山东大学学报 (工学版) ›› 2023, Vol. 53 ›› Issue (1): 106-113.doi: 10.6040/j.issn.1672-3961.0.2021.585
• • 上一篇
王骏林1,冯春2,张一鸣1*
WANG Junlin1, FENG Chun2, ZHANG Yiming1*
摘要： 为解决岩石热力学参数如比热、热传导系数等会伴随温度变化而影响岩石热破裂的问题,基于连续-非连续元方法,采用显式积分建立一种考虑参数温度关联性的岩石瞬态热-力-破裂耦合数值模型,通过该模型研究不同升温速率对岩石热裂过程的影响。结果表明:考虑参数温度关联时,破裂速率、破裂程度比不考虑参数温度关联小;裂缝最大宽度比不考虑参数温度关联时大、开裂持续时间更长。
中图分类号:
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