| 研究生: |
謝義書 I-Shu Hsieh |
|---|---|
| 論文名稱: |
速度與位移回饋式壓電吸振器之減振研究 Active Dynamic Control of a Plate withPiezoelectric Actuators |
| 指導教授: |
黃以玫
Yi-Mei Huang |
| 口試委員: | |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 機械工程學系 Department of Mechanical Engineering |
| 畢業學年度: | 90 |
| 語文別: | 中文 |
| 論文頁數: | 72 |
| 中文關鍵詞: | 主動式吸振器 、壓電 |
| 外文關鍵詞: | piezoelectric actuators, vibration control |
| 相關次數: | 點閱:10 下載:0 |
| 分享至: |
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本文主要目的為模擬一四邊皆簡支撐的金屬薄板,
受到作用於板中心的外力激振,並利用壓電材料能量轉換特性,配合適當的外加電路,使其成為具有回饋作用的主動式吸振器,藉以降低薄板的振動。
首先以漢米爾頓定理,及對薄板和壓電材料的基本假設,
求出板加上壓電材料的運動方程式,並配合不同的外加電路,即可以得到具有速度回饋或位移回饋之主動式壓電吸振器,並以Galerkin''s method 求得系統的近似解,
最後再以電腦模擬系統,並將所得數值結果加以分析與討論。
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