charcoal gas coproduction furnace body bottom gas inlet end
It connects, the gas access end of waste heat boiler is connected with gas-solid separating device gas outlet end.
The main thought of the technical solution is to convert steam by waste heat boiler for the combustion gas of output and be transmitted back to fluidisation
Play the role of temperature adjustment and auxiliary biomass carbon conveying in bed charcoal gas coproduction furnace body and biomass carbon reheat machine, to improve dress
The utilization efficiency of the energy and substance set.The final output of the technical solution is steam and biomass carbon.
As a preferred embodiment of the above technical solution, which may also include adiabatic combustion device,
The fuel gas inlet end of the adiabatic combustion device is connected with gas-solid separating device gas outlet end, and adiabatic combustion device gas goes out
Mouth end is connected with the gas access end of waste heat boiler, can also be integrated to one with waste heat boiler.Adiabatic combustion device is set
Purpose be, to be mixed with flue gas or steam combustion gas carry out adiabatic combustion, solution cause since system is passed through flue gas or steam
The unstable problem of the fuel gas buring of quality decline improves the efficiency of combustion of system run all right and combustion gas.
As a preferred embodiment of the above technical solution, several gas nozzles, gas spray can be set on the vertical tube and breathing space
Mouth is connected with flue gas blower and waste heat boiler.The gas nozzle being connected with flue gas blower and waste heat boiler is set, it is ensured that biology
Matter charcoal will not accumulated plugging pipeline, while also take full advantage of at waste heat boiler generate carrying heat flue gas, steam, improve
The Material and energy utilization efficiency of whole device.
As a preferred embodiment of the above technical solution, the fluidized bed biomass carbon gas coproduction furnace body, middle and top part are set
It is equipped with temperature adjustment speed regulation nozzle, temperature adjustment speed regulation nozzle is connected with flue gas blower, air blower and waste heat boiler.Purpose of design exists at this
In using carrying out afterburning temperature adjustment and speed regulation in cross-ventilation bed charcoal gas coproduction furnace body, or makes full use of and produced at waste heat boiler
Raw flue gas, steam progress Physical temperature-lowering and speed regulation.
To overcome the shortcomings of to mention in background technique and defect, the present invention propose a kind of biomass low temperature charcoal vapour coproduction side
Method, comprising the following steps:
The device that this method uses include: charging gear, fluidized bed charcoal gas coproduction furnace body, biomass carbon reheat machine,
Gas-solid separating device, adiabatic combustion device, waste heat boiler, air blower, gas nozzle, biomass carbon cooling and collection device, cigarette
Gas blower, breathing space, vertical tube, temperature adjustment adjust the speed nozzle；Wherein fluidized bed charcoal gas coproduction furnace body feed(raw material)inlet end and charging gear
Be connected, bottom is connected with biomass carbon cooling and collection device and air blower, in the middle part of fluidized bed charcoal gas coproduction furnace body and on
Portion is provided with temperature adjustment speed regulation nozzle, is internally provided with biomass carbon reheat machine；Temperature adjustment adjust the speed nozzle respectively with air blower and remaining
The flue and jet chimney of heat boiler are connected；Biomass carbon reheat machine lower part is provided with breathing space, and breathing space lower part connects
Be connected to vertical tube, be provided with several gas nozzles on vertical tube and breathing space, gas nozzle respectively with the flue of waste heat boiler and
Jet chimney is connected；Fluidized bed charcoal gas coproduction furnace body gas outlet end is connect with biomass carbon reheat machine arrival end；Biology
The gas outlet end of matter charcoal reheat machine is connected with gas-solid separating device arrival end；Gas-solid separating device gas outlet end and insulation
Burner fuel gas inlet end is connected；Adiabatic combustion device gas outlet end is connected with waste heat boiler；Exhaust-heat boiler flue gas pipe
Road is connected by flue gas blower with fluidized bed charcoal gas coproduction furnace body bottom gas inlet end, the gas access end of waste heat boiler
It is connected with gas-solid separating device gas outlet end；
1) bed material and biomass material are by charging gear addition fluidized bed charcoal gas coproduction furnace, in air, steam and flue gas
Blending agent fluidization under pyrolytic gasification occurs with furnace high-temperature bed material react, generation biological fuel gas and biomass
Charcoal, biological fuel gas carry biomass carbon and enter biomass carbon reheat machine, complete gas solid separation；
2) combustion gas goes to gas-solid separator through biomass carbon reheat machine gas vent, further carries in separation combustion gas
Biomass carbon, then combustion gas is sent to adiabatic combustion device and carries out adiabatic combustion, and the flue gas for generation of burning goes to waste heat boiler realization
The steam of after-flame and UTILIZATION OF VESIDUAL HEAT IN, waste heat boiler production is sent to heat utilization system；
3) biomass carbon continues to be heated after the collection of biomass carbon reheat machine, then fills through biomass carbon cooling and collection
It sets and is cooled down and collected.
As the preferred of the above method, the fluidized bed charcoal gas coproduction furnace body interior reaction temperature control is 400 DEG C~750
DEG C, 1.5~4m/s of fluidizing velocity in the fluidized bed charcoal gas coproduction furnace body, the flue gas and steam temperature from waste heat boiler
For degree at 180 DEG C~350 DEG C, residence time of the biomass carbon at biomass carbon reheat machine vertical tube is 15s~6min.
As the preferred of the above method, the biomass material includes all kinds of agricultural crop straws, forestry waste, and partial size≤
8cm, moisture content≤40%.
As the preferred of the above method, the optional Ceramic Balls of bed material or other wear-resisting bed materials, partial size be in 0.2mm~
Between 3mm.
In conclusion compared with the prior art, the advantages of the present invention are as follows:
1, the present invention can make full use of fluidized bed in fluidized bed charcoal gas coproduction furnace body built-in biological matter charcoal reheat machine
Heat in charcoal gas coproduction furnace body, increases the pyrolysis time of biomass carbon, further decreases the content of volatile matter in biomass carbon,
The quality for improving biomass carbon, finally obtains the biomass carbon of high-quality, bulky grain.
2, the present invention selects bubbling fluidized bed, guarantees low temperature and active fluidization when the reaction of charcoal gas coproduction furnace body, realizes
The low temperature pyrogenation of biomass material.
3, the present invention selects the combination of adiabatic combustion device and waste heat boiler, and combustion gas carries out preliminary by adiabatic combustion device
Burning, the flue gas for generation of burning, which carries heat and enters waste heat boiler together with imperfect combustion combustion gas, further to be fired
It burns, solves the problems, such as that being passed through flue gas or steam due to system causes the fuel gas buring of quality decline unstable, while can also benefit
Cooled down and adjusted the speed in the steam and smoke convection bed charcoal gas coproduction furnace body exported with waste heat boiler.
4, the present invention realizes biomass material serialization and prepares biomass carbon.
5, the present invention provides a kind of new method for the processing of the high yellow stalk raw materials of alkali metal content, such raw material exists
During charcoal vapour coproduction, alkali metal can remain in straw charcoal, effectively prevent the high temperature corrosion and utilization of subsequent boiler
Alkali metal poisoning when SCR denitration.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of continuous biomass charcoal gas combined production device of the invention.
Marginal data
1, charging gear；2, fluidized bed charcoal gas coproduction furnace body；3, biomass carbon reheat machine；4, gas-solid separating device；
5, adiabatic combustion device；6, waste heat boiler；7, air-introduced machine；8, air blower；9, gas nozzle；10, biomass carbon is cooling and collects
Device；11, flue gas blower；12, breathing space；13, vertical tube；14, temperature adjustment adjusts the speed nozzle.
Specific embodiment
To facilitate the understanding of the present invention, the present invention is made below in conjunction with Figure of description and preferred embodiment more complete
Face meticulously describes, but the protection scope of the present invention is not limited to the following specific embodiments.
It should be strongly noted that when to be described as " be fixed on, be fixed in, be connected to or be connected to " another for a certain element
When on element, it can be directly fixed, affixed, connection or is connected on another element, be also possible to by connecting among other
Fitting is indirectly fixed, affixed, connects or is connected on another element.
Unless otherwise defined, all technical terms used hereinafter and the normally understood meaning of those skilled in the art
It is identical.Technical term used herein is intended merely to the purpose of description specific embodiment, is not intended to the limitation present invention
Protection scope.
Unless otherwise specified, various raw material, reagent, the instrument and equipment etc. used in the present invention can pass through city
Field is commercially available or can be prepared by existing method.
Embodiment 1: as shown in a kind of biomass low temperature charcoal vapour combined production device structural schematic diagram of Fig. 1, which includes giving
Expect device 1, fluidized bed charcoal gas coproduction furnace body 2, biomass carbon reheat machine 3, gas-solid separating device 4, adiabatic combustion device 5,
Waste heat boiler 6, air-introduced machine 7, air blower 8, gas nozzle 9, biomass carbon cooling and collection device 10, flue gas blower 11, expansion
Area 12, vertical tube 13, temperature adjustment adjust the speed nozzle 14.
Fluidized bed charcoal gas coproduction furnace body 2 (bubbling fluidized bed is used in the present embodiment) is connected with charging gear 1, bottom
It is connected to cooling biomass carbon and collection device 10 and air blower 8, is provided with tune in the middle and top part of fluidized bed charcoal gas coproduction furnace body 2
Temperature speed regulation nozzle 14 is internally provided with biomass carbon reheat machine 3；Temperature adjustment speed regulation nozzle 14 is connected with air blower 8；Biomass
3 lower part of charcoal reheat machine is provided with breathing space 12, and 12 lower part of breathing space is connected with vertical tube 13, is arranged on vertical tube 13 and breathing space 12
There are several gas nozzles 9；The outlet of fluidized bed charcoal gas coproduction furnace gases ontology 2 is connect with 3 entrance of biomass carbon reheat machine；Biology
The gas vent of matter charcoal reheat machine 3 is connected with 4 entrance of gas-solid separating device；4 gas vent of gas-solid separating device and insulation are fired
Device 5 is burnt to be connected；5 gas vent of adiabatic combustion device is connected with waste heat boiler 6；Waste heat boiler 6 respectively with gas nozzle 9 with
And flue gas blower 11 connects, back-end ductwork connects air-introduced machine 7, and flue gas blower 11 is sprayed with gas nozzle 9 and temperature adjustment speed regulation respectively
Mouth 14 is connected.
Embodiment 2:
Using a kind of biomass low temperature charcoal vapour combined production device production biomass carbon of the invention and steam, selected raw material is jade
Rice stalk, length about 2-4cm, moisture are < 18%, and selected bed material is Ceramic Balls, partial size 0.2-0.7mm.
Above-mentioned raw materials and bed material are added in bubbling fluidized bed charcoal gas coproduction furnace by charging gear, by air blower to furnace
Air is inside blasted, the steam flow from waste heat boiler is adjusted, controls furnace gas flow velocity 2.5m/s, controls in furnace 500 DEG C
Reaction temperature.
Pyrolytic gasification reaction occurs in furnace for the raw material, and the biological fuel gas of generation carries biomass carbon and enters biomass carbon
Reheat machine carries out gas solid separation, and straw charcoal is heated about 3 minutes again in biomass carbon reheat machine to improve biomass carbon
Then quality is gone in biomass carbon cooling and collection device and is cooled down.Biological fuel gas goes to gas-solid separating device, completes
Further gas solid separation, immediately combustion gas go to adiabatic combustion device and carry out adiabatic combustion, uncombusted Some gases and burning
The flue gas of generation realizes that the after-flame of combustion gas, the steam that waste heat boiler generates are sent to heat utilization system in waste heat boiler, extracts 180 DEG C
Steam be used for bubbling fluidized bed charcoal gas coproduction furnace reaction temperature adjusting.
Embodiment 3:
Using a kind of biomass low temperature charcoal vapour combined production device production biomass carbon of the invention and steam, selected raw material is bamboo
Bits, length about 0-5cm, moisture are < 25%, and selected bed material is Ceramic Balls, partial size 0.2-1mm.
Above-mentioned raw materials and bed material are added in bubbling fluidized bed charcoal gas coproduction furnace by charging gear, by air blower to furnace
Air is inside blasted, the flue gas flow from waste heat boiler is adjusted, controls furnace gas flow velocity 3m/s, controls reaction in furnace temperature
550℃。
Pyrolytic gasification reaction occurs in furnace for the raw material, and the biological fuel gas of generation carries biomass carbon and enters biomass carbon
Reheat machine carries out gas solid separation, and bamboo charcoal is heated about 4 minutes again in reheat machine to improve charcoal quality, then goes to
It is cooled down in biomass carbon cooling and collection device.Biological fuel gas goes to gas-solid separating device, completes further gas-solid
Separation, immediately combustion gas go to adiabatic combustion device and carry out adiabatic combustion, and the flue gas that uncombusted Some gases and burning generate exists
Waste heat boiler realizes that the after-flame of combustion gas, the steam that waste heat boiler generates are sent to heat utilization system.From between Economizer of Heat Recovery Boiler
Extract adjusting of 220 DEG C of the flue gas for bubbling fluidized bed charcoal gas coproduction furnace reaction temperature.
Embodiment 4:
Using a kind of biomass low temperature charcoal vapour combined production device production biomass carbon of the invention and steam, selected raw material is wood
Piece, length about 3-6cm, moisture are < 30%, and selected bed material is Ceramic Balls, partial size 0.5-1.5mm.
Above-mentioned raw materials and bed material are added in bubbling fluidized bed charcoal gas coproduction furnace by charging gear, by air blower to furnace
Air is inside blasted, flue gas and steam flow from waste heat boiler are adjusted, controls furnace gas flow velocity 3.5m/s, is controlled anti-in furnace
Answer 600 DEG C of temperature.
Pyrolytic gasification reaction occurs in furnace for the raw material, and the biological fuel gas of generation carries biomass carbon and enters biomass carbon
Reheat machine carries out gas solid separation, and bamboo charcoal is heated about 5.5 minutes again in reheat machine to improve charcoal quality, then goes
It is cooled down into biomass carbon cooling and collection device.Biological fuel gas goes to gas-solid separating device, completes further gas
Gu separation, combustion gas immediately goes to adiabatic combustion device and carries out adiabatic combustion, the flue gas that uncombusted Some gases and burning generate
Realize that the after-flame of combustion gas, the steam that waste heat boiler generates are sent to heat utilization system in waste heat boiler.Before Economizer of Heat Recovery Boiler
The flue gas of 350 DEG C of extraction is used for bubbling fluidized bed charcoal gas coproduction furnace after converging with 180 DEG C of steam from waste heat boiler and reacts temperature
The adjusting of degree.
Claims (10)
1. a kind of biomass low temperature charcoal gas combined production device, it is characterised in that: including charging gear (1), fluidized bed charcoal gas coproduction furnace
Ontology (2), biomass carbon reheat machine (3), gas-solid separating device (4), air blower (8) and biomass carbon cooling and collection device
(10), the biomass carbon reheat machine (3) is placed in fluidized bed charcoal gas coproduction furnace body (2) inside, the fluidized bed charcoal gas connection
Produce furnace body (2) respectively with charging gear (1), air blower (8), biomass carbon be cooling and collection device (10) and biomass carbon again
Thermal (3) is connected, and the top of biomass carbon reheat machine (3) is connected with gas-solid separating device (4) input end.
2. biomass low temperature charcoal gas combined production device according to claim 1, it is characterised in that: biomass carbon hot charging again
Setting (3) is cyclone separator structure.
3. biomass low temperature charcoal gas combined production device according to claim 2, it is characterised in that: biomass carbon hot charging again
It sets lower part to be provided with breathing space (12), breathing space (12) lower part is connected with vertical tube (13).
4. any one biomass low temperature charcoal gas combined production device according to claim 1 to 3, it is characterised in that: the fluidisation
Bed charcoal gas coproduction furnace body (2) is bubbling fluidized bed.
5. a kind of biomass low temperature charcoal vapour combined production device, it is characterised in that: the biomass including any one of claim 1-4
Low temperature charcoal gas combined production device and waste heat boiler (6) and flue gas blower (11), the flue of the waste heat boiler (6) pass through cigarette
Gas blower (11) is connected with fluidized bed charcoal gas coproduction furnace body (2) bottom gas inlet end, the gas access of waste heat boiler (6)
End is connected with gas-solid separating device (4) gas outlet end.
6. biomass low temperature charcoal vapour combined production device according to claim 5, it is characterised in that: further include adiabatic combustion device
(5), the fuel gas inlet end of the adiabatic combustion device (5) is connected with gas-solid separating device (4) gas outlet end, adiabatic combustion
Device (5) gas outlet end is connected with the gas access end of waste heat boiler (6).
7. biomass low temperature charcoal vapour combined production device according to claim 5, it is characterised in that: biomass carbon hot charging again
Set and be provided with several gas nozzles (9) on the vertical tube (13) and breathing space (12) of (3), gas nozzle (9) respectively with waste heat boiler
(6) flue and jet chimney is connected.
8. biomass low temperature charcoal vapour combined production device according to claim 5, it is characterised in that: the fluidized bed charcoal gas coproduction
Furnace body (2), middle and top part be provided with temperature adjustment speed regulation nozzle (14), temperature adjustment adjust the speed nozzle (14) respectively with air blower (8)
It is connected with the flue of waste heat boiler (6) and jet chimney.
9. a kind of biomass low temperature charcoal vapour co-production, comprising the following steps:
The device that this method uses includes: charging gear (1), fluidized bed charcoal gas coproduction furnace body (2), biomass carbon reheat machine
(3), gas-solid separating device (4), adiabatic combustion device (5), waste heat boiler (6), air blower (8), gas nozzle (9), biomass
Charcoal cooling and collection device (10), flue gas blower (11), breathing space (12), vertical tube (13), temperature adjustment speed regulation nozzle (14)；Wherein flow
Change bed charcoal gas coproduction furnace body (2) feed(raw material)inlet end to be connected with charging gear (1), bottom is connected with biomass carbon cooling and receives
Acquisition means (10) and air blower (8), fluidized bed charcoal gas coproduction furnace body (2) middle and top part are provided with temperature adjustment speed regulation nozzle
(14), biomass carbon reheat machine (3) are internally provided with；Temperature adjustment adjust the speed nozzle (14) respectively with air blower (8) and waste heat boiler
(6) flue and jet chimney is connected；Biomass carbon reheat machine lower part is provided with breathing space (12), under breathing space (12)
Portion is connected with vertical tube (13), is provided with several gas nozzles (9) on vertical tube (13) and breathing space (12), and gas nozzle (9) is respectively
It is connected with the flue of waste heat boiler (6) and jet chimney；Fluidized bed charcoal gas coproduction furnace body (2) gas outlet end and biology
The connection of matter charcoal reheat machine (3) arrival end；The gas outlet end of biomass carbon reheat machine (3) enters with gas-solid separating device (4)
Mouth end is connected；Gas-solid separating device (4) gas outlet end is connected with adiabatic combustion device (5) fuel gas inlet end；Adiabatic combustion
Device (5) gas outlet end is connected with waste heat boiler (6)；Waste heat boiler (6) flue passes through flue gas blower (11) and fluidisation
Bed charcoal gas coproduction furnace body (2) bottom gas inlet end is connected, the gas access end of waste heat boiler (6) and gas-solid separating device
(4) gas outlet end is connected；
1) bubbling fluidization is added by charging gear (1) in bed material and biomass material by bed material needed for preparing and biomass material
In bed charcoal gas coproduction furnace body (2), sent out under the fluidization of the blending agent of air, flue gas and steam with furnace high-temperature bed material
Raw pyrolytic gasification reaction, generates biological fuel gas and biomass carbon, and biological fuel gas carries biomass carbon and enters biomass carbon again
Thermal (3) completes gas solid separation；
2) combustion gas goes to gas-solid separating device (4) through the gas vent of biomass carbon reheat machine (3), further separates in combustion gas
The biomass carbon of carrying, then combustion gas is sent to adiabatic combustion device (5) and carries out adiabatic combustion, and the flue gas for generation of burning goes to waste heat
Boiler (6) realizes after-flame and UTILIZATION OF VESIDUAL HEAT IN, and the steam of waste heat boiler (6) production is sent to heat utilization system；
3) biomass carbon continues to be heated after biomass carbon reheat machine (3) are collected, and most fills afterwards through biomass carbon cooling and collection
(10) are set to be cooled down and collected.
10. charcoal vapour co-production according to claim 9, it is characterised in that: the fluidized bed charcoal gas coproduction furnace body (2)
Interior reaction temperature is controlled at 400 DEG C~750 DEG C, the interior 1.5~4m/s of fluidizing velocity of fluidized bed charcoal gas coproduction furnace body (2),
Flue gas/the vapor (steam) temperature from waste heat boiler is at 180 DEG C~350 DEG C, when the biomass carbon stops in vertical tube (13)
Between be 15s~6min, the biomass material includes various agricultural crop straws, forestry waste, partial size≤8cm, moisture content≤
40%, the bed material is Ceramic Balls or other wear-resisting bed materials, and partial size is between 0.2mm~3mm.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060049082A1 (en) * | 2004-09-09 | 2006-03-09 | Kellogg Brown And Root, Inc. | Self-stripping fcc riser cyclone |
| CN102051213A (en) * | 2009-10-30 | 2011-05-11 | 中国石油化工股份有限公司 | Catalytic cracking method |
| CN102417831A (en) * | 2011-09-28 | 2012-04-18 | 合肥德博生物能源科技有限公司 | Biomass gasification generation system |
| CN202465597U (en) * | 2012-03-16 | 2012-10-03 | 山东科技大学 | Coal pyrolysis device of fluidized bed |
| CN104232148A (en) * | 2014-09-22 | 2014-12-24 | 中国石油大学 | Catalytic cracking disengager with two sections of risers for retarding coking |
| CN104762108A (en) * | 2015-03-10 | 2015-07-08 | 新奥科技发展有限公司 | Fluidized bed gasification furnace and gasification system |
| CN107663462A (en) * | 2016-07-29 | 2018-02-06 | 中国石油化工股份有限公司 | A kind of method and system of catalyzed conversion |
-
2019
- 2019-04-23 CN CN201910327930.0A patent/CN110129076B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060049082A1 (en) * | 2004-09-09 | 2006-03-09 | Kellogg Brown And Root, Inc. | Self-stripping fcc riser cyclone |
| CN102051213A (en) * | 2009-10-30 | 2011-05-11 | 中国石油化工股份有限公司 | Catalytic cracking method |
| CN102417831A (en) * | 2011-09-28 | 2012-04-18 | 合肥德博生物能源科技有限公司 | Biomass gasification generation system |
| CN202465597U (en) * | 2012-03-16 | 2012-10-03 | 山东科技大学 | Coal pyrolysis device of fluidized bed |
| CN104232148A (en) * | 2014-09-22 | 2014-12-24 | 中国石油大学 | Catalytic cracking disengager with two sections of risers for retarding coking |
| CN104762108A (en) * | 2015-03-10 | 2015-07-08 | 新奥科技发展有限公司 | Fluidized bed gasification furnace and gasification system |
| CN107663462A (en) * | 2016-07-29 | 2018-02-06 | 中国石油化工股份有限公司 | A kind of method and system of catalyzed conversion |
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