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11th Biennial International Conference and Exposition on the theme

2D Geostatistical Modeling and Volume Estimation of an Important Part of Western Onland Oil Field, India

Published in GEOHORIZONS - 2015

Satyajit Mondal*, Liendon Ziete, and B. S. Bisht ( GEOPIC, ONGC),M.A.Z.Mallik (E&D, Directorate, ONGC

Abstract


The purpose of the present study is to carry out geostatistics based 2D reservoir modeling of an important oil field area. Study involves generation of Simple Kriging (SK) and Sequential Gaussian Simulation (SGS) based 2D models of zone thickness, pay thickness, porosity and water saturation. These models show few important areas that helped identifying prospect of new development wells and testing of the existing wells. Finally reservoir volume was calculated from Simple Kriging and SGS based E-type estimation models. This reservoir volume is in agreement with the 3D reserve calculated from Geostatistics based 3D model.

Keywords


Simple Kriging, Sequential Gaussian Simulation, E-type estimation

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