Photovoltaic (PV) energy has grown at an average annual rate of 60% in the last five years,
surpassing one third of the cumulative wind energy installed capacity, and is quickly …

An efficient and cost-effective power converter is a pre-requisite for the modern power
applications. With the evolvement of matured medium power self-commutated switching …

Multilevel converters have been under research and development for more than three
decades and have found successful industrial application. However, this is still a technology …

The main design objective of photovoltaic (PV) systems has been, for a long time, to extract
the maximum power from the PV array and inject it into the ac grid. Therefore, the maximum …

This paper presents a fuzzy logic controller (FLC)-based single-ended primary-inductor
converter (SEPIC) for maximum power point tracking (MPPT) operation of a photovoltaic …

This paper proposes a single-phase seven-level inverter for grid-connected photovoltaic
systems, with a novel pulsewidth-modulated (PWM) control scheme. Three reference signals …

In this paper, a fault-tolerant single-phase five-level inverter configuration is proposed for
photovoltaic (PV) generation systems. Conventional two-level inverters are popularly used …

This paper presents a single-phase transformerless grid-connected photovoltaic converter
based on two cascaded full bridges with different dc-link voltages. The converter can …

Large scale grid connected photovoltaic (PV) energy conversion systems have reached the
megawatt level. This imposes new challenges on existing grid interface converter topologies …

The application of photovoltaic (PV) as a source of electrical energy in the distributed
generation (DG) systems are gaining more attention with the advances in power electronics …