Comparison of Two Impact Simulation Methods Used for Nonlinear Vibroimpact Systems with Rigid and Soft Impacts

Table 2

Parameters of vibroimpact system with soft impact.

Platform table mass 𝑚1, kg	7400.0
Form with concrete mass 𝑚2, kg	15000.0
Rubber block stiffness 𝑘0, 10^8 N m^−1	3.0
Vibroisolation spring stiffness 𝑘1, 10^6 N m^−1	1.278
Rubber block thickness ℎ, m	0.0275
Damping coefficients
In concrete mix 𝜉2	0.03
In rubber block 𝜉0	0.02
In vibroisolation spring 𝜉1	0.02
External loading amplitude 𝐹0, 10^5 N	2.44
External loading frequency 𝜔, rad s^−1	157.0