Li-ion Batteries are taking over
The continued lowering of the price point and increased availability has made Li-ion batteries the technology of choice when deploying stationary storage hybrid solar PV installations. Although still 20-30%…
Lithium-ion Battery technology advances in 2018.
By John Hope-Bailie, Technical Director Soltra Energy There was burgeoning interest in rooftop solar photovoltaic (PV) power solutions for domestic, commercial and industrial applications in South Africa in 2018 as…
Tackling the challenges presented by time-of-use electricity billing
By Jack Ward, CEO of Soltra Energy With the fragility of Eskom’s nation-wide power grid, due to poor, underfunded maintenance programmes, it has become imperative for consumers to increase…
Solar PV: Concerned about lead-acid battery longevity?
Solar PV: Concerned about lead-acid battery longevity? By Jack Ward, CEO of Soltra Energy One of the most effective ways to prolong the life of lead-acid batteries used for energy…
2015: A year of solar power, battery technology advances.
By Jack Ward, CEO of Soltra Energy The past year witnessed a sharp uptick in interest in South Africa for rooftop solar photovoltaic (PV) power for a wide range of…
Optimising solar energy in building design
By Jack Ward, CEO of Soltra Energy One of the objectives demanded by many supporters of modern, sustainable buildings is carbon neutrality. Carbon neutral buildings are engineered to release no…
Don’t opt for solar energy before you’ve optimised your home. Part 2.
By Jack Ward, CEO of Soltra Energy Heating geyser water is typically the largest cost of energy in a home today. An average South African family will spend R10 000…
Don’t opt for solar energy before you’ve optimised your home. Part 1.
By Jack Ward, CEO of Soltra Energy Around one third of the average household’s monthly electricity bill is linked to the hot water geyser. Why does an electric geyser use…
Dawn Distribution HQ Solar Installation
By Jack Ward, CEO of Soltra Energy Soltra Energy have installed and signed off a 166 kWp rooftop solar photovoltaic (PV) power plant at Dawn Distribution, Germiston. The plant produces…
Nominal vs actual power produced by a solar PV installation
By Jack Ward, CEO of Soltra Energy Home and business owners thinking of installing solar photovoltaic (PV) systems often request details relating to what they can expect in terms of…