Research Article
Numerical Simulation Research on Crack Bifurcation Mechanism of Bidirectional Cumulative Tensile Blasting
Table 4
Statistics of crack bifurcation angle.
| | Shaped energy angle | Bifurcation form | Left bifurcation crack and main crack angle | Right bifurcation crack and main crack angle | Theoretical value |
| | 24° | — | — | — | — | | 35° | One-side bifurcation | 38° | 40° | 32.48° | | 45° | Both sides bifurcation | 31°/31° | 30°/31° | 32.48° | | 60° | 26°/33° | 29°/27° | 32.48° |
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