上游静止方柱尾流对下游方柱体尾激振动效应影响 1)
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EFFECT OF WAKE INDUCED-VIBRATION RESPONSES OF A SQUARE CYLINDER BEHIND THE STATIONARY SQUARE CYLINDER 1)
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图14. 当$Re=120, U_{\rm r}=14$时, 流体力系数及位移的时程曲线和能量谱密度(PSD) |
Fig. 14. Time history of the flow force coefficients ($C_{\rm D}$, $C_{\rm L})$and displacements ($X/D$, $Y/D)$and power spectral density (PSD) functions at $Re=120$and $U_{\rm r} =14$ |
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