應(yīng)用CFD方法模擬室內(nèi)氣溶膠的傳輸與沉積
2010-08-25 16:26:42 閱讀()
摘要:【中文摘要】 本文對(duì)采用基于CFD模型的氣溶膠傳輸與沉降的研究進(jìn)行了綜述,詳細(xì)介紹了適用于室內(nèi)氣溶膠傳輸與沉積模擬的數(shù)值方法,對(duì)比了采用歐拉法以及拉格朗日法的數(shù)學(xué)模型以及各學(xué)者對(duì)其進(jìn)行的假設(shè)與修正。同時(shí),給出了各個(gè)研究者采用上述模型進(jìn)行室內(nèi)氣溶膠模擬的實(shí)例并對(duì)其進(jìn)行討論,得出了不同模擬方法研究氣溶膠傳輸及沉降的優(yōu)勢(shì)以及存在的問(wèn)題。 【英文摘要】 A brief review on the aerosol particle dispersion and deposition in enclosed environment using CFD method was carried.It compared the Eulerian and Lagrangian method used to simulate indoor aerosol transport in detail.The modifications of both models made by different researchers were also discussed.Then,some applications of using both models for predicting particle dispersion and deposition in enclosed environment cases were presented.At last,some conclusions on the pros and cons of the two simulation methods were given. 【中文關(guān)鍵詞】 氣溶膠; CFD; 模擬; 歐拉法; 拉格朗日法【英文關(guān)鍵詞】 aerosol particle; CFD simulation; Eulerian method; Lagrangian method
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