Theory and Modern Applications
Table 1 Comparison of the important parameters by RHM 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 | 3.4 | 49.74 | 0.02854 |
RHM | 3.51 | 45.35 | 0.02984 |
Relative error (%) | 3.2 | 8.8 | 4.6 |