What is the average kWh/d per person in Sydney due to aluminium smelting?
Tomago aluminium smelter located near Sydney has a rated capacity of 520,000 tonnes of aluminium per year. The production of each kilogram of aluminium requires 15 kWh of primary energy to smelt from alumina. Assume the primary energy needed to run the smelter was divided among the population of Sydney (approx. 500,000). What is the average kWh/d per person in Sydney due to aluminium smelting?