Renewable and Sustainable Energy Technology - International ...

The International Experience93© Rolf Disch © Rolf DischRolf Disch – Award Wining Solar Architect‘Sonnenschiff’, the ‘Solarsiedlung am Schlierberg’ and other buildings in the city of Freiburgare designed by German Solar Architect Rolf Disch. Rolf, who not only designs sustainablebuildings and developments, but also affirms his commitment and lives in the Helitrop; abuilding which he designed and built.© Rolf Disch © Rolf DischThe ‘Heliotrop’ from the Greek words for ‘sun’ and ‘turn’, is the city’s impressive green icon.The ‘Heliotrop’ turns towards the sun to enhance its energy production due to the 54m 2rooftop mounted PV array, which produces roughly five times more energy than it uses.