Research Article
Applied Research of Water Jet Technology in Preventing Rock Burst Occurred in Roadways
Table 2
The parameters of dynamic failure time (
) under different states.
| | State | Number | Height/mm | Diameter/mm | Cross s section area/mm2 | Dynamic failure time/ms | Mean dynamic failure time/ms |
| | Natural state | NS1 | 100 | 50 | 1962.5 | 141 | 206 | | NS2 | 101 | 50 | 1962.5 | 250 | | NS3 | 100 | 50 | 1962.5 | 203 | | Saturated water state | SWS1 | 99 | 50 | 1962.5 | 425 | 473 | | SWS2 | 99 | 50 | 1962.5 | 568 | | SWS3 | 100 | 50 | 1962.5 | 427 |
|
|
