CN105925292A - Rapid tire pyrolysis system and rapid tire pyrolysis method - Google Patents
Rapid tire pyrolysis system and rapid tire pyrolysis method Download PDFInfo
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- CN105925292A CN105925292A CN201610425767.8A CN201610425767A CN105925292A CN 105925292 A CN105925292 A CN 105925292A CN 201610425767 A CN201610425767 A CN 201610425767A CN 105925292 A CN105925292 A CN 105925292A
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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
- C10B53/07—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of solid raw materials consisting of synthetic polymeric materials, e.g. tyres
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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
- C10B39/00—Cooling or quenching coke
-
- 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
-
- 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
- C10G1/10—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
-
- 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
- C10G2300/1003—Waste materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention provides a rapid tire pyrolysis system and a rapid tire pyrolysis method. The rapid tire pyrolysis system comprises a tire pretreatment device (100), a pyrolysis reactor (5), a first feed screw (4), a pyrolysis oil-gas treatment device (200), a second feed screw (13) and a carbon black treatment device (300). The rapid tire pyrolysis system has the advantages that a dust collector is arranged inside the pyrolysis reactor and is heated by temperature in the pyrolysis reactor without addition of an external heat source, the temperature of the dust collector is slightly lower than that in the pyrolysis reactor, and accordingly secondary cracking or condensation of coke can be avoided effectively, and high dust collection efficiency and simplicity in operation are achieved; the rapid tire pyrolysis system is capable of increasing coke yield effectively, so that sensible heat in the system is recycled sufficiently and high utilization ratio of energy sources is achieved.
Description
Technical field
The present invention relates to chemical field, concrete, relate to tire fast pyrolysis systems and method.
Background technology
Along with the automobile industry of China and developing rapidly of transportation, the demand of tire is that staged increases, and produces simultaneously
The amount of raw waste tire the most all increases.Waste tire heap is abandoned and is not only occupied substantial amounts of soil, and the extremely difficult degraded of tire,
Stacking process discharges toxic and harmful, serious environment pollution.
Waste tire is converted into oil, gas, white carbon black resource by the mode using pyrolysis, is tire minimizing, resource, harmless
Change one of maximally effective utilization ways.But, current tire pyrolysis technique coal-tar middle oil dust-laden problem is always tire pyrolysis technology
In a difficult problem.Current dedusting technology is mainly cyclone dust collection technology, metal screen dedusting technology, grain bed dedusting technology.
The efficiency of dust collection of cyclone dust collection technology is relatively low, the generation high temperature corrosion relatively low, easy of the bearing temperature of metal filter screen dedusting technology and
Oxidation, grain bed dedusting technology efficiency is higher.But current dedusting technology is mainly external, in high-temperature oil gas dust removal process
It is both needed to heating and thermal insulation, it is to avoid the second pyrolysis of tar or condensation, causes tar to lose.
Thus, current tire pyrolysis technology still haves much room for improvement.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the one of the present invention
Purpose is that propose one is arranged at pyrolytic reaction furnace interior by dust arrester, it is not necessary to add external heat source, dust arrester temperature
Slightly below fire box temperature, can be prevented effectively from second pyrolysis or the condensation of tar, and efficiency of dust collection is high, or tire simple to operate
Fast pyrolysis systems.
In one aspect of the invention, the invention provides a kind of tire fast pyrolysis systems.According to embodiments of the invention,
This tire fast pyrolysis systems includes:
Tire pretreatment unit 100,
Pyrolysis reactor 5, described pyrolysis reactor 5 includes pyrolysis material entrance 5-1, white carbon black outlet 5-2, pyrolysis oil gas vent
5-3, fuel gas inlet 5-4 and exhanst gas outlet 5-5, dust arrester 6 is partially embedded in described pyrolysis reactor 5；Described remove
Dirt device 6 includes dust chamber 6-3, riser 6-2, collection chamber 6-9, wherein, the top of riser 6-2 and dust chamber 6-3
Top connection, the bottom of riser 6-2 connects with the bottom of dust chamber 6-3, and dust chamber 6-3 is connected with riser 6-2
Constitute loop checking installation；Dust chamber 6-3 is positioned at pyrolysis reactor 5, riser 6-2 and collection chamber 6-9 and is positioned at pyrolysis reactor
Outside 5；Dust chamber 6-3 stretches into the sidewall within pyrolysis reactor 5 and is provided with duct 6-4, dust chamber 6-3 and collection chamber 6-9
It is again provided with duct 6-4 on the sidewall that adjacent and dust chamber 6-3 and collection chamber 6-9 shares；Collection chamber 6-9 is away from dust chamber 6-3
Sidewall be provided with pyrolysis oil gas vent 5-3；The top of riser 6-2 is provided with ash-laden gas outlet 6-1, riser 6-2's
Bottom is provided with blast cap 6-6；The bottom of connection dust chamber 6-3 is provided with dividing plate 6-7 in the pipeline of the bottom of riser 6-2,
First feed screw 4, described first feed screw 4 and described tire pretreatment unit 100 and described pyrolytic reaction
Device 5 is connected；
Pyrolysis oil Flash Gas Compression Skid System 200, described pyrolysis oil Flash Gas Compression Skid System 200 is connected with described pyrolysis oil gas vent 5-3；
Second feed screw 13, described second feed screw 13 is connected with described white carbon black outlet 5-2；
White carbon black processing means 300, described white carbon black processing means 300 is connected with described second feed screw 13.
Inventor finds, dust arrester is arranged at pyrolysis reactor by this tire fast pyrolysis systems according to embodiments of the present invention
Inside, uses the temperature in pyrolysis reactor to heat dust arrester, it is not necessary to add external heat source, dust arrester temperature
Slightly below temperature in pyrolysis reactor, can be prevented effectively from second pyrolysis or the condensation of tar, and efficiency of dust collection is high, and simple to operate.
It addition, this tire fast pyrolysis systems can be effectively improved tar yield, internal system sensible heat fully recycles, energy profit
High by rate.
According to embodiments of the invention, pyrolysis reactor 5 also includes that tapered material distributor 5-6, described tapered material distributor 5-6 are located at
Pyrolysis reactor 5 is interior and is positioned at the described pyrolysis material positive lower end of entrance 5-1.
According to embodiments of the invention, the distance between described tapered material distributor 5-6 and described pyrolysis material entrance 5-1 be 100～
500mm。
According to embodiments of the invention, described pyrolysis reactor 5 includes that multiple radial canal 5-7, described radial canal 5-7 are in pyrolysis
Using interlaced arrangement mode in reactor 5, the distance between described radial canal 5-7 is 100～500mm.
According to embodiments of the invention, described tire pretreatment unit includes:
Spinning machine 1；
Pulverizer 2, described pulverizer 2 is connected with described spinning machine 1；
Feed bin 3, described feed bin 3 is connected with described pulverizer 2 and described first feed screw 4.
According to embodiments of the invention, described pyrolysis oil Flash Gas Compression Skid System 200 includes:
Cyclone separator 7, described cyclone separator 7 has mixed material entrance 7-1, solid outlet 7-2 and gas outlet 7-3,
Described mixed material entrance 7-1 is connected with described pyrolysis oil gas vent 5-3；
Ash room 8, described ash room 8 is connected with described solid outlet 7-2；
First Heat Exchanger 9, described First Heat Exchanger 9 have pyrolysis oil gas entrance 9-1, secondary heat exchange air intake 9-2, three
Level heat exchange air outlet slit 9-3 and pyrolysis oil gas vent 9-4, described pyrolysis oil gas entrance 9-1 are connected with described gas outlet 7-3,
Described three grades of heat exchange air outlet slit 9-3 are connected with described blast cap 6-6；
Clean unit 10, described clean unit 10 has pyrolysis oil gas entrance 10-1, pyrolysis oil outlet 10-2 and pyrolysis gas and goes out
Mouth 10-3, described pyrolysis oil gas entrance 10-1 are connected with described pyrolysis oil gas vent 9-4；
Oil tank 12, described oil tank 12 is connected with described pyrolysis oil outlet 10-2,
Gas holder 11, described gas holder 11 is connected with described pyrolysis gas outlet 10-3 and described fuel gas inlet 5-4.
According to embodiments of the invention, described white carbon black processing means 300 includes:
Second heat exchanger 14, described second heat exchanger 14 has white carbon black entrance 14-1, white carbon black outlet 14-2, one-level heat exchange sky
Gas entrance 14-3 and secondary heat exchange air outlet slit 14-4, described white carbon black entrance 14-1 are connected with described second feed screw 13,
Described secondary heat exchange air outlet slit 14-4 is connected with described secondary heat exchange air intake 9-2；
Lag cooler 16, described lag cooler 16 is connected with described white carbon black outlet 14-2；
Ash silo 17, described ash silo 17 is connected with described lag cooler 16 and described ash room 8；
3rd heat exchanger 15, described 3rd heat exchanger 15 has air intake 15-1, one-level heat exchange air outlet slit 15-2, cigarette
Gas entrance 15-3 and exhanst gas outlet 15-4, described one-level heat exchange air outlet slit 15-2 and described one-level heat exchange air intake 14-3
Being connected, described smoke inlet 15-3 is connected with described exhanst gas outlet 5-5.
According to embodiments of the invention, a diameter of 2-10mm of described duct 6-4.
According to embodiments of the invention, described duct 6-4 is evenly distributed on the dust filtration room 6-3 and the side of described collection chamber 6-9
On wall.
According to embodiments of the invention, described dividing plate 6-7 is push-pull valve or butterfly valve.
According to embodiments of the invention, the dust filtration room 6-3 is provided with filter medium.
According to embodiments of the invention, the particle diameter of described filter medium is 5-20mm.
In another aspect of this invention, the invention provides one and utilize foregoing tire fast pyrolysis systems fast pyrogenation
The method of tire.According to embodiments of the invention, the method includes: reels off raw silk from cocoons tire successively and break process, obtains
Pyrolysis material；Make described pyrolysis material carry out pyrolytic reaction, obtain being pyrolyzed oil gas and white carbon black；Described pyrolysis oil gas is removed successively
Dirt, purification and separating treatment, obtain pyrolysis oil and pyrolysis gas；Described white carbon black is carried out heat exchange and cooling processes, be pyrolyzed
White carbon black.Inventor finds, utilizes the method according to embodiments of the present invention, it is possible to fast and effeciently carry out quickly for tire
Being pyrolyzed, and step is simple and convenient to operate, the method can be effectively improved tar yield simultaneously, and uses built-in dedusting to fill
Putting and the temperature in pyrolysis reactor can be utilized to be incubated dust arrester, it is not necessary to external heat source, the temperature of dust arrester is slightly
Less than temperature in pyrolysis reactor, condensation and the second pyrolysis of tar can be prevented effectively from.It addition, the method can be abundant
Recycling system sensible heat, efficiency of energy utilization is high.
According to embodiments of the invention, the present invention at least has the advantages that
(1) carry out fast pyrogenation for junked tire, improve tar yield；
(2) using built-in dust arrester, temperature is slightly below pyrolysis oven fire box temperature, it is to avoid the condensation of tar and second pyrolysis；
(3) use fire box temperature that dust arrester is heated, it is not necessary to external heat source；
(4) white carbon black uses dry colling, produces without waste water；
(5) in system, Exposure degree utilizes, and efficiency of energy utilization is high；
(6) dust arrester inner filtration medium can recycle.
Accompanying drawing explanation
Fig. 1 shows the structural representation of tire fast pyrolysis systems according to an embodiment of the invention.
Fig. 2 shows the structural representation of dust arrester according to an embodiment of the invention.
Fig. 3 shows the structural representation of tire fast pyrolysis systems in accordance with another embodiment of the present invention.
Fig. 4 shows the structural representation of the tire fast pyrolysis systems according to further embodiment of the present invention.
Fig. 5 shows the structural representation of the tire fast pyrolysis systems according to another embodiment of the present invention.
Fig. 6 shows the structural representation in duct in dust arrester according to an embodiment of the invention.
Detailed description of the invention
Embodiments of the invention are described below in detail.The embodiments described below is exemplary, is only used for explaining the present invention,
And be not considered as limiting the invention.Unreceipted concrete technology or condition in embodiment, according to the document in this area
Described technology or condition or carry out according to product description.Agents useful for same or instrument unreceipted production firm person, be
Can by city available from conventional products.
In one aspect of the invention, the invention provides a kind of tire fast pyrolysis systems.According to embodiments of the invention,
With reference to Fig. 1, this tire fast pyrolysis systems includes: tire pretreatment unit 100, pyrolysis reactor 5, the first screw feeding
Machine 4, pyrolysis oil Flash Gas Compression Skid System 200, the second feed screw 13 and white carbon black processing means 300.
According to embodiments of the invention, with reference to Fig. 3, tire pretreatment unit 100 farther includes spinning machine 1, pulverizer 2
With feed bin 3.Wherein, pulverizer 2 is connected with spinning machine 1, and feed bin 3 is connected with pulverizer 2 and the first feed screw 4.
According to embodiments of the invention, in process of production, junked tire is delivered to spinning machine 1, by the steel wire in junked tire
Deng extraction, the tire after then reeling off raw silk from cocoons is delivered to pulverizer 2 and is pulverized, and the pyrolysis material obtained is delivered to feed bin 3 and stores.
According to embodiments of the invention, the first feed screw 4 and feed bin 3 and the pyrolysis material entrance 5-1 of pyrolysis reactor 5
It is connected, for the pyrolysis material in feed bin 3 is delivered in pyrolysis reactor 5 carry out fast pyrogenation.
According to embodiments of the invention, pyrolysis reactor 5 has pyrolysis material entrance 5-1, white carbon black exports 5-2, pyrolysis oil gas goes out
Mouth 5-3, fuel gas inlet 5-4 and exhanst gas outlet 5-5, dust arrester 6 is partially embedded in described pyrolysis reactor 5.According to
Inventive embodiment, pyrolysis material is entered by pyrolysis material entrance 5-1 and carries out pyrolytic reaction in pyrolysis reactor 5, and pyrolysis produces
White carbon black is discharged pyrolysis reactor 5 by white carbon black outlet 5-2, and the pyrolysis oil gas that pyrolysis produces goes out through dust arrester 6, pyrolysis oil gas
Mouth 5-3 discharges pyrolysis reactor 5 and enters postprocessing working procedures.
According to embodiments of the invention, pyrolysis reactor 5 also includes that tapered material distributor 5-6, described tapered material distributor 5-6 are located at
Pyrolysis reactor 5 is interior and is positioned at the described pyrolysis material positive lower end of entrance 5-1.By arranging tapered material distributor 5-6, so that hot
Solve material to be uniformly distributed in pyrolysis reactor, be conducive to pyrolysis to expect abundant, thermally equivalent, and then be conducive to improving pyrolytic reaction
Efficiency and speed, promotion pyrolytic reaction fully carry out and improve pyrolysis hydrocarbon yield.
According to embodiments of the invention, the distance between tapered material distributor 5-6 and pyrolysis material entrance 5-1 can be 100～500
mm.Thus, be conducive to improving further pyrolysis material and be uniformly distributed in pyrolysis reactor, and then beneficially the entering of pyrolytic reaction
OK.
According to embodiments of the invention, pyrolysis reactor 5 includes multiple radial canal 5-7, and described radial canal 5-7 is in pyrolytic reaction
Using interlaced arrangement mode in device 5, the distance between radial canal 5-7 is 100～500mm.Thereby, it is possible to it is the most effective
Pyrolysis material is heated by ground, it is not necessary to gas or solid heating carrier, is conducive to improving the calorific value of pyrolysis gas, and is conducive to
Simplify the postprocessing working procedures of pyrolysis oil gas, the above-mentioned set-up mode of radial canal so that uniform temperature fields in pyrolysis reactor,
And each several part temperature-controllable.In some embodiments of the invention, it is passed through flammable in radial canal 5-7 by fuel gas inlet 5-4
Gas, pyrolytic reaction heat supply, the flue gas after burning are discharged by exhanst gas outlet 5-5 by combustible gas at radiation combustion inner pipe.Some
In embodiment, the combustion gas for radial canal can be pyrolysis gas, and resource thus can be circulated utilization, the cigarette that burning produces
The heat that gas carries can be used for other operations.
According to embodiments of the invention, with reference to Fig. 2, dust arrester 6 can include dust chamber 6-3, riser 6-2, gas collection
Room 6-9, wherein, the top of riser 6-2 connects with the top of dust chamber 6-3, the bottom of riser 6-2 and dust chamber 6-3
Bottom connection, dust chamber 6-3 and riser 6-2 is connected composition loop checking installation；Dust chamber 6-3 is positioned at pyrolysis reactor 5
In, riser 6-2 and collection chamber 6-9 is positioned at outside pyrolysis reactor 5；Dust chamber 6-3 stretches into the side within pyrolysis reactor 5
Wall be provided with the structural representation in 6-4 duct, duct see that Fig. 6, dust chamber 6-3 be adjacent with collection chamber 6-9 and dust chamber 6-3 with
It is again provided with duct 6-4 on the sidewall that collection chamber 6-9 shares；Collection chamber 6-9 is provided with pyrolysis away from the sidewall of dust chamber 6-3
Oil gas vent 5-3；The top of riser 6-2 is provided with ash-laden gas outlet 6-1, and the bottom of riser 6-2 is provided with blast cap 6-6；
The bottom of connection dust chamber 6-3 is provided with dividing plate 6-7 in the pipeline of the bottom of riser 6-2.This dust arrester 6 part is embedding
Enter inside pyrolysis reactor 5, it is possible to use pyrolysis oil gas is incubated in dust removal process by the temperature in pyrolysis reactor,
Need not external heat source, take full advantage of the heat of system, improve energy utilization rate, energy efficient, and this dust arrester
Efficiency of dust collection is high, good dedusting effect, and the temperature that the temperature of dust arrester is slightly below in pyrolysis reactor simultaneously can effectively be kept away
Exempt from or reduce condensation and the second pyrolysis of pyrolysis oil gas.
According to embodiments of the invention, the diameter of above-mentioned duct 6-4 can be 2-10mm.Thus, pyrolysis oil gas is conducive to
Inlet and outlet.
According to embodiments of the invention, above-mentioned duct 6-4 is evenly distributed on the sidewall of dust chamber 6-3 and collection chamber 6-9.By
This, processing is simple, convenient, is conducive to improving dust removing effects and efficiency of dust collection.
According to embodiments of the invention, above-mentioned dust chamber 6-3 is provided with filter medium.The concrete kind of filter medium is not by spy
Do not limit, any filter medium can be known in the art, such as, include but not limited to Ceramic Balls etc..Some realities of the present invention
Executing in example, the particle diameter of filter medium can be 5-20mm.Thus, be conducive to improving efficiency of dust collection and dust removing effects.
According to embodiments of the invention, aforementioned barriers 6-7 can be push-pull valve or butterfly valve.Thereby, it is possible to effectively regulate filtration
The inlet-outlet flow balance of medium, simultaneously facilitates the loading of filter medium when starting pyrolysis reactor.
According to embodiments of the invention, the operation principle of dust arrester 6 is as follows: pyrolysis oil gas is extend into by dust chamber 6-3
Duct 6-4 on sidewall within pyrolysis reactor 5 enters dust chamber 6-3 and flows through filter medium, touching by filter medium
Hitting and can remove dust, thus remove the dust in pyrolysis oil gas, then the pyrolysis oil gas of removing dust is another by dust chamber 6-3
Duct 6-4 on side sidewall (i.e. the sidewall that dust chamber 6-3 and collection chamber 6-9 share) enters collection chamber 6-9, thus from
Pyrolysis oil gas vent 5-3 discharges.Inside riser 6-2, it is blown into gas, a side by the blast cap 6-6 bottom riser 6-2
Face purges the dust on the filter medium being adsorbed with dust, is on the other hand blown by the filter medium through purge and loops back
To dust chamber 6-3, to recycle.
According to embodiments of the invention, pyrolysis oil Flash Gas Compression Skid System 200 is connected, for right with described pyrolysis oil gas vent 5-3
Pyrolysis oil gas carries out post processing.In some embodiments of the invention, with reference to Fig. 4, pyrolysis oil Flash Gas Compression Skid System 200 is permissible
Including: cyclone separator 7, ash room 8, First Heat Exchanger 9, clean unit 10, oil tank 12 and gas holder 11.Wherein, rotation
Wind separator 7 has mixed material entrance 7-1, solid outlet 7-2 and gas outlet 7-3, mixed material entrance 7-1 and heat
Solve oil gas vent 5-3 to be connected；Ash room 8 is connected with solid outlet 7-2；First Heat Exchanger 9 have pyrolysis oil gas entrance 9-1,
Secondary heat exchange air intake 9-2, three grades of heat exchange air outlet slit 9-3 and pyrolysis oil gas vent 9-4, pyrolysis oil gas entrance 9-1 with
Gas outlet 7-3 is connected, and three grades of heat exchange air outlet slit 9-3 are connected with blast cap 6-6；Clean unit 10 has pyrolysis oil gas and enters
Mouth 10-1, pyrolysis oil outlet 10-2 and pyrolysis gas outlet 10-3, pyrolysis oil gas entrance 10-1 is connected with pyrolysis oil gas vent 9-4；
Oil tank 12 is connected with pyrolysis oil outlet 10-2, and gas holder 11 is connected with pyrolysis gas outlet 10-3 and fuel gas inlet 5-4.Thus,
Pyrolysis oil Flash Gas Compression Skid System 200 effectively can carry out the operation such as dedusting, purification separation to pyrolysis oil gas, and device structure is simple,
Processing ease, and treatment effect is preferable.
According to embodiments of the invention, the second feed screw 13 is connected with white carbon black outlet 5-2 and white carbon black processing means 300,
For the white carbon black produced in pyrolysis reactor 5 is delivered to white carbon black processing means 30.
According to embodiments of the invention, with reference to Fig. 5, white carbon black processing means 300 may include that the second heat exchanger 14, cold slag
Machine 16, ash silo 17 and the 3rd heat exchanger 15.Wherein, the second heat exchanger 14 has white carbon black entrance 14-1, white carbon black exports 14-2,
One-level heat exchange air intake 14-3 and secondary heat exchange air outlet slit 14-4, white carbon black entrance 14-1 and the second feed screw 13 phase
Even, secondary heat exchange air outlet slit 14-4 is connected with secondary heat exchange air intake 9-2；Lag cooler 16 exports 14-2 phase with white carbon black
Even；Ash silo 17 is connected with lag cooler 16 and ash room 8；3rd heat exchanger 15 has air intake 15-1, one-level heat exchange air
Export 15-2, smoke inlet 15-3 and exhanst gas outlet 15-4, one-level heat exchange air outlet slit 15-2 and one-level heat exchange air intake
14-3 is connected, and smoke inlet 15-3 is connected with exhanst gas outlet 5-5.Pyrolysis produce white carbon black by heat exchange, lag cooler cool down in
Ash silo stores, by dry colling white carbon black in the present invention, produces without waste water, be conducive to protecting environment.
Inventor finds, dust arrester is arranged at pyrolysis reactor by this tire fast pyrolysis systems according to embodiments of the present invention
Inside, uses the temperature in pyrolysis reactor to heat dust arrester, it is not necessary to add external heat source, dust arrester temperature
Slightly below temperature in pyrolysis reactor, can be prevented effectively from second pyrolysis or the condensation of tar, and efficiency of dust collection is high, and simple to operate.
It addition, this tire fast pyrolysis systems can be effectively improved tar yield, internal system sensible heat fully recycles, energy profit
High by rate.
In another aspect of this invention, the invention provides one and utilize foregoing tire fast pyrolysis systems fast pyrogenation
The method of tire.According to embodiments of the invention, the method comprises the following steps: utilize spinning machine 1, pulverizer 2 successively
Reeling off raw silk from cocoons tire successively and break process, obtain pyrolysis material, the pyrolysis obtained expects to store in feed bin 3；Anti-in pyrolysis
Answer in device 5, make above-mentioned pyrolysis material carry out pyrolytic reaction by radial canal heating, obtain being pyrolyzed oil gas and white carbon black；Utilize dedusting
Device 6, cyclone separator 7, First Heat Exchanger 9 carry out dedusting successively to pyrolysis oil gas, heat exchange processes, and then utilize purification
The pyrolysis oil gas that above-mentioned steps is obtained by unit 10 purifies and separating treatment, obtains pyrolysis oil and pyrolysis gas, stores respectively
In oil tank 12 and gas holder 11；Utilize the second heat exchanger 14, lag cooler 16 that white carbon black carries out heat exchange successively and cooling process,
Obtain pyrolytic carbon black, be stored in ash silo 17.Inventor finds, utilizes the method according to embodiments of the present invention, it is possible to fast
Speed carries out fast pyrogenation for tire effectively, and step is simple and convenient to operate, and the method can be effectively improved tar simultaneously
Productivity, and use built-in dust arrester can utilize the temperature in pyrolysis reactor that dust arrester is incubated, it is not necessary to outer
Heating source, the temperature of dust arrester is slightly below temperature in pyrolysis reactor, can be prevented effectively from condensation and two secondary fissures of tar
Solve.It addition, the method can abundant recycling system sensible heat, efficiency of energy utilization is high.
Referring to Fig. 5, tire fast pyrolysis systems and the method for the present invention of duty are described:
By entrance, waste tire is supplied to spinning machine 1, process that waste tire is reeled off raw silk from cocoons, process through reeling off raw silk from cocoons
Tire is delivered to pulverizer 2 and carries out pulverization process, obtains pyrolysis material, is stored in feed bin 3, utilizes the first spiral to send
Pyrolysis material in feed bin 3 is delivered in pyrolysis reactor 5 by material machine 4 by pyrolysis material entrance 5-1, and pyrolysis material is through cone
Shape distributing device 5-6 is uniformly distributed in pyrolysis reactor 5, and under the temperature field that radial canal 5-7 provides, pyrolysis material is carried out
Pyrolytic reaction, obtains being pyrolyzed oil gas and white carbon black, and wherein, the fuel gas buring that radial canal is passed through by fuel gas inlet 5-4 is to warm
Solve material heat, the flue gas after burning is discharged by exhanst gas outlet 5-5, then in the 3rd heat exchanger 15 with air
Heat exchange, arranges outside the flue gas of cooling, and the one-level heat exchange air obtained can be further used for the cooling of white carbon black, pyrolytic reaction
The pyrolysis oil gas obtained passes sequentially through dust arrester 6 and cyclone separator 7 carries out dust removal process, and the dust obtained enters
Ash room 8, is then sent to ash silo 17 and stores, empty with secondary heat exchange at First Heat Exchanger 9 through the pyrolysis oil gas of dedusting
Gas carries out heat exchange, and the heat exchange oil gas obtained enters clean unit and carries out purification separation process, obtains pyrolysis oil and pyrolysis gas,
Being separately stored in oil tank 12 and standby in gas holder 11, pyrolysis gas in gas holder 11 can supply to radial canal 5-7 and be
Pyrolysis reactor 5 provides heat；The white carbon black that pyrolysis obtains discharges pyrolysis reactor 5 by the second feed screw 13,
With one-level heat exchange air heat-exchange in the second heat exchanger 14, the white carbon black after heat exchange cools down in lag cooler 16, obtains
Pyrolytic carbon black stores in ash silo 17, and the secondary heat exchange air that heat exchange obtains can supply to First Heat Exchanger for cooling down
Pyrolysis oil gas after dedusting.
Embodiments of the invention are described below in detail.
Embodiment 1:
This embodiment is carried out by the tire fast pyrolysis systems shown in Fig. 5 of the present invention, and step is summarized as follows: waste and old take turns
Tire is carried out reeling off raw silk from cocoons by spinning machine and enters pulverizer after process, is crushed to particle diameter≤3mm, feed auger 4 is delivered to quickly
In pyrolysis oven 5, after tapered material distributor 5-6 sub-material, contact generation pyrolytic reaction with radial canal 5-7 (600 DEG C), instead
The white carbon black heap that should obtain, to furnace bottom, is discharged by discharging spiral 13, through No. two heat exchangers 14 and one-level heat exchange air heat-exchange
After, white carbon black is delivered to lag cooler 16 and is cooled down, and obtains secondary heat exchange air (150 DEG C), and the white carbon black after cooling sends into white carbon black
Storehouse 17 stores；Pyrolysis oil gas (500 DEG C) is changed with two grades via after dust arrester 6 and cyclone separator 7 dust removal process
Hot-air heat exchange, obtains three grades of heat exchange air (230 DEG C), and the pyrolysis oil gas after heat exchange enters into subsequent treatment operation；
Wherein dust chamber's inner filter media be particle diameter be the Ceramic Balls of 5mm, aperture, dust arrester 6 duct is 3mm；Radial canal
The flue gas (115 DEG C) of 5-7 discharge and air heat-exchange, obtain one-level heat exchange air (70 DEG C)；Three grades of heat exchange air are used
In Ceramic Balls is carried out activation processing.Experimental result is shown in Tables 1 and 2.
Before and after table 1 dedusting, tar dustiness compares
| Tar dustiness before dedusting | Tar dustiness after dedusting |
| 14.59% | 0.15% |
Table 2 thermal decomposition product is distributed
| Title | Tar/% | Semicoke/% | Pyrolysis gas/% |
| Pyrolysis productivity | 45.15 | 43.11 | 11.74 |
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward ",
Orientation or the position relationship of the instruction such as " clockwise ", " counterclockwise ", " axially ", " radially ", " circumferential " are based on shown in the drawings
Orientation or position relationship, be for only for ease of describe the present invention and simplify describe rather than instruction or hint indication device or
Element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or
The implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or hidden
One or more this feature are included containing ground.In describing the invention, " multiple " are meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", the art such as " fixing "
Language should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be machinery
Connect, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two units
Connection within part or the interaction relationship of two elements.For the ordinary skill in the art, can be according to tool
Body situation understands above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be
First and second features directly contact, or the first and second features are by intermediary mediate contact.And, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below "
Can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second
Feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " concrete example ",
Or specific features, structure, material or the feature bag that the description of " some examples " etc. means to combine this embodiment or example describes
It is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term necessarily
It is directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be arbitrary
Individual or multiple embodiment or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be combined by art personnel
And combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (10)
1. a tire fast pyrolysis systems, it is characterised in that including:
Tire pretreatment unit (100),
Pyrolysis reactor (5), described pyrolysis reactor (5) includes pyrolysis material entrance (5-1), white carbon black outlet (5-2), heat
Solving oil gas vent (5-3), fuel gas inlet (5-4) and exhanst gas outlet (5-5), dust arrester (6) is partially embedded into described heat
Solve in reactor (5)；Described dust arrester (6) includes dust chamber (6-3), riser (6-2), collection chamber (6-9),
Wherein, the top of riser (6-2) connects with the top of dust chamber (6-3), the bottom of riser (6-2) and dust chamber
(6-3) bottom connection, dust chamber (6-3) is connected with riser (6-2) composition loop checking installation；Dust chamber (6-3)
It is positioned at pyrolysis reactor (5), riser (6-2) and collection chamber (6-9) and is positioned at pyrolysis reactor (5) outward；Dust chamber
(6-3) stretch into the internal sidewall of pyrolysis reactor (5) and be provided with duct (6-4), dust chamber (6-3) and collection chamber (6-9)
It is again provided with duct (6-4) on the sidewall that adjacent and dust chamber (6-3) is shared with collection chamber (6-9)；Collection chamber (6-9)
Sidewall away from dust chamber (6-3) is provided with pyrolysis oil gas vent (5-3)；The top of riser (6-2) is provided with ash-laden gas
Outlet (6-1), the bottom of riser (6-2) is provided with blast cap (6-6)；The bottom of connection dust chamber (6-3) and riser
(6-2) pipeline of bottom is provided with dividing plate (6-7),
First feed screw (4), described first feed screw (4) and described tire pretreatment unit (100) and institute
State pyrolysis reactor (5) to be connected；
Pyrolysis oil Flash Gas Compression Skid System (200), described pyrolysis oil Flash Gas Compression Skid System (200) and described pyrolysis oil gas vent (5-3)
It is connected；
Second feed screw (13), described second feed screw (13) is connected with described white carbon black outlet (5-2)；
White carbon black processing means (300), described white carbon black processing means (300) is connected with described second feed screw (13).
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that pyrolysis reactor (5) also includes
Tapered material distributor (5-6), described tapered material distributor (5-6) is located in pyrolysis reactor (5) and is positioned at described pyrolysis material entrance
(5-1) positive lower end,
Optionally, the distance between described tapered material distributor (5-6) and described pyrolysis material entrance (5-1) is 100～500mm.
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that: described pyrolysis reactor (5) wraps
Including multiple radial canal (5-7), described radial canal (5-7) uses interlaced arrangement mode, described spoke in pyrolysis reactor (5)
Penetrating the distance between pipe (5-7) is 100～500mm.
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that described tire pretreatment unit (100)
Including:
Spinning machine (1)；
Pulverizer (2), described pulverizer (2) is connected with described spinning machine (1)；
Feed bin (3), described feed bin (3) is connected with described pulverizer (2) and described first feed screw (4).
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that described pyrolysis oil Flash Gas Compression Skid System (200)
Including:
Cyclone separator (7), described cyclone separator (7) have mixed material entrance (7-1), solid outlet (7-2) and
Gas outlet (7-3), described mixed material entrance (7-1) is connected with described pyrolysis oil gas vent (5-3)；
Ash room (8), described ash room (8) is connected with described solid outlet (7-2)；
First Heat Exchanger (9), described First Heat Exchanger (9) has pyrolysis oil gas entrance (9-1), secondary heat exchange air intake
(9-2), three grades of heat exchange air outlet slits (9-3) and pyrolysis oil gas vent (9-4), described pyrolysis oil gas entrance (9-1) and institute
Stating gas outlet (7-3) to be connected, described three grades of heat exchange air outlet slits (9-3) are connected with described blast cap (6-6)；
Clean unit (10), described clean unit (10) has pyrolysis oil gas entrance (10-1), pyrolysis oil outlet (10-2)
With pyrolysis gas outlet (10-3), described pyrolysis oil gas entrance (10-1) is connected with described pyrolysis oil gas vent (9-4)；
Oil tank (12), described oil tank (12) is connected with described pyrolysis oil outlet (10-2),
Gas holder (11), described gas holder (11) is connected with described pyrolysis gas outlet (10-3) and described fuel gas inlet (5-4).
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that described white carbon black processing means (300)
Including:
Second heat exchanger (14), described second heat exchanger (14) have white carbon black entrance (14-1), white carbon black outlet (14-2),
One-level heat exchange air intake (14-3) and secondary heat exchange air outlet slit (14-4), described white carbon black entrance (14-1) and described the
Two feed screws (13) are connected, described secondary heat exchange air outlet slit (14-4) and described secondary heat exchange air intake (9-2)
It is connected；
Lag cooler (16), described lag cooler (16) is connected with described white carbon black outlet (14-2)；
Ash silo (17), described ash silo (17) is connected with described lag cooler (16) and described ash room (8)；
3rd heat exchanger (15), described 3rd heat exchanger (15) has air intake (15-1), one-level heat exchange air outlet slit
(15-2), smoke inlet (15-3) and exhanst gas outlet (15-4), described one-level heat exchange air outlet slit (15-2) and described
Level heat exchange air intake (14-3) is connected, and described smoke inlet (15-3) is connected with described exhanst gas outlet (5-5).
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that the diameter of described duct (6-4)
For 2-10mm,
Optionally, described duct (6-4) is evenly distributed on the dust filtration room (6-3) and the sidewall of described collection chamber (6-9)
On.
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that described dividing plate (6-7) is plate
Valve or butterfly valve.
Tire fast pyrolysis systems the most according to claim 1, it is characterised in that set in the dust filtration room (6-3)
There is filter medium,
Optionally, the particle diameter of described filter medium is 5-20mm.
10. the method utilizing tire fast pyrolysis systems fast pyrogenation tire described in any one of claim 1-9, its
It is characterised by, including:
Tire is reeled off raw silk from cocoons and break process successively, obtains pyrolysis material；
Make described pyrolysis material carry out pyrolytic reaction, obtain being pyrolyzed oil gas and white carbon black；
Described pyrolysis oil gas is carried out dedusting, purification and separating treatment successively, obtains pyrolysis oil and pyrolysis gas；
Described white carbon black is carried out heat exchange and cooling processes, obtain pyrolytic carbon black.
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| CN201610425767.8A CN105925292A (en) | 2016-06-15 | 2016-06-15 | Rapid tire pyrolysis system and rapid tire pyrolysis method |
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| CN201610425767.8A CN105925292A (en) | 2016-06-15 | 2016-06-15 | Rapid tire pyrolysis system and rapid tire pyrolysis method |
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| CN105925292A true CN105925292A (en) | 2016-09-07 |
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| CN109609161A (en) * | 2018-12-25 | 2019-04-12 | 东莞理工学院 | A conveyor belt recycling system |
| CN111676042A (en) * | 2020-07-13 | 2020-09-18 | 浙江大学 | Novel continuous thermal cracking reaction system and processing method thereof |
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
| US12031097B2 (en) | 2021-10-14 | 2024-07-09 | Ecolab Usa Inc. | Antifouling agents for plastic-derived synthetic feedstocks |
| US12304888B2 (en) | 2021-03-10 | 2025-05-20 | Ecolab Usa Inc. | Stabilizer additives for plastic-derived synthetic feedstock |
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