An overview of efficient development practices at low permeability sandstone reservoirs in China

Low permeability sandstone reservoirs in China typically have more complicated geological conditions, pore structures, and flow characteristics as compared to medium-to-high-permeability sandstone reservoirs. Traditional geological and seepage theories, and engineering methods are not applicable to...

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Main Authors: Bingyu Ji, Jichao Fang
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2023-07-01
Series:Energy Geoscience
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666759223000252
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author Bingyu Ji
Jichao Fang
author_facet Bingyu Ji
Jichao Fang
author_sort Bingyu Ji
collection DOAJ
description Low permeability sandstone reservoirs in China typically have more complicated geological conditions, pore structures, and flow characteristics as compared to medium-to-high-permeability sandstone reservoirs. Traditional geological and seepage theories, and engineering methods are not applicable to the development of these low permeability reservoirs, and wells drilled into them often produce oil and gas at very low rates. Recent breakthroughs in reservoir exploitation technology have greatly improved the productivity of low permeability reservoirs, making them the primary target for oil exploration and extraction in China. The development theories and practices applied to low permeability reservoirs in China are reviewed in this study— based on relevant geological and engineering practices, including drilling, fracturing, recovery, and surface engineering. A unique series of technological advances that aid the development of low permeability reservoirs in China are summarized here. This study may serve as a meaningful guide in achieving scale efficiency for the development of low permeability reservoirs.
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spelling doaj.art-cf46df1dd3af49e9b621f2ed0a2991cf2023-06-21T07:00:58ZengKeAi Communications Co., Ltd.Energy Geoscience2666-75922023-07-0143100179An overview of efficient development practices at low permeability sandstone reservoirs in ChinaBingyu Ji0Jichao Fang1Corresponding author.; Petroleum Exploration and Production Research Institute, SINOPEC, Beijing, 100083, ChinaPetroleum Exploration and Production Research Institute, SINOPEC, Beijing, 100083, ChinaLow permeability sandstone reservoirs in China typically have more complicated geological conditions, pore structures, and flow characteristics as compared to medium-to-high-permeability sandstone reservoirs. Traditional geological and seepage theories, and engineering methods are not applicable to the development of these low permeability reservoirs, and wells drilled into them often produce oil and gas at very low rates. Recent breakthroughs in reservoir exploitation technology have greatly improved the productivity of low permeability reservoirs, making them the primary target for oil exploration and extraction in China. The development theories and practices applied to low permeability reservoirs in China are reviewed in this study— based on relevant geological and engineering practices, including drilling, fracturing, recovery, and surface engineering. A unique series of technological advances that aid the development of low permeability reservoirs in China are summarized here. This study may serve as a meaningful guide in achieving scale efficiency for the development of low permeability reservoirs.http://www.sciencedirect.com/science/article/pii/S2666759223000252Well patternFracturingDevelopment modelReservoir descriptionLow permeability reservoir
spellingShingle Bingyu Ji
Jichao Fang
An overview of efficient development practices at low permeability sandstone reservoirs in China
Energy Geoscience
Well pattern
Fracturing
Development model
Reservoir description
Low permeability reservoir
title An overview of efficient development practices at low permeability sandstone reservoirs in China
title_full An overview of efficient development practices at low permeability sandstone reservoirs in China
title_fullStr An overview of efficient development practices at low permeability sandstone reservoirs in China
title_full_unstemmed An overview of efficient development practices at low permeability sandstone reservoirs in China
title_short An overview of efficient development practices at low permeability sandstone reservoirs in China
title_sort overview of efficient development practices at low permeability sandstone reservoirs in china
topic Well pattern
Fracturing
Development model
Reservoir description
Low permeability reservoir
url http://www.sciencedirect.com/science/article/pii/S2666759223000252
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