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9th Biennial International Conference and Exposition on Petroleum Geophysics on 16-18 February, 2012

Challenges in Using Hybrid Streamer Configuration-A Case Study

Published in GEOHORIZONS - 2012

Mayank K Banerjee1 *, P. Kumar1 , D. S. Manral1 , G. V. J. Rao1 , B. J. Reddy1 , P. K. Sharma1 , Dr. R. Dasgupta1 , Oil India Ltd., S. N. Singh

Abstract


Objective of this paper is to analyze the characteristics of offshore seismic signatures recorded using combination of solid and liquid sections, within a streamer length, under the cumulative influence of wind, waves, and lunar phases. Shot records acquired at different weather conditions viz calm and marginal sea state over the same study area were examined to study the performance of hybrid streamer configuration at different weather conditions. Moreover, integrated analysis of data pertaining to wind velocity, swell height, lunar phase with RMS amplitude maps helped to identify the limits of hybrid streamers and revalidate the effectiveness of solid streamers in addressing weather related noise

Keywords


Offshore, Swell, Noise, Wind, Streamer, RMS Amplitude, Spectrum, Sensitivity

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