AZIMUTHAL ELECTROMAGNETIC WAVE LOGGING WHILE DRILLING SIGNAL PROCESSING METHOD AND APPARATUS, AND STORAGE MEDIUM

An azimuthal electromagnetic wave logging while drilling signal processing method and apparatus, and a storage medium. The method comprises: obtaining a logging signal collected by an azimuthal electromagnetic wave logging while drilling device; determining a fitting parameter of the logging signal...

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Hauptverfasser: LIU, Tianlin, MA, Mingxue, YUE, Xizhou, LI, Guoyu, WENG, Xinhuo, ZHAI, Jinhai
Format: Patent
Sprache:chi ; eng ; fre
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Zusammenfassung:An azimuthal electromagnetic wave logging while drilling signal processing method and apparatus, and a storage medium. The method comprises: obtaining a logging signal collected by an azimuthal electromagnetic wave logging while drilling device; determining a fitting parameter of the logging signal by taking a trigonometric function as a basis function according to an orthogonal function theory; and determining, according to the fitting parameter, stratum information corresponding to the logging signal, the stratum information at least comprising one of the following: a phase geological signal, an amplitude geological signal, a phase anisotropic signal, and an amplitude anisotropic signal. The azimuthal electromagnetic wave logging while drilling device is a double-oblique coil device. Procédé et appareil de traitement de signaux de diagraphie d'ondes électromagnétiques azimutales pendant le forage, ainsi qu'un support de stockage. Le procédé comprend les étapes consistant : à obtenir un signal de diagraphie