Electrical Engineering --> Power Electronics (matrix converter, current source inverters, power quality, active power filters, UPQCs) --> Photovoltaic systems (PV array modelling, PV converters, grid-side filter, control methods)Electrical Engineering --> Power Electronics (matrix converter, current source inverters, power quality, active power filters, UPQCs) --> Photovoltaic systems (PV array modelling, PV converters, grid-side filter, control methods)