Smart Inverter Controls and Microgrid Interoperation at DECC
Smart Inverter Controls and Microgrid Interoperation at DECC
Smart Inverter Controls and Microgrid Interoperation at DECC
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<strong>Microgrid</strong> ControlReactive Power <strong>and</strong> Voltage Regul<strong>at</strong>ion (Q‐V)• Voltage is a local variable• Droop control is applicable• Challenges:• DER Q output sharing errors due tothe impedances <strong>and</strong> local loads• Q circul<strong>at</strong>ion because of impropervoltage references• Voltage Regul<strong>at</strong>ion Approaches• Ideally system model & monitoring• Preset local PCC voltage reference<strong>and</strong> use droop control withoutcommunic<strong>at</strong>ion‣ Stti Setting local lPCC voltage referencevia central disp<strong>at</strong>ch or scheduleEffective Reactive Power<strong>at</strong> PCCTotal:DER1:DER2:December 200841
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