CN203641895U - Underwater sound leak-checking location device for underwater pipeline - Google Patents
Underwater sound leak-checking location device for underwater pipeline Download PDFInfo
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- CN203641895U CN203641895U CN201320870464.9U CN201320870464U CN203641895U CN 203641895 U CN203641895 U CN 203641895U CN 201320870464 U CN201320870464 U CN 201320870464U CN 203641895 U CN203641895 U CN 203641895U
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- fixing rod
- transducer assemblies
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Abstract
The utility model relates to an underwater sound leak-checking location device for an underwater pipeline, in particular to acoustical equipment used for detecting the leakage position on the underwater or submarine pipeline. The underwater sound leak-checking location device is mainly composed of a transducer assembly, a telescopic fixing rod, a fixing device, an underwater cable and a water surface display control host. The transducer assembly is installed on the telescopic fixing rod installed on the fixing device. The fixing device can be installed on the bottom of a boat or an ROV or other underwater platforms. The underwater cable is connected to the transducer assembly through the fixing device and connected with the water surface display control host. Three or more acoustical transducers are utilized for carrying out sampling on noise of leakage points, the leakage points of the pipeline can be determined accurately and fast by means of the contrastive analysis and the phase difference calculation of noise data, and repairing can be carried out in time to prevent great environmental and economic loss.
Description
Technical field
The utility model relates to a kind of submarine pipeline underwater sound positioning device that leaks hunting, especially under water or the acoustic equipment surveyed of submarine pipeline leak position.
Background technique
Submarine pipeline particularly sea-bottom oil-gas pipeline is the ocean engineering that investment is high, have a big risk, and it is called the lifeline of offshore oil and gas field to the outer defeated vital effect that plays of offshore oil and gas field exploitation, production and product.The various damage defects of submarine pipeline all likely cause the leakage of crude oil, cause the pollution of ocean environment and have a strong impact on the safety of operation, even cause stopping production.Therefore, the online detection of submarine pipeline is very necessary.
In the time that a submarine pipeline can not be produced because occurring to leak, importantly to determine as soon as possible the position of leaking, to start repair.If but pipeline is local or be all embedded in the silt of seabed, attempt to find out the hole of leakage or crack (perhaps only have several millimeters large) on the submarine pipeline of several hundred kilometers, this will be a very difficult job.
Traditional leak hunting technology is to water-filling solution and chemistry or the special leak detection mixed solution of optics in pipeline, then utilizes and is equipped with the remote-controlled vehicle (ROV) of sensor special or video camera to follow the tracks of.
In view of the intrinsic many narrow limitation of this traditional leak detection system itself, as the efficiency of this system can change along with the change in concentration of special leak detection mixed solution; If leakage rate is very little, flow is often too low and can not reach thresholding concentration of leak detection system etc.
Because the turbidity of ocean current or seawater is not depended in the propagation of sound, even and if leakage rate relatively little, because the acoustic signal that leakage produces also may be significantly.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned existing issue, and a kind of submarine pipeline underwater sound positioning device that leaks hunting is provided.
The purpose of this utility model completes by lower array structure: the submarine pipeline underwater sound positioning device that leaks hunting, it is characterized in that being formed by transducer assemblies (1), telescopic fixing rod (2), fixing device (3), submerged cable (4) and the water surface aobvious control main frame (5)
Wherein, transducer assemblies (1) is arranged on telescopic fixing rod (2), telescopic fixing rod (2) is arranged in fixing device (3), institute's fixing device of telling (3) can be arranged on hull bottom, ROV or other underwater platforms, submerged cable (4) is connected to transducer assemblies (1) by fixing device (3), and submerged cable (4) is connected with the water surface aobvious control main frame (5).
Described telescopic fixing rod (2) is scalable or fixed mounting rod.
The quantity of described transducer assemblies (1) is at least more than three or three, and transducer assemblies (1) sequentially interval shape is arranged on telescopic fixing rod (2).
Working principle is: a kind of submarine pipeline underwater sound leaks hunting positioning device by transducer assemblies (1), telescopic fixing rod (2), fixing device (3), submerged cable (4) and the water surface aobvious control main frame (5) composition, transducer assemblies (1) is arranged on telescopic fixing rod (2), telescopic fixing rod (2) is arranged in fixing device (3), described fixing device (3) can be arranged on hull bottom, on ROV or other underwater platforms, submerged cable (4) is connected to transducer assemblies (1) by fixing device (3), submerged cable (4) is connected with the water surface aobvious control main frame (5).
Utilize the acoustic transducer of three (or more than three) to sample to leakage point noise, by the comparative analysis to noise data and phase difference calculating, can comparatively accurately and fast determine pipe leakage point, to repair in time, prevent from causing larger environment and economy loss.
The described submarine pipeline underwater sound positioning device that leaks hunting, according to the needs of Surveying Actual Precision and distance, the quantity of transducer assemblies (1) can be from 2 or more, only need to extend telescopic fixing rod (2) length and increase transducer assemblies (1) quantity.
The described submarine pipeline underwater sound positioning device that leaks hunting, it is upper that telescopic fixing rod (2) is arranged on a fixing device (3), and this fixing device (3) can be arranged on hull bottom, ROV or other underwater platforms, and uses as the line separator of submerged cable (4) 4.
The described submarine pipeline underwater sound positioning device that leaks hunting, submerged cable (4) enters after fixing device (3), be corresponding circuit according to the quantity separated time of transducer assemblies (1), enter each transducer assemblies (1), submerged cable (4) is connected with the water surface aobvious control main frame (5).
Wherein the water surface aobvious control main frame (5) shows data result or/and image, and the water surface aobvious control main frame (5) can contact with other communications system.
The utility model utilizes the acoustic transducer of three (or more than three) to sample to leakage point noise, by the comparative analysis to noise data and phase difference calculating, can comparatively accurately and fast determine pipe leakage point, to repair in time, prevent from causing larger environment and economy loss.
Accompanying drawing explanation
Fig. 1 is the leak hunting structural representation of positioning device of the submarine pipeline underwater sound.
1-transducer assemblies, 2-telescopic fixing rod, 3-fixing device, 4-submerged cable, the aobvious control of 5-water surface main frame.
Embodiment
The utility model is mainly made up of the aobvious control of transducer assemblies 1, telescopic fixing rod 2, fixing device 3, submerged cable 4 and water surface main frame 5 etc., as shown in Figure 1.
Wherein, telescopic fixing rod 2 is the mounting rod of scalable (or for fixed), according to the needs of Surveying Actual Precision and distance, the quantity of transducer assemblies 1 is chosen as 3, three transducer assemblies 1 selecting sequentially, equidistantly, interval shape is arranged on telescopic fixing rod 2 upper foreparts, middle part and rear positions, telescopic fixing rod 2 is arranged in a fixing device 3, this fixing device 3 can be arranged on hull bottom, on ROV or other underwater platforms, the line separator that this fixing device 3 can be used as submerged cable 4 uses, submerged cable 4 enters after fixing device 3, be corresponding circuit according to the quantity separated time of transducer assemblies 1, enter again each transducer assemblies 1, submerged cable 4 is connected with the aobvious control of water surface main frame 5.
When use, opening power, submerged cable 4 provides this installation's power source power, three transducer assemblies 1 send respectively and get three acoustic signals in section at the same time, these three acoustic signals are sent to the aobvious control of water surface main frame 5 through submerged cable 4 simultaneously, on the display screen of the aobvious control of water surface main frame 5, show three waveforms simultaneously, by means of software, by the comparative analysis to noise data and phase difference calculating, operator can obtain comparatively accurately and determine fast pipe leakage point, to repair in time, prevent from causing larger environment and economy loss.
Claims (3)
1. the submarine pipeline underwater sound positioning device that leaks hunting, is characterized in that being made up of transducer assemblies (1), telescopic fixing rod (2), fixing device (3), submerged cable (4) and the water surface aobvious control main frame (5),
Wherein, transducer assemblies (1) is arranged on telescopic fixing rod (2), telescopic fixing rod (2) is arranged in fixing device (3), institute's fixing device of telling (3) can be arranged on hull bottom, ROV or other underwater platforms, submerged cable (4) is connected to transducer assemblies (1) by fixing device (3), and submerged cable (4) is connected with the water surface aobvious control main frame (5).
2. a kind of submarine pipeline underwater sound according to claim 1 positioning device that leaks hunting, is characterized in that described telescopic fixing rod (2) is scalable or fixed mounting rod.
3. a kind of submarine pipeline underwater sound according to claim 1 and 2 positioning device that leaks hunting, the quantity that it is characterized in that described transducer assemblies (1) is at least more than three or three, and transducer assemblies (1) sequentially interval shape is arranged on telescopic fixing rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320870464.9U CN203641895U (en) | 2013-12-27 | 2013-12-27 | Underwater sound leak-checking location device for underwater pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320870464.9U CN203641895U (en) | 2013-12-27 | 2013-12-27 | Underwater sound leak-checking location device for underwater pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203641895U true CN203641895U (en) | 2014-06-11 |
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ID=50873140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320870464.9U Expired - Fee Related CN203641895U (en) | 2013-12-27 | 2013-12-27 | Underwater sound leak-checking location device for underwater pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203641895U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014566A (en) * | 2017-03-23 | 2017-08-04 | 中海石油环保服务（天津）有限公司 | A kind of crude oil leakage point detection device under water |
| CN109915739A (en) * | 2019-04-11 | 2019-06-21 | 中国石油化工股份有限公司 | A kind of submarine pipeline leak detection system based on jet noise |
-
2013
- 2013-12-27 CN CN201320870464.9U patent/CN203641895U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014566A (en) * | 2017-03-23 | 2017-08-04 | 中海石油环保服务（天津）有限公司 | A kind of crude oil leakage point detection device under water |
| CN109915739A (en) * | 2019-04-11 | 2019-06-21 | 中国石油化工股份有限公司 | A kind of submarine pipeline leak detection system based on jet noise |
| CN109915739B (en) * | 2019-04-11 | 2021-01-05 | 中国石油化工股份有限公司 | Submarine pipeline leakage detection system based on jetting noise |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20161227 |