Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content

This investigation ventures into the nuanced porosity traits of shallow shale gas reservoirs, pinpointing the critical determinants of their gas content with a nuanced touch. By harnessing sophisticated microscopy and analytical methods, we embarked on an exploration into the porosity architecture o...

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Main Authors: Yang Liu, Chenggang Xian, Xiaoqing Huang
Format: Article
Language:English
Published: MDPI AG 2024-04-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/17/7/1682
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author Yang Liu
Chenggang Xian
Xiaoqing Huang
author_facet Yang Liu
Chenggang Xian
Xiaoqing Huang
author_sort Yang Liu
collection DOAJ
description This investigation ventures into the nuanced porosity traits of shallow shale gas reservoirs, pinpointing the critical determinants of their gas content with a nuanced touch. By harnessing sophisticated microscopy and analytical methods, we embarked on an exploration into the porosity architecture of shale, identifying the distinct pore spaces that harbor shale gas and applying gas adsorption techniques to evaluate its storage potential. Noteworthy is our utilization of diverse adsorption mechanisms and models to accurately fit methane adsorption data while carefully considering the influence of marine shallow shale’s pore structure peculiarities, total organic carbon (TOC) content, and clay mineral content on its adsorption prowess. We introduce a refined model for appraising gas adsorption volumes, an innovative stride toward bolstering the precise estimation of reserves in marine dam shallow shale gas and shedding light on accurate gas adsorption volume calculations in analogous shallow shale gas scenarios. This manuscript offers profound insights into the sophisticated interplay between shale porosity and gas storage, enriching our understanding and enabling more accurate future resource estimations.
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spelling doaj.art-9b29ba3cd7f540678cd21696f33249dc2024-04-12T13:18:04ZengMDPI AGEnergies1996-10732024-04-01177168210.3390/en17071682Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas ContentYang Liu0Chenggang Xian1Xiaoqing Huang2National Key Laboratory of Petroleum Resources & Engineering, China University of Petroleum, Beijing 102249, ChinaUnconventional Petroleum Science and Technology Institute, China University of Petroleum, Beijing 102249, ChinaPetroChina Zhejiang Oilfield Company, Hangzhou 310000, ChinaThis investigation ventures into the nuanced porosity traits of shallow shale gas reservoirs, pinpointing the critical determinants of their gas content with a nuanced touch. By harnessing sophisticated microscopy and analytical methods, we embarked on an exploration into the porosity architecture of shale, identifying the distinct pore spaces that harbor shale gas and applying gas adsorption techniques to evaluate its storage potential. Noteworthy is our utilization of diverse adsorption mechanisms and models to accurately fit methane adsorption data while carefully considering the influence of marine shallow shale’s pore structure peculiarities, total organic carbon (TOC) content, and clay mineral content on its adsorption prowess. We introduce a refined model for appraising gas adsorption volumes, an innovative stride toward bolstering the precise estimation of reserves in marine dam shallow shale gas and shedding light on accurate gas adsorption volume calculations in analogous shallow shale gas scenarios. This manuscript offers profound insights into the sophisticated interplay between shale porosity and gas storage, enriching our understanding and enabling more accurate future resource estimations.https://www.mdpi.com/1996-1073/17/7/1682shale gasWufeng–Longmaximethane adsorptionLangmuir pressure
spellingShingle Yang Liu
Chenggang Xian
Xiaoqing Huang
Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content
Energies
shale gas
Wufeng–Longmaxi
methane adsorption
Langmuir pressure
title Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content
title_full Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content
title_fullStr Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content
title_full_unstemmed Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content
title_short Characteristics of Micro–Nano-Pores in Shallow Shale Gas Reservoirs and Their Controlling Factors on Gas Content
title_sort characteristics of micro nano pores in shallow shale gas reservoirs and their controlling factors on gas content
topic shale gas
Wufeng–Longmaxi
methane adsorption
Langmuir pressure
url https://www.mdpi.com/1996-1073/17/7/1682
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AT chenggangxian characteristicsofmicronanoporesinshallowshalegasreservoirsandtheircontrollingfactorsongascontent
AT xiaoqinghuang characteristicsofmicronanoporesinshallowshalegasreservoirsandtheircontrollingfactorsongascontent