Bundesland: Baden-Württemberg
88045 Friedrichshafen: 570 apartments, 40,000 sqm living space, 4.2 million euros for solar technology = 5,500 euros additional investment per apartment = 83 euros/sqm living space, research project of ITW, Stuttgart, solar coverage ratio is of 50 % (heating and hot water), 4,056 sqm solar collectors, 12,000 cubic meters storage (33 m diameter, 20 m high)
88212 Ravensburg: Building biology terraced housing estate, 29 units, completion: 1993, architecture: Joachim Eble, client: Siedlungswerk Gemeinnützige Gesellschaft für Wohnungs- und Städtebau, Stuttgart. Solar-assisted local heating supply and first collective collector system (115 m² as a pilot project in Baden-Württemberg) generate 50 % of hot water with 5 m³ short-term heat storage. Price reduction of 50% compared to individual systems on each house.
89518 Heidenheim: 63 units of intergenerational living in the city with high ecological standards. The first residents moved in in 2004. By the end of 2009, just over 100 people from babies to the elderly were already living in the project. The group of houses is located on the outskirts of Heidenheim, rich in forests and meadows, in the direct vicinity of a Demeter farm.
76228 Karlsruhe-Hohenwettersbach: "50 Morgen": 150 WE. Verschiedene Architekten und Bauträger u.a. P.I.A., Gisa und Ingo Bohning, LEG Baden-Württemberg. Energieversorgung erfolgt über ein Nahwärmenetz, das von einem Block-Heiz-Kraft-Werk (BHKW) Strom und Wärme bezieht. Das BHKW verbrennt Biogas, das aus einem Teil der Karlsruher Bioabfälle gewonnen wird. Teilweise wurden die Gebäude in Passivhaus- Bauweise realisiert und ökologische Materialien verwendet. Fertigstellung: 2004
79111 Freiburg-Rieselfeld (Project No. 2): 67 Wohnungen, 3 Gewerbeeinheiten. Weitgehende Berücksichtigung von Genderaspekten, barrierefreies Bauen, gemeinschaftliche Nutzung verschiedener Räume, großzügige Laubengänge. Durchmischung: im 1. BA vorwiegend allein erziehende Mütter, im 2. BA junge Familien und im 3. BA durchmischte Bewohnerstruktur. Erstellung: 1996 - 2001
69115 Heidelberg: 68 rental apartments with a heating energy requirement of less than 50 (kWh/m2a). Architect: Gerstner. Project participants: ifeu-Institut, ebök, among others. High standard under narrow margin of rent control in social housing. 170 m² solar thermal system, 200 m² solar power system with 23 kW. Building materials: materials containing PVC and CFCs as well as tropical wood were avoided. Wooden windows were installed, in heavily used areas wood-aluminium composite windows. Occupation: 1996
79100 Freiburg: the house turns to the sun and produces more solar energy than it consumes on average over the year. The house of the architect Rolf Disch, a pioneer of solar architecture, is probably one of the first and best-known plus-energy houses in the world. The Heliotrope is one of the few residential buildings in Europe to have a building-integrated biaxial tracking PV system. Completion: 1994