An Experiment Monitoring Signals of Coal Bed Simulation under Forced Vibration Conditions

Table 7

Extreme and enhanced coefficient of acceleration response (0.02 g).

Shock excitation frequency (Hz)	(g)	(g)	(g)	(g)
1	0.0191	0.00272	0.00274	0.00526	1.73	1.75	3.30
5	0.02435	0.00472	0.00508	0.00727	1.96	2.17	3.11
10	0.0177	0.00340	0.00376	0.00664	1.52	1.74	3.08
15	0.0179	0.00338	0.00377	0.00756	1.39	1.57	3.15
20	0.01757	0.00407	0.00443	0.00803	1.58	1.71	3.11
24	0.0193	0.00403	0.00418	0.00766	1.46	1.52	2.78