Andrés Barrado

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This paper describes a modular architecture based on the dual-active bridge (DAB) converter in input-series-output-parallel (ISOP) connection. This work is focused on the input voltage sharing to ensure a proper operation of each module by means of an active control of input and output voltages. A small-signal model of the modular architecture is proposed(More)
This paper presents the configuration and control strategy for an input-series- and output-parallel-(ISOP) connected isolated DC/DC converter. The constituent modules are voltage-fed quasi-Z-source inverters with a single-phase isolation transformer and a voltage doubler rectifier. Experimental measurements with common duty cycle in open loop operation mode(More)
The power delivered by a photovoltaic power system depends strongly on the level of sunlight, the cell temperature and the nature of the load supplied, Itis therefore highly unpredictable. This paper presents the improvement of the MPPT algorithm Perturb and Observe (P & O) under rapidly changing climatic conditions. The results of the simulation in(More)