CN102182935B - Sonar detecting and positioning method and system for underwater oil delivery pipeline leakage - Google Patents
Sonar detecting and positioning method and system for underwater oil delivery pipeline leakage Download PDFInfo
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- CN102182935B CN102182935B CN 201110042261 CN201110042261A CN102182935B CN 102182935 B CN102182935 B CN 102182935B CN 201110042261 CN201110042261 CN 201110042261 CN 201110042261 A CN201110042261 A CN 201110042261A CN 102182935 B CN102182935 B CN 102182935B
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Abstract
The invention discloses a sonar detecting and positioning method and a sonar detecting and positioning system for underwater oil delivery pipeline leakage. A head end of an underwater oil delivery pipeline is provided with a first fixed sonar, and a tail end of the underwater oil delivery pipeline is provided with a second fixed sonar; a movable sonar is arranged in the underwater oil delivery pipeline; the system also comprises a calculation unit; detected leakage point information is input into the first fixed sonar and the second fixed sonar by the movable sonar; received information is input into the calculation unit by the first fixed sonar and the second fixed sonar; and the position of a leakage point is calculated by the calculation unit according to the received information. Through the method and the system, the leakage point of the underwater oil delivery pipeline can be accurately found.
Description
Technical field
The present invention relates to a kind of underwater oil delivery pipeline leakage point detection technique, relate in particular to a kind of underwater oil delivery pipeline leakage sonar detection localization method and system.
Background technology
If submarine pipeline leaks, if timely leak-stopping, because of oil plant in a large number leakage can cause the severe contamination of environment and great economic loss.
At present, under water in the oil pipeline, although can in time find when pipeline occurs to leak and the measure taking to be correlated with stops the normal conveying of pipeline, how accurately to find leakage point in the very poor seabed of visibility is a very difficult thing.Also there is not a kind of effective leakage point detection means in the prior art.
Summary of the invention
The purpose of this invention is to provide a kind of underwater oil delivery pipeline leakage sonar detection localization method and system that can accurately find leakage point.
The objective of the invention is to be achieved through the following technical solutions:
Underwater oil delivery pipeline leakage sonar detection localization method of the present invention, at first by the mobile sonar detection leakage point information in the described underwater oil delivery pipeline, and give the fixedly sonar at oil pipeline two ends under water with the information conveyance that detects, the position of the information calculations leakage point that receives according to the fixedly sonar at underwater oil delivery pipeline two ends afterwards.
The system of the underwater oil delivery pipeline leakage sonar detection localization method that realization of the present invention is above-mentioned, the head end of described underwater oil delivery pipeline is provided with the first fixing sonar, the end of described underwater oil delivery pipeline is provided with the second fixing sonar, is provided with mobile sonar in the described underwater oil delivery pipeline;
Also comprise computing unit, described mobile sonar is given the described first fixing fixing sonar of sonar and second with the leakage point input information that detects, described first fixedly sonar and second fixedly sonar give described computing unit with the input information that receives, described computing unit is according to the position of the information calculations leakage point that receives.
As seen from the above technical solution provided by the invention, underwater oil delivery pipeline leakage sonar detection localization method of the present invention and system, because by the mobile sonar detection leakage point information in the underwater oil delivery pipeline, and give the fixedly sonar at oil pipeline two ends under water with the information conveyance that detects, the position of the information calculations leakage point that receives according to the fixedly sonar at underwater oil delivery pipeline two ends afterwards.Can accurately find leakage point.
Description of drawings
Fig. 1 is the structural representation of underwater oil delivery pipeline leakage sonar detection positioning system of the present invention;
Fig. 2 is the C section enlarged drawing of Fig. 1.
Among the figure: 1, transfer pump, the 2, first motorized valve, 3, end socket, 4, the first pipe nipple, 5, mobile sonar, the 6, second motorized valve, 7, water transfer pump, the 8, first valve, the 9, first pressure transducer, 10, underwater oil delivery pipeline, 11, second valve, the 12, second pipe nipple, 13, the 3rd valve, the 14, second pressure transducer, 15, oil suction pump, 16, pressure regulator valve, A, first is sonar fixedly, and B, second is sonar fixedly.
Embodiment
Underwater oil delivery pipeline leakage sonar detection positioning system of the present invention, its better embodiment is:
Underwater oil delivery pipeline leakage sonar detection localization method, at first by the mobile sonar detection leakage point information in the described underwater oil delivery pipeline, and give the fixedly sonar at oil pipeline two ends under water with the information conveyance that detects, the position of the information calculations leakage point that receives according to the fixedly sonar at underwater oil delivery pipeline two ends afterwards.
The system of the underwater oil delivery pipeline leakage sonar detection localization method that realization of the present invention is above-mentioned, its better embodiment as shown in Figure 1 and Figure 2, the head end of described underwater oil delivery pipeline is provided with the first fixing sonar, the end of described underwater oil delivery pipeline is provided with the second fixing sonar, is provided with mobile sonar in the described underwater oil delivery pipeline;
Also comprise computing unit, described mobile sonar is given the described first fixing fixing sonar of sonar and second with the leakage point input information that detects, described first fixedly sonar and second fixedly sonar give described computing unit with the input information that receives, described computing unit is according to the position of the information calculations leakage point that receives.
The set-up mode of concrete mobile sonar can be:
The oil inlet end of described underwater oil delivery pipeline is provided with transfer pump, the oil inlet end of described underwater oil delivery pipeline is parallel with the first pipe nipple, be provided with mobile sonar in described the first pipe nipple, the outer end of described the first pipe nipple is provided with end socket, and the inner of described the first pipe nipple and described oil transportation delivery side of pump are connected with respectively valve;
The oil outlet end of described underwater oil delivery pipeline is in series with the second pipe nipple and oil suction pump successively.
The oil inlet end of described underwater oil delivery pipeline and oil outlet end can be respectively equipped with pressure transducer and/or tensimeter.The valve of the inner of described the first pipe nipple and described oil transportation delivery side of pump can be motorized valve.
Described the first pipe nipple can be connected with water transfer pump.Described oil suction pump can be parallel with pressure regulator valve.The inner of described the second pipe nipple can be connected with stop valve.
Described the second pipe nipple is connected with mobile sonar and arrives indication and retracting device.
Mobile sonar also can adopt other set-up mode.
The present invention utilizes the sonar detection technology to realize the fast finding location of leakage point.At the pipeline head end the first fixing sonar A is installed, at pipe end the second fixing sonar B is installed, when leaking generation, put into a portable sonar from the head end of pipeline, portable sonar moves from the head end terminad along pipeline, fixedly sonar to the pipeline head and end when portable sonar arrives leakage point transmits, the fixedly sonar of first and last end namely can be by calculating the particular location of accurately determining pipe leakage point, for the maintenance personal carries out the position that underwater operation provides accurately leakage to occur after receiving signal.
The above; only for the better embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (7)
1. underwater oil delivery pipeline leakage sonar detection positioning system, it is characterized in that, the head end of described underwater oil delivery pipeline is provided with the first fixing sonar, and the end of described underwater oil delivery pipeline is provided with the second fixing sonar, is provided with mobile sonar in the described underwater oil delivery pipeline;
Also comprise computing unit, described mobile sonar is given the described first fixing fixing sonar of sonar and second with the leakage point input information that detects, described first fixedly sonar and second fixedly sonar give described computing unit with the input information that receives, described computing unit is according to the position of the information calculations leakage point that receives;
The oil inlet end of described underwater oil delivery pipeline is provided with transfer pump, the oil inlet end of described underwater oil delivery pipeline is parallel with the first pipe nipple, be provided with mobile sonar in described the first pipe nipple, the outer end of described the first pipe nipple is provided with end socket, and the inner of described the first pipe nipple and described oil transportation delivery side of pump are connected with respectively valve;
The oil outlet end of described underwater oil delivery pipeline is in series with the second pipe nipple and oil suction pump successively;
This system is at first by the mobile sonar detection leakage point information in the described underwater oil delivery pipeline, and give the fixedly sonar at oil pipeline two ends under water with the information conveyance that detects, the position of the information calculations leakage point that receives according to the fixedly sonar at underwater oil delivery pipeline two ends afterwards.
2. underwater oil delivery pipeline leakage sonar detection positioning system according to claim 1 is characterized in that the oil inlet end of described underwater oil delivery pipeline and oil outlet end are respectively equipped with pressure transducer and/or tensimeter.
3. underwater oil delivery pipeline leakage sonar detection positioning system according to claim 2 is characterized in that, the valve of the inner of described the first pipe nipple and described oil transportation delivery side of pump is motorized valve.
4. according to claim 1,2 or 3 described underwater oil delivery pipeline leakage sonar detection positioning systems, it is characterized in that described the first pipe nipple is connected with water transfer pump.
5. according to claim 1,2 or 3 described underwater oil delivery pipeline leakage sonar detection positioning systems, it is characterized in that described oil suction pump is parallel with pressure regulator valve.
6. according to claim 1,2 or 3 described underwater oil delivery pipeline leakage sonar detection positioning systems, it is characterized in that the inner of described the second pipe nipple is connected with stop valve.
7. according to claim 1,2 or 3 described underwater oil delivery pipeline leakage sonar detection positioning systems, it is characterized in that described the second pipe nipple is connected with mobile sonar and arrives indication and retracting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110042261 CN102182935B (en) | 2011-02-18 | 2011-02-18 | Sonar detecting and positioning method and system for underwater oil delivery pipeline leakage |
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| CN 201110042261 CN102182935B (en) | 2011-02-18 | 2011-02-18 | Sonar detecting and positioning method and system for underwater oil delivery pipeline leakage |
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| CN102182935A CN102182935A (en) | 2011-09-14 |
| CN102182935B true CN102182935B (en) | 2013-04-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2493366B (en) * | 2011-08-02 | 2017-05-03 | Naxys As | Underwater detection apparatus |
| CN105042338B (en) * | 2015-06-16 | 2017-08-25 | 中国海洋石油总公司 | The method that deep-water subsea pipeline pressure testing is leaked hunting |
| CN114909610B (en) * | 2022-01-11 | 2024-01-26 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | Underwater oil and gas pipeline leakage detection and positioning method and control system |
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| JPS52124214A (en) * | 1976-04-12 | 1977-10-19 | Nippon Kokan Kk <Nkk> | Preventing system of luid leakage in pipe line |
| JPH0894481A (en) * | 1994-09-22 | 1996-04-12 | Nippon Steel Corp | Gas leak detection method for embedded pipe |
| CN201373243Y (en) * | 2008-12-08 | 2009-12-30 | 中国地质大学（武汉） | Intelligent inspection machine of oil and gas pipeline leakage |
| CN201636531U (en) * | 2009-12-25 | 2010-11-17 | 长沙理工大学 | Internal leakage fault diagnosis device for high-pressure heater based on acoustic emission detection |
| CN101832472B (en) * | 2010-06-12 | 2013-03-27 | 中国石油化工股份有限公司管道储运分公司 | System implementing pipeline leak detection by utilizing infrasonic wave |
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