CN208577668U - 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
- CN208577668U CN208577668U CN201820950076.4U CN201820950076U CN208577668U CN 208577668 U CN208577668 U CN 208577668U CN 201820950076 U CN201820950076 U CN 201820950076U CN 208577668 U CN208577668 U CN 208577668U
- 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.)
- Expired - Fee Related
Links
- 238000004523 catalytic cracking Methods 0.000 title claims abstract description 21
- 239000010779 crude oil Substances 0.000 title claims abstract description 20
- 239000003054 catalyst Substances 0.000 claims abstract description 10
- 238000007872 degassing Methods 0.000 claims abstract description 9
- 238000000889 atomisation Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000010705 motor oil Substances 0.000 claims abstract description 5
- 239000007787 solid Substances 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 abstract description 9
- 230000004044 response Effects 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 238000007233 catalytic pyrolysis Methods 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- -1 carbon olefin hydrocarbon Chemical class 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The utility model provides a kind of device of catalytic cracking of crude oil.The utility model 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 of the venturi ejector-type gas mixing device reactor, the top layout of the regenerator has seal bootr, the reactor is protruded into the seal bootr and is connect with gas-solid separator, the top of the seal bootr connects gas collecting tube, the seal bootr regenerator described by the connection of reclaimable catalyst inclined tube, the regenerator reactor described by degassing tank connection.The utility model 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 technique:
Catalytic pyrolysis under the conditions of being existing for the catalyst, carries out Pintsch process to petroleum hydrocarbon to produce ethylene, third
The low-carbon alkenes such as alkene, butylene, and the simultaneous process for producing light aromatics simultaneously.Due to the presence of catalyst, catalytic pyrolysis can be reduced
Reaction temperature 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 too 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 as far as possible, can be only achieved
Maximum productivity of low carbon olefin hydrocarbon.Existing equipment, is unable to satisfy above-mentioned condition, causes reaction serious.
Summary of the invention
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 coaxial
The form of arrangement, the inlet of the reactor are provided with venturi ejector-type gas mixing device, the venturi ejector-type gas mixing
The arrival end of device is separately connected raw material engine oil atomization device and atomizing steam feedway, and the venturi ejector-type gas mixing device goes out
The entrance of the mouth end connection reactor, the top layout of the regenerator have seal bootr, and the reactor protrudes into described
It is connect in seal bootr and with gas-solid separator, the top of the seal bootr connects gas collecting tube, and the seal bootr passes through catalysis to be generated
The agent inclined tube connection regenerator, the regenerator reactor described by degassing tank connection.
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, the regenerator the inside are provided with air distributor.
The utility model has the advantages that
Venturi ejector-type gas mixing device is provided at reactor inlet of the invention, by after atomization feedstock oil and steam lead to
It crosses to be provided with after venturi ejector-type gas mixing device is uniformly mixed and pressurizes and be sent into reactor, the speed stopped in the reactor
It greatly shortens, to effectively avoid secondary response, effectively improves the yield of low-carbon alkene, and energy saving.
Detailed description of the invention
Fig. 1, structural schematic diagram of the 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 embodiment
With reference to embodiment, the present invention is furture elucidated, it should be understood that following specific embodiments 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 reactor described in the outlet end connection of venturi ejector-type gas mixing device is stated, the top layout of the regenerator has envelope
Cover 6 is closed, the reactor is protruded 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, the regenerator the inside are provided with air distributor 13.
The course of work:
Feedstock oil and steam after atomization are sent after being uniformly mixed and pressurize by being provided with venturi ejector-type gas mixing device
Enter in reactor, is sufficiently mixed with the catalyst after being regenerated in degassing tank, it is former under the high pressure of venturi ejector-type gas mixing device
Residence time greatly shortens material oil 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 modifications and embellishments should also be considered as the scope of protection 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 of the gas device reactor, the top layout of the regenerator have seal bootr, the reactor
It protrudes 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 reactor described by degassing tank connection.
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-
Answer the connecting pipe of device that the outlet end top of the venturi ejector-type gas mixing device is set.
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: be provided with inside the regenerator
Air distributor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820950076.4U CN208577668U (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 |
|---|---|---|---|
| CN201820950076.4U CN208577668U (en) | 2018-06-20 | 2018-06-20 | A kind of device of catalytic cracking of crude oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208577668U true CN208577668U (en) | 2019-03-05 |
Family
ID=65508888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820950076.4U Expired - Fee Related CN208577668U (en) | 2018-06-20 | 2018-06-20 | A kind of device of catalytic cracking of crude oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208577668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108587676A (en) * | 2018-06-20 | 2018-09-28 | 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 CN201820950076.4U patent/CN208577668U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108587676A (en) * | 2018-06-20 | 2018-09-28 | 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 |
|---|---|---|
| CN101164684A (en) | Combined fluidized bed reactor | |
| CN101165018B (en) | Method for producing ethylene and propylene | |
| CN104768638B (en) | Feed pipe nozzle assembly for catalyst cracker | |
| CN208577668U (en) | A kind of device of catalytic cracking of crude oil | |
| CN108424785A (en) | Inferior heavy oil double-reaction tube alkalinity millisecond catalytic pyrolysis and gasification coupling technique | |
| CN106582459A (en) | Fluidized bed reactor, lower-carbon olefin preparation apparatus, and lower-carbon olefin preparation method | |
| CN108587676A (en) | A kind of device of catalytic cracking of crude oil | |
| CN107540497A (en) | The method of oxygen-containing compound material catalytic cracking ethene, propylene and aromatic hydrocarbons | |
| 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 | |
| CN110013799A (en) | A kind of hydrogenator for petroleum and petrochemical industry | |
| CN201454523U (en) | Pulverized coal ejecting device applied in plasma reactor for cracking coal to make acetylene | |
| CN207440031U (en) | A kind of catalyst test apparatus | |
| CN104628524B (en) | A kind of slurry bed reactor catalyst filtration technique for applying | |
| CN207418669U (en) | Heavy oil pyrolysis prepares lightweight cracked oil device | |
| CN203820719U (en) | Catalytic cracking reactor | |
| CN209076644U (en) | A kind of equipment preventing catalysis feed nozzle internal surface of sleeve pipe coking | |
| CN106753557A (en) | A kind of high-efficiency heavy oil conversion process | |
| CN208700987U (en) | A kind of catalyst cracker | |
| CN107540503A (en) | The method of oxygen-containing compound material ethene, propylene and aromatic hydrocarbons | |
| CN215962187U (en) | Riser reactor for recycling crude aromatic hydrocarbon and increasing propylene yield | |
| CN206858492U (en) | Riser reactor | |
| CN217614648U (en) | Coupling reactor for preparing low-carbon olefin and aromatic hydrocarbon by catalytic conversion of hydrocarbon reaction raw material | |
| CN116083115B (en) | Method and reactor for preparing low-carbon olefin and aromatic hydrocarbon by catalytic conversion of hydrocarbon raw material | |
| CN210965047U (en) | Lifting pipe remilling device for preparing propylene from crude heavy aromatics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190305 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |