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題 名 | 以CFD探討住宅單元單開口通風之效能=A CFD Study of the Performance of Single Sided Ventilation for Domestic Building |
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作 者 | 邱英浩; 黃政達; | 書刊名 | 建築與規劃學報 |
卷 期 | 9:3 2008.12[民97.12] |
頁 次 | 頁169-192 |
分類號 | 441.64 |
關鍵詞 | 單面開口通風; 自然通風; 計算流體力學; Single-sided ventilation; Natural ventilation; Computational fluid dynamics; |
語 文 | 中文(Chinese) |
中文摘要 | 美國職業安全衛生協會(National Institute for Occupational Safety and Health, NIOSH)針對建築物室內空氣品質研究結果中指出,53%的問題係因不適當的通風,24~36%的問題則來自空氣污染物(Allard, 1998)。造成室內空氣品質不佳的因素,可分爲許多面向,針對不同面向之因素也各有其改善之道,然而對於既存之建築物而言,透過對通風策略之擬定而改善室內空氣品質爲最經濟可行之做法。因此,本研究以台灣常見之住宅單元形式爲主要模擬對象,利用數值模擬-計算流體力學(CFD)之方法,探討不同條件下單開口空間之自然通風效能。研究結果可知,單面開口之換氣次數易受風速與不同樓層高度之影響而產生變化,尤其當風向爲側向時,可得較佳之換氣效能,且熱浮力通風確實可輔助室內之通風換氣效率。 |
英文摘要 | National Institute for Occupational Safety and Health in USA, NIOSH, declared that the 53% of indoor air quality problem are resulted from the unsatisfactory of ventilation strategy and 24~36% of the problems are caused by air pollution. The problems of indoor air quality can divided into several aspects and there are also various solutions for each problem. For existing buildings, the most useful method for the improvement of indoor air quality is to determine a proper ventilation strategy. Therefore, the current research aims at studying the performances of single sided ventilation for domestic building, which is a common type of living space in Taiwan. |
本系統中英文摘要資訊取自各篇刊載內容。