CN110396426A - Heavy oil continous way produces fuel oil device - Google Patents
Heavy oil continous way produces fuel oil device Download PDFInfo
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- CN110396426A CN110396426A CN201910681098.4A CN201910681098A CN110396426A CN 110396426 A CN110396426 A CN 110396426A CN 201910681098 A CN201910681098 A CN 201910681098A CN 110396426 A CN110396426 A CN 110396426A
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- gas
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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
- C10G55/00—Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process
- C10G55/02—Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only
- C10G55/04—Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only including at least one thermal cracking step
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- Oil, Petroleum & Natural Gas (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The present invention relates to scrap concrete reutilization technology fields, disclose heavy oil continous way production fuel oil device comprising cracking still (2) interconnected and fractionation(3), raw material successively passes through cracking still (2) and carries out burning cracking and fractionation(3) rectifying, fractionation are carried out(3) it is connected with residue pipeline (31) and guide pipeline (32), residue pipeline (31) connect and connected with the input end of cracking still (2) will fractionation(3) residue isolated in imports in cracking still (2) and carries out burning cracking together with raw material, guide pipeline (32) is connected with the burner (4) below cracking still (2), guide pipeline (32) conveying fractionation into burner (4)(3) device in Gas isolated in.Structure of the invention is reasonable, functional, solves the problems, such as that heavy oil combustion pollutes environment, and improves the bad problem of the common fluidized status of flexicoking.
Description
Technical field
The present invention relates to scrap concrete reutilization technology field, more particularly to heavy oil continous way production fuel oil dress
It sets.
Background technique
With the increasingly exploitation of petroleum resources, the stock number of heavy oil is very huge, current crude oil heaviness, in poor quality, height
The trend of price is more and more obvious, demand rapid growth of the whole world to lightweight and clean fuel oil, along with environmental requirement is increasingly tight
Lattice, so that heavy oil deep processing technology has become the emphasis of petroleum refining industry, world today development.Especially inferior heavy oil density it is big,
The features such as viscosity is high, content of beary metal is high, sulfur content is high, nitrogen content is high, resin and asphalt content is high, the processing to crude oil is outstanding
It is that the secondary operation of heavy oil brings bigger difficulty.The increasing for improving heavy oil conversion depth at present, increasing light-end products yield
Value technology still relies primarily on the techniques such as coking, Residue Catalytic Cracking and residual hydrocracking.Wherein, coking is to be with de- charcoal technique
The primary means of main inferior heavy oil especially crude conversion.How by heavy oil rational utilization, become urgently to be solved at present
Problem.It is mainly now the cracking of long chain hydrocarbons to the research direction of heavy oil, it is therefore an objective to which the diesel oil of lightweight is obtained by cracking masout
Or gasoline.
Currently, patent name is that a kind of inferior heavy oil contacts the regenerated combined method of cracking-gasification-, Patent No.
201010519197.1 patent of invention improves the light oil yield of cracking reaction, reduces gasification reaction temperature, avoids contact with agent
The problem of hydrothermal deactivation and structure are destroyed, and petroleum resources are made full use of, but there is also utilization efficiency low, unreasonable structure to lack
It falls into.
Summary of the invention
The present invention is directed to the shortcomings that low utilization efficiency in the prior art, unreasonable structure, provides the production of heavy oil continous way
Fuel oil device.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals:
Heavy oil continous way produces fuel oil device, including cracking still interconnected and fractionationRaw material is successively by splitting
Solution kettle carries out burning cracking and fractionationCarry out rectifying, fractionationBe connected with residue pipeline and guide pipeline, residue pipeline with
The input end of cracking still connects and connects will fractionationThe residue inside isolated, which imports in cracking still to carry out burning together with raw material, to be split
Solution, guide pipeline are connected with the burner below cracking still, and guide pipeline conveys fractionation into burnerInside isolate
Device in Gas.
Preferably, further including upper outlet pipeline, one end of upper outlet pipeline and fractionationTop connection, top
The other end of outlet conduit is connected to guide pipeline, guide pipeline and fractionationBetween be connected to by upper outlet pipeline, top
Air cooler and water cooler are sequentially installed on outlet conduit.
Preferably, further including gas-liquid separator, the input end of gas-liquid separator is connect with upper outlet pipeline, gas-liquid point
Gas outlet end from device is connect with guide pipeline, and the liquid outlet end of gas-liquid separator is connected with and is fractionatedThe pipe of connection
Road.
Preferably, further including gas buffer tank, gas buffer tank is connected to the gas outlet end of gas-liquid separator and leads
Between feed channel.
Preferably, further including centre exit pipeline, air cooler and water cooler are sequentially installed on centre exit pipeline.
Preferably, further including receiving tank, one end of centre exit pipeline and fractionationMiddle part connection, centre exit pipe
The other end in road and the input end of receiving tank and connection, the outlet end of receiving tank are connected with and are fractionatedThe pipeline of connection, the pipe
Road is being fractionatedOn interface be located at centre exit pipeline and be fractionatedOn interface lower section.
Preferably, further including gas-solid separator, gas-solid separator is mounted on cracking still and fractionationBetween, gas solid separation
The cracked gas and solid carbon black that cracking still is discharged in device carry out gas solid separation, and gas-solid separator includes separated gas outlet pipeline
With separation solid outlet pipeline, the cracked gas (oil gas) after separation imports fractionation by separated gas outlet pipelineIt is interior, point
Solid carbon black from after is imported in burner by separation solid outlet pipeline to burn as comburant.
Preferably, further including second level cyclone separator, second level cyclone separator is mounted on point of gas-solid separator
Secondary separation, second level cyclonic separation are carried out from gases exit line and to the cracked gas (oil gas) that gas-solid separator is isolated
Cracked gas (oil gas) after device separation is imported by pipeline to be fractionatedIn, the solid carbon after the separation of second level cyclone separator
It is black to be flow back in gas-solid separator by pipeline.
Preferably, further including powder blower, powder blower is mounted on separation solid outlet pipeline and drives consolidating after separating
Body carbon black sprays into burner.
Preferably, further including burning cover, burning cover is wrapped in outside burner and cracking still, and the bottom of burning cover is communicated with
Pond.
Preferably, further including cyclone separator, the pipeline being connected to cyclone separator, whirlwind point are installed on burning cover
Flue gas processing device sum aggregate ash can is connected with from device.
Preferably, further including includes the head tank for being stored with raw material, it further include heat exchanger, head tank and heat exchanger are successively
It connects and imports the raw material after heating in cracking still.
Raw material (wax oil, normal residual oil subtract residual oil, slurry oil and other waste mineral oils), which enters in head tank, to be mixed, subsequently into
It is exchanged heat in heat-exchange system to 220 DEG C, is then fed into cracking still and is cracked.It the device in Gas of cracking still heavy oil pyrolysis and splits
Carbon black after solution by burner combustion, burning cracking temperature in the kettle to 550 DEG C or so, raw material (wax oil often, residual oil, subtract residual oil, oil
Slurry and other waste mineral oils) carry out thermal cracking.Product after cracking is divided into two parts: 1) a part is the carbon black after cracking, cracking
Carbon black afterwards enters in gas-solid separator, and carbon black is discharged from the lower part of gas-solid separator, and the furnace of cracking still is blown by powder blower
It burns in thorax, the flue gas generated during burning is discharged from the top of cracking still, and rotation is entered after heat exchanger exchanges heat
Divide in separator, heavy constituent (ash) is isolated from below, and into collection ash can, flue gas is then discharged into fume treatment from top
System (bag-type dust, desulphurization denitration).2) a part is that the oil gas after cracking is discharged above gas-solid separation equipment, by second level
Cyclone separator, solid reenter in gas-solid separation equipment, and oil gas then enters in fractionating column (packed tower) and separated.
Tower top oil gas is exported from fractionator overhead and is discharged, and is entered after air cooler and water cooler and is carried out gas-liquid point in gas-liquid separator
Enter in gas buffer tank from, isolated gas (device in Gas), subsequently into cracking still as the fuel of burner into
Row burning；Isolated liquid (gasoline) a part is sent to tank field, and a part enters fractionating column as refluxing portion.Fractionating column
The higher diesel oil of mid-boiling point is discharged from fractionating column centre exit, enters in receiving tank after heat exchanger and water cooler, a part
It send to tank field, a part enters fractionating column as refluxing portion.Heavy oil greater than diesel oil distillate is reentered in cracking still and is carried out
Cracking.Cracking still outlet at bottom is connect with pond, and the ash generated for receiving burning prevents flying dust.
The present invention has significant technical effect: structurally reasonable, functional, solution due to using above technical scheme
Heavy oil combustion of having determined pollutes the problem of environment, and improves the bad problem of the common fluidized status of flexicoking.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the partial enlarged view I of Fig. 1.
Fig. 3 is the partial enlarged view II of Fig. 1.
The toponym that each number designation is referred in attached drawing is as follows: 1-head tank, 2-cracking stills, 3-fractionation
4-burners, 5-gas-solid separators, 6-second level cyclone separators, 7-powder blowers, 8-gas-liquid separators, 9-gases are slow
Rush tank, 10-receiving tanks, 11-burning covers, 12-ponds, 13-cyclone separators, 14-flue gas processing devices, 15-collection ashes
Tank, 16-heat exchangers, 31-residue pipelines, 32-guide pipelines, 33-upper outlet pipelines, 34-centre exit pipelines,
51-separated gas outlet pipelines, 52-separation solid outlet pipelines.
Specific embodiment
Present invention is further described in detail with embodiment with reference to the accompanying drawing.
Embodiment 1
Heavy oil continous way produces fuel oil device, as shown, including cracking still 2 interconnected and fractionation3, raw material
It successively carries out burning cracking and fractionation by cracking still 23 carry out rectifying, fractionation3 are connected with residue pipeline 31 and air guide
Pipeline 32, residue pipeline 31 connect and connected with the input end of cracking still 2 will fractionationThe residue isolated in 3 imports cracking still 2
In carry out burning cracking together with raw material, guide pipeline 32 is connected with the burner 4 positioned at 2 lower section of cracking still, guide pipeline 32
Fractionation is conveyed into burner 4The device in Gas isolated in 3.
It further include upper outlet pipeline 33, one end of upper outlet pipeline 33 and fractionation3 top connection, upper outlet
The other end of pipeline 33 is connected to guide pipeline 32, guide pipeline 32 and fractionationIt is connected between 3 by upper outlet pipeline 33,
Air cooler and water cooler are sequentially installed on upper outlet pipeline 33.
It further include gas-liquid separator 8, the input end of gas-liquid separator 8 is connect with upper outlet pipeline 33, gas-liquid separator 8
Gas outlet end connect with guide pipeline 32, the liquid outlet end of gas-liquid separator 8 is connected with and is fractionatedThe pipe of 3 connections
Road.
It further include gas buffer tank 9, gas buffer tank 9 is connected to the gas outlet end and guide pipeline of gas-liquid separator 8
Between 32.
Further include centre exit pipeline 34, is sequentially installed with air cooler and water cooler on centre exit pipeline 34.
It further include receiving tank 10, one end of centre exit pipeline 34 and fractionation3 middle part connection, centre exit pipeline 34
The other end and receiving tank 10 input end and connection, the outlet end of receiving tank 10 be connected with and be fractionatedThe pipeline of 3 connections, should
Pipeline is being fractionatedInterface on 3 is located at centre exit pipeline 34 and is being fractionatedThe lower section of interface on 3.
Fractionation3 working principle: being condensed into liquid for admixture of gas, then again by the different by it of each component boiling point
Separate.Device in Gas is different with diesel oil boiling point, and specific gravity is different, and the diesel oil for weighing any is fractionated out from centre exit, gently watt of a bit
This gas is distillated from top outlet.Therefore gasoline and gas are discharged by upper outlet pipeline 33 and are separated by gas-liquid separator 8
Gasoline and gas, gas are emitted into burner 4 by guide pipeline 32 as fuel；The heavier diesel oil of specific gravity is gone out by middle part
Mouth pipeline 34 is discharged.
It further include gas-solid separator 5, gas-solid separator 5 is mounted on cracking still 2 and fractionationBetween 3, gas-solid separator 5 is right
The cracked gas and solid carbon black that cracking still 2 is discharged carry out gas solid separation, and gas-solid separator 5 includes separated gas outlet pipeline
51 with separation solid outlet pipeline 52, and the cracked gas (oil gas) after separation imports fractionation by separated gas outlet pipeline 51In 3, the solid carbon black after separation is imported in burner 4 by separation solid outlet pipeline 52 to burn as comburant.
It further include second level cyclone separator 6, second level cyclone separator 6 is mounted on the separation gas of gas-solid separator 5
Secondary separation, second level cyclonic separation dress are carried out on outlet conduit 51 and to the cracked gas (oil gas) that gas-solid separator 5 is isolated
Cracked gas (oil gas) after setting 6 separation is imported by pipeline to be fractionatedSolid in 3, after the separation of second level cyclone separator 6
Carbon black is flow back in gas-solid separator 5 by pipeline, solid carbon black or granular carbon black, because gas-solid separator 5 may divide
From be not thorough, be further separated here.
It further include powder blower 7, powder blower 7 is mounted on separation solid outlet pipeline 52 and drives the solid carbon black after separation
It sprays into burner 4.
Embodiment 2
Same as Example 1, the difference is that further including burning cover 11, burning cover 11 is wrapped in burner 4 and cracking still 2
Outside, the bottom of burning cover 11 is communicated with pond 12.
Further include cyclone separator 13, the pipeline being connected to cyclone separator 13, cyclonic separation are installed on burning cover 11
Device 13 is connected with 14 sum aggregate ash can 15 of flue gas processing device.
Embodiment 3
It is same as Example 1, the difference is that further including includes the head tank 1 for being stored with raw material, it further include heat exchanger 16, it is former
Batch can 1 and heat exchanger 16 are sequentially connected and import the raw material after heating in cracking still 2.
In short, the foregoing is merely presently preferred embodiments of the present invention, it is all according to equalization made by scope of the present invention patent
Variation and modification, shall all be covered by the patent of the invention.
Claims (10)
1. heavy oil continous way produces fuel oil device, it is characterised in that: including cracking still interconnected (2) and fractionation(3),
Raw material, which successively passes through cracking still (2), to carry out burning cracking and fractionation(3) rectifying, fractionation are carried out(3) it is connected with residue pipe
Road (31) and guide pipeline (32), residue pipeline (31) connect and connected with the input end of cracking still (2) will fractionation(3) separation in
Residue out imports in cracking still (2) and carries out burning cracking together with raw material, and guide pipeline (32) is connected with positioned at cracking still (2)
The burner (4) of lower section, guide pipeline (32) conveying fractionation into burner (4)(3) device in Gas isolated in；Also wrap
It includes burning cover (11), burning cover (11) is wrapped in burner (4) and cracking still (2) outside.
2. heavy oil continous way according to claim 1 produces fuel oil device, it is characterised in that: further include upper outlet pipe
Road (33), guide pipeline (32) and fractionation(3) it is connected between by upper outlet pipeline (33), on upper outlet pipeline (33)
It is sequentially installed with air cooler and water cooler.
3. heavy oil continous way according to claim 2 produces fuel oil device, it is characterised in that: further include gas-liquid separator
(8), the input end of gas-liquid separator (8) is connect with upper outlet pipeline (33), the gas outlet end of gas-liquid separator (8) with lead
Feed channel (32) connection, the liquid outlet end of gas-liquid separator (8) is connected with and is fractionated(3) pipeline being connected to.
4. heavy oil continous way according to claim 3 produces fuel oil device, it is characterised in that: further include gas buffer tank
(9), gas buffer tank (9) is connected between the gas outlet end of gas-liquid separator (8) and guide pipeline (32).
5. heavy oil continous way according to claim 1 produces fuel oil device, it is characterised in that: further include centre exit pipe
Road (34), centre exit pipeline are sequentially installed with air cooler and water cooler on (34).
6. heavy oil continous way according to claim 5 produces fuel oil device, it is characterised in that: further include receiving tank
(10), one end of centre exit pipeline (34) and fractionation(3) middle part connection, the other end of centre exit pipeline (34) with connect
The outlet end of the input end of closed cans (10) and connection, receiving tank (10) is connected with and is fractionated(3) pipeline being connected to, the pipeline
It is being fractionated(3) interface on is located at centre exit pipeline (34) and is being fractionated(3) lower section of the interface on.
7. heavy oil continous way according to claim 1 produces fuel oil device, it is characterised in that: further include gas-solid separator
(5), gas-solid separator (5) is mounted on cracking still (2) and fractionation(3) between, cracking still (2) are discharged in gas-solid separator (5)
Cracked gas and solid carbon black carry out gas solid separation, gas-solid separator (5) include separated gas outlet pipeline (51) and separation
Solid outlet pipeline (52), the cracked gas after separation import fractionation by separated gas outlet pipeline (51)(3) in, point
Solid carbon black from after is imported in burner (4) by separation solid outlet pipeline (52) to burn as comburant.
8. heavy oil continous way according to claim 7 produces fuel oil device, it is characterised in that: further include second level whirlwind point
From device (6), second level cyclone separator (6) is mounted on the separated gas outlet pipeline (51) of gas-solid separator (5) and right
The cracked gas that gas-solid separator (5) is isolated carries out secondary separation, the cracked gas after second level cyclone separator (6) separation
It is imported and is fractionated by pipeline(3) in, the solid carbon black after second level cyclone separator (6) separation flows back to gas-solid point by pipeline
From in device (5).
9. heavy oil continous way according to claim 7 produces fuel oil device, it is characterised in that: it further include powder blower (7),
Powder blower (7) is mounted in separation solid outlet pipeline (52) and the solid carbon black after separation is driven to spray into burner (4).
10. heavy oil continous way according to claim 1 produces fuel oil device, it is characterised in that: the bottom of burning cover (11)
Portion is communicated with pond (12)；Further include cyclone separator (13), is equipped on burning cover (11) and is connected to cyclone separator (13)
Pipeline, cyclone separator (13) is connected with flue gas processing device (14) sum aggregate ash can (15).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910681098.4A CN110396426A (en) | 2019-07-26 | 2019-07-26 | Heavy oil continous way produces fuel oil device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910681098.4A CN110396426A (en) | 2019-07-26 | 2019-07-26 | Heavy oil continous way produces fuel oil device |
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| CN110396426A true CN110396426A (en) | 2019-11-01 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4454023A (en) * | 1983-03-23 | 1984-06-12 | Alberta Oil Sands Technology & Research Authority | Process for upgrading a heavy viscous hydrocarbon |
| US5362381A (en) * | 1993-03-25 | 1994-11-08 | Stanton D. Brown | Method and apparatus for conversion of waste oils |
| CN2652934Y (en) * | 2003-07-16 | 2004-11-03 | 赵陆凯 | Closed gas distillation carbonizing kiln |
| WO2009022937A1 (en) * | 2007-08-07 | 2009-02-19 | Aleksandr Ivanovich Leonov | Method of thermal cracking of heavy-oil products |
| CN102031135A (en) * | 2009-09-29 | 2011-04-27 | 惠生工程（中国）有限公司 | Comprehensive processing and utilizing method for heavy oil |
| CN104671622A (en) * | 2015-02-02 | 2015-06-03 | 杰瑞石油天然气工程有限公司 | System for treating solid pollutant containing C30<+> and system and method for treating oily sludge |
-
2019
- 2019-07-26 CN CN201910681098.4A patent/CN110396426A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4454023A (en) * | 1983-03-23 | 1984-06-12 | Alberta Oil Sands Technology & Research Authority | Process for upgrading a heavy viscous hydrocarbon |
| US5362381A (en) * | 1993-03-25 | 1994-11-08 | Stanton D. Brown | Method and apparatus for conversion of waste oils |
| CN2652934Y (en) * | 2003-07-16 | 2004-11-03 | 赵陆凯 | Closed gas distillation carbonizing kiln |
| WO2009022937A1 (en) * | 2007-08-07 | 2009-02-19 | Aleksandr Ivanovich Leonov | Method of thermal cracking of heavy-oil products |
| CN102031135A (en) * | 2009-09-29 | 2011-04-27 | 惠生工程（中国）有限公司 | Comprehensive processing and utilizing method for heavy oil |
| CN104671622A (en) * | 2015-02-02 | 2015-06-03 | 杰瑞石油天然气工程有限公司 | System for treating solid pollutant containing C30<+> and system and method for treating oily sludge |
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Application publication date: 20191101 |