Figure 1:
The model of the load.
Figure 2:
The model of the analyzed system (na=2).
Figure 3:
The basic structure of genetic algorithms.
Figure 4:
The scheme of the genetic algorithm.
Figure 5:
The Δ plot in the case of: a) E[w(0.5L,t)], b) σ[(0.5L,t)]
Figure 6.
The optimal position of two absorbers xai∈〈0.25L;0.75L〉 for two different directions of traffic moving with the constant velocity v=0.8 vcr for the adjustment function – the minimum of the expected value of deflection functions in the middle span of the bridge’s beam E[w].
Figure 7:
The optimal parameter κai=ωai/ωs of two absorbers for two different directions of traffic moving with the constant velocity v=0.8 vcr for the adjustment function – the minimum of the expected value of deflection functions in the middle span of the bridge’s beam E[w].
Figure 8:
The adjustment function – the minimum of the expected value of deflection functions in the middle span of the bridge’s beam E[w].
Figure 9.
The optimal position of two absorbers xai∈〈0.25L;0.75L〉 for two different directions of traffic moving with the constant velocity v=0.8 vcr for the adjustment function – the minimum of the standard deviation of deflection functions in the middle span of the bridge’s beam σ[w].
Figure 10:
The optimal parameter κai=ωai/ωs of two absorbers for two different directions of traffic moving with the constant velocity v=0.8 vcr for the adjustment function – the minimum of the standard deviation of deflection functions in the middle span of the bridge’s beam σ[w].
Figure 11:
The adjustment function – the minimum of standard deviation of the deflection functions in the middle span of the bridge’s beam σ[w].
Figure 12:
Comparison of the system’s response when applying one and two absorbers for different velocity v=0.7 ÷2.4 vcr for the adjustment function – the minimum of the standard deviation.
Figure 13:
The optimal position of one or two absorbers xai∈〈0.25L;0.75L〉 for different velocity v=0.7 ÷2.4 vcr for the adjustment function – the minimum of the standard deviation of deflection functions in the middle span of the bridge’s beam σ[w].