頁籤選單縮合
題 名 | 不同街谷形式對都市風場之影響=The Effects of Various Types of Street Canyons on the Urban Wind Environment |
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作 者 | 邱英浩; 吳孟芳; 譚政泓; | 書刊名 | 建築與規劃學報 |
卷 期 | 9:2 2008.09[民97.09] |
頁 次 | 頁141-165 |
分類號 | 445.1 |
關鍵詞 | 都市風場; 街道尺度; 平均流速比; 計算流體力學; Urban wind environment; Urban aspect ratio; Average velocity ratio; Computational fluid dynamics; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究將探討不同街道尺度與建築物排列形式所導致之都市風場環境,因於街道進行實際量測較爲困難且耗費時間與人力,爲能考量不同環境參數可能對風場微氣候所造成之影響,本研究除利用計算流體力學(CFD)與實測數據之比較,以證明CFD於相關研究可信度之外,並利用CFD數值模擬方法進行不同街道尺度與建築排列形式之都市風場模擬,主要探討參數爲不同風速、街道尺度及建築排列形式所形成之環境風場,以了解不同街道尺度與建築排列形式之平均流速比變化,期望最終結果能成爲建築設計及都市規劃之參考依據。 |
英文摘要 | The present investigation aims at exploring the urban wind environment due to the various dimensions of streets and building layouts. Such a study which involves field measurement and long term monitoring is expected and the consumption of cost is high. In order to determine the effects of several parameters which may influence the urban wind environment, CFD was employed after the validation of CFD by the comparison with field measurement results. The effects of various scales of street canyons and layouts were simulated by means of CFD and the factors studied herein include the street aspect ratio, building layout and wind speed. The average velocity ratio was used for the analysis of wind environment. Optimistically, the result obtained from this work can be useful for the architectural design and urban planning. |
本系統中英文摘要資訊取自各篇刊載內容。