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Improving breaking efficiency of hard rock: Research on the mechanism of impact-shear rock breaking technology

Energy Exploration and Exploitation
Pei Ju
exaly  

Novel hard rock breaking technique using ultra-high-frequency particle impact induced by ultrasonic vibration field

Energy
Qiongqiong Tang, Yu Zhou, Guansheng Han
exaly  
pdc bit
numerical simulation
rock-breaking efficiency
pdc cutter
confining pressure
fractal dimension
rock breaking mechanism
specific energy
mechanical specific energy
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