Authors

Ramabadran Ramaprabha

· ORCID 0000-0002-2468-078X

Publications 3

Research article Open access

Realization of a Photovoltaic Fed Sparse Alternating Current (AC)-Link Inverter

Ramabadran Ramaprabha, G. Ramya, U. Ashwini et al. · The Journal of Engineering Research · 2016 · 10.24200/tjer.vol13iss2pp149-159

In this paper, a soft-switched alternating current (AC)-link buck-boost inverter with a reduced number of switches, referred to as a sparse AC-link buck-boost inverter, was designed and implemented for a photovoltaic (PV) interface. Important features of the sparse configuration included a lower number of switches, low …

Research article Open access

Comparative Analysis of Maximum Power Point Tracking Controllers under Partial Shaded Conditions in a Photovoltaic System

Ramabadran Ramaprabha, S.P. Chitra · The Journal of Engineering Research · 2015 · 10.24200/tjer.vol12iss1pp15-31

Mismatching effects due to partial shaded conditions are the major drawbacks existing in today’s photovoltaic (PV) systems. These mismatch effects are greatly reduced in distributed PV system architecture where each panel is effectively decoupled from its neighboring panel. To obtain the optimal operation of the PV pan …

Research article Open access

Comparison of Interleaved Boost Converter Configurations for Solar Photovoltaic System Interface

Ramabadran Ramaprabha, K Balaji, SB Raj et al. · The Journal of Engineering Research · 2013 · 10.24200/tjer.vol10iss2pp87-98

Solar photovoltaic (SPV) panels that convert light energy into electrical energy through the photovoltaic effect have nonlinear internal resistance. Hence, with the variation in the intensity of light falling on the panel, the internal resistance varies. For effective utilization of the SPV panel, it is necessary to ex …

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