How the solar eclipse challenged the electricity grid in La Réunion

On September 1st, 2016, Reunion Island was on the front row to witness an extraordinary astronomical show: an annular eclipse. How did this rare event impact the photovoltaic generation, and the management of the local power grid? The Moon gradually blotted out the Sun in the morning of September 1st, successively casting its shadow from Equatorial Africa to the south of the Indian Ocean. Located