Study on blasting fragmentation mechanism of burnt rock in open-pit coal mine

Study on blasting fragmentation mechanism of burnt rock in open-pit coal mine

Abstract A large number of burnt rocks in some open-pit mines in Xinjiang, Inner Mongolia and Ningxia have a great influence on the blasting effect. For this kind of rock, through the analysis of physical and chemical changes, combined with ANSYS/LS-DYNA and PFC 2D numerical simulation software, a b...

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Bibliographic Details
Main Authors: Zheng-Zhao Jia, Hong-Jie Li, Wei Li, Jie Yan, Xiao-He Wang
Format: Article
Language:English
Published: Nature Portfolio 2024-02-01
Series:Scientific Reports
Subjects:
Open-pit mine
Burnt rocks
Bench blasting
Blasting mechanism
Online Access:https://doi.org/10.1038/s41598-024-55802-2

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