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Smart Inverter Controls and Microgrid Interoperation at DECC

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PV <strong>Inverter</strong> Active <strong>and</strong> ReactivePower Control Simul<strong>at</strong>ion ResultsCase 2: MPPT & Fixed reactive power control with varying solar irradi<strong>at</strong>ion(worst case) 351200110030G(W W/m2)1000900800P(kW)2520PVarray DC voltag ge(V)70060010 15 20 25 30 35 40 45 50 55 60time(s)700650600550500450400350Solar Irradiance30010 20 30 40 50 60time(s)Q(kVAr)1510 15 20 25 30 35 40 45 50 55 60time(s)252015PV array active power outputPV inverter Q injectionQ reference10 20 30 40 50time(s)December 2008PV array output DC voltage32Fixed reactive power control1

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