in august 2016, agl energy announced a 5mw virtual-power-plant scheme for adelaide, australia. the company will supply battery and photovoltaic systems from sunverge energy, of san francisco, to 1000 households and businesses. the systems will cost consumers aud $3500 and are expected to recoup the expense in savings in 7years under current distribution network tariffs. the scheme is worth aud $20million and is being billed as the largest in the world.