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Port-controlled Hamiltonian-based controller for an interleaved boost PFC converter
IET Power Electronics ( IF 2 ) Pub Date : 2020-11-30 , DOI: 10.1049/iet-pel.2020.0307
Kumari Shipra 1 , Rakesh Maurya 1 , Shambhu N. Sharma 1
Affiliation  

This study reveals the energy shaping port-controlled Hamiltonian passivity-based control (PCH-PBC) technique for an interleaved boost power factor correction (IBPFC) converter. First, the mathematical modelling of an IBPFC converter is developed under all possible operating modes. Then, the average state-space model of the system is established with the help of averaging state-space technique. Further, the PCH technique is applied for controller design and the stability analysis of the proposed system is carried out. A proportional-integral (PI) controller is integrated with the PCH-PBC controller to achieve minimum steady-state errors. Finally, a Simulink model of the proposed system is developed using the Simulink toolbox of MATLAB software and its performances are studied under several operating conditions and verified through experimentation. To assess the system performance in terms of efficiency and input current total harmonic distortion (THD), the comparative study is also carried out under different controllers. Based on the simulation outcomes, the proposed controller is compared with the benchmark PI controller, adaptive passivity-based controller in terms of different control parameters. The performances of the controller are also investigated against dynamic variations at the input voltage and the load. It is observed that the proposed PCH-PBC controller achieves robustness against the aforesaid variations.

中文翻译:

基于端口控制的哈密顿量的交错式升压PFC转换器控制器

这项研究揭示了用于交错式升压功率因数校正(IBPFC)转换器的能量整形端口控制的基于哈密顿量的无源控制(PCH-PBC)技术。首先,在所有可能的工作模式下开发了IBPFC转换器的数学模型。然后,借助于平均状态空间技术,建立了系统的平均状态空间模型。此外,将PCH技术应用于控制器设计,并对该系统进行了稳定性分析。比例积分(PI)控制器与PCH-PBC控制器集成在一起,以实现最小的稳态误差。最后,使用MATLAB软件的Simulink工具箱开发了该系统的Simulink模型,并在几种工作条件下研究了其性能,并通过实验进行了验证。为了在效率和输入电流总谐波失真(THD)方面评估系统性能,还在不同的控制器下进行了比较研究。根据仿真结果,将所提出的控制器与基准PI控制器,基于自适应无源性的控制器在不同控制参数方面进行了比较。还针对输入电压和负载下的动态变化研究了控制器的性能。可以看出,提出的PCH-PBC控制器对上述变化具有鲁棒性。将该控制器与基准PI控制器,基于自适应无源性的控制器在不同控制参数方面进行了比较。还针对输入电压和负载下的动态变化研究了控制器的性能。可以看出,提出的PCH-PBC控制器对上述变化具有鲁棒性。将该控制器与基准PI控制器,基于自适应无源性的控制器在不同控制参数方面进行了比较。还针对输入电压和负载下的动态变化研究了控制器的性能。可以看出,提出的PCH-PBC控制器对上述变化具有鲁棒性。
更新日期:2020-12-01
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