CN107247320A - A kind of method that seabed armored optical cable steps on ocean platform - Google Patents
A kind of method that seabed armored optical cable steps on ocean platform Download PDFInfo
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- CN107247320A CN107247320A CN201710344593.7A CN201710344593A CN107247320A CN 107247320 A CN107247320 A CN 107247320A CN 201710344593 A CN201710344593 A CN 201710344593A CN 107247320 A CN107247320 A CN 107247320A
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- cable
- optical cable
- seabed
- armored optical
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
- G02B6/506—Underwater installation
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- Optics & Photonics (AREA)
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Abstract
The invention belongs to the field of submarine optical fiber cable, and in particular to a kind of method that seabed armored optical cable steps on ocean platform.Comprise the following steps：（1）The part armored optical cable in seabed is pulled to ship；（2）Then towing cable net is installed into the armored optical cable end being drawn out；（3）Then rope one end is connected with the pulling apparatus of operation on the sea, the other end is transferred to extra large cable pillar bottom；（4）Water will be then installed under the cable end of towing cable net to extra large cable pillar bottom position；（5）The rope ends of extra large cable pillar bottom position are connected with the towing cable net of cable end again；（6）Armored optical cable is finally climbed up into platform along extra large cable pillar drawing with pulling apparatus.The present invention not only solves problem when submarine optical fiber cable steps on platform, simultaneously effective avoids optical cable and is destroyed by extraneous load.The present invention is simple to operate, time saving and energy saving, solves processing problem of the seabed armored optical cable when stepping on platform.
Description
Technical field
The invention belongs to the field of submarine optical fiber cable, and in particular to a kind of method that seabed armored optical cable steps on ocean platform.
Background technology
Optical fiber sensing technology is started from the 1970s, continuing to develop with optical communication technique, optical fiber sensing technology
Application is also more and more extensive.It is a kind of using light wave as carrier, using optical fiber as medium, perceives and transmit the new of external information
Type sensing technology.Due to optical fiber have not charged, small volume, light weight, corrosion resistance strong, transmission range length, sensitivity it is high, can
Many advantages, such as surveying a variety of physical quantitys, optical fiber sensing technology military affairs, national defence, Aero-Space, industrial and mining enterprises, petroleum and petrochemical industry,
The fields such as energy environment protection, Industry Control, health care, metrology and measurement, building are widely applied.
One of physical quantity that temperature can be monitored as Distributed Optical Fiber Sensing Techniques, in terms of gas oil pipe leakage
Extensive use is arrived, because distributed sensing technology has many advantages, such as, such as：Not charged, positioning precision itself is high, anticorrosive energy
Power is strong etc., and the technology has obtained effective application in the monitoring leak from oil gas pipe of land.But relative to terrestrial environment, ocean
Environment is complicated and changeable, after fiber cable laying to seabed, and how optical cable steps on platform as key technique, therefore is badly in need of a kind of optical cable
Step on the processing method of ocean platform.
The content of the invention
The purpose of the present invention is that there is provided the side that a kind of seabed armored optical cable steps on ocean platform in view of the shortcomings of the prior art
Method.The present invention is not only solved lacks the problem that submarine optical fiber cable steps on platform technology in the prior art, simultaneously effective avoids light
Cable is destroyed by extraneous load.The present invention is simple to operate, time saving and energy saving, solves place of the seabed armored optical cable when stepping on platform
Manage problem.
To achieve the above object, the present invention is adopted the following technical scheme that：
The method that a kind of seabed armored optical cable of the present invention steps on ocean platform, comprises the following steps：
（1）The part armored optical cable in seabed is pulled to ship；
（2）Then towing cable net is installed into the armored optical cable end being drawn out；
（3）Then rope one end is connected with the pulling apparatus of operation on the sea, the other end is transferred to extra large cable at the top of extra large cable pillar
Pillar bottom；
（4）Water will be then installed under the cable end of towing cable net to extra large cable pillar bottom position；
（5）The rope ends of extra large cable pillar bottom position are connected with the towing cable net of cable end again；
（6）Finally with pulling apparatus, by armored optical cable, the drawing inside extra large cable pillar climbs up platform.
The seabed armored optical cable of the present invention is stepped in the method for ocean platform, because pulling apparatus pulling force is larger, while armouring
Optical cable can not bear larger torsion, therefore pull to ship in benthic division armored optical cable and step on flat along extra large cable pillar drawing
During platform, diver observes the precision that optical cable drawing situation ensures operation in seabed.Simultaneously can also be on pulling apparatus
Back-twist device is installed, to reduce the moment of torsion to armored optical cable.During towing cable net is installed, if towing cable net and optical cable
Between frictional force it is smaller, can be using iron wire etc. to optical cable in order to prevent that optical cable slides from towing cable net in traction process
Fastened with towing cable net.
Rope is being transferred at the top of extra large cable pillar to extra large cable pillar bottom, may be due to ocean current and marine growth etc.
Cause extra large cable pillar to block, extra large cable pillar can be dredged from extra large cable pillar top or top using instruments such as bamboo poles, with
Ensure that rope is smoothly transferred.
It will be provided with the cable end of towing cable net during water to extra large cable pillar bottom position, ship's staff can match somebody with somebody
Diver's decentralization optical cable is closed, to ensure that optical cable is smoothly transferred.In the rope ends and the towing cable of cable end of extra large cable pillar bottom position
Before net is connected, diver is cut off rope with the diver's knife that carry, and steel ball is separated with rope, then again by rope with dragging
Cable net is connected.
The seabed armored optical cable of the present invention is stepped in the method for ocean platform, and optical cable is to step on platform by extra large cable pillar drawing
, extra large cable pillar provides safety guarantee to optical cable, it is to avoid optical cable is influenceed by extraneous loads such as wind, wave, streams.
It is used as preferred technical scheme：
It is preferred that, step（1）In, the part armored optical cable in seabed is pulled to the big Yu Haiyang of drawing partial-length during to ship and put down
Platform height.
It is preferred that, step（1）In, the part armored optical cable in seabed is pulled to ship and gone forward, seabed armouring has been laid to sea
Bottom.
It is preferred that, step（1）In, seabed armored optical cable is pulled to boat deck.
It is preferred that, step（2）In, towing cable net will be installed after the armored optical cable end part seal being drawn out；Sealing is used
The conventional sealing means of submarine optical fiber cable, such as glue are sealed.
Step（2）In, the armored optical cable being drawn out is put aboard ship along 8-shaped.
It is preferred that, step（3）In, the method that the rope other end is transferred to extra large cable pillar bottom is：By the another of rope
End connection steel ball, the rope ends with steel ball are transferred to extra large cable pillar bottom from the top of extra large cable pillar；
Step（3）In, the pulling apparatus of the operation on the sea is specially winch on ship.
It is preferred that, step（5）In, the rope ends removing steel ball of extra large cable pillar bottom position, then with the towing cable of cable end
Net is connected.
It is preferred that, step（6）Armored optical cable is climbed up after platform, and armored optical cable is fixed on platform；
Step（6）Armored optical cable is climbed up after platform, and the armored optical cable in the range of 60 meters away from extra large cable pillar is compressed with briquetting.
The present invention has put cement briquetting on the optical cable of extra large cable pillar bottom, it is to avoid shadow of the optical cable by subsea current
Ring.
It is preferred that, the briquetting is cement briquetting.
It is preferred that, the optical fiber in the seabed armored optical cable is full distributed temperature sensing optical fiber, and it can be with real-time online
The leakage situation of submarine pipeline is monitored, and can be accurately positioned, positioning precision is that the safe operation of submarine pipeline is carried within 10 meters
Powerful guarantee is supplied.
Beneficial effect：
The seabed armored optical cable of the present invention is stepped in the method for ocean platform, and optical cable is to step on platform by extra large cable pillar drawing, sea
Cable pillar provides safety guarantee to optical cable, it is to avoid optical cable is influenceed by extraneous loads such as wind, wave, streams, while
On the optical cable of extra large cable pillar bottom cement briquetting is put, it is to avoid optical cable is influenceed by subsea current.
The method that the seabed armored optical cable of the present invention steps on ocean platform, not only solves difficulty when submarine optical fiber cable steps on platform
Topic, simultaneously effective avoids optical cable and is destroyed by extraneous load.The present invention is simple to operate, time saving and energy saving, solves seabed
Processing problem of the armored optical cable when stepping on platform.
The present invention utilizes Distributed Optical Fiber Sensing Techniques, it is possible to achieve to sea-bottom oil-gas pipeline real-time online and safely and effectively
Monitoring, the potential safety hazard of submarine pipeline can be substantially reduced, comprehensively improve failure emergency response capability, be marine oil gas field
Safety in production and environmental protection, which are provided, to be ensured, lifts economic and social value.
Brief description of the drawings
Fig. 1 for the present invention in optical cable is pulled to the schematic diagram to ship；
Fig. 2 pulls optical cable to the schematic diagram of ocean platform for the present invention's；
Wherein, 1- ships, 2- ropes, 3- armored optical cables, 4- winches, 5- extra large cable pillars.
Embodiment
The invention will be further elucidated with reference to specific embodiments.It should be understood that these embodiments are merely to illustrate this hair
Bright rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, art technology
Personnel can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Fixed scope.
Embodiment 1
As shown in accompanying drawing 1-2, it is the method that the seabed armored optical cable of the present invention steps on ocean platform, comprises the following steps：
（1）Diver carries the dive of rope 2 to optical cable position from ship, rope 2 is tied up on armored optical cable, ship's staff passes through
Part armored optical cable is pulled to ship 1 by the other end of rope 2, while diver's water outlet.
（2）Aboard ship 1 rope 2 is untied from armored optical cable 3, armored optical cable is put along 8-shaped, be easy to later stage armouring
Optical cable drawing steps on platform, while installing towing cable net in armored optical cable end.
（3）Rope one end is connected with winch on ship 4, the rope other end connects a steel ball, so as to smoothly by under rope
It is put into extra large cable pillar bottom；One people carries the rope with steel ball one end, is climbed up from boat deck at the top of platform to extra large cable pillar, and
By steel ball and rope from the decentralization of the top of extra large cable pillar 5 to the bottom of extra large cable pillar 5.
（4）Diver carries from ship is provided with the end of cable of towing cable net water to the bottom position of extra large cable pillar 5, together
When the armored optical cable 3 put on ship along 8-shaped is transferred in water according to diver's submerged depth, ship's staff；
（5）Diver reaches that the position of extra large cable pillar bottom 5 is postponed, and unties the steel ball of cable end, and rope is fixed on into towing cable net
Put.
（6）By winch on ship 4, optical cable is stepped on into ocean platform along extra large cable pillar drawing；In traction process, diver
Ocean platform situation is stepped in extra large cable pillar bottom position observation optical cable, it is ensured that optical cable is injury-free.
Embodiment 2
The method that the seabed armored optical cable of the present invention steps on ocean platform, comprises the following steps：
（1）Diver carries rope dive to optical cable position from ship, rope is tied up on optical cable, ship's staff is another by rope
One end pulls the part armored optical cable laid to seabed to boat deck, while diver's water outlet.By the part armour in seabed
The drawing partial-length that dress optical cable is pulled during to ship is more than ocean platform height.
（2）Aboard ship rope is untied from armored optical cable, optical cable is put along circle font, is easy to later stage optical cable drawing to step on
Platform, while installing towing cable net in armored optical cable end.Armored optical cable end is sealed using glue.
（3）Rope one end is connected with winch on ship, the rope other end connects an iron block, smoothly to transfer rope
To extra large cable pillar bottom；One people carries the rope with iron block one end, is climbed up from boat deck at the top of platform to extra large cable pillar, and will
Iron block and rope are transferred to extra large cable pillar bottom at the top of extra large cable pillar.
（4）Diver carries from ship is provided with the end of cable of towing cable net water to extra large cable pillar bottom position, together
When according to diver's submerged depth, the optical cable that ship's staff will put on ship along circle is transferred in water.
（5）Diver is reached after extra large cable pillar bottom position, unties the iron block of cable end, and rope is fixed on into towing cable
On net.
（6）By being twisted machine, optical cable is stepped on into platform along extra large cable pillar drawing；In traction process, diver is in extra large cable
Pillar bottom position observation optical cable steps on platform situation, it is ensured that optical cable is injury-free.
（7）Optical cable is stepped on after platform, and optical cable is fixed on platform, while on the optical cable of extra large cable pillar bottom appendix
Cement briquetting is put, the armored optical cable in the range of 60 meters away from extra large cable pillar is compressed with briquetting, to prevent ocean current to the shadow of optical cable
Ring.
Claims (10)
1. a kind of method that seabed armored optical cable steps on ocean platform, it is characterized in that, comprise the following steps：
（1）The part armored optical cable in seabed is pulled to ship；
（2）Then towing cable net is installed into the armored optical cable end being drawn out；
（3）Then rope one end is connected with the pulling apparatus of operation on the sea, the other end is transferred to extra large cable at the top of extra large cable pillar
Pillar bottom；
（4）Water will be then installed under the cable end of towing cable net to extra large cable pillar bottom position；
（5）The rope ends of extra large cable pillar bottom position are connected with the towing cable net of cable end again；
（6）Finally with pulling apparatus, by armored optical cable, the drawing inside extra large cable pillar climbs up platform.
2. the method that seabed armored optical cable according to claim 1 steps on ocean platform, it is characterised in that step（1）In, will
The drawing partial-length that the part armored optical cable in seabed is pulled during to ship is more than ocean platform height.
3. the method that seabed armored optical cable according to claim 1 steps on ocean platform, it is characterised in that step（1）In, will
The part armored optical cable in seabed, which is pulled to ship, is gone forward, and seabed armouring has been laid to seabed.
4. the method that ocean platform is stepped on according to any described seabed armored optical cables of claim 1-3, it is characterised in that step
（1）In, seabed armored optical cable is pulled to boat deck.
5. the method that seabed armored optical cable according to claim 1 steps on ocean platform, it is characterised in that step（2）In, will
Towing cable net is installed after the armored optical cable end part seal being drawn out；
Step（2）In, the armored optical cable being drawn out is put aboard ship along 8-shaped.
6. the method that seabed armored optical cable according to claim 1 steps on ocean platform, it is characterised in that step（3）In, will
The method that the rope other end is transferred to extra large cable pillar bottom is：The other end of rope is connected into steel ball, by the rope with steel ball
Transferred from the top of extra large cable pillar to extra large cable pillar bottom at end；
Step（3）In, the pulling apparatus of the operation on the sea is specially winch on ship.
7. the method that seabed armored optical cable according to claim 6 steps on ocean platform, it is characterised in that step（5）In, sea
The rope ends removing steel ball of cable pillar bottom position, is then connected with the towing cable net of cable end.
8. the method that seabed armored optical cable according to claim 1 steps on ocean platform, it is characterised in that step（6）Armouring
Optical cable is climbed up after platform, and armored optical cable is fixed on platform；
Step（6）Armored optical cable is climbed up after platform, and the armored optical cable in the range of 60 meters away from extra large cable pillar is compressed with briquetting.
9. the method that seabed armored optical cable according to claim 8 steps on ocean platform, it is characterised in that the briquetting is water
Mud briquetting.
10. the method that seabed armored optical cable according to claim 1 steps on ocean platform, it is characterised in that the seabed armour
It is full distributed temperature sensing optical fiber to fill the optical fiber in optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344593.7A CN107247320A (en) | 2017-05-16 | 2017-05-16 | A kind of method that seabed armored optical cable steps on ocean platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344593.7A CN107247320A (en) | 2017-05-16 | 2017-05-16 | A kind of method that seabed armored optical cable steps on ocean platform |
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| Publication Number | Publication Date |
|---|---|
| CN107247320A true CN107247320A (en) | 2017-10-13 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710344593.7A Withdrawn CN107247320A (en) | 2017-05-16 | 2017-05-16 | A kind of method that seabed armored optical cable steps on ocean platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113748470A (en) * | 2019-06-13 | 2021-12-03 | 日本电气株式会社 | Landing cable and partial landing cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2624491Y (en) * | 2003-04-11 | 2004-07-07 | 李志刚 | Casing type cement pressure pad for submarine line |
| CN102332695A (en) * | 2011-08-31 | 2012-01-25 | 中国海洋石油总公司 | Lifting method of submarine cable terminal landing platform |
| CN104092153A (en) * | 2014-07-29 | 2014-10-08 | 中国海洋石油总公司 | Method for allowing plurality of submarine cables to penetrate through same J-shaped pipe |
-
2017
- 2017-05-16 CN CN201710344593.7A patent/CN107247320A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2624491Y (en) * | 2003-04-11 | 2004-07-07 | 李志刚 | Casing type cement pressure pad for submarine line |
| CN102332695A (en) * | 2011-08-31 | 2012-01-25 | 中国海洋石油总公司 | Lifting method of submarine cable terminal landing platform |
| CN104092153A (en) * | 2014-07-29 | 2014-10-08 | 中国海洋石油总公司 | Method for allowing plurality of submarine cables to penetrate through same J-shaped pipe |
Non-Patent Citations (1)
| Title |
|---|
| 戴国华 等: "海底管道光纤传感安全监测系统设计与应用", 《中国海上油气》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113748470A (en) * | 2019-06-13 | 2021-12-03 | 日本电气株式会社 | Landing cable and partial landing cable |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171013 |
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| WW01 | Invention patent application withdrawn after publication |