Influence of bedding structure on stress-induced elastic wave anisotropy in tight sandstones

• 作 者: Xiaying Li Xinglin Lei Qi Li D
• 机 构: StateKeyLaboratoryofGeomechanicsandGeotechnicalEngineering,UniversityofChineseAcademyofSciences,Nati
• 出 处: 岩石力学与岩土工程学报:英文版
• 发表日期: 2021年1期
• 关键词: Elastic wave anisotropy Stress-induced anisotropy Anisotropy reversal Bedding or
• 基金项目: The research was partially supported by the National Natural Science Foundation of China(Grant Nos.41902297,41872210),the Natural Science Foundation of Hubei Province(Grant No.2018CFB292),Open Researc

To understand the evolution of stress-induced elastic wave anisotropy,three triaxial experiments were performed on sandstone specimens with bedding orientations parallel,perpendicular,and oblique to the maximum principal stress.P-wave velocities along 64