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題 名 | 鋼筋混凝土版承受不同重量之C4矩形炸藥接觸爆炸成坑之影響=Effect of Contact Explosion of Various Weights of Explosive C4 in Rectangular Shape on Steel-Reinforced Concrete Slabs |
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作 者 | 賴信宏; 洪正偉; 鄭丁興; | 書刊名 | 中正嶺學報 |
卷 期 | 41:2(A) 2012.11[民101.11] |
頁 次 | 頁99-111 |
分類號 | 440.328 |
關鍵詞 | 接觸爆炸; 坑洞; 矩形炸藥; Contact explosion; Crater; Rectangular-shape explosive; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究是以不同重量之C4矩形炸藥,對純混凝土版及鋼筋混凝土版實施接觸爆炸試驗,以探討鋼筋混凝土版受不同重量之C4炸藥接觸爆炸後成坑大小與破壞情形;結果顯示以75gC4炸藥以接觸爆炸對厚15cm之鋼筋混凝土版進行試驗,僅表面形成凹洞,背面並無任何破壞產生,100gC4炸藥在正面成坑與疤落,當125gC4炸藥作用便會將鋼筋混凝土版直接炸穿;由此可知相同形狀與密度之C4炸藥作用下,炸藥重量越重,造成的破壞亦越大。但以100g之C4炸藥作用於純混凝土版時,結果為直接炸穿;可以得知混凝土若無鋼筋負擔其拉力作用,便會降低其抗爆能力,增加體積比3%之鋼筋量也相對可以增加混凝土版對C4炸藥25%的抗爆能力。 |
英文摘要 | In this study, experiments of contact explosion of various weights of explosive C4 in rectangular shape, on concrete slabs and steel-reinforced concrete slabs were conducted and investigated. The goal was to determine crater size and damage conditions on the steel-reinforced concrete slabs subjected to contact explosion. The results showed that the steel reinforced concrete slab had only superficial craters and no destruction on the back when subjected to contact explosion of 75g of C4, the slab had craters on its front and debris on the back when subjected to 100g of C4, and the slab was breached by 125g of C4. The reinforced concrete slab can resist up to 125g of explosive C4 before being breached. However, whether more steel addition would continuously improve the blast-resistance capability requires further research. |
本系統中英文摘要資訊取自各篇刊載內容。