CN206184388U - Raw oil proportion blending feeding system - Google Patents
Raw oil proportion blending feeding system Download PDFInfo
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- CN206184388U CN206184388U CN201621159205.5U CN201621159205U CN206184388U CN 206184388 U CN206184388 U CN 206184388U CN 201621159205 U CN201621159205 U CN 201621159205U CN 206184388 U CN206184388 U CN 206184388U
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- feedstock oil
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Abstract
The utility model discloses a raw oil proportion blending feeding system. It is equipped with first raw oil storage tank (1), second raw oil storage tank (2), raw oil charging pump (11), a tee confluence adjusting valve (9). Be equipped with raw oil feed pump outlet pipe way between the export of raw oil charging pump and the process units. Be equipped with first pipeline (3) between a first raw oil storage tank and a tee confluence adjusting valve's the first entry, be equipped with the first -class gauge that has first -class gauge changer on the first pipeline, be equipped with the signal line between a first -class gauge changer and a tee confluence adjusting valve's the actuating mechanism. Be equipped with second pipeline (4) between a second raw oil storage tank and a tee confluence adjusting valve's the the second entrance, be equipped with raw oil charging pump inlet pipe between a tee confluence adjusting valve's the export and the entry of raw oil charging pump. The utility model is suitable for a concoct and various raw oils to petrochemical enterprise's process units feed according to arbitrary proportion.
Description
Technical field
The utility model belongs to petrochemical enterprise storing and transporting system feedstock oil feed field, is related to a kind of feedstock oil ratio to adjust
Close feeding system.
Background technology
At present, the feedstock oil of petrochemical enterprise process unit processing is general by two or more different feedstock oil
Formed according to certain ratio blending, with the charging of optimize technique device.Many enterprise's generally existings certain feedstock oil can not and
When transport to factory, the situation for resulting in the need for adjusting the oily blending ratio of different material.Existing feedstock oil ratio concocts feeding system
It is that a blending pump is respectively set on the conveyance conduit of every kind of feedstock oil, to adjust the blending ratio of various feedstock oils；Its shortcoming
It is that can only realize fixed blending ratio, it is difficult to adapt to the diversified demand of feedstock oil, it is impossible to according to needs of production spirit
The blending ratio of various feedstock oils is adjusted livingly.
The content of the invention
The purpose of this utility model is to provide a kind of feedstock oil ratio blending feeding system, to solve existing feedstock oil ratio
The problem that can not neatly adjust various feedstock oil blending ratios existing for blending feeding system.
To solve the above problems, the technical solution adopted in the utility model is：A kind of feedstock oil ratio concocts feeding system,
Be provided with the first raw material oil tank, the second raw material oil tank, feedstock oil charging pump, the outlet and process unit of feedstock oil charging pump it
Between be provided with feedstock oil feed pump outlet pipeline, it is characterised in that：Feedstock oil ratio blending feeding system is additionally provided with the first threeway conjunction
Stream regulating valve, is provided with the first pipeline, the first pipe between the first raw material oil tank and the first entrance of the first three-way converging regulating valve
Road is provided with first flowmeter, and first flowmeter carries first flowmeter transmitter, first flowmeter transmitter and the first threeway
Holding wire is provided between the executing agency for collaborating regulating valve, the second raw material oil tank enters with the second of the first three-way converging regulating valve
Second pipe is provided between mouthful, feedstock oil is provided between the outlet of the first three-way converging regulating valve and the entrance of feedstock oil charging pump
Charging pump inlet duct.
Said system is used for two kinds of ratio blending feed of different material oil.To carry out three kinds of ratios of different material oil
Blending feed, on the basis of said system, feedstock oil ratio blending feeding system is additionally provided with the 3rd raw material oil tank and second
Three-way converging regulating valve, on feedstock oil charging pump inlet duct, the second three-way converging is adjusted the second three-way converging regulating valve
The first entrance of valve is connected by feedstock oil charging pump inlet duct with the outlet of the first three-way converging regulating valve, and the second threeway is closed
The outlet for flowing regulating valve is connected by feedstock oil charging pump inlet duct with the entrance of feedstock oil charging pump, the 3rd raw material oil tank
The 3rd pipeline is provided with and the second entrance of the second three-way converging regulating valve between, the 3rd pipeline is provided with second flowmeter, second
Flowmeter carries second flowmeter transmitter, between second flowmeter transmitter and the executing agency of the second three-way converging regulating valve
It is provided with holding wire.
Using the utility model, with following beneficial effect：Can according to the reserves of various feedstock oils, arrival situation with
And the requirement of process unit sets rational feedstock oil blending ratio.Fed back with first flowmeter and first flowmeter transmitter
Feedstock oil flow signal controls the aperture of first each entrance of three-way converging regulating valve, with second flowmeter and second flowmeter pick-up
The feedstock oil flow signal of device feedback controls the aperture of second each entrance of three-way converging regulating valve, easily and flexibly controls various
The flow of feedstock oil, and then control the blending ratio of various feedstock oils.Various feedstock oils are by the first three-way converging regulating valve and
Can fully be concocted after the outlet outflow of two three-way converging regulating valves.
It is the utility model simple structure, easy to operate, safe and reliable, it is adaptable to carry out various feedstock oils in any proportion
Concoct and to the process unit feed of petrochemical enterprise, meet needs of production.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.Accompanying drawing is real with specific
The mode of applying is not intended to limit the claimed scope of the utility model.
Brief description of the drawings
Fig. 1 is the top view that a kind of feedstock oil ratio of the present utility model concocts feeding system.
Fig. 2 is the top view that another feedstock oil ratio of the present utility model concocts feeding system.
In Fig. 1 and Fig. 2, same reference numerals represent identical technical characteristic, and the arrow for not noting reference represents various
The flow direction of feedstock oil.
Specific embodiment
Referring to Fig. 1, a kind of feedstock oil ratio of the present utility model concocts feeding system (referred to as system) and is provided with the first original
Material oil tank 1, the second raw material oil tank 2, the three-way converging regulating valve 9 of feedstock oil charging pump 11 and first, feedstock oil charging pump 11
Outlet and process unit 13 between be provided with feedstock oil feed pump outlet pipeline 12.First raw material oil tank 1 and the first threeway are closed
The first pipeline 3 is provided between the first entrance 6 for flowing regulating valve, the first pipeline 3 is provided with first flowmeter 5.The band of first flowmeter 5
There is first flowmeter transmitter 14, set between the executing agency of the three-way converging regulating valve 9 of first flowmeter transmitter 14 and first
There is holding wire.Second pipe 4, first are provided between the second entrance 7 of the second raw material oil tank 2 and the first three-way converging regulating valve
Feedstock oil charging pump inlet duct 10 is provided between the outlet 8 of three-way converging regulating valve and the entrance of feedstock oil charging pump 11.
System shown in Fig. 1 is used for two kinds of ratio blending feed of different material oil.To carry out three kinds of different material oil
Ratio blending feed, can be using the system shown in Fig. 2.On the basis of system shown in Figure 1, feedstock oil ratio blending feed system
System is additionally provided with the 3rd raw material oil tank 15 and the second three-way converging regulating valve 21.Second three-way converging regulating valve 21 is located at feedstock oil
On charging pump inlet duct 10；The first entrance 18 of the second three-way converging regulating valve by feedstock oil charging pump inlet duct 10 with
The outlet 8 of the first three-way converging regulating valve is connected, and the outlet 20 of the second three-way converging regulating valve passes through feedstock oil feed pump intake
Pipeline 10 is connected with the entrance of feedstock oil charging pump 11.3rd raw material oil tank 15 enters with the second of the second three-way converging regulating valve
The 3rd pipeline 16 is provided between mouth 19, the 3rd pipeline 16 is provided with second flowmeter 17.Second flowmeter 17 carries second flow
Meter transmitter 22, holding wire is provided between the executing agency of the three-way converging regulating valve 21 of second flowmeter transmitter 22 and second.
Each pipeline described in the utility model is generally horizontally disposed.First raw material oil tank 1, the storage of the second feedstock oil
The first feedstock oil, second feedstock oil, the third feedstock oil are stored respectively in the raw material oil tank 15 of tank 2 and the 3rd.It is first-class
Gauge 5 and second flowmeter 17 are preferably ultrasonic flowmeter.
The aperture (controlling the first feedstock oil flow) of the first entrance 6 of the first three-way converging regulating valve and the first threeway are closed
The aperture (second feedstock oil flow of control) of the second entrance 7 of regulating valve is flowed by first flowmeter 5 and first flowmeter pick-up
Device 14 is controlled by holding wire, the aperture of the first entrance 18 of the second three-way converging regulating valve (control the first feedstock oil and
Second total flow of feedstock oil) and the aperture of second entrance 19 of the second three-way converging regulating valve (control the third feedstock oil
Flow) controlled by holding wire by second flowmeter 17 and second flowmeter transmitter 22.First three-way converging regulating valve
First entrance 6, the second entrance 7 of the first three-way converging regulating valve, the first entrance 18 and second of the second three-way converging regulating valve
The aperture of the second entrance 19 of three-way converging regulating valve can be 0%~100%, and specific data are according to different to various feedstock oils
Determine the need for blending ratio.
Two operating process of the present utility model are exemplified below.
Operating process 1
Using the feedstock oil ratio blending feeding system shown in Fig. 1 the first feedstock oil and second are supplied to process unit 13
Feedstock oil is planted, the first feedstock oil and second blending ratio of feedstock oil are 7:3 (blending ratio is volume ratio).First threeway
The aperture for collaborating the first entrance 6 of regulating valve is adjusted to account for feedstock oil charging pump into the flow of the first feedstock oil of the entrance
The 70% of 11 metered flows, the aperture of the second entrance 7 of the first three-way converging regulating valve is adjusted to enter second of the entrance
The flow of feedstock oil accounts for the 30% of the metered flow of feedstock oil charging pump 11.
The first feedstock oil in first raw material oil tank 1 first enters through the first pipeline 3, the first three-way converging regulating valve
The outlet 8 of mouthful the 6, first three-way converging regulating valve enters feedstock oil charging pump inlet duct 10, and in the second raw material oil tank 2 the
Two kinds of feedstock oils through second pipe 4, the second entrance 7 of the first three-way converging regulating valve, the first three-way converging regulating valve outlet 8
Into feedstock oil charging pump inlet duct 10.Two kinds of feedstock oils are after blending in feedstock oil charging pump inlet duct 10 through feedstock oil
Charging pump 11, feedstock oil feed pump outlet pipeline 12 enter process unit 13.
Operating process 2
Using the feedstock oil ratio blending feeding system shown in Fig. 2 the first feedstock oil, second are supplied to process unit 13
Feedstock oil and the third feedstock oil are planted, the blending ratio of the first feedstock oil, second feedstock oil and the third feedstock oil is 3:
4:3.The aperture of the second entrance 19 of the second three-way converging regulating valve is adjusted to the flow of the third feedstock oil for entering the entrance
The 30% of the metered flow of feedstock oil charging pump 11 is accounted for, the aperture of the first entrance 18 of the second three-way converging regulating valve is adjusted to enter
The first feedstock oil of the entrance and the total flow of second feedstock oil account for the 70% of the metered flow of feedstock oil charging pump 11.First
The aperture of the first entrance 6 of three-way converging regulating valve is adjusted to account for feedstock oil confession into the flow of the first feedstock oil of the entrance
The 3/7 of the material metered flow 70% of pump 11, the aperture of the second entrance 7 of the first three-way converging regulating valve is adjusted to enter the entrance
The flow of second feedstock oil accounts for the 4/7 of the metered flow 70% of feedstock oil charging pump 11.
The first feedstock oil in first raw material oil tank 1 first enters through the first pipeline 3, the first three-way converging regulating valve
The outlet 8 of the 6, first three-way converging regulating valve of mouth enters feedstock oil charging pump inlet duct 10 and is located at the first three-way converging regulating valve
The three-way converging regulating valve of outlet 8 and second first entrance 18 between pipeline section, second in the second raw material oil tank 2 is former
Material oil enters former through the outlet 8 of second pipe 4, the second entrance 7 of the first three-way converging regulating valve, the first three-way converging regulating valve
The outlet 8 that the oily charging pump inlet duct 10 of material is located at the first three-way converging regulating valve enters with the first of the second three-way converging regulating valve
Pipeline section between mouth 18；Two kinds of feedstock oils are after blending in described pipeline section through the first entrance of the second three-way converging regulating valve
18th, the outlet 20 of the second three-way converging regulating valve enters feedstock oil charging pump inlet duct 10 positioned at the second three-way converging regulating valve
Outlet 20 and feedstock oil charging pump 11 between pipeline section.
The third feedstock oil in 3rd raw material oil tank 15 through the 3rd pipeline 16, the second three-way converging regulating valve second
Entrance 19, the outlet 20 of the second three-way converging regulating valve enter feedstock oil charging pump inlet duct 10 and are adjusted positioned at the second three-way converging
The pipeline section between the outlet 20 of valve and feedstock oil charging pump 11 is saved, it is former with the first feedstock oil entered in the pipeline section and second
Enter process unit 13 through feedstock oil charging pump 11, feedstock oil feed pump outlet pipeline 12 after material oil blending.
Claims (3)
1. a kind of feedstock oil ratio blending feeding system, is provided with the first raw material oil tank (1), the second raw material oil tank (2), raw material
Oily charging pump (11), feedstock oil feed pump outlet pipeline is provided between the outlet of feedstock oil charging pump (11) and process unit (13)
(12), it is characterised in that：Feedstock oil ratio blending feeding system is additionally provided with the first three-way converging regulating valve (9), the first feedstock oil
The first pipeline (3) is provided between storage tank (1) and the first entrance (6) of the first three-way converging regulating valve, the first pipeline (3) is provided with
First flowmeter (5), first flowmeter (5) with first flowmeter transmitter (14), first flowmeter transmitter (14) and the
Holding wire is provided between the executing agency of one three-way converging regulating valve (9), the second raw material oil tank (2) is adjusted with the first three-way converging
Second pipe (4), outlet (8) and the feedstock oil feed of the first three-way converging regulating valve are provided between the second entrance (7) for saving valve
Feedstock oil charging pump inlet duct (10) is provided between the entrance of pump (11).
2. feedstock oil ratio according to claim 1 concocts feeding system, it is characterised in that：Feedstock oil ratio concocts feed
System is additionally provided with the 3rd raw material oil tank (15) and the second three-way converging regulating valve (21), and the second three-way converging regulating valve (21) sets
In on feedstock oil charging pump inlet duct (10), the first entrance (18) of the second three-way converging regulating valve is by feedstock oil charging pump
Inlet duct (10) is connected with the outlet (8) of the first three-way converging regulating valve, and the outlet (20) of the second three-way converging regulating valve is led to
Cross feedstock oil charging pump inlet duct (10) to be connected with the entrance of feedstock oil charging pump (11), the 3rd raw material oil tank (15) and the
The 3rd pipeline (16) is provided between the second entrance (19) of two three-way converging regulating valves, the 3rd pipeline (16) is provided with second flow
Meter (17), second flowmeter (17) is with second flowmeter transmitter (22), second flowmeter transmitter (22) and the second threeway
Holding wire is provided between the executing agency at interflow regulating valve (21).
3. feedstock oil ratio according to claim 1 and 2 concocts feeding system, it is characterised in that：First flowmeter (5) and
Second flowmeter (17) is ultrasonic flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621159205.5U CN206184388U (en) | 2016-11-01 | 2016-11-01 | Raw oil proportion blending feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621159205.5U CN206184388U (en) | 2016-11-01 | 2016-11-01 | Raw oil proportion blending feeding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206184388U true CN206184388U (en) | 2017-05-24 |
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ID=58733147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621159205.5U Active CN206184388U (en) | 2016-11-01 | 2016-11-01 | Raw oil proportion blending feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206184388U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425626A (en) * | 2019-01-10 | 2020-07-17 | 中石化广州工程有限公司 | Oil switching valve and use method thereof in delayed coking device |
| CN115449397A (en) * | 2021-06-08 | 2022-12-09 | 中国石油天然气股份有限公司 | Visbreaking device and visbreaking method |
-
2016
- 2016-11-01 CN CN201621159205.5U patent/CN206184388U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425626A (en) * | 2019-01-10 | 2020-07-17 | 中石化广州工程有限公司 | Oil switching valve and use method thereof in delayed coking device |
| CN111425626B (en) * | 2019-01-10 | 2021-10-08 | 中石化广州工程有限公司 | Oil switching valve and use method thereof in delayed coking device |
| CN115449397A (en) * | 2021-06-08 | 2022-12-09 | 中国石油天然气股份有限公司 | Visbreaking device and visbreaking method |
| CN115449397B (en) * | 2021-06-08 | 2024-05-28 | 中国石油天然气股份有限公司 | Viscosity reducing cracking device and viscosity reducing cracking method |
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