Unsupervised machine learning technique for classifying production zones in unconventional reservoirs

نویسندگان

چکیده

Significant amounts of information are rapidly increasing in bulk as a consequence the rapid development unconventional tight reservoirs. The geomechanical and petrophysical characteristics wellbore rocks influence sweet non-sweet areas Using standard approaches, such data from cores commercial software, it is difficult costly to locate productive zones. Furthermore, apply these techniques wells that do not have cores. This study presents less way for systematic objective detection non-productive zones via well-log using clustering unsupervised supervised machine learning algorithms. method cluster analysis has been used order classify reservoir rock groups reservoir. was accomplished by assessing variability forecasted looking at dimensions well logs. Support vector algorithm then evaluate classification accuracy algorithms based on labels. application made use approximately ten different variables including zonal depth, effective porosity, permeability, shale volume, water saturation, total organic carbon, young's modulus, Poisson's ratio, brittleness index, pore size. findings show both identified with high were time-consuming.

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ژورنال

عنوان ژورنال: International journal of intelligent networks

سال: 2023

ISSN: ['2666-6030']

DOI: https://doi.org/10.1016/j.ijin.2022.11.007