CN207811678U - A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal - Google Patents
A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal Download PDFInfo
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- CN207811678U CN207811678U CN201820061061.2U CN201820061061U CN207811678U CN 207811678 U CN207811678 U CN 207811678U CN 201820061061 U CN201820061061 U CN 201820061061U CN 207811678 U CN207811678 U CN 207811678U
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Abstract
The utility model discloses a kind of devices of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal, it include the gas handling system for providing reaction gas and carrier gas, the outlet end of gas handling system is connected with pre-heating system, the outlet end of pre-heating system is connected with heat preservation filtration system, the outlet end of heat preservation filtration system is connected with reaction system, the outlet end of reaction system is connected with product collection system, and product heat-insulation system is provided on the pipeline between reaction system and product collection system, pre-heating system, the outer sheath for keeping the temperature filtration system and reaction system is equipped with microwave generation system.The utility model enables solid waste efficiently minimizing, product liquid bio oil and solid product pyrolytic carbon that innoxious, resourcable transformation is high value using the method for microwave depolymerization+catalytic pyrolysis two-stage conversion.
Description
Technical field
The utility model belongs to utilization of waste as resource field, and in particular to a kind of efficient depolymerization of solid waste microwave
The device of co-producing bio-oil and charcoal.
Background technology
In recent years, mankind's activity causes the discharge capacity of all kinds of wastes to sharply increase, including trade waste, agriculture waste
Object, forestry waste, house refuse, cities and towns and paper mill sludge, scrap rubber, damaged tire etc..The effective rate of utilization of these wastes
Low, it is impossible to meet increasingly harsh environmental requirements for traditional burning and burial, therefore, seek efficiently turning for waste material
Change and Processes For Effective Conversion is particularly critical.
Pyrolysis technology due to advantages such as fast, the processing procedure cleanliness without any pollution of, processing speed wide with adaptability to raw material, at
For one of the effective way of changing rejected material to useful resource processing.However, conventional thermal cracking processes are due to being thermal energy with lower biography
Hot rate is conducted from raw material surface to inside, causes thermal cracking processes conversion complex, the poor controllability of product constrains this
The further development of technology.And microwave thermal cracking mode is due to by microware heating, in microwave absorption medium booster action
Under the inside and outside of material may be implemented while heating, can effectively overcome conventional thermal cracking there are the shortcomings that, prevent thermal cracking mistake
The coking charing of journey and the generation of secondary response are conducive to the efficient and abundant conversion of waste resource.But it also lacks at present special
The microwave thermal cracker of industry is especially a lack of the two-stage catalytic unit for capableing of accuracy controlling microwave thermal cracking processes product.
Utility model content
The purpose of this utility model is to provide a kind of efficient depolymerization co-producing bio-oil of solid waste microwave and charcoals
Device, for solving problem of the prior art, the utility model using microwave depolymerization+catalytic pyrolysis two-stage conversion method,
Enable solid waste efficiently minimizing, product liquid bio oil and solid that innoxious, resourcable transformation is high value
Product pyrolytic carbon.
In order to achieve the above objectives, the utility model adopts the following technical solution：
A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal, including be used to provide reaction gas
It is connected with pre-heating system with the outlet end of the gas handling system of carrier gas, gas handling system, the outlet end of pre-heating system, which is connected with, to be kept the temperature
Filter system, the outlet end for keeping the temperature filtration system are connected with reaction system, and the outlet end of reaction system is connected with product collection system,
And product heat-insulation system is provided on the pipeline between reaction system and product collection system, pre-heating system, heat preservation filtration system
And the outer sheath of reaction system is equipped with microwave generation system.
Further, the gas handling system includes the air inlet pipe made of reaction tracheae and carrier gas manifold collection, air inlet pipe
Outlet end connects pre-heating system；Pre-heating system includes the spiral helicine economizer bank for being connected to air inlet pipe outlet end, economizer bank it is outer
Side is arranged with preheating silicon carbide casing, and the outlet end of economizer bank is connected with heat preservation filtration system.
Further, heat preservation filtration system includes being connected to the filtering heat preservation plug of economizer bank outlet end, and filtering heat preservation is stifled
Heatproof quartz heat-preservation cotton is equipped in head, the outlet end of filtering heat preservation plug connects reaction system；Reaction system includes being connected to
Filter keeps the temperature the cracking reactor of plug outlet end and the catalytic reactor in cracking reactor outlet end, catalytic reactor is arranged
Outlet end be connected with gas trap, be connected with product collection system between the outlet end and gas trap of catalytic reactor.
Further, cracking reactor is the semicircular hollow cylinder in section, and the upper end of hollow cylinder is solid waste
Mouth is added, one end of hollow cylinder is equipped with cracking reactor air inlet, cracking reactor air inlet and the outlet of filtering heat preservation plug
End is connected；
Catalytic reactor includes the reactor body of hollow cylinder, and one end of reactor body is equipped with end cap, on end cap
Several catalytic reactor air admission holes are evenly equipped with, the other end of reactor body is provided with catalytic reactor gas outlet.
Further, microwave generation system includes setting on the outside of pre-heating system, heat preservation filtration system and reaction system
Microwave enclosure and the microwave feedthrough system that is arranged on microwave enclosure, the both sides of microwave enclosure be respectively equipped with front end microwave suppression
The free end of device processed and rear end microwave restraining device, front end microwave restraining device is provided with sealing end.
Further, product heat-insulation system includes the heat preservation silicon carbide casing being set on the pipeline of catalytic reactor outlet end
With electrical heat tracing device, and keeps the temperature silicon carbide casing and be set in catalytic reactor outlet end pipeline and be located inside microwave enclosure
Part, electrical heat tracing device are set in the part that catalytic reactor outlet end pipeline is located at outside microwave enclosure.
Further, product collection system includes the collecting pipe being connected between the outlet end of catalytic reactor and gas trap
The outlet end in road, collection conduit is connected with level-one bio oil collection device, the distillation outlet connection of level-one bio oil collection device
There is two stage biological oil collection device, condenser pipe is arranged in collection conduit.
Compared with prior art, the utility model has technique effect beneficial below：
The present apparatus devises reaction gas and carrier gas two-stage gas handling system, and cracking reactor and catalytic reactor are combined,
The online catalytic reforming of solid waste thermal cracking steam is realized well, and can be reacted by cracking reactor and catalysis
Device itself material inhales baud point and realizes the temperature automatic adjustment under same microwave energy, is conducive to improve final product bio oil
Quality.The product collection system of design can realize point of different molecular weight in product, boiling point component by two sections of hierarchical approaches
Grade enrichment.
Reaction gas is added in the utility model during the reaction, and reaction gas methanol, formaldehyde and methane can absorb well
Microwave energy is converted into free radical, is formed in " high mars free radical site ", to be combined with cracking steam activity end, inhibits secondary
The generation of reaction；The addition of simultaneous reactions gas can be very good to carry thermal cracking steam removal reaction system, mixed with solvent version
Enter in bio oil, bio oil is prevented to be adhered on the tube wall of device, and solvent can pass through the form and bio oil of vacuum distillation
It detaches and repeats back to receipts and utilize, realize cleaning and cycle Commercial cultivation.
Further, cracking reactor material is by the recrystallized silicon carbide of mass parts 80%~90% and 10%~20%
Metal oxide adsorbent mixing composition, catalytic reactor material is recrystallized silicon carbide, and such mode can be very good to control
The reaction temperature of system cracking section and catalytic section.Metal oxide is added in cracking reactor material, can be very good to accelerate its suction
The efficiency for receiving microwave, to improve the heating rate and lysis efficiency of heat scission reaction；And catalytic reactor is using recrystallization carbon
The reactor of SiClx material, this material can realize that the temperature of catalyst reaction section is low under the premise of not changing microwave frequency
In cracking reaction section, the quadric catalysis of cracking steam may advantageously facilitate in this way, and reduce the generation of secondary response.
Further, when reaction starts, gas trap is first opened, microwave generation system is then turned on, microwave frequency is
2.45GHz, microwave power are 200~400W, are reacted 5~10 minutes, the water and degraded that discharge initial stage cracking reaction generates
Close object；The oxygen content in agriculture and forestry organic waste material etc. can be greatly lowered (with shapes such as water, carbon dioxide, carbon monoxide in this mode
Formula removes), to be conducive to improve the calorific value of bio oil and improve the distribution of component in bio oil.
Description of the drawings
The equipment flowsheet of Fig. 1 the utility model；
Fig. 2 is cracking reactor schematic diagram；
Fig. 3 is catalytic reactor schematic diagram.
Wherein, 1- air inlet pipe, 2- seal end, the front ends 3- microwave restraining device, and 4- preheats silicon carbide casing, 5- preheatings
Pipe, 6- microwave enclosures, 7- filtering heat preservation plugs, 8- cracking reactors, 9- microwave feedthrough systems, 10- catalytic reactors, 11- are protected
Warm silicon carbide casing, the rear ends 12- microwave restraining device, 13- electrical heat tracing devices, 14- gas traps, 15- condenser pipes, 16- mono-
Grade bio oil collection device, 17- two stage biological oil collection devices, 18- cracking reactor air inlets, 19- catalytic reactor end caps,
20- catalytic reactor air admission holes, 21- catalytic reactors gas outlet.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1 to Fig. 3, a kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal, mainly
By gas handling system, pre-heating system keeps the temperature filtration system, reaction system, microwave generation system, product heat-insulation system, collection of products
System forms.
Gas handling system is made of two air inlet pipe 1 of reaction gas and carrier gas, and material is quartz ampoule, the outlet of air inlet pipe 1 and preheating
System is connected.
Pre-heating system is made of preheating silicon carbide casing 4 and economizer bank 5.4 material of preheating silicon carbide casing is attached most importance to crystalline carbon
SiClx, is hollow sleeve, and economizer bank 5 is sleeved in preheating silicon carbide casing 4；5 material of economizer bank is quartz ampoule, in the shape of a spiral, in advance
5 import of heat pipe is connected with the outlet of air inlet pipe 1, and the outlet of economizer bank 5 is connected with heat preservation filtration system.
Filtration system is kept the temperature, is made of filtering heat preservation plug 7, filtering heat preservation plug material is quartz ampoule, and the inside is added resistance to
Fire stons English heat-preservation cotton, filtering heat preservation 7 import of plug are connected with economizer bank 5, and the outlet of filtering heat preservation plug 7 is connected with reaction system.
Reaction system is made of cracking reactor 8 and catalytic reactor 10.8 material of cracking reactor is by mass parts
80%~90% recrystallized silicon carbide and 10%~20% metal oxide adsorbent mixing composition, the metal oxidation
Object absorbent is iron oxide, copper oxide, magnesia, calcium oxide, one kind in nickel oxide；Cracking reactor 8 is semicircle shape, upper end
Opening, solid waste are added from upper end, and cracking reactor air inlet 18 is connected with the outlet of filtering heat preservation plug 7, cracking reaction
The gas that device 8 generates volatilizees from upper end and enters in catalytic reactor 10.10 material of catalytic reactor is recrystallized silicon carbide,
There is catalytic reactor end cap 19 in 10 one end of catalytic reactor, has catalytic reactor air admission hole 20 on catalytic reactor end cap 19, urges
Change 10 other end of reactor is catalytic reactor gas outlet 21, and catalytic reactor gas outlet 21 is connected with product heat-insulation system.Instead
System capacity is answered to be provided by microwave generation system.
Microwave generation system is inhibited by microwave enclosure 6, microwave feedthrough system 9, front end microwave restraining device 3, rear end microwave
Device 12, sealing end 2 form.End 2 is sealed with front end microwave restraining device 3 by seal washer, plays air seal work
With.Front end microwave restraining device 3 and rear end microwave restraining device 12 are connected with microwave enclosure 6, are circular hollow sleeve, material
For stainless steel.Microwave feedthrough system 9 mainly provides microwave power, 4. microwave frequencies：2.45GHz, 2. microwave output powers：0.01
~1.45KW is continuously adjustable.
Product heat-insulation system is made of heat preservation silicon carbide casing 11 and electrical heat tracing device 13.Keep the temperature silicon carbide casing
11 carry out pipeline heat insulation in microwave enclosure 6, and material is recrystallized silicon carbide；Electrical heat tracing device 13 carries out outside microwave enclosure 7
Pipeline heat insulation, outer tube outlet are connected with gas trap 14 and product collection system.Gas trap 14 is for controlling microwave depolymerization generation
The discharge of gas.
Product collection system, by condenser pipe 15, level-one bio oil collection device 16,17 groups of two stage biological oil collection device
At.The water that 15 medium of condenser pipe is 2~5 DEG C, the outlet of condenser pipe 15 are connected with level-one bio oil collection device 16, level-one bio oil
Collection device 16 is connected with two stage biological oil collection device 17, is placed with cooling medium in two stage biological oil collection device 17, is dry
Ice acetone bath.
A kind of method of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal, mainly comprises the following steps：
1. it is 0.5~10mm that solid waste, which is ground into grain size, it is placed in cracking reactor 8；It is 2~10mm by grain size
Catalyst be placed in catalytic reactor 10.Carrier gas is passed through 10 minutes to exclude the air in reaction system, every gram of solid waste
The corresponding carrier gas flux of object is 5~30mL/min；The solid waste is agriculture and forestry organic waste material, house refuse, sludge, useless rubber
One or more mixing in glue；The carrier gas is helium；The catalyst is zeolitic catalyst, Activated Carbon-Supported Gold Catalyst
One kind in attribute catalyst.
2. opening electrical heat tracing device 13, temperature is 250~350 DEG C, opens gas trap 14, is then turned on microwave
System, microwave frequency 2.45GHz, microwave power are 200~400W, are reacted 5~10 minutes, and discharge initial stage cracking reaction generates
Water and low molecular compound.
3. being passed through reaction gas, the condensed water in condenser pipe 15 is opened, controlled at 2~5 DEG C, two stage biological oil collects dress
Dry ice acetone bath is added in setting 17, closes gas trap 14, adjusting microwave power is 800~1200W, and cracking reactor is warming up to
400~700 DEG C, corresponding catalytic reactor temperature is 350~650 DEG C at this time, keeps reaction 15~30 minutes at this temperature.
The reaction gas is methanol or formaldehyde gas, and the corresponding carrier gas flux of every gram of solid waste is 0.1~2mL/min.
4. after reaction, closing microwave generation system, electrical heat tracing device is closed, and stops being passed through reaction gas, is waited for
When temperature in cracking reactor 8 is down to 150 DEG C or less, stopping is passed through carrier gas, and closes the condensed water in condenser pipe 15.Level-one
It is the level-one bio oil mixed liquor being collected into bio oil collection device 16, level-one bio oil mixed liquor is evaporated under reduced pressure (temperature
20 DEG C of degree, relative degree of vacuum -0.085~-0.095Mpa), when no fraction steams, remaining liquid is level-one bio oil；Two
It is two stage biological oil that grade bio oil collection device 17, which is collected into,；Microwave device is opened, remaining product is in cracking reactor 8
Charcoal.
The utility model is described in detail with reference to embodiment：
Embodiment 1
By 10g corn straw smashings at grain size be 0.5~2mm, be placed in by 80% recrystallized silicon carbide and 20% oxygen
In the cracking reactor 8 for changing iron material matter composition；The HZSM-5 zeolite catalysts that grain size is 2mm are placed in recrystallized silicon carbide material
Catalytic reactor 10 in, be passed through flow be 50mL/min helium to exclude the air in reaction system.Open electrical heat tracing
Device 13, temperature are 250 DEG C, open gas trap 14, are then turned on microwave generation system, microwave frequency 2.45GHz, microwave work(
Rate is 200W, is reacted 10 minutes, then passes to the methanol reaction gas that flow is 1mL/min, opens the condensed water in condenser pipe 15,
Controlled at 2 DEG C, dry ice acetone bath is added in two stage biological oil collection device 17, closes gas trap 14, adjusts microwave power
For 800W, cracking reactor 8 is warming up to 550 DEG C, and corresponding catalytic reactor temperature is 500 DEG C at this time, is kept at this temperature
Reaction 20 minutes.After reaction, it is anti-that closing microwave generation system, closing electrical heat tracing device 13, and stopping are passed through methanol
Should gas, when the temperature in cracking reactor 8 is down to 150 DEG C or less, stopping is passed through helium, and closes the condensation in condenser pipe 15
Water is in temperature for the level-one bio oil mixed liquor being collected into, level-one bio oil mixed liquor in level-one bio oil collection device 16
20 DEG C, relative degree of vacuum is evaporated under reduced pressure under conditions of being -0.085Mpa, and when no fraction steams, remaining liquid is one
Grade bio oil；It is two stage biological oil that two stage biological oil collection device 17, which is collected into,；Remaining product is made a living in cracking reactor 8
Object charcoal.The biological oily yield (level-one bio oil+two stage biological oil) of acquisition is 67%, calorific value 32MJ/kg；Charcoal yield is
12%, specific surface area 960m2/g。
Embodiment 2
The implementation process that the utility model is introduced by taking waste plastics raw material as an example is as follows：
It is 2~5mm that 10g waste plastics, which is ground into grain size, is placed in by 90% recrystallized silicon carbide and 10% copper oxide
In the cracking reactor 8 of material composition；The SBA-15 zeolite catalysts that grain size is 5mm are placed in urging for recrystallized silicon carbide material
Change reactor 10 in, be passed through flow be 300mL/min helium to exclude the air in reaction system.Open electrical heat tracing device
13, temperature is 350 DEG C, opens gas trap 14, is then turned on microwave generation system, microwave frequency 2.45GHz, microwave power is
400W reacts 5 minutes, then passes to the methane reaction gas that flow is 20mL/min, opens the condensed water in condenser pipe 15, control
Temperature is 5 DEG C, and dry ice acetone bath is added in two stage biological oil collection device 17, closes gas trap 14, adjusts microwave power and is
1200W, cracking reactor 8 are warming up to 700 DEG C, and corresponding catalytic reactor temperature is 650 DEG C at this time, keep anti-at this temperature
It answers 15 minutes.After reaction, microwave generation system is closed, electrical heat tracing device 13 is closed, and stops being passed through methane reaction
Gas, when the temperature in cracking reactor 8 is down to 150 DEG C or less, stopping is passed through helium, and closes the condensation in condenser pipe 15
Water is in temperature for the level-one bio oil mixed liquor being collected into, level-one bio oil mixed liquor in level-one bio oil collection device 16
20 DEG C, relative degree of vacuum is evaporated under reduced pressure under conditions of being -0.095Mpa, and when no fraction steams, remaining liquid is one
Grade bio oil；It is two stage biological oil that two stage biological oil collection device 17, which is collected into,；Remaining product is made a living in cracking reactor 8
Object charcoal.The biological oily yield (level-one bio oil+two stage biological oil) of acquisition is 48%, calorific value 43MJ/kg；Charcoal yield is
18%, specific surface area 810m2/g。
Embodiment 3
The implementation process that the utility model is introduced by taking paper mill sludge raw material as an example is as follows：
It is 0.5~3mm that 10g paper mill sludges, which are ground into grain size, is placed in by 85% recrystallized silicon carbide and 15% oxygen
In the cracking reactor 8 for changing magnesium material composition；The HY zeolite catalysts that grain size is 10mm are placed in recrystallized silicon carbide material
In catalytic reactor 10, be passed through flow be 100mL/min helium to exclude the air in reaction system.Open electrical heat tracing dress
13 are set, temperature is 300 DEG C, opens gas trap 14, is then turned on microwave generation system, microwave frequency 2.45GHz, microwave power
It for 300W, reacts 5 minutes, then passes to the formaldehyde reaction gas that flow is 10mL/min, open the condensed water in condenser pipe 15, control
Temperature processed is 3 DEG C, and dry ice acetone bath is added in two stage biological oil collection device 17, closes gas trap 14, adjusts microwave power and is
1000W, cracking reactor 8 are warming up to 400 DEG C, and corresponding catalytic reactor temperature is 350 DEG C at this time, keep anti-at this temperature
It answers 30 minutes.After reaction, microwave generation system is closed, electrical heat tracing device 13 is closed, and stops being passed through formaldehyde reaction
Gas, when the temperature in cracking reactor 8 is down to 150 DEG C or less, stopping is passed through helium, and closes the condensation in condenser pipe 15
Water is in temperature for the level-one bio oil mixed liquor being collected into, level-one bio oil mixed liquor in level-one bio oil collection device 16
20 DEG C, relative degree of vacuum is evaporated under reduced pressure under conditions of being -0.09Mpa, and when no fraction steams, remaining liquid is level-one
Bio oil；It is two stage biological oil that two stage biological oil collection device 17, which is collected into,；Remaining product is biology in cracking reactor 8
Charcoal.The biological oily yield (level-one bio oil+two stage biological oil) of acquisition is 35%, calorific value 22MJ/kg；Charcoal yield is
47%, specific surface area 75m2/ g, ingredient are calcium carbonate.
Embodiment 4
The implementation process that the utility model is introduced by taking larch and damaged tire mixed raw material as an example is as follows：
5g larches and 5g Waste tyre crushings are placed in be mixed after 5~10mm by 87% knot again at grain size
Brilliant silicon carbide and 13% calcium oxide material composition cracking reactor 8 in；The Pd/C catalyst that grain size is 5mm is placed in and is tied again
In the catalytic reactor 10 of brilliant silicon carbide material, be passed through flow be 150mL/min helium to exclude the air in reaction system.It opens
Electrical heat tracing device 13 is opened, temperature is 320 DEG C, opens gas trap 14, is then turned on microwave generation system, microwave frequency is
2.45GHz, microwave power 350W react 7 minutes, then pass to the methanol reaction gas that flow is 15mL/min, open condensation
Dry ice acetone bath is added controlled at 5 DEG C in condensed water in pipe 15 in two stage biological oil collection device 17, close gas trap
14, adjusting microwave power is 900W, and cracking reactor 8 is warming up to 450 DEG C, and corresponding catalytic reactor temperature is 400 DEG C at this time,
Reaction 25 minutes is kept at this temperature.After reaction, microwave generation system is closed, electrical heat tracing device 13 is closed, and
Stopping is passed through methanol reaction gas, and when the temperature in cracking reactor 8 is down to 150 DEG C or less, stopping is passed through helium, and closes cold
The condensed water in pipe 15 is coagulated, is the level-one bio oil mixed liquor being collected into, level-one bio oil in level-one bio oil collection device 16
Mixed liquor is 20 DEG C in temperature, and relative degree of vacuum is evaporated under reduced pressure under conditions of being -0.092Mpa, when no fraction steams, is remained
Remaining liquid is level-one bio oil；It is two stage biological oil that two stage biological oil collection device 17, which is collected into,；In cracking reactor 8
Remaining product is charcoal.The biological oily yield (level-one bio oil+two stage biological oil) of acquisition is 55%, calorific value 38MJ/
kg；Charcoal yield is 31%, specific surface area 1530m2/g。
Embodiment 5
The implementation process that the utility model is introduced by taking alkali lignin raw material as an example is as follows：
10g alkali lignins are ground into after grain size is 1~3mm and are mixed, are placed in by 80% recrystallized silicon carbide
In the cracking reactor 8 of 20% nickel oxide material composition；By the Fe that grain size is 10mm2O3/ C catalyst is placed in recrystallization carbon
In the catalytic reactor 10 of SiClx material, be passed through flow be 180mL/min helium to exclude the air in reaction system.Open electricity
Heating and heat-insulating device 13, temperature are 270 DEG C, open gas trap 14, are then turned on microwave generation system, microwave frequency is
2.45GHz, microwave power 350W react 10 minutes, then pass to the methanol reaction gas that flow is 3mL/min, open condensation
Dry ice acetone bath is added controlled at 2 DEG C in condensed water in pipe 15 in two stage biological oil collection device 17, close gas trap
14, adjusting microwave power is 1200W, and cracking reactor 8 is warming up to 600 DEG C, and corresponding catalytic reactor temperature is 550 at this time
DEG C, reaction 30 minutes is kept at this temperature.After reaction, microwave generation system is closed, electrical heat tracing device 13 is closed,
And stop being passed through methanol reaction gas, when the temperature in cracking reactor 8 is down to 150 DEG C or less, stopping is passed through helium, and closes
Condensed water in condenser pipe 15 is the level-one bio oil mixed liquor being collected into level-one bio oil collection device 16, level-one biology
Oily mixed liquor is 20 DEG C in temperature, and relative degree of vacuum is evaporated under reduced pressure under conditions of being -0.088Mpa, when no fraction steams,
Remaining liquid is level-one bio oil；It is two stage biological oil that two stage biological oil collection device 17, which is collected into,；Cracking reactor 8
In remaining product be charcoal.The biological oily yield (level-one bio oil+two stage biological oil) of acquisition is 49%, and calorific value is
36MJ/kg；Charcoal yield is 40%, specific surface area 1210m2/g。
Claims (7)
1. a kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal, which is characterized in that including being used for
The gas handling system of reaction gas and carrier gas is provided, the outlet end of gas handling system is connected with pre-heating system, and the outlet end of pre-heating system connects
It is connected to heat preservation filtration system, the outlet end for keeping the temperature filtration system is connected with reaction system, and the outlet end of reaction system is connected with production
Object collection system, and product heat-insulation system is provided on the pipeline between reaction system and product collection system, pre-heating system, guarantor
The outer sheath of warm filtration system and reaction system is equipped with microwave generation system.
2. the device of a kind of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal according to claim 1,
It is characterized in that, the gas handling system includes the air inlet pipe (1) made of reaction tracheae and carrier gas manifold collection, air inlet pipe (1)
Outlet end connects pre-heating system；Pre-heating system includes the spiral helicine economizer bank (5) for being connected to air inlet pipe (1) outlet end, preheating
The outer sheath for managing (5) is equipped with preheating silicon carbide casing (4), and the outlet end of economizer bank (5) is connected with heat preservation filtration system.
3. the device of a kind of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal according to claim 2,
It is characterized in that, heat preservation filtration system includes being connected to the filtering heat preservation plug (7) of economizer bank (5) outlet end, filtering heat preservation is stifled
Heatproof quartz heat-preservation cotton is equipped in head (7), the outlet end of filtering heat preservation plug (7) connects reaction system；Reaction system includes connecting
The catalysis for being connected on the cracking reactor (8) of filtering heat preservation plug (7) outlet end and being arranged in cracking reactor (8) outlet end is anti-
Device (10), the outlet end of catalytic reactor (10) is answered to be connected with gas trap (14), the outlet end of catalytic reactor (10) and gas
Valve is connected with product collection system between (14).
4. the device of a kind of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal according to claim 3,
It is characterized in that, cracking reactor (8) is the semicircular hollow cylinder in section, the upper end of hollow cylinder is added for solid waste
Mouthful, one end of hollow cylinder is equipped with cracking reactor air inlet (18), cracking reactor air inlet (18) and filtering heat preservation plug
(7) outlet end is connected；
Catalytic reactor (10) includes the reactor body of hollow cylinder, and one end of reactor body is equipped with end cap (19), end
Several catalytic reactor air admission holes (20) are evenly equipped on lid (19), the other end of reactor body is provided with catalytic reactor outlet
Mouth (21).
5. the device of a kind of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal according to claim 3,
It is characterized in that, microwave generation system includes the microwave being arranged on the outside of pre-heating system, heat preservation filtration system and reaction system
Babinet (6) and the microwave feedthrough system (9) being arranged on microwave enclosure (6), the both sides of microwave enclosure (6) are respectively equipped with front end
Microwave restraining device (3) and rear end microwave restraining device (12), the free end of front end microwave restraining device (3) are provided with sealed end
Head (2).
6. the device of a kind of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal according to claim 5,
It is characterized in that, product heat-insulation system includes the heat preservation silicon carbide casing being set on the pipeline of catalytic reactor (10) outlet end
(11) and electrical heat tracing device (13) it, and keeps the temperature silicon carbide casing (11) and is set in catalytic reactor (10) outlet end pipeline position
In the internal part of microwave enclosure (6), electrical heat tracing device (13) is set in catalytic reactor (10) outlet end pipeline and is located at
The external part of microwave enclosure (6).
7. the device of a kind of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal according to claim 6,
It is characterized in that, product collection system includes the collection being connected between the outlet end of catalytic reactor (10) and gas trap (14)
The outlet end of pipeline, collection conduit is connected with level-one bio oil collection device (16), the steaming of level-one bio oil collection device (16)
It distillates mouth and is connected with two stage biological oil collection device (17), condenser pipe (15) is arranged in collection conduit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061061.2U CN207811678U (en) | 2018-01-15 | 2018-01-15 | A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061061.2U CN207811678U (en) | 2018-01-15 | 2018-01-15 | A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal |
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| CN207811678U true CN207811678U (en) | 2018-09-04 |
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| CN201820061061.2U Expired - Fee Related CN207811678U (en) | 2018-01-15 | 2018-01-15 | A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107987866A (en) * | 2018-01-15 | 2018-05-04 | 陕西科技大学 | A kind of device and method of the efficient depolymerization co-producing bio-oil of solid waste microwave and charcoal |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107987866A (en) * | 2018-01-15 | 2018-05-04 | 陕西科技大学 | A kind of device and method of the efficient depolymerization co-producing bio-oil of solid waste microwave and charcoal |
| CN107987866B (en) * | 2018-01-15 | 2023-06-30 | 陕西科技大学 | Device and method for efficiently depolymerizing solid waste by microwaves and co-producing bio-oil and biochar |
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