CN106336885A - System for preparing activated carbon or bio-oil by fast activation or fast pyrolysis of biomass - Google Patents
System for preparing activated carbon or bio-oil by fast activation or fast pyrolysis of biomass Download PDFInfo
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- CN106336885A CN106336885A CN201610889231.1A CN201610889231A CN106336885A CN 106336885 A CN106336885 A CN 106336885A CN 201610889231 A CN201610889231 A CN 201610889231A CN 106336885 A CN106336885 A CN 106336885A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
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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
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1011—Biomass
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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
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- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
The invention relates to a system for preparing activated carbon or bio-oil by fast activation or fast pyrolysis of biomass. The system comprises a feeding system, a pyrolysis reactor and a heating device thereof, an activated carbon / biochar collecting system, a spraying condensation system, a fluidization gas circulation system and a control system which are connected in sequence. The feeding system comprises a vacuum material-sucking machine, a weighing device and a material storage tank which are communicated with each other in sequence. The activated carbon / biochar collecting system comprises a cyclone separator and a carbon collecting box. A discharging outlet of the pyrolysis reactor is connected with a feeding port of the cyclone separator. The spraying condensation system comprises a spraying condenser, a heat exchanger and a circulating pump. An outlet of the cyclone separator is connected with an air inlet of the spraying condenser, and the fluidization gas circulation system comprises a circulating fan, a control valve and a flowmeter. The system for preparing activated carbon or bio-oil by fast activation or fast pyrolysis of biomass can be applied to fast activation of biomass to prepare the activated carbon, and the activated carbon with a high specific surface area is prepared; the system for preparing activated carbon or bio-oil by fast activation or fast pyrolysis of biomass can also be used for fast pyrolysis of the biomass to prepare the bio-oil, and the production cost is reduced.
Description
Technical field
The invention belongs to biomass pyrolysis device, particularly a kind of biomass fast activating or fast pyrogenation prepare activated carbon
Or the system of bio oil.
Background technology
Biomass, as Renewable resource, are converted into adsorbing material activated carbon, fuel bio oil, fuel gas etc. has relatively
High value.Biomass pyrolytic is always the study hotspot of Chinese scholars.Biomass pyrolytic is generally divided into slow pyrolysis and fast
Two kinds of speed heat solution, slow pyrolysis are typically for the purpose of preparing activated carbon, and fast pyrogenation is for the purpose of preparing bio oil.Activated carbon
It is the Carbon Materials having flourishing pore structure, because specific surface area is big, surface functional group enriches, the features such as high adsorption capacity, quilt
It is widely used in the fields such as medicine, environmental protection, food, electronics, chemical industry, agricultural, national defence, especially gas stores, catalyst carrier,
The aspects such as sewage disposal.And Fast Pyrolysis of Biomass for Producing Bio-oil is considered to solve the problems, such as the key of energy shortage.
Summarize the research that Chinese scholars prepare activated carbon, many scholars can be obtained and select during preparing activated carbon
Soak time oversize so that being difficult to continuously produce, can only batch operation.Therefore will reach increases the mesh for the treatment of capacity
, the size of equipment can only be increased, can seriously increase equipment cost and running cost.
A kind of method that biomass castoff prepares activated carbon, the method carbonization is described in patent 201110021089.6
Temperature 400-600 DEG C, soak time 0.5-1.5 hour.
A kind of method preparing cocoanut active charcoal is described, raw material is first in flat carbonization in patent 201110193274.3
Carbonization 5 hours at 900 DEG C of stove, then activates 2 hours at 700 DEG C.
Patent before same inquiry can be found that the soak time selecting during preparing activated carbon is all oversize.Activation
Overlong time can affect the continuous production of activated carbon preparation facilitiess, automatically controls.Additionally, long soak time can limiting device
Amplification and treating capacity increase.
Content of the invention
It is an object of the invention to overcoming the deficiencies in the prior art, the invention provides a kind of biomass fast activating or fast
Speed heat solution prepares the system of activated carbon or bio oil, and this system can apply to biomass fast activating preparing activated carbon,
Can be applicable to Fast Pyrolysis of Biomass for Producing Bio-oil, whole process material is in fluidized state, for material charging and
Discharging is all highly beneficial, it is possible to achieve automatically control, continuous operation.
The present invention solves its technical problem and is achieved through the following technical solutions:
A kind of biomass fast activating or fast pyrogenation prepare activated carbon or bio oil system it is characterised in that: include
The feed system that is sequentially connected, pyrolysis reactor and its heater, activated carbon/charcoal collection system, spray condenser system,
Fluidizing gas blood circulation and control system；Suction feeder, weighing device and material that feed system includes being sequentially communicated are deposited
Storage tank, the discharging opening of material storage tank connects setting heater outside the charging aperture putting pyrolysis reactor, pyrolysis reactor；Live
Property charcoal/charcoal collection system include cyclone separator and collection charcoal case, the discharging opening of pyrolysis reactor connects cyclone separator
Charging aperture；Spray condenser system includes spray condenser, heat exchanger, circulating pump, and the air outlet of cyclone separator connects puts condensation
The air inlet of device；Fluidizing gas blood circulation includes circulating fan, control valve and effusion meter, and the air outlet of condenser passes sequentially through
Circulating fan control valve and effusion meter connect the bottom air inlet mouth putting pyrolysis reactor.
And, it is provided with first material control valve between the described weighing device of feed system and material storage tank,
It is provided with second material control valve, the signal output part of described weighing device, first between material storage tank and pyrolysis reactor
Material control valve, second material control valve are all connected with the controller of described control system.
And, described pyrolysis reactor is fluidized bed pyrolysis reactor, or is spouted bed pyrolysis reactor.
And, the charging aperture of described pyrolysis reactor stretches into the inside of pyrolysis reactor, and pyrolysis reactor includes top
Cylindrical zone and the circular cone area at middle part and bottom air inlet pipe, the circular cone area at the cylindrical zone of pyrolysis reactor and middle part and bottom air inlet
Pipe is respectively positioned on inside heater.
And, install one in the external stability of described circular cone area and bottom air inlet pipe and justify with Upper cylindrical area diameter identical
Column casing.
And, it is provided with temperature sensor in described circular cone area, in described air inlet pipe, be provided with pressure transducer, institute
State temperature sensor and pressure transducer is all connected with control system.
And, described heater is electric furnace, temperature control scope 50-1000 DEG C, and soaking zone flat-temperature zone can reach
600mm, soaking zone flat-temperature zone thermograde≤± 3 DEG C, temperature-controlled precision≤± 1 DEG C.
And, the discharging opening of the described cyclone separator of collection system connects the first collection charcoal case；Described pyrolytic reaction
The bottom discharging opening of device connects the second collection charcoal case by 3 material control valve.
And, built with multiple rows of nozzle, spray liquid enters after heat exchanger through circulating pump described spray condenser, by spray
Mouth sprays, and so that spray liquid is lowered the temperature.
Advantages of the present invention and having the beneficial effect that
1st, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and suction feeder is realized will
Material sucks weighing device, and suction capacity is 1-1000kg/h, and weighing device can set each inlet amount, and scope of weighing is
50g-100kg, according to the inlet amount setting, weighs material and enters material storage tank.
2nd, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, material storage tank connect with
Weighing device and pyrolysis reactor, material is temporarily stored in material storage tank before entering pyrolysis reactor.When needing charging,
Control valve above material storage tank is closed, and lower side control valve is opened, and material storage tank and pyrolysis reactor reach pressure balance,
Material enters the pyrolysis reactor of High Temperature High Pressure in action of gravity, realizes charging.After material is completely into reactor, close material
Control valve below storage tank.The control valve above material storage tank can be opened afterwards, next batch materials enters material storage
Tank.Material storage tank can effectively prevent from regurgitating phenomenon in material fill process, in addition, material can be real in material storage tank
Existing pre-activate effect.
3rd, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and pyrolysis reactor can be
Spouted bed can also select fluid bed, and material needs to reach fluidization in pyrolysis reactor, increases activation efficiency it is ensured that feeding
The operability of discharging.
4th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, spouted bed pyrolytic reaction
Device, charging aperture is inserted into inside spouted bed, and material can be prevented not activated, directly blows out from discharging opening with fluidizing gas, shadow
Ring product quality.Spouted bed circular cone area main reaction region is located at the centre position of whole reactor, is in the constant temperature zone of heater
Region.The air inlet pipe of spouted bed bottom has one section inside heater, and fluidizing gas is preheated, and prevents from reducing inside reactor
Temperature.It is surrounded by cylindrical drum outside spouted bed circular cone area and spouted bed air inlet pipe, connect with the cylindrical zone of spouted bed, be so conducive to
External heat stove heat is uniform.Control valve prevents in temperature-rise period, and cylindrical drum internal pressure is excessive.
5th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and pyrolysis reactor, by electricity
Heater provides pyrolysis required heat, and electric heater unit is heating furnace, be typically chosen can open type heating furnace, pyrolysis reactor
As " inner bag ", positioned at can open type inside heating furnace.Heater is electric furnace, temperature control scope 50-1000 DEG C, and soaking zone is permanent
Warm area can reach 600mm, soaking zone flat-temperature zone thermograde≤± 3 DEG C, temperature-controlled precision≤± 1 DEG C.
6th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and the whirlwind of collection system divides
Connect the first collection charcoal case from the discharging opening of device；The bottom discharging opening of described pyrolysis reactor passes through 3 material control valve and connects
Second collection charcoal case；Activated carbon collection device, can be top discharge, separated by cyclone separator, be collected in collection charcoal case；Can also
It is bottom discharge, closes the fluidizing gas entering reactor, activated carbon, through control valve, enters collection charcoal case.
7th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, built-in in spray condenser
There are multiple nozzles, two rows can be divided into, spray liquid enters heat exchanger through circulating pump, so that spray liquid is lowered the temperature, enter nozzle spray high
Warm flue gas.
8th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and circulating fan is used for will not
Condensable flue gas recirculation enters reactor as fluidizing gas.Effusion meter measures the flow of ciculation fluidized gas, when flow mistake
When big, control valve is opened, discharge part gas.
9th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil it is ensured that material is in activation
During fluidization, not only ensure that the graininess of material, decrease pulverizing, the technique such as mill, and material is entered
Material and discharging are all highly beneficial.
10th, this biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, it is possible to achieve continuously enter
Activated carbon prepared by material, automatically controls, continuous production；System is easily amplified.
11st, the present invention is applied widely, can apply to biomass fast activating and prepares activated carbon, prepares high-specific surface area
Activated carbon；Can be used for Fast Pyrolysis of Biomass for Producing Bio-oil, reduce production cost.
Brief description
Fig. 1 is the flow chart schematic diagram of the present invention.
Fig. 2 is the structural representation of the pyrolysis reactor of the present invention.
Fig. 3 is the a-a direction view of Fig. 2.
Description of reference numerals
1- body feed tank, 2- suction feeder, 3- weighing device, 4- first material control valve, 5- second material control valve, 6-
Material storage tank, 7- pyrolysis reactor, 8- temperature control unit, 9- heater, 10- cyclone separator, 11- first collection charcoal
Case, 12- spray condenser, 13- liquid collecting box, 14- heat exchanger, 15- circulating pump, 16- circulating fan, 17- air draft control valve,
18- gas control valve, 19- effusion meter, 20- 3 material control valve, 21- control system, 22- fluidizing gas, 23- cylindrical drum,
24- circular cone area, 25- cylindrical zone, 26- charging aperture, 27- discharging opening, 28- temperature sensor, 29- air inlet pipe, 30- second collection charcoal
Case, 31- spouted bed bottom inflow pipe, 32- pressure transducer, 33- second pressure sensor
Specific embodiment
Below by specific embodiment, the invention will be further described, and following examples are descriptive, is not limit
Qualitatively it is impossible to protection scope of the present invention is limited with this.
A kind of biomass fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and it includes being sequentially connected
Feed system, pyrolysis reactor 7 and its heater 9, activated carbon/charcoal collection system, spray condenser system, fluidizing gas
Blood circulation and control system.Feed system includes suction feeder 2, weighing device 3 and the material storage tank 6 being sequentially communicated,
Suction feeder connects body feed tank 1 by pipeline.The discharging opening of material storage tank connects the charging aperture 26 putting pyrolysis reactor, heat
Setting heater outside solution reactor.Activated carbon/charcoal collection system includes cyclone separator 10 and collection charcoal case 11, pyrolysis
The discharging opening 27 of reactor connects the charging aperture of cyclone separator.Spray condenser system include spray condenser 12, heat exchanger 14,
Circulating pump 15, the air outlet of cyclone separator connects the air inlet putting condenser；Fluidizing gas blood circulation includes circulating fan
16th, gas control valve 18 and effusion meter 19, the air outlet of condenser passes sequentially through circulating fan first gas by pipeline and controls
Valve and effusion meter connect the bottom air inlet mouth putting pyrolysis reactor, and pipeline is also equipped with air draft control valve 17.
It is provided with first material control valve 4, in material storage tank between the weighing device of feed system and material storage tank
Be provided with second material control valve 5 and pyrolysis reactor between, the signal output part of weighing device, first material control valve,
Two Material control valves are all connected with the controller of control system.Pyrolysis reactor is fluidized bed pyrolysis reactor, or is spouted
Bed pyrolysis reactor.The charging aperture of pyrolysis reactor stretches into the inside of pyrolysis reactor, and pyrolysis reactor includes the cylinder on top
The circular cone area 24 at area 25 and middle part and bottom air inlet pipe 29, the circular cone area at the cylindrical zone of pyrolysis reactor and middle part and bottom air inlet
Pipe is respectively positioned on inside heater.Circular cone area and bottom air inlet pipe external stability install one with Upper cylindrical area diameter phase
Same cylindrical drum 23.The temperature control unit 8 of heater is connected with control system.
It is provided with temperature sensor 28 in circular cone area, in air inlet pipe, be provided with pressure transducer 32, pyrolysis reactor top
Internal setting second pressure sensor 33.Temperature sensor and pressure transducer are all connected with control system.Heater is electricity
Heating furnace, temperature control scope 50-1000 DEG C, soaking zone flat-temperature zone can reach 600mm, soaking zone flat-temperature zone thermograde≤± 3 DEG C,
Temperature-controlled precision≤± 1 DEG C.The discharging opening of the cyclone separator of collection system connects the first collection charcoal case 11；The bottom of pyrolysis reactor
Discharging opening connects the second collection charcoal case 30 by 3 material control valve 20.Spray condenser is built with multiple rows of nozzle, spray liquid warp
After circulating pump enters heat exchanger, so that spray liquid is lowered the temperature, enter nozzle spray high-temperature flue gas.
As shown in Figure 1, material 1 is drawn in weighing device 3 by suction feeder 2, and weighing device 3 can set vacuum intake
The control of the inlet amount of the suction volume of machine 2 and every batch of entrance pyrolysis reactor 7, the such as every batch inlet amount is 10kg, when weighing
When device 3 materials inside reaches 20kg, suction feeder 2 stops suction, when weighing device 3 materials inside is less than 15kg, vacuum
Material sucking machine 2 starts suction.The 10kg that weighs every time enters material storage tank 6, after 10kg material enters material storage tank 6, the first thing
Material control valve 4 is automatically switched off, and second material control valve 5 is similarly in closed mode.The frequency of charging can be by time control, such as
Every 5min feeds once.
Before charging, heater 9 need to be opened, heat pyrolysis reactor 7, for the spouted bed pyrolytic reaction in Fig. 2
Device, main reaction region is located at spouted bed circular cone area 24, and therefore spouted bed circular cone area 24 need to be located at the constant temperature zone of heater 9.
Material storage tank 6, is the place of material temporarily storage before entering pyrolysis reactor 7.When control system 21 is given
During charging signal, now pyrolysis reactor is in high-temperature high-pressure state, and is connected with fluidizing gas, and second material control valve 5 is opened,
Material storage tank 6 and pyrolysis reactor 7 reach pressure balance, and material gravity effect enters the pyrolysis reactor 7 of High Temperature High Pressure, thing
After material is completely into reactor, close second material control valve 5.First material control valve 4 can be opened afterwards, next batch materials
Enter material storage tank 6.Material storage tank 6 can effectively prevent from regurgitating phenomenon in material fill process, and material stores in material
Pre-activate process can be realized in tank 6.
After material enters pyrolysis reactor 7, fast activating, after certain soak time, the Product Activity charcoal that obtains.For
The little material of density, can be taken out of from discharging opening 27 by fluidizing gas, separate in cyclone separator 10, be collected in collection charcoal case 11；
For the material that density is larger, it is difficult to from cyclone separator discharging it may be considered that from pyrolysis reactor spouted bed pyrolysis reactor
Opening controlling valve 20 discharging is passed through in bottom, is collected in collection charcoal case 11.
During fast pyrogenation prepares activated carbon, have a large amount of flue gases and produce.Prepare activity according to chemical activation method
Charcoal, the one-tenth branch in flue gas is more complicated to be condensed it is therefore desirable to be sprayed using condensing units.Wherein, condensing units include spraying
Condenser 12, heat exchanger 14, circulating pump 15 and liquid collecting box 13.In spray condenser 12 built with multiple nozzles, it is divided into two
Row, the selection of spray liquid can enter heat exchanger 14 according to the one-tenth component selections of pyrolysis gas through circulating pump 15, enters back into nozzle atomization
Spray high-temperature flue gas, because the temperature of flue gas is higher, spray liquid is easily heated, and therefore heat exchanger 14 is used for chilling spray liquid.
Spouted bed can be recycled into from spray condensing units not condensable gases out again as fluidizing gas.
Need circulating fan 16 to provide power in the process, fast activating pyrolytic process has more uncondensable gas
Produce, therefore measure the flow of ciculation fluidized gas using effusion meter 19, when flow is excessive, control valve 17 is opened, releasing portion
Divide fluidizing gas.
Illustrate:
1: apply this system fast activating preparation pine wood sawdust activated carbon.
Pine wood sawdust particle diameter 0.2-1mm soaks 3h with phosphoric acid 1:1 in mass ratio in advance, in drying in oven.
Pyrolysis reactor selects spouted bed reactor size diameter 300mm, height 900mm, 45 ° of cone angle, nozzle 27mm, stream
Air flow 20m2/h, heating furnace power 15kw, Three-section type heating, spouted bed circular cone area is located at heating furnace flat-temperature zone.Heating
Spouted bed reactor is encased by stove, and provides pyrolysis required heat.
Every batch of charging 2kg material of charger, when in weighing device, material reaches 4kg, suction feeder stops suction, when
When in weighing device, material is less than 3kg, suction feeder opens suction.Charging is spaced apart 4min soak time 3min, every batch of material
Activate 3min in spouted bed reactor.
The treating capacity of pine wood sawdust up to 30kg/h, realize automatically controlling, continuous operation, the activated carbon obtaining by whole process
Specific surface area can reach 1000-1300m2/g.
2: apply this system fast activating to prepare walnut shell activated carbon.
Walnut shell particle diameter 0.4-0.8mm soaks 3h with phosphoric acid 1:1 in mass ratio in advance, in drying in oven.
Pyrolysis reactor selects spouted bed reactor size diameter 300mm, height 900mm, 45 ° of cone angle, nozzle 27mm, stream
Air flow 20m2/ h, heating furnace power 15kw, Three-section type heating, spouted bed circular cone area is located at heating furnace flat-temperature zone.Heating
Spouted bed reactor is encased by stove, and provides pyrolysis required heat.
Every batch of charging 3kg material of charger, when in weighing device, material reaches 6kg, suction feeder stops suction, when
When in weighing device, material is less than 4.5kg, suction feeder opens suction.Feed and be spaced apart 5min soak time 5min, every batch
Material activates 5min in spouted bed reactor.
The treating capacity of pine wood sawdust up to 36kg/h, realize automatically controlling, continuous operation, the activated carbon obtaining by whole process
Specific surface area can reach 1300-1400m2/g.
3: apply this system fast pyrogenation preparation bio oil.
Material chooses pine wood sawdust, particle diameter 0.56-0.9mm, and pyrolysis reactor selects spouted bed reactor size diameter
300mm, height 900mm, 45 ° of cone angle, nozzle 27mm, fluidization gas flow 20m2/ h, heating furnace power 15kw, three-stage adds
Heat, spouted bed circular cone area is located at heating furnace flat-temperature zone.Spouted bed reactor is encased by heating furnace, and provides pyrolysis required heat
Amount.Fast pyrogenation temperature selects 500 DEG C.
5kg quartz sand, quartz sand particle size 0.4-0.9mm, every batch of charging 1kg Masson Pine of charger is placed in spouted bed reactor
Sawdust, when in weighing device, material reaches 6kg, suction feeder stops suction, when in weighing device, material is less than 4.5kg
When, suction feeder opens suction.Charging is spaced apart 1.5min, and treating capacity can reach 40kg/h.
Experiment show that the yield of bio oil is 57.8%-69.4%, comprises substantial amounts of phenols, aldehyde in the bio oil obtaining
Class, alcohol type organic, calorific value is higher, can reach 14mj/kg.
Embodiments of the invention and accompanying drawing, but it will be appreciated by those skilled in the art that: without departing from the present invention and institute
In attached spirit and scope by the claims, various replacements, to change and modifications be all possible, therefore, the scope of the present invention not office
It is limited to embodiment and accompanying drawing disclosure of that.
Claims (9)
1. a kind of biomass fast activating or fast activating or fast pyrogenation prepare the system of activated carbon or bio oil, and its feature exists
In: the feed system, pyrolysis reactor and its heater, activated carbon/charcoal collection system, the spray that include being sequentially connected are cold
Solidifying system, fluidizing gas blood circulation and control system；Suction feeder that feed system includes being sequentially communicated, weighing device and
Material storage tank, the discharging opening of material storage tank connects setting heating outside the charging aperture putting pyrolysis reactor, pyrolysis reactor
Device；Activated carbon/charcoal collection system includes cyclone separator and collection charcoal case, and the discharging opening of pyrolysis reactor connects whirlwind and divides
Charging aperture from device；Spray condenser system includes spray condenser, heat exchanger, circulating pump, and the air outlet of cyclone separator connects
Put the air inlet of condenser；Fluidizing gas blood circulation includes circulating fan, control valve and effusion meter, the air outlet of condenser according to
The secondary bottom air inlet mouth putting pyrolysis reactor by circulating fan control valve and effusion meter connection.
2. the biomass fast activating according to claim 1 or fast activating or fast pyrogenation prepare activated carbon or biology
Oil system it is characterised in that: be provided with first material control between the weighing device of described feed system and material storage tank
Valve processed, is provided with second material control valve, the signal output of described weighing device between material storage tank and pyrolysis reactor
End, first material control valve, second material control valve are all connected with the controller of described control system.
3. the biomass fast activating according to claim 1 or fast activating or fast pyrogenation prepare activated carbon or biology
Oil system it is characterised in that: described pyrolysis reactor be fluidized bed pyrolysis reactor, or be spouted bed pyrolytic reaction
Device.
4. the biomass fast activating according to claim 1 or fast activating or fast pyrogenation prepare activated carbon or biology
Oil system it is characterised in that: the charging aperture of described pyrolysis reactor stretches into the inside of pyrolysis reactor, pyrolysis reactor bag
Include the cylindrical zone on top and the circular cone area at middle part and bottom air inlet pipe, the circular cone area at the cylindrical zone of pyrolysis reactor and middle part and under
Portion's air inlet pipe is respectively positioned on inside heater.
5. the biomass fast activating according to claim 1 or fast activating or fast pyrogenation prepare activated carbon or biology
Oil system it is characterised in that: described circular cone area and bottom air inlet pipe external stability install one with Upper cylindrical area diameter
Identical cylindrical drum.
6. the biomass fast activating according to claim 1 or fast activating or fast pyrogenation prepare activated carbon or biology
Oil system it is characterised in that: be provided with temperature sensor in described circular cone area, be provided with described air inlet pipe pressure pass
Sensor, described temperature sensor and pressure transducer are all connected with control system.
7. the biomass fast activating according to claim 1 or fast pyrogenation prepare the system of activated carbon or bio oil,
It is characterized in that: described heater is electric furnace, temperature control scope 50-1000 DEG C, and soaking zone flat-temperature zone can reach
600mm, soaking zone flat-temperature zone thermograde≤± 3 DEG C, temperature-controlled precision≤± 1 DEG C.
8. the biomass fast activating according to claim 1 or fast pyrogenation prepare the system of activated carbon or bio oil,
It is characterized in that: the discharging opening of the cyclone separator of described collection system connects the first collection charcoal case；Described pyrolysis reactor
Bottom discharging opening by 3 material control valve connect second collection charcoal case.
9. the biomass fast activating according to claim 1 or fast pyrogenation prepare the system of activated carbon or bio oil,
It is characterized in that: built with multiple rows of nozzle, spray liquid enters after heat exchanger through circulating pump described spray condenser, by nozzle
Spray, so that spray liquid is lowered the temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610889231.1A CN106336885B (en) | 2016-10-11 | 2016-10-11 | The system that a kind of biomass fast activating or fast pyrogenation prepare activated carbon or bio oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610889231.1A CN106336885B (en) | 2016-10-11 | 2016-10-11 | The system that a kind of biomass fast activating or fast pyrogenation prepare activated carbon or bio oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106336885A true CN106336885A (en) | 2017-01-18 |
| CN106336885B CN106336885B (en) | 2018-09-07 |
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| CN201610889231.1A Active CN106336885B (en) | 2016-10-11 | 2016-10-11 | The system that a kind of biomass fast activating or fast pyrogenation prepare activated carbon or bio oil |
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| CN108059143A (en) * | 2017-12-06 | 2018-05-22 | 中国科学院上海应用物理研究所 | A kind of preparation method of hollow carbosphere and thus obtained hollow carbosphere |
| CN108611109A (en) * | 2018-04-17 | 2018-10-02 | 东南大学 | Three-section type heating device and charcoal preparation system and preparation method |
| CN109337702A (en) * | 2018-10-18 | 2019-02-15 | 中国科学院上海高等研究院 | Microwave-assisted biomass pyrolytic preparation is rich in the method and device of phenolic compound |
| CN110734062A (en) * | 2018-07-18 | 2020-01-31 | 中国石油天然气股份有限公司 | Preparation method of cassava residue activated carbon |
| CN110833816A (en) * | 2019-11-13 | 2020-02-25 | 天津大学 | Preparation method of dipotassium hydrogen phosphate modified enteromorpha biological carbon and application of dipotassium hydrogen phosphate modified enteromorpha biological carbon in removing heavy metal cadmium in water body |
| CN111924845A (en) * | 2020-07-15 | 2020-11-13 | 山东省科学院能源研究所 | System and method for preparing activated carbon material by using quick activation method without carbon emission |
| CN112850709A (en) * | 2021-01-22 | 2021-05-28 | 成都达奇能自科技有限公司 | Activated carbon activation system and activation method |
| CN113150803A (en) * | 2021-05-12 | 2021-07-23 | 山东理工大学 | Multi-inlet inner barrel type spouted bed type biomass charcoal gas co-production system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108059143A (en) * | 2017-12-06 | 2018-05-22 | 中国科学院上海应用物理研究所 | A kind of preparation method of hollow carbosphere and thus obtained hollow carbosphere |
| CN108611109A (en) * | 2018-04-17 | 2018-10-02 | 东南大学 | Three-section type heating device and charcoal preparation system and preparation method |
| CN108611109B (en) * | 2018-04-17 | 2020-04-24 | 东南大学 | Three-section type heating device, and biological carbon preparation system and preparation method |
| CN110734062A (en) * | 2018-07-18 | 2020-01-31 | 中国石油天然气股份有限公司 | Preparation method of cassava residue activated carbon |
| CN110734062B (en) * | 2018-07-18 | 2021-09-28 | 中国石油天然气股份有限公司 | Preparation method of cassava residue activated carbon |
| CN109337702A (en) * | 2018-10-18 | 2019-02-15 | 中国科学院上海高等研究院 | Microwave-assisted biomass pyrolytic preparation is rich in the method and device of phenolic compound |
| CN109337702B (en) * | 2018-10-18 | 2021-02-12 | 中国科学院上海高等研究院 | Method and device for preparing phenolic compound-rich compound by microwave-assisted biomass pyrolysis |
| CN110833816A (en) * | 2019-11-13 | 2020-02-25 | 天津大学 | Preparation method of dipotassium hydrogen phosphate modified enteromorpha biological carbon and application of dipotassium hydrogen phosphate modified enteromorpha biological carbon in removing heavy metal cadmium in water body |
| CN111924845A (en) * | 2020-07-15 | 2020-11-13 | 山东省科学院能源研究所 | System and method for preparing activated carbon material by using quick activation method without carbon emission |
| CN112850709A (en) * | 2021-01-22 | 2021-05-28 | 成都达奇能自科技有限公司 | Activated carbon activation system and activation method |
| CN113150803A (en) * | 2021-05-12 | 2021-07-23 | 山东理工大学 | Multi-inlet inner barrel type spouted bed type biomass charcoal gas co-production system |
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