CN205879239U - Water injection mandrel voltage stabilization type experimental apparatus - Google Patents
Water injection mandrel voltage stabilization type experimental apparatus Download PDFInfo
- Publication number
- CN205879239U CN205879239U CN201620714828.8U CN201620714828U CN205879239U CN 205879239 U CN205879239 U CN 205879239U CN 201620714828 U CN201620714828 U CN 201620714828U CN 205879239 U CN205879239 U CN 205879239U
- Authority
- CN
- China
- Prior art keywords
- injection well
- sleeve pipe
- flow regulator
- well downhole
- downhole flow
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a water injection mandrel voltage stabilization type experimental apparatus, including inlet tube, water injection mandrel, sleeve pipe, liquid storage pot, centrifugal pump, plunger pump, buffer tank, high -pressure needle valve, high pressure ball valve, flowmeter, manometer, water injection mandrel and sleeve pipe are connected through the sleeve pipe top connection simultaneously to the export of inlet tube axial, the sleeve pipe surrounds at the water injection mandrel peripherally, the sleeve pipe rear end is passed through the sleeve pipe lower clutch and is connected the liquid storage pot, the liquid storage pot rear end connects gradually centrifugal pump, plunger pump, buffer tank, high -pressure needle valve. High pressure ball valve is all connected through flowmeter stationary flow section in both ends around the flowmeter, the high pressure ball valve of flowmeter front end connects high -pressure needle valve rear end, and the high pressure ball valve of flowmeter rear end passes through the radial inlet of union articulate inlet tube. Be connected with the manometer on the inlet tube. This experimental apparatus can realize that the rivers of water injection mandrel front end inlet tube on -line remain stable, and then realize the intaking stability of pressure, has guaranteed accuracy and reliability that flow and pressure parameter gathered.
Description
Technical field
This utility model relates to the experiment flow of oil field well instrument, specifically injection well downhole flow regulator type voltage regulation experimental provision.
Background technology
The ground experiment result of downhole tool is its important references that design is the most reasonable, function is the most superior of checking, right
For the injection well downhole flow regulator used by separated-zone water infection oil field, the flow under its apopore different opening is to determine water distribution with the relation of pressure
Can device complete the important indicator of injection allocation under specific water injection pressure, but existing experiment flow is not owing to accounting for stablizing of current
Property, make the water flow fluctuation in injection well downhole flow regulator inlet channel violent, so that pressure oscillation is violent, cause pressure data to gather difficulty
And it is inaccurate, it is impossible to set up the correct corresponding relation of flow and pressure.
Utility model content
The purpose of this utility model is to provide injection well downhole flow regulator type voltage regulation experimental provision, and this flow process is capable of injection well downhole flow regulator front end
Current in back with water inlet line keep stable, and then realize stablizing of intake pressure, it is ensured that flow and the standard of pressure parameter collecting
Really property.
In order to reach above-mentioned purpose, this utility model have employed following technical scheme, injection well downhole flow regulator type voltage regulation experimental provision, bag
Including water inlet pipe, injection well downhole flow regulator, sleeve pipe, fluid reservoir, centrifugal pump, plunger displacement pump, surge tank, high pressure needle valve, described water inlet pipe has one
Axial inlet, axial outlet, a radial inlet, wherein axially outlet by sleeve pipe top connection be simultaneously connected with injection well downhole flow regulator and
Sleeve pipe, it is peripheral that described sleeve pipe is enclosed in injection well downhole flow regulator, and described sleeve pipe rear end connects fluid reservoir, described fluid reservoir by sleeve pipe lower contact
Rear end is sequentially connected with centrifugal pump, plunger displacement pump, surge tank, high pressure needle valve.
Also including high-pressure ball valve, effusion meter steady flow segment, effusion meter, described effusion meter rear and front end is all by effusion meter current stabilization
Section connects high-pressure ball valve, and the high-pressure ball valve of described effusion meter front end connects high pressure needle valve rear end, the high pressure of described effusion meter rear end
Ball valve connects the radial inlet of water inlet pipe by union joint.
A blow-down pipe, installation of relief valve on blow-down pipe is gone out by threeway parallel connection between described high-pressure ball valve and high pressure needle valve
Door.
Injection well downhole flow regulator plug is installed in described injection well downhole flow regulator rear end.
Pressure gauge is installed on described water inlet pipe.
One end of described water inlet pipe is installed into screw plug for water pipe.
Compared to prior art, this utility model has the advantages that
Fluid reservoir is increased so that the water that injection well downhole flow regulator flows out stores in entering fluid reservoir by the design in injection well downhole flow regulator water side,
Realize being in a kind of stable state into the liquid before pump, in stopping to cause pump because of water flow fluctuation, suck air.By former
There is plunger displacement pump water inlet end to increase centrifugal pump, it is ensured that the feed liquor of plunger displacement pump is sufficient, prevent because in pump, suction air causes pumping out liquid
Big ups and downs.By increasing surge tank in plunger displacement pump water side, it is achieved to a kind of buffering pumping out fluid flow pattern so that it is entering
Become before inbound traffics test section is more stable.By increasing steady flow segment at effusion meter water inlet end and water side, it is achieved effusion meter
Water inlet is the most stable with water outlet fluidised form, prevents because water flow fluctuation causes the inaccurate of flow measurement.In a word, this experiment flow
It is capable of the fluid stable of flow rate test section and injection well downhole flow regulator inlet segment, improves the accuracy of flow and pressure parameter collecting.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model injection well downhole flow regulator type voltage regulation experimental provision.
In figure: 1-water inlet pipe plug；2-water inlet pipe；3-Pressure gauge；4-sleeve pipe top connection；5-injection well downhole flow regulator；6-sleeve pipe；7-joins
Hydrophone plug；8-sleeve pipe lower contact；9-pipe nipple；10-elbow；11-fluid reservoir；12-centrifugal pump；13-plunger displacement pump；14-surge tank；
15-high pressure needle valve；16-threeway；17-is vented valve；18-high-pressure ball valve；19-effusion meter steady flow segment；20-effusion meter；21-union
Joint.
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provide ginseng
Examine and purposes of discussion, be not used for this utility model is any limitation as.
According to Fig. 1 injection well downhole flow regulator type voltage regulation experimental provision, including water inlet pipe 2, injection well downhole flow regulator 5, sleeve pipe 6, fluid reservoir 11, centrifugal pump
12, plunger displacement pump 13, surge tank 14, high pressure needle valve 15, described water inlet pipe have an axial inlet, axial outlet, one
Radial inlet, wherein axially outlet is simultaneously connected with injection well downhole flow regulator and sleeve pipe by sleeve pipe top connection 4, and described sleeve pipe is enclosed in injection well downhole flow regulator
Periphery, described sleeve pipe rear end connects fluid reservoir 11 by sleeve pipe lower contact 8, and described fluid reservoir rear end is sequentially connected with centrifugal pump, post
Plug pump, surge tank, high pressure needle valve.This experimental provision also includes high-pressure ball valve 18, effusion meter steady flow segment 19, effusion meter 20, described
Effusion meter rear and front end all connects high-pressure ball valve by effusion meter steady flow segment, and the high-pressure ball valve of described effusion meter front end connects high pressure
Needle-valve rear end, the high-pressure ball valve of described effusion meter rear end connects the radial inlet of water inlet pipe by union joint 21.Described high pressure
A blow-down pipe is gone out by threeway parallel connection, installation of relief valve door 17 on blow-down pipe between ball valve and high pressure needle valve.Described injection well downhole flow regulator
Injection well downhole flow regulator plug 7 is installed in rear end.Pressure gauge 3 is installed on described water inlet pipe.One end of described water inlet pipe is installed into screw plug for water pipe 1.
Water inlet pipe plug 1 is threadeded with water inlet pipe 2, and water inlet pipe 2 has perforate, with fixation pressure table 3, water inlet pipe 2 with
Sleeve pipe top connection 4 is threaded, and sleeve pipe top connection 4 is threadeds with injection well downhole flow regulator 5, sleeve pipe 6, injection well downhole flow regulator 5 and plug 7 screw thread
Connecting, sleeve pipe 6 is threadeded with sleeve pipe lower contact 8, and sleeve pipe lower contact 8 is threadeded with pipe nipple 9, pipe nipple 9 and elbow 10 screw thread
Connecting, fluid reservoir 11 is threadeds with water inlet, water outlet pipe nipple, and centrifugal pump 12 is threadeds with water inlet, water outlet pipe nipple,
Plunger displacement pump 13 is threadeds with water inlet, water outlet pipe nipple, and surge tank 14 is threadeds with water inlet, water outlet pipe nipple, high pressure
Needle-valve 15 is threadeds with water inlet, water outlet pipe nipple, and threeway 16 is threadeds with water inlet, water outlet pipe nipple, is vented valve
17 with pipe nipple 9 for threadeding, high-pressure ball valve 18 is threadeds with pipe nipple 9, steady flow segment 19, effusion meter 20 with water inlet, go out
Water steady flow segment 19 is welding, and the pipe nipple 9 being connected with water inlet pipe 2 is connected by union joint 21, it is simple to plug.
Work process: first toward squeezing into the clear water of 2/3 volumes in fluid reservoir, keep valve 15 to be in closedown
Whether state, opens centrifugal pump, plunger displacement pump the most successively, have water to flow into, to verify centrifugal pump and plunger displacement pump in observing surge tank
Can normally work.After guaranteeing that centrifugal pump and plunger displacement pump normally work, it is always maintained at valve 15 and is closed, until buffering
Be full of clear water in tank, the most slowly open valve 15, and keep valve 17 be close, valve 18 is on.Now current
Sequentially pass through steady flow segment, effusion meter, steady flow segment, enter the water inlet pipe of injection well downhole flow regulator, enter back into inside injection well downhole flow regulator, go out by injection well downhole flow regulator
After water hole enters injection well downhole flow regulator and casing annulus, return to fluid reservoir, it is achieved in fluid reservoir, water recycles.Liquid in fluid reservoir
After face declines, timely amount of makeup water, it is ensured that the clear water of at least 2/3rds volumes in fluid reservoir in whole experimentation.Treat
After stability of flow a period of time, it is possible to reading flow gauge and manometric data.Plunger displacement pump can be by controlling piston reciprocation
The speed speed of motion realizes pumping out the size of water discharge capacity, to carry out the injection well downhole flow regulator difference water outlet discharge capacity corresponding relation with pressure
Experiment.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, its
He uses the equivalence change of patent spirit of the present utility model, all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. injection well downhole flow regulator type voltage regulation experimental provision, it is characterised in that include water inlet pipe, injection well downhole flow regulator, sleeve pipe, fluid reservoir, centrifugal pump, post
Plug pump, surge tank, high pressure needle valve, described water inlet pipe has an axial inlet, axial outlet, a radial inlet, its
In axially outlet be simultaneously connected with injection well downhole flow regulator and sleeve pipe by sleeve pipe top connection, it is peripheral that described sleeve pipe is enclosed in injection well downhole flow regulator, described set
Pipe rear end connects fluid reservoir by sleeve pipe lower contact, and described fluid reservoir rear end is sequentially connected with centrifugal pump, plunger displacement pump, surge tank, height
Pressing valve.
Injection well downhole flow regulator type voltage regulation experimental provision the most according to claim 1, it is characterised in that also include high-pressure ball valve, flow
Meter steady flow segment, effusion meter, described effusion meter rear and front end all connects high-pressure ball valve by effusion meter steady flow segment, before described effusion meter
The high-pressure ball valve of end connects high pressure needle valve rear end, and the high-pressure ball valve of described effusion meter rear end connects water inlet pipe by union joint
Radial inlet.
Injection well downhole flow regulator type voltage regulation experimental provision the most according to claim 2, it is characterised in that described high-pressure ball valve and high pressure needle
A blow-down pipe, installation of relief valve door on blow-down pipe is gone out by threeway parallel connection between valve.
Injection well downhole flow regulator type voltage regulation experimental provision the most according to claim 1, it is characterised in that described injection well downhole flow regulator rear end is installed and joined
Hydrophone plug.
Injection well downhole flow regulator type voltage regulation experimental provision the most according to claim 1, it is characterised in that install pressure on described water inlet pipe
Table.
Injection well downhole flow regulator type voltage regulation experimental provision the most according to claim 1, it is characterised in that one end of described water inlet pipe is installed
Water inlet pipe plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714828.8U CN205879239U (en) | 2016-07-07 | 2016-07-07 | Water injection mandrel voltage stabilization type experimental apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714828.8U CN205879239U (en) | 2016-07-07 | 2016-07-07 | Water injection mandrel voltage stabilization type experimental apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205879239U true CN205879239U (en) | 2017-01-11 |
Family
ID=57696556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620714828.8U Expired - Fee Related CN205879239U (en) | 2016-07-07 | 2016-07-07 | Water injection mandrel voltage stabilization type experimental apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205879239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000900A (en) * | 2018-05-23 | 2018-12-14 | 安徽理工大学 | A kind of automatic continuous pressure testing device of injection well downhole flow regulator |
-
2016
- 2016-07-07 CN CN201620714828.8U patent/CN205879239U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000900A (en) * | 2018-05-23 | 2018-12-14 | 安徽理工大学 | A kind of automatic continuous pressure testing device of injection well downhole flow regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170111 Termination date: 20190707 |