Table 2 Comparison of the important parameters by CRHM with R-K method for the cubic nonlinear packaging system
From: Ren-He’s method for solving dropping shock response of nonlinear packaging system
\(\boldsymbol{x_{m}~(\mathbf{cm})}\) | \(\boldsymbol{\ddot{x}_{m}~(\mathbf{g})}\) | \(\boldsymbol{\tau~(\mathbf{s})}\) | |
|---|---|---|---|
R-K | 3.40 | 49.74 | 0.02854 |
CRHM | 3.40 | 49.79 | 0.02811 |
Relative error (%) | 0.0 | 0.1 | 1.5 |