Application of phased antenna arrays for pipeline leak detection / I. O. Bolotina [et al.]
Уровень набора: Journal of Petroleum Science and EngineeringЯзык: английский.Страна: .Резюме или реферат: The paper proposes a method of passive leak detection for underwater pipelines by means of phased antenna arrays. It implies element-wise multiplication and addition of the output signals of individual array transducers. The proposed method provides a twofold increase in the resolution of the detection system in comparison with that obtained by conventional signal processing techniques and a high detection rate. The array pattern has been calculated numerically. The paper presents a version of the inspection system that implements the proposed method of signal processing using a phased antenna array, and the experimental results obtained..Примечания о наличии в документе библиографии/указателя: [References: p. 505 (23 tit.)].Аудитория: .Тематика: электронный ресурс | труды учёных ТПУ | измерения | расход жидкости | мониторинг | трубопроводы | ультразвуковой контроль Ресурсы он-лайн:Щелкните здесь для доступа в онлайнTitle screen
[References: p. 505 (23 tit.)]
The paper proposes a method of passive leak detection for underwater pipelines by means of phased antenna arrays. It implies element-wise multiplication and addition of the output signals of individual array transducers. The proposed method provides a twofold increase in the resolution of the detection system in comparison with that obtained by conventional signal processing techniques and a high detection rate. The array pattern has been calculated numerically. The paper presents a version of the inspection system that implements the proposed method of signal processing using a phased antenna array, and the experimental results obtained.
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