1) Solar Case Study for African Mining
Summer 2018
Client: Publicly listed, global gold miner
Location: West Africa, remote area off-grid
Power Configuration: 100% of electricity supplied by generator sets running on imported diesel and heavy fuel oil
SCENARIO 1
Target Cost Savings: $3 million USD per annum
Solution: 10.7 megawatts (MW) of solar photovoltaic (PV) with a 1.5 megawatt hour (MWh) battery storage for emergency reserve
Savings: $3 million USD per annum
Payback Period: 4-5 years
Emissions Savings: 20,000-30,000 metric tonnes of CO2-equivalent per annum
SCENARIO 2
Target Cost Savings: $0.02-$0.03/kWh
Solution: 25 megawatts (MW) of solar photovoltaic (PV) with a 1.5 megawatt hour (MWh) battery storage for emergency reserve
Savings: $6.5 million USD per annum
Payback Period: 4-6 years
Emissions Savings: 40,000-60,000 metric tonnes of CO2-equivalent per annum
2) Solar Case Study for African Manufacturing
Summer 2021
Client: Privately owned African manufacturing conglomerate
Location: East Africa, on-grid
Power Configuration: Electricity supplied by a mix of national grid and generators running on imported diesel
SCENARIO 1
Target Cost Savings: >10% annual savings or $1 million USD per annum across multiple manufacturing sites
Solution: 12 megawatts (MW) of solar photovoltaic (PV) with 20 year power purchasing agreement (PPA)
Savings: >$2 million USD per annum (19.5% annual savings)
Payback Period: Immediate savings from Year 1, with no capital outlay. IPP financed by co-developers
Emissions Savings: 10,000-20,000 metric tonnes of CO2-equivalent per annum