Table 4 The iterative compensation process of curvature in stretch-bending
From: An Iterative Compensation Algorithm for Springback Control in Plane Deformation and Its Application
\(\rho^{d}\)(mm) | \(K^{d}\) (10−5 mm−1) | No. | \(\rho\)(mm) | \(\rho_{p}\)(mm) | \(K\) (10−5 mm−1) | \(K_{p}\) (10−5 mm−1) | \(\left| {K_{p} - K_{d} } \right|\) (10−5 mm−1) | \(K_{next}\) (10−5 mm−1) | \(\rho_{next}\)(mm) |
|---|---|---|---|---|---|---|---|---|---|
159 | 628.93 | 1 | 159 | 166.67 | 628.93 | 599.99 | 28.943 | 657.87 | 152.00 |
2 | 152.89 | 160.98 | 654.07 | 621.20 | 7.736 | 661.80 | 151.10 | ||
3 | 151.48 | 159.11 | 660.15 | 628.50 | 0.435 | – | – | ||
231 | 432.90 | 1 | 231 | 242.55 | 432.90 | 412.29 | 20.614 | 453.51 | 220.50 |
2 | 220.82 | 232.30 | 452.86 | 430.47 | 2.427 | 455.29 | 219.64 | ||
3 | 219.70 | 230.90 | 455.17 | 433.08 | 0.179 | – | – |