Open Access

Table 1

Modal optimization problem for structural dynamic scaling.

Objective Function Dimension
Mode shape difference minimization 1
Design Variables

Thicknesses vector [t] 12
Stringer section vector [s] 6
Point mass vector [m] 4

Total design variables: 22
Constraints

Scaled frequency matching λωωrωm = 0 N
Scaled mass matching λmMrMm = 0 1

Total constraints: N + 1

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.