Study on rock damage and failure depth under particle water-jet coupling impact

• Published in: International journal of impact engineering Vol. 139; p. 103504
• Main Authors: Ren, Fushen, Fang, Tiancheng, Cheng, Xiaoze
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.05.2020; Elsevier BV
• Subjects: Algorithms; Computer simulation; Coupling; Coupling impact; Cumulative damage; Damage assessment; Damage mechanism; Experiment; Failure; Failure depth; Finite element method; Impact damage; Impact velocity; Mechanical properties; Numerical model; Numerical models; Particle size; Particle water-jet; Water damage; Coupling impact; Particle water-jet; Damage mechanism; Numerical model; Experiment; Failure depth

•Analysis of dynamical damage process by establishing simulation model of particle water-jet coupling impact rock.•The effect factors of rock damage and failure depth were discussed with experiment and simulation.•The failure mechanism and damage expansion law were revealed by defining Gaussian poin...