CN108587676A - A kind of device of catalytic cracking of crude oil - Google Patents
A kind of device of catalytic cracking of crude oil Download PDFInfo
- Publication number
- CN108587676A CN108587676A CN201810638014.4A CN201810638014A CN108587676A CN 108587676 A CN108587676 A CN 108587676A CN 201810638014 A CN201810638014 A CN 201810638014A CN 108587676 A CN108587676 A CN 108587676A
- Authority
- CN
- China
- Prior art keywords
- reactor
- regenerator
- seal bootr
- catalytic cracking
- crude oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G11/02—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
-
- 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
- C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G11/14—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts
- C10G11/18—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised-bed" technique
- C10G11/182—Regeneration
-
- 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
- C10G2300/70—Catalyst aspects
Abstract
The present invention provides a kind of device of catalytic cracking of crude oil.The present invention includes reactor and regenerator, the reactor and regenerator use coaxially arranged form, the inlet of the reactor is provided with venturi ejector-type gas mixing device, the arrival end of the venturi ejector-type gas mixing device is separately connected raw material engine oil atomization device and atomizing steam feedway, the entrance of the outlet end connection reactor of the venturi ejector-type gas mixing device, the top layout of the regenerator has seal bootr, the reactor is stretched into the seal bootr and is connect with gas-solid separator, the top of the seal bootr connects gas collecting tube, the seal bootr passes through the reclaimable catalyst inclined tube connection regenerator, the regenerator passes through the degassing tank connection reactor.The present invention can effectively avoid secondary response, effectively improve the yield of low-carbon alkene, and energy saving.
Description
Technical field:
The present invention relates to a kind of devices of catalytic cracking of crude oil, belong to air cleaning facility technical field.
Background technology:
Catalytic pyrolysis under the conditions of being existing for catalyst, carries out Pintsch process to produce ethylene, propylene, fourth to petroleum hydrocarbon
The low-carbon alkenes such as alkene, and the process of simultaneous production light aromatics simultaneously.Due to the presence of catalyst, catalytic pyrolysis can reduce reaction temperature
Degree increases productivity of low carbon olefin hydrocarbon and lightweight fragrance Auditory steady-state responses, improves the flexibility of cracking product distribution.
Influence with its influence to catalytic cracking similar, the atomizing effect of raw material and gasification of the operating condition to catalytic pyrolysis
Effect is better, and the conversion ratio of feedstock oil is higher, and productivity of low carbon olefin hydrocarbon is also higher;Reaction temperature is higher, and oil ratio is bigger, then raw material
Oily conversion ratio and productivity of low carbon olefin hydrocarbon are higher, but the yield of coke also becomes larger;Since the reaction temperature of catalytic pyrolysis is higher, it is
Excessive secondary response is prevented, therefore the oil gas residence time is unsuitable long;And the influence of reaction pressure is relatively small.Theoretically
Analysis, catalytic pyrolysis should use the mode of operation of high temperature, short residence time, big quantity of steam and high agent-oil ratio, can be only achieved as possible
Maximum productivity of low carbon olefin hydrocarbon.Existing equipment, cannot be satisfied above-mentioned condition, cause reaction serious.
Invention content
The purpose of the present invention is providing a kind of device of catalytic cracking of crude oil in view of the above problems, can effectively keep away
Exempt from secondary response, effectively improves the yield of low-carbon alkene, and energy saving.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of device of catalytic cracking of crude oil, including reactor and regenerator, the reactor and regenerator are using coaxially arranged
Form, the inlet of the reactor is provided with venturi ejector-type gas mixing device, the venturi ejector-type gas mixing device
Arrival end is separately connected raw material engine oil atomization device and atomizing steam feedway, the outlet end of the venturi ejector-type gas mixing device
The entrance of the connection reactor, the top layout of the regenerator have seal bootr, the reactor to stretch into the closing
It is connect in cover and with gas-solid separator, the top of the seal bootr connects gas collecting tube, and the seal bootr is oblique by reclaimable catalyst
The pipe connection regenerator, the regenerator pass through the degassing tank connection reactor.
The connecting pipe of the device of the catalytic cracking of crude oil, the degassing tank and the reactor is arranged in institute
The outlet end top for the venturi ejector-type gas mixing device stated.
The device of the catalytic cracking of crude oil is provided with cyclonic separation between the seal bootr and the gas collecting tube
Device.
The device of the catalytic cracking of crude oil is provided with valve on the reclaimable catalyst inclined tube.
The device of the catalytic cracking of crude oil, regenerator the inside are provided with air distributor.
Advantageous effect:
The present invention reactor inlet at be provided with venturi ejector-type gas mixing device, by after atomization feedstock oil and steam by setting
It is equipped with after venturi ejector-type gas mixing device is uniformly mixed and pressurizes and is sent into reactor, the speed stopped in the reactor is significantly
Shorten, to effectively avoid secondary response, effectively improves the yield of low-carbon alkene, and energy saving.
Description of the drawings
The structural schematic diagram of Fig. 1, the present invention.
In figure:1, reactor;2, regenerator;3, venturi ejector-type gas mixing device;4, raw material engine oil atomization device;5, it is atomized
Steam feedway;6, seal bootr;7, gas-solid separator;8, gas collecting tube;9, reclaimable catalyst inclined tube;10, degassing tank;11, it revolves
Wind separator;12, valve;13, air distributor.
Specific implementation mode
With reference to embodiment, the present invention is furture elucidated, it should be understood that following specific implementation modes are only used for
It is bright the present invention rather than limit the scope of the invention.
As shown in Figure 1, a kind of device of catalytic cracking of crude oil of the present embodiment, including reactor 1 and regenerator 2, it is described
Reactor and regenerator use coaxially arranged form, and the inlet of the reactor is provided with venturi ejector-type gas mixing device
3, the arrival end of the venturi ejector-type gas mixing device is separately connected raw material engine oil atomization device 4 and atomizing steam feedway 5, institute
The entrance of the outlet end connection reactor of venturi ejector-type gas mixing device is stated, the top layout of the regenerator has envelope
Cover 6 is closed, the reactor is stretched into the seal bootr and connect with gas-solid separator 7, and the top of the seal bootr connects gas collection
Pipe 8, the seal bootr connect the regenerator by reclaimable catalyst inclined tube 9, and the regenerator is connected by degassing tank 10
The reactor.
The connecting pipe of the device of the catalytic cracking of crude oil, the degassing tank and the reactor is arranged in institute
The outlet end top for the venturi ejector-type gas mixing device stated.
The device of the catalytic cracking of crude oil is provided with cyclone separator between the seal bootr and the gas collecting tube
11。
The device of the catalytic cracking of crude oil is provided with valve 12 on the reclaimable catalyst inclined tube.
The device of the catalytic cracking of crude oil, regenerator the inside are provided with air distributor 13.
The course of work:
Feedstock oil and steam after atomization are sent into anti-after being uniformly mixed and pressurize by being provided with venturi ejector-type gas mixing device
It answers in device, is sufficiently mixed with the catalyst after being regenerated in degassing tank, under the high pressure of venturi ejector-type gas mixing device, feedstock oil
Residence time greatly shortens in the reactor, to effectively avoid secondary response, effectively improves the yield of low-carbon alkene, and
It is energy saving.
It should be pointed out that above-mentioned embodiment is only intended to clearly illustrate example, and not to embodiment
It limits, there is no necessity and possibility to exhaust all the enbodiments.Each component part being not known in the present embodiment
It is realized with the prior art.For those skilled in the art, in the premise for not departing from the principle of the invention
Under, several improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of device of catalytic cracking of crude oil, it is characterised in that:Including reactor and regenerator, the reactor and regenerator
Using coaxially arranged form, the inlet of the reactor is provided with venturi ejector-type gas mixing device, and the venturi draws
The arrival end for penetrating formula carbo-charger is separately connected raw material engine oil atomization device and atomizing steam feedway, and the venturi injection type is mixed
The entrance of the outlet end connection reactor of gas device, the top layout of the regenerator have seal bootr, the reactor
It stretches into the seal bootr and is connect with gas-solid separator, the top of the seal bootr connects gas collecting tube, and the seal bootr passes through
The reclaimable catalyst inclined tube connection regenerator, the regenerator pass through the degassing tank connection reactor.
2. the device of catalytic cracking of crude oil according to claim 1, it is characterised in that:The degassing tank with it is described anti-
The connecting pipe of device is answered to be arranged on the outlet end top of the venturi ejector-type gas mixing device.
3. the device of catalytic cracking of crude oil according to claim 1, it is characterised in that:The seal bootr and the gas collection
Cyclone separator is provided between pipe.
4. the device of catalytic cracking of crude oil according to claim 1, it is characterised in that:On the reclaimable catalyst inclined tube
It is provided with valve.
5. the device of catalytic cracking of crude oil according to claim 1, it is characterised in that:It is provided with inside the regenerator
Air distributor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810638014.4A CN108587676A (en) | 2018-06-20 | 2018-06-20 | A kind of device of catalytic cracking of crude oil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810638014.4A CN108587676A (en) | 2018-06-20 | 2018-06-20 | A kind of device of catalytic cracking of crude oil |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108587676A true CN108587676A (en) | 2018-09-28 |
Family
ID=63628832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810638014.4A Pending CN108587676A (en) | 2018-06-20 | 2018-06-20 | A kind of device of catalytic cracking of crude oil |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108587676A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1853768A (en) * | 2005-04-29 | 2006-11-01 | 中国石油化工股份有限公司 | Improved petroleum hydrocarbon catalytic cracking reactor |
CN202658136U (en) * | 2012-06-26 | 2013-01-09 | 中国石油化工股份有限公司 | Petroleum hydrocarbon catalytic cracking device |
CN103897721A (en) * | 2014-03-10 | 2014-07-02 | 沈庆成 | Feeding spray nozzle of raising pipe of high-efficiency catalytic cracking device and atomizing method |
CN208577668U (en) * | 2018-06-20 | 2019-03-05 | 南京博酝化工科技有限公司 | A kind of device of catalytic cracking of crude oil |
-
2018
- 2018-06-20 CN CN201810638014.4A patent/CN108587676A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1853768A (en) * | 2005-04-29 | 2006-11-01 | 中国石油化工股份有限公司 | Improved petroleum hydrocarbon catalytic cracking reactor |
CN202658136U (en) * | 2012-06-26 | 2013-01-09 | 中国石油化工股份有限公司 | Petroleum hydrocarbon catalytic cracking device |
CN103897721A (en) * | 2014-03-10 | 2014-07-02 | 沈庆成 | Feeding spray nozzle of raising pipe of high-efficiency catalytic cracking device and atomizing method |
CN208577668U (en) * | 2018-06-20 | 2019-03-05 | 南京博酝化工科技有限公司 | A kind of device of catalytic cracking of crude oil |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104768638B (en) | Feed pipe nozzle assembly for catalyst cracker | |
CN201161998Y (en) | Petroleum hydrocarbon raw materials catalytic conversion reaction-regeneration apparatus | |
CN108587674A (en) | Heavy oil double-reaction tube semicoke circulation fluidized bed millisecond pyrolysis-gasification coupling technique | |
CN208577668U (en) | A kind of device of catalytic cracking of crude oil | |
CN110499182A (en) | A kind of catalyst cracking method of hydro carbons and its derivative | |
CN102989528A (en) | Catalyst regeneration method and device with catalytic cracking device heat replenished | |
CN108587676A (en) | A kind of device of catalytic cracking of crude oil | |
CN109554189B (en) | Method for preparing low-carbon olefin by cracking petroleum hydrocarbon under reduced pressure | |
CN102965139A (en) | Heavy oil pyrolysis and gasification device coupling combined type lifting pipe and downstream reactor | |
CN105647594B (en) | A kind of utilization power plant draws gas the device and technique of microalgae hydrothermal liquefaction preparing bio-oil | |
CN107703251A (en) | A kind of catalyst test apparatus and method | |
CN202936381U (en) | Heavy oil pyrolysis and gasification device with coupled combined type lifting pipe and downer reactor | |
CN209210725U (en) | A kind of green coke device | |
CN207440031U (en) | A kind of catalyst test apparatus | |
CN209193904U (en) | A kind of system of pyrolysis oil gas tar lighting recycling | |
CN207418669U (en) | Heavy oil pyrolysis prepares lightweight cracked oil device | |
CN217614648U (en) | Coupling reactor for preparing low-carbon olefin and aromatic hydrocarbon by catalytic conversion of hydrocarbon reaction raw material | |
CN206279161U (en) | A kind of system for processing coal tar | |
CN209076644U (en) | A kind of equipment preventing catalysis feed nozzle internal surface of sleeve pipe coking | |
CN218924280U (en) | Spraying device for secondary splitting decomposition | |
CN116083116A (en) | Method and reactor for preparing low-carbon olefin and aromatic hydrocarbon by catalytic conversion of hydrocarbon reaction raw material | |
CN210965047U (en) | Lifting pipe remilling device for preparing propylene from crude heavy aromatics | |
CN206624826U (en) | The integrated apparatus of low-order coal thermosol liquefaction and residue one-step method preparing natural gas | |
CN217103740U (en) | Device for blending coking wax oil | |
CN209854075U (en) | Venturi tower for producing coal gas by cracking coal prepared by purifying small-particle-size coal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |