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The Hawaiian Electric Companies

Learn about NREL's partnership projects with the Hawaiian Electric Companies at the Energy Systems Integration Facility.

Wind farm in Maui, Hawaii

Verification of Voltage Regulation Operating Strategies 

NREL has studied how Hawaiian Electric Companies can best manage voltage regulation functions from distributed technologies.

Two wind turbines next to the beach in Hawaii.

Technical Analysis for Power Supply Improvement Plan 

Hawaiian Electric Companies credits NREL for making its ambitious renewable electricity goals possible.

Photo of a home with rooftop photovoltaics in Hawaii

Evaluation of Advanced Solar Inverter Performance 

NREL has provided critical information to Hawaiian Electric Companies about the performance and impacts of advanced solar inverters.