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研究生: 林政霖
Lin, Zheng-Lin
論文名稱: 不同幾何形狀的散熱片陣列中流動與熱傳的數值模擬
Numerical Study of Flow and Heat Transfer in Heat Sink Arrays with Varied Fin Geometries
指導教授: 李崇綱
Li, Chung-Gang
學位類別: 碩士
Master
系所名稱: 工學院 - 機械工程學系
Department of Mechanical Engineering
論文出版年: 2025
畢業學年度: 113
語文別: 中文
論文頁數: 77
中文關鍵詞: 強制對流熱傳增強多樣化鰭片紐塞數
外文關鍵詞: Forced Convection, Heat Transfer Enhancement, Varied Fin Geometries, Nusselt Number
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  • 摘要 I Abstract II 致謝 X 目錄 XI 表目錄 XIII 圖目錄 XIV 符號說明 XV 第一章 緒論 1 1.1 研究背景 1 1.2 相關文獻回顧 2 第二章 物理模式與通式 4 2.1 物理模型種類 4 2.2 流場假設與統御方程式 7 2.3 工作區域邊界條件設定 9 2.3.1 入口條件 9 2.3.2 壁面條件 10 2.3.3 出口邊界條件 10 第三章 數值方法 11 3.1 網格模型 11 3.2 沉浸邊界法 (Immersed Boundary Method) 12 3.3 全域統一解法 15 3.4 Roe scheme 16 3.5 預處理法 Preconditioning method 22 第四章 數值驗證與結果討論 30 4.1 網格獨立性測試 (Mesh Independence test) 31 4.2 低雷諾數下鰭片形狀對流場與熱場之影響分析 36 4.2.1 不同形狀鰭片對流場的影響 36 4.2.2 不同形狀鰭片對熱場的影響 42 4.2.3 平均紐塞數之數值比較 44 4.2.4 整體性能比較 46 4.3 高雷諾數下鰭片形狀對流場與熱場之影響分析 47 4.3.1 不同形狀鰭片對流場的影響 47 4.3.2 平均紐塞數之數值比較 53 4.3.3 整體性能比較 55 第五章 結論與未來展望 56 5.1 結論 56 5.2 未來展望 57 參考文獻 58

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