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The Stability Analysis of Buck Converter with Constant Power Load and Optimal PID Controller Design
Author(s): 
Pages: 19-21
Year: Issue:  6
Journal: Electric Switcher

Keyword:  buck变换器恒功率负载稳定域最优PID;
Abstract: 建立带恒功率负载的buck变换器模型,针对该模型采用DP算法分析变换器的PID控制器的稳定性空间,得出PID控制稳定域.采用ITAE性能指标为目标函数,在PID稳定域内寻找最优控制参数,得出PID控制器.并通过仿真对其控制效果进行验证.结果表明:该PID控制器和传统方法整定的PID控制比较,有良好的动态和稳定性能,有一定的应用价值.
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