CN203999516U - Inhibiter on-line monitoring automatic filling device in oil refining process - Google Patents
Inhibiter on-line monitoring automatic filling device in oil refining process Download PDFInfo
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- CN203999516U CN203999516U CN201420133515.4U CN201420133515U CN203999516U CN 203999516 U CN203999516 U CN 203999516U CN 201420133515 U CN201420133515 U CN 201420133515U CN 203999516 U CN203999516 U CN 203999516U
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- liquid pump
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007670 refining Methods 0.000 title claims abstract description 20
- 230000008569 process Effects 0.000 title claims description 16
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 238000002360 preparation method Methods 0.000 claims abstract description 33
- 239000003814 drug Substances 0.000 claims abstract description 19
- 239000002904 solvent Substances 0.000 claims abstract description 18
- 230000004907 flux Effects 0.000 claims abstract description 16
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims abstract description 5
- 229910052786 argon Inorganic materials 0.000 claims abstract description 3
- 239000012895 dilution Substances 0.000 claims abstract description 3
- 238000010790 dilution Methods 0.000 claims abstract description 3
- 238000010276 construction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000003556 assay Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The second to five magnetic valve of the disclosed intelligent liquid medicine automatic filling device of the utility model is all connected with preparation case, wherein, the entrance end of the 5th magnetic valve is communicated with preparation case, exit end is communicated with dilution medicament through solvent flux meter, the entrance end of the second magnetic valve is communicated with preparation case, exit end is communicated with the import of electronic upper liquid pump, the 3rd electromagnetic valve outlet end is communicated with preparation case, entrance end is communicated with electronic upper liquid pump outlet through solute under meter, the exit end of the 4th magnetic valve with outpour case and be communicated with, entrance end is communicated with the exit end of electronic upper liquid pump through solute under meter, the entrance end lateral of liquid pump is also connected with the magnetic valve for being connected with medicament on electronic, dosing volume pump is the Hydraulic Double METERING DIAPHRAGM PUMPS of charged dynamic stroke controller, wherein Hydraulic Double METERING DIAPHRAGM PUMPS with outpour case and be communicated with, electronic Fill argon clamping fixture is by the control of PLC housing, on-line monitoring instrument is by the control of PLC housing.The technique that simplifies the operation, increases work efficiency, and ensures and extend the normal steady running of various oil refining production technique systems.
Description
Technical field
The utility model belongs to on-line monitoring automatic filling medicament device technique field, and what relate generally to is a kind of inhibiter on-line monitoring automatic injecting.Can be widely used in the inhibiter automatic filling device of various oil refining production processes.
Background technology
At present, in various oil refining production processes, all need in oil refining apparatus, inject inhibiter and delay to corrode the normal operation of protecting equipment, conventional charging method is artificial by volume pump manual regulation filling rate, then regularly the corrosion index in production equipment is carried out to hand sampling chemical examination, due to this assay means cannot be fast in time by data feedback to operation site, also need compare and could determine the filling rate of adjusting best inhibiter with medicament and standard value, cause the filling troublesome poeration of inhibiter, inefficiency, labour intensity is large, and can not adjust the best injection rate of inhibiter according to equipment corrosion speed at any time, make medicament and equipment mixing contact inhomogeneous, affect the normal operation of equipment, and easily cause the excessive filling of medicament, cause the waste of medicament.
Summary of the invention
The purpose of this utility model produces thus, inhibiter on-line monitoring automatic filling device in a kind of oil refining process is proposed, it collects automatic liquid matching, on-line monitoring, automatic filling, the functions such as remote auto control are in one, realize the filling rate of inhibiter and automatically adjust in real time best injection rate with process requirements, ensure accuracy and the reliability of inhibiter on-line monitoring automatic filling system, effectively save dosing, alleviate workman's labour intensity, improve working efficiency, economize dosing, make the more reliably normal operation more efficiently of a whole set of oil refining apparatus, extend on-stream time, delay equipment corrosion, environmental protection and energy saving.
The utility model is realized the technical scheme that above-mentioned purpose takes: inhibiter on-line monitoring automatic filling device in a kind of oil refining process, it is mainly by preparation case, outpour case, solute under meter, solvent flux meter, electronic upper liquid pump, the first to five magnetic valve, PLC housing, dosing volume pump and on-line monitoring instrument composition, the second to five described magnetic valve is all connected with preparation case, wherein, the entrance end of the 5th magnetic valve is communicated with preparation case, exit end is communicated with dilution medicament through solvent flux meter, the entrance end of the second magnetic valve is communicated with preparation case, exit end is communicated with the import of electronic upper liquid pump, the 3rd electromagnetic valve outlet end is communicated with preparation case, entrance end is communicated with electronic upper liquid pump outlet through solute under meter, the exit end of the 4th magnetic valve with outpour case and be communicated with, entrance end is communicated with the exit end of electronic upper liquid pump through solute under meter, described electronic on the entrance end lateral of liquid pump be also connected with the magnetic valve for being connected with medicament, described solute under meter, solvent flux meter, electronic upper liquid pump, magnetic valve are by the control of PLC housing, described dosing volume pump is the Hydraulic Double METERING DIAPHRAGM PUMPS of charged dynamic stroke controller, it is arranged on a side that outpours case, wherein Hydraulic Double METERING DIAPHRAGM PUMPS with outpour case and be communicated with, electronic Fill argon clamping fixture is by the control of PLC housing, and described on-line monitoring instrument is by the control of PLC housing.
Preparation case described in the utility model, outpour case, solute under meter, solvent flux meter, electronic upper liquid pump, the first to five magnetic valve, PLC housing, dosing volume pump and on-line monitoring instrument and be all arranged on the prying body of semiclosed skeleton construction.
On preparation case described in the utility model, be also connected with low liquid level switch, high level switch and liquidometer.
Housing described in the utility model is provided with touch-screen.
Preparation case described in the utility model is to be opened and form with baffle for separating by a square stainless steel box house with outpouring case.
Preparation case described in the utility model pushes up and is all furnished with fire-proof type vacuum pressure valves with two casees that outpour case.
On-line monitoring instrument described in the utility model is connected with the PLC Controlling System of housing by Long-distance Control cable.
The utility model collection automatic feeding fluid, automatic liquid matching, (Fe+, Cl-, pH value) automatic on-line monitoring, automatic filling, the functions such as remote auto control are in one, by (Fe+, Cl-, pH value) on-line monitoring instrument Real-time Feedback signal adjusts filling rate automatically, make chemical feeding quantity with (Fe+, Cl-, pH value) on-line monitoring instrument fluctuation and fluctuate, really realize the filling rate of inhibiter and automatically adjust in real time best injection rate with process requirements, effectively save dosing, make the more reliably normal operation more efficiently of a whole set of oil refining apparatus, extend on-stream time, delay equipment corrosion, environmental protection and energy saving.A whole set of loading system adopts integrated skid design, convenient transport is installed, technique simplifies the operation, alleviate workman's labour intensity, improve working efficiency, ensure accuracy and the reliability of inhibiter filling in oil refining process, ensured and extended the normal steady running of various oil refining production technique systems.
Brief description of the drawings
Fig. 1 is process structure sketch of the present utility model.
Fig. 2 is Controlling System electrical schematic diagram of the present utility model.
In figure: 1. preparation case, 2. outpours case, 3. solute under meter, 4. solvent flux meter, 5. electronic upper liquid pump, 6. the first magnetic valve, 7. the second magnetic valve, 8. the 3rd magnetic valve, 9. the 4th magnetic valve, 10. the 5th magnetic valve, 11. low liquid level switches, 12. high level switches, 13.PLC housing, 14. liquidometers, 15. dosing volume pumps, 16. rapid-acting couplings, 17. on-line detectors.
Embodiment
By reference to the accompanying drawings, provide embodiment of the present utility model as follows:
As shown in Figure 1, in oil refining process described in the present embodiment, inhibiter on-line monitoring automatic filling device is mainly by preparation case 1, outpour case 2, solute under meter 3, solvent flux meter 4, electronic upper liquid pump 5, the first to five magnetic valve 6-10, low liquid level switch 11, high level switch 12, PLC housing 13, liquidometer 14, dosing volume pump 15, the compositions such as on-line monitoring instrument 17 and pipeline, preparation case 1, outpour on the prying body that case 2 is arranged on semiclosed skeleton construction and (be convenient to integrated design manufacture, transport is installed), the present embodiment adopts a square stainless steel box house baffle for separating open form is become to preparation case 1, outpour case 2.Solute under meter 3, solvent flux meter 4, electronic upper liquid pump 5, the first to five magnetic valve 6-10, low liquid level switch 11, high level switch 12, PLC housing 13, liquidometer 14 are all arranged on the prying body of preparing case 2 one sides and with preparation case 2 and pass through pipeline communication, wherein, due to monitoring, (the on-line monitoring table 17 of Fe+, Cl-, pH value is communicated with PLC housing 13; The 5th magnetic valve 10 is through solvent flux meter 4 and medicament (solute) pipeline communication; The entrance end of the second magnetic valve 7 with outpour that case 2 bottoms are communicated with, exit end is communicated with the entrance end of electronic upper liquid pump 5; The exit end of the 3rd magnetic valve 8 is communicated with preparation case 2 tops, entrance end is communicated with the exit end of electronic upper liquid pump 5 through solute under meter 3; The exit end of the 4th magnetic valve 9 is communicated with preparation case 1 top, entrance end is communicated with the exit end of electronic upper liquid pump 5 through solute under meter 3; The entrance end take-off pipe of liquid pump 5 is also connected with the convenient rapid-acting coupling 16 being communicated with medicament by the second magnetic valve 6 on electronic; On case 2, be connected with low liquid level switch 11 and liquidometer 14 outpouring, on preparation case 1, be connected with low liquid level switch 11, high level switch 12 and liquidometer 14; On the prying body that outpours case 2 one sides, be provided with the dosing volume pump 15 of charged dynamic stroke controller, this dosing volume pump 15 with outpour case 2 by pipeline communication, solute under meter 3, solvent flux meter 4, electronic upper liquid pump 5, magnetic valve 6-10, low liquid level switch 11, high level switch 12 are all connected with PLC housing 13.Described housing 13 is provided with touch-screen, can set at any time and show total amount (L of unit) and concentration (%) value of prepared liquid medicine.Housing 13 receives after (4～20mA) flow signal of solute under meter 3 and solvent flux meter 4, by calculating the open and close of the each magnetic valve of output signal control, realizes automatic ration proportioning liquid medicine.
As shown in Figure 2: for control electronic upper liquid pump motor, magnetic valve and under meter pilot circuit master loop its mainly formed by air switch QF, contactor, thermo-relay, transfer lever KM1-KM3 etc., air switch QF closes, transfer lever KM3 also closes, electronic upper liquid pump automatic liquid matching program starts by magnetic valve, carries out the operations such as automatic feeding fluid, mixing, tank switching; Other is the volume pump dosing part control loop of Intelligent precision injection device, when work, forward SW11 to automated location, KM1 closes, 1# volume pump starts, and 1# controls motor and receives the signal transmitting after PLC housing calculates according to main technique flow signal, automatically regulate metering pump plunger stroke with adjust flux; 2# volume pump is stand-by pump, and in the time of 1# volume pump cisco unity malfunction, 2# volume pump puts into operation, and working method is with 1# volume pump.
When use, barreled medicament is linked into by rubber hose in the rapid-acting coupling 16 at electronic upper liquid pump 5 import positions, then start the dosing button on housing 13, on startup is electronic, liquid pump 5 makes magnetic valve 6,8 for open mode simultaneously, through under meter 3, quantitative suction outpours in case 2 medicament (solute), and after solute material loading, electronic upper liquid pump 5, the first magnetic valve 6, the 3rd magnetic valve 8 are closed; The 5th magnetic valve 10 is opened the thinner from rare pipeline (solvent) is quantitatively added in preparation case through under meter 4, and after solvent material loading, the 5th magnetic valve 10 cuts out; Now the second magnetic valve 7, the 3rd magnetic valve 8 are opened simultaneously, electronic upper liquid pump 5 starts to beat Recycle design and utilize Hydraulic Circulation the solvent in case mixes by setting-up time with solute by preparation, now the 3rd magnetic valve 8 cuts out, the second magnetic valve 7, the 4th magnetic valve 9 are opened, the solution mixing is squeezed into outpour by electronic upper liquid pump 5 and in case 1, is completed automatic liquid matching program, in the time that the liquid level of preparation case arrives low liquid level switch 11, electronic upper liquid pump 5 quits work.Outpour the solution configuring in case 1 after flowing into the import of dosing volume pump 15, start dosing facility volume pump liquid medicine is got to each note point, realize the object of on-line automatic dosing automatic filling inhibiter.
Claims (7)
1. inhibiter on-line monitoring automatic filling device in an oil refining process, it is characterized in that: it is mainly by preparation case (1), outpour case (2), solute under meter (3), solvent flux meter (4), electronic upper liquid pump (5), the first to five magnetic valve (6-10), PLC housing (13), dosing volume pump (15) and on-line monitoring instrument (17) composition, the second to five described magnetic valve is all connected with preparation case, wherein, the entrance end of the 5th magnetic valve (10) is communicated with preparation case, exit end is communicated with dilution medicament through solvent flux meter (4), the entrance end of the second magnetic valve (7) is communicated with preparation case, exit end is communicated with the import of electronic upper liquid pump (5), the 3rd magnetic valve (8) exit end is communicated with preparation case, entrance end is communicated with the outlet of electronic upper liquid pump (5) through solute under meter (3), the exit end of the 4th magnetic valve (9) with outpour case and be communicated with, entrance end is communicated with the exit end of electronic upper liquid pump (5) through solute under meter (3), described electronic on the entrance end lateral of liquid pump (5) be also connected with the magnetic valve (6) for being connected with medicament, described solute under meter, solvent flux meter, electronic upper liquid pump, magnetic valve are by the control of PLC housing, described dosing volume pump is the Hydraulic Double METERING DIAPHRAGM PUMPS of charged dynamic stroke controller, it is arranged on a side that outpours case, wherein Hydraulic Double METERING DIAPHRAGM PUMPS with outpour case and be communicated with, electronic Fill argon clamping fixture is by the control of PLC housing, and described on-line monitoring instrument is by the control of PLC housing.
2. inhibiter on-line monitoring automatic filling device in oil refining process according to claim 1, is characterized in that: described preparation case (1), outpour case (2), solute under meter (3), solvent flux meter (4), electronic upper liquid pump (5), the first to five magnetic valve (6-10), PLC housing (13), dosing volume pump (15) and on-line monitoring instrument (17) and be all arranged on the prying body of semiclosed skeleton construction.
3. inhibiter on-line monitoring automatic filling device in oil refining process according to claim 1, is characterized in that: on described preparation case (1), be also connected with low liquid level switch (11), high level switch (12) and liquidometer (14).
4. inhibiter on-line monitoring automatic filling device in oil refining process according to claim 1, is characterized in that: described housing (13) is provided with touch-screen.
5. inhibiter on-line monitoring automatic filling device in oil refining process according to claim 1, is characterized in that: described preparation case (1) and to outpour case (2) be to be opened and form with baffle for separating by a square stainless steel box house.
6. inhibiter on-line monitoring automatic filling device in oil refining process according to claim 1, is characterized in that: described preparation case (1) and outpour on two casees top of case (2) and be all furnished with fire-proof type vacuum pressure valves.
7. in oil refining process according to claim 1, inhibiter on-line monitoring automatic filling is device, it is characterized in that: described on-line monitoring instrument (17) is connected with the PLC Controlling System of housing (13) by Long-distance Control cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420133515.4U CN203999516U (en) | 2014-03-24 | 2014-03-24 | Inhibiter on-line monitoring automatic filling device in oil refining process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420133515.4U CN203999516U (en) | 2014-03-24 | 2014-03-24 | Inhibiter on-line monitoring automatic filling device in oil refining process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203999516U true CN203999516U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420133515.4U Expired - Fee Related CN203999516U (en) | 2014-03-24 | 2014-03-24 | Inhibiter on-line monitoring automatic filling device in oil refining process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203999516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268688A (en) * | 2018-09-25 | 2019-01-25 | 中国石油天然气集团有限公司 | A kind of device effectively improving oil field gathering and transportation corrosion inhibiter filling effect |
| CN118775773A (en) * | 2023-04-10 | 2024-10-15 | 中国石油化工股份有限公司 | A pH corrosion inhibitor automatic filling system and method for ethylene plant compressor |
-
2014
- 2014-03-24 CN CN201420133515.4U patent/CN203999516U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268688A (en) * | 2018-09-25 | 2019-01-25 | 中国石油天然气集团有限公司 | A kind of device effectively improving oil field gathering and transportation corrosion inhibiter filling effect |
| CN118775773A (en) * | 2023-04-10 | 2024-10-15 | 中国石油化工股份有限公司 | A pH corrosion inhibitor automatic filling system and method for ethylene plant compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |