Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property
碩士 === 國立成功大學 === 電機工程學系碩博士班 === 98 === The decentralized iterative learning trackers for the unknown sampled-data interconnected large-scale state-delay system consisting of multi-input multi-output subsystems with the closed-loop decoupling property is proposed in this thesis. The off-line obser...
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ndltd-TW-098NCKU54420772015-11-06T04:03:45Z http://ndltd.ncl.edu.tw/handle/53401450619542839353 Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property 適用於具有內部狀態延遲連結之未知資料取樣大尺度系統且具有閉迴路解藕特性的新式分散式重複學習追蹤器 Tze-YuYu 余澤佑 碩士 國立成功大學 電機工程學系碩博士班 98 The decentralized iterative learning trackers for the unknown sampled-data interconnected large-scale state-delay system consisting of multi-input multi-output subsystems with the closed-loop decoupling property is proposed in this thesis. The off-line observer/Kalman filter identification (OKID) method is used to obtain the decentralized linear models for subsystems in the interconnected large-scale system. In order to get over the effect of modeling error on the identified linear model of each subsystem, an improved observer with the high-gain property based on the digital redesign approach is developed to replace the observer identified by OKID. Then, iterative learning control (ILC) scheme is embedded to the decentralized models. Notice that the convergence of ILC is directly influenced by the initial control input. To accelerate the convergence of ILC, the digital-redesign linear quadratic tracker with the high-gain property is proposed as the initial control input of ILC. The high-gain property controllers can suppress the uncertain errors such as modeling errors, nonlinear perturbations, and external disturbances. Thus, the system output can quickly and accurately track the desired reference in a short time interval with the closed-loop decoupling property. Jason Sheng-Hong Tsai 蔡聖鴻 2010 學位論文 ; thesis 72 en_US |
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碩士 === 國立成功大學 === 電機工程學系碩博士班 === 98 === The decentralized iterative learning trackers for the unknown sampled-data interconnected large-scale state-delay system consisting of multi-input multi-output subsystems with the closed-loop decoupling property is proposed in this thesis. The off-line observer/Kalman filter identification (OKID) method is used to obtain the decentralized linear models for subsystems in the interconnected large-scale system. In order to get over the effect of modeling error on the identified linear model of each subsystem, an improved observer with the high-gain property based on the digital redesign approach is developed to replace the observer identified by OKID. Then, iterative learning control (ILC) scheme is embedded to the decentralized models. Notice that the convergence of ILC is directly influenced by the initial control input. To accelerate the convergence of ILC, the digital-redesign linear quadratic tracker with the high-gain property is proposed as the initial control input of ILC. The high-gain property controllers can suppress the uncertain errors such as modeling errors, nonlinear perturbations, and external disturbances. Thus, the system output can quickly and accurately track the desired reference in a short time interval with the closed-loop decoupling property.
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Jason Sheng-Hong Tsai |
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Jason Sheng-Hong Tsai Tze-YuYu 余澤佑 |
author |
Tze-YuYu 余澤佑 |
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Tze-YuYu 余澤佑 Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property |
author_sort |
Tze-YuYu |
title |
Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property |
title_short |
Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property |
title_full |
Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property |
title_fullStr |
Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property |
title_full_unstemmed |
Novel Decentralized Iterative Learning Trackers for the Unknown Sampled-data Interconnected Large-scale State-delay System with Closed-loop Decoupling Property |
title_sort |
novel decentralized iterative learning trackers for the unknown sampled-data interconnected large-scale state-delay system with closed-loop decoupling property |
publishDate |
2010 |
url |
http://ndltd.ncl.edu.tw/handle/53401450619542839353 |
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