Theoretical and Experimental Study on Damage Properties of Surrounding Rock under High-Frequency Constant Impact Load

<div>Principle of electric hammer’s drilling and implementation. (a) Schematic diagram of electric hammer’s drilling. (b) Waveform of electric hammer’s impact force.</div>

Shock and Vibration

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Figure 5

Figure 5: Theoretical and Experimental Study on Damage Properties of Surrounding Rock under High-Frequency Constant Impact Load 