CN110066683A - A kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling method and apparatus - Google Patents
A kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling method and apparatus Download PDFInfo
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- CN110066683A CN110066683A CN201910342990.XA CN201910342990A CN110066683A CN 110066683 A CN110066683 A CN 110066683A CN 201910342990 A CN201910342990 A CN 201910342990A CN 110066683 A CN110066683 A CN 110066683A
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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
- C10G49/00—Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00
- C10G49/10—Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00 with moving solid particles
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock
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Abstract
The invention discloses a kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling method and apparatus.The described method comprises the following steps: A) eddy flow from Transactivation, B) eddy flow rotation except alcohol, C) catalyst activity classification, D) hydrogen reducing regeneration and E) regenerated catalyst reuse.Described device includes biomass pyrolysis liquid fluidized bed reactor, row's agent tank, eddy flow rotation activation pot, eddy flow rotation dealcoholysis device, catalyst activity sorter, reducing/regenerating tank plus agent tank and pulsating airflow generator.The present invention is able to satisfy biomass pyrolysis liquid hydrogenation reaction outlet activation of catalyst, classification, the requirement for regenerating and carrying out hydrogenation reaction back to fluidized bed reactor online.
Description
Technical field
The invention belongs to biomass energies and oil product manufacture field, are related to a kind of pair of biomass pyrolysis liquid hydrogenation reaction outlet
The method and apparatus of catalyst regeneration process are specifically related to a kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling side
Method and device.
Background technique
From stalk, timber used during fast thermal cracking in, available biomass pyrolytic liquid product；By adding hydrogen can it
To obtain the fuel oil of high-quality.Since biomass pyrolysis liquid is easy to be condensed coking, catalyst life is short, preferably uses ebullating bed reactor
Device technology is to application hydrogen upgrading in fact.But during ebullated bed biomass pyrolysis liquid adds hydrogen upgrading, by fluidized bed reactor
A large amount of decaying catalysts of online outlet are unable to get reasonable processing, and there are certain environmental risks；Meanwhile catalyst can not
Regeneration uses, so that biomass pyrolysis liquid adds hydrogen operating cost high.Therefore, realize that ebullated bed biomass pyrolysis liquid adds hydrogen
Outlet catalyst regeneration process problem in technique, the outlet solid waste for allowing for device largely reduce, improve the environment of technique
Friendly, the operating cost for reducing device, are of great significance for the industrial application of this technology.
Currently, be also rarely reported for the processing of biomass pyrolysis liquid hydrogenation catalyst both at home and abroad, it is most of both for
The oil removing and recycling of catalyst in petroleum refining process.
Chinese patent application CN201710274802.5 discloses a kind of aluminium scrap base based on microwave oxygen-enriched air roasting and hydrogen is added to urge
Agent processing method is obtained aluminium scrap base hydrogenation catalyst progress deoiling treatment by microwave calcining under the conditions of oxygen atmosphere
Oil-free aluminium scrap base hydrogenation catalyst, to realize environmental protection and resource comprehensive utilization, but this method is not suitable for the catalysis such as carbon-based
Agent particle, and oil mutually directly burn-up and the significant wastage to resource.
Chinese patent application CN201410723849.1 discloses a kind of method for recycling useless hydrogenation catalyst, passes through
Useless hydrogenation catalyst is prepared into aluminium oxide-carbon complex carrier by a series of step roasting, adds the useless oxidation of hydrogen to make full use of
Aluminium powder body, but this method process flow is complicated, specific deoiling method is disclosed, be also not carried out the regeneration of catalyst with
Reuse.
It is living that Chinese patent application CN201610825928.2 discloses a kind of gasoline ultra-deep absorption desulfurization catalyst regeneration
Change system and method, this method includes two operating procedures of catalyst regeneration and activation.Catalyst regeneration process includes, using one
The gaseous mixture of certainty ratio nitrogen and oxygen regenerates catalyst, regeneration step complete and then with certain proportion nitrogen with
The gaseous mixture of hydrogen activates catalyst.But this method and the not applicable activation with biomass pyrolysis liquid hydrogenation catalyst with
Regeneration, and oil removing to catalyst and reuse do not refer to.
Therefore, there is an urgent need in the art to develop a kind of efficient, environmentally friendly, energy conservation, simply a kind of biomass of process flow
Pyrolytic behavior ebullating bed reactor-regenerative coupling method and apparatus, with realize biomass pyrolysis liquid hydrogenation reaction outlet activation of catalyst,
Classification, the purpose for regenerating and carrying out hydrogenation reaction back to fluidized bed reactor online.
Summary of the invention
In order to solve it is of the existing technology be difficult to meet biomass pyrolysis liquid hydrogenation reaction outlet activation of catalyst, point
Grade regenerates and returns to the technical issues of fluidized bed reactor carries out hydrogenation reaction online, and the present invention provides a kind of biomass
Pyrolytic behavior ebullating bed reactor-regenerative coupling method and apparatus can be solved the problems, such as effectively of the existing technology.
A technical problem to be solved by this invention is: the reaction of biomass pyrolysis liquid boiling bed hydrogenation passes through catalyst
Online plus row keeps the equilibrium activity of catalyst in reactor.Amount of activated from the catalyst of reactor outlet is to be covered by heavy hydrocarbon
It covers and physics is caused to inactivate, need to realize the reproduction of this amount of activated position by physical means, to realize that physics is quick online
Activation.The centrifugal force that the present invention utilizes biomass pyrolysis liquid boiling bed hydrogenation catalyst to generate in methanol eddy flow field high speed rotation
And shearing force, it realizes the centrifugation desorption and mechanical stripping of the heavy hydrocarbon covered on catalyst activity position, realizes online physically activated.Together
Shi Liyong catalyst overcomes the capillary resistance of methanol in the centrifugal force that high-temperature gas eddy flow field high speed rotation generates, and realizes catalysis
The efficient removal of methanol in agent surface and duct.
Another technical problem to be solved by this invention is: the part of biomass pyrolysis liquid boiling bed hydrogenation reaction outlet
The catalyst of serious inactivation, can not again return to fluidized bed reactor recycling, and the present invention passes through the pulsation hydrogen of sine and cosine waveform
Air-flow realizes the activity classification of catalyst using the density variation of different activities catalyst, cannot to reject part serious inactivation
The catalyst of regeneration, to guarantee that the catalyst after regeneration can meet the standard of reuse.Obtain can reuse catalyst into
The regeneration of row high-temperature hydrogen reduction, restores the active metal being oxidized on catalyst, realizes chemical regeneration, and by online
Addition is recycled back to fluidized bed reactor.
Based on the analysis to above-mentioned two problems, the present invention provides a kind of biomass pyrolysis liquid ebullating bed reactor-regeneration
Coupling process, method includes the following steps:
A) eddy flow is from Transactivation: realize that the active sites that catalyst is covered by heavy hydrocarbon are reappeared in cyclone using methanol, it is real
It is existing physically activated, it obtains containing catalyst for methanol；
B) eddy flow rotation removes alcohol: carrying out eddy flow rotation except alcohol, after removing activation containing catalyst for methanol to what step A) was obtained
The methanol carried secretly in catalyst surface and duct obtains dry catalyst granules；
C) catalyst activity is classified: active classification is carried out to the catalyst granules of the obtained drying of step B), with the portion of rejecting
The catalyst for dividing serious inactivation, obtains the catalyst of renewable reuse；
D) hydrogen reducing regenerates: carrying out hydrogen reducing regeneration to the catalyst of the obtained renewable reuse of step C), makes to urge
The active metal being oxidized in agent is restored, and is realized chemical regeneration, is obtained regenerated catalyst；
E the regenerated catalyst that step D) is obtained) regenerated catalyst reuse: is added to biomass pyrolysis liquid ebullated bed online
It is recycled in reactor.
The step A) in it is physically activated be by methanol come the heavy hydrocarbon on displacement catalyst, while being existed using catalyst
The centrifugal force and shearing force that methanol eddy flow field high speed rotation generates realize that the centrifugation of the heavy hydrocarbon covered on catalyst activity position is de-
Mechanical stripping is echoed to realize.
The step B) in eddy flow rotation except alcohol is by 150 DEG C~350 DEG C of hot hydrogen be carrier gas, to reduce catalysis
The viscosity for the methanol carried secretly in agent surface and duct, while being generated using catalyst granules in the high speed rotation of gas cyclone field
What centrifugal force overcame the capillary resistance of methanol to realize.
The step C) in activity classification be pulsation hydrogen stream by sine and cosine waveform, utilize different activities catalyst
Density variation realize, to guarantee that the catalyst after regeneration can meet the standard of reuse.
The step D) in chemical regeneration be with 150 DEG C~350 DEG C of hot hydrogen to catalyst carry out hydrogen reducing again
Raw, the reproduction time is 30 minutes~180 minutes.
The biomass pyrolysis liquid fluidized bed reactor is by the online of catalyst plus row to maintain to be catalyzed in reactor
The equilibrium activity of agent, the step A is passed through to the catalyst of online outlet), B), C) and D) carry out processing and regeneration obtains again
Raw catalyst, passes through the step E) obtained regenerated catalyst is added to online in biomass pyrolysis liquid fluidized bed reactor
It is recycled, to realize biomass pyrolysis liquid ebullating bed reactor-regenerated coupling.
In addition, the present invention also provides a kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling device, the device is main
Including biomass pyrolysis liquid fluidized bed reactor, row agent tank, eddy flow rotation activation pot, eddy flow rotation dealcoholysis device, catalyst activity
Sorter, reducing/regenerating tank plus agent tank and pulsating airflow generator；Wherein, biomass pyrolysis liquid fluidized bed reactor, row's agent
Tank, eddy flow rotation activation pot, eddy flow rotation dealcoholysis device, catalyst activity sorter, reducing/regenerating tank and add agent tank be sequentially communicated,
Pulsating airflow generator is by sharing pipeline and eddy flow rotation dealcoholysis between eddy flow rotation activation pot and eddy flow rotation dealcoholysis device
Device connection, the underflow opening of eddy flow rotation dealcoholysis device are connected to the catalyst inlet of catalyst activity sorter, eddy flow rotation dealcoholysis
The overflow port of device is connected to the gas feed of catalyst activity sorter.
The biomass pyrolysis liquid fluidized bed reactor, row's agent tank and eddy flow rotation activation pot, for realizing biomass thermal
Solving the online outlet and step A of liquid fluidized bed reactor catalyst) eddy flow of outlet catalyst is from Transactivation；
The eddy flow rotation of the pulsating airflow generator and eddy flow rotation dealcoholysis device for step B) removes alcohol；
Catalyst activity classification of the catalyst activity sorter for step C)；
Hydrogen reducing regeneration of the reducing/regenerating tank for step D)；
Regenerated catalyst online reuse of the described plus agent tank for step E).
The biomass pyrolysis liquid fluidized bed reactor tower bottom is equipped with gas-liquid distributor, and tower top is equipped with three phase separator, with
Guarantee that catalyst granules complete mixing flow in reactor recycles and prevents catalyst from escaping with liquid-phase product；
The biomass pyrolysis liquid fluidized bed reactor guarantees catalyst in reactor by the online of catalyst plus row
Equilibrium activity.
As preferred mode, liquid consolidates cyclone separator built in the eddy flow rotation activation pot, carrys out rotational flow strengthening and activated
Journey；The pulsating airflow generator generates the pulse pneumatic of sine and cosine waveform, and ripple frequency is 1.5Hz~2.5Hz.
The invention has the following beneficial effects:
1) the quick online activation of ebullated bed outlet catalyst may be implemented；
2) efficient removal of pollutant in ebullated bed outlet catalyst duct may be implemented；
3) classification of high low activity catalyst, high activated catalyst regeneration, so that it is fresh to reduce device may be implemented
The consumption of catalyst, and reduce device outlet catalyst (dangerous waste) outer discharge capacity.；
4) operating cost of technique can be effectively reduced, economize on resources, protect environment, meet the energy, petrochemical industry " low-carbon,
The strategy of sustainable development direction of environmental protection, efficient, energy conservation ".
Detailed description of the invention
Fig. 1 is biomass pyrolysis liquid ebullating bed reactor-regenerative coupling method process flow diagram of the invention.
In figure: 1- biomass pyrolysis liquid fluidized bed reactor, 2- arrange agent tank, 3- eddy flow rotation activation pot, 4- pulse pneumatic
Generator, 5- eddy flow rotation dealcoholysis device, 6- catalyst activity sorter, 7- reducing/regenerating tank, 8- add agent tank.
Specific embodiment
The present inventor has found afterwards after extensive and in-depth study, and biomass pyrolysis liquid boiling bed hydrogenation is from reaction
It is amount of activated on the catalyst of device outlet to cause physics to inactivate to be covered by heavy hydrocarbon, this part can be realized by physical means
The reproduction of active sites, to realize the online fast activating of physics.Meanwhile the portion of biomass pyrolysis liquid boiling bed hydrogenation reaction outlet
The catalyst for dividing serious inactivation can not again return to fluidized bed reactor recycling, need the activity classification by catalyst, with
The catalyst that part serious inactivation is unable to regeneration is rejected, to guarantee that the standard of reuse can be met after regenerating.
Present inventor has further discovered that catalyst in liquid cyclone field and gas eddy flow field, can generate high speed rotation
Movement, autorotation speed are up to 20000 rpms to 60000 rpms.Therefore, it can use biomass pyrolysis liquid ebullated bed
Centrifugal force and shearing force that hydrogenation catalyst is generated in methanol eddy flow field high speed rotation is realized and is covered on catalyst activity position
The centrifugation desorption and mechanical stripping of heavy hydrocarbon are realized online physically activated.It is high in high-temperature gas eddy flow field using catalyst simultaneously
The centrifugal force that fast rotation generates overcomes the capillary resistance of methanol, realizes the efficient removal of methanol in catalyst surface and duct.Together
When, using the density variation of different activities catalyst, the activity classification of Lai Shixian catalyst, obtain can the catalyst of reuse carry out
High-temperature hydrogen reduction regeneration, restores the active metal being oxidized on catalyst, realizes chemical regeneration, and by adding online
Enter and is recycled back to fluidized bed reactor.
Based on the studies above and discovery, the present invention develops a kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling side
Method and device have process simple, high-efficient, low power consumption and other advantages, realize the reaction of biomass pyrolysis liquid boiling bed hydrogenation and urge
Agent regeneration and online reuse, to efficiently solve problems of the prior art.
The present invention will be further described with reference to the accompanying drawing.
As shown in Figure 1, outlet catalyst is discharged from 1 lower part of biomass pyrolysis liquid fluidized bed reactor enters row's agent through pipeline
Tank 2, outlet catalyst are discharged into eddy flow rotation activation pot 3, outlet catalyst benefit from row 2 bottom of agent tank under the conveying of methanol
Eddy flow is carried out from Transactivation by step A) in eddy flow rotation activation pot 3 with the methanol entered outside tank, is obtained containing catalyst for methanol
And rich methanol, rich methanol outlet；
The rotation of spin current containing catalyst for methanol activation pot 3 enters eddy flow rotation dealcoholysis device 5 and in eddy flow rotation dealcoholysis device 5
Eddy flow rotation is carried out by step B) and removes alcohol, obtains dry catalyst granules；Except alcohol process is with 150 DEG C~350 DEG C of hot hydrogen
For carrier gas, hot hydrogen is generated the pulse pneumatic of sine and cosine waveform by pulsating airflow generator 4, entered with containing catalyst for methanol
In eddy flow rotation dealcoholysis device 5；
Dry catalyst granules spin current rotation dealcoholysis device 5 enters catalyst activity sorter 6 and in catalyst activity
Step C is pressed in sorter 6) catalyst activity classification is carried out, the catalyst of part serious inactivation is rejected, renewable reuse is obtained
Catalyst, the catalyst of serious inactivation is as useless agent outlet；
The catalyst self-catalysis agent activity sorter 6 of renewable reuse enters reducing/regenerating tank 7 and in reducing/regenerating tank 7
Hydrogen reducing regeneration is carried out by step D), obtains regenerated catalyst；150 DEG C~350 DEG C of hot hydrogen is from reducing/regenerating when regeneration
7 bottom of tank is passed through；
Regenerated catalyst autoreduction regenerating tank 7, which enters, to be added agent tank 8 and boils from adding 8 bottom of agent tank that biomass pyrolysis liquid is added
Bed reactor 1 in, to realize step E) regenerated catalyst reuse.
Embodiment
Below with reference to specific embodiment, the present invention is further explained.The experiment of actual conditions is not specified in the following example
Method, usually according to normal condition, or according to the normal condition proposed by manufacturer.Unless otherwise indicated, all percentage and
Number is by weight.
The online outlet oil-containing catalyst 30kg/h of 30000 tons/year of biomass pyrolysis liquid boiling bed hydrogenation devices, wherein oil-containing
15kg/h, 235 DEG C of temperature, pressure 1.0MPa.Biomass pyrolysis liquid ebullating bed reactor-is carried out again according to the method for the present invention and device
Raw coupling processing, specific operation and effect are described as follows:
1) process scale
The process scale and the maximum ability of absorbing impact of system components are shown in Table 1.
The process scale and maximum of 1 system components of table absorb impact ability
2) implementation process
Implement referring to the method for the present invention, specific as follows:
The online outlet oil-containing catalyst 30kg/h of (I) biomass pyrolysis liquid fluidized bed reactor 1 is carried out by row's agent tank 2
It is entered in eddy flow rotation activation pot 3 under the methanol conveying of 600kg/h after caching, realizes the weight covered on catalyst activity position
The centrifugation desorption and mechanical stripping of hydrocarbon are realized online physically activated.
(II) eddy flow carries part methanol from the catalyst granules after Transactivation and enters in eddy flow rotation dealcoholysis device 5, together
When, 200 DEG C of hot hydrogen generates the pulse pneumatic of sine and cosine waveform by pulsating airflow generator 4, enters with containing alcohol catalyst
Into eddy flow rotation dealcoholysis device 5, the efficient removal of methanol in catalyst surface and duct is realized.
(III) eddy flow rotation enters in catalyst activity sorter 6 except catalyst granules dry after alcohol, realizes catalysis
The activity classification of agent, to reject the catalyst that part serious inactivation is unable to regeneration, to guarantee that the catalyst after regeneration can
Meet the standard of reuse.
The catalyst of the energy regeneration obtained after the sorting of (IV) catalyst activity enters reducing/regenerating tank 7, while 300
DEG C hot hydrogen be passed through from 7 bottom of reducing/regenerating tank, 120 minutes reducing/regeneratings are carried out to catalyst, are made on catalyst by oxygen
The active metal of change is restored, and realizes chemical regeneration.
Catalyst after (V) regeneration, which enters, to be added in agent tank 8, is added in fluidized bed reactor 1 online, is realized biology
Matter pyrolytic behavior ebullating bed reactor-regenerative coupling.
3) implementation result
The catalyst oil content of the online outlet of biomass pyrolysis liquid fluidized bed reactor 1 is 38.5%, by eddy flow rotation
After activation, the pore volume of the following micropore of catalyst 20nm restores to the 66% of initial operating stage catalyst, is operation mid-term and latter stage
6 times of the following micropore pore volume of catalyst 20nm；Simultaneously because the increase of 35 to 50nm micropore pore volume, so that eddy flow activates
1.13 times for rising to initial operating stage catalyst of 50nm or less the micropore pore volume of end-of-run catalyst afterwards, porosity
Raising shows that catalyst realizes the online fast activating of physics.
Eddy flow enters eddy flow rotation from the catalyst carrying methanol after Transactivation and removes in alcohol device, original catalyst alcohol-containing
Rate is 23.6%, and after eddy flow rotation is except alcohol, the alcohol-containing rate of catalyst is reduced to 0.5%, the catalyst being completely dried
Particle.
Eddy flow rotation is rejected about 33% serious inactivation catalyst, is obtained except the catalyst granules after alcohol is by activity classification
Regenrable catalyzed to 67% enters progress hydrogen reducing regeneration in reducing/regenerating tank, regenerated catalyst is obtained, by adding
Agent tank is added to online in biomass pyrolysis liquid boiling bed hydrogenation reactor, to realize biomass pyrolysis liquid ebullating bed reactor-
Regenerated coupling.
The operating cost of technique can be effectively reduced in the implementation of the technology, economize on resources, and protect environment, meet the energy, petrochemical industry
The strategy of sustainable development direction of industry " low-carbon, environmental protection, efficient, energy conservation ".
Above-mentioned listed embodiment is only presently preferred embodiments of the present invention, implementation model not for the purpose of limiting the invention
It encloses.Equivalence changes and modification made by the content of i.e. all claims according to the present invention, all should be technology model of the invention
Farmland.
Claims (10)
1. a kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling method, it is characterised in that the following steps are included:
A) eddy flow is from Transactivation: realizing that the active sites that catalyst is covered by heavy hydrocarbon are reappeared in cyclone using methanol, realizes object
Reason activation, obtains containing catalyst for methanol；
B) eddy flow rotation removes alcohol: carrying out eddy flow rotation except alcohol containing catalyst for methanol to what step A) was obtained, is catalyzed after removing activation
The methanol carried secretly in agent surface and duct obtains dry catalyst granules；
C) catalyst activity is classified: active classification is carried out to the catalyst granules of the obtained drying of step B), it is tight to reject part
The catalyst inactivated again obtains the catalyst of renewable reuse；
D) hydrogen reducing regenerates: carrying out hydrogen reducing regeneration to the catalyst of the obtained renewable reuse of step C), makes catalyst
On the active metal that is oxidized restored, realize chemical regeneration, obtain regenerated catalyst；
E the regenerated catalyst that step D) is obtained) regenerated catalyst reuse: is added to biomass pyrolysis liquid ebullating bed reactor online
It is recycled in device.
2. according to the method described in claim 1, the it is characterized by: step A) in it is physically activated be to be driven by methanol
For the heavy hydrocarbon on catalyst, at the same the centrifugal force and shearing force generated using catalyst in methanol eddy flow field high speed rotation, reality
What the centrifugation desorption of the heavy hydrocarbon covered on existing catalyst activity position was realized with mechanical stripping.
3. according to the method described in claim 1, the it is characterized by: step B) in eddy flow rotation except alcohol is by 150
DEG C~350 DEG C of hot hydrogen is carrier gas, to reduce the viscosity for the methanol carried secretly in catalyst surface and duct, while utilizing catalysis
Agent particle overcomes the capillary resistance of methanol to realize in the centrifugal force that the high speed rotation of gas cyclone field generates.
4. according to the method described in claim 1, the it is characterized by: step C) in activity classification be by sine and cosine wave
The pulsation hydrogen stream of shape, is realized using the density variation of different activities catalyst.
5. according to the method described in claim 1, the it is characterized by: step D) in chemical regeneration be with 150 DEG C~350
DEG C hot hydrogen to catalyst carry out hydrogen reducing regeneration, the reproduction time be 30 minutes~180 minutes.
6. according to the method described in claim 1, it is characterized by: the biomass pyrolysis liquid fluidized bed reactor is by urging
The online of agent adds row to maintain the equilibrium activity of catalyst in reactor, passes through the step to the catalyst of online outlet
A), B), C) and D) carry out processing and regeneration obtain regenerated catalyst, pass through the step E) obtained regenerated catalyst is online
It is added in biomass pyrolysis liquid fluidized bed reactor and is recycled, to realize biomass pyrolysis liquid ebullating bed reactor-
Regenerated coupling.
7. a kind of biomass pyrolysis liquid ebullating bed reactor-regenerative coupling device for any the method for claim 1~6,
It is characterized by: the device includes biomass pyrolysis liquid fluidized bed reactor, row agent tank, eddy flow rotation activation pot, eddy flow rotation
Dealcoholysis device, catalyst activity sorter, reducing/regenerating tank plus agent tank and pulsating airflow generator；Wherein, biomass pyrolysis liquid boils
Rise a reactor, row agent tank, eddy flow rotation activation pot, eddy flow rotation dealcoholysis device, catalyst activity sorter, reducing/regenerating tank and
Agent tank is added to be sequentially communicated, pulsating airflow generator is by sharing the pipeline between eddy flow rotation activation pot and eddy flow rotation dealcoholysis device
It is connected to eddy flow rotation dealcoholysis device, the underflow opening of eddy flow rotation dealcoholysis device and the catalyst inlet of catalyst activity sorter connect
Logical, the overflow port of eddy flow rotation dealcoholysis device is connected to the gas feed of catalyst activity sorter.
8. device according to claim 7, it is characterised in that: the biomass pyrolysis liquid fluidized bed reactor tower bottom is equipped with
Gas-liquid distributor, tower top are equipped with three phase separator.
9. device according to claim 7, it is characterised in that: liquid consolidates cyclonic separation built in the eddy flow rotation activation pot
Device.
10. device according to claim 7, it is characterised in that: the pulsating airflow generator generates sine and cosine waveform
Pulse pneumatic, ripple frequency are 1.5Hz~2.5Hz.
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| CN107597201A (en) * | 2017-09-13 | 2018-01-19 | 上海华畅环保设备发展有限公司 | Catalyst treatment and sorting reuse method and device are arranged outside oil-containing |
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