In India most of the telecom towers experience various problems such as poor voltage regulation, less load factor, and frequent interruptions in power supply. Because of the unpredictable nature of renewable energy sources, these systems have to be combined together with proper energy storage systems. In this work, stand-alone solar–wind hybrid renewable energy system with battery storage systems are considered to supply uninterrupted power to rural telecom. Conventional systems use individual DC–DC power converters for each renewable energy source which leads to increase in component count, complex topology, and reduced efficiency. This work proposes a single integrated cuk-luo DC–DC converter which is used to connect solar and wind sources with the point of common coupling (PCC). The components used in the proposed cuk-luo DC–DC converter are analysed using MATLAB/Simulink platform, and the losses of each component are calculated. It was found that the proposed system has the efficiency of 92.25%.

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Power Management Technique for Integrated CUK-LUO Converter-Based Solar–Wind Hybrid System

  • A. Wisemin Lins,
  • Debarchita Mishra

摘要

In India most of the telecom towers experience various problems such as poor voltage regulation, less load factor, and frequent interruptions in power supply. Because of the unpredictable nature of renewable energy sources, these systems have to be combined together with proper energy storage systems. In this work, stand-alone solar–wind hybrid renewable energy system with battery storage systems are considered to supply uninterrupted power to rural telecom. Conventional systems use individual DC–DC power converters for each renewable energy source which leads to increase in component count, complex topology, and reduced efficiency. This work proposes a single integrated cuk-luo DC–DC converter which is used to connect solar and wind sources with the point of common coupling (PCC). The components used in the proposed cuk-luo DC–DC converter are analysed using MATLAB/Simulink platform, and the losses of each component are calculated. It was found that the proposed system has the efficiency of 92.25%.