CN204941496U - Direct-reading digital intelligent separate-layer water injection process pipe column - Google Patents
Direct-reading digital intelligent separate-layer water injection process pipe column Download PDFInfo
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- CN204941496U CN204941496U CN201520641488.6U CN201520641488U CN204941496U CN 204941496 U CN204941496 U CN 204941496U CN 201520641488 U CN201520641488 U CN 201520641488U CN 204941496 U CN204941496 U CN 204941496U
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- oil pipe
- water injection
- cable
- pipe
- watering device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000002347 injection Methods 0.000 title claims abstract description 37
- 239000007924 injection Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims description 19
- 210000002445 nipple Anatomy 0.000 claims abstract description 23
- 238000005260 corrosion Methods 0.000 claims description 12
- 230000007797 corrosion Effects 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 230000002401 inhibitory effect Effects 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 10
- 238000011049 filling Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000269793 Cryothenia peninsulae Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of oil development, specifically provide a direct-reading digital intelligent separate layer water injection technology tubular column, double acting valve upper end is connected with first intelligent water injection mandrel through first oil pipe, first intelligent water injection mandrel upper end is connected with first cable packer through second oil pipe, first cable packer upper end is connected with second intelligent water injection mandrel through first nipple joint, second intelligent water injection mandrel upper end is connected with second cable packer through the second nipple joint, second cable packer is connected with third intelligent water injection mandrel through third oil pipe, third intelligent water injection mandrel upper end is connected with fourth oil pipe, first intelligent water injection mandrel, second intelligent water injection mandrel, third intelligent water injection mandrel connects the control system outside the earth meter through the cable electricity respectively. The utility model discloses not only can reach the water injection requirement of fine subdivision, have work safe and reliable moreover, easy operation, long service life's advantage.
Description
Technical field
The utility model belongs to technical field of petroleum extraction, is specifically related to a kind of direct-reacting digital intelligence layered water injection process pipe column.
Background technology
At present, in the process of separated-zone water infection oil field exploitation, due to the restriction by traditional handicraft tubular column structure, directional well is surveyed tune and is hampered that rate is high, tester falls well is frequent, testing seal about packer is difficult when hole deviation is larger, the level of digital of water filling is simultaneously low, water-injection station implements individual layer flow rate test allotment difficulty to dispensing well, is difficult to realize meticulous seperated layer water injection requirement.
Utility model content
The purpose of this utility model to overcome in prior art conventional tube cylinder in the process developed at separated-zone water infection oil field, directional well is surveyed tune and is hampered that rate is high, tester falls well is frequent, testing seal about packer is difficult when hole deviation is larger, water filling level of digital is low, water-injection station implements individual layer flow rate test allotment difficulty to dispensing well, is difficult to realize meticulous seperated layer water injection requirement problem.
For this reason, the utility model provides a kind of direct-reacting digital intelligence layered water injection process pipe column, double acting valve upper end is connected with the first intelligent watering device by the first oil pipe, first intelligent watering device upper end is connected with the first cable-passing packer by the second oil pipe, first cable-passing packer upper end is connected with the second intelligent watering device by the first pipe nipple, second intelligent watering device upper end is connected with the second cable-passing packer by the second pipe nipple, second cable-passing packer is connected with the 3rd intelligent watering device by the 3rd oil pipe, 3rd intelligent watering device upper end is connected with the 4th oil pipe, first intelligent watering device, second intelligent watering device, 3rd intelligent watering device is respectively by the control system of cable electrical connection ground off-balancesheet.
Described first oil pipe, the second oil pipe, the 3rd oil pipe, the 4th oil pipe are identical steel oil pipe, and this steel tube inner wall scribble corrosion-inhibiting coating.
Described first oil pipe, the second oil pipe, the 3rd oil pipe, the 4th oil pipe are identical stainless steel oil pipe.
Described cable is armored cable.
Described first pipe nipple, the second pipe nipple are identical pipe nipple.
the beneficial effects of the utility model:
1) data on flows is reached ground control system by cable by the utility model, by set-up of control system this layer of injection allocation amount on ground, by contrast delivery flow rate and injection allocation amount, water nozzle executing agency is instructed to regulate in real time, achieve meticulous seperated layer water injection requirement, improve operating efficiency; Simultaneously, the process pipe string of this structure eliminates lower wireline test allotment operation, improve water filling level of digital, realize implementing the allotment of individual layer flow rate test at water-injection station to dispensing well, realize the real-time teletransmissions of data such as flow, pressure, temperature, testing seal about packer to water-injection station, have developed direct-reacting digital intelligence seperated layer water injection down-hole kit, carrying out horizontal well in segments water filling to the later stage has important directive significance.
2) the utility model adopts the first oil pipe, the second oil pipe, the 3rd oil pipe, the 4th oil pipe are identical steel oil pipe, and this steel tube inner wall scribble corrosion-inhibiting coating.Not only peace turns and changes, and interchangeability is good, is convenient to maintenance, and fitting operation is simple, and makes this process pipe string have corrosion resistant effect due to the effect of corrosion-inhibiting coating, thus ensure that the security reliability of this process pipe string work.
3) the utility model adopts the first oil pipe, the second oil pipe, the 3rd oil pipe, the 4th oil pipe can be identical stainless steel oil pipe.Identical oil pipe is convenient to oil pipe peace and is turned replacing, interchangeability is good, be convenient to maintenance, fitting operation is simple, simultaneously owing to adopting the oil pipe of stainless steel material, can avoid due to etching problems such as getting rusty of bringing of working environment, make tubing string of the present utility model have corrosion resistant effect, add the application life of this tubing string, and stainless steel oil pipe good toughness, larger impact force can be born, ensure that the security reliability of this tubing string work.
4) cable that the utility model adopts is armored cable.This cable has better abrasion resistance, corrosion resistance, not only increases the application life of this tubing string work, and ensure that the security reliability of this tubing string work.
5) the utility model adopts the first pipe nipple, the second pipe nipple are identical pipe nipple.For this tubing string, be convenient to peace and turn replacing, interchangeability is good, and be convenient to maintenance, fitting operation is simple.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Description of reference numerals: 1, double acting valve; 2, the first intelligent watering device; 3, the first cable-passing packer; 4, the second intelligent watering device; 5, the second cable-passing packer; 6, the 3rd intelligent watering device; 7, cable; 8, ground controller; 9, computer; 10, the first oil pipe; 11, the second oil pipe; 12, the first pipe nipple; 13, the second pipe nipple; 14, the 3rd oil pipe; 15, the 4th oil pipe.
Detailed description of the invention
embodiment 1:
As shown in Figure 1, a kind of direct-reacting digital intelligence layered water injection process pipe column, double acting valve 1 upper end is connected with the first intelligent watering device 2 by the first oil pipe 10, first intelligent watering device 2 upper end is connected with the first cable-passing packer 3 by the second oil pipe 11, first cable-passing packer 3 upper end is connected with the second intelligent watering device 4 by the first pipe nipple 12, second intelligent watering device 4 upper end is connected with the second cable-passing packer 5 by the second pipe nipple 13, second cable-passing packer 5 is connected with the 3rd intelligent watering device 6 by the 3rd oil pipe 14, 3rd intelligent watering device 6 upper end is connected with the 4th oil pipe 15, 4th oil pipe 15 extends to pithead position, first intelligent watering device 2, second intelligent watering device 4, 3rd intelligent watering device 6 adopted cable connector connected mode to be electrically connected with cable 7 respectively, cable 7 passes through in packer 5 central tube simultaneously, draw from oil jacket annular space through wellhead tee joint, extend to earth's surface dispatch from foreign news agency connection control system.This control system is a ground controller controlled by computer 98, belong to prior art, by cable 7, data on flows is reached ground controller 8 during normal water filling, by set-up of control system this layer of injection allocation amount on ground, by contrast delivery flow rate and injection allocation amount, instruct water nozzle executing agency to regulate in real time, achieve meticulous seperated layer water injection requirement, improve operating efficiency; Simultaneously, the process pipe string of this structure eliminates lower wireline test allotment operation, improve water filling level of digital, realize implementing the allotment of individual layer flow rate test at water-injection station to dispensing well, realize the real-time teletransmissions of data such as flow, pressure, temperature, testing seal about packer to water-injection station, have developed direct-reacting digital intelligence seperated layer water injection down-hole kit, carrying out horizontal well in segments water filling to the later stage has important directive significance.
embodiment 2:
On the basis of embodiment 1, as shown in Figure 1, described first oil pipe 10, second oil pipe 11, the 3rd oil pipe 14, the 4th oil pipe 15 are identical steel oil pipe, and this steel tube inner wall scribble corrosion-inhibiting coating.Identical steel oil pipe is convenient to oil pipe peace and is turned replacing, interchangeability is good, be convenient to maintenance, fitting operation is simple, simultaneously owing to scribbling corrosion-inhibiting coating on this steel oil pipe (conventional steel oil pipe is the oil pipe of carbon steel material) inwall, make process pipe string of the present utility model have corrosion resistant effect, not only increase the application life of this tubing string, and ensure that the security reliability of this process pipe string work.
embodiment 3:
On the basis of embodiment 1, as shown in Figure 1, described first oil pipe 10, second oil pipe 11, the 3rd oil pipe 14, the 4th oil pipe 15 are identical stainless steel oil pipe.Identical oil pipe is convenient to oil pipe peace and is turned replacing, interchangeability is good, be convenient to maintenance, fitting operation is simple, simultaneously owing to adopting the oil pipe of stainless steel material, can avoid due to etching problems such as getting rusty of bringing of working environment, make tubing string of the present utility model have corrosion resistant effect, add the application life of this tubing string, and stainless steel oil pipe good toughness, larger impact force can be born, ensure that the security reliability of this tubing string work.
embodiment 4:
On the basis of embodiment 1, described cable 7 is armored cable.Under the working condition of this tubing string, this cable has better abrasion resistance, corrosion resistance, not only increases the application life of this tubing string work, and ensure that the security reliability of this tubing string work.In addition; circuit sealing protection setting is have also been devised for this tubing string; copper cone, pressure cap, high pressure is utilized to seal cable connector from the material such as adhesive tape, silicone grease; it is nothing leakage in 48 hours under indoor 60MPa pressure; equally; not only increase the application life of this tubing string work, and ensure that the security reliability of this tubing string work.
embodiment 5:
On the basis of embodiment 1, described first pipe nipple 12, second pipe nipple 13 is identical pipe nipple.For this tubing string, identical pipe nipple is convenient to peace and is turned replacing, and interchangeability is good, and be convenient to maintenance, fitting operation is simple.
in utility model works process:
1) also tubing string data are prepared in advance with reference to Fig. 1 (the utility model structural representation) successively connecting components, instrument.
2), well-flushing logical with drift size gauge tool also uses drift size gauge tool oil pipe to artificial bottom of a well.
3) completion tubular column under, requires that cable 7 and oil pipe are gone into the well with the speed sync speed limit of 5m/min.
4) under tubing string after design attitude, it is dark to carry out magnetic orientation well logging school, so that each parts, instrument is all down to design attitude.
5) be energized detecting instrument working condition, then carries out wellhead cable 7 and seal, then carry out the connection of land cable 7.
6) cementing truck just suppressing 8,10,14,16MPa, each voltage stabilizing 5min, set packer, observes slowly pressure release after cannula exit flooded conditions simultaneously.
7) connect ground controller 8 and power, connecting computer 9, carrying out various control and regulation operation.
More than exemplifying is only illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, everyly all belongs within protection domain of the present utility model with the same or analogous design of the utility model.The parts that the present embodiment does not describe in detail and structure belong to the well-known components of the industry and common structure or conventional means, do not describe one by one here.
Claims (5)
1. a direct-reacting digital intelligence layered water injection process pipe column, it is characterized in that: double acting valve (1) upper end is connected with the first intelligent watering device (2) by the first oil pipe (10), first intelligent watering device (2) upper end is connected with the first cable-passing packer (3) by the second oil pipe (11), first cable-passing packer (3) upper end is connected with the second intelligent watering device (4) by the first pipe nipple (12), second intelligent watering device (4) upper end is connected with the second cable-passing packer (5) by the second pipe nipple (13), second cable-passing packer (5) is connected with the 3rd intelligent watering device (6) by the 3rd oil pipe (14), 3rd intelligent watering device (6) upper end is connected with the 4th oil pipe (15), first intelligent watering device (2), second intelligent watering device (4), 3rd intelligent watering device (6) is respectively by the control system of cable (7) electrical connection ground off-balancesheet.
2. direct-reacting digital intelligence layered water injection process pipe column as claimed in claim 1, it is characterized in that: described first oil pipe (10), the second oil pipe (11), the 3rd oil pipe (14), the 4th oil pipe (15) are identical steel oil pipe, and this steel tube inner wall scribbles corrosion-inhibiting coating.
3. direct-reacting digital intelligence layered water injection process pipe column as claimed in claim 1, is characterized in that: described first oil pipe (10), the second oil pipe (11), the 3rd oil pipe (14), the 4th oil pipe (15) are identical stainless steel oil pipe.
4. direct-reacting digital intelligence layered water injection process pipe column as claimed in claim 2, is characterized in that: described cable (7) is armored cable.
5. direct-reacting digital intelligence layered water injection process pipe column as claimed in claim 1, is characterized in that: described first pipe nipple (12), the second pipe nipple (13) are identical pipe nipple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520641488.6U CN204941496U (en) | 2015-08-24 | 2015-08-24 | Direct-reading digital intelligent separate-layer water injection process pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520641488.6U CN204941496U (en) | 2015-08-24 | 2015-08-24 | Direct-reading digital intelligent separate-layer water injection process pipe column |
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| Publication Number | Publication Date |
|---|---|
| CN204941496U true CN204941496U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520641488.6U Active CN204941496U (en) | 2015-08-24 | 2015-08-24 | Direct-reading digital intelligent separate-layer water injection process pipe column |
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| CN (1) | CN204941496U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150460A (en) * | 2016-08-25 | 2016-11-23 | 中国石油天然气股份有限公司 | Water injection well layered measurement and adjustment process device and measurement and adjustment method thereof |
| CN109386266A (en) * | 2018-11-27 | 2019-02-26 | 中国石油天然气股份有限公司 | Cable-controlled intelligent layered water injection device system and construction process thereof |
| CN109958412A (en) * | 2018-12-25 | 2019-07-02 | 贵州航天凯山石油仪器有限公司 | A kind of underground relaying power supply unit |
| US10738779B2 (en) | 2016-07-14 | 2020-08-11 | Fujitsu General Limited | Rotary compressor |
-
2015
- 2015-08-24 CN CN201520641488.6U patent/CN204941496U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10738779B2 (en) | 2016-07-14 | 2020-08-11 | Fujitsu General Limited | Rotary compressor |
| CN106150460A (en) * | 2016-08-25 | 2016-11-23 | 中国石油天然气股份有限公司 | Water injection well layered measurement and adjustment process device and measurement and adjustment method thereof |
| CN109386266A (en) * | 2018-11-27 | 2019-02-26 | 中国石油天然气股份有限公司 | Cable-controlled intelligent layered water injection device system and construction process thereof |
| CN109958412A (en) * | 2018-12-25 | 2019-07-02 | 贵州航天凯山石油仪器有限公司 | A kind of underground relaying power supply unit |
| CN109958412B (en) * | 2018-12-25 | 2021-05-07 | 贵州航天凯山石油仪器有限公司 | Underground relay power supply device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |