Formation resistivity azimuth anisotropy determination method and device

The invention provides a formation resistivity azimuth anisotropy determination method and device. The electrical anisotropy is determined by using a resistivity measured by a current and voltage of electrode infinitesimal elements on a plurality of pairs of polar plates, and the plurality of pairs...

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Bibliographische Detailangaben
Hauptverfasser: NING CONGQIAN, LI CHAOLIU, YUAN CHAO, HU FALONG, SONG LIANTENG, FENG ZHOU, HU HAICHUAN, LI XIA
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a formation resistivity azimuth anisotropy determination method and device. The electrical anisotropy is determined by using a resistivity measured by a current and voltage of electrode infinitesimal elements on a plurality of pairs of polar plates, and the plurality of pairs of polar plates have the set azimuth angle, so that the measured electrical anisotropy further comprises the azimuth information; and the anisotropy data is more accurate and comprehensive, a novel anisotropy determination method is provided, the problem that existing anisotropy research means are single is solved, and anisotropy parameters which are not reacted through sound waves can be obtained. 本申请提供的地层电阻率方位各向异性确定方法及装置,利用多对极板上的电极微元的电流和电压测出的电阻率来确定电各向异性,由于多对极板具有设定的方位角,因此测出的电各向异性还进一步包含了方位信息,各向异性数据更加准确和全面,提供了一种新的各向异性确定方法,解决了目前研究各向异性的手段单一等问题,并能够获得并非通过声波反应的各向异性参数。