CN110343540A - A kind of defoaming injection device and delay coke tower apparatus - Google Patents
A kind of defoaming injection device and delay coke tower apparatus Download PDFInfo
- Publication number
- CN110343540A CN110343540A CN201910660859.8A CN201910660859A CN110343540A CN 110343540 A CN110343540 A CN 110343540A CN 201910660859 A CN201910660859 A CN 201910660859A CN 110343540 A CN110343540 A CN 110343540A
- Authority
- CN
- China
- Prior art keywords
- defoaming
- defoaming agent
- coke
- coke drum
- injection device
- 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
- 239000000571 coke Substances 0.000 title claims abstract description 94
- 238000002347 injection Methods 0.000 title claims abstract description 39
- 239000007924 injection Substances 0.000 title claims abstract description 39
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 81
- 238000005507 spraying Methods 0.000 claims abstract description 30
- 239000007921 spray Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000002010 green coke Substances 0.000 abstract description 10
- 239000006260 foam Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000003934 vacuole Anatomy 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention discloses a kind of defoaming injection device and delay coke tower apparatus, and defoaming injection device includes defoaming agent feeding assembly and spraying pack unit；Spraying pack unit is mounted in coke drum；Defoaming agent feeding assembly provides defoaming agent to spraying pack unit, and the defoaming agent sprayed from spraying pack unit can cover all the top surface of coke in coke drum.Defoaming injection device disclosed by the invention, when the green coke height in coke drum reaches normal height and position, the starting of defoaming agent feeding assembly, defoaming agent is provided to spraying pack unit, enables the defoaming agent sprayed from spraying pack unit to cover all the top surface of coke in coke drum, is come into full contact with the froth bed in coke drum, it is trickled down by drop-wise, it can be good at pushing down froth bed, the green coke height of coke drum can be increased, improve the utilization efficiency of coke drum.
Description
Technical field
The present invention relates to delay coke equipment technical fields, more particularly, to a kind of defoaming injection device and delay coke drum
Device.
Background technique
On delay coke device, since feedstock oil is easily sent out in coke drum through a large amount of oil gas that pyrolytic cracking generates
Bubble.As focus layer increases, foam can go out tower top, block oil-gas pipeline coking, and increase the coke powder carrying amount in oil gas,
The processing capacity of the normal operation and coke drum that make fractionating column is affected；A large amount of foam is formed at coke drum top, also seriously
Influence coke device processing capacity and product quality.
Therefore, how to reduce the height of foam layer in coke tower, and inhibit foam generation be those skilled in the art urgently
The technical issues of solution.
Summary of the invention
In view of this, can reduce coke drum foam the first purpose of the invention is to provide a kind of defoaming injection device
The height of layer, and inhibit the generation of foam.
A second object of the present invention is to provide a kind of delay coke tower apparatus.
In order to realize above-mentioned first purpose, the present invention provides following schemes:
A kind of defoaming injection device, including defoaming agent feeding assembly and spraying pack unit；
The spraying pack unit is mounted in coke drum；
The defoaming agent feeding assembly provides defoaming agent to the spraying pack unit, and the defoaming agent sprayed from the spraying pack unit can
Cover all the top surface of coke in the coke drum.
In a specific embodiment, the spraying pack unit is atomizer；
The atomizer can will be in the defoaming agent atomized spray to the coke drum.
In another embodiment, the atomizer is mounted on the inner top of the coke drum.
In another embodiment, the atomizer adjustable angle is mounted in the coke drum.
In another embodiment, the spraying pack unit is shower plate；
The shower plate is installed on the coke drum, and multiple sprinkling through-holes are evenly equipped in the shower plate；
The defoaming agent is fallen in the shower plate by the entrance of the coke drum, and equably by the shower plate
It is sprayed onto the coke drum.
In another embodiment, the defoaming agent feeding assembly includes defoaming agent pump；
The defoaming agent pump is used to provide the described defoaming agent to the coke drum.
In another embodiment, the defoaming agent feeding assembly further includes hot oil pump；
The outlet that the outlet of the hot oil pump is pumped with the defoaming agent is connected.
In another embodiment, the defoaming agent feeding assembly further includes booster pump；
Connection is connected by the booster pump in the outlet that the outlet of the hot oil pump is pumped with the defoaming agent.
In another embodiment, the defoaming injection device further include first switch valve, second switch valve and
Third switch valve；
The exit of the defoaming agent pump is arranged in the first switch valve, and the second switch valve is arranged in the pressurization
The exit of pump, the outlet of the first switch valve and the outlet of the second switch valve are connected；
The exit of the first switch valve, and the entrance of the third switch valve and institute is arranged in the third switch valve
State the outlet conducting of first switch valve.
Each embodiment according to the present invention can according to need any combination, resulting embodiment party after these combinations
Case is also a part of the specific embodiment of the invention within the scope of the present invention.
It is not limited to any theory, from above disclosure as can be seen that defoaming injection device disclosed by the invention, works as coke
When green coke height in tower reaches normal height and position, the starting of defoaming agent feeding assembly provides defoaming agent to spraying pack unit, so that
The defoaming agent sprayed from spraying pack unit can cover all the top surface of coke in coke drum, sufficiently connect with the froth bed in coke drum
Touching, is trickled down by drop-wise, can be good at pushing down froth bed, can increased the green coke height of coke drum, improve the utilization of coke drum
Efficiency.
In order to realize above-mentioned second purpose, the present invention provides following schemes:
A kind of delay coke tower apparatus, including the defoaming injection device as described in above-mentioned any one.
Since delay coke tower apparatus provided by the invention includes the defoaming injection device in above-mentioned any one,
The delay coke tower apparatus provided by the invention of beneficial effect possessed by above-mentioned defoaming injection device included.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of defoaming injection device provided by the invention.
Wherein, in Fig. 1:
Defoaming agent feeding assembly 1, spraying pack unit 2, coke drum 3, defoaming agent pump 101, hot oil pump 102, booster pump 103, first
Switch valve 4, second switch valve 5, third switch valve 6.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to make those skilled in the art better understand technical solution of the present invention
Applying mode, the present invention is described in further detail.
Embodiment one
As shown in Figure 1, the invention discloses a kind of defoaming injection devices.Wherein, defoaming injection device includes that defoaming agent supplies
To component 1 and spraying pack unit 2.
Spraying pack unit 2 is mounted in coke drum 3, and spraying pack unit 2, which can be arbitrarily to can be realized, covers all coke for defoaming agent
The structure of the top surface of coke in charcoal tower 3, for example, it may be the plate of atomizer or uniformly distributed multiple through-holes.
Defoaming agent feeding assembly 1 provides defoaming agent to spraying pack unit 2, and the defoaming agent sprayed from spraying pack unit 2 can be completely covered
Firmly in coke drum 3 coke top surface.
Defoaming injection device disclosed by the invention disappears when the green coke height in coke drum 3 reaches normal height and position
Infusion feeding assembly 1 starts, and provides defoaming agent to spraying pack unit 2, the defoaming agent sprayed from spraying pack unit 2 is covered all
Froth bed in coke drum 3 in the top surface of coke, with coke drum 3 comes into full contact with, and is trickled down by drop-wise, can be good at pushing down foam
Layer can increase the green coke height of coke drum 3, improve the utilization efficiency of coke drum 3.
Embodiment two
In second embodiment provided by the invention, the defoaming injection device in the present embodiment and the defoaming in embodiment one
The structure of injection device is similar, just repeats no more to something in common, only introduces difference.
It in the present embodiment, is atomizer the invention particularly discloses spraying pack unit 2, atomizer can be by defoaming agent mist
Change is sprayed onto coke drum 3.Using atomizer, defoaming agent can be atomized into superfine droplet, sprayed through atomizer
Fog-like liquid comes into full contact with oil gas, eliminates drippage, drops down flow phenomenon, gas liquid contacting efficiency can be made to greatly improve.
Further, the invention discloses the inner tops that atomizer is mounted on coke drum 3, convenient for injection defoaming downwards
Agent.It should be noted that the position of atomizer is not limited to the inner top of coke drum 3, can also be adjusted to according to the actual situation
Other positions.
Further, the invention discloses atomizer adjustable angles to be mounted in coke drum 3.It should be noted that mist
It is adjustable to change the adjustable direction for referring to atomizer injection defoaming agent of nozzle angle.Specifically can be atomizer may be rotatably mounted at
In coke drum 3, and setting can limit the limit plate that atomizer turns to outside working range, and atomization spray is referred to outside working range
The defoaming agent that mouth turns to ejection cannot cover all the range of the top surface of coke in coke drum 3.
It further, include defoaming agent pump 101 the invention discloses defoaming agent feeding assembly 1, defoaming agent pump 101 is for mentioning
For defoaming agent to coke drum 3.Specifically, defoaming agent pump 101 pumps out defoaming agent, and by Pipeline transport to coke drum 3.
Further, further include hot oil pump 102 the invention discloses defoaming agent feeding assembly 1, the outlet of hot oil pump 102 with
The outlet conducting of defoaming agent pump 101.Hot oil pump 102 will go out into tower bottom hot oil pump 102, the defoaming agent provided with defoaming agent pump 101
Mixing, is transported to coke drum 3, and eject by atomizer.The big tearable surface tension of liquid of deep fat stream speed and viscous
Degree constraint, makes defoaming agent be broken into small droplet, and spray around, comes into full contact with 3 froth bed of coke drum, spilt by drop-wise
It falls, becomes the injection with fair speed, can be good at pushing down froth bed, the green coke height of coke drum 3 can be increased, improve burnt
The utilization efficiency of charcoal tower 3 improves unit capacity, has significant economic benefit.
Hot oil flow velocity in order to further increase further includes booster pump 103 the invention discloses defoaming agent feeding assembly 1, heat
The outlet of oil pump 102 and the outlet of defoaming agent pump 101 are connected by the conducting of booster pump 103, and increasing pump pumps out hot oil pump 102
The defoaming agent that hot oil pressurization provides after accelerating with defoaming agent pump 101 mixes, and enters atomizer later and is ejected into coke drum 3.
It further, further include first switch valve 4, second switch valve 5 and third the invention discloses defoaming injection device
Switch valve 6.
The exit of defoaming agent pump 101 is arranged in first switch valve 4, and the outlet of booster pump 103 is arranged in second switch valve 5
Place, the outlet of first switch valve 4 and the outlet conducting of second switch valve 5.Going out for first switch valve 4 is arranged in third switch valve 6
At mouthful, and the entrance of third switch valve 6 is connected with the outlet of first switch valve 4, and outlet and the atomizer of third switch valve 6 are led
It is logical.
The present invention installs atomizer in 3 top appropriate location of coke drum, can cover 3 specified altitude assignment of coke drum
Section.Draw hot oil all the way from the outlet of hot oil pump 102, by booster pump 103, mixed with defoaming agent, squeezes into 3 top of coke drum.When
When green coke height reaches normal height position, valve is opened, defoaming agent is enable to cover all coke top surface.Make atomizer
Interior defoaming agent is laterally outwardly sprayed by orifice；The big tearable surface tension of liquid of deep fat stream speed and viscosity constraint, make
Defoaming agent is broken into small droplet, and sprays around, comes into full contact with 3 froth bed of coke drum, is trickled down by drop-wise, become band
The injection of fair speed can be good at pushing down froth bed, can increase the green coke height of coke drum 3, improve the benefit of coke drum 3
With efficiency, unit capacity is improved, there is significant economic benefit.
The present invention has the advantage that
(1) use the hollow atomization Washing spray nozzle structure type of small flow so that defoaming agent be atomized into micron-sized droplet and
Froth bed comes into full contact with, and the defoaming agent of atomizer atomization adds form, can further decrease defoaming agent consumption, saving
The production cost of device；
(2) defoaming agent sprayed through defoaming injection device, atomizing particle is reasonably distributed, improve 3 froth bed of coke drum with
The uniform contact of defoaming agent；
(3) air deflector is set in the inlet of atomizer, air deflector and atomizer form the venturi shape of converging diverging
Structure is conducive to fill the water rapid dispersion into process stream, and defoaming injection device realizes sufficiently connecing for froth bed and defoaming agent
Touching can effectively eliminate vacuole quantity, eliminate the outage formed by froth bed, aggrandizement apparatus process scale, and tower phenomenon is rushed in reduction
Generation；
(4) unique design feature has online replacement maintenance, replacement.
Embodiment three
In 3rd embodiment provided by the invention, the defoaming injection device in the present embodiment and the defoaming in embodiment two
The structure of injection device is similar, just repeats no more to something in common, only introduces difference.
It in the present embodiment, is shower plate the invention discloses spraying pack unit 2, shower plate is installed on coke drum 3, shower plate
It can be vertically arranged with the axial line of coke drum 3, be also possible to tilt installation at an angle.And it is evenly equipped in shower plate multiple
Through-hole is sprayed, defoaming agent is fallen in shower plate by the entrance of coke drum 3, and is equably sprayed onto coke drum 3 by shower plate
It is interior.
Draw hot oil all the way from the outlet of hot oil pump 102, by booster pump 103, mixed with defoaming agent, squeezes into 3 top of coke drum.
When green coke height reaches normal height position, valve is opened, keeps defoaming agent complete by the sprinkling through-hole in shower plate
Cover coke top surface.
Example IV
The present invention provides a kind of delay coke tower apparatus, inject dress including the defoaming in such as above-mentioned any one embodiment
It sets.
Since delay coke tower apparatus provided by the invention includes the defoaming injection device in above-mentioned any one embodiment,
Therefore, the delay coke tower apparatus provided by the invention of beneficial effect possessed by above-mentioned defoaming injection device is included.
" first " in the present invention, " second " etc. are to be distinguished in description, without others particular meanings.
In the description of the present invention, it is to be understood that, the orientation or positional relationship of the instructions such as term " top ", " bottom "
To be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitation of the present invention.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and inventive features phase
Consistent widest scope.
Claims (10)
1. a kind of defoaming injection device, which is characterized in that including defoaming agent feeding assembly (1) and spraying pack unit (2)；
The spraying pack unit (2) is mounted in coke drum (3)；
The defoaming agent feeding assembly (1) provides defoaming agent to the spraying pack unit (2), the defoaming sprayed from the spraying pack unit (2)
Agent can cover all the top surface of the coke drum (3) interior coke.
2. defoaming injection device according to claim 1, which is characterized in that the spraying pack unit (2) is atomizer；
The atomizer can will the defoaming agent atomized spray in the coke drum (3).
3. defoaming injection device according to claim 2, which is characterized in that the atomizer is mounted on the coke drum
(3) inner top.
4. defoaming injection device according to claim 2, which is characterized in that the atomizer adjustable angle is mounted on institute
It states in coke drum (3).
5. defoaming injection device according to claim 1, which is characterized in that the spraying pack unit (2) is shower plate；
The shower plate is installed on the coke drum (3), and multiple sprinkling through-holes are evenly equipped in the shower plate；
The defoaming agent is fallen in the shower plate by the entrance of the coke drum (3), and equably by the shower plate
It is sprayed onto the coke drum (3).
6. defoaming injection device described in any one of -5 according to claim 1, which is characterized in that the defoaming agent supply group
Part (1) includes defoaming agent pump (101)；
The defoaming agent pump (101) is used to provide the described defoaming agent to the coke drum (3).
7. defoaming injection device according to claim 6, which is characterized in that the defoaming agent feeding assembly (1) further includes
Hot oil pump (102)；
The outlet that the outlet of the hot oil pump (102) pumps (101) with the defoaming agent is connected.
8. defoaming injection device according to claim 7, which is characterized in that the defoaming agent feeding assembly (1) further includes
Booster pump (103)；
The outlet of the hot oil pump (102) and the outlet of defoaming agent pump (101) are connected by the booster pump (103) conducting
It connects.
9. defoaming injection device according to claim 8, which is characterized in that further include first switch valve (4), second switch
Valve (5) and third switch valve (6)；
First switch valve (4) setting exists in the exit of defoaming agent pump (101), second switch valve (5) setting
The exit of the booster pump (103), the outlet of the first switch valve (4) and the outlet conducting of the second switch valve (5)；
The third switch valve (6) setting is in the exit of the first switch valve (4), and third switch valve (6) enter
Mouth is connected with the outlet of the first switch valve (4).
10. a kind of delay coke tower apparatus, which is characterized in that including the defoaming note as described in any one of claim 1-9
Enter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910660859.8A CN110343540A (en) | 2019-07-22 | 2019-07-22 | A kind of defoaming injection device and delay coke tower apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910660859.8A CN110343540A (en) | 2019-07-22 | 2019-07-22 | A kind of defoaming injection device and delay coke tower apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110343540A true CN110343540A (en) | 2019-10-18 |
Family
ID=68179610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910660859.8A Pending CN110343540A (en) | 2019-07-22 | 2019-07-22 | A kind of defoaming injection device and delay coke tower apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110343540A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254470A (en) * | 2022-07-28 | 2022-11-01 | 天津耀皮玻璃有限公司 | Defoaming agent injection apparatus and float glass kiln system |
| CN116057167A (en) * | 2020-08-07 | 2023-05-02 | 默克专利股份有限公司 | Nozzle for fluid deployment in a bioreactor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1289819A (en) * | 1999-09-29 | 2001-04-04 | 中国石油化工集团公司 | Coking delay process for lowering foam layer in coke tower |
| CN103102935A (en) * | 2011-11-10 | 2013-05-15 | 中国石油化工股份有限公司 | Method and apparatus for mechanical defoaming of coking tower |
| CN108619759A (en) * | 2017-03-17 | 2018-10-09 | 洛阳德明石化设备有限公司 | A kind of adjustable antifoaming agent injected system |
-
2019
- 2019-07-22 CN CN201910660859.8A patent/CN110343540A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1289819A (en) * | 1999-09-29 | 2001-04-04 | 中国石油化工集团公司 | Coking delay process for lowering foam layer in coke tower |
| CN103102935A (en) * | 2011-11-10 | 2013-05-15 | 中国石油化工股份有限公司 | Method and apparatus for mechanical defoaming of coking tower |
| CN108619759A (en) * | 2017-03-17 | 2018-10-09 | 洛阳德明石化设备有限公司 | A kind of adjustable antifoaming agent injected system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116057167A (en) * | 2020-08-07 | 2023-05-02 | 默克专利股份有限公司 | Nozzle for fluid deployment in a bioreactor |
| CN115254470A (en) * | 2022-07-28 | 2022-11-01 | 天津耀皮玻璃有限公司 | Defoaming agent injection apparatus and float glass kiln system |
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Application publication date: 20191018 |