CN106761455A - The self power generation of preset cable shaft underground and cable butting technique - Google Patents
The self power generation of preset cable shaft underground and cable butting technique Download PDFInfo
- Publication number
- CN106761455A CN106761455A CN201611128713.1A CN201611128713A CN106761455A CN 106761455 A CN106761455 A CN 106761455A CN 201611128713 A CN201611128713 A CN 201611128713A CN 106761455 A CN106761455 A CN 106761455A
- Authority
- CN
- China
- Prior art keywords
- cable
- docking facilities
- downhole
- oil pipe
- parent
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010248 power generation Methods 0.000 title claims abstract description 8
- 238000003032 molecular docking Methods 0.000 claims abstract description 58
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 7
- 235000020681 well water Nutrition 0.000 claims description 4
- 239000002349 well water Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000001012 protector Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 4
- POIUWJQBRNEFGX-XAMSXPGMSA-N cathelicidin Chemical compound C([C@@H](C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H]([C@@H](C)CC)C(=O)NCC(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C(C)C)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CO)C(O)=O)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@H](CC(O)=O)NC(=O)CNC(=O)[C@H](CC(C)C)NC(=O)[C@@H](N)CC(C)C)C1=CC=CC=C1 POIUWJQBRNEFGX-XAMSXPGMSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/023—Arrangements for connecting cables or wirelines to downhole devices
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0085—Adaptations of electric power generating means for use in boreholes
-
- 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
-
- 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
- E21B47/00—Survey of boreholes or wells
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Geophysics (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The present invention relates to oil extraction in oil field field of engineering technology, belong to a kind of preset cable shaft underground self power generation and cable butting technique;It solves preset cable shaft operation process need to be the problems such as card be away from outer binding cable, installation electric cable protector.The present invention is in intelligent watering device(3), cable-passing packer(4)With down-hole power managing device(6)Tool segment cable(2)Using oil pipe(9)Connect in addition, instantly after complete completion tubular column, by cable(2)Connection self-generating device(8)With downhole cable docking facilities male(7)Put into by well head, downhole cable docking facilities male(7)With downhole cable docking facilities parent(1)Insertion connection, realizes from well head to tool segment cable(2)All in oil pipe(9)Within;The advantages of present invention is with avoiding damaging the risk of cable during job execution, and ensuring the communication and power supply of downhole tool.
Description
Technical field
The present invention relates to petroleum production engineering field, belong to the self power generation of preset cable shaft underground and cable butting technique.
Background technology
At present there is following shop problem in conventional preset cable injection allocation well operation process:Cable is fixed on outside oil pipe
Wall protects cable, it is necessary to install electric cable protector in the position of every section of oil pipe connection, increased working procedure, increases work
Amount;Cable is fixed on oil-pipe external wall, exists and collide with work progress cable, causes the risk of cable bad, while changing cable
Need job execution again;Preset cable injection allocation well downhole intelligent injection well downhole flow regulator needs the electric power could to work, current wellhead of water injection well
Non-transformer, it is impossible to which electric power is provided;Based on problem above, in order to reduce construction workload, improve preset cable injection allocation well technique into
Power, has invented the self power generation of preset cable shaft underground and cable butting technique.
The content of the invention
Applied it is an object of the invention to provide fragile the causing of cable is tied up outside one kind preset cable injection allocation well work progress of solution
The preset cable shaft underground self power generation of the low problem of work technique success rate and cable butting technique.
The present invention is realized by following device:It is by downhole cable docking facilities parent, cable, intelligent watering
Device, cable-passing packer, ball seat, down-hole power managing device, downhole cable docking facilities male, underground self-generating device and oil
Pipe is constituted;Wherein oil pipe lower end is connected with downhole cable docking facilities parent, downhole cable docking facilities parent by oil pipe and
The cable of oil-pipe external wall is sequentially connected down-hole power managing device, multiple cable-passing packers, multiple intelligent watering devices and ball seat;
Oil pipe inner cable is sequentially connected underground self-generating device and downhole cable docking facilities male;The technique is through the following steps that come
Realize:
A, first successively by ball seat, multiple intelligent watering device, multiple cable-passing packers, down-hole power managing device, underground electricity
Cable docking facilities parent is attached by oil pipe, and the cable of oil-pipe external wall is also by downhole cable docking facilities parent, underground electricity
Source control device and intelligent watering device are connected, and are lowered into desired depth;
B, secondly suppressed from oil pipe, discharge cable-passing packer, then after detecting that cable-passing packer off-position is correct, cross cable
Packer setting completion;
C, oil pipe inner cable are sequentially connected underground self-generating device and downhole cable docking facilities are public
Head, under enter oil pipe, after reaching projected depth downhole cable docking facilities male is complete with downhole cable docking facilities parent
Into docking;
D, water filling work start, and injection water promotes the turbine rotation in the self-generating device of underground, rotor driven cutting magnetic line hair
Electricity;Cable is connected after downhole cable docking facilities male is docked with downhole cable docking facilities parent, will using the cable of connection
The electric energy that underground self-generating device sends is stored in being transferred to the battery pack of down-hole power managing device;
E, down-hole power managing device stabilization provide electric power for each interval intelligent watering device, and each interval intelligent watering device just can be with
Water injection pressure monitoring, the flow monitoring of individual layer are carried out, and collection result is transferred to ground;
Flowmeter in f, down-hole power managing device can also be monitored to full well water injection rate.
Compared with the prior art the present invention has the following advantages that:
1), the self power generation of preset cable shaft underground and cable butting technique realize preset cable shaft from well head to tool segment cable oil
Pipe is built-in, is powered and is led to by downhole cable docking facilities male and downhole cable docking facilities parent insertion docking mode
Letter, technology stability is good, success rate is high;
2), due to cable docked in oil pipe above tool segment, eliminate cable it is external when every tubing coupling near will
The step of installing electric cable protector, reduces the activity duration, reduces operating cost and cable and collides with damage risk, improve technique into
Power;And change without operation again, only need to be by upper portable cable by downhole cable docking facilities male and downhole cable pair
Connection device parent is separated, you can change whole section of card away from outer cable;
3), cable connection underground self-generating device, using inject water generate electricity, realize preset cable injection allocation well self-powered;
4), down-hole power managing device can carry out the monitoring of full well water injection rate.
Brief description of the drawings:Fig. 1 is structural representation after field operation construction of the present invention;Fig. 2 is field operation construction of the present invention
Pre-structure schematic diagram;Fig. 3 is the structural representation of downhole cable docking facilities male 7;Fig. 4 is downhole cable docking facilities parent
1 structural representation;Fig. 5 is the structural representation of down-hole power managing device 6;Fig. 6 is that the structure of underground self-generating device 8 is shown
It is intended to.
1- downhole cables docking facilities parent, 2- cables, 3- intelligent waterings device, 4- cable-passing packers, 5- balls in Fig. 1
Seat, 6- down-hole powers managing device, 7- downhole cable docking facilities male, 8- undergrounds self-generating device, 9- oil pipes.
1- downhole cables docking facilities parent in Fig. 2,2- cables, 3- intelligent watering devices, 4- cable-passing packers, 5- balls
Seat, 6- down-hole power managing devices, 9- oil pipes
10- cables, 11- fishing heads, 12- weighted levers, 13- adapter sleeves, 14- contacts conductive sleeve, 15- seal assemblies, 16- in Fig. 3
Positioning head
17- top connections, 18- upper pressing caps, 19- upper joint sleeves, 20- docking facilities main body, 21 passageway bridges, 22- contacts in Fig. 4
Conductive sleeve, 23- lock balls, 24- bases, 25- lower joint sleeves, 26- springs, 27- lower contacts;
28- top connections, 29- upper joint sleeves, 30- flowmeters, 31- central tubes, 32- controls circuit, 33- housings, 34- master in Fig. 5
Body, 35- battery packs, 36- lower joint sleeves, 37- lower contacts;
38- wire rope sockets in Fig. 6,39- water inlets, 40- upper joint sleeves, 41- turbine blades, 42- delivery ports, 43- central shafts,
44- upper shells, 45- rotors, 46- stators, 47- lower houses, 48- control output circuits, 49- lower joint sleeves, 50- ends.
Specific embodiment:The invention will be further described below in conjunction with the accompanying drawings:The present invention be by following device come
Realize:It is by downhole cable docking facilities parent 1, cable 2, intelligent watering device 3, cable-passing packer 4, ball seat 5, underground electricity
Source control device 6, downhole cable docking facilities male 7, underground self-generating device 8 and oil pipe 9 are constituted;Wherein the lower end of oil pipe 9 with
Downhole cable docking facilities parent 1 is connected, downhole cable docking facilities parent 1 by the cable 2 of oil pipe and oil-pipe external wall successively
Connection down-hole power managing device 6, multiple cable-passing packers 4, multiple intelligent watering devices 3 and ball seat 5;Oil pipe inner cable 2 according to
Secondary connection underground self-generating device 8 and downhole cable docking facilities male 7;Characterized in that, the technique through the following steps that
Come what is realized:
A, first successively by ball seat 5, multiple intelligent watering device 3, multiple cable-passing packers 4, down-hole power managing device 6, well
Lower cable butt joint device parent 1 is attached by oil pipe 9, and the cable 2 of oil-pipe external wall is also by downhole cable docking facilities parent
1st, down-hole power managing device 6 and intelligent watering device 3 are connected, and are lowered into desired depth;
B, secondly suppressed from oil pipe 9, discharge cable-passing packer 4, then after detecting that the off-position of cable-passing packer 4 is correct, mistake
Cable packer 4 sets completion;
C, oil pipe inner cable 2 are sequentially connected underground self-generating device 8 and downhole cable docking facilities male 7, under enter oil pipe, arrive
Downhole cable docking facilities male 7 completes to dock with downhole cable docking facilities parent 1 after up to projected depth;
D, water filling work start, and injection water promotes the turbine rotation in underground self-generating device 8, rotor driven cutting magnetic line hair
Electricity;Cable is connected after downhole cable docking facilities male 7 is docked with downhole cable docking facilities parent 1, using the cable of connection
The electric energy that underground self-generating device 8 sends is transferred in the battery pack of down-hole power managing device 6 and is stored;
What e, down-hole power managing device 6 were stablized is that each interval intelligent watering device 3 provides electric power, and each interval intelligent watering device 3 is just
Water injection pressure monitoring, the flow monitoring of individual layer can be carried out, and collection result is transferred to ground;
Flowmeter in f, down-hole power managing device 6 can also be monitored to full well water injection rate.
Downhole cable docking facilities male 7 is by cable 10, fishing head 11, weighted lever 12, adapter sleeve 13, contact conductive sleeve
14th, seal assembly 15, positioning head 16 are constituted, and wherein cable 10 is connected with the end of fishing head 11, the upper end of weighted lever 12 with salvage
First 11 screwed connection, the lower end of weighted lever 12 and the upper end screwed connection of adapter sleeve 13, the lower end of adapter sleeve 13 connects with the screw thread of positioning head 16
Connect, seal assembly 15 is stuck between adapter sleeve 13 and positioning head 16, contact conductive sleeve 14 is stuck in seal assembly 15;
Downhole cable docking facilities parent 1 is by top connection 17, upper pressing cap 18, upper joint sleeve 19, docking facilities main body 20, bridge-type
Passage 21, contact conductive sleeve 22, lock ball 23, base 24, lower joint sleeve 25, spring 26, lower contact 27 are constituted, wherein upper joint sleeve
19 upper ends and the screwed connection of top connection 17, the lower end of upper joint sleeve 19 and the screwed connection of docking facilities main body 20, docking facilities main body
20 upper ends and the screwed connection of upper pressing cap 18, the lower end of docking facilities main body 20 and the screwed connection of base 24, contact conductive sleeve 22 are stuck in
Between upper pressing cap 18 and base 24, the groove that base 24 is opened is put into lock ball 23 and spring 26, the upper end of lower joint sleeve 25 and docking facilities
The screwed connection of main body 20, the lower end of lower joint sleeve 25 and the screwed connection of lower contact 27;
The draw-in groove of the positioning head 16 in downhole cable docking facilities male 7 locks 23 with the ball in downhole cable docking facilities parent 1
Mating connection
Down-hole power managing device 6 is by top connection 28, upper joint sleeve 29, flowmeter 30, central tube 31, control circuit 32, shell
Body 33, main body 34, battery pack 35, lower joint sleeve 36, lower contact 37 are constituted, and wherein upper joint sleeve 29 connects with the screw thread of top connection 28
Connect, 30 sets of flowmeter and the screwed connection of central tube 31, the upper end of housing 33 is threadedly coupled with upper joint sleeve 29, the lower end of housing 33 and master
The outside screw of body 34 is connected, and control circuit 32 is placed between the top of main body 34 and central tube 31, and battery pack 35 is threaded in master
On body 34, the upper end of lower joint sleeve 36 is threadedly coupled with main body 34, and the lower end of lower joint sleeve 36 is threadedly coupled with lower contact 37.
Underground self-generating device 8 be by wire rope socket 38, water inlet 39, upper joint sleeve 40,
Turbine blade 41, delivery port 42, central shaft 43, upper shell 44, rotor 45, stator 46, lower house 47, control output circuit
48th, lower joint sleeve 49, end 50 are constituted;Wherein wire rope socket 38 is connected with upper joint sleeve 40, and turbine blade 41 is located by connecting
On central shaft 43, upper joint sleeve 40 is provided with water inlet 39 and delivery port 42, and rotor 45 is connected with the bottom of central shaft 43, stator 46
Upper shell 44 is fixed on, control output circuit 48 is fixed on lower house 47, upper joint sleeve 40 is sealed with the screw thread of upper shell 44 and connected
Connect, upper shell 44 is tightly connected with the screw thread of lower house 47, the sealing of lower house 47 and the screw thread of lower joint sleeve 49 is connected, end 50 and
Lower joint sleeve 49 is connected.
Claims (1)
1. the self power generation of preset cable shaft underground and cable butting technique, the technique are realized by following device:It is by well
Lower cable butt joint device parent(1), cable(2), intelligent watering device(3), cable-passing packer(4), ball seat(5), down-hole power
Managing device(6), downhole cable docking facilities male(7), underground self-generating device(8)And oil pipe(9)Composition;Wherein oil pipe
(9)Lower end and downhole cable docking facilities parent(1)It is connected, downhole cable docking facilities parent(1)Outside by oil pipe and oil pipe
The cable of wall(2)It is sequentially connected down-hole power managing device(6), multiple cable-passing packers(4), multiple intelligent watering devices(3)
And ball seat(5);Oil pipe inner cable(2)It is sequentially connected underground self-generating device(8)With downhole cable docking facilities male(7);Its
It is characterised by, the technique is through the following steps that to realize:
A, first successively by ball seat(5), multiple intelligent watering devices(3), multiple cable-passing packers(4), down-hole power management dress
Put(6), downhole cable docking facilities parent(1)By oil pipe(9)It is attached, the cable of oil-pipe external wall(2)Also by underground electricity
Cable docking facilities parent(1), down-hole power managing device(6)With intelligent watering device(3)Connect, be lowered into desired depth;
B, secondly from oil pipe(9)Suppress, discharge cable-passing packer(4), then detect cable-passing packer(4)Off-position is correct
Afterwards, cable-passing packer(4)Set completion;
C, oil pipe inner cable(2)It is sequentially connected underground self-generating device(8)With downhole cable docking facilities male(7), under enter oil
Guan Zhong, reaches downhole cable docking facilities male after projected depth(7)With downhole cable docking facilities parent(1)Complete docking;
D, water filling work start, and injection water promotes underground self-generating device(8)In turbine rotation, rotor driven cutting magnetic line
Generate electricity;Using downhole cable docking facilities male(7)With downhole cable docking facilities parent(1)The cable being docked and connected is by underground
Self-generating device(8)The electric energy for sending sends down-hole power managing device to(6)Battery pack in store;
E, down-hole power managing device(6)Stabilization is each interval intelligent watering device(3)Electric power, each interval intelligent watering device are provided
(3)Water injection pressure monitoring, the flow monitoring of individual layer are can be carried out, and collection result is transferred to ground;
F, down-hole power managing device(6)In flowmeter full well water injection rate can be also monitored.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611128713.1A CN106761455B (en) | 2016-12-09 | 2016-12-09 | The self power generation of preset cable shaft underground and cable butting technique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611128713.1A CN106761455B (en) | 2016-12-09 | 2016-12-09 | The self power generation of preset cable shaft underground and cable butting technique |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106761455A true CN106761455A (en) | 2017-05-31 |
CN106761455B CN106761455B (en) | 2018-08-17 |
Family
ID=58874954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611128713.1A Active CN106761455B (en) | 2016-12-09 | 2016-12-09 | The self power generation of preset cable shaft underground and cable butting technique |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106761455B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109372480A (en) * | 2018-05-23 | 2019-02-22 | 中国石油化工股份有限公司 | A kind of movable down-hole electric generating apparatus of water injection well and method |
CN109707334A (en) * | 2019-01-21 | 2019-05-03 | 中国石油天然气股份有限公司 | A kind of water injection well intelligently dispensed electric cable wellhead sealing device |
CN110284877A (en) * | 2019-05-25 | 2019-09-27 | 中国海洋石油集团有限公司 | A kind of underground permanent setting type dynamic monitoring device and monitoring method |
CN110644932A (en) * | 2018-06-26 | 2020-01-03 | 中国石油天然气股份有限公司 | Oil pipe structure and method for testing cable to enter well |
CN111255386A (en) * | 2020-01-15 | 2020-06-09 | 大庆黑帝庙稠油试采技术开发有限公司 | Horizontal well segmented oil production process pipe column |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3753206A (en) * | 1971-12-09 | 1973-08-14 | Trw Inc | Electrical connector with coaxial contacts |
US4494602A (en) * | 1982-01-14 | 1985-01-22 | Societe Nationale Elf Aquitaine (Production) | Electrical connection device for an underwater well head |
CN2184995Y (en) * | 1993-08-26 | 1994-12-07 | 胜利石油管理局采油工艺研究院 | Cable connector |
CN101055982A (en) * | 2007-03-16 | 2007-10-17 | 大庆油田有限责任公司 | A cable connection method and connection device for submersible electric pump well oil pipe |
CN102979487A (en) * | 2012-11-26 | 2013-03-20 | 中国石油天然气股份有限公司 | Water control process for preset cable of horizontal well |
CN104343405A (en) * | 2013-07-29 | 2015-02-11 | 中国石油天然气股份有限公司 | Circuit repeated releasing and butting process in oilfield underground |
CN104675388A (en) * | 2014-12-22 | 2015-06-03 | 中国石油天然气股份有限公司 | Layered-water-injection downhole wireless communication technology method |
CN204424860U (en) * | 2015-03-27 | 2015-06-24 | 田山 | Cable butting device under pump |
CN105098537A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well logging cable docking device and field application method |
CN106150394A (en) * | 2016-08-22 | 2016-11-23 | 中国石油天然气股份有限公司 | A kind of downhole oil pipe inner cable docking facilities |
-
2016
- 2016-12-09 CN CN201611128713.1A patent/CN106761455B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3753206A (en) * | 1971-12-09 | 1973-08-14 | Trw Inc | Electrical connector with coaxial contacts |
US4494602A (en) * | 1982-01-14 | 1985-01-22 | Societe Nationale Elf Aquitaine (Production) | Electrical connection device for an underwater well head |
CN2184995Y (en) * | 1993-08-26 | 1994-12-07 | 胜利石油管理局采油工艺研究院 | Cable connector |
CN101055982A (en) * | 2007-03-16 | 2007-10-17 | 大庆油田有限责任公司 | A cable connection method and connection device for submersible electric pump well oil pipe |
CN102979487A (en) * | 2012-11-26 | 2013-03-20 | 中国石油天然气股份有限公司 | Water control process for preset cable of horizontal well |
CN104343405A (en) * | 2013-07-29 | 2015-02-11 | 中国石油天然气股份有限公司 | Circuit repeated releasing and butting process in oilfield underground |
CN105098537A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well logging cable docking device and field application method |
CN104675388A (en) * | 2014-12-22 | 2015-06-03 | 中国石油天然气股份有限公司 | Layered-water-injection downhole wireless communication technology method |
CN204424860U (en) * | 2015-03-27 | 2015-06-24 | 田山 | Cable butting device under pump |
CN106150394A (en) * | 2016-08-22 | 2016-11-23 | 中国石油天然气股份有限公司 | A kind of downhole oil pipe inner cable docking facilities |
Non-Patent Citations (1)
Title |
---|
沙玉琢等: "一种单芯湿式接头对接工具的设计", 《石油仪器》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109372480A (en) * | 2018-05-23 | 2019-02-22 | 中国石油化工股份有限公司 | A kind of movable down-hole electric generating apparatus of water injection well and method |
CN110644932A (en) * | 2018-06-26 | 2020-01-03 | 中国石油天然气股份有限公司 | Oil pipe structure and method for testing cable to enter well |
CN109707334A (en) * | 2019-01-21 | 2019-05-03 | 中国石油天然气股份有限公司 | A kind of water injection well intelligently dispensed electric cable wellhead sealing device |
CN109707334B (en) * | 2019-01-21 | 2023-09-26 | 中国石油天然气股份有限公司 | Intelligent split injection cable wellhead sealing device for water injection well |
CN110284877A (en) * | 2019-05-25 | 2019-09-27 | 中国海洋石油集团有限公司 | A kind of underground permanent setting type dynamic monitoring device and monitoring method |
CN111255386A (en) * | 2020-01-15 | 2020-06-09 | 大庆黑帝庙稠油试采技术开发有限公司 | Horizontal well segmented oil production process pipe column |
Also Published As
Publication number | Publication date |
---|---|
CN106761455B (en) | 2018-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106761455B (en) | The self power generation of preset cable shaft underground and cable butting technique | |
US8511389B2 (en) | System and method for inductive signal and power transfer from ROV to in riser tools | |
CN107221792B (en) | A kind of built-in survey of tubing string for intelligent seperated layer water injection adjusts Automatic Link Establishment and method under cable shaft | |
CN100502186C (en) | A cable connection method and connection device for submersible electric pump well oil pipe | |
CN103924947B (en) | Hollow submersible motor underlying screw pump oil extraction device | |
CN107780850B (en) | A kind of method of cable built in coiled tubing | |
CN201018253Y (en) | Cable abutting joint device for oil-submersible electric pump well oil conduit | |
CN203351772U (en) | Self-tapping grounding borer | |
CN114687696A (en) | Hydraulic jet-based sleeve external forging milling tool and method | |
CN209448165U (en) | A kind of down-hole oil tube internally-powered cable butting device | |
CN113078515B (en) | Electric submersible screw pump for wet butt joint of cables | |
CN206022745U (en) | Electrodrill cable elasticity helps sealing structure | |
CN201843550U (en) | Through tubing operation system for pulling electric pump by steel wire | |
CN204098872U (en) | Electric immersible pump well tubing string and electric immersible pump well | |
CN104963645A (en) | Cable-passing wellhead used for intelligent separated water injection of cable | |
CN205944473U (en) | Electric drill utensil cable plug seal structure | |
CN206271959U (en) | A kind of single-core cable joint tool | |
CN106099423B (en) | Electrodrill cable plug sealing structure | |
CN113417608A (en) | Oil-submersible screw pump equipment convenient for tripping operation and operation method thereof | |
CN209603957U (en) | Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe | |
CN103174642A (en) | High-power stepping motor screw pump of single-core submersible cable | |
CN106099520A (en) | Electrodrill cable elasticity helps sealing structure | |
CN106099521B (en) | Electrodrill cable plug gum cover sealing structure | |
CN203516030U (en) | Non-metallic pipe oil-submersible screw pump oil production plant | |
CN206076604U (en) | Apply the sealing device in electrodrill cable plug |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |