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    Please use this identifier to cite or link to this item: https://tkuir.lib.tku.edu.tw/dspace/handle/987654321/118203

    Title: ANN modeling of wind pressure spectra on hemispherical dome roofs
    Other Titles: 半圓頂型屋蓋結構風壓頻譜之類神經網路模擬
    Authors: Jenmu Wang, Bo-Yi Liu, Yuan-Lung Lo
    Keywords: 輻狀基底函數類神經網路;結構風工程;風壓頻譜;大跨徑結構;RBFNN;structural wind engineering;wind pressure spectrum;large span structure
    Date: 2019-12
    Issue Date: 2020-03-07 12:11:17 (UTC+8)
    Abstract: 結構物的耐風設計通常需要經由風洞實驗,取得風壓頻譜的實驗數據,其過程相當耗時且費用昂貴。使用回歸公式來整理分析實驗數據,常無法得到準確的風壓頻譜值,因此,如何更有效的利用風洞實驗氣動力資料庫是一個重要的課題。本研究利用半圓頂型結構風壓資料庫,著重於半圓頂模型其曲率與結構高度的變化,對於子午線上風壓頻譜的影響,利用隨機選取法撰寫幅狀基底函數類神經網路(RBFNN)程式,在訓練、驗證與測試網路的過程中,尋找符合理論且準確的估算模型,最後得到的ANN預測模型與前人之回歸公式做進一步的比較探討,更突顯了其準確性與適用性的優勢。
    Relation: Journal of the Chinese Institute of Civil and Hydraulic Engineering 31(8), p.739-746
    DOI: 10.6652/JoCICHE.201912_31(8).0007
    Appears in Collections:[土木工程學系暨研究所] 期刊論文

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