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Jackie Lim mark this message invalid request
originally written by Jackie Lim
目前如台北101大樓或哈里發塔所採用的渦流風阻尼減震器設計的建物基礎頻率約為0.15~0.2Hz左右,可以減低相對風壓變動引起的諧振40%的震幅,而一般地震的破壞力在於S波的加速度大小不在於低速的運動頻率,而其頻率範圍也遠高於風壓渦流頻率。所以 抖音視頻手機拍攝的101大樓頂部慢速大位移接近建物基礎諧振頻率的低頻擺動現象應該不可能發生才對,因此合理懷疑 那個視頻可能是經過AI動畫處理所產生。

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