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題 名 | Determining Optimal Excitation Controller Gains via an Optimization Programming Approach for the Damping of Synchronous Generators=利用最佳規劃法決定最佳激磁控制器增益以增進同步發電機之阻尼 |
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作 者 | 李象; | 書刊名 | 正修學報 |
卷 期 | 11 1998.07[民87.07] |
頁 次 | 頁107-116 |
分類號 | 448.2 |
關鍵詞 | 最佳規劃法; 最佳激磁控制器; 同步發電機; 阻尼; |
語 文 | 英文(English) |
中文摘要 | 本文提出一決定最佳激磁控制器增益以增加同步發電機阻尼之新方法。本法採用 最隹規劃技巧來設定激磁控制器之增益參數值。文中提出多階段式的逐步趨近演算法來搜尋 最佳增益值。為考量所設計控制器在多範圍的發電機工作條件下具強健控制特性,找尋增益 過程中建立了一發電機工作點的式樣圖(OPP)。由於每次搜尋控制器的增益參數過程中已 考慮了OPP上的所有點,因此在寬廣的工作條件下,同步發電機獲得良好阻尼特性是可預期 的。為驗證所提方法的有效性,特徵值分析、時域模擬分析及與傳統設計固定式激磁控制器 方法間的比較分析均將在文中一一地被加以執行。 |
英文摘要 | New approach to determining optimal excitation controller gains for the damping of synchronous generators is developed. An optimization programming technique is used to get the gain settings of the excitation controller. A searching algorithm for optimal controller gains is suggested. A multi-stage gradual approach method is applied in the searching algorithm, and an operating point's pattern (OPP) is consxtructed for the consideration of the robustness in the proposed controller. Since all points on the OPP are always considered in each stage of seeking gain parameters, good damping characteristics on the developed excitation controller under other operating conditions can be obtained. Eigenys us analyses, time domain simulations, and analyses compared with the conventional design for fixed-gain excitation controllers are all performed in order that the excellent performances in damping synchronous machine oscillations can be demonstrated. |
本系統中英文摘要資訊取自各篇刊載內容。