CN108049835B - Marine drilling platform fly-over wire operating system - Google Patents
Marine drilling platform fly-over wire operating system Download PDFInfo
- Publication number
- CN108049835B CN108049835B CN201711311291.6A CN201711311291A CN108049835B CN 108049835 B CN108049835 B CN 108049835B CN 201711311291 A CN201711311291 A CN 201711311291A CN 108049835 B CN108049835 B CN 108049835B
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- Prior art keywords
- steel wire
- drilling
- platform
- pulley
- blowout preventer
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- 238000005553 drilling Methods 0.000 title claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 91
- 239000010959 steel Substances 0.000 claims abstract description 91
- 241000191291 Abies alba Species 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims 2
- 238000011161 development Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/14—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells
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- 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)
- Earth Drilling (AREA)
Abstract
The invention discloses a three-dimensional crossing steel wire operation system of an offshore drilling platform, which comprises a derrick, a drill floor, a drilling riser pipe, a steel wire blowout preventer, a Christmas tree, a drilling blowout preventer, a steel wire rope, a steel wire winch, a diesel engine and a small wellhead platform, wherein the Christmas tree is installed on the small wellhead platform, the Christmas tree is installed on the small wellhead platform and is provided with an operation scaffold, the upper part of the Christmas tree is sequentially connected with the steel wire blowout preventer, the steel wire riser pipe and a steel wire top pulley, the bottom of the drill floor is provided with a hoisting point, and the upper end part of the steel wire top pulley is connected with the hoisting point through a hoisting rope; one end of the steel wire rope penetrates through the steel wire top pulley to be connected with the steel wire lifting pipe and the steel wire blowout preventer, and the other end of the steel wire rope penetrates through the steel wire ground pulley to be connected with the steel wire winch. According to the invention, the drilling wellhead is successfully avoided by selecting the proper high-altitude hoisting point on the drilling platform, so that the drilling operation of the drilling machine is realized, and meanwhile, the wellhead platform performs steel wire operation, thereby greatly reducing the occupied drilling machine operation time and improving the operation timeliness.
Description
Technical Field
The invention relates to a method for operating a three-dimensional crossed steel wire of an offshore drilling platform, in particular to a method for realizing the crossed steel wire operation of the offshore drilling platform when the offshore drilling platform operates on a wellhead small platform without an upper production module.
Background
The steel wire operation is widely applied to well completion, well workover and test operation of offshore oil and gas fields, and is the most direct, effective, simple and convenient method for realizing production and production processes of offshore oil and gas fields.
At present, due to various reasons such as construction period arrangement and the like, in offshore oil field development, a part of oil fields are selected to be drilled and completed on a small wellhead platform without an upper production module, and then the upper production module is installed for production. Because the small platform of well head does not have the production mould in upper portion, the space is narrow and small, does not have effective deck and the space that is fit for the operation, need occupy the rig floor usually and carry out the steel wire operation.
For cluster well development projects with a large number of development wells and a large number of steel wire passes, a drill floor is occupied for steel wire operation, although the cluster well development projects are easy to implement and wide in operation space, the operation period is long, the completion time of the project is delayed, and meanwhile, the production time is delayed, the yield loss is large, and the investment cost is high.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the marine drilling platform stereo-crossing steel wire operation system which can simultaneously perform drilling operation of a drilling machine and steel wire operation of a wellhead platform, reduce the occupied drilling machine operation time, improve the single-well operation time efficiency, save the single-well operation cost and reduce the oil field development cost.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an ocean drilling platform flyover crossing steel wire operating system, including the derrick, the rig floor, the well drilling is raised the pipe, the steel wire preventer, the production tree, the well drilling preventer, steel wire day pulley, wire rope, the steel wire winch, diesel engine and well head platform, derrick fixed mounting is at the rig floor, it is connected through well drilling raising pipe and well drilling preventer between well head platform and the rig floor, be connected with cantilever beam upper deck and cantilever beam lower deck on the rig floor, the steel wire winch, the diesel engine is installed under the cantilever beam on the deck, the steel wire winch is by diesel engine drive, its characterized in that: the Christmas tree is installed on the small wellhead platform, an operation scaffold is built on the periphery of the Christmas tree, a steel wire blowout preventer, a steel wire lifting pipe and a steel wire top pulley are sequentially connected to the upper portion of the Christmas tree, a lifting point is arranged at the bottom of the drill floor, the upper end portion of the steel wire top pulley is connected with the lifting point through a lifting rope, one end of the steel wire penetrates through the steel wire top pulley to be connected with the steel wire lifting pipe and the steel wire blowout preventer, and the other end of the steel wire penetrates through a steel wire ground pulley installed on the operation scaffold to be connected with a steel wire winch.
Furthermore, the operation scaffold is built by high-strength steel pipes, and the height of the operation scaffold is consistent with that of the Christmas tree cap. An escalator is further arranged between the wellhead small platform and the cantilever beam lower deck.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. the drilling well head is successfully avoided by selecting a proper high-altitude hoisting point on the drilling platform, so that the drilling operation of the drilling machine is realized, and meanwhile, the well head platform performs steel wire operation, so that three-dimensional crossing in space and simultaneous operation in time are realized. Greatly reducing the occupied operation time of the drilling machine, improving the single-well operation timeliness and reducing the operation cost.
2. Under the condition of no production platform, by adopting the system provided by the invention, the large-span hoisting can be realized by mutually matching a plurality of winches and cantilever beam cranes. The cross steel wire operation of the offshore drilling platform on the wellhead small platform without the upper production module is realized.
3. By adopting the vertical crossing steel wire operation system, the construction period of a drill floor can be saved by 3 days for a single well, and the investment cost of oil field development is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1. the device comprises a derrick, 2, a drill floor, 3, a drilling lifting pipe, 4, a steel wire lifting pipe, 5, a steel wire blowout preventer, 6, a wellhead Christmas tree, 7, an operation scaffold, 8, a drilling blowout preventer, 9, other wellheads of a cluster well, 10, hoisting points, 11, a cantilever beam upper deck, 12, a steel wire skyscraper, 13, a steel wire rope, 14, a steel wire winch, 15, a diesel engine, 16, an escalator, 17, a cantilever beam lower deck, 18, a guide pulley, 19 and a wellhead small platform.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in figure 1, the ocean drilling platform stereoscopic crossing steel wire operating system comprises a derrick 1, a drill floor 2, a drilling lifting pipe 3, a steel wire lifting pipe 4, a steel wire blowout preventer 5, a Christmas tree 6, a drilling blowout preventer 8, a steel wire crown block 12, a steel wire rope 13, a steel wire winch 14, a diesel engine 15 and a small wellhead platform 19, wherein the derrick 1 is fixedly installed on the drill floor 2, the small wellhead platform 19 is connected with the drill floor 2 through the drilling lifting pipe 3 and the drilling blowout preventer 8, a cantilever beam upper deck 11 and a cantilever beam lower deck 17 are connected to the drill floor 2, the steel wire winch 14 and the diesel engine 15 are installed on the cantilever beam lower deck 17, and the steel wire winch 14 is driven by the diesel engine 15. The Christmas tree 6 is installed on the small wellhead platform 19, an operation scaffold 7 is built on the periphery of the Christmas tree 6, the upper portion of the Christmas tree 6 is sequentially connected with a steel wire blowout preventer 5, a steel wire lifting pipe 4 and a steel wire top pulley 12, a lifting point 10 is arranged at the bottom of the drill floor 2, the upper end portion of the steel wire top pulley 12 is connected with the lifting point 10 through a lifting rope 20, one end of a steel wire rope 13 penetrates through the steel wire top pulley 12 to be connected with the steel wire lifting pipe 4 and the steel wire blowout preventer 5, and the other end of the steel wire rope penetrates through a steel wire ground pulley 18 installed on the operation scaffold to be connected with a steel wire winch.
Further, the operation scaffold 7 is constructed by high-strength steel pipes, and the height of the operation scaffold is consistent with that of the Christmas tree cap.
Further, an escalator 16 is arranged between the wellhead small platform 19 and the cantilever beam lower deck 17.
In the invention, the high lifting point 10 is connected with the steel wire lifting pipe 4 through a steel wire rope, thereby playing a role of stabilizing the lifting pipe. The packing box is connected to the top of the lifting pipe 4 to form dynamic seal during operation. The built operation scaffold 7 can provide a working platform for operators. The steel wire blowout preventer 5 can realize temporary well shut-in under the condition of not damaging the steel wire, and the operation safety is ensured.
When the marine drilling platform stereo-crossing steel wire operation system is applied, a drilling wellhead is successfully avoided by selecting a proper high-altitude hoisting point on the drilling platform, so that the drilling operation of a drilling machine is realized, the wellhead platform performs steel wire operation, the spatial three-dimensional crossing and time simultaneous operation are realized, and the operations of plugging, setting and the like are realized. Greatly reduces the time of occupying the drilling machine and improves the single-well operation time efficiency and the operation cost.
While the embodiments of the present invention have been described in connection with the accompanying drawings, the present invention is not limited to the above-described embodiments, which are intended to be illustrative rather than limiting, and it will be apparent to those of ordinary skill in the art in light of the teachings of the present invention that numerous modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (3)
1. The utility model provides an ocean drilling platform flyover crossing steel wire operating system, including derrick (1), rig floor (2), well drilling uplift pipe (3), steel wire uplift pipe (4), steel wire preventer (5), production tree (6), well drilling preventer (8), steel wire day pulley (12), wire rope (13), wire winch (14), diesel engine (15) and well head small platform (19), derrick (1) fixed mounting is in rig floor (2), be connected through well drilling uplift pipe (3) and well drilling preventer (8) between well head small platform (19) and rig floor (2), be connected with cantilever beam upper deck (11) and cantilever beam lower deck (17) on rig floor (2), wire winch (14), diesel engine (15) are installed on cantilever beam lower deck (17), wire winch (14) are driven by diesel engine (15), its characterized in that: the production tree (6) is installed on a small wellhead platform (19) and an operation scaffold (7) is built on the periphery of the production tree (6), a steel wire blowout preventer (5), a steel wire lifting pipe (4) and a steel wire top pulley (12) are sequentially connected to the upper portion of the production tree (6), a lifting point (10) is arranged at the bottom of the drill floor (2), the upper end portion of the steel wire top pulley (12) is connected with the lifting point (10) through a lifting rope (20), a steel wire rope (13) is arranged, one end of the steel wire top pulley (12) is connected with the steel wire lifting pipe (4) and the steel wire blowout preventer (5), and the other end of the steel wire top pulley (12) penetrates through a steel wire ground pulley (18) installed on the operation scaffold and is connected with a.
2. The marine drilling platform grade separation wire operating system of claim 1, wherein: the operation scaffold (7) is built by high-strength steel pipes, and the height of the operation scaffold is consistent with that of the Christmas tree cap.
3. The marine drilling platform grade separation wire operating system of claim 1 or 2, wherein: an escalator (16) is arranged between the wellhead small platform (19) and the cantilever beam lower deck (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311291.6A CN108049835B (en) | 2017-12-11 | 2017-12-11 | Marine drilling platform fly-over wire operating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311291.6A CN108049835B (en) | 2017-12-11 | 2017-12-11 | Marine drilling platform fly-over wire operating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108049835A CN108049835A (en) | 2018-05-18 |
| CN108049835B true CN108049835B (en) | 2020-01-24 |
Family
ID=62123716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711311291.6A Active CN108049835B (en) | 2017-12-11 | 2017-12-11 | Marine drilling platform fly-over wire operating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108049835B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043208B (en) * | 2019-03-28 | 2021-03-26 | 胜利油田畅海石油技术有限公司 | Pulse neutron oxygen activation water absorption profile testing device in offshore platform and construction process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0945587A1 (en) * | 1998-03-27 | 1999-09-29 | Single Buoy Moorings Inc. | Riser tensioning construction |
| CN101575940A (en) * | 2009-04-10 | 2009-11-11 | 中国石油集团海洋工程有限公司 | Drilling operation method by utilizing dual drill drilling system |
| CN103119239A (en) * | 2010-09-13 | 2013-05-22 | 克里斯托弗·马格努森 | Multi-operational multi-drilling system |
| CN104763333A (en) * | 2015-04-01 | 2015-07-08 | 中国海洋石油总公司 | Drilling system and method based on subsea pump pressure control |
| CN105401905A (en) * | 2015-11-26 | 2016-03-16 | 中国海洋石油总公司 | Wellhead blowout preventing device and wellhead blowout prevention method for high-temperature steel wire operation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0803619B1 (en) * | 2008-09-19 | 2018-06-12 | Petroleo Brasileiro S.A. - Petrobras | SIMULTANEOUS IMPLEMENTATION SYSTEM FOR MARINE PROBE OPERATION AND METHOD |
-
2017
- 2017-12-11 CN CN201711311291.6A patent/CN108049835B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0945587A1 (en) * | 1998-03-27 | 1999-09-29 | Single Buoy Moorings Inc. | Riser tensioning construction |
| CN101575940A (en) * | 2009-04-10 | 2009-11-11 | 中国石油集团海洋工程有限公司 | Drilling operation method by utilizing dual drill drilling system |
| CN103119239A (en) * | 2010-09-13 | 2013-05-22 | 克里斯托弗·马格努森 | Multi-operational multi-drilling system |
| CN104763333A (en) * | 2015-04-01 | 2015-07-08 | 中国海洋石油总公司 | Drilling system and method based on subsea pump pressure control |
| CN105401905A (en) * | 2015-11-26 | 2016-03-16 | 中国海洋石油总公司 | Wellhead blowout preventing device and wellhead blowout prevention method for high-temperature steel wire operation |
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| Publication number | Publication date |
|---|---|
| CN108049835A (en) | 2018-05-18 |
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