Boost-buck inverter variable structure control for grid-connected photovoltaic systems with sensorless MPPT

Carlos Meza, Domingo Biel, Juan Negroni, Francesc Guinjoan

Producción científica: Capítulo del libro/informe/acta de congresoContribución a la conferenciarevisión exhaustiva

20 Citas (Scopus)

Resumen

The present work describes the analysis, modeling and control of a transformerless Boost-Buck power inverter used as a DC-AC power conditioning stage for grid-connected photovoltaic (PV) systems. The power conditioning system's control scheme includes a variable structure controller to assure output unity power factor and a sensorless Maximum Power Point Tracking (MPPT) algorithm to optimize the PV energy extraction. To maximize the steady-state input-output energy transfer ratio a discrete linear controller is designed from a large-signal sampled data model of the system. The achievement of the DC-AC conversion at unity power factor and the efficient PV's energy extraction are validated with simulation results.

Idioma originalInglés
Título de la publicación alojadaProceedings of the IEEE International Symposium on Industrial Electronics 2005, ISIE 2005
Páginas657-662
Número de páginas6
DOI
EstadoPublicada - 2005
Publicado de forma externa
EventoIEEE International Symposium on Industrial Electronics 2005, ISIE 2005 - Dubrovnik, Croacia
Duración: 20 jun 200523 jun 2005

Serie de la publicación

NombreIEEE International Symposium on Industrial Electronics
VolumenII

Conferencia

ConferenciaIEEE International Symposium on Industrial Electronics 2005, ISIE 2005
País/TerritorioCroacia
CiudadDubrovnik
Período20/06/0523/06/05

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