CN105623685B - A kind of continuous biomass raw material In-stiu catalysis gas, charcoal coproduction method and apparatus - Google Patents
A kind of continuous biomass raw material In-stiu catalysis gas, charcoal coproduction method and apparatus Download PDFInfo
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- CN105623685B CN105623685B CN201510903500.0A CN201510903500A CN105623685B CN 105623685 B CN105623685 B CN 105623685B CN 201510903500 A CN201510903500 A CN 201510903500A CN 105623685 B CN105623685 B CN 105623685B
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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
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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
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/18—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion with moving charge
- C10B47/20—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion with moving charge according to the moving bed type
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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
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/18—Modifying the properties of the distillation gases in the oven
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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
Abstract
The invention discloses a kind of continuous novel external heat type biomass In-stiu catalysis gas, the method and apparatus of charcoal coproduction.This method will be cracked after reforming catalyst is mixed with biomass material and is added in moving-burden bed reactor, in the case where external reactors provide heat source, biomass Non-oxygen pyrolytic is generated into biogas, the tar supervened in biomass gasification process generates micro-molecular gas by In-stiu catalysis under the effect of the catalyst, in addition, part CO is also H by catalytic reforming2, the catalyst after catalytic action occurs is discharged together with biomass carbon from moving-burden bed reactor, and through magnetic separation acquisition catalyst and biomass carbon, catalyst circulation is used, and biomass carbon is used as the carrier or adsorbent of catalyst or the modifying agent as soil.The present invention solve gas available gas ingredient in current biomass gasification process it is low, it is tar there are influence process continuous and steady operation, the disadvantages of biomass carbon quality is not high and biomass utilization low efficiency.
Description
Technical field
The invention belongs to Biomass Energy Technology fields, and in particular to a kind of continuous biomass raw material In-stiu catalysis
Gas, charcoal coproduction method and apparatus.
Background technique
Biomass material refers to that converting solar energy into chemical energy by photosynthesis is stored in one of plant energy,
Because to CO in atmosphere during the utilization of biomass energy2It is net discharge be zero, obtain the extensive concern of people.
Currently, biomass energy on a large scale by mostly use greatly air gasification in the way of be used, due to nitrogen in air
Diluting effect (the N of gas2Concentration of volume percent 60% or so in exit gas) gas that causes gasification of biomass to produce
Body heat is worth low, the not high (H of the volume by volume concentration of available gas2: 10% or so；CO:18% or so), its utilization is limited, then
In addition carbon left mass percentage content is 20% or so and biomass gasification process in biomass ash after gasification of biomass
The tar of middle generation is adhered to each other blocking transport pipeline with flying dust, while influencing its continuous and steady operation, biomass energy benefit
Use low efficiency.
A kind of continuous external heating type biomass In-stiu catalysis gas provided by the present invention, charcoal coproduction method and apparatus just
It generates in this context.Although at present about biogas, the technology existing research of charcoal coproduction, such as
The technologies such as CN101967386A, CN1721503A all refer to produce biomass carbon product using biomass, but these technologies exist
Following problems: batch production method is mostly used greatly；The tar generated in biomass gasification process is not pocessed；It produces
Available gas composition needs to be further increased in raw gas.CN2723837Y is using the sensible heat of combustion gas institute band for gasifying out
Postorder biomass pyrolytic carbonizes heat supply, because the fuel gas temperature that gasification comes out is low (380-420 DEG C), the yield of biomass pyrolytic carbon
It is difficult to ensure with quality；Although CN103614151A solves continuity problem, but the tar supervened in gasification
Again without arriving very good solution.
Summary of the invention
That the purpose of the present invention is to solve gas effective components in current biomass gasification process is low, tar there are shadows
The disadvantages of ringing the not high continuous and steady operation of process, biomass carbon quality and biomass utilization low efficiency, develops one kind
Continuous external heating type biomass In-stiu catalysis gas, charcoal coproduction method and apparatus, this method will be with catalytic cracking activity
Cracking reforming catalyst is homogeneously added into moving-burden bed reactor with biomass material and gasifies, and by gasification of biomass mistake
Journey is integrated with external firing heat supplying process, and the burning by external fuel is that biomass Non-oxygen pyrolytic gasifies and gasified
The catalytic pyrolysis for the tar supervened in journey provides thermal energy, since biomass is the heat in the case where completely cutting off external environment oxygen free condition
Solution gasifies, and for the tar supervened in gasification under the action of cracking reforming catalyst, tar can be by In-stiu catalysis
For small molecule available gas composition, while CO can also occur conversion reaction through catalytic reforming and generate H2, thus can make the gas generated
H in body effective component2Content is improved significantly.
In order to achieve the above-mentioned object of the invention, The technical solution adopted by the invention is as follows:
There is provided the equipment of a kind of continuous external heating type biomass In-stiu catalysis gas, charcoal coproduction comprising be used for biomass
The moving-burden bed reactor 2 and external firing reactor 6 of In-stiu catalysis, moving-burden bed reactor are set to external firing reactor
In, the top of moving-burden bed reactor one end is equipped with feed bin 1, and the top of the other end is equipped with pyrolysis gas of biomass outlet 4, and lower section is equipped with
Biomass carbon and cracking reforming catalyst outlet 5, the inside of moving-burden bed reactor is equipped with rotation shovelling plate 3, rotates shovelling plate in external force
The mixture of the biomass material being sent into through feed bin and cracking reforming catalyst is continuously fed in moving-burden bed reactor under effect
It carries out the Non-oxygen pyrolytic of biomass and supervenes the transformation reforming process of the catalytic pyrolysis of tar, CO.
According to the above scheme, external firing reactor is equipped with fuel inlet 7 and supplies the air compartment 9 of fuel combustion auxiliary agent, outside
The top of portion's combustion reactor is additionally provided with combustion reactor exhanst gas outlet 8.
According to the above scheme, fuel used in external burner is biomass, coal and natural gas, and comburant is air,
By the blow rate required of air and the additional amount of fuel in control external firing reactor, while making fuel completely burned, keep
Temperature in external firing reactor is at 650-800 DEG C.
According to the above scheme, the air capacity being passed through by addition fuel completely burned when 1-1.2 times of required air quantity.
There is provided a kind of method of continuous external heating type biomass In-stiu catalysis gas, charcoal coproduction, it is characterised in that: will be biological
Matter raw material is sent in moving-burden bed reactor after mixing with cracking reforming catalyst, while being sent fuel in outside moving-burden bed reactor
Anti- burn of external combustion in portion answers full combustion in device, former for the biomass pyrolytic in moving-burden bed reactor and the tar supervened
Position catalytic pyrolysis is heat needed for micro-molecular gas supply, and the biomass material being sent into moving-burden bed reactor and cracking are reformed
The mixture of catalyst is continued into moving-burden bed reactor under the action of moving-burden bed reactor internal rotating shovelling plate and is given birth to
The transformation reforming process of the catalytic pyrolysis of the Non-oxygen pyrolytic of substance and the tar supervened, CO, the heat that biomass pyrolytic generates
It vents one's spleen and is used from the outflow of the pyrolysis gas outlet of moving-burden bed reactor for subsequent handling, the cracking after biomass carbon and catalysis reaction
Reforming catalyst is moved to biomass carbon under the action of rotating shovelling plate and the outlet of cracking reforming catalyst is discharged.
According to the above scheme, from the charcoal and cracking reforming catalyst of biomass carbon and the outlet discharge of cracking reforming catalyst
Biomass carbon and cracking reforming catalyst are obtained after magnetic separation, cracking reforming catalyst is recycled, biomass carbon conduct
The carrier or adsorbent of cracking reforming catalyst or the modifying agent as soil use.
According to the above scheme, the partial size of biomass is in 10mm hereinafter, water content mass percent is below 10%.
According to the above scheme, the cracking reforming catalyst is generated by the calcining of biomass carbon carrier and supported on carriers
The oxide Fe of iron2O3It is formed with the oxide NiO of nickel, wherein the oxide Fe of the oxide NiO of nickel and iron2O3Quality hundred
Divide than being respectively 20-30%, 20-30%, surplus is high-area carbon.
According to the above scheme, the biomass carbon carrier in the cracking reforming catalyst is continuous external heating type biology of the present invention
Matter In-stiu catalysis gas, charcoal coproduction method obtain biomass carbon.
According to the above scheme, the cracking reforming catalyst is to load nitric acid by infusion process using biomass carbon as carrier
Iron and nickel nitrate, then formed by vacuum calcining, the calcination temperature of vacuum calcining is 350-400 DEG C, in which: ferric nitrate is with Fe2O3
Metering, nickel nitrate are measured with NiO, the mass percent of each component are as follows: ferric nitrate 20-30%, nickel nitrate 20-30%, surplus are
High-area carbon.
According to the above scheme, the mass percent of the biomass material and cracking reforming catalyst in cracking reforming catalyst
For 6.25-12.5wt%.
According to the above scheme, reaction time of the biomass In-stiu catalysis gasification in moving-burden bed reactor is 6-8min,
Temperature in external firing reactor is at 650-800 DEG C.
Beneficial effects of the present invention:
1. this method is will to crack after reforming catalyst is mixed with biomass material to be added in moving-burden bed reactor, anti-
In the case where answering the burning of device external fuel to provide heat source, biomass Non-oxygen pyrolytic is generated into biogas, biomass gasification process
In the tar supervened micro-molecular gas is also generated by In-stiu catalysis under the effect of the catalyst, in addition, in this process
In, part CO also occurs conversion reaction by catalytic reforming and generates H2, catalyst and biomass pyrolytic after catalytic action occurs produce
Raw biomass carbon is discharged from moving-burden bed reactor tail portion together, obtains cracking reforming catalyst and biomass through magnetic separation
Charcoal, cracking reforming catalyst are recycled, and biomass carbon is as the carrier or adsorbent of cracking reforming catalyst or as soil
Modifying agent use.This method compared with the conventional method, has the following advantages that；
(1) a kind of continuous biomass raw material In-stiu catalysis gas proposed by the invention, charcoal coproduction method overcome
It produces deficiency present in biomass carbon by the way of interval currently with biomass, and is split by the situ catalytic of tar
Solution solves the problems, such as to influence continuous and steady operation for the tar generated when continuous production, then is aided with the transformation catalysis weight of CO
It is whole, improve available gas component H in pyrolysis gas product2While, keep the application of the gas produced wider；In addition, should
Operating process is simple, continuous, stable, avoids the tar generated in pyrolytic process and flying dust is adhered to each other influence continuous-stable
Operation, improves the utilization efficiency of biomass.
(2) a kind of continuous biomass raw material In-stiu catalysis gas proposed by the invention, charcoal coproduction method utilize
Biomass gasification process and external firing heat supplying process are integrated, pass through external fuel by biomass resource abundant
The catalytic pyrolysis and CO for the tar supervened in the gasification of burning form biomass pyrolysis anaerobic and gasification, which are reformed, provides thermal energy,
Since biomass is in the Non-oxygen pyrolytic gasification completely cut off under external environmental condition and gasification with the cracking weight carried out
It is had suffered journey, avoids conversion of the tar produced to secondary tar aromatic compound, generates secondary coke to reduce
While oil-breaking difficulty, while improving the cleavage rate of tar, the activity of catalyst is maintained, there is the gas produced
Imitate H in ingredient2Content is improved significantly, and also greatly improves the specific surface area and porosity of biomass carbon, and this method obtains
Biomass carbon can be widely applied to adsorbent, improvement the fields such as soil and catalyst carrier.
(3) reforming catalyst is cracked used in the method for the present invention in addition to there is apparent catalytic cracking activity to tar,
Also have effects that CO transformation is reformed, in addition, the oxide of iron and nickel and there is magnetism, convenient for and biomass carbon Magnetic Isolation, it is real
The recycling of existing catalyst.
2. the design of continuous biomass raw material In-stiu catalysis gas provided by the invention, charcoal cogeneration facility is rationally, it is convenient for
Operation.In addition, the rotation shovelling plate configured in moving-burden bed reactor is mobile from import by biomass material and tar cracking catalyst
While progress continuous pyrolysis is discharged to outlet, biomass can also be made to be heated evenly in moving-burden bed reactor, pyrolysis sufficiently, produces
Raw biomass carbon is uniform, and specific surface area is high.
Detailed description of the invention:
The continuous novel external heat type biomass In-stiu catalysis gas of Fig. 1, charcoal cogeneration facility schematic diagram.As shown in Figure 1,1 material
Storehouse, 2 moving-burden bed reactors, 3 rotation shovelling plates, the outlet of 4 pyrolysis gas of biomass, 5 biomass carbons and the outlet of cracking reforming catalyst, 6
External firing reactor, 7 fuel inlets, 8, exhanst gas outlet, 9 air compartments.
The gas produced when Fig. 2 being the gasification of biomass Non-oxygen pyrolytic with and without In-stiu catalysis reforming catalyst exists
Line monitoring result.
The absorption for the biomass carbon that Fig. 3 form biomass pyrolysis generates is detached from attached curve.
Fig. 4 is the XRD characterization figure for cracking reforming catalyst.
Specific embodiment:
Specific structure and the course of work of the invention are described below in conjunction with drawings and examples.
Embodiment 1
As shown in Figure 1, the equipment of continuous external heating type biomass In-stiu catalysis gas, charcoal coproduction, including it is used for biomass
The moving-burden bed reactor 2 and external firing reactor 6 of In-stiu catalysis, moving-burden bed reactor are set to external firing reactor
In, the top of moving-burden bed reactor one end is equipped with feed bin 1, and the top of the other end is equipped with pyrolysis gas of biomass outlet 4, and lower section is equipped with
Biomass carbon and catalyst for cracking outlet 5, the inside of moving-burden bed reactor are equipped with rotation shovelling plate 3, rotate shovelling plate in external force
The lower mixture by the biomass material being sent into through feed bin and catalyst for cracking is continuously fed to give birth in the middle part of moving-burden bed reactor
The pyrolysis and cracking reforming process of substance charcoal.External firing reactor is equipped with fuel inlet 7 and supplies fuel combustion auxiliary agent
Air compartment 9, the top of external firing reactor are additionally provided with combustion reactor exhanst gas outlet 8.
By within long 10mm dry tree skill biomass material with cracking reforming catalyst mixed by the mass ratio of 7:1 after by
Feed bin 1 enters in mobile reactor 2, and the biomass for being used for completely burned is sent into outside from the entrance 7 of external firing reactor 6
In portion's combustion reactor, the completely burned under the action of air that air compartment 9 provides, while air-fuel ratio is controlled, by combustion reaction temperature
Degree control is in 650-800 DEG C of temperature range, and the flue gas generated after burning is from 8 discharges, since moving-burden bed reactor is in outside
In combustion reactor 6, biomass fuel etc. burns in combustion reactor 6, the heat of generation of burning by heat radiation, to flowing through
And the tar situ catalytic that the heat of generation is supplied the biomass pyrolytic in moving-burden bed reactor 2 and supervened by heat transfer
Heat needed for being cracked into micro-molecular gas, while part CO also generates H by catalytic reforming2, it is sent into moving-burden bed reactor
To continue into moving bed under the action of moving-burden bed reactor internal rotating scraper plate 3 anti-with cracking reforming catalyst for biomass material
Answer the cracking process of pyrolysis and tar that biomass is carried out in the middle part of device, be pyrolyzed in moving-burden bed reactor generation biomass carbon and
While catalyst is moved to 5 discharge of biomass carbon and catalyst for cracking outlet from import under the action of rotating shovelling plate 3, also make
Biomass in reactor is heated evenly, and the gas that biomass pyrolytic generates in moving-burden bed reactor is exported from pyrolysis gas of biomass
4 outflows are used for rear process, H in the pyrolysis gas of biomass of moving-burden bed reactor discharge2、CO、CH4Concentration of volume percent point
Not Wei 34%, 19% and 4%, gas production reach 1.537Nm3/ kg biomass.Catalyst will be added and the gas that catalyst produces is not added
Body analysis result is compared, (as shown in Figure 2), by comparison, it was found that: add catalyst to contain with hydrogen in catalyst outlet gas is not added
Amount is significantly improved, and is increased to 34% from 14% that catalyst is not added.From the life of 5 discharge of biomass carbon and catalyst for cracking outlet
Substance charcoal and catalyst obtain biomass carbon and catalyst after magnetic separation, and catalyst circulation uses.The ratio table of biomass carbon
Area and adsorpting characteristic curve are as shown in figure 3, its specific surface area reaches 592.85m2/g.The biomass carbon that separation generates can be made
Modifying agent for cracking Reforming catalyst agent carrier or adsorbent or as soil is recycled.
Above-mentioned cracking reforming catalyst is to pass through infusion process to separate the biomass carbon of generation after biomass cracking as carrier
The nitrate of carried metal iron and nickel, then formed by 350 DEG C of vacuum calcinings, in which: ferric nitrate is with Fe2O3Metering, nickel nitrate with
NiO metering, the mass percent of each component are as follows: ferric nitrate 30%, nickel nitrate 20%, surplus are high-area carbon.Cracking reformation is urged
The XRD characterization result of agent is shown in when Fig. 4, Fig. 4 can be seen that at the angle of diffraction is 35 °, 42 °, 49 ° and 55 ° Fe occur2O3It is bright
, there is the obvious diffraction maximum of NiO when the angle of diffraction is at 38 °, 43 ° and 63 °, charcoal is agraphitic carbon, nothing in aobvious diffraction maximum
Apparent characteristic diffraction peak occurs.
The present invention in biomass material by being added using biomass carbon as the oxide of carrier and supported on carriers iron
Fe2O3The cracking reforming catalyst formed with the oxide NiO of nickel, can be based on cracking reforming catalyst to the cracking and catalyzing of tar
Reforming activity active and to CO avoids the tar that biomass cracking produces and turns to secondary tar aromatic compound
Change, to reduce the cracking difficulty for generating secondary tar, and the CO that coke tar cracking generation can be improved is reforming by converting
H2Efficiency, thereby guarantee that biomass cracking generate biomass cracking gases in available gas component such as hydrogen content.
Embodiment 2
Entered after husk biomass material is mixed with cracking reforming catalyst by the mass ratio of 7.5:0.5 by feed bin 1
It is into mobile reactor 2, the biomass for being used for completely burned is anti-from the feeding external firing of the entrance 7 of external firing reactor 6
It answers in device, the completely burned under the action of air that air compartment 9 provides, while controlling air-fuel ratio, combustion reaction temperature control is existed
In 650-800 DEG C of temperature range, the flue gas generated after burning is from 8 discharges, since moving-burden bed reactor is in external firing reaction
In device 6, biomass fuel etc. burns in combustion reactor 6, the heat of generation of burning by heat radiation, to flowing through and heat transfer
It is small by the biomass pyrolytic in the heat supply moving-burden bed reactor 2 of generation and the tar In-stiu catalysis supervened
Heat needed for molecular gas, while part CO also generates H by catalytic reforming2, the biomass being sent into moving-burden bed reactor is former
Material continues into the middle part of moving-burden bed reactor under the action of moving-burden bed reactor internal rotating scraper plate 3 with cracking reforming catalyst
The pyrolysis of biomass and the cracking process of tar are carried out, the biomass carbon of generation is pyrolyzed in moving-burden bed reactor and catalyst exists
While being moved to 5 discharge of biomass carbon and catalyst for cracking outlet from import under the action of rotation shovelling plate 3, also make in reactor
Biomass be heated evenly, in moving-burden bed reactor biomass pyrolytic generate gas from pyrolysis gas of biomass outlet 4 outflow supply
Process uses afterwards, H in the pyrolysis gas of biomass of moving-burden bed reactor discharge2、CO、CH4Concentration of volume percent be respectively
30%, 16% and 2.5%, gas production reaches 1.125Nm3/ kg biomass.The specific surface area specific surface area of biomass carbon reaches
152.73m2/g.The biomass carbon that separation generates can be used as cracking Reforming catalyst agent carrier or adsorbent or the improvement as soil
Agent is recycled.
Above-mentioned cracking reforming catalyst is to pass through infusion process to separate the biomass carbon of generation after biomass cracking as carrier
The nitrate of carried metal iron and nickel, then formed by 380 DEG C of vacuum calcinings, in which: ferric nitrate is with Fe2O3Metering, nickel nitrate with
NiO metering, the mass percent of each component are as follows: ferric nitrate 22%, nickel nitrate 28%, surplus are high-area carbon.Cracking reformation is urged
The XRD characterization result of agent see Fig. 4, Fig. 4 can be seen that the angle of diffraction be 35 °, 42 °, 49 ° and 55 ° at when there is Fe2O3It is obvious
There is the obvious diffraction maximum of NiO when the angle of diffraction is at 38 °, 43 ° and 63 ° in diffraction maximum, and charcoal is agraphitic carbon, no spy
Diffraction maximum is levied to occur.
Claims (8)
1. the equipment of a kind of continuous external heating type biomass In-stiu catalysis gas, charcoal coproduction, it is characterised in that: it includes being used for
The moving-burden bed reactor and external firing reactor of biomass In-stiu catalysis, moving-burden bed reactor are reacted set on external firing
In device, the top of moving-burden bed reactor one end is equipped with feed bin, and the top of the other end is exported equipped with pyrolysis gas of biomass, and lower section is equipped with
Biomass carbon and the outlet of cracking reforming catalyst, the inside of moving-burden bed reactor are equipped with rotation shovelling plate, rotate shovelling plate in outer masterpiece
With it is lower by the biomass material being sent into through feed bin and cracking reforming catalyst mixture be continuously fed in moving-burden bed reactor into
The Non-oxygen pyrolytic of row biomass and the transformation reforming process for supervening the catalytic pyrolysis of tar, CO；The cracking is reformed
The oxide Fe for the iron that catalyst is generated by the calcining of biomass carbon carrier and supported on carriers2O3With the oxide NiO group of nickel
At the wherein oxide Fe of the oxide NiO of nickel and iron2O3Mass percent be respectively 20-30 %, 20-30 %, surplus is
High-area carbon.
2. the equipment of continuous external heating type biomass In-stiu catalysis gas according to claim 1, charcoal coproduction, feature exist
In: external firing reactor is equipped with fuel inlet and supplies the air compartment of fuel combustion auxiliary agent, the top of external firing reactor
It is additionally provided with combustion reactor exhanst gas outlet.
3. the equipment of continuous external heating type biomass In-stiu catalysis gas according to claim 1, charcoal coproduction, feature exist
In: fuel used in external burner is biomass, coal and natural gas, and comburant is air, by controlling external firing
The additional amount of the blow rate required of air and fuel in reactor while making fuel completely burned, keeps external firing reactor
Interior temperature is at 650-800 DEG C.
4. a kind of method of continuous external heating type biomass In-stiu catalysis gas, charcoal coproduction, it is characterised in that: by biomass original
Material is sent in moving-burden bed reactor after mixing with cracking reforming catalyst, while being sent fuel in outside moving-burden bed reactor
Combustion anti-burn in outside answers full combustion in device, urges in situ for the biomass pyrolytic in moving-burden bed reactor and the tar supervened
Change heat needed for being cracked into micro-molecular gas supply, the biomass material being sent into moving-burden bed reactor and cracking Reforming catalyst
The mixture of agent continues under the action of moving-burden bed reactor internal rotating shovelling plate and carries out biomass in moving-burden bed reactor
Non-oxygen pyrolytic and the catalytic pyrolysis of the tar supervened, CO transformation reforming process, the pyrolysis gas that biomass pyrolytic generates
It is used from the outflow of the pyrolysis gas outlet of moving-burden bed reactor for subsequent handling, the cracking after biomass carbon and catalysis reaction is reformed
Catalyst is moved to biomass carbon under the action of rotating shovelling plate and the outlet of cracking reforming catalyst is discharged；The cracking is reformed
The oxide Fe for the iron that catalyst is generated by the calcining of biomass carbon carrier and supported on carriers2O3With the oxide NiO group of nickel
At the wherein oxide Fe of the oxide NiO of nickel and iron2O3Mass percent be respectively 20-30 %, 20-30 %, surplus is
High-area carbon, the temperature in the external firing reactor is at 650-800 DEG C；In the biomass material and cracking reforming catalyst
The mass percent for cracking reforming catalyst is 6.25-12.5wt%.
5. the method for continuous external heating type biomass In-stiu catalysis gas according to claim 4, charcoal coproduction, feature
Be: the cracking reforming catalyst is to load ferric nitrate and nickel nitrate by infusion process, then lead to using biomass carbon as carrier
It crosses vacuum calcining to form, the calcination temperature of vacuum calcining is 350-400 DEG C, in which: ferric nitrate is with Fe2O3Metering, nickel nitrate with
NiO metering, the mass percent of each component are as follows: ferric nitrate 20-30 %, nickel nitrate 20-30 %, surplus is high-area carbon.
6. the method for continuous external heating type biomass In-stiu catalysis gas according to claim 4, charcoal coproduction, feature exist
In: reaction time of the biomass In-stiu catalysis gasification in moving-burden bed reactor is 6-8min, external firing reactor
Temperature is 650-800 DEG C.
7. the method for continuous external heating type biomass In-stiu catalysis gas according to claim 4, charcoal coproduction, feature exist
In: it is obtained after magnetic separation from biomass carbon and the charcoal of cracking reforming catalyst outlet discharge with cracking reforming catalyst
Biomass carbon and cracking reforming catalyst, cracking reforming catalyst are recycled, and biomass carbon is as cracking reforming catalyst
Carrier or adsorbent or modifying agent as soil use.
8. the method for continuous external heating type biomass In-stiu catalysis gas according to claim 4, charcoal coproduction, feature exist
In: the partial size of biomass is in 10mm hereinafter, water content mass percent is below 10%.
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| CN106582663A (en) * | 2016-10-19 | 2017-04-26 | 中国科学院过程工程研究所 | Method for in situ catalytic removal of tar in biomass pyrolysis process |
| CN106378348B (en) * | 2016-10-31 | 2019-02-15 | 新奥生态环境治理有限公司 | Treatment of wastes produced and resource utilization method |
| CN108758638B (en) * | 2018-03-27 | 2020-04-17 | 清华大学 | Air-classified regulation and control pyrolysis and combustion integrated furnace |
| CN111218291B (en) * | 2020-03-09 | 2021-05-07 | 中国农业科学院农业环境与可持续发展研究所 | Pyrolysis, carbonization and catalysis integrated method |
| CN112126450B (en) * | 2020-09-29 | 2021-05-04 | 华中科技大学 | Light-gathering pyrolysis catalytic reforming system and method based on spectrum splitting |
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