Well-log Analysis of Shale Gas Reservoirs

Well-logs provide continuous information about rocks and their pore fluid properties. Typical well-logs such as gamma-ray, density, neutron, sonic, and resistivity logs have been traditionally used to estimate shale volume, porosity, lithology, and fluid saturation in conventional oil and gas explor...

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Main Authors: Rezaee, Reza, Iqbal, Atif
Other Authors: R. Sorkhabi
Format: Book Chapter
Published: 2022
Online Access:http://hdl.handle.net/20.500.11937/94525
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author Rezaee, Reza
Iqbal, Atif
author2 R. Sorkhabi
author_facet R. Sorkhabi
Rezaee, Reza
Iqbal, Atif
author_sort Rezaee, Reza
building Curtin Institutional Repository
collection Online Access
description Well-logs provide continuous information about rocks and their pore fluid properties. Typical well-logs such as gamma-ray, density, neutron, sonic, and resistivity logs have been traditionally used to estimate shale volume, porosity, lithology, and fluid saturation in conventional oil and gas exploration, where shale formations are treated as hydrocarbon sources rocks and sandstone and carbonate formations are reservoir rocks for the migrated oil and gas. However, well-log interpretations for unconventional shale plays, in which shale formations are targeted as self-sourced reservoir rocks, do not follow the same methodologies used for conventional sandstone and carbonate reservoirs. This is due to the complex nature and additional parameters that are required to be estimated for shale reservoirs. Moreover, well-log methodologies for reservoir-fluid characterization have been traditionally advanced and calibrated for sandstone and carbonate rocks. Nevertheless, certain novel concepts and emerging procedures attempt to utilize well-logs for the evaluation of shale reservoirs including their organic richness, porosities, water saturation, gas volumes, and geomechanical properties.
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spelling curtin-20.500.11937-945252024-05-03T06:07:13Z Well-log Analysis of Shale Gas Reservoirs Rezaee, Reza Iqbal, Atif R. Sorkhabi Well-logs provide continuous information about rocks and their pore fluid properties. Typical well-logs such as gamma-ray, density, neutron, sonic, and resistivity logs have been traditionally used to estimate shale volume, porosity, lithology, and fluid saturation in conventional oil and gas exploration, where shale formations are treated as hydrocarbon sources rocks and sandstone and carbonate formations are reservoir rocks for the migrated oil and gas. However, well-log interpretations for unconventional shale plays, in which shale formations are targeted as self-sourced reservoir rocks, do not follow the same methodologies used for conventional sandstone and carbonate reservoirs. This is due to the complex nature and additional parameters that are required to be estimated for shale reservoirs. Moreover, well-log methodologies for reservoir-fluid characterization have been traditionally advanced and calibrated for sandstone and carbonate rocks. Nevertheless, certain novel concepts and emerging procedures attempt to utilize well-logs for the evaluation of shale reservoirs including their organic richness, porosities, water saturation, gas volumes, and geomechanical properties. 2022 Book Chapter http://hdl.handle.net/20.500.11937/94525 restricted
spellingShingle Rezaee, Reza
Iqbal, Atif
Well-log Analysis of Shale Gas Reservoirs
title Well-log Analysis of Shale Gas Reservoirs
title_full Well-log Analysis of Shale Gas Reservoirs
title_fullStr Well-log Analysis of Shale Gas Reservoirs
title_full_unstemmed Well-log Analysis of Shale Gas Reservoirs
title_short Well-log Analysis of Shale Gas Reservoirs
title_sort well-log analysis of shale gas reservoirs
url http://hdl.handle.net/20.500.11937/94525