Experimental Study and Numerical Simulation of Dynamic Stress-Strain of Directional Blasting with Water Jet Assistance

Table 2

Strain values for three different blasting models.

Test model	Strain value	Values (με)
		Channel 1	Channel 2	Channel 3	Channel 4
Model 1	Positive strain peak value	636.454	537.698	672.342	570.690
	Negative strain peak value	−495.945	−248.893	−722.151	−396.569
	Mean strain peak value	83.223	73.074	92.998	78.041
Model 2	Positive strain peak value	869.829	633.962	623.167	520.278
	Negative strain peak value	−341.492	−280.124	−718.531	−388.996
	Mean strain peak value	171.153	132.421	80.121	63.676
Model 3	Positive strain peak value	1177.456	810.468	350.768	295.034
	Negative strain peak value	−772.859	−348.843	−368.530	−271.644
	Mean strain peak value	224.876	189.897	27.480	12.654