12 research outputs found

    Design and Simulation of Isolated Forward Buck Converter Based Switched Mode Power Supply

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    In this paper, design and implementation of Switched mode power supply is analysed for various alterations of the supply voltage. Proper components were selected and its functionality was verified in NI-MULTISIM as a simulator. At first open loop configuration was designed, implemented and its functionality was examined in NI-MULTISIM. To examine the performance of the proposed system, PI controller is embedded using PWM based feedback network, and successfully verified in NI-MULTISIM.</jats:p

    Design and Control of Modified Resonant Voltage Multiplier Rectifier for Photovoltaic Applications Using Electrolytic Capacitive Material

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    In this paper, a modified resonant voltage multiplier rectifier (RVMR) has been developed to improve the voltage gain and efficiency of the proposed converter on PV interconnected renewable energy systems. To acquire the most energy from the PV source, the improved RVMR scheme uses an altered Perturb and Observe (P&amp;O)-based MPPT approach. This paper develops a modified variable step size P&amp;O MPPT algorithm that can increase the PV system’s dynamic and steady-state performance at the same time. The recommended variable step size technique addresses the constraints of traditional P&amp;O MPPT. The suggested study uses the MATLAB/Simulink environment to analyze and evaluate voltage gain and efficiency.</jats:p
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