CN103801442A - Method and device for breaking coke - Google Patents
Method and device for breaking coke Download PDFInfo
- Publication number
- CN103801442A CN103801442A CN201210449229.4A CN201210449229A CN103801442A CN 103801442 A CN103801442 A CN 103801442A CN 201210449229 A CN201210449229 A CN 201210449229A CN 103801442 A CN103801442 A CN 103801442A
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- coke
- steel grating
- disintegrating machine
- inclined chute
- coking
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Abstract
The invention discloses a method and a device for breaking coke. The method for breaking coke comprises the following steps: a bottom cover of a coke tower is opened; coke and coke removing water at the pressure of 1.0-3.0 MPa rush to a steel grating at the speed of 8-10 m/s along an oblique chute; the steel grating breaks coke; coke less than 200mm*200mm enters a coke tank, coke greater than 200mm*200mm enters a breaker and is further broken into coke blocks less than 200mm*200mm, and the coke blocks enter a coke storage tank. The coke breaking device comprises the oblique chute 1, the steel grating 2, a bypass flow channel, the breaker 5, the coke storage tank 6 and a coke tower 7. The danger to the environment and workers in the prior art is overcome.
Description
Technical field
The present invention relates to a kind of breaking method and device of cooling and conveyer, particularly petroleum coke of coke.
Background technology
Delayed coking be a kind of by heavy oil through degree of depth thermal cracking be converted into gas, light in the heavy oil deep processing technique of matter distillate and coke, the feature such as have that de-charcoal is thorough, flow process is simple, technology maturation, plant investment are lower, it has become one of important process in Heavy Oil Processing Technology.
Along with crude oil heaviness, in poor quality ratio increase, and the progress of crude oil depth processing, delayed coking is more and more important in the status of processing heavy, crude oil with poor quality, the output of petroleum coke constantly increases, the crude oil of China's consumption is at present about 3.5 hundred million tons, at present domestic delayed coking unit approximately more than 60 covers take decompression residuum or decompression residuum blended asphalt and catalytic slurry as raw material, the about 78Mt/a of working ability; Delayed coking unit take heavy crude, heavy oil or coal tar as raw material also has nearly 50 covers, the about 35Mt/a of its total working ability; The end of the year 2010, the total working ability of domestic delayed coking exceedes 110Mt/a, pressing crude oil coke 3～5% calculates, China is every year by the petroleum coke of more than 1,000 ten thousand tons of outputs, decoking is a link important in delayed coking with transporting coke, in prior art, waterpower method decoking is generally to use in delayed coking unit, utilizes the petroleum coke in water under high pressure STRENGTH ON COKE tower to cut, and connects subsequently burnt band water and flows into Chu Jiaochi through inclined chute.By grab bucket crane, coke is grabbed from coke outlet, divide uniformly in pond internal control water outlet, decoking water recycles after flowing automatically to filtering ponds along inclined-plane at the bottom of pond, dehydration coke is caught on the grid of induction system by grab bucket crane again, fritter and crushed coke directly enter induction system by grid, and the large lump coke of staying on grid just can enter induction system after clear grate disintegrating machine rolls.At material grasping, blowing with roll in shattering process, coke powder causes severe contamination to surrounding enviroment, and operator's health is caused damage, and also there will be the unexpected security incidents such as fire.
Summary of the invention
The object of this invention is to provide a kind of method and device of de-coking, overcome in prior art at material grasping, blowing and roll in shattering process, coke powder causes severe contamination to surrounding enviroment, and operator's health is caused damage and the defect of the unexpected security incident such as fire.
The method of a kind of de-coking of the present invention, by following steps:
1) open coke drum bottom, the coke of 1.0～3.0MPa pressure and decoking water rush at steel grating with the speed of 8～10m/s along inclined chute, steel grating de-coking, is less than 200 × 200mm coke and enters in coke pit, is greater than 200 × 200mm coke and enters into step 2);
2) come from step 1) 20 × 200mm coke that is greater than enter disintegrating machine, coke is broken into and is less than 200 × 200mm coke button and enters Chu Jiaochi.
Described 200 × 200mm coke that is greater than enters disintegrating machine by bypass runner.
A kind of de-coking device, comprise, steel grating 2, bypass runner 4, disintegrating machine 5, Chu Jiaochi, 6 and coke drum 7, it is characterized in that: inclined chute 1 one end is communicated with coke drum 7, one end of Yu Chujiao pond, one end 6 and bypass runner 4 is communicated with, the other end of bypass runner 4 is communicated with disintegrating machine 5, and steel grating 2 is arranged on inclined chute 1 inside.
Described inclined chute 1 is 20～50 ° with the angle of coke drum 7, preferably 30～40 °.
Described inclined chute 1 is 20～50 ° with the angle in the burnt pond 6 of storage, preferably 30～40 °.
Described disintegrating machine 5 is provided with disintegrating machine outlet 8, and disintegrating machine outlet 8 is communicated with the burnt pond 6 of storage.
Described coke drum 7 bottoms are provided with coke drum coke outlet 10, and coke drum coke outlet 10 one end are communicated with coke drum 7, and the other end is communicated with inclined chute 1.
On described steel grating 2, be provided with grid blade 3, grid blade 3 is vertical with steel grating 2, and grid blade 3 sharp end are in face of from out choke flow direction of coke drum.
Described grid blade 3 is welded on steel grating 2.
Described steel grating 2 is arranged near storage skew back chute 1 inside, burnt pond.
Described disintegrating machine 5 gear disintegrating machines.
In actual applications, open coke drum tower bottom, the coke of 1.0～3.0MPa pressure and decoking water rush at steel grating 2 with the speed of 8～10m/s along inclined chute 1, by grid blade 3 de-cokings on steel grating, being less than 200 × 200mm coke enters in coke pit, be greater than 200 × 200mm coke and enter disintegrating machine 5 along bypass runner 4, further coke fragmentation is less than to 200 × 200mm coke button by disintegrating machine 5 and enters the burnt pond 6 of storage.The present invention takes full advantage of the impulsive force of current and the kinetic energy of solid landing, and material is carried out to precrushing, and the device of simplification, has saved the energy and equipment investment, can improve crushing efficiency, can thoroughly improve again the environment of the burnt pond of storage periphery.
Accompanying drawing explanation
Fig. 1 is a kind of de-coking apparatus structure of the present invention schematic diagram.
Fig. 2 is a kind of de-coking device of the present invention partial structurtes schematic diagrames.
Wherein:
1. inclined chute, 2. steel grating, 3. grid blade, 4. bypass runner, 5. disintegrating machine, 6. storage Jiao Chi, 7. coke drum, 8. disintegrating machine outlet, the 9. burnt pool wall of storage, 10. coke drum coke outlet, the 11. burnt pond of storage top covers, 12. are less than 200 × 200mm coke button.
The specific embodiment
Below by embodiment, the present invention is further detailed explanation, but do not limit the scope of the invention.
As shown in Figure 1, for a kind of de-coking device of the present invention, comprise, steel grating 2, bypass runner 4, disintegrating machine 5, store up burnt pond 6 and coke drum 7, inclined chute 1 one end is communicated with coke drum 7, one end of Yu Chujiao pond, one end 6 and bypass runner 4 is communicated with, the other end of bypass runner 4 is communicated with disintegrating machine 5, steel grating 2 is arranged on inclined chute 1 inside, disintegrating machine 5 is provided with disintegrating machine outlet 8, disintegrating machine outlet 8 is communicated with the burnt pond 6 of storage, coke drum 7 bottoms are provided with coke drum coke outlet 10, coke drum coke outlet 10 one end are communicated with coke drum 7, the other end is communicated with inclined chute 1, on steel grating 2, be provided with grid blade 3, grid blade 3 is vertical with steel grating 2, grid blade 3 sharp end are in face of from out choke flow direction of coke drum, steel grating 2 is arranged near storage skew back chute 1 inside, burnt pond.
A kind of broken burnt method of the present invention, open coke drum tower bottom, the coke of 1.0～3.0MPa pressure and decoking water rush at steel grating 2 with the speed of 8～10m/s along inclined chute 1, by grid blade 3 de-cokings on steel grating, being less than 200 × 200mm coke enters in coke pit, be greater than 200 × 200mm coke and enter disintegrating machine 5 along bypass runner 4, further coke fragmentation is less than to 200 × 200mm coke button by disintegrating machine 5 and enters the burnt pond 6 of storage.
Claims (11)
1. a method for de-coking, by following steps:
1) open coke drum bottom, the coke of 1.0～3.0MPa pressure and decoking water rush at steel grating with the speed of 8～10m/s along inclined chute, steel grating de-coking, is less than 200 × 200mm coke and enters in coke pit, is greater than 200 × 200mm coke and enters into step 2);
2) come from step 1) 20 × 200mm coke that is greater than enter disintegrating machine, coke is broken into and is less than 200 × 200mm coke button and enters Chu Jiaochi.
2. according to the method for a kind of de-coking claimed in claim 1, it is characterized in that: described 200 × 200mm coke that is greater than enters disintegrating machine by bypass runner.
3. a de-coking device, comprise inclined chute 1, steel grating 2, bypass runner 4, disintegrating machine 5, store up burnt pond 6 and coke drum 7, it is characterized in that: inclined chute 1 one end is communicated with coke drum 7, one end of Yu Chujiao pond, one end 6 and bypass runner 4 is communicated with, the other end of bypass runner 4 is communicated with disintegrating machine 5, and steel grating 2 is arranged on inclined chute 1 inside.
4. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described inclined chute 1 is 20～50 ° with the angle of coke drum 7, inclined chute 1 is 20～50 ° with the angle in the burnt pond 6 of storage.
5. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described inclined chute 1 is 30～40 ° with the angle of coke drum 7, inclined chute 1 is 30～40 ° with the angle in the burnt pond 6 of storage.
6. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described disintegrating machine 5 is provided with disintegrating machine outlet 8, disintegrating machine outlet 8 is communicated with the burnt pond 6 of storage.
7. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described coke drum 7 bottoms are provided with coke drum coke outlet 10, and coke drum coke outlet 10 one end are communicated with coke drum 7, and the other end is communicated with inclined chute 1.
8. according to a kind of de-coking device claimed in claim 3, it is characterized in that: on described steel grating 2, be provided with grid blade 3, grid blade 3 sharp end are in face of from out choke flow direction of coke drum.
9. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described grid blade 3 is welded on steel grating 2.
10. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described steel grating 2 is arranged near storage skew back chute 1 inside, burnt pond.
11. according to a kind of de-coking device claimed in claim 3, it is characterized in that: described disintegrating machine 5 gear disintegrating machines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210449229.4A CN103801442A (en) | 2012-11-02 | 2012-11-02 | Method and device for breaking coke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210449229.4A CN103801442A (en) | 2012-11-02 | 2012-11-02 | Method and device for breaking coke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103801442A true CN103801442A (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210449229.4A Pending CN103801442A (en) | 2012-11-02 | 2012-11-02 | Method and device for breaking coke |
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| CN (1) | CN103801442A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651147A (en) * | 2005-02-03 | 2005-08-10 | 丁东 | Breaking method of waste butyl resin or butyl vulcanized rubber and its device |
| CN2897440Y (en) * | 2006-05-19 | 2007-05-09 | 罗旭东 | Screen hopper device |
| CN101337198A (en) * | 2008-08-12 | 2009-01-07 | 陈智贤 | Black carbon crushing machine |
| CN201249135Y (en) * | 2008-09-05 | 2009-06-03 | 中冶北方工程技术有限公司 | Joint screening crusher |
| CN201300085Y (en) * | 2008-11-21 | 2009-09-02 | 长沙有色冶金设计研究院 | Feeding hopper |
-
2012
- 2012-11-02 CN CN201210449229.4A patent/CN103801442A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651147A (en) * | 2005-02-03 | 2005-08-10 | 丁东 | Breaking method of waste butyl resin or butyl vulcanized rubber and its device |
| CN2897440Y (en) * | 2006-05-19 | 2007-05-09 | 罗旭东 | Screen hopper device |
| CN101337198A (en) * | 2008-08-12 | 2009-01-07 | 陈智贤 | Black carbon crushing machine |
| CN201249135Y (en) * | 2008-09-05 | 2009-06-03 | 中冶北方工程技术有限公司 | Joint screening crusher |
| CN201300085Y (en) * | 2008-11-21 | 2009-09-02 | 长沙有色冶金设计研究院 | Feeding hopper |
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Application publication date: 20140521 |