Influencing Mechanism of Detonator Location on Blasting Vibration with Electronic Initiation Technology

Table 2

Analysis data of influence of initiation mode on vibration signals.

Blasting condition	Vibration amplitude		Vibration frequency
	GAV (%)	MAD	GFV (%)	MFD
L = 8 m with top and bottom initiation	35.04	0.95	32.09	0.48
L = 6 m with midpoint initiation	50.28	2.00	12.47	0.17
L = 4.5 m with midpoint initiation	−0.6	(−) 0.28	7.85	0.26
L = 3 m with midpoint initiation	5.68	0.33	1.97	0.04