Private households adopting solar photovoltaic panels can reduce their average electricity unit costs either by feeding the self-generated amount of electricity into the grid or by self-consuming it, or a combination of the two. Due to the achievable cost savings on the electricity bill and...

Solar thermal roof-top installations offer the potential to meet an important share of residential water and space heating demand in Germany. These systems are subsidised with grants under the so-called market incentive program. The political goal is to encourage the adoption of renewable energy...