Mariane Rodrigues Rita, Pierre Rossi, Eduardo de Moraes Rego Fairbairn and Fernando Luiz Bastos Ribeiro
This paper presents an extension of the validation domain of a previously validated three-dimensional probabilistic semi-explicit cracking numerical model, which was initially validated for a specific concrete mix design. This model is implemented in a f...
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Farid Mehri Sofiani, Behzad V. Farahani and Jorge Belinha
This work investigates fracture characteristics of a marble semi-circular bend (SCB) specimen with a pre-defined crack under a compressive loading condition. It aims at evaluating how the fracture toughness can be affected by the crack and span length va...
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Ying Liu, Qing Wang, Jianping Chen, Shengyuan Song, Jiewei Zhan and Xudong Han
This paper presents a method to estimate a representative element volume (REV) of a fractured rock mass based on the volumetric fracture intensity P32 and statistical tests. A 150 m ×" role="presentation">××
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Yiyu Lu, Yugang Cheng, Zhaolong Ge, Liang Cheng, Shaojie Zuo and Jianyu Zhong
When drilling coal-bearing sequences to enhance coal seam permeability by hydraulic fracturing (HF), the location where fractures are initiated is important. To date, most research on fracture initiation has studied the problem in two dimensions. In this...
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Katarzyna Pstrowska, Volodymyr Gunka, Iurii Sidun, Yuriy Demchuk, Nataliya Vytrykush, Marek Kulazynski and Michael Bratychak
A literature review of the five main theories describing the interaction mechanisms in the bitumen/aggregate system was conducted: theory of weak boundary layers, mechanical theory, electrostatic theory, chemical bonding theory, and thermodynamic theory ...
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