基于逆变器状态预测观测器的离散滑模变结构控制技术研究  

Research on Control Technique for Source Inverter of State Predictive Observer Based on Sliding-Mode Variable Structure

作　　者：朱晓琴[1] 沈翠凤[1] 

机构地区：[1]盐城工学院电气工程学院,江苏盐城224051

出　　处：《盐城工学院学报（自然科学版）》2011年第2期31-35,共5页Journal of Yancheng Institute of Technology:Natural Science Edition

摘　　要：设计了应用于电流源逆变器系统的基于状态预测观测器的离散滑模变结构控制器,实现了新能源并网时逆变器的输出与电网频率、幅值、相位相同。在控制技术研究中,借助状态反馈极点配置理论,详细给出了状态观测器的设计方法及其系数矩阵的设计过程。仿真分析证明了该设计的正确性与可行性。Variable-Struture cotroller with sliding mode based on state predictive observer is designed.The proposed control strategy can predict the system variables one beat advanced and reach the same of frequency,ampulitude and phase.which greatly improves the dynamic performance and stability of system.Base on the dynamic model of the CSI system,the state predietive observer matrix is designed detailedly using the Pole Placement theory of state feedback.The simulation results verified its feasibility and correctness.

关 键 词：电流源逆变器 滑模变结构控制 状态预测观测器 

分 类 号：TM464[电气工程—电器]