Kind of beam

I-Profil DIN 1025 —S235JR-IPB 180

Number of stiffening sheets

16

Thickness of stiffening sheets

$t=14\text{mm}$

Modal mass of foundation ( $m_{\text{f}}=m_{\text{fDL}}=m_{\text{fDR}}=m_{\text{fNL}}=m_{\text{fNR}}$ )

$m_{\text{f}}=10\text{kg}$

Mechanical loss factor ( $\tan {\delta }_{\text{f}}=\tan {\delta }_{\text{fDL}}=\tan {\delta }_{\text{fDR}}=\tan {\delta }_{\text{fNL}}=\tan {\delta }_{\text{fNR}}$ )

$\tan {\delta }_{\text{f}}=0.04$

Subsitute stiffness of foundation (machine directly mounted on foundation):

· $c_{\text{fx}}=c_{\text{fxDL}}=c_{\text{fxDR}}=c_{\text{fxNL}}=c_{\text{fxNR}}$

$c_{\text{fx}}=1000\text{kN}/\text{mm}$

· $c_{\text{fy}}=c_{\text{fyDL}}=c_{\text{fyDR}}=c_{\text{fyNL}}=c_{\text{fyNR}}$

$c_{\text{fy}}=146\text{kN}/\text{mm}$

· $c_{\text{fz}}=c_{\text{fzDL}}=c_{\text{fzDR}}=c_{\text{fzNL}}=c_{\text{fzNR}}$

$c_{\text{fz}}=1440\text{kN}/\text{mm}$

Subsitute stiffness of foundation (machine mounted with actuators on foundation):

· $c_{\text{fx}}=c_{\text{fxDL}}=c_{\text{fxDR}}=c_{\text{fxNL}}=c_{\text{fxNR}}$

$c_{\text{fx}}=42\text{kN}/\text{mm}$

· $c_{\text{fy}}=c_{\text{fyDL}}=c_{\text{fyDR}}=c_{\text{fyNL}}=c_{\text{fyNR}}$

$c_{\text{fy}}=20.5\text{kN}/\text{mm}$

· $c_{\text{fz}}=c_{\text{fzDL}}=c_{\text{fzDR}}=c_{\text{fzNL}}=c_{\text{fzNR}}$

$c_{\text{fz}}=1440\text{kN}/\text{mm}$