Petrophysical characterization of shale reservoir based on nuclear magnetic resonance (NMR) experiment: A case study of Lower Cambrian Qiongzhusi Formation in eastern Yunnan Province, South China

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• 作者：Ang Li^a ; ^b ; ^c ; Wenlong Ding^a ; ^b ; ^c ; ^{dingwenlong2006@126.com} ; Ruyue Wang^a ; ^b ; ^c ; Jianhua He^a ; ^b ; ^c ; Xinghua Wang^a ; ^b ; ^c ; Yaxiong Sun^a ; ^b ; ^c ; Yang Gu^a ; ^b ; ^c ; Nailin Jiao^a ; ^b ; ^c
• 关键词：Shale reservoir ; Nuclear magnetic resonance (NMR) ; Petrophysical characterization ; T2 spectrums ; Pore characteristics
• 刊名：Journal of Natural Gas Science and Engineering
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：37
• 期：Complete
• 页码：29-38
• 全文大小：2971 K
• 卷排序：37

文摘

A regional Coates model is proposed to calculate the NMR permeability of shale. Seepage pores in bimodal shale are more developed than those in unimodal shale. Shale with higher bound water content has a greater T2cutoff. Transition pores account for the largest proportion, followed by mesopores.