Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity

In view of the diversity of gas reservoir classification and the differences of characteristics of geology and development in different gas reservoirs, it is necessary to study the adaptability of gas reservoir classification. This paper analyzes and summarizes the current classification methods of...

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Main Authors: Jianzhong Zhang, Shusheng Gao, Huaxun Liu, Liyou Ye, Wenqing Zhu, Weiguo An
Format: Article
Language:English
Published: Elsevier 2023-11-01
Series:Energy Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352484723012775
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author Jianzhong Zhang
Shusheng Gao
Huaxun Liu
Liyou Ye
Wenqing Zhu
Weiguo An
author_facet Jianzhong Zhang
Shusheng Gao
Huaxun Liu
Liyou Ye
Wenqing Zhu
Weiguo An
author_sort Jianzhong Zhang
collection DOAJ
description In view of the diversity of gas reservoir classification and the differences of characteristics of geology and development in different gas reservoirs, it is necessary to study the adaptability of gas reservoir classification. This paper analyzes and summarizes the current classification methods of gas reservoirs, studies the microscopic pore characteristics and seepage mechanism of different gas reservoirs. The commonalities and individualities of seepage laws in different gas reservoirs are determined, the key factors that determine the development dynamics and effects of gas reservoirs are proposed, and the gas reservoirs types are divided from the perspective of development. The results show that the development characteristics of gas reservoirs are determined by the seepage law, and the seepage law is determined by the microscopic pore characteristics. Therefore, from the perspective of development, the microscopic pore characteristics are the fundamental of gas reservoir classification. Gas reservoirs can be divided into four types: tight, low permeability, medium and high permeability, and fractured. This classification method can unify the types of gas reservoirs according to the seepage laws of different gas reservoirs, establish corresponding seepage models, evaluate productivity, and predict performance. It is of great significance for rational, efficient and scientific development of gas fields.
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spelling doaj.art-975e06d93a66427a8f93f82c0ea9756f2023-12-23T05:21:35ZengElsevierEnergy Reports2352-48472023-11-011025372550Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivityJianzhong Zhang0Shusheng Gao1Huaxun Liu2Liyou Ye3Wenqing Zhu4Weiguo An5Research Institute of Petroleum Exploration and Development, Beijing 100083, China; University of Chinese Academy of Sciences, Beijing 101408, China; Institute of Porous Flow & Fluid Mechanics, Chinese Academy of Sciences, Langfang 065007, China; Corresponding author at: Research Institute of Petroleum Exploration and Development, Beijing 100083, China.Research Institute of Petroleum Exploration and Development, Beijing 100083, China; University of Chinese Academy of Sciences, Beijing 101408, China; Institute of Porous Flow & Fluid Mechanics, Chinese Academy of Sciences, Langfang 065007, ChinaResearch Institute of Petroleum Exploration and Development, Beijing 100083, ChinaResearch Institute of Petroleum Exploration and Development, Beijing 100083, China; University of Chinese Academy of Sciences, Beijing 101408, China; Institute of Porous Flow & Fluid Mechanics, Chinese Academy of Sciences, Langfang 065007, ChinaResearch Institute of Petroleum Exploration and Development, Beijing 100083, ChinaResearch Institute of Petroleum Exploration and Development, Beijing 100083, ChinaIn view of the diversity of gas reservoir classification and the differences of characteristics of geology and development in different gas reservoirs, it is necessary to study the adaptability of gas reservoir classification. This paper analyzes and summarizes the current classification methods of gas reservoirs, studies the microscopic pore characteristics and seepage mechanism of different gas reservoirs. The commonalities and individualities of seepage laws in different gas reservoirs are determined, the key factors that determine the development dynamics and effects of gas reservoirs are proposed, and the gas reservoirs types are divided from the perspective of development. The results show that the development characteristics of gas reservoirs are determined by the seepage law, and the seepage law is determined by the microscopic pore characteristics. Therefore, from the perspective of development, the microscopic pore characteristics are the fundamental of gas reservoir classification. Gas reservoirs can be divided into four types: tight, low permeability, medium and high permeability, and fractured. This classification method can unify the types of gas reservoirs according to the seepage laws of different gas reservoirs, establish corresponding seepage models, evaluate productivity, and predict performance. It is of great significance for rational, efficient and scientific development of gas fields.http://www.sciencedirect.com/science/article/pii/S2352484723012775Gas reservoir typeFractured gas reservoirSeepage capacityMicroscopic pore characteristicsSeepage law
spellingShingle Jianzhong Zhang
Shusheng Gao
Huaxun Liu
Liyou Ye
Wenqing Zhu
Weiguo An
Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity
Energy Reports
Gas reservoir type
Fractured gas reservoir
Seepage capacity
Microscopic pore characteristics
Seepage law
title Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity
title_full Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity
title_fullStr Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity
title_full_unstemmed Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity
title_short Research on types of gas reservoirs divided by seepage capacity and their seepage mechanism, law and productivity
title_sort research on types of gas reservoirs divided by seepage capacity and their seepage mechanism law and productivity
topic Gas reservoir type
Fractured gas reservoir
Seepage capacity
Microscopic pore characteristics
Seepage law
url http://www.sciencedirect.com/science/article/pii/S2352484723012775
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