CN209277869U - A kind of oil well intelligent differential pressure on-line metering system - Google Patents
A kind of oil well intelligent differential pressure on-line metering system Download PDFInfo
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- CN209277869U CN209277869U CN201821852408.1U CN201821852408U CN209277869U CN 209277869 U CN209277869 U CN 209277869U CN 201821852408 U CN201821852408 U CN 201821852408U CN 209277869 U CN209277869 U CN 209277869U
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Abstract
The utility model discloses a kind of oil well intelligent differential pressure on-line metering systems, including pipeline, the left end of the pipeline is provided with oil inlet end, the right end of the pipeline is provided with oil outlet, the upper end outer surface of the pipeline, which fits closely, is provided with mounting blocks, the intermediate outside of the pipeline is fixedly installed with throttling set, described first is in charge of through the inside for being connected to pipeline, and first the front end being in charge of be fixedly connected with third flange, the right end upper interior of the pipeline is in charge of through being connected with second, and second is fixedly installed with the 4th flange on the outside of the upper end be in charge of, there is aqueous tester in described second upper end being in charge of through the 4th flanged joint, and the outer surface installation settings of aqueous tester has water filling head.The oil well intelligent differential pressure on-line metering system realizes the accurate metering of heterogeneous fluid using the low pressure loss flow controller of remodeling, high-precision water-containing machine etc., has many advantages, such as that crushing is small, function is strong, precision is high, solves the problems, such as individual well on-line metering.
Description
Technical field
The utility model relates to oil well measurement correlative technology field, specially a kind of oil well intelligent differential pressure on-line metering system
System.
Background technique
The metering of oilwell produced fluid amount is an important job in oil mass dynamic analysis and production management, to oil well output
Accurately, timely measure, grasp oil reservoir situation, formulate production decision, there is important directive significance, China's main oilfield
Oil and gas development enter the middle and later periods more, its main feature is that individual well Liquid output starts to drop year by year, water content is gradually risen, well head oil pressure
It is gradually lowered, so this just needs individual well meter to produce, work is more stringent, this just needs one kind that can carry out to field data
It acquires in real time and the device of transmission, it is last for statistical analysis and show calculated result.
General oil well on-line metering system includes two kinds, first is that using throttle orifice plate apparatus as the throttle-type stream of detecting element
Meter can generate certain additional pressure drop, increase wellhead back pressure, influence the yield in oil field, second is that using separate type multiphase
Flow measurement device involves great expense, and takes up a large area, it is difficult to use at individual well scene, therefore, it is proposed that a kind of oil well intelligent
Differential pressure on-line metering system, in order to solve the problems, such as to propose among the above.
Utility model content
The purpose of this utility model is to provide a kind of oil well intelligent differential pressure on-line metering systems, to solve above-mentioned background
The existing oil well intelligent differential pressure on-line metering system proposed in technology is first is that using throttle orifice plate apparatus as the section of detecting element
Flow pattern flowmeter can generate certain additional pressure drop, increase wellhead back pressure, influence the yield in oil field, second is that using separation
Formula multiphase flow rates measure device, involve great expense, take up a large area, it is difficult to the problem of individual well scene uses.
To achieve the above object, the utility model provides the following technical solutions: a kind of oil well intelligent differential pressure on-line metering
System, including pipeline, the left end of the pipeline is provided with oil inlet end, and first flange is fixedly installed on the outside of oil inlet end, institute
The right end for stating pipeline is provided with oil outlet, and second flange is fixedly installed on the outside of oil outlet, the upper end appearance of the pipeline
Face, which fits closely, is provided with mounting blocks, and the upper end of mounting blocks is fixedly connected with more ginseng tables, and the intermediate outside of the pipeline is fixed
Throttling set is installed, and the left and right ends of throttling set are provided with first and are in charge of, described first is in charge of through being connected to pipe
The inside in road, and the first front end being in charge of is fixedly connected with third flange, the right end upper interior of the pipeline, which runs through, to be connected with
Second is in charge of, and the 4th flange is fixedly installed on the outside of the second upper end being in charge of, and the 4th method is run through in the described second upper end being in charge of
Orchid is connected with aqueous tester, and the outer surface installation settings of aqueous tester has water filling head.
Preferably, the first flange and oil outlet are symmetrical arranged about pipeline, and pipeline is in inverted " u " font structure, and
And pipeline is through being arranged among the inside of throttling set.
Preferably, the mode that the mounting blocks are connected through a screw thread is connected with pipeline, and mounting blocks are sliding on pipeline
Dynamic structure.
Preferably, more ginseng tables are detaching structure on pipeline by mounting blocks, and mounting blocks and more ginseng tables constitute weldering
Connect integral structure.
Preferably, described first is in charge of and is symmetrically set with 2 groups about throttling set with third flange, and joins table more
It is connected by way of electric connection with third flange.
Preferably, described second be in charge of it is vertical with the upper end of pipeline connect, and the second internal diameter being in charge of be less than pipeline
Internal diameter.
Compared with prior art, the utility model has the beneficial effects that the oil well intelligent differential pressure on-line metering system, is adopted
With the low pressure loss flow controller of remodeling, high-precision water-containing machine etc., the accurate metering of heterogeneous fluid, function small with crushing are realized
Can be strong, precision is high the advantages that, solve the problems, such as that individual well on-line metering improves measuring accuracy and automatization level；
1. being provided with mounting blocks and more ginseng tables, more ginseng tables are fixedly mounted on pipeline by the effect of mounting blocks, it can be with
Pressure, temperature and the pressure difference data of acquisition fluid in real time, the pressure loss is small, not will cause well head pressure raising, influences oil well production
Amount；
2. it is provided with throttling set and third flange, the whole throttle system being made up of throttling set and third flange,
It can guarantee in biggish range of flow, the pressure difference generated is not higher than 0,06MPa；
3. being provided with aqueous tester and water filling head, it can be acquired by the effect of aqueous tester and water filling head and flow through pipe
The real-time moisture content data of road fluid, and calculating is modified to fluid-mixing density in conjunction with gas-oil ratio data, it substantially increases
Measuring accuracy.
Detailed description of the invention
Fig. 1 is the utility model positive structure diagram；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is the mounting connection structure schematic diagram of the utility model pipeline and more ginseng tables.
In figure: 1, pipeline；2, oil inlet end；3, first flange；4, oil outlet；5, second flange；6, mounting blocks；7, more ginsengs
Table；8, throttling set；9, first is in charge of；10, third flange；11, second is in charge of；12, the 4th flange；13, aqueous tester；
14, head is filled the water.
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 making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of oil well intelligent differential pressure on-line metering system
System, including pipeline 1, oil inlet end 2, first flange 3, oil outlet 4, second flange 5, mounting blocks 6, Duo Canbiao 7, throttling set 8, the
One be in charge of 9, third flange 10, second be in charge of the 11, the 4th flange 12, aqueous tester 13 and water filling head 14, the left end of pipeline 1 is set
It is equipped with oil inlet end 2, and the outside of oil inlet end 2 is fixedly installed with first flange 3, the right end of pipeline 1 is provided with oil outlet 4, and goes out
The outside at oily end 4 is fixedly installed with second flange 5, and the upper end outer surface of pipeline 1, which fits closely, is provided with mounting blocks 6, and installs
The upper end of block 6 is fixedly connected with more ginseng tables 7, and the intermediate outside of pipeline 1 is fixedly installed with throttling set 8, and a left side for throttling set 8
Right both ends are provided with first and are in charge of 9, and first is in charge of 9 through the inside for being connected to pipeline 1, and first is in charge of 9 front end and fixes
It is connected with third flange 10, the right end upper interior of pipeline 1 is in charge of 11 through being connected with second, and second is in charge of outside 11 upper end
Side is fixedly installed with the 4th flange 12, and the second upper end for being in charge of 11 is connected with aqueous tester 13 through the 4th flange 12, and contains
The outer surface installation settings of water tester 13 has water filling head 14.
First flange 3 and oil outlet 4 are symmetrical arranged about pipeline 1 as shown in figure 1, and pipeline 1 is in inverted " u " font structure, and
And pipeline 1, through being arranged among the inside of throttling set 8, the flow direction of convenient dated oil liquid, mounting blocks 6 are logical as shown in figure 1
It crosses the mode being threadedly coupled to be connected with pipeline 1, and mounting blocks 6 are slide construction on pipeline 1, facilitate installing and dismounting.
More ginseng tables 7 are detaching structure on pipeline 1 by mounting blocks 6 as shown in figure 1, and mounting blocks 6 and more ginseng tables 7 constitute weldering
Integral structure is connect, the pressure, temperature and pressure difference data of fluid can be acquired in real time, the pressure loss is small, not will cause well head pressure
Power increase, influence oil well output, as shown in figure 1 first be in charge of 9 and third flange 10 be symmetrically set with about throttling set 8
2 groups, and more ginseng tables 7 are connected by way of electric connection with third flange 10, can be guaranteed in biggish range of flow,
Its pressure difference generated is not higher than 0,06MPa.
As shown in figure 1 second be in charge of 11 it is vertical with the upper end of pipeline 1 connect, and second be in charge of 11 internal diameter be less than pipeline
1 internal diameter is in charge of on 11 second and is equipped with aqueous tester 13, and containing in real time for the fluid for flowing through pipeline 1 can be acquired
Water rate data, and calculating is modified to fluid-mixing density in conjunction with gas-oil ratio data, substantially increase measuring accuracy.
Working principle: when using the oil well intelligent differential pressure on-line metering system, device is mounted on oil well first
It at well head, circulates after the outflow of oil outlet 4 when oil liquid passes through oil inlet end 2, then passes through the effect essences for joining tables 7 in metering device more
The small pressure difference data of throttling is really measured, the aqueous tester 13 installed on 11 is in charge of by second, can acquire and flow through pipeline 1
The real-time moisture content data of fluid, and calculating is modified to fluid-mixing density in conjunction with gas-oil ratio data, contain in conjunction with each well
Water, oil density and production gas-oil ratio carry out the related operations parameters such as viscosity, hybrid density to heterogeneous fluid and are accurately corrected, root
It is iterated solution according to efflux coefficient of the revised parameter to heterogeneous fluid, while also contemplating the inflatable coefficient pair of gas
The influence of flow rate calculation, and by modes such as temperature-compensating, pressure compensations, it is filled further according to the data cases of more ginseng tables 7 in throttling
Set 8 and third flange 10 constitute whole throttle system under the action of, can guarantee in biggish range of flow, generate
Pressure difference is not higher than 0,06MPa, finally calculates model according to multiphase flow throttle-flow and accurately calculates different water cut, different gas-oil ratios
Under the conditions of oily well yield, the above sequence of operations for just completing the oil well intelligent differential pressure on-line metering system, this explanation
The content being not described in detail in book belongs to the prior art well known to professional and technical personnel in the field.
The standardized element that the utility model uses can commercially, shaped piece according to specification and attached drawing
Record can carry out customized, the specific connection type of each part is all made of in the prior art mature bolt, rivet, weldering
Equal conventional means are connect, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection is using existing
Conventional connection type in technology, this will not be detailed here.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of oil well intelligent differential pressure on-line metering system, including pipeline (1), it is characterised in that: the left end of the pipeline (1)
It is provided with oil inlet end (2), and is fixedly installed with first flange (3) on the outside of oil inlet end (2), the right end setting of the pipeline (1)
Have oil outlet (4), and be fixedly installed with second flange (5) on the outside of oil outlet (4), the upper end outer surface of the pipeline (1) is tight
Closely connected conjunction is provided with mounting blocks (6), and the upper end of mounting blocks (6) is fixedly connected with more ginseng tables (7), the centre of the pipeline (1)
Outside is fixedly installed with throttling set (8), and the left and right ends of throttling set (8) are provided with first and are in charge of (9), and described first
It is in charge of (9) and runs through the inside for being connected to pipeline (1), and the first front end for being in charge of (9) is fixedly connected with third flange (10), it is described
The right end upper interior of pipeline (1) is in charge of (11) through being connected with second, and second is in charge of on the outside of the upper end of (11) and is fixedly mounted
There is the 4th flange (12), the described second upper end for being in charge of (11) is connected with aqueous tester (13) through the 4th flange (12), and
The outer surface installation settings of aqueous tester (13) has water filling head (14).
2. a kind of oil well intelligent differential pressure on-line metering system according to claim 1, it is characterised in that: first method
Blue (3) and oil outlet (4) are symmetrical arranged about pipeline (1), and pipeline (1) is in inverted " u " font structure, and pipeline (1) runs through
It is arranged among the inside of throttling set (8).
3. a kind of oil well intelligent differential pressure on-line metering system according to claim 1, it is characterised in that: the mounting blocks
(6) mode being connected through a screw thread is connected with pipeline (1), and mounting blocks (6) are slide construction on pipeline (1).
4. a kind of oil well intelligent differential pressure on-line metering system according to claim 1, it is characterised in that: more ginseng tables
It (7) is detaching structure on pipeline (1) by mounting blocks (6), and mounting blocks (6) He Duocan table (7) constitutes weldedization knot
Structure.
5. a kind of oil well intelligent differential pressure on-line metering system according to claim 1, it is characterised in that: described first point
Pipe (9) and third flange (10) are symmetrically set with 2 groups about throttling set (8), and join table (7) and third flange more
(10) it is connected by way of electric connection.
6. a kind of oil well intelligent differential pressure on-line metering system according to claim 1, it is characterised in that: described second point
(11) are vertical with the upper end of pipeline (1) connect for pipe, and the second internal diameter of the internal diameter less than pipeline (1) for being in charge of (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852408.1U CN209277869U (en) | 2018-11-12 | 2018-11-12 | A kind of oil well intelligent differential pressure on-line metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852408.1U CN209277869U (en) | 2018-11-12 | 2018-11-12 | A kind of oil well intelligent differential pressure on-line metering system |
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| Publication Number | Publication Date |
|---|---|
| CN209277869U true CN209277869U (en) | 2019-08-20 |
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| CN201821852408.1U Active CN209277869U (en) | 2018-11-12 | 2018-11-12 | A kind of oil well intelligent differential pressure on-line metering system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567297A (en) * | 2021-07-23 | 2021-10-29 | 四川速荣科技有限公司 | High-precision crude oil water content measuring instrument |
-
2018
- 2018-11-12 CN CN201821852408.1U patent/CN209277869U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567297A (en) * | 2021-07-23 | 2021-10-29 | 四川速荣科技有限公司 | High-precision crude oil water content measuring instrument |
| CN113567297B (en) * | 2021-07-23 | 2023-06-27 | 四川速荣科技有限公司 | High-precision crude oil water content measuring instrument |
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