1. Reference problem#

1.1. Geometry#

_images/100000000000038C000000B1C14F971780819719.png

Point masses: \({m}_{{P}_{1}}\mathrm{=}{m}_{{P}_{2}}\mathrm{=}{m}_{{P}_{3}}\mathrm{=}\dots \dots \mathrm{=}{m}_{{P}_{8}}\mathrm{=}m\)

Link stiffness: \({k}_{\mathit{AP1}}\mathrm{=}{k}_{\mathit{P1P2}}\mathrm{=}{k}_{\mathit{P2P3}}\mathrm{=}\dots \dots \mathrm{=}{k}_{\mathit{P8B}}\mathrm{=}k\)

1.2. Material properties#

Linear elastic translation spring

\(k\mathrm{=}{10}^{5}N\mathrm{/}m\)

Point mass

\(m\mathrm{=}10\mathit{kg}\)

1.3. Boundary conditions and loads#

Points \(A\) and \(B\): embedded (\(u\mathrm{=}0\)).

1.4. Initial conditions#

Not applicable for modal analysis.