In Situ Test Study of Characteristics of Coal Mining Dynamic Load

Table 1

Basic parameters in the in situ tests.

Test; number	Position			Monitored; energy (J)
	1	−81586.7	5070621.5		−424.1	296.0
2	−81646.2	5070651.1	−424.3	96.4
3	−81612.2	5070629.9	−424.4	400.0
4	−81627.7	5070638.6	−424.1	54.3
5	−81596	5070632.3	−424.5	96.3
6	−81619.6	5070638.8	−424.9	72.8