Official Journal of the Japan Wood Research Society
Table 5 Calibrated parameters for the Q-pinch model in the axial spring
Stiffness (N/mm) | Displacement (mm) | Force (N) | Degradation factor | ||||||
|---|---|---|---|---|---|---|---|---|---|
k1 | k2 | k3 | k4 | k5 | δu | δF | F0 | α | β |
4250 | 220 | − 150 | 4250 | 20 | 1.45 | 5.4 | 4095 | 0.55 | 1.1 |