CN209226915U - The control system of mink cell focus separating-purifying - Google Patents
The control system of mink cell focus separating-purifying Download PDFInfo
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- CN209226915U CN209226915U CN201822005488.3U CN201822005488U CN209226915U CN 209226915 U CN209226915 U CN 209226915U CN 201822005488 U CN201822005488 U CN 201822005488U CN 209226915 U CN209226915 U CN 209226915U
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- mink cell
- cell focus
- stripper
- heavy oil
- valve
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Abstract
The utility model discloses a kind of control systems of mink cell focus separating-purifying, it include stripper, top inside stripper is equipped with collecting tank, mink cell focus No.1 suction line is equipped with above the collecting tank on the side wall of stripper, No. two suction lines of mink cell focus are equipped with below the collecting tank on the side wall of stripper, sampling line is connected on mink cell focus conveyance conduit, sampling line is connect with iron content detector.The utility model has the advantage of the flow for the mink cell focus for entering No. two suction lines of mink cell focus is adjusted in controller, makes after mixing into the catalyst in the mink cell focus of No. two suction lines of mink cell focus with heavy wax, the iron content in heavy wax is not exceeded；When heavy oil yield after stripper stripping is unstable, a part of mink cell focus can be made to enter mink cell focus No.1 suction line, guarantee the stabilization of collecting tank liquid level；The cooling that mink cell focus first passes through heavy oil cooler enters mink cell focus filter after handling, and the high temperature of mink cell focus is avoided to cause the damage of filter.
Description
Technical field:
The utility model relates to F- T synthesis processing systems, and in particular to the control system of mink cell focus separating-purifying.
Background technique:
Stripper is the equipment that mink cell focus, the heavy wax in F- T synthesis are carried out purification processes, mink cell focus, heavy wax point
Do not entered in stripper by different entrances, under the vapor action of stripper, in heavy wax release gas, light oil and
Water carry out gasification separation, heavy wax heat, stripper steam under the action of, by mink cell focus light oil, water, release gas
Gasification separation is carried out with catalyst, mink cell focus, heavy wax after purification respectively enter rear system.Due to being mingled with part in mink cell focus
Iron-containing catalyst used in preceding system catalytic cracking reaction, during stripper separates heavy oil gasifying, iron content catalysis
Agent is mixed due to the bottom that the effect of self gravity can fall on stripper with heavy wax.
The problem of stripper separation system, has at present: 1, when the content of iron-containing catalyst in mink cell focus is more than default
When value, the iron content that will lead in heavy wax is exceeded, influences the product quality of heavy wax；2, it is generated in the reaction of preceding system catalytic
In the metastable situation of heavy oil yield, since the internal environment fluctuation of stripper will lead to mink cell focus after stripper purifies
The heavy oil yield of generation is unstable, influences the even running of rear system；3, the heavy oil temperature after stripper strips is higher,
Subsequent heavy oil strainer can be caused to damage.
Utility model content:
The purpose of this utility model is to provide a kind of guarantee mink cell focuses, the mink cell focus separating-purifying of heavy wax product quality
Control system.
The utility model is implemented by following technical solution: the control system of mink cell focus separating-purifying includes stripper, institute
It states top inside stripper and is equipped with collecting tank, be equipped with mink cell focus No.1 on the side wall of the stripper above the collecting tank
Suction line is located at the mink cell focus No.1 suction line outside the stripper and is equipped with first flow valve, in the liquid collecting
The stripping tower side wall is equipped with No. two suction lines of mink cell focus below slot, and described mink cell focus two enter outside the stripper
Mouth pipeline is equipped with second flow valve, the mink cell focus No.1 suction line, the mink cell focus outside the stripper
The import of No. two suction lines is connect with mink cell focus conveyance conduit, is connected with sampling line on the mink cell focus conveyance conduit,
The sampling line is connect by switch valve with iron content detector；
The sump bottom is equipped with mink cell focus outlet line, and the outlet end of the mink cell focus outlet line passes through the vapour
Stripper side wall is placed in outside the stripper, and the outlet of the mink cell focus outlet line is connect with head tank entrance, is located at institute
It states and is successively arranged heavy oil pump, first flowmeter, the first shut-off valve, third stream on the mink cell focus outlet line outside stripper
Valve is measured, unqualified heavy oil pipeline is connected on the pipeline between the first flowmeter and first shut-off valve, in institute
It states and is connected with the second shut-off valve, heavy oil cooler, heavy oil strainer on unqualified heavy oil pipeline in turn, it is described unqualified
The outlet of heavy oil pipeline is connect with first shut-off valve with the pipeline of the third flow valve.
Further, blowdown pipeline is also connected on the sampling line, the blowdown pipeline is equipped with blowdown valve.
It further, further include there are two liquid distribution trough, the liquid distribution trough is tubular structure, the liquid distribution
Device is closed at both ends and is fixedly connected respectively with the stripping inner wall of tower, and the top of the liquid distribution trough is equipped with feed pipe, described
The bottom of liquid distribution trough be equipped with several discharge ports, the feed pipe of two liquid distribution troughs respectively with the mink cell focus No.1
The outlet connection of No. two suction line, mink cell focus suction lines.
Further, it is set on the inner wall of the stripper between the mink cell focus No.1 suction line and the collecting tank
There are at least two blocks of staggered column plates.
Further, heavy oil tank is connected on the pipeline between first shut-off valve and the third flow valve
Pipeline, it is described that heavy oil tank pipeline is gone to connect by the 4th flow valve with heavy oil tank.
The advantages of the utility model: 1, when the iron content of catalyst in the mink cell focus of iron content detector test does not meet mark
On time, the flow of mink cell focus for entering No. two suction lines of mink cell focus is adjusted in controller, remaining mink cell focus is from heavy
Oily No.1 suction line enters collecting tank, makes to mix into the catalyst in the mink cell focus of No. two suction lines of mink cell focus with heavy wax
After conjunction, the iron content in heavy wax is not exceeded, moreover it is possible to while the mink cell focus for entering No. two suction lines of mink cell focus is purified；
2, when the iron content of catalyst in the mink cell focus of iron content detector test complies with standard, mink cell focus fully enters mink cell focus two
Number suction line, strips mink cell focus adequately, and the heavy oil after stripping is temporarily stored into collecting tank, by heavy oil pump send outside to
In the head tank of oil refinery unit, when the heavy oil yield after stripper stripping is unstable, a part of mink cell focus can be made
Into mink cell focus No.1 suction line, guarantee the stabilization of collecting tank liquid level, enables follow-up system stable operation；3, mink cell focus is first
Enter mink cell focus filter after the cooling of heavy oil cooler processing, the high temperature of mink cell focus is avoided to cause the damage of filter
It is bad.
Detailed description of the invention:
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of distributor.
In figure: stripper -1, collecting tank -2, mink cell focus No.1 suction line -3, first flow valve -4, mink cell focus two enter
Mouthful pipeline -5, second flow valve -6, mink cell focus conveyance conduit -7, sampling line -8, switch valve -9, iron content detector -10, again
Matter oil export pipeline -11, head tank -12, heavy oil pump -13, first flowmeter -14, the first shut-off valve -15, third flow valve -
16, unqualified heavy oil pipeline -17, the second shut-off valve -18, heavy oil cooler -19, heavy oil strainer -20, sewage pipe
Line -21, blowdown valve -22, liquid distribution trough -23, feed pipe -24, discharge port -25, column plate -26, go heavy filler pipe -27,
4th flow valve -28, heavy oil tank -29.
Specific embodiment:
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1:
As shown in Figure 1 and Figure 2, the control system of mink cell focus separating-purifying includes stripper 1, upper inside stripper 1
Side is equipped with collecting tank 2, and the effect of collecting tank 2 is the mink cell focus collected after the stripping separation of stripper 1 and carries out preliminary storage, so
Sending outside for mink cell focus is carried out by heavy oil pump 13 afterwards.Mink cell focus No.1 is equipped with above the collecting tank 2 on the side wall of stripper 1 to enter
Mouth pipeline 3, the inner wall of the stripper 1 between mink cell focus No.1 suction line 3 and collecting tank 2 are equipped at least two pieces and are staggered
Column plate 26, column plate 26 is staggered, and mink cell focus can directly drop to 2 position of collecting tank by the water conservancy diversion of column plate 26, moreover it is possible to make
Mink cell focus on mink cell focus No.1 suction line 3 is stripped.
It is equipped with first flow valve 4 positioned at 1 outside mink cell focus No.1 suction line 3 of stripper, is stripped below collecting tank 2
1 side wall of tower is equipped with No. two suction lines 5 of mink cell focus, is located at No. two suction lines 5 of 1 outside mink cell focus of stripper and is equipped with second
Valve 6 is measured, the import of No. two mink cell focus No.1 suction line 3, mink cell focus suction lines 5 outside stripper 1 is and heavy
Oily conveyance conduit 7 connects, and sampling line 8 is connected on mink cell focus conveyance conduit 7, and sampling line 8 passes through switch valve 9 and iron content
Detector 10 connects, and blowdown pipeline 21 is also connected on sampling line 8, and blowdown pipeline 21 is equipped with blowdown valve 22.
2 bottom of collecting tank is equipped with mink cell focus outlet line 11, and the outlet end of mink cell focus outlet line 11 passes through 1 side of stripper
Wall is placed in outside stripper 1, and the outlet of mink cell focus outlet line 11 and 12 entrance of head tank in oil refinery unit connect
It connects, heavy oil pump 13 is successively arranged on 1 outside mink cell focus outlet line 11 of stripper, first flowmeter 14, first is ended
Valve 15, third flow valve 16 are connected with unqualified mink cell focus on the pipeline between first flowmeter 14 and the first shut-off valve 15
Pipeline 17 is connected with the second shut-off valve 18, heavy oil cooler 19, mink cell focus filtering in turn on unqualified heavy oil pipeline 17
The outlet of device 20, unqualified heavy oil pipeline 17 is connect with the first shut-off valve 15 with the pipeline of third flow valve 16, at first section
It is only connected with 29 pipeline 27 of heavy oil tank on the pipeline between valve 15 and third flow valve 16,29 pipeline of heavy oil tank is gone to pass through
4th flow valve 28 is connect with heavy oil tank 29.
It further, further include there are two liquid distribution trough 23, liquid distribution trough 23 is tubular structure, liquid distribution trough 23
Closed at both ends and be fixedly connected respectively with 1 inner wall of stripper, the top of liquid distribution trough 23 is equipped with feed pipe 24, liquid distribution trough
23 bottom be equipped with several discharge ports 25, the feed pipe 24 of two liquid distribution troughs 23 respectively with mink cell focus No.1 suction line 3,
The outlet of No. two suction lines 5 of mink cell focus connects, which has that the processing is simple, should not be blocked, maintenance cost is low,
The advantages that liquid distribution is uniform can also be formed using its simple structure.
It further, further include having controller, the input terminal of controller is connect with 14 signal of first flowmeter, controller
Output end is connect with the first amount valve, 6 signal of second flow valve, controller and the first shut-off valve 15,16, second sections of third flow valve
Only automation control may be implemented in valve 18, the connection of 28 signal of the 4th flow valve, controller.
The specific implementation steps of the utility model:
1, when needing to detect the iron content of mink cell focus, switch valve 9 is opened, mink cell focus is made to enter iron content detection
Instrument 10 closes switch valve 9 after iron content detector 10 completes monitoring, opens the blowdown valve 22 on blowdown pipeline 21, will sample
Mink cell focus in pipeline 8 carries out outlet recycling, avoids the mink cell focus in sampling line 8 from surveying detection next time and impacts；
1.1, when the display result of iron content detector 10 meets the requirements preset value, controller is by first flow valve 4,
Two shut-off valves 18, heavy oil cooler 19, heavy oil strainer 20 are closed, and second flow valve 6, the first shut-off valve 15 are opened,
Mink cell focus enters in stripper 1 from No. two suction lines 5 of mink cell focus, strips mink cell focus adequately, the heavy oil after stripping
It is temporarily stored into collecting tank 2；When the heavy oil stream amount that first flowmeter 14 monitors is lower than preset value, controller is by second flow valve 6
Simultaneously assignment is opened, so that a part of mink cell focus enters mink cell focus No.1 suction line 3, guarantees the heavy oil stream amount of heavy oil export
Constant, mink cell focus directly sends the head tank 12 into oil refinery unit outside by heavy oil pump 13；
1.2, when the undesirable preset value of the display result of iron content detector 10, controller contains according to mink cell focus
Iron will lead to the mink cell focus oil mass into No. two entrances of mink cell focus not first flow valve 4, second flow valve 6 and assignment
It is adequately stripped in the case that 1 bottom heavy wax iron content of stripper is exceeded, is entered from mink cell focus No.1 suction line 3
Mink cell focus into cross column plate 26 water conservancy diversion after fall directly into collecting tank 2, controller opens the second shut-off valve 18, by first cut-off
Valve 15 is closed, and heavy oil pump 13, heavy oil cooler 19, heavy oil strainer 20 are started, and mink cell focus passes through heavy oil pump 13, weight
Matter oil enters unqualified heavy oil pipeline 17 by heavy oil pump 13, reduces the temperature to after heavy oil cooler 19 is cooling
Heavy oil strainer 20 is sent into after the standard requirements of filter, mink cell focus is by being delivered to oil refinery list after filter filtering qualification
Head tank 12 in member；
It 2, can be by the third flow on mink cell focus outlet line 11 when the equipment in oil product processing unit breaks down
Valve 16 is closed, and the 4th flow valve 28 is opened, and mink cell focus is gone 29 pipeline 27 of heavy oil tank temporarily to be stored up into heavy oil tank 29
It deposits, guarantees that the output of mink cell focus is steadily effectively run.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. the control system of mink cell focus separating-purifying includes stripper, which is characterized in that the top inside the stripper is set
There is collecting tank, be equipped with mink cell focus No.1 suction line above the collecting tank on the side wall of the stripper, is located at the vapour
The mink cell focus No.1 suction line is equipped with first flow valve, the stripping tower side wall below the collecting tank outside stripper
Equipped with No. two suction lines of mink cell focus, it is located at described No. two suction lines of mink cell focus outside the stripper and is equipped with second flow
Valve, the mink cell focus No.1 suction line outside the stripper, the import of No. two suction lines of the mink cell focus are equal
It is connect with mink cell focus conveyance conduit, sampling line is connected on the mink cell focus conveyance conduit, the sampling line passes through switch
Valve is connect with iron content detector；
The sump bottom is equipped with head tank, and the outlet end of the mink cell focus outlet line passes through the stripping tower side wall juxtaposition
Outside the stripper, the outlet of the mink cell focus outlet line is connect with the head tank entrance, is located at the stripper
It is successively arranged heavy oil pump, first flowmeter, the first shut-off valve, third flow valve on the external mink cell focus outlet line,
Unqualified heavy oil pipeline is connected on pipeline between the first flowmeter and first shut-off valve, described unqualified
It is connected with the second shut-off valve, heavy oil cooler, heavy oil strainer, the unqualified heavy oil pipe on heavy oil pipeline in turn
The outlet of line is connect with first shut-off valve with the pipeline of the third flow valve.
2. the control system of mink cell focus separating-purifying according to claim 1, which is characterized in that on the sampling line also
It is connected with blowdown pipeline, the blowdown pipeline is equipped with blowdown valve.
3. the control system of mink cell focus separating-purifying according to claim 1, which is characterized in that further include that there are two liquid
Distributor, the liquid distribution trough be tubular structure, the liquid distribution trough it is closed at both ends and respectively with the stripping inner wall of tower
It being fixedly connected, the top of the liquid distribution trough is equipped with feed pipe, and the bottom of the liquid distribution trough is equipped with several discharge ports, and two
The feed pipe of a liquid distribution trough respectively with No. two the mink cell focus No.1 suction line, mink cell focus inlet tubes
The outlet of line connects.
4. the control system of mink cell focus separating-purifying according to claim 1, which is characterized in that the mink cell focus No.1 enters
The inner wall of the stripper between mouth pipeline and the collecting tank is equipped at least two blocks of staggered column plates.
5. the control system of mink cell focus separating-purifying according to claim 1, which is characterized in that in first shut-off valve
Heavy filler pipe is connected on pipeline between the third flow valve, it is described that heavy oil tank pipeline is gone to pass through the 4th stream
Amount valve is connect with heavy oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005488.3U CN209226915U (en) | 2018-11-30 | 2018-11-30 | The control system of mink cell focus separating-purifying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005488.3U CN209226915U (en) | 2018-11-30 | 2018-11-30 | The control system of mink cell focus separating-purifying |
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| Publication Number | Publication Date |
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| CN209226915U true CN209226915U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822005488.3U Active CN209226915U (en) | 2018-11-30 | 2018-11-30 | The control system of mink cell focus separating-purifying |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115386396A (en) * | 2021-05-19 | 2022-11-25 | 国家能源投资集团有限责任公司 | Refined Fischer-Tropsch wax and preparation method and preparation system thereof |
-
2018
- 2018-11-30 CN CN201822005488.3U patent/CN209226915U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115386396A (en) * | 2021-05-19 | 2022-11-25 | 国家能源投资集团有限责任公司 | Refined Fischer-Tropsch wax and preparation method and preparation system thereof |
| CN115386396B (en) * | 2021-05-19 | 2023-09-29 | 国家能源投资集团有限责任公司 | Refined Fischer-Tropsch wax and preparation method and preparation system thereof |
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