文化大學機構典藏 CCUR:Item 987654321/3431
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    Please use this identifier to cite or link to this item: https://irlib.pccu.edu.tw/handle/987654321/3431


    Title: 以逆向熱傳法推算燃料電池內部溫度精確度之影響因素研究
    Other Titles: Investigation of the Factors Influential to the Numerical Accuracy on Predicting the Temperature Distribution in the Fuel Cell Using Inverse Heat Transfer Method
    Authors: 張鴻明
    張立中
    Contributors: 機械系
    Keywords: 燃料電池
    共軛梯度法
    數值模擬
    逆向熱傳
    Date: 2007-06
    Issue Date: 2010-06-08 10:55:37 (UTC+8)
    Abstract: 質子交換膜燃料電池運作時,由於電化學反應與歐姆阻抗等作用會由內部不斷發熱,此時其膜電極組是否能保持在容許溫度範圍內運作攸關其效能。惟由於膜電極組相當薄,又包封在內部,其溫度之直接監測並不容易。最可行的方式乃是由量測電池外殼之表面溫度然後透過逆向熱傳方法來推算其膜電極組表面之溫度。本研究結合了熱流分析套裝軟體ANSYS CFX的熱傳導模式與共軛梯度法(CGM)以進行逆向熱傳分析。分析範圍由外而內包含質子交換膜燃料電池端版、襯墊、集電板、流道板等,探討之重點初步包含起始值、溫度場型態、外表監測點數目與位置等因素對質子交換膜燃料電池內部溫度分佈推測精度之影響效應。
    Relation: 華岡工程學報 21期 P.41-48
    Appears in Collections:[College of Engineering] Chinese Culture University Hwa Kang Journal of Engineering

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