Deformation and failure characteristics and fracture evolution of cryptocrystalline basalt

• 作 者: Zhenjiang Liu Chuanqing Zhang
• 机 构: StateKeyLaboratoryofGeomechanicsandGeotechnicalEngineering,UniversityofChineseAcademyofSciences,Powe
• 出 处: 岩石力学与岩土工程学报:英文版
• 发表日期: 2019年5期
• 关键词: Baihetan HYDROPOWER STATION Cryptocrystalline BASALT Deformation and failure CHA
• 基金项目: This work is supported by the Key Projects of the Yalong River Joint Fund of the National Natural Science Foundation of China(Grant No.U1865203)and the National Natural Science Foundation of China(Gra

Cryptocrystalline basalt is one of the two major types of rocks exposed in the super large-scale underground powerhouse in Baihetan hydropower station in China.The rock of this type shows various sitespecific mechanical responses(e.g.fragmentation,fractur