CN107235121B - A kind of monitoring device and installation method based on sound transmission tension leg VIV - Google Patents
A kind of monitoring device and installation method based on sound transmission tension leg VIV Download PDFInfo
- Publication number
- CN107235121B CN107235121B CN201710297755.6A CN201710297755A CN107235121B CN 107235121 B CN107235121 B CN 107235121B CN 201710297755 A CN201710297755 A CN 201710297755A CN 107235121 B CN107235121 B CN 107235121B
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- sleeve
- power supply
- storehouse
- aperture
- tension leg
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
- B63B21/502—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers by means of tension legs
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
A kind of monitoring device and installation method based on sound transmission tension leg VIV.Belong to the underwater installation, data transmission and the underwater technical field for replacing power supply of tension leg VIV sensor.The task of the characteristics of sound transmission is successfully utilized in this monitoring device based on sound transmission tension leg VIV completion deep water sensor data transmission, the integrated real-time that ensure that sensing data of acoustic transmission system and sensor, it ensure that the real-time of the health monitoring of tension leg structure simultaneously, tension leg VIV is analyzed in real time, structural damage is carried out implementing to assess to provide possibility.Underwater replaceable big power supply device ensure that the power consumption demand of sensor and acoustic transmission system, and the replacement of underwater power source is convenient and efficient, underwater robot is facilitated to install, improve the shortcomings that previous self-tolerant regular sensor is salvaged, substantially reduce the data break phase, it is provided safeguard for data acquisition and transmission, and guarantees the stability and reliability of data acquisition.Preferably complete the monitoring and analysis of tension leg VIV.
Description
Technical field
The present invention relates to a kind of monitoring devices and installation method based on sound transmission tension leg VIV.Belong to tension leg VIV biography
Underwater installation, data transmission and the underwater technical field for replacing power supply of sensor.
Background technique
Tension leg is the main bearing structure of ocean tension leg platform (TLP).Act on wave, ocean current, the typhoon etc. on floating body
Environmental load and wave and the ocean current load being applied on tension leg, so that the effect of tension leg load is extremely complex, tension leg
Safety of structure is needed to pay special attention to by very big challenge, the VIV phenomenon of tension leg.The long-term oscillating load of tension leg has can
It can lead to tension leg fatigue destruction.Therefore, in order to which the design to tension leg provides information, so that it is guaranteed that tension leg
It works normally, is badly in need of carrying out field monitoring to tension leg VIV in production.
Corresponding sensor, such as inclinator, accelerometer are arranged on tension leg to the monitoring needs of tension leg.But
Sensor is installed under water, and ensures sensor energy real-time Transmission monitoring data, while wanting to replace power supply in deep water
It is a very difficult thing.Method using the sound transmission and sensor integration is a novel method, while utilizing oil
It is a very cleverly design method that dielectric insulation and oil medium density, which are less than the characteristics of water,.
Traditional underwater self-containing formula sensor does not have the ability of real-time transmission data, and the monitoring information of structure cannot obtain
Analysis in real time causes the hysteresis quality of structural analysis, and each conduct data needs to salvage sensor and causes very big resource wave
Take and the time wastes, acoustic transmission system and the integrated of sensor solve the problems, such as this.The sound transmission and sensor integration power consumption are big,
Traditional integral type self-tolerant sensor is unable to satisfy the power supply requirement of long-term acquisition, the independent and achievable big electricity replaced under water
Source solves the power supply requirement of sensor long-term acquisition, and data acquisition is more stable and complete.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide a kind of monitoring devices and peace based on sound transmission tension leg VIV
Dress method, the sensor structure is simple, solves the transmission problem of underwater sensor data and the replacement problem of underwater power source, and
Replacement power supply is not only safe but also quick, greatly reduces the break time of underwater sensor data acquisition and guarantees that sensing data is adopted
The real-time of collection, find in time structure there are the problem of, what sensor can be steady in a long-term be installed on it is underwater rather than as tradition
Underwater self-containing formula sensor is periodically salvaged like that, to guarantee the stability and reliability of sensor acquisition data.
The technical solution that the present invention takes: a kind of monitoring device based on sound transmission tension leg VIV, the monitoring device include
First sleeve and second sleeve, the first sleeve are divided into two storehouses up and down, integrated sensor device and the sound transmission in the storehouse of top
Device, lower part storehouse fill oil medium；The second sleeve is equally divided into two storehouses, and big power supply is installed in top storehouse, and lower part storehouse fills
Oil medium；The first sleeve divides storehouse by the completion of the first intermediate bulkhead, and the first partition aperture of the first intermediate bulkhead will sense
The power connection of device and acoustic transmission system reaches lower part storehouse；The bottom in lower part storehouse be equipped with a first lower part storehouse aperture, first
The self-sealing valve inwardly opened is arranged in lower part storehouse tapping；First sleeve is equipped at barrel to install sensor and the sound transmission
Device and the first hickey for having deep water sealing function；The big power supply of installation, second sleeve are equipped at barrel in second sleeve
To install big power supply and have the second hickey of deep water sealing function；Second sleeve is completed up and down by the second intermediate bulkhead
Divide storehouse, by second partition aperture extracting power supply cord, power supply line passes through the second lower part storehouse aperture and draws big power supply；Power supply line is inserted
Formula connector is dissolved in the medium that oil does not dissolve in water using the single-core plug for facilitating underwater robot to install, plug type joint package；The formula of inserting
Connector is inserted directly into the power connection of sensor and acoustic transmission system by the first lower part storehouse aperture, when under power supply line insertion first
Self-sealing valve is opened when the aperture of portion storehouse, when extracting power supply line, self-sealing valve closure.
A kind of monitoring device and installation method based on sound transmission tension leg VIV, using the following steps:
(a) the first hickey is opened, sensor device and acoustic transmission system are put into first sleeve top storehouse, and seal
First hickey；
(b) by the first lower part storehouse aperture, first sleeve lower part storehouse is filled into oil medium；
(c) the second hickey is opened, big power supply is put into second sleeve top storehouse, and power supply line is passed through into second partition
Second sleeve lower part storehouse is filled oil medium by the second lower part storehouse aperture by aperture, and power supply line is passed through the second lower part storehouse aperture,
Seal the second hickey；
(d) first sleeve is installed to underwater designated position, second sleeve is installed to underwater designated position, using underwater
Robot connects the plug type joint of power supply line by the power supply that sensor device and acoustic transmission system are inserted into the first lower part storehouse aperture
Head.
The beneficial effects of the present invention are: this monitoring device and installation method based on sound transmission tension leg VIV, Cheng Gongli
With the completing deep water sensor data transmission the characteristics of the sound transmission of the task, acoustic transmission system and the integrated of sensor ensure that biography
The real-time of sensor data, while ensure that the real-time of the health monitoring of tension leg structure, tension leg VIV is divided in real time
Analysis carries out implementing to assess providing possibility to structural damage.Underwater replaceable big power supply device ensure that sensor harmony passes
The power consumption demand of defeated device, and the replacement of underwater power source is convenient and efficient, and underwater robot is facilitated to install, and improves previous self-tolerant
The shortcomings that regular sensor is salvaged, substantially reduces the data break phase, provides safeguard for data acquisition and transmission, and guarantee that data are adopted
The stability and reliability of collection.Preferably complete the monitoring and analysis of tension leg VIV.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of monitoring device based on sound transmission tension leg VIV.
Fig. 2 is the slotting pre-structure schematic diagram of plug type joint.
In figure: 1, first sleeve, 2, sensor device, the 3, first hickey, 4, acoustic transmission system, 5, sensor and sound
Transmit power supply line, 6, self-sealing valve, the 7, first lower part storehouse aperture, 8, first partition aperture, the 9, first intermediate bulkhead, 10, electricity
Source connector, 11, oil medium, the 12, second hickey, 13, second sleeve, 14, big power supply, 15, second partition aperture, 16,
Two intermediate bulkheads, the 17, second lower part storehouse aperture, 18, power supply line, 19, plug type joint, 20, medium.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments.
Fig. 1,2 show a kind of structural schematic diagram of monitoring device based on sound transmission tension leg VIV.In figure, this base
In the monitoring device of sound transmission tension leg VIV, which includes first sleeve 1 and second sleeve 13.First sleeve 1, which is divided, is
Upper and lower two storehouses, integrated sensor device 2 and acoustic transmission system 4 in the storehouse of top, lower part storehouse fills oil medium 11.Second sleeve 13
Equally it is divided into two storehouses, big power supply 14 is installed in top storehouse, and lower part storehouse fills oil medium 11.First sleeve 1 passes through to be spaced in first
The completion of plate 9 divides storehouse, and the power connection 10 of sensor and acoustic transmission system is stretched out in the first partition aperture 8 of the first intermediate bulkhead 9
To lower part storehouse.The bottom in lower part storehouse is equipped with a first lower part storehouse aperture 7, oneself inwardly opened is arranged at the first lower part storehouse aperture 7
Closing valve 6.First sleeve 1 is equipped at barrel to install sensor 2 and acoustic transmission system 4 and have deep water sealing function
First hickey 3.The big power supply 14 of installation in second sleeve 13, second sleeve 13 are equipped at barrel to install big power supply 14
And there is the second hickey 12 of deep water sealing function.Second sleeve 13 completes point storehouse up and down by the second intermediate bulkhead 16, greatly
Power supply 14 is drawn by 15 extracting power supply cord 18 of second partition aperture, power supply line 18 by the second lower part storehouse aperture 17.Power supply line
18 plug type joint 19 is dissolved in what oil does not dissolve in water using the single-core plug for facilitating underwater robot to install, the package of plug type joint 19
Medium 20.Plug type joint 19 is inserted directly into the power connection 10 of sensor 1 and acoustic transmission system 4 by the first lower part storehouse aperture 7,
When power supply line 18 is inserted into the first lower part storehouse aperture 7, self-sealing valve 6 is opened, and when extracting power supply line 18, self-sealing valve 6 is closed
It closes.
A kind of monitoring device and installation method based on sound transmission tension leg VIV uses the following steps:
(a) the first hickey 3 is opened, sensor device 2 and acoustic transmission system 4 are put into first sleeve top storehouse, and
Seal the first hickey 3；
(b) by the first lower part storehouse aperture 7, first sleeve lower part storehouse is filled into oil medium 11；
(c) the second hickey 12 is opened, big power supply 14 is put into second sleeve top storehouse, and power supply line 18 is passed through the
Second sleeve lower part storehouse is filled oil medium 11 by the second lower part storehouse aperture 17, power supply line 18 is passed through by two partition apertures 15
Second lower part storehouse aperture 17 seals the second hickey 12；
(d) first sleeve 1 is installed to underwater designated position, second sleeve 13 is installed to underwater designated position, utilized
The plug type joint 19 of power supply line 1 is inserted into sensor device 2 and acoustic transmission system by the first lower part storehouse aperture 7 by underwater robot
4 power connection 10.
Using above-mentioned technical solution, the monitoring device based on sound transmission tension leg VIV includes first sleeve, second set
Cylinder, first sleeve integrated sensor and acoustic transmission system, second sleeve install big power supply.First sleeve is passed by sensor harmony
The integrated effect of defeated device, realize sensing data acquire in real time, real-time Transmission, the purpose analyzed in real time, and avoid because biography
Derivative according to and the transmission discontinuity of data caused by periodically salvaging and unstability, ensure that the integrality of data acquisition and reliable
Property.The big power supply of second sleeve installation ensures power consumption required for sensor and acoustic transmission system work.First sleeve and
The oil medium storehouse of two sleeves, the characteristic that oil medium density is utilized less than water successfully protect power connection, and ensure that big
The underwater replacement of power supply, while power connection passes through a needle aviation plug structure, so that underwater robot installation is more convenient, really
Protect field erected convenience and quick.
First hickey and the second hickey use long fine thread, not only ensure that sensor and acoustic transmission system with
And a possibility that big power supply installation, and ensure that the waterproof performance of deep water.First partition aperture and second partition aperture use
Anti- deep water sealing is bolted, and prevents oil medium large area under high hydraulic pressure from entering upper cartridge storehouse.Self-sealing valve and second
The sealing of lower part storehouse tapping ensure that in deep water under water slug effect that oil medium will not pour out lower part storehouse.
Claims (2)
1. a kind of monitoring device based on sound transmission tension leg VIV, which includes first sleeve (1) and second sleeve
(13), it is characterized in that: the first sleeve (1) is divided into two storehouses up and down, integrated sensor device (2) and the sound transmission in the storehouse of top
Device (4), lower part storehouse fill oil medium (11)；The second sleeve (13) is equally divided into two storehouses, and big power supply is installed in top storehouse
(14), lower part storehouse fills oil medium (11)；The first sleeve (1) completes to divide storehouse by the first intermediate bulkhead (9), among first
The first partition aperture (8) of partition (9) reaches down the power connection (10) of sensor device (2) and acoustic transmission system (4)
Portion storehouse；The bottom in lower part storehouse is equipped with a first lower part storehouse aperture (7), oneself inwardly opened is arranged at the first lower part storehouse aperture (7)
Closing valve (6)；First sleeve (1) is equipped at barrel to install sensor device (2) and acoustic transmission system (4) and have depth
The first hickey (3) of water-stop function；The big power supply (14) of installation in second sleeve (13), second sleeve (13) is at barrel
Equipped with to install big power supply (14) and have the second hickey (12) of deep water sealing function；Second sleeve (13) passes through second
Intermediate bulkhead (16) is completed to divide storehouse up and down, and big power supply (14) passes through second partition aperture (15) extracting power supply cord (18), power supply line
(18) it is drawn by the second lower part storehouse aperture (17)；The plug type joint (19) of power supply line (18), which uses, facilitates underwater robot to install
Single-core plug, plug type joint (19) package is dissolved in the medium (20) that oil does not dissolve in water；Plug type joint (19) passes through the first lower part
Storehouse aperture (7) is inserted directly into the power connection (10) of sensor device (2) and acoustic transmission system (4), when power supply line (18) are inserted into
Self-sealing valve (6) is opened when the first lower part storehouse aperture (7), when extracting power supply line (18), self-sealing valve (6) closure.
2. a kind of installation method of monitoring device based on sound transmission tension leg VIV according to claim 1, feature
It is: using the following steps:
(a) the first hickey (3) are opened, sensor device (2) and acoustic transmission system (4) are put into first sleeve top storehouse,
And seal the first hickey (3)；
(b) by the first lower part storehouse aperture (7), first sleeve lower part storehouse is filled into oil medium (11)；
(c) the second hickey (12) are opened, big power supply (14) is put into second sleeve top storehouse, and power supply line (18) is passed through
Second sleeve lower part storehouse is filled oil medium (11) by the second lower part storehouse aperture (17), by power supply by second partition aperture (15)
Line (18) passes through the second lower part storehouse aperture (17), seals the second hickey (12)；
(d) first sleeve (1) is installed to underwater designated position, second sleeve (13) is installed to underwater designated position, utilized
The plug type joint (19) of power supply line (1) is inserted into sensor device (2) harmony by the first lower part storehouse aperture (7) by underwater robot
The power connection (10) of transmitting device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710297755.6A CN107235121B (en) | 2017-04-29 | 2017-04-29 | A kind of monitoring device and installation method based on sound transmission tension leg VIV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710297755.6A CN107235121B (en) | 2017-04-29 | 2017-04-29 | A kind of monitoring device and installation method based on sound transmission tension leg VIV |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107235121A CN107235121A (en) | 2017-10-10 |
| CN107235121B true CN107235121B (en) | 2019-04-05 |
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ID=59984228
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710297755.6A Expired - Fee Related CN107235121B (en) | 2017-04-29 | 2017-04-29 | A kind of monitoring device and installation method based on sound transmission tension leg VIV |
Country Status (1)
| Country | Link |
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| CN (1) | CN107235121B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2548367B1 (en) * | 1983-06-28 | 1989-04-21 | Chevron Res | APPARATUS AND METHOD FOR DETECTING A LEAK IN A TENSION OF TENSIONED CABLES PLATFORM |
| WO2006074309A1 (en) * | 2005-01-07 | 2006-07-13 | Shell Internationale Research Maatschappij B.V. | Vortex induced vibration optimizing system |
| CN101545814B (en) * | 2008-12-30 | 2011-03-09 | 中国海洋大学 | Real-time automatic recording type underwater tension gauge |
| CN102109405B (en) * | 2010-11-22 | 2012-09-05 | 上海交通大学 | Vortex-induced vibration test device for stand pipe under bidirectional shear flow and bidirectional ladder shear flow |
| JP6141406B2 (en) * | 2012-04-09 | 2017-06-07 | サイトロニク リミテッドＣｙｔｒｏｎｉｑ．， Ｌｔｄ． | Offshore structure static or dynamic positioning or motion control system and method |
| CN202609720U (en) * | 2012-05-18 | 2012-12-19 | 徐州大恒测控技术有限公司 | Mine hoist steel wire rope tension-monitoring device |
| CN104925223B (en) * | 2014-03-18 | 2018-03-13 | 上海百川通智能科技有限公司 | A kind of intelligent vibration-impact type power mooring system |
| CN205483368U (en) * | 2016-02-04 | 2016-08-17 | 中石化石油工程技术服务有限公司 | Real -time tension of passive cable in pit monitoring nipple joint |
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2017
- 2017-04-29 CN CN201710297755.6A patent/CN107235121B/en not_active Expired - Fee Related
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| CN107235121A (en) | 2017-10-10 |
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