The code and data of 'Reduced-order modeling of nonlinear flow-induced vibration of loosely supported elastic tube via proper orthogonal decomposition'
The remainder codes as follow:
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beam_vibration_fdm_ddeNSD_FOM.m
The full order modeling (FOM) finite differences method (FDM) for loosely supported tube bundle flow-induced vibration (FIV) system with various reduced velocity.
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U_340.mat
snapshots of flexible tube transverse deflection from 0 to 250 at U=3.4, the first line is the corresponding time.
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U_400.mat
snapshots of flexible tube transverse deflection from 0 to 250 at U=4.0, the first line is the corresponding time.
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U_480.mat
snapshots of flexible tube transverse deflection from 0 to 250 at U=4.8, the first line is the corresponding time.
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beam_vibration_fdm_dde_POD_34.m
The reduced order modeling (ROM) finite differences method (FDM) for loosely supported tube bundle flow-induced vibration (FIV) system at U=3.4.
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beam_vibration_fdm_dde_POD_40.m
The reduced order modeling (ROM) finite differences method (FDM) for loosely supported tube bundle flow-induced vibration (FIV) system at U=4.0.
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beam_vibration_fdm_dde_POD_48.m
The reduced order modeling (ROM) finite differences method (FDM) for loosely supported tube bundle flow-induced vibration (FIV) system at U=4.8.
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fixed_end_mode.m
Dominant modes for linear system and fluid induced vibration systems with different reduced velocity.
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Relative error_POD_mode.m
Relative error of truncated POD bases.