Vertically-integrated renewable-energy solutions provider the Sola Group has celebrated the official commissioning of South Africa’s largest operational wheeling project, which will add 256 MW of renewables capacity to the national grid to power mineral sands miner Tronox Mineral Sands’ operations in the country.   Speaking to Engineering News and Mining Weekly in an exclusive interview prior to the launch, Sola Assets MD Katherine Persson explained that the wheeling project encompasses two solar PV projects, with capacities of 126 MW and 130 MW, respectively, outside Lichtenburg in the North West.