Research Article
Dynamic Model and Mechanical Properties of the Two Parallel-Connected CRLD Bolts Verified with the Impact Tensile Test
Table 3
Parameters used in drawing the analytical curve.
| Parameter | value |
| Constant resistance (KN) | 184.17 | Corresponding displacement on constant resistance (mm) | 2.3 | Coefficient on intensity of impact load (KN) | 148.245 | Coefficient on duration of impact load (1/ms) | 13.96 | Mass of single bolt shank and cone (Kg) | 3.26 | Mass of double sleeve and pallet (Kg) | 35.68 | Stiffness of the shank (KN/mm) | 79.8 | Sleeve elastic constant (N/m3) | 1.003 × 1011 | Cone geometrical constant (m3) | 2.902 × 10−6 | Static frictional coefficient | 0.1007 | Dynamic frictional coefficient | 0.0879 |
|
|