基于LMI的时滞电力系统双层广域阻尼控制

针对时滞电力系统提出一种新型建模方法,并且对其进行了广域附加区间阻尼控制的双层控制设计。直接采用时滞系统控制理论克服广域信号的时滞对闭环电力系统稳定性的不良影响。第一层控制,对无时滞电力系统施加计及时滞的输出反馈控制,形成时滞闭环系统。第二层控制,利用时滞系统的控制理论,采用线性矩阵不等式方法,求解状态反馈矩阵和观测器增益矩阵,进行反馈控制。10机39节点算例测试系统上的仿真结果表明,基于该方法设计的附加区间阻尼控制器,具有一定的时滞不敏感性,鲁棒性强,能够较好地抑制区间振荡。该方法为关于时滞系统的控制理论在广域附加区间阻尼控制中的直接应用搭建了平台,提供了可行性。...

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Published in电力系统保护与控制 Vol. 41; no. 24; pp. 16 - 22
Main Author 罗珂 吕红丽 霍春岭 冯俊娥
Format Journal Article
LanguageChinese
Published 山东大学数学学院,山东 济南 250100%山东大学数学学院,山东 济南,250100 2013
山东建筑大学信息与电气工程学院,山东 济南,250101%山东建筑大学信息与电气工程学院,山东 济南 250101
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ISSN1674-3415

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Abstract 针对时滞电力系统提出一种新型建模方法,并且对其进行了广域附加区间阻尼控制的双层控制设计。直接采用时滞系统控制理论克服广域信号的时滞对闭环电力系统稳定性的不良影响。第一层控制,对无时滞电力系统施加计及时滞的输出反馈控制,形成时滞闭环系统。第二层控制,利用时滞系统的控制理论,采用线性矩阵不等式方法,求解状态反馈矩阵和观测器增益矩阵,进行反馈控制。10机39节点算例测试系统上的仿真结果表明,基于该方法设计的附加区间阻尼控制器,具有一定的时滞不敏感性,鲁棒性强,能够较好地抑制区间振荡。该方法为关于时滞系统的控制理论在广域附加区间阻尼控制中的直接应用搭建了平台,提供了可行性。
AbstractList TM77; 针对时滞电力系统提出一种新型建模方法,并且对其进行了广域附加区间阻尼控制的双层控制设计。直接采用时滞系统控制理论克服广域信号的时滞对闭环电力系统稳定性的不良影响。第一层控制,对无时滞电力系统施加计及时滞的输出反馈控制,形成时滞闭环系统。第二层控制,利用时滞系统的控制理论,采用线性矩阵不等式方法,求解状态反馈矩阵和观测器增益矩阵,进行反馈控制。10机39节点算例测试系统上的仿真结果表明,基于该方法设计的附加区间阻尼控制器,具有一定的时滞不敏感性,鲁棒性强,能够较好地抑制区间振荡。该方法为关于时滞系统的控制理论在广域附加区间阻尼控制中的直接应用搭建了平台,提供了可行性。
针对时滞电力系统提出一种新型建模方法,并且对其进行了广域附加区间阻尼控制的双层控制设计。直接采用时滞系统控制理论克服广域信号的时滞对闭环电力系统稳定性的不良影响。第一层控制,对无时滞电力系统施加计及时滞的输出反馈控制,形成时滞闭环系统。第二层控制,利用时滞系统的控制理论,采用线性矩阵不等式方法,求解状态反馈矩阵和观测器增益矩阵,进行反馈控制。10机39节点算例测试系统上的仿真结果表明,基于该方法设计的附加区间阻尼控制器,具有一定的时滞不敏感性,鲁棒性强,能够较好地抑制区间振荡。该方法为关于时滞系统的控制理论在广域附加区间阻尼控制中的直接应用搭建了平台,提供了可行性。
Abstract_FL A new system modeling method with respect to time delayed power systems is proposed, and then a two-layer controller of wide-area inter-area supplementary damping control is designed to overcome the negative effects on closed loop power system stability induced by time-delay of measured wide-area signals. The time delay system control theory can be directly applied through the modeling method. In the first layer, the time delay output feedback control is applied to power system without time delay to form the time delayed closed-loop system. In the second layer, the feedback control aiming at the time delayed system model is carried out. The state feedback matrix and observer gain matrix are solved by the LMI method based on the control theory of time delay system. The simulation of 10-machine 39-bus New England test system proves the damping controller based on the two-layer control strategy is insensitive to time delay to some extent with strong robustness and has better effect on suppressing the inner-area oscillation. The method proposed builds a platform and provides feasibility to apply the control theory of time delayed system directly in the design of damping control in power system.
Author 罗珂 吕红丽 霍春岭 冯俊娥
AuthorAffiliation 山东建筑大学信息与电气工程学院,山东济南250101 山东大学数学学院,山东济南250100
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Author_FL L Hong-li
HUO Chun-ling
FENG Jun-e
LUO Ke
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DocumentTitleAlternate Two layer inter-area damping control of power systems considering time-delay based on LMI
DocumentTitle_FL Two layer inter-area damping control of power systems considering time-delay based on LMI
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Keywords time delay power system model
时滞电力系统模型
阻尼控制
广域测量
wide-area measurement
linear matrix inequality (LMI)
线性矩阵不等式
双层控制
two layer control
damping control
Language Chinese
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Notes LUO Ke1, Lti Hong-li1' 2, HUO Chun-ling1, FENG Jun-e2 (1. School of Information and Electrical Engineering, Shandong Jianzhu University, Jinan 250101, China 2. School of Mathematics, Shandong University, Jinan 250100, China)
41-1401/TM
time delay power system model; linear matrix inequality (LMI); two layer control; damping control; wide-areameasurement
A new system modeling method with respect to time delayed power systems is proposed, and then a two-layer controller of wide-area inter-area supplementary damping control is designed to overcome the negative effects on closed loop power system stability induced by time-delay of measured wide-area signals. The time delay system control theory can be directly applied through the modeling method. In the first layer, the time delay output feedback contro[ is applied to power system without time delay to form the time delayed closed-loop system. In the second layer, the feedback control aiming at the time delayed system model is carried out. The state feedback matrix
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PublicationTitle 电力系统保护与控制
PublicationTitleAlternate Relay
PublicationTitle_FL Power System Protection and Control
PublicationYear 2013
Publisher 山东大学数学学院,山东 济南 250100%山东大学数学学院,山东 济南,250100
山东建筑大学信息与电气工程学院,山东 济南,250101%山东建筑大学信息与电气工程学院,山东 济南 250101
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Snippet 针对时滞电力系统提出一种新型建模方法,并且对其进行了广域附加区间阻尼控制的双层控制设计。直接采用时滞系统控制理论克服广域信号的时滞对闭环电力系统稳定性的不良影...
TM77; 针对时滞电力系统提出一种新型建模方法,并且对其进行了广域附加区间阻尼控制的双层控制设计。直接采用时滞系统控制理论克服广域信号的时滞对闭环电力系统稳定性的不...
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SubjectTerms 双层控制
广域测量
时滞电力系统模型
线性矩阵不等式
阻尼控制
Title 基于LMI的时滞电力系统双层广域阻尼控制
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