Rooftop Solar – Supporting Smart Cities Leigh-An Becker Solareff Project Engineer

Grid of the Future Source: 3M

Global Solar PV Capacity During 2016, at least 75 GW of solar PV capacity was added worldwide – equivalent to the installation of more than 31,000 SOLAR PANELS EVERY HOUR Source: REN21 - Renewables 2017 Global Status Report

Top 10 PV-Countries of Year 2016 Source: REN21 - Renewables 2017 Global Status Report

Solar Irradiation Worldwide sum of direct solar irradiance South Africa’s climate is ideal for solar. Most areas in our country average more than 2500 hours of sunshine per year, among the highest in the world, thanks to our position relative to the Equator Worldwide sum of direct solar irradiance

Background on Solareff South African based Solar Photovoltaic Specialist Full professional compliment of engineers and project managers Specialist speaker and panel member at various internationally attended Renewable Energy Conferences SANS 10142-3 workgroup member In excess of 25MWp installed on commercial and industrial properties Subsidiary of Alviva Holdings Ltd (previously known as Pinnacle Holdings Ltd) = R10.9 billion group revenue ISO 9001:2008 Certified Certificate number: 11485

R0.49/kWh Cost of New Power Generators in SA LCOE for Rooftop Commercial Grid-tied Solutions as low as R0.49/kWh Ground Mounted Solution Source: CSIR Report 14 October 2016

avoiding more than 5 021 tons of carbon emissions per annum How each solution will impact the environment Saving 2 867 tons of coal & avoiding more than 5 021 tons of carbon emissions per annum Fossil fuels emit climate-changing carbon emissions and are not a sustainable energy source.

Grid Interactive Solution Solar Solution Types Grid Tied Solution Grid Interactive Solution Off-Grid Solution

Grid parity is already a reality with battery storage! Case Studies Residential - Mossel Bay Commercial - Roodepoort Solution cost (per kWh): Grid interactive R1,60 Grid Tied R0,64 Utility tariff (per kWh) is currently R1,71 Grid Tied (CWM) and Grid Interactive (Chamberlains) in Strubens Valley cluster Grid capacity was very limited: CWM – Grid Tied solution Chamberlains – Grid Interactive solution Scale solution with batteries under R1,00 per kWh (load matching is prerequisite) Grid parity is already a reality with battery storage!

Solar carports means no strain on national grid GridCars – EV Charging Stations BMWI3 consumption = 12,9kWh/100km LCOE R1 R13/100km 1L/100km Solar carports means no strain on national grid =

Conclusion Own generation is: Clean, responsible power True Free Fuel Resource Financially viable; and A proven solution to overcome grid capacity limitations Besides the clear opportunity to choose a sustainable energy source which can help preserve our delicate ecosystems, turning to solar has a great economic benefit too.

Questions? info@solareff.co.za www.solareff.co.za