Method and System for Analyzing a Borehole Using Passive Acoustic Logging

The claimed invention relates to means for analysis of a mineral deposit under development using noise logging. The aim of invention consists in increasing accuracy of sound source position determining at surveying in wells with complicated multi-barrier design. The method for locating an acoustic n...

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Hauptverfasser: Andronov, Sergey Pavlovich, Zakirova, Yuliya Anatolievna, Aslanyan, Artur Mikhailovich, Davydov, Dmitry Aleksandrovich, Bochkarev, Vladimir Vladimirovich
Format: Patent
Sprache:eng
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Zusammenfassung:The claimed invention relates to means for analysis of a mineral deposit under development using noise logging. The aim of invention consists in increasing accuracy of sound source position determining at surveying in wells with complicated multi-barrier design. The method for locating an acoustic noise source in a well comprises the stages of:computer simulation of acoustic field generated by one or more sources of acoustic signal in the well;simultaneous recording of acoustic signals inside the wellbore using a device for recording acoustic signals comprising at least two acoustic sensors;locating the sought acoustic signal sources in the well by means of co-processing of computer simulation data and data on acoustic signals inside the wellbore recorded using the aforementioned device.