CN107235121A - 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
- CN107235121A CN107235121A CN201710297755.6A CN201710297755A CN107235121A CN 107235121 A CN107235121 A CN 107235121A CN 201710297755 A CN201710297755 A CN 201710297755A CN 107235121 A CN107235121 A CN 107235121A
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- storehouse
- sleeve
- perforate
- sensor
- tension leg
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Classifications
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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 installation under water, data transfer and the technical field for changing power supply under water of tension leg VIV sensors.The characteristics of this monitoring device based on sound transmission tension leg VIV successfully make use of the sound transmission completes the task of deep water sensor data transmission, the integrated real-time that ensure that sensing data of acoustic transmission system and sensor, the real-time of the health monitoring of tension leg structure is ensure that simultaneously, tension leg VIV is analyzed in real time, structural damage is carried out implementing to assess to provide possibility.Replaceable big supply unit ensure that the power consumption demand of sensor and acoustic transmission system under water, and the replacing of underwater power source is convenient and swift, underwater robot is facilitated to install, improve the shortcoming that conventional self-tolerant regular sensor is salvaged, substantially reduce the data break phase, it is that data acquisition and transmission provide safeguard, and ensures the stability and reliability of data acquisition.Preferably complete tension leg VIV monitoring and analysis.
Description
Technical field
The present invention relates to a kind of monitoring device based on sound transmission tension leg VIV and installation method.Belong to tension leg VIV biographies
Installation under water, data transfer and the technical field for changing power supply under water of sensor.
Background technology
Tension leg is the main bearing structure of ocean tension leg platform (TLP).Wave, ocean current, typhoon for acting on floating body etc.
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 phenomenons of tension leg.The long-term oscillating load of tension leg has can
Tension leg fatigue destruction can be caused.Therefore, in order to provide information to the design of tension leg, so that it is guaranteed that tension leg
Normal work, is badly in need of carrying out field monitoring to tension leg VIV in production.
Monitoring to tension leg needs to arrange corresponding sensor, such as inclinator, accelerometer on tension leg.But
Sensor is installed under water, and ensures sensor energy real-time Transmission Monitoring Data, while wanting to change power supply in deep water
It is an extremely difficult thing.It is a novel method using the method for the sound transmission and sensor integration, while utilizing oil
The characteristics of dielectric insulation and oil medium density are less than water is a very cleverly design method.
Traditional underwater self-containing formula sensor does not possess the ability of real-time transmission data, and the monitoring information of structure can not be obtained
Analysis in real time, causes the hysteresis quality of structural analysis, and conduct data needs salvaging sensor to cause very big resource wave every time
Take and the time wastes, acoustic transmission system and the integrated of sensor solve this problem.The sound transmission and sensor integration power consumption are big,
Traditional integral type self-tolerant sensor can not meet the power supply requirement of long-term acquisition, independent and can complete the big electricity changed under water
Source solves the power supply requirement of sensor long-term acquisition, and data acquisition is more stablized and complete.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide a kind of monitoring device and peace based on sound transmission tension leg VIV
Dress method, the sensor construction is simple, solves the problems, such as the replacing of the transmission problem and underwater power source of underwater sensor data, and
Change power supply not only safe but also quick, greatly reduce the break time of underwater sensor data acquisition and ensure that sensing data is adopted
The real-time of collection, finds the problem of structure is present, sensor can be installed under water rather than as tradition steadily in the long term in time
Underwater self-containing formula sensor is periodically salvaged like that, so as to ensure the stability and reliability of sensor gathered data.
The technical scheme that the present invention takes：A kind of monitoring device based on sound transmission tension leg VIV, the monitoring device is included
First sleeve and second sleeve, first sleeve be divided into above and below two storehouses, integrated sensor device and the sound transmission in the storehouse of top
Device, bottom storehouse fills oil medium；The second sleeve is equally divided into two storehouses, and big power supply is installed in top storehouse, and bottom storehouse is filled
Oil medium；First sleeve completes a point storehouse by the first central dividing plate, and the first dividing plate perforate of the first central dividing plate will be sensed
The power connection of device and acoustic transmission system reaches bottom storehouse；The bottom in bottom storehouse is provided with a first bottom storehouse perforate, first
Bottom storehouse tapping sets the self-sealing valve opened to Inner；First sleeve is provided with barrel is used to install sensor and the sound transmission
Device and the first hickey for having deep water sealing function；Big power supply is installed, second sleeve is provided with barrel in second sleeve
To install big power supply and have the second hickey of deep water sealing function；Second sleeve by the second central dividing plate complete above and below
Divide storehouse, big power supply is by second partition perforate extracting power supply cord, and power line passes through the second bottom storehouse perforate and drawn；Power line insert
Formula joint 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 parcel；The formula of inserting
Joint is inserted directly into the power connection of sensor and acoustic transmission system by the first bottom storehouse perforate, when under power line insertion first
Self-sealing valve is opened during the perforate of portion storehouse, when extracting power line, self-sealing valve closure.
Described 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 the first upper cartridge storehouse is put into, and seal first
Hickey；
（b）By the first bottom storehouse perforate, the first lower cartridge storehouse is filled into oil medium；
（c）The second hickey is opened, big power supply second sleeve top storehouse is put into, and power line is opened through second partition
Hole, oil medium is filled by the second bottom storehouse perforate by second sleeve bottom storehouse, and power line is passed through into the second bottom storehouse perforate, close
Seal the second hickey；
（d）First sleeve is installed to specified location under water, second sleeve is installed to specified location under water, underwater is utilized
People inserts the plug type joint of power line by the first bottom storehouse perforate the power connection of sensor device and acoustic transmission system.
The beneficial effects of the invention are as follows：This monitoring device and installation method based on sound transmission tension leg VIV, into material gain
With task of deep water sensor data transmission is completed the characteristics of the sound transmission, 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, is divided tension leg VIV in real time
Analysis, carries out implementing to assess providing possibility to structural damage.Replaceable big supply unit ensure that sensor harmony is passed under water
The power consumption demand of defeated device, and the replacing of underwater power source is convenient and swift, facilitates underwater robot to install, and improves conventional self-tolerant
The shortcoming that regular sensor is salvaged, substantially reduces the data break phase, is that data acquisition and transmission provide safeguard, and ensure that data are adopted
The stability and reliability of collection.Preferably complete tension leg VIV monitoring and analysis.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the monitoring device based on sound transmission tension leg VIV.
Fig. 2 is the slotting pre-structure schematic diagram of plug type joint.
In figure：1st, the first sleeve, 2, sensor device, the 3, first hickey, 4, acoustic transmission system, 5, sensor and sound
Transmit power line, 6, self-sealing valve, the 7, first bottom storehouse perforate, the 8, first dividing plate perforate, the 9, first central dividing plate, 10, electricity
Source joint, 11, oil medium, the 12, second hickey, 13, second sleeve, 14, big power supply, 15, second partition perforate, 16,
Two central dividing plates, the 17, second bottom storehouse perforate, 18, power line, 19, plug type joint, 20, medium.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Fig. 1,2 show a kind of structural representation of the monitoring device based on sound transmission tension leg VIV.In figure, this base
In sound transmission tension leg VIV monitoring device, the monitoring device includes the first sleeve 1 and second sleeve 13.First 1 point of sleeve is
Integrated sensor device 2 and acoustic transmission system 4 in two storehouses up and down, top storehouse, bottom 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 bottom storehouse fills oil medium 11.First sleeve 1 is by being spaced in first
Plate 9 completes a point storehouse, and the power connection 10 of sensor and acoustic transmission system is stretched out in the first dividing plate perforate 8 of the first central dividing plate 9
To bottom storehouse.The bottom in bottom storehouse provided with first bottom storehouse perforate 7, set at the first bottom storehouse perforate 7 to Inner open from
Closing valve 6.First sleeve 1 is provided with to install sensor 2 and acoustic transmission system 4 at barrel and has deep water sealing function
First hickey 3.Big power supply 14 is installed, second sleeve 13 is provided with to install big power supply 14 at barrel in second sleeve 13
And have the second hickey 12 of deep water sealing function.Second sleeve 13 above and below the completion of the second central dividing plate 16 by dividing storehouse, greatly
Power supply 14 is drawn by the extracting power supply cord 18 of second partition perforate 15, power line 18 by the second bottom storehouse perforate 17.Power 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 parcel 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 bottom storehouse perforate 7,
When power line 18 inserts the first bottom storehouse perforate 7, self-sealing valve 6 is opened, and when extracting power line 18, self-sealing valve 6 is closed
Close.
A kind of monitoring device and installation method based on sound transmission tension leg VIV use the following steps：
（a）The first hickey 3 is opened, sensor device 2 and acoustic transmission system 4 the first upper cartridge storehouse is put into, and seal
First hickey 3；
（b）By the first bottom storehouse perforate 7, the first lower cartridge storehouse is filled into oil medium 11；
（c）Open the second hickey 12, big power supply 14 be put into second sleeve top storehouse, and by power line 18 through second every
Plate perforate 15, oil medium 11 is filled by the second bottom storehouse perforate 17 by second sleeve bottom storehouse, and power line 18 is passed through into second
Bottom storehouse perforate 17, seals the second hickey 12；
（d）First sleeve 1 is installed to specified location under water, second sleeve 13 specified location under water is installed to, using under water
The plug type joint 19 of power line 1 is inserted sensor device 2 and acoustic transmission system 4 by robot by the first bottom storehouse perforate 7
Power connection 10.
Using above-mentioned technical scheme, the monitoring device based on sound transmission tension leg VIV include the first sleeve, second set
Cylinder, the 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 gather in real time, real-time Transmission, the purpose analyzed in real time, and avoid because pass
Derivative according to and periodically salvage the data transfer discontinuity and unstability caused, it is ensured that the integrality of data acquisition and reliable
Property.The big power supply that second sleeve is installed ensure that the power consumption required for sensor and acoustic transmission system work.First sleeve and
The oil medium storehouse of two sleeves, the characteristic that make use of oil medium density to be less than water successfully protects power connection, and ensure that big
The replacing of power supply under water, while power connection passes through a pin aviation plug structure so that underwater robot installs 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 the possibility that big power supply is installed, and ensure that the water resistance of deep water.First dividing plate perforate and second partition perforate are used
Anti- deep water sealing bolt connection, prevents that oil medium large area enters upper cartridge storehouse under high hydraulic pressure.Self-sealing valve and second
The sealing of bottom storehouse tapping, it is ensured that oil medium will not pour out bottom storehouse under deep water reclaimed water percussion.
Claims (2)
1. a kind of monitoring device based on sound transmission tension leg VIV, the monitoring device includes the first sleeve（1）And second sleeve
（13）, it is characterized in that：First sleeve（1）Integrated sensor device in two storehouses above and below being divided into, top storehouse（2）And the sound transmission
Device（4）, bottom storehouse fills oil medium（11）；The second sleeve（13）Equally it is divided into two storehouses, big power supply is installed in top storehouse
（14）, bottom storehouse fills oil medium（11）；First sleeve（1）Pass through the first central dividing plate（9）Complete in the middle of a point storehouse, first
Dividing plate（9）The first dividing plate perforate（8）By sensor and the power connection of acoustic transmission system（10）Reach bottom storehouse；Bottom storehouse
Bottom provided with first bottom storehouse perforate（7）, the first bottom storehouse perforate（7）Place sets the self-sealing valve opened to Inner（6）；
First sleeve（1）It is provided with barrel and is used to install sensor（2）And acoustic transmission system（4）And have the first of deep water sealing function
Hickey（3）；Second sleeve（13）It is interior that big power supply is installed（14）, second sleeve（13）It is provided with barrel to install big electricity
Source（14）And have the second hickey of deep water sealing function（12）；Second sleeve（13）Pass through the second central dividing plate（16）Complete
Divide storehouse, big power supply up and down（14）Pass through second partition perforate（15）Extracting power supply cord（18）, power line（18）Pass through the second bottom
Storehouse perforate（17）Draw；Power line（18）Plug type joint（19）Using the single-core plug for facilitating underwater robot to install, formula is inserted
Joint（19）Parcel is dissolved in the medium that oil does not dissolve in water（20）；Plug type joint（19）Pass through the first bottom storehouse perforate（7）Directly insert
Enter sensor（1）And acoustic transmission system（4）Power connection（10）, work as power line（18）Insert the first bottom storehouse perforate（7）When
Self-sealing valve（6）Open, extract power line（18）When, self-sealing valve（6）Closure.
2. a kind of monitoring device and installation method based on sound transmission tension leg VIV according to claim 1, its feature
It is：Using the following steps：
（a）Open the first hickey（3）, by sensor device（2）And acoustic transmission system（4）The first upper cartridge storehouse is put into,
And seal the first hickey（3）；
（b）Pass through the first bottom storehouse perforate（7）, the first lower cartridge storehouse is filled into oil medium（11）；
（c）Open the second hickey（12）, by big power supply（14）It is put into second sleeve top storehouse, and by power line（18）Pass through
Second partition perforate（15）, pass through the second bottom storehouse perforate（17）Second sleeve bottom storehouse is filled into oil medium（11）, by power supply
Line（18）Through the second bottom storehouse perforate（17）, seal the second hickey（12）；
（d）By the first sleeve（1）Specified location under water is installed to, by second sleeve（13）Specified location under water is installed to, is utilized
Underwater robot is by power line（1）Plug type joint（19）Pass through the first bottom storehouse perforate（7）Insert sensor device（2）Harmony
Transmitting device（4）Power connection（10）.
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 true CN107235121A (en) | 2017-10-10 |
| CN107235121B CN107235121B (en) | 2019-04-05 |
Family
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 |
|---|---|
| CN (1) | CN107235121B (en) |
Citations (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 |
| CN101545814A (en) * | 2008-12-30 | 2009-09-30 | 中国海洋大学 | Real-time automatic recording type underwater tension gauge |
| CN102109405A (en) * | 2010-11-22 | 2011-06-29 | 上海交通大学 | Vortex-induced vibration test device for stand pipe under bidirectional shear flow and bidirectional ladder shear flow |
| 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 |
| EP2837553A1 (en) * | 2012-04-09 | 2015-02-18 | CyTroniQ Ltd. | Method and system for static and dynamic positioning or controlling motion of marine structure |
| CN104925223A (en) * | 2014-03-18 | 2015-09-23 | 上海百川通海洋工程有限公司 | Intelligent vibroflotation power anchoring 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 |
-
2017
- 2017-04-29 CN CN201710297755.6A patent/CN107235121B/en not_active Expired - Fee Related
Patent Citations (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 |
| CN101545814A (en) * | 2008-12-30 | 2009-09-30 | 中国海洋大学 | Real-time automatic recording type underwater tension gauge |
| CN102109405A (en) * | 2010-11-22 | 2011-06-29 | 上海交通大学 | Vortex-induced vibration test device for stand pipe under bidirectional shear flow and bidirectional ladder shear flow |
| EP2837553A1 (en) * | 2012-04-09 | 2015-02-18 | CyTroniQ Ltd. | Method and system for static and dynamic positioning or controlling motion of marine structure |
| 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 |
| CN104925223A (en) * | 2014-03-18 | 2015-09-23 | 上海百川通海洋工程有限公司 | Intelligent vibroflotation power anchoring 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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| Publication number | Publication date |
|---|---|
| CN107235121B (en) | 2019-04-05 |
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Granted publication date: 20190405 |