Do disk-type specimens generate a mode II fracture without confinement?
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- 作者：Wei-Wei Jia ; Peng-Zhi Pana ; pzpan@whrsm.ac.cn" class="auth_mail" title="E-mail the corresponding author ; Qing Linb ; Xia-Ting Fenga ; Meng-Ping Dua
- 关键词：Mode II fracture ; Mixed mode fracture ; Digital image correlation (DIC) ; Centrally cracked Brazilian disc (CCBD) ; Semi-circular bend (SCB)
- 刊名：International Journal of Rock Mechanics and Mining Sciences
- 出版年：2016
- 出版时间：September 2016
- 年：2016
- 卷：87
- 期：Complete
- 页码：48-54
- 全文大小：3400 K
文摘
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Digital image correlation is used to determine the fracture mode of rock.
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Pure mode II fracture cannot be created by so-called mode II loading without confinements.
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CCBD specimens generate a mix-mode fracture and SCB specimens generate a mode I fracture.