CN205638438U - One-trip type multilayer oil testing selective production operation process pipe column - Google Patents
One-trip type multilayer oil testing selective production operation process pipe column Download PDFInfo
- Publication number
- CN205638438U CN205638438U CN201620402486.6U CN201620402486U CN205638438U CN 205638438 U CN205638438 U CN 205638438U CN 201620402486 U CN201620402486 U CN 201620402486U CN 205638438 U CN205638438 U CN 205638438U
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- Prior art keywords
- sliding sleeve
- switch
- tubing string
- repeatedly
- packer
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 239000004576 sand Substances 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000010842 industrial wastewater Substances 0.000 abstract description 2
- 239000010985 leather Substances 0.000 abstract description 2
- 238000009530 blood pressure measurement Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model discloses a formula multilayer formation testing selectivity operation technology tubular column of putting into production one time. The tubular column structure includes by the check valve that sets gradually from bottom to top, the sand control screen cloth, the bowling sliding sleeve of first repeatable switch, take the slips to support and adopt the compression packer of mechanical setting mode, first ball blocking device, the bowling sliding sleeve of second repeatable switch, first shear pin packer, second ball blocking device, the bowling sliding sleeve of third repeatable switch, second shear pin packer, can throw and drag for formula check valve blanking plug, pass and press and hold in the palm sand leather cup, hydraulic jet pump etc. all connect through oil pipe between the above-mentioned each part. The utility model discloses can use one time tubular column to carry out the layering oil testing more than two-layer, then the arbitrary one deck of selectivity input or several arbitrary layers, reduce the tubular column number of times down, reduce industrial waste water discharge, reduce the oil testing cost, shorten construction cycle, alleviate the operation to the influence of environment, reduce the influence of operation to the reservoir stratum.
Description
Technical field
This utility model relates to the process pipe string in a kind of oil-gas field development field, especially one can be with one
Plow tubing string and carry out multilamellar formation testing by layer, again can the selectivity any one layer of operation or the operation work of any several layers
Skill tubing string.
Background technology
Current prospect pit, the Oil testing technique of evaluation well have defined a set of ratio more completely connection and have tried
Oil test series, but existing Oil testing technique and instrument are still limited to for a certain certain layer position
Carry out Oil testing, for return under needing formation testing or on return the formation testing of straddle test, current technique is still
So there is defect.Carrying out multilamellar formation testing by layer selectivity operation technique with one-trip string is that Oil Test Technology is sent out
The main trend of exhibition.
Utility model content
Technical problem to be solved in the utility model is to provide an a kind of formula multilamellar formation testing selectivity and throws
Producing operation technique tubing string, carry out multilamellar formation testing by layer with one-trip string, complete alternative operation of formation testing is appointed
Anticipate one layer or any several layer.
For solving the problems referred to above, the technical solution adopted in the utility model is: a kind of formula multilamellar examination
Oil selectivity operation operation technique tubing string, including the ball-and-seat set gradually from down to up, sand control screen cloth,
Pitching sliding sleeve, band slips that first can switch repeatedly support and use machinery to set the compression packing of mode
Device, first block device, the second pitching sliding sleeve that can repeatedly switch, the first pin break type packer, second block
Device, the 3rd pitching sliding sleeve that can repeatedly switch, the second pin break type packer, throwing-dragging type unaflow valve blocking machine,
Pressure transmission torr rubber bowl, hydraulic jet pump, all connected by oil pipe between above-mentioned each parts.
Described ball-and-seat only allows the fluid in tubing string to formation flow.
Also include that the pitching sliding sleeve by can repeatedly switch puts into supporting multiple ball sealer, ball sealer energy
In the water of different PH the most degradable.
Described band slips supports and uses machinery to set the compression packer of mode, first cut off packing
Device, the second pin break type packer, hydraulic jet pump, throwing-dragging type unaflow valve blocking machine, pressure transmission torr rubber bowl
Minimum diameter be all higher than maximum ball sealer diameter.
First blocks, and pitching sliding sleeve minimum diameter that device minimum diameter and second can switch repeatedly is consistent；The
Two block, and pitching sliding sleeve minimum diameter that device minimum diameter and the 3rd can switch repeatedly is consistent.
The described pitching sliding sleeve minimum diameter that can repeatedly switch at different levels is sequentially reduced from bottom to top.
Inner wall surface in the undergauge section of device bottom of blocking is provided with multiple vertical groove, the position, top of groove
Surface at device inclined-plane of blocking.
The beneficial effects of the utility model are: available one-trip string carries out the above formation testing by layer of two-layer, so
The rear selectivity any one layer of operation or any several layer, reduced lower tubular column number of times, reduces industrial wastewater row
Put, reduce formation testing cost, shorten construction period, alleviate the operation impact on environment, reduce operation to storage
The impact of layer.Opening and closing sliding sleeve instrument only need to put into supporting ball sealer turn on pump and suppress, need not
Employing steel wire operation equipment, simple to operate, construction risk is little.
Accompanying drawing explanation
Fig. 1 is a time formula multilamellar formation testing selectivity operation operation technique tubular column structure signal of this utility model
Figure.
Fig. 2 is device structural representation of blocking.
In figure: 1, ball-and-seat；2, sand control screen cloth；3, the pitching sliding sleeve that first can switch repeatedly；4、
Support with slips and use machinery to set the compression packer of mode；5, first block device；6, second
The pitching sliding sleeve that can repeatedly switch；7, the first pin break type packer；8, second block device；9, the 3rd can
The pitching sliding sleeve repeatedly switched；10, the second pin break type packer；11, throwing-dragging type unaflow valve blocking machine；
12, torr rubber bowl；13, hydraulic jet pump；14, oil pipe；15, production string；16, groove.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings:
As shown in Figure 1, 2, one-trip string multilamellar formation testing by layer selectivity operation technique of the present utility model
Tubing string, can switch repeatedly including the ball-and-seat 1 set gradually from down to up, sand control screen cloth 2, first
Pitching sliding sleeve 3, band slips support and use machinery to set the compression packer 4 of mode, first block
Pitching sliding sleeve the 6, first pin break type packer 7 that device 5, second can switch repeatedly, second block device 8,
Pitching sliding sleeve the 9, second pin break type packer 10 that three can switch repeatedly, throwing-dragging type unaflow valve blocking machine 11,
Pressure transmission torr rubber bowl 12, hydraulic jet pump 13 etc., all connected by oil pipe 14 between above-mentioned each parts.
Ball-and-seat 1 allows the fluid in tubing string to formation flow.
Sand control screen cloth 2 can prevent from reservoir sand and ball sealer from falling on ball-and-seat 1 causing ball-and-seat 1 to close
The tightest.
The pitching sliding sleeve that opening and closing can switch repeatedly needs to put into supporting ball sealer in sliding sleeve also
Ball sealer is made to form forward pressure reduction up and down.The ball sealer used can be the most complete in the water of different PH
Degraded, degradation time length can pass through ball sealer uniform recipe design.
With slips support and use machinery set mode compression packer the 4, first pin break type packer 7,
Second pin break type packer 10, hydraulic jet pump 13, throwing-dragging type unaflow valve blocking machine 11, pressure transmission torr sand
The minimum diameter of leather cup 12 is all higher than maximum ball sealer diameter.
Device of blocking can block ball sealer, but can not stop flows downward.First blocks device 5
Pitching sliding sleeve 6 minimum diameter that minimum diameter and second can switch repeatedly is consistent；Second device 8 of blocking is minimum
Pitching sliding sleeve 9 minimum diameter that internal diameter and the 3rd can switch repeatedly is consistent.
When tubing string is gone into the well, the pitching sliding sleeve 3 that first can switch repeatedly is in opening, and second can be anti-
Pitching sliding sleeve 6 and the 3rd pitching sliding sleeve 9 that can repeatedly switch of multiple switch are closed.
The described pitching sliding sleeve minimum diameter that can repeatedly switch at different levels is sequentially reduced from bottom to top.
Described hydraulic jet pump 13 is in oil jacket connected state with tubing string during going into the well, and throws before discharge opeing
Enter water-jet pump core in pump barrel, then carry out hydraulic jet pump discharge opeing.
Throwing-dragging type unaflow valve blocking machine 11 is a disconnected cylinder of oil jacket, when needing to survey static pressure, throws
Enter the manometric unidirectional blanking plug of bottom belt in throwing-dragging type unaflow valve blocking machine 11, beaten by oil pipe
Pressure can realize underground and close well surveying static pressure.
Inner wall surface in the undergauge section of device bottom of blocking is provided with multiple vertical groove 16, groove 16
Top is positioned at the surface at device inclined-plane of blocking, it is simple to flows downward.
The structure of the pitching sliding sleeve 3 that first can switch repeatedly sees Chinese patent ZL201520769917.8,
For prior art.
Throwing-dragging type unaflow valve blocking machine 11 is a disconnected cylinder of oil jacket.Structure sees Chinese patent
ZL200720146949.8, for prior art.
Construction technology step of the present utility model is as follows:
A () tubular column structure as shown in Figure 1 will arrive precalculated position, set packer under axle-linked cable-car.
B () throws water-jet pump core in hydraulic jet pump 13 from oil pipe 14, enter " layer 1 to be tried "
Product is sought in row hydraulic jet pump discharge opeing, asks for production capacity, fluidity data.
C () asks product to terminate after, in throwing salvagable piezometer to throwing-dragging type unaflow valve blocking machine 11.Well
Mouth is suppressed, it is achieved underground shut-in pressure survey, asks for PRESSURE DATA.
D () pressure measurement terminates after, pull salvagable piezometer out with steel wire.
E () puts into the ball sealer supporting with the first pitching sliding sleeve 3 that can repeatedly switch in oil pipe 14,
Oil pipe is suppressed and is closed the first pitching sliding sleeve 3 that can repeatedly switch, and ball sealer is fallen on sand control screen cloth 2.
F () puts into the ball sealer supporting with the second pitching sliding sleeve 6 that can repeatedly switch in oil pipe 14,
Oil pipe is suppressed and is opened the second pitching sliding sleeve 6 that can repeatedly switch, and ball sealer is fallen first and blocked on device 5.
G () is repeated in step (b)～(d) and " layer 2 to be tried " is asked product, pressure measurement operation.Seal
Ball warp diminishes after degrading for a long time and falls on sand control screen cloth 2 or degradable disappearance.
H () puts into the ball sealer supporting with the second pitching sliding sleeve 6 that can repeatedly switch in oil pipe 14,
Oil pipe is suppressed and is closed the second pitching sliding sleeve 6 that can repeatedly switch, and ball sealer is fallen first and blocked on device 5.
I () puts into the ball sealer supporting with the 3rd pitching sliding sleeve 9 that can repeatedly switch in oil pipe 14,
Oil pipe is suppressed and is closed the 3rd pitching sliding sleeve 9 that can repeatedly switch, and ball sealer is fallen second and blocked on device 8.
J () is repeated in step (b)～(d) and " layer 3 to be tried " is asked product, pressure measurement operation.Seal
Ball warp diminishes after degrading for a long time and falls on sand control screen cloth 2 or degradable disappearance.
K () is repeated in step (h)～(j), (b)～(d) can carry out successively formation testing to follow-up formation testing layer.
After (l) last layer of formation testing, however, it is determined that this layer of not going into operation, then put into and can repeatedly switch
The supporting ball sealer of pitching sliding sleeve and suppress, close the pitching sliding sleeve that can repeatedly switch of last layer.
M () closing well waits that the degraded of last ball sealer diminishes and falls on sand control screen cloth 2 or degradable
Disappear.
N (), according to operation requirement, selects the ball sealer mated with " treating operation layer " sliding sleeve to put into oil pipe
In, the corresponding sliding sleeve of unlatching suppressed by oil pipe, goes into operation.
In sum, content of the present utility model is not limited to the above embodiments, in same area
Technical staff can propose other embodiment within technological guidance's thought of the present utility model, but this
Embodiment is included within the scope of this utility model.
Claims (7)
1. formula multilamellar formation testing selectivity operation operation technique tubing string, it is characterised in that include
The ball-and-seat (1) that sets gradually from down to up, sand control screen cloth (2), the first pitching that can repeatedly switch are sliding
Set (3), band slips support and use machinery to set the compression packer (4) of mode, first block device
(5) pitching sliding sleeve (6) that, second can switch repeatedly, the first pin break type packer (7), second block device
(8) pitching sliding sleeve (9) that, the 3rd can switch repeatedly, the second pin break type packer (10), dropping in and taking off type
Ball-and-seat blanking plug (11), pressure transmission torr rubber bowl (12), hydraulic jet pump (13), above-mentioned each parts
Between all by oil pipe (14) connect.
A formula multilamellar formation testing selectivity operation operation technique tubing string the most according to claim 1,
It is characterized in that, described ball-and-seat (1) only allows the fluid in tubing string to formation flow.
A formula multilamellar formation testing selectivity operation operation technique tubing string the most according to claim 1,
It is characterized in that, also include that the pitching sliding sleeve by can repeatedly switch puts into supporting multiple ball sealer, close
Blocking can be the most degradable in the water of different PH.
A formula multilamellar formation testing selectivity operation operation technique tubing string the most according to claim 3,
It is characterized in that, described band slips support and use machinery set the compression packer (4) of mode, the
One pin break type packer (7), the second pin break type packer (10), hydraulic jet pump (13), dropping in and taking off type
It is straight that ball-and-seat blanking plug (11), the minimum diameter of pressure transmission torr rubber bowl (12) are all higher than maximum ball sealer
Footpath.
A formula multilamellar formation testing selectivity operation operation technique tubing string the most according to claim 1,
It is characterized in that, first blocks pitching sliding sleeve (6) that device (5) minimum diameter and second can switch repeatedly
Minimum diameter is consistent；Second blocks pitching sliding sleeve (9) that device (8) minimum diameter and the 3rd can switch repeatedly
Minimum diameter is consistent.
A formula multilamellar formation testing selectivity operation operation technique tubing string the most according to claim 1,
It is characterized in that, the described pitching sliding sleeve minimum diameters that can repeatedly switch at different levels are sequentially reduced from bottom to top.
A formula multilamellar formation testing selectivity operation operation technique tubing string the most according to claim 1,
It is characterized in that, the inner wall surface in the undergauge section of device bottom of blocking is provided with multiple vertical groove (16),
The top of groove (16) is positioned at the surface at device inclined-plane of blocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402486.6U CN205638438U (en) | 2016-05-06 | 2016-05-06 | One-trip type multilayer oil testing selective production operation process pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402486.6U CN205638438U (en) | 2016-05-06 | 2016-05-06 | One-trip type multilayer oil testing selective production operation process pipe column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205638438U true CN205638438U (en) | 2016-10-12 |
Family
ID=57050366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620402486.6U Expired - Fee Related CN205638438U (en) | 2016-05-06 | 2016-05-06 | One-trip type multilayer oil testing selective production operation process pipe column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205638438U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822290A (en) * | 2016-05-06 | 2016-08-03 | 中国石油集团渤海钻探工程有限公司 | One-trip type multilayer oil testing selective production operation process pipe column |
| CN109653714A (en) * | 2017-10-11 | 2019-04-19 | 中国石油天然气股份有限公司 | Multilayer oil testing tubular column and oil testing method |
| CN112943138A (en) * | 2019-12-11 | 2021-06-11 | 中国石油天然气股份有限公司 | Sand supporting device |
-
2016
- 2016-05-06 CN CN201620402486.6U patent/CN205638438U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822290A (en) * | 2016-05-06 | 2016-08-03 | 中国石油集团渤海钻探工程有限公司 | One-trip type multilayer oil testing selective production operation process pipe column |
| CN109653714A (en) * | 2017-10-11 | 2019-04-19 | 中国石油天然气股份有限公司 | Multilayer oil testing tubular column and oil testing method |
| CN112943138A (en) * | 2019-12-11 | 2021-06-11 | 中国石油天然气股份有限公司 | Sand supporting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210803 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Address before: 300457 Tianjin Binhai New Area Development Zone Huanghai Road 106, Bohai Drilling Engineering Co., Ltd. science and Technology Development Office Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |