CN109594954A - Dosing metering control and its application method - Google Patents
Dosing metering control and its application method Download PDFInfo
- Publication number
- CN109594954A CN109594954A CN201811406839.XA CN201811406839A CN109594954A CN 109594954 A CN109594954 A CN 109594954A CN 201811406839 A CN201811406839 A CN 201811406839A CN 109594954 A CN109594954 A CN 109594954A
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- China
- Prior art keywords
- medical fluid
- feeding jar
- grug feeding
- regulating valve
- water supply
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/06—Methods or apparatus for cleaning boreholes or wells using chemical means for preventing, limiting or eliminating the deposition of paraffins or like substances
Abstract
The present invention relates to a kind of dosing metering control and its application methods, including medicine storing pot, grug feeding jar and water supply line, outlet line is arranged in the side wall of the medicine storing pot, the other end of the outlet line is connect with grug feeding jar, described water supply line one end is connect with external water source, the other end of the water supply line is connect with the grug feeding jar, medical fluid regulating valve and medicinal liquid flow meter are set on the outlet line, moisturizing regulating valve is set in the water supply line, and floater controlled valve is arranged in the water supply line and the tank connected position of the dosing；The present invention also provides a kind of application method of device, a kind of dosing of dynamic equilibrium and the application method of drug are provided.The present invention passes through medicinal liquid flow meter control supply dose, control by floater controlled valve to level fluctuation fluctuates grug feeding jar liquid level in minimum range, to guarantee the concentration basis equalization of grug feeding jar medical fluid, it ensure that dosing effect, improve the utilization rate of medical fluid.
Description
Technical field
The invention belongs to technical field of petroleum extraction, and in particular to a kind of dosing metering control and its application method.
Background technique
It is frequently necessary to dosing in the production of oil field, to extend the service life of field facility, is opened in particular with oil field prospecting
Occur to produce and enter the middle and later periods, oil-field flooding has been a kind of work of normality.
In order to save valuable groundwater resources it is necessary to by the re-injection after treatment of the recovered water in oil field, due to recovered water
Also contain more impurity, easily causes the fouling and corrosion of pipeline and pit shaft.Generated rust deposite also will cause water filling circulation
The obstruction in road and oil gas circulation road.Pipeline causes environmental pollution because perforating caused by corrosion in order to prevent, extends the use of pipeline
Service life needs to be equipped with dosing mouth on stream and corrosion inhibiting and descaling agent, the fouling and corrosion of reduction pipeline and pit shaft is added.Traditional adds
Prescription formula is to calculate dosage according to the volume and adding consistency of grug feeding jar to be once added.But it is past in actual moving process
It uses within liquid volume inadequate one day toward grug feeding jar or a dosing period uses, operator's frequent dosing moisturizing again is past
Toward the dose that a dosing period is once added is caused, the liquid level of grug feeding jar is then controlled by adjusting water compensating valve.Thus make
High at initial stage liquor strength, latter stage liquor strength is low, since liquor strength unevenly causes dosing effect to be deteriorated, not only cause through
Ji loss, is also easy to cause the accidents such as subsequent corrosion failure, causes economic loss.
Summary of the invention
To solve problems of the prior art, the present invention provides a kind of dosing metering control, including medicine storing pot,
Outlet line is arranged in grug feeding jar and water supply line, the side wall of the medicine storing pot, and the other end and grug feeding jar of the outlet line connect
It connects, described water supply line one end is connect with external water source, and the other end of the water supply line is connect with the grug feeding jar, described to add
Liquid outlet is arranged in medicinal cupping, and the liquid outlet is connect with re-injection conduit entrance, and the other end is connect with the grug feeding jar, the outlet
Medical fluid regulating valve and medicinal liquid flow meter are set on line, moisturizing regulating valve, the water supply line and institute are set in the water supply line
State the tank connected position setting floater controlled valve of dosing.
Preferably, liquidometer is arranged in the medicine storing pot.
In any of the above-described scheme preferably, the medicine storing pot is connect with medical fluid replenishment pump.
In any of the above-described scheme preferably, medicine storing pot overflow pipe is set between the medicine storing pot and the grug feeding jar
Line.
In any of the above-described scheme preferably, the medicinal liquid flow is calculated as suspended body flowmeter or gear meter.
In any of the above-described scheme preferably, the medicinal liquid flow meter is connect by operating control line with control computer.
The present invention also provides a kind of application methods of above-mentioned dosing metering control, include following according to sequencing
Step:
Step (1): closing the liquid outlet of grug feeding jar, and medical fluid is added into medicine storing pot by medical fluid replenishment pump, opens medicine
Medical fluid and water is added simultaneously into grug feeding jar in liquid regulating valve, moisturizing regulating valve and floater controlled valve, configures and is suitble in grug feeding jar
The medical fluid of concentration closes medical fluid regulating valve and moisturizing regulating valve；
Step (2): opening the liquid outlet of grug feeding jar, while opening medical fluid regulating valve and moisturizing regulating valve, by medical fluid and water
It is added in grug feeding jar simultaneously；
Step (3): while regulating liquid medicine regulating valve and moisturizing regulating valve, so that floater controlled valve is maintained at fixed liquid level height
Degree.
Preferably, medical fluid flow velocity is added in step (1) and adds the ratio of water flow velocity and medical fluid flow velocity is added in step (3)
It is identical with the ratio of water flow velocity is added.
In any of the above-described scheme preferably, medical fluid flow velocity is added to detect by the medicinal liquid flow meter.
The invention has the benefit that the present invention passes through floater controlled valve pair by medicinal liquid flow meter control supply dose
The control of level fluctuation fluctuates grug feeding jar liquid level in minimum range, to guarantee that the concentration of grug feeding jar medical fluid is substantially equal
Weighing apparatus, ensure that dosing effect, improves the utilization rate of medical fluid.Feeding operations process is optimized, the labour of operating staff is reduced
Intensity.
Detailed description of the invention
Fig. 1 is a preferred embodiment schematic diagram of dosing metering control according to the invention.
Explanation: 1- medicine storing pot is marked in figure；2- outlet line；3- medical fluid regulating valve；4- medicinal liquid flow meter；5- medicine outlet；
6- grug feeding jar；7- floater controlled valve；8- moisturizing regulating valve；9- water supply line；10- liquidometer；11- medical fluid replenishment pump；12- medical fluid
Inlet line；13- medical fluid tube for entering can line；14- overflow pipe；15- operates control line；16- controls computer.
Specific embodiment
In order to be further understood that summary of the invention of the invention, the present invention is elaborated below in conjunction with specific embodiment.
Referring to Fig. 1, an embodiment of dosing metering control according to the invention comprising medicine storing pot 1, grug feeding jar
6 and water supply line 8, outlet line 2 is arranged in the side wall of the medicine storing pot 1, and the other end and grug feeding jar 6 of the outlet line 2 connect
It connects, medical fluid regulating valve 3 and medicinal liquid flow meter 4 is set gradually on the outlet line 2, medical fluid regulating valve 3 can control medical fluid
Flow velocity, medicinal liquid flow meter 4 can detecte real-time flow velocity, and described 9 one end of water supply line is connect with external water source, the water supply pipe
The other end of line 9 is connect with the grug feeding jar 6, and moisturizing regulating valve 8 is arranged in the water supply line 9, and the moisturizing regulating valve 8 is used
In the flow velocity of control water flow, floater controlled valve 7, the floating ball is arranged in the position that the water supply line 9 is connect with the grug feeding jar 6
Control valve 7 is swum on the liquid in the grug feeding jar 6 by floating ball, and the liquid level for intuitively observing the grug feeding jar 6 is high
Liquid outlet is arranged in degree, the grug feeding jar 6, and the liquid outlet is connect with the import of re-injection pipeline, by adding to the re-injection pipeline
Enter corrosion inhibiting and descaling agent medical fluid, reduces the fouling and corrosion of pipeline and pit shaft；Liquidometer 10 is set on the side of the medicine storing pot 1,
The liquid level in the medicine storing pot 1 can be observed by the liquidometer 10, the medicine storing pot 1 passes through medical fluid inlet line 12
It is connect with the output end of medical fluid replenishment pump 11, the input terminal of the medical fluid replenishment pump 11 passes through medical fluid inlet line 12 and external medicine
The connection of liquid source, external medical fluid can be delivered in the medicine storing pot 1 by the medical fluid replenishment pump 11, the medicine storing pot 1 it is upper
End setting overflow pipe 14, the other end of the overflow pipe 14 are connect with the grug feeding jar 6.
The medicinal liquid flow meter 4 is suspended body flowmeter or gear meter with display and transporting function, the medicine
Flow meters 4 are connect by operating control line 15 with control computer 16, and the invention also includes RTU and RTU power distribution cabinets, by medical fluid stream
Data are issued RTU by the wireless transmission component in medicinal liquid flow meter 4 by the information of the flow of meter 4, and RTU again will by radio station
Data are sent to receiving end radio station, are shown on the control computer 16 of terminal；Or medicinal liquid flow meter 4 directly passes through operating control
The flow information of medical fluid is sent on control computer 16 and shows by line 15.
When the present embodiment is run, the liquid outlet of grug feeding jar 6 is closed, is successively passed through medical fluid from outside by medical fluid replenishment pump 11
Medical fluid inlet line 12 and medical fluid tube for entering can line 13 is crossed to be added into medicine storing pot 1, liquor strength according to demand and grug feeding jar 6
Volume first turns on medical fluid regulating valve 3 and is added to the addition medical fluid of grug feeding jar 1, and medical fluid successively passes through medical fluid tune by outlet line 2
It saves valve 3 and medicinal liquid flow meter 4 is added in grug feeding jar 6, the liquid volume of addition is added by the liquid level of observation floater controlled valve 7
After medical fluid, medical fluid regulating valve 3 is closed, moisturizing regulating valve 8 and floater controlled valve 7 are then turned on, added simultaneously into grug feeding jar 1
Enter water, water is successively added in grug feeding jar 6 by moisturizing regulating valve 8 and floater controlled valve 7 by water supply line 9, the water of addition
By observing the liquid level of floater controlled valve 7, after adding water, moisturizing regulating valve 8 is closed；
The liquid outlet of grug feeding jar 6 is opened, while opening medical fluid regulating valve 3 and moisturizing regulating valve 8, medical fluid and water are added simultaneously
Enter into grug feeding jar 6, according to the additional amount for the data on flows accurately regulating liquid medicine regulating valve 3 that medicinal liquid flow meter 4 is shown, then
Moisturizing regulating valve 8 is adjusted, the ratio between the flow velocity that medical fluid is added and the flow velocity that water is added and the medical fluid in above-mentioned configured medical fluid are made
It is identical as the volume ratio of water, due to the additional amount of the liquid of grug feeding jar 6 and the discharge of liquid at this time and unbalanced, lead to floating ball
Control valve 7 may rise or decline, finally in the case where keeping the above-mentioned flow rate for adding medical fluid and adding water constant, together
When regulating liquid medicine regulating valve 3 and moisturizing regulating valve 8 so that floater controlled valve 7 is maintained at a fixed liquid level.
The present embodiment can also follow the steps below when running:
Medical fluid is successively passed through medical fluid inlet line from external by medical fluid replenishment pump 11 by the liquid outlet for closing grug feeding jar 6
12 and medical fluid tube for entering can line 13 be added into medicine storing pot 1, the volume of liquor strength and grug feeding jar 6 according to demand is opened simultaneously
Medical fluid regulating valve 3, moisturizing regulating valve 8 and floater controlled valve 7, according to the concentration of target medical fluid while 3 He of regulating liquid medicine regulating valve
The size of moisturizing regulating valve 8, medical fluid and water are added into grug feeding jar 6 simultaneously, and the total amount of addition passes through observation floater controlled valve 7
Liquid level after addition, directly opens the liquid outlet of grug feeding jar 6, passes through control medical fluid regulating valve 3 and moisturizing regulating valve 8
The flow velocity that medical fluid is added and water is added is adjusted simultaneously, simultaneously due to the additional amount of the liquid of grug feeding jar 6 and the discharge of liquid at this time
It is unbalanced, cause floater controlled valve 7 that may rise or decline, finally adds medical fluid when keeping initial and add the velocity ratio of water
In the case that example is constant, while regulating liquid medicine regulating valve 3 and moisturizing regulating valve 8, so that floater controlled valve 7 is maintained at a fixation
Liquid level.
Control from there through floater controlled valve 7 to level fluctuation fluctuates 6 liquid level of grug feeding jar in minimum range,
To guarantee the concentration basis equalization of 6 medical fluid of grug feeding jar, it ensure that dosing effect, improve the utilization rate of medical fluid, optimize and add
Medicine operating process reduces the labor intensity of operating staff.
It will be apparent to those skilled in the art that dosing metering control of the invention and its application method include above-mentioned
Any combination of each section shown by the summary of the invention and specific embodiment part and attached drawing of description of the invention, is limited to a piece
Width simultaneously describes for each scheme for keeping specification concise without constituting these combinations one by one.It is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution, improvement and etc. done should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of dosing metering control, including medicine storing pot, grug feeding jar and water supply line, the side wall of the medicine storing pot are provided
Mouth pipeline, the other end of the outlet line are connect with the grug feeding jar, and one end of the water supply line is connect with external water source,
The other end of the water supply line is connect with the grug feeding jar, and liquid outlet, the liquid outlet and re-injection pipe is arranged in the grug feeding jar
Road import connection, which is characterized in that medical fluid regulating valve and medicinal liquid flow meter be set on the outlet line, in the water supply line
Moisturizing regulating valve is set, and floater controlled valve is arranged in the water supply line and the tank connected position of the dosing.
2. dosing metering control according to claim 1, which is characterized in that liquidometer is arranged in the medicine storing pot.
3. dosing metering control according to claim 1, which is characterized in that the medicine storing pot and medical fluid replenishment pump connect
It connects.
4. dosing metering control according to claim 1, which is characterized in that the medicine storing pot and the grug feeding jar it
Between be arranged medicine storing pot overflow line.
5. dosing metering control according to claim 1, which is characterized in that the medicinal liquid flow is calculated as float-type
Meter or gear meter.
6. dosing metering control according to claim 5, which is characterized in that the medicinal liquid flow meter passes through operating control
Line processed is connect with control computer.
7. the application method of dosing metering control according to claim 1 to 6, according to sequencing packet
Include following steps:
Step (1): closing the liquid outlet of grug feeding jar, and medical fluid is added into medicine storing pot by medical fluid replenishment pump, opens medical fluid tune
Valve, moisturizing regulating valve and floater controlled valve are saved, medical fluid and water is added simultaneously into grug feeding jar, suitable concentration is configured in grug feeding jar
Medical fluid, close medical fluid regulating valve and moisturizing regulating valve；
Step (2): opening the liquid outlet of grug feeding jar, while opening medical fluid regulating valve and moisturizing regulating valve, simultaneously by medical fluid and water
It is added in grug feeding jar；
Step (3): while regulating liquid medicine regulating valve and moisturizing regulating valve, so that floater controlled valve is maintained at fixed liquid level.
8. the application method of dosing metering control according to claim 7, which is characterized in that be added in step (1)
Medical fluid flow velocity and add water flow velocity ratio and step (3) in be added medical fluid flow velocity and plus water flow velocity ratio it is identical.
9. the application method of dosing metering control according to claim 8, which is characterized in that it is logical that medical fluid flow velocity is added
Cross the medicinal liquid flow meter detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406839.XA CN109594954A (en) | 2018-11-23 | 2018-11-23 | Dosing metering control and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406839.XA CN109594954A (en) | 2018-11-23 | 2018-11-23 | Dosing metering control and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109594954A true CN109594954A (en) | 2019-04-09 |
Family
ID=65958826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811406839.XA Pending CN109594954A (en) | 2018-11-23 | 2018-11-23 | Dosing metering control and its application method |
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| Country | Link |
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| CN (1) | CN109594954A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143652A (en) * | 2019-05-05 | 2019-08-20 | 广西柳钢环保股份有限公司 | Water control type industrial circulating water adding method thereof and medicine system |
| CN110526324A (en) * | 2019-09-29 | 2019-12-03 | 金川集团股份有限公司 | A kind of head tank adding method thereof and system |
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| CN105649600A (en) * | 2016-03-10 | 2016-06-08 | 西南石油大学 | Remote control and intelligent chemical adding system and process for crude oil treatment |
| CN207111046U (en) * | 2017-09-04 | 2018-03-16 | 中国石油化工股份有限公司华东油气分公司泰州采油厂 | Oil well Full automatic continuous dosing device |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201802375U (en) * | 2010-08-05 | 2011-04-20 | 中国石油天然气股份有限公司 | Multi-agent on-line mixing device for water injection well adjustment and driving |
| RU127809U1 (en) * | 2012-12-14 | 2013-05-10 | Общество с ограниченной ответственностью "ТюменНИИгипрогаз" | DISTRIBUTION AND DOSING SYSTEM FOR HYDRATE FORMATION INHIBITOR |
| CN203394440U (en) * | 2013-07-05 | 2014-01-15 | 中国石油天然气股份有限公司 | Vehicle-borne skid-mounted intelligent oil well chemical dosing device |
| CN203925453U (en) * | 2014-04-17 | 2014-11-05 | 上海江润石油科技有限公司 | A kind of oil-water well well site automatic medicine adding apparatus |
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| CN207111046U (en) * | 2017-09-04 | 2018-03-16 | 中国石油化工股份有限公司华东油气分公司泰州采油厂 | Oil well Full automatic continuous dosing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143652A (en) * | 2019-05-05 | 2019-08-20 | 广西柳钢环保股份有限公司 | Water control type industrial circulating water adding method thereof and medicine system |
| CN110143652B (en) * | 2019-05-05 | 2023-11-10 | 广西柳钢环保股份有限公司 | Water control type industrial circulating water dosing method and dosing system |
| CN110526324A (en) * | 2019-09-29 | 2019-12-03 | 金川集团股份有限公司 | A kind of head tank adding method thereof and system |
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