CN110344791A - A kind of intelligent control downhole choke device - Google Patents
A kind of intelligent control downhole choke device Download PDFInfo
- Publication number
- CN110344791A CN110344791A CN201810303289.2A CN201810303289A CN110344791A CN 110344791 A CN110344791 A CN 110344791A CN 201810303289 A CN201810303289 A CN 201810303289A CN 110344791 A CN110344791 A CN 110344791A
- Authority
- CN
- China
- Prior art keywords
- valve base
- pressure sensor
- intelligent control
- circuit board
- cartridge
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004033 diameter control Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002343 natural gas well Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/066—Valve arrangements for boreholes or wells in wells electrically actuated
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Devices For Dispensing Beverages (AREA)
- Domestic Plumbing Installations (AREA)
Abstract
The invention discloses a kind of intelligent control downhole choke devices, including flow controller ontology, the flow controller ontology passes through throwing mechanism, setting slips, sliding sleeve, inner core tube, wedge step, upper pressure sensor, lower pressure sensor, upper cartridge, lower cartridge, upper valve base, lower valve base, air inlet, driving motor, circuit board and battery pack composition, the setting slips is located at the lower section of throwing mechanism, the sliding sleeve is located at the inside of throwing mechanism, and the core pipe is located at the inside of sliding sleeve.Originally practical that different pressure signals is detected by using two-way pressure sensor, pressure signal is stored and analyzed in real time by circuit board, then control driving motor rotates upper lower valve base and carries out throttling service, and restriction effect is very good, while working efficiency greatly improves, production cost substantially reduces, simultaneously it is highly-safe, stability is strong, convenient operating maintenance, whole design structure is simple, it is skillfully constructed, is very suitable to promote the use of a large area.
Description
Technical field
The present invention relates to intellectual downhole choke control technology fields, fill more particularly, to a kind of intelligent control downhole choke
It sets.
Background technique
At present in the recovery process of the natural gas well, surface throttling will lead to surface line pressure rating height, cause investment, fortune
Row maintenance cost is very high, and for the production cost for reducing natural gas, current each gas field is widely used the production practice of downhole choke, makes
When with needing to adjust production system in the process, needing to carry out pulling operation to downhole choke device repeatedly, to replace gas nozzle, implement
Difficulty is big, and pulling success rate is low, usually will appear in existing downhole choke device launch process midway it is setting or to pre-determined bit
It sets the case where not setting, in addition when that can not take out in the later period, it is also necessary to which upper workover rig, kill-job operation lift pipe string seriously affect
Yield, and operating risk is high, expenses is very big, be highly detrimental to using.For this purpose, it is proposed that a kind of intelligent control well
Lower throttling set.
Summary of the invention
In view of this, in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of intelligent control downhole choke dresses
Set, different pressure signals detected by using two-way pressure sensor, by circuit board in real time to pressure signal carry out storage and
Analysis, can solve the problems mentioned above in the background art
In order to achieve the above objectives, the invention adopts the following technical scheme:
A kind of this practical intelligent control downhole choke device, including flow controller ontology, the flow controller ontology by throwing mechanism,
Setting slips, sliding sleeve, inner core tube, wedge step, upper pressure sensor, lower pressure sensor, upper cartridge, lower sealant
Cylinder, upper valve base, lower valve base, air inlet, driving motor, circuit board and battery pack composition, the setting slips, which is located at, to be launched
The lower section of mechanism, the sliding sleeve are located at the inside of throwing mechanism, and the core pipe is located at the inside of sliding sleeve, and the wedge step is located at
The lower section of setting slips, and connect with the bottom of throwing mechanism.
Preferably, it is equipped with upper pressure sensor below the wedge step, is equipped with below the upper pressure sensor upper close
Sealing cylinder and lower cartridge.
Preferably, it is equipped with upper valve base and lower valve base below the lower cartridge, side is equipped with down below the lower valve base
The pressure sensor other side is equipped with air inlet.
Preferably, driving motor, circuit board and battery pack are additionally provided with below the lower valve base.
Preferably, the upper pressure sensor and lower pressure sensor and circuit board are connected with each other, the circuit board and drive
Dynamic motor is connect with battery pack.
Preferably, the upper valve base is equipped with a fluid hole and a venthole, sets that there are three raw on the lower valve base
Produce the sand washing drainage hole of mouth diameter stomata and a 9mm.
The beneficial effects of the present invention are:
Different pressure signals is detected by using two-way pressure sensor, by circuit board in real time to pressure signal carry out storage and
Then analysis controls driving motor and rotates upper lower valve base progress throttling service, restriction effect is very good, and working efficiency greatly improves
While, production cost substantially reduces, while it is highly-safe, stability is strong, convenient operating maintenance, whole design structure is simple,
It is skillfully constructed, is very suitable to promote the use of a large area.
A kind of intelligent control downhole choke device of the present invention, including flow controller ontology, the flow controller ontology pass through dispensing
Mechanism, setting slips, sliding sleeve, inner core tube, wedge step, upper pressure sensor, lower pressure sensor, upper cartridge, under it is close
Sealing cylinder, upper valve base, lower valve base, air inlet, driving motor, circuit board and battery pack (16) composition, the setting slips
Positioned at the lower section of throwing mechanism, the sliding sleeve is located at the inside of throwing mechanism, and the core pipe is located at the inside of sliding sleeve, the wedge shape
Step is located at the lower section of setting slips, and connect with the bottom of throwing mechanism.
Further, it is equipped with upper pressure sensor below the wedge step, is equipped with below the upper pressure sensor upper
Cartridge and lower cartridge, the lower cartridge lower section are equipped with upper valve base and lower valve base, side below the lower valve base
It is equipped with air inlet equipped with the lower pressure sensor other side, is additionally provided with driving motor, circuit board and battery pack below the lower valve base,
The upper pressure sensor and lower pressure sensor and circuit board are connected with each other, and the circuit board and driving motor and battery pack connect
Connect, the upper valve base is equipped with a fluid hole and a venthole, set on the lower valve base there are three production mouth diameter stomata and
The sand washing drainage hole of one 9mm.It is changed by the design scheme using the two-stage cartridge and upper lower valve base of particular design
Existing downhole choke operation mode, different pressure signals is detected by two-way pressure sensor, by circuit board in real time to pressure
Force signal is stored and is analyzed, and is then controlled driving motor and is rotated upper lower valve base, by changing the position of valve seat orifice up and down, adjusts
The size in aperture carries out throttling service to realize different production system requirements, when needing to adjust flow controller mouth diameter size
When, shaft collar is closed, flow controller two-way pressure is balanced, well head is then opened and produces gate, flow controller is made to generate pressure up and down
Difference, different according to the lasting pressure difference time, flow controller detects pressure difference signal, and according to the program of setting themselves, driving motor makes
Lower disc rotates certain angle, opens different mouth diameters, realizes the mouth diameter control adjustment of flow controller.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, those of ordinary skill in the art are come
It says, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is overall structure diagram of the invention.
In figure: 1. flow controller ontologies, 2. throwing mechanisms, 3. setting slips, 4. sliding sleeves, 5. core pipes, 6. wedge steps, on 7.
Pressure sensor, 8. lower pressure sensors, cartridge, 10. lower cartridges, 11. upper valve bases, 12. lower valve bases, 13. on 9.
Air inlet, 14. driving motors, 15. circuit boards, 16. battery packs, 17. fluid holes, 18. ventholes, 19. production mouth diameter stomatas,
20. sand washing drainage hole.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of intelligent control downhole choke device, including flow controller ontology 1, the flow controller ontology 1 are logical
Cross throwing mechanism 2, setting slips 3, sliding sleeve 4, inner core tube 5, wedge step 6, upper pressure sensor 7, lower pressure sensor 8, on
Cartridge 9, lower cartridge 10, upper valve base 11, lower valve base 12, air inlet 13, driving motor 14, circuit board 15 and battery pack
16 compositions, the setting slips 3 are located at the lower section of throwing mechanism 2, and the sliding sleeve 4 is located at the inside of throwing mechanism 2, described
Core pipe 5 is located at the inside of sliding sleeve 4, and the wedge step 6 is located at the lower section of setting slips 3, and connects with the bottom of throwing mechanism 2
It connects.
A kind of intelligent control downhole choke device of the present invention detects different pressure by using two-way pressure sensor and believes
Number, pressure signal is stored and analyzed in real time by circuit board, the upper lower valve base of driving motor rotation is then controlled and throttles
Operation, restriction effect is very good, and while working efficiency greatly improves, production cost is substantially reduced, while highly-safe, stable
Strong, the convenient operating maintenance of property, whole design structure is simple, is skillfully constructed, and is very suitable to promote the use of a large area.
Wherein, it is equipped with upper pressure sensor 7 below the wedge step 6, is equipped with below the upper pressure sensor 7 upper close
Sealing cylinder 9 and lower cartridge 10.
Wherein, upper valve base 11 and lower valve base 12, the 12 lower section side of lower valve base are equipped with below the lower cartridge 10
Air inlet 13 is equipped with equipped with 8 other side of lower pressure sensor.
Wherein, driving motor 14, circuit board 15 and battery pack 16 are additionally provided with below the lower valve base 12.
Wherein, the upper pressure sensor 7 and lower pressure sensor 8 and circuit board 15 are connected with each other, the circuit board 15
It is connect with driving motor 14 with battery pack 16.
Wherein, the upper valve base 11 is equipped with a fluid hole 17 and a venthole 18, and the lower valve base 12 is equipped with
The sand washing drainage hole 20 of three productions mouth diameter stomatas 19 and a 9mm.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical solution of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (6)
1. a kind of intelligent control downhole choke device, including flow controller ontology (1), it is characterised in that: the flow controller ontology (1)
By throwing mechanism (2), setting slips (3), sliding sleeve (4), inner core tube (5), wedge step (6), upper pressure sensor (7), under
Pressure sensor (8), upper cartridge (9), lower cartridge (10), upper valve base (11), lower valve base (12), air inlet (13),
Driving motor (14), circuit board (15) and battery pack (16) composition, the setting slips (3) are located at throwing mechanism (2)
Lower section, the sliding sleeve (4) are located at the inside of throwing mechanism (2), and the core pipe (5) is located at the inside of sliding sleeve (4), the wedge shape platform
Rank (6) is located at the lower section of setting slips (3), and connect with the bottom of throwing mechanism (2).
2. a kind of intelligent control downhole choke device according to claim 1, it is characterised in that: the wedge step (6)
Lower section is equipped with upper pressure sensor (7), is equipped with upper cartridge (9) and lower cartridge below the upper pressure sensor (7)
(10).
3. a kind of intelligent control downhole choke device according to claim 1, it is characterised in that: the lower cartridge
(10) lower section is equipped with upper valve base (11) and lower valve base (12), and side is equipped with lower pressure sensor (8) below the lower valve base (12)
The other side is equipped with air inlet (13).
4. a kind of intelligent control downhole choke device according to claim 3, it is characterised in that: under the lower valve base (12)
Side is additionally provided with driving motor (14), circuit board (15) and battery pack (16).
5. a kind of intelligent control downhole choke device according to claim 4, it is characterised in that: the upper pressure sensor
(7) it is connected with each other with lower pressure sensor (8) and circuit board (15), the circuit board (15) and driving motor (14) and battery pack
(16) it connects.
6. a kind of intelligent control downhole choke device according to claim 3, it is characterised in that: on the upper valve base (11)
Equipped with a fluid hole (17) and a venthole (18), set on the lower valve base (12) there are three production mouth diameter stomata (19) and
The sand washing drainage hole (20) of one 9mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810303289.2A CN110344791A (en) | 2018-04-07 | 2018-04-07 | A kind of intelligent control downhole choke device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810303289.2A CN110344791A (en) | 2018-04-07 | 2018-04-07 | A kind of intelligent control downhole choke device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110344791A true CN110344791A (en) | 2019-10-18 |
Family
ID=68172928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810303289.2A Pending CN110344791A (en) | 2018-04-07 | 2018-04-07 | A kind of intelligent control downhole choke device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110344791A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112610185A (en) * | 2020-12-16 | 2021-04-06 | 中国石油大学(华东) | Underground multi-stage flow control system, method and application |
CN112761579A (en) * | 2021-01-29 | 2021-05-07 | 成都维锐泰达能源技术有限公司 | Slip linkage device for intelligent opening device, intelligent opening device and multistage fracturing intelligent control system |
CN114687690A (en) * | 2022-03-31 | 2022-07-01 | 中海石油(中国)有限公司 | Slip setting mechanism and underground throttle comprising same |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1538036A (en) * | 2003-04-17 | 2004-10-20 | 雷宗明 | Automic control system for throttle well killing |
WO2011002682A2 (en) * | 2009-07-02 | 2011-01-06 | Baker Hughes Incorporated | Remotely controllable manifold |
CN101949281A (en) * | 2010-09-21 | 2011-01-19 | 中国石油天然气股份有限公司 | Underground throttler |
CN104343426A (en) * | 2013-08-02 | 2015-02-11 | 中国石油天然气股份有限公司 | System and technology for intelligent throttling in natural gas well |
CN104405347A (en) * | 2014-12-03 | 2015-03-11 | 东营市福利德石油科技开发有限责任公司 | Intelligent hydraulic stepless flow regulating and controlling device |
CN106761553A (en) * | 2016-12-16 | 2017-05-31 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of gas well can choke valve under the smart well of emergency shutdown |
-
2018
- 2018-04-07 CN CN201810303289.2A patent/CN110344791A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1538036A (en) * | 2003-04-17 | 2004-10-20 | 雷宗明 | Automic control system for throttle well killing |
WO2011002682A2 (en) * | 2009-07-02 | 2011-01-06 | Baker Hughes Incorporated | Remotely controllable manifold |
CN101949281A (en) * | 2010-09-21 | 2011-01-19 | 中国石油天然气股份有限公司 | Underground throttler |
CN104343426A (en) * | 2013-08-02 | 2015-02-11 | 中国石油天然气股份有限公司 | System and technology for intelligent throttling in natural gas well |
CN104405347A (en) * | 2014-12-03 | 2015-03-11 | 东营市福利德石油科技开发有限责任公司 | Intelligent hydraulic stepless flow regulating and controlling device |
CN106761553A (en) * | 2016-12-16 | 2017-05-31 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of gas well can choke valve under the smart well of emergency shutdown |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112610185A (en) * | 2020-12-16 | 2021-04-06 | 中国石油大学(华东) | Underground multi-stage flow control system, method and application |
CN112761579A (en) * | 2021-01-29 | 2021-05-07 | 成都维锐泰达能源技术有限公司 | Slip linkage device for intelligent opening device, intelligent opening device and multistage fracturing intelligent control system |
CN112761579B (en) * | 2021-01-29 | 2024-05-10 | 成都维锐泰达能源技术有限公司 | Slip linkage device for intelligent opening device, intelligent opening device and multistage fracturing intelligent control system |
CN114687690A (en) * | 2022-03-31 | 2022-07-01 | 中海石油(中国)有限公司 | Slip setting mechanism and underground throttle comprising same |
CN114687690B (en) * | 2022-03-31 | 2024-03-29 | 中海石油(中国)有限公司 | Slip setting mechanism and downhole throttler comprising same |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110344791A (en) | A kind of intelligent control downhole choke device | |
CN110924906B (en) | Gas lift well liquid discharge simulation test device | |
CN209293772U (en) | A kind of fluid regulation device | |
CN204532322U (en) | A kind of horizontal well desirable core sliding sleeve multistage fracturing completion tubular column | |
CN201687407U (en) | Gas-lift completion string used for high angle deviated holes | |
CN105715234A (en) | Natural flowing mechanical production integrated pipe column | |
CN206299368U (en) | A kind of underground throttle device of easy deblocking | |
CN104747434A (en) | Screw pump equipment for exploiting coal bed gas | |
CN104879098B (en) | A kind of concentric double pipe gas well liquid loading tubing string | |
CN207568573U (en) | A kind of flushing separate injection tubing string | |
CN105545264A (en) | Carbon dioxide wheel injection oil displacement single-tube double-layer injection process tubular column | |
CN207934875U (en) | A kind of interchangeable nozzles formula flow controller | |
CN206376780U (en) | Plunger lift fastener | |
CN206329294U (en) | One kind simulation nitrogen horizontal well drilling formation water output experimental provision | |
CN212272144U (en) | Downhole throttling device | |
CN212716548U (en) | Automatic inflow water control device | |
CN209398399U (en) | A kind of downhole intelligent throttling set | |
CN104153733A (en) | Continuous circulating drilling system | |
CN106121636A (en) | A kind of drilling tool inner tube assembly puts in place mechanism and the method for notifying of notifying | |
CN204099668U (en) | A kind of extra-high voltage flow dontroller | |
CN110905459B (en) | For CO2Mechanical adjustable injection allocation device for separate injection well | |
CN201045290Y (en) | Large hollow stem oil pumping system | |
CN108166956A (en) | A kind of interchangeable nozzles formula flow controller and its application process | |
CN206458415U (en) | Paraffin Removal completion tubular column | |
CN206458443U (en) | Oil well, which recovers the oil, lifts high temperature gas injection valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191018 |