CN206319869U - A kind of polymer flooding and well pattern analogue means - Google Patents
A kind of polymer flooding and well pattern analogue means Download PDFInfo
- Publication number
- CN206319869U CN206319869U CN201621387489.3U CN201621387489U CN206319869U CN 206319869 U CN206319869 U CN 206319869U CN 201621387489 U CN201621387489 U CN 201621387489U CN 206319869 U CN206319869 U CN 206319869U
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- Prior art keywords
- well
- analogue means
- simulation
- polymer flooding
- well pattern
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Abstract
The utility model discloses a kind of polymer flooding and well pattern analogue means, including the core tray for simulated formation, the core tray top is provided with the fluoroscopic apparatus for observing blowhole fluid flow inside situation, the core tray is provided with simulation well, simulation well is connected with upper water box, and the core tray is provided centrally with simulation oil well.The utility model can directly simulated formation rather than rock core, upper water box gives simulated formation polymer injection by simulating well, inside see mobility status of the fluid in simulated formation, rock is scanned by fluoroscopic apparatus, it was observed that internal voids body replaces situation, the relation between the arrangement and recovery ratio of well pattern is studied.
Description
【Technical field】
The utility model belongs to oil-gas field development technical field, and in particular to one kind is used for Study Polymer Melts and driven and well pattern shape
The analogue means of formula.
【Background technology】
The recovery ratio of oil reservoir determines by sweep efficiency and oil displacement efficiency, with well pattern form in the last few years be continually changing and
The continuous research and development that novel polymer drives, the Study Polymer Melts oil displacement efficiency that former device can only be single, and well pattern shape can not be studied
Have on earth between the change of formula and polymer displacement of reservoir oil and how to contact, and laboratory lacks a research well pattern form and polymer now
Driving device, for scientific research and teaching.The utility model, which provides a new device, is used for the Study Polymer Melts displacement of reservoir oil and well pattern form
Analogue means.Its equipment operation is simple, and automationization degree is high, can study the relation dress between various well patterns and polymer flooding
Put, be that the rational exploitation in oil field from now on is laid a good foundation.
【Utility model content】
Technical problem to be solved in the utility model is to be used for for above-mentioned deficiency of the prior art there is provided one kind
Study Polymer Melts drive the analogue means with well pattern form, solve prior art not it is observed that between various well patterns and polymer
Stereogram is influenceed on recovery ratio, it is impossible to the problems such as directly calculating the sweep area of different well pattern forms.
The utility model uses following technical scheme：
A kind of polymer flooding and well pattern analogue means, including the core tray for simulated formation, the core tray top is set
The fluoroscopic apparatus for observing blowhole fluid flow inside situation is equipped with, the core tray is provided with simulation well, simulated
Well is connected with upper water box, and the core tray is provided centrally with simulation oil well.
Further, surrounding of the simulation well along the core tray is evenly arranged with eight.
Further, each simulation well is connected to the upper water box by a flexible pipe.
Further, a valve switch is provided with each flexible pipe, for changing well pattern form.
Further, each flexible pipe is at sustained height position, for keeping reservoir quantity constant.
Further, the fluoroscopic apparatus includes perspective X-ray machine, and the perspective X-ray machine is connected with computer.
Further, the upper water box, which is connected with lower header, the lower header, is provided with immersible pump, and the immersible pump leads to
Cross upper hose to be connected with the upper water box, flow control valve is provided with the upper hose.
Further, the upper water box is additionally provided with downcomer, and the downcomer is connected with the lower header.
Further, the simulation oil well bottom is connected with graduated cylinder by pipeline, for measuring displaced liquid measure.
Further, simulation oil well switch is provided with the pipeline.
Compared with prior art, the utility model at least has the advantages that：
The utility model can direct simulated formation, upper water box gives simulated formation polymer injection by simulating well, naked eyes
Mobility status of the fluid in simulated formation can not be seen, rock is scanned by having an X-rayed X-ray machine, x-ray output is stable, reappearance
It is high；Compact conformation is minimized, and combined type machine head can be made together with X-ray tube, can scan rock using x ray machines, pass through computer
Internal void displacement situation is observed directly, the Micro dynamic of polymer displacement of reservoir oil can be observed, the specific program of computer is utilized
The sweep area of different well patterns can be calculated, the relation between the arrangement and recovery ratio of well pattern is studied.
Further, simulation well, which has altogether, is provided with eight, each simulation well one independent switch of correspondence, can simulate
Different well pattern types, the sweep area and recovery ratio of different well patterns are drawn by fluoroscopic apparatus and computer.
Further, flexible pipe ensures that the supply liquid measure of each simulation water injection well is equal all at sustained height position.
Further, flow control valve is provided between upper water box and lower header, flow, the downcomer of setting can be controlled
It is easy to recycle.
Further, simulation oil well is connected with graduated cylinder, is easy to measurement to displace liquid measure.
The present apparatus can also observe macroscopical fingering phenomenon, and the current intelligence of fingering can be observed directly by computer,
The process of inter-well interference can not be observed from start to end in the past by changing.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
【Brief description of the drawings】
Fig. 1 is structural representation of the present utility model.
Wherein：1. upper water box；2. lower header；3. valve switch；4. have an X-rayed X-ray machine；5. computer；6. flow control valve；
7. immersible pump；8. simulate well；9. simulation oil well；10. graduated cylinder；11. core tray；12. simulation oil well is switched.
【Embodiment】
Refer to shown in Fig. 1, the utility model discloses a kind of simulation dress driven for Study Polymer Melts with well pattern form
Put, including the core tray 11 for simulated formation, the top of core tray 11 is provided with for observing blowhole internal flow
The fluoroscopic apparatus of mobility status, the core tray 11 is provided with simulation well 8, and simulation well 8 is connected with upper water box 1, the rock
Heart box 11 is provided centrally with simulation oil well 9, and the bottom of simulation oil well 9 is connected with graduated cylinder 10, the pipeline by pipeline and set
It is equipped with simulation oil well switch 12.
Wherein, surrounding of the simulation well 8 along the core tray 11 is evenly arranged with eight, each simulation well
8 are connected to the upper water box 1 by a flexible pipe, a valve switch 3 are provided with each flexible pipe, for changing
Well pattern form, and each flexible pipe is at sustained height position, for keeping reservoir quantity constant.
Fluoroscopic apparatus includes perspective X-ray machine 4, and the perspective X-ray machine 4 is connected with computer 5.
The upper water box 1 is connected with lower header 2, the lower header 2 and is provided with immersible pump 7, and the immersible pump 7 is by upper
Water pipe is connected with the upper water box 1, and flow control valve 6 is provided with the upper hose, and the upper water box 1 is additionally provided with lower water
Pipe, the downcomer is connected with the lower header 2.
Specific installation process includes：Simulation well 8 totally eight mouthfuls of well saliva wells are installed in core tray 11, eight mouth molds are intended well 8 and distinguished
One valve switch 3 is connected by flexible pipe, a bite simulation oil well 9 is installed in the center of core tray 11, its following UNICOM one
Simulation oil well switch 12, a graduated cylinder 10 is placed in bottom, for measuring displaced liquid measure.Install saturating in the upper end of core tray 11
Depending on X-ray machine 4, the display of computer 5 is sent to by data wire and sweeps oily process.Upper water box 1 is by flexible pipe to the mould in core tray 11
Intend stratum water filling, lower header 2 is supplied water by immersible pump 7 to upper water box 1.
The present apparatus when in use, is illustrated by taking different well pattern form polymer floodings as an example：
When using：Allow first in lower header 2 plus 2/3 height polymer, the square rock core of saturation crude oil is placed on rock
In heart box 11, immersible pump 7 is opened by eight simulation wells 8 to simulated formation polymer injection, opens simulation oil well switch 12, so
Perspective X-ray machine 4 is opened afterwards and computer 5 observes the Micro dynamic of polymer displacement of reservoir oil, between the arrangement and recovery ratio of studying well pattern
Relation.
In testing, according to demand, closing certain in eight valve switch 3, some are switched, and well pattern form is drilled from 9 points
Become seven spot pattern, five-spot pattern etc..Immersible pump 7 is first shut off after experiment is completed, perspective X-ray machine 4 and meter is then shut off
Calculation machine 5, removal of core.
The perspective X-ray machine 4 is connected by data wire with the computer 5, for by the core tray 11 captured by it
The each instantaneous liquid flowing view in portion passes to the computer 5, and the computer 5 is compared rear Dynamic Announce polymer flooding
Oily process, calculates the sweep efficiency and recovery factor index of polymer displacement of reservoir oil.
Above content is only explanation technological thought of the present utility model, it is impossible to limit protection model of the present utility model with this
Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical scheme each falls within this reality
Within protection domain with new claims.
Claims (10)
1. a kind of polymer flooding and well pattern analogue means, it is characterised in that：It is described including the core tray (11) for simulated formation
Core tray (11) top is provided with the fluoroscopic apparatus for observing blowhole fluid flow inside situation, the core tray (11)
Simulation well (8) is provided with, simulation well (8) is connected with upper water box (1), and the core tray (11) is provided centrally with simulation oil well
(9)。
2. a kind of polymer flooding according to claim 1 and well pattern analogue means, it is characterised in that：The simulation well
(8) eight are evenly arranged with along the surrounding of the core tray (11).
3. a kind of polymer flooding according to claim 2 and well pattern analogue means, it is characterised in that each simulation water
Well (8) is connected to the upper water box (1) by a flexible pipe.
4. a kind of polymer flooding according to claim 3 and well pattern analogue means, it is characterised in that：On each flexible pipe
A valve switch (3) is provided with, for changing well pattern form.
5. a kind of polymer flooding according to claim 3 and well pattern analogue means, it is characterised in that：Each flexible pipe is equal
At sustained height position, for keeping reservoir quantity constant.
6. a kind of polymer flooding according to claim 1 and well pattern analogue means, it is characterised in that：The fluoroscopic apparatus bag
Perspective X-ray machine (4) is included, the perspective X-ray machine (4) is connected with computer (5).
7. a kind of polymer flooding according to claim 1 and well pattern analogue means, it is characterised in that：The upper water box (1)
Be connected with lower header (2), be provided with immersible pump (7) in the lower header (2), the immersible pump (7) by upper hose with it is described
Upper water box (1) is connected, and flow control valve (6) is provided with the upper hose.
8. a kind of polymer flooding according to claim 1 and well pattern analogue means, it is characterised in that：The upper water box (1)
Downcomer is additionally provided with, the downcomer is connected with the lower header (2).
9. a kind of polymer flooding according to claim 1 and well pattern analogue means, it is characterised in that：The simulation oil well
(9) bottom is connected with graduated cylinder (10) by pipeline, and liquid measure is displaced for measuring.
10. a kind of polymer flooding according to claim 9 and well pattern analogue means, it is characterised in that：Set on the pipeline
It is equipped with simulation oil well switch (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387489.3U CN206319869U (en) | 2016-12-16 | 2016-12-16 | A kind of polymer flooding and well pattern analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387489.3U CN206319869U (en) | 2016-12-16 | 2016-12-16 | A kind of polymer flooding and well pattern analogue means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206319869U true CN206319869U (en) | 2017-07-11 |
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ID=59267306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621387489.3U Expired - Fee Related CN206319869U (en) | 2016-12-16 | 2016-12-16 | A kind of polymer flooding and well pattern analogue means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206319869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500068A (en) * | 2019-07-04 | 2019-11-26 | 成都理工大学 | A kind of simulation well spacing and the large-scale physical model experiment device and method adopted is infused in situ |
-
2016
- 2016-12-16 CN CN201621387489.3U patent/CN206319869U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500068A (en) * | 2019-07-04 | 2019-11-26 | 成都理工大学 | A kind of simulation well spacing and the large-scale physical model experiment device and method adopted is infused in situ |
| CN110500068B (en) * | 2019-07-04 | 2021-07-27 | 成都理工大学 | Large physical model experiment device and method for simulating well spacing and in-situ injection and production |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20171216 |