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題 名 | Robust State Estimation for Interconnected Systems by Local Observers |
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作 者 | 鄭振發; 柯嘉南; | 書刊名 | 南開學報 |
卷 期 | 7(下) 民91.06 |
頁 次 | 頁539+541-546 |
分類號 | 448.51 |
關鍵詞 | 耦合系統; 強鍵; 區域觀測器; Riccati方程式; Interconnected systems; Robust; Local observer; Riccati equation; |
語 文 | 英文(English) |
中文摘要 | 本文是針對受非線性耦合方程式及有限不定性的不定性耦合系統的區域觀測器合成的問題進行探討。文中所探討之連續性觀測器是根據有限的不定性及耦合項的特定方程式性質而設計,區域觀測器的增益矩陣以強制的Riccati方程式的解表示之,進而研究有關Riccati方程式可解的條件及建立尋求期望解的有效過程。最後利用所提出之非線性觀測器以使得觀測誤差達到指數收斂。 |
英文摘要 | The problem of local observer synthesis for uncertain interconnected systems subjected to nonlinear interaction functions and bounded uncertainties is considered. The scheme of the continuous observer is only based on certain functional properties of the uncertainty and interaction bounds. The gain matrices of the local observation scheme are in terms of the solutions of constrained Riccati equations. Solvable conditions of the constrained Riccati problem are investigated and then an efficient procedure for searching the desired solutions is established. Finally, the observation error converges exponentially by using the proposed nonlinear observer. |
本系統中英文摘要資訊取自各篇刊載內容。