| 研究生: |
王若衡 Wang, Ruo-Heng |
|---|---|
| 論文名稱: |
雙傾旋無人飛機之系統模型與控制平台建立 Modeling and Control Platform Design for Twinrotor VTOL Vehicle |
| 指導教授: |
林清一
Lin, Chin E. |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 航空太空工程學系 Department of Aeronautics & Astronautics |
| 論文出版年: | 2009 |
| 畢業學年度: | 97 |
| 語文別: | 英文 |
| 論文頁數: | 132 |
| 中文關鍵詞: | 垂直起降 、無人飛行載具 、航電系統 、微處理器 |
| 外文關鍵詞: | VTOL, Microcontroller Implementation, UAV, System Dynamics, Tiltrotor Control |
| 相關次數: | 點閱:67 下載:5 |
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TILT-ROTOR式旋翼及定翼雙型態載具具有許多優點,並利用於各種領域上。在分析載具之動力學特性時,可以發現系統的不穩定性。飛行測試平台的設計,提供了一個安全的環境,進行停懸控制測試,並能安全地調整控制參數。
本文首先提出傾旋機構與飛行測試平台的設計,其中提到架設測試平台的重要性,可用來避免控制律不當或者人為因素而造成飛行載具損毀或人員受傷等問題。再者,分析系統模型並設計了其對應的控制律,能讓載具能穩定停懸,並利用Matlab模擬飛機停懸時,系統的響應以及軌跡追蹤。
在即時航電控制系統中,核心為兩顆C8051微處理器,用來接收慣性感測器和霍爾感測器資訊,分別用於計算姿態和馬達轉速。並且執行控制律和調整制動器的輸出,藉由下載飛行資訊於後擷取系統,提供載具完整的飛行狀態資訊的紀錄。文中所設計的自主性飛行系統,從設計製造到實現,並利用傾旋載具成功停懸於測試平台上。
The tiltrotor aircraft provides advantage of better system operation requirements and performance for many applications. On control aspect, it is a unstable system with critical dynamic characteristics. A flight platform can be used as design project for control practice and system verification.
The design of tilting mechanism and aircraft platform is proposed in this thesis. The main structure of the vehicle is focused on the tilting mechanism as aircraft platform for safe hovering test before the control law can be fully satisfied. To aim at this platform operation, the control effort is developed to make safe flights. The system model and the probability of the control law for hovering flight must be analyzed in advance. The complicated model is separated into several subsystems, and its control algorithm is built for hovering flight. Before hovering experiment, a control strategy is formulated and simulated using MATLAB to examine its effectiveness. The Microcontroller unit (MCU)-based remote control system is built for aerial control. The microcontroller receives the inertial sensor data for flight attitudes, as well as Hall sensor data for motor speeds. Tiltrotor aircraft model and its flight controller are implemented for experiments under scheduled control procedures. The purpose of the experiment in this thesis accomplishes successful for hovering flight on the aircraft platform.
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