CN205823253U - Permanent setting type down-hole direct-reading flood pattern - Google Patents
Permanent setting type down-hole direct-reading flood pattern Download PDFInfo
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- CN205823253U CN205823253U CN201620720860.7U CN201620720860U CN205823253U CN 205823253 U CN205823253 U CN 205823253U CN 201620720860 U CN201620720860 U CN 201620720860U CN 205823253 U CN205823253 U CN 205823253U
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Abstract
The utility model discloses a kind of permanent setting type down-hole direct-reading flood pattern, including the sleeve pipe (12) in stratum (18), oil pipe (13), packer (14) is had in sleeve pipe (12), injection well downhole flow regulator (3) is had in oil pipe (13), armored cable (1) is through the flowing hole (19) of injection well downhole flow regulator (3), the upper multiple direct-reading gauging means (2) in parallel of armored cable (1), described direct-reading gauging means (2) includes end (4), main frame (5) and from machine (8), main frame (5), it is separately installed with pressure transducer A(6) from machine (8), pressure transducer B(10), water inlet (17) on main frame (5) is provided with flow transducer (7), main frame (5) is connected from machine (8) by installation step (11), regulation valve (9) is had from machine (8).This utility model, by the control to some stratum, can meet the process program of full well injection allocation, and realizes real-time, the long term monitoring of each stratum water injection rate, thus the water filling that reaches to become more meticulous, improves the purpose of crude output.
Description
Technical field
This utility model belongs to oil exploitation downhole instrument technical field of structures, more particularly to a kind of permanent setting type down-hole
Direct-reading flood pattern.
Background technology
Latter period of oilfield development, oil extraction difficulty and cost be significantly increased, and seperated layer water injection is that China's major part oil field uses
Improve oil recovery factor process.Oil field development worker needs accurately to know each stratum water filling situation, and with associate
Oil well liquid-producing oil-water ratio contrasts, and analyzes stratum water absorption character and displacement of reservoir oil by filling water effect, optimal water injection process program.At present
The method that oil field is taked has:
1, tradition efficiently surveys conditioning technology, and adjustable water nozzle is i.e. put into by the way of pulling tubular column of water well injection well downhole flow regulator, fixed
Enter direct-reading measurement and adjustment instrument device under phase adjustable water nozzle aperture is adjusted and water testing.Shortcoming is: pulling workload is big, Yi Ka
Well, inefficiency, lack the long-term dynamics to stratum water injection rate and monitor.
2, casting and dragging free surveys conditioning technology, adjustable water nozzle and injection well downhole flow regulator will be integrated and go into the well with tubing string, periodically under enter direct-reading
Adjustable water nozzle aperture is adjusted and water testing by measurement and adjustment instrument device.Shortcoming is: be difficult to be transferred through water nozzle after a period of time,
Lack the long-term dynamics to stratum water injection rate to monitor.
All exist with upper type survey adjust workload big, cannot the deficiency such as long-term dynamics monitoring.
Summary of the invention
The purpose of this utility model is to provide a kind of permanent setting type down-hole direct-reading flood pattern, to overcome above prior art
Deficiency, this system, by the control to some stratum, can meet the process program of full well injection allocation, and realize the water filling of each stratum
Real-time, the long term monitoring of amount, thus reach become more meticulous water filling, the purpose of raising crude output.
The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions: one is put forever
Formula down-hole direct-reading flood pattern, including the sleeve pipe in stratum, oil pipe, has packer in sleeve pipe, have injection well downhole flow regulator, armouring electricity in oil pipe
Cable is through the flowing hole of injection well downhole flow regulator, and multiple direct-reading gauging means in parallel on armored cable, described direct-reading gauging means includes cable
Head, main frame and from machine, main frame, be separately installed with pressure transducer A, pressure transducer B from machine, and the water inlet on main frame is provided with stream
Quantity sensor, main frame is connected from machine by installation step, has regulation valve from machine.
Connection ground, described armored cable one end controls instrument, and the other end connects the end of direct-reading gauging means.
Described direct-reading gauging means is fixed on injection well downhole flow regulator by installation step, adopts between direct-reading gauging means and injection well downhole flow regulator
Realize sealing with welding or sealing ring mode.
Operation principle of the present utility model:
Sleeve pipe, oil pipe, packer etc. are oil field water well tubing string ingredient, and packer is for cutting off between Different Strata
Oil pipe, casing annulus, make water filling liquid outlet from corresponding injection well downhole flow regulator in ground enter oil jacket annular space and stratum.Armored cable
Connection ground, one end controls instrument, and the other end connects the end of direct-reading gauging means.According to oil-well strata dividing condition, it is allowed to
Multistage direct-reading gauging means in parallel on single armored cable.When a certain stratum water injection rate is adjusted by needs, control on ground
Instrument processed sends corresponding encoded instruction, by armored cable, the first-class host circuit board being delivered to direct-reading gauging means of cable
Decoding, on host circuit board, processor responds according to instruction.Formation at target locations direct-reading gauging means carries out action: main frame will be adjusted
Joint instruction sends to from machine, from machine internal circuit board, motor combination and pressure transducer B.Motor combination is controlled toward corresponding from machine
Direction rotates, and drives regulation valve motion so that valve port opening changes, thus realizes the control to stratum water filling.Stratum water filling from
The water inlet of flow transducer enters, and flows into stratum by the valve port on regulation valve, injection well downhole flow regulator and liquid outlet.Flow transducer
Directly test the water injection rate on this stratum.The regulation valve controlled by flow transducer, motor, is achieved that flow measuring and adjusting function.
Main frame, pressure-sensitive mouth from the pressure transducer A on machine, pressure transducer B experience pressure at oil overpressure, water filling port respectively.
When regulation valve is in the closed position, and i.e. during this stratum not water filling, at water filling port, pressure is equal with strata pressure.By judging oil pipe
Pressure and the difference of strata pressure, can realize testing envelope function, it is judged that this layer is with the sealing situation of upper packer.By to some
The control on stratum, can meet the process program of full well injection allocation, and realizes real-time, the long term monitoring of each stratum water injection rate, thus
Reach become more meticulous water filling, the purpose of raising crude output.
This utility model compared with prior art has clear advantage and beneficial effect.From above technical scheme,
This utility model has the following characteristics that
1, using direct-reading gauging means and the mode of direct formation testing water injection rate, test result is more real-time, directly perceived, for a long time
Dynamically monitor the water filling that can realize becoming more meticulous, improve oil recovery factor.
2, use direct-reading gauging means, can realize survey conditioning function, can realize again testing envelope function, decrease manual work,
Vehicle operations etc., reduce oilfield test operating cost.
3, use the technical program, the modes such as calibration can be worked in coordination with solve stream by pass well yield zero adjustment, ground water meter
A quantity sensor drift difficult problem, it is achieved in measurement and adjustment instrument device duty cycle, down-hole is forever placed, and effectively reduces oil field operation and runs into
This.
4, this utility model patent is applicable to oil field oil, well monolayer liquid measure controls instrument, is particularly suited for well monolayer
Water injection rate controls quasi-instrument.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model,
Fig. 2 is this utility model direct-reading gauging means schematic diagram.
Labelling in figure: 1, armored cable, 2, direct-reading gauging means, 3, injection well downhole flow regulator, 4, end, 5, main frame, 6, pressure
Sensors A, 7, flow transducer, 8, from machine, 9, regulation valve, 10, pressure transducer B, 11, installation step, 12, sleeve pipe,
13, oil pipe, 14, packer, 15, liquid outlet, 16, valve port, 17, water inlet, 18, stratum, 19, flowing hole.
Arrow signal oil well liquid-producing flow direction in figure.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, to according to the permanent setting type down-hole direct-reading flood pattern that the utility model proposes
Detailed description of the invention, feature and effect thereof, after describing in detail such as.
Seeing Fig. 1-2, a kind of permanent setting type down-hole direct-reading flood pattern, including the sleeve pipe 12 in stratum 18, oil pipe 13, sleeve pipe
Having packer 14 in 12, have injection well downhole flow regulator 3 in oil pipe 13, armored cable 1 is through the flowing hole 19 of injection well downhole flow regulator 3, on armored cable 1 also
Joining multiple direct-reading gauging means 2, described direct-reading gauging means 2 includes end 4, main frame 5 and from machine 8, main frame 5, from machine 8 respectively
Being provided with pressure transducer A6, pressure transducer B10, the water inlet 17 on main frame 5 is provided with flow transducer 7, and main frame 5 is by peace
Dress step 11 connects from machine 8, has regulation valve 9 from machine 8.
Connection ground, described armored cable 1 one end controls instrument, and the other end connects the end 4 of direct-reading gauging means 2.
Described direct-reading gauging means 2 is fixed on injection well downhole flow regulator 3 by installation step 11, direct-reading gauging means 2 and injection well downhole flow regulator 3
Between use welding or sealing ring mode realize seal.
Operation principle of the present utility model:
Sleeve pipe 12, oil pipe 13, packer 14 etc. are oil field water well tubing string ingredient, and packer 14 is for cutting off differently
Oil pipe 13 between Ceng, sleeve pipe 12 annular space, make water filling liquid outlet 15 from corresponding injection well downhole flow regulator 3 in ground enter oil jacket annular space
And stratum 18.According to oil-well strata dividing condition, it is allowed to multistage direct-reading gauging means 2 in parallel on single armored cable 1.Work as needs
When a certain stratum water injection rate is adjusted, ground controls instrument and send corresponding encoded instruction, by armored cable 1, cable
4 etc. are delivered on main frame 5 circuit board of direct-reading gauging means 2 decoding, and on main frame 5 circuit board, processor rings according to instruction
Should.Formation at target locations direct-reading gauging means 2 carries out action: regulating command is sent to from machine 8 by main frame 5, from machine 8 internal circuit board,
Motor combination and pressure transducer B10.Control motor combination from machine 8 to rotate toward respective direction, drive regulation valve 9 to move so that
Valve port 16 aperture changes, thus realizes the control to stratum water filling.Stratum 18 water filling is entered at the water inlet 17 of flow transducer 7
Enter, flow into stratum by the valve port 16 on regulation valve 9, injection well downhole flow regulator 3 and liquid outlet 15.This stratum directly tested by flow transducer 7
Water injection rate.The regulation valve 9 controlled by flow transducer 7, motor, is achieved that flow measuring and adjusting function.Main frame 5, from machine 8
Pressure transducer A6, the pressure-sensitive mouth of pressure transducer B10 experience respectively oil overpressure, water filling port at pressure.When regulation valve 9
In the closed position, i.e. during this stratum 18 not water filling, at water filling port, pressure is equal with strata pressure.By judge tubing pressure and
The difference of strata pressure, can realize testing envelope function, it is judged that this layer is with the sealing situation of upper packer.By to some stratum
Control, can meet the process program of full well injection allocation, and realize real-time, the long term monitoring of each stratum water injection rate, thus reach essence
Refinement water filling, the purpose of raising crude output.
The above, be only preferred embodiment of the present utility model, not this utility model is made any in form
Restriction, any without departing from technical solutions of the utility model content, according to technical spirit of the present utility model to above example
Any simple modification, equivalent variations and the modification made, all still falls within the range of technical solutions of the utility model.
Claims (3)
1. a permanent setting type down-hole direct-reading flood pattern, including the sleeve pipe (12) in stratum (18), oil pipe (13), its feature exists
In: having packer (14) in sleeve pipe (12), have injection well downhole flow regulator (3) in oil pipe (13), armored cable (1) is through the mistake of injection well downhole flow regulator (3)
Discharge orifice (19), the upper multiple direct-reading gauging means (2) in parallel of armored cable (1), described direct-reading gauging means (2) includes end
(4), main frame (5) and from machine (8), main frame (5), be separately installed with pressure transducer A(6 from machine (8)), pressure transducer B(10),
Water inlet (17) on main frame (5) is provided with flow transducer (7), and main frame (5) is connected from machine (8) by installation step (11), from
Regulation valve (9) is had on machine (8).
2. direct-reading flood pattern in permanent setting type down-hole as claimed in claim 1, it is characterised in that: described armored cable (1) one end
Connecting ground and control instrument, the other end connects the end (4) of direct-reading gauging means (2).
3. direct-reading flood pattern in permanent setting type down-hole as claimed in claim 1, it is characterised in that: described direct-reading gauging means (2)
It is fixed on injection well downhole flow regulator (3) by installation step (11), between direct-reading gauging means (2) and injection well downhole flow regulator (3), uses welding or close
Seal mode seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620720860.7U CN205823253U (en) | 2016-07-11 | 2016-07-11 | Permanent setting type down-hole direct-reading flood pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620720860.7U CN205823253U (en) | 2016-07-11 | 2016-07-11 | Permanent setting type down-hole direct-reading flood pattern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205823253U true CN205823253U (en) | 2016-12-21 |
Family
ID=57564365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620720860.7U Expired - Fee Related CN205823253U (en) | 2016-07-11 | 2016-07-11 | Permanent setting type down-hole direct-reading flood pattern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205823253U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868708A (en) * | 2018-09-13 | 2018-11-23 | 于涛 | A kind of laminated distributor under well oil recovery TT&C system that aperture is controllable |
| CN109723426A (en) * | 2018-12-25 | 2019-05-07 | 贵州航天凯山石油仪器有限公司 | A kind of underground permanent setting type flow testing device |
| CN114293981A (en) * | 2021-12-20 | 2022-04-08 | 贵州航天凯山石油仪器有限公司 | Permanent direct-reading underground temperature and pressure tester |
-
2016
- 2016-07-11 CN CN201620720860.7U patent/CN205823253U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868708A (en) * | 2018-09-13 | 2018-11-23 | 于涛 | A kind of laminated distributor under well oil recovery TT&C system that aperture is controllable |
| CN109723426A (en) * | 2018-12-25 | 2019-05-07 | 贵州航天凯山石油仪器有限公司 | A kind of underground permanent setting type flow testing device |
| CN114293981A (en) * | 2021-12-20 | 2022-04-08 | 贵州航天凯山石油仪器有限公司 | Permanent direct-reading underground temperature and pressure tester |
| CN114293981B (en) * | 2021-12-20 | 2023-12-15 | 贵州航天凯山石油仪器有限公司 | Permanent direct-reading type downhole temperature and pressure tester |
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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: 20161221 Termination date: 20170711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |