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題 名 | 火害建築物結構材料性質評估 |
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作 者 | 黃兆龍; 林仁益; 王和源; | 書刊名 | 技術學刊 |
卷 期 | 3:2 1988.06[民77.06] |
頁 次 | 頁107-118 |
分類號 | 441.4 |
關鍵詞 | 火害; 建築物; 結構材料; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究乃針對經火災燃燒後之建築物結構體,鑽取代表性試攘,先經比色片對照試樣可能燃燒之溫度與色澤,再以X-ray、繞射儀掃瞄式電子顯微鏡、壓汞孔隙計及燒失量分析法,以觀測水化物經火災燃燒後之衰敗情形,據此以評估火害建築物結構材料之性質變化。試驗結果顯示,建築物受到約5小時之高溫燃燒後,結構體混凝土內部產生嚴重的微裂縫,對未來混凝土有相當不利之影響。 |
英文摘要 | This study was to evaluate the properties of the material of a fire attacked building. Samples were taken by a core machine. Their colors were compared by color plate. They were then examined by using X-ray diffraction, scanning electron microscopy, mercury intrusion porosimetry, and ignition loss techniques to study the changes in its microstructure. Test results indicate that, after five hours of exposure under extreme high temperature, microcracks were induced, these cracks are suspected to be harmful to the durability of existing structures. |
本系統中英文摘要資訊取自各篇刊載內容。