| 研究生: |
陳仕閔 chen, se-min |
|---|---|
| 論文名稱: |
不可壓縮性彈性薄膜黏著介面之破壞模式分析 |
| 指導教授: |
林育芸
Lin, Yu-Yun |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 土木工程學系 Department of Civil Engineering |
| 論文出版年: | 2005 |
| 畢業學年度: | 93 |
| 語文別: | 中文 |
| 論文頁數: | 85 |
| 中文關鍵詞: | 不可壓縮 、薄膜 、介面破壞 |
| 相關次數: | 點閱:88 下載:3 |
| 分享至: |
| 查詢本校圖書館目錄 查詢臺灣博碩士論文知識加值系統 勘誤回報 |
摘要
不可壓縮性彈性薄膜材料受力時,其應力分析及破壞型態與薄膜接觸半徑 與厚度 比值相關。在接觸介面上的破壞型態,由實驗觀察可以預測三種較可能發生模式1.週邊破裂擴展2.內部裂縫擴展3.孔洞生成。本文利用有限元素套軟體ABAQUS建立薄膜應力場模型,分析薄膜於拉拔試驗中內部應力場分佈,並利用數值分析結果,討論不同接觸條件及週邊破裂模式下,比值對薄膜應力場及能量釋放率的影響,並預測平均應力與平均應變之關係曲線。同時討論內部孔洞生成時,薄膜內部應力場分佈之改變。
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