Upcoming debate on energy storage in microgrids was given a sense of urgency over the weekend as Cyclone Pam tore across Vanuatu in the Pacific.
As the devastated island nation issued a plea for international help, one of the questions facing the government and aid workers was how to restore power… and whether current fossil-fuelled generation sources should be replaced by renewable energy.
Like many island nations, Vanuatu has traditionally got most of its power from imported fossil fuels.
In 2010, for example, the nation’s main utility, the GDF Suez subsidiary Union Electrique du Vanuatu Limited (UNELCO), generated 68.7GWh of power using 14.3 megalitres of imported diesel along with 251 kilolitres of biofuel from coconut oil.
This reliance on imported fuel was already creating problems for the country before this weekend’s catastrophe. “The Government has been concerned for a number of years over the high cost of electricity,” noted the International Renewable Energy Agency.
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