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題 名 | Convert an Analog Controller to Its Discrete-Time form via Sine Approach=以正弦法求類比控制器的離散式 |
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作 者 | 陳春明; 柳復華; 何君揚; | 書刊名 | 中正嶺學報 |
卷 期 | 28:2 2000.03[民89.03] |
頁 次 | 頁127-135 |
分類號 | 448.942 |
關鍵詞 | 數位化; 數位重設計; 取樣週期; Discretization; Digital redesign; Sampling period; |
語 文 | 英文(English) |
中文摘要 | 一種新的控制器數位化的方法被提出,這個方法合於自然的反應曲線,所以對需 要被數位化重新設計的系統顯得更有效用。同時由 s 到 z 之定義域的對應區域來看,在連 續時間下,一穩定的控制器經此轉換方法離散後依然能夠穩定;相較於原始的類比系統,新 的數位化離散系統之響應除仍保有良好的性能表現外,或亦可容忍相對較大的取樣週期。文 中將有一實例說明本方法之有效性。 |
英文摘要 | A new discretization method is proposed to convert an analog controller to is corresponding counterpart for the discrete-time system. This method is suitable for the natural response curve, so it can be more effective for digitally redesigned system. From the mapping region of s-domain to z-domain, it shows such an approach can generate a corresponding stable discrete-time controller for a stable continuous-time controller. The discrete-time controller via an approach of sine transformation has a good performance for its originally continuous-time response, or it can tolerate a comparatively large sampling period of the discrete-time system. An illustrated example is simulated to demonstrate the effectiveness of these results. |
本系統中英文摘要資訊取自各篇刊載內容。