D - 34246 Vellmar-Nord: The urban design, with around 550 residential units on a 16-hectare site, envisages a mix of detached single houses and houses in a more compact design using semi-detached and terraced houses and multi-storey housing. In terms of size, it will be one of the largest plus-energy housing estates in Germany. The plus-energy concept takes into account heat, electricity and mobility. Start of construction: from April 2020. Completion: ~2024
Thema: Solar Settlement
NL - Heerhugowaard: With 2,900 apartments on 123 ha of building land, the settlement is the largest sustainable settlement in the world. The total area with park and water areas covers 177 ha. The photovoltaic system on the roofs has a capacity of 3.75 MW. Another PV system with 1.25 MW, as well as three wind turbines on the site are the active components of the CO2-neutral energy supply. Car-free zone. Planning: Ashok Bhalotra of urban design bureau KuiperCompagnons, Rotterdam. Partner of the European Sun Cities project. Completion: 2016
D - 15806 Wünsdorf:
Konzept einer ökologischen Modell- und Zukunftsstadt für das 21. Jahrhundert. Seit 2017 entwickelt ein Team von Pionieren des ökologischen Städtebaus um Prof. Dr. Ekhart Hahn eine neu zu errichtende Campus-Eco-City am Standort Wünsdorf bei Zossen (ca. 40 km von Berlin). Die ehemalige "verbotene" Stadt Wünsdorf mit einer Fläche von insgesamt 600 ha bietet ideale Bedingungen für die Realisierung dieser Vision, die auf ca. 100 ha realisiert werden soll. Fertigstellung: ~2030
51063 Cologne-Mülheim: The state of North Rhine-Westphalia has named the Stegerwaldsiedlung in the Cologne district of Mülheim as the 87th climate protection estate. With 968 kWp, it has the largest roof-integrated PV system on a housing estate in NRW and the third largest in Germany. 689 residential units of the Cologne housing estate from the 1950s were refurbished for energy efficiency and the energy generation systems were renewed. Completion: 2019
45897 Gelsenkirchen-Schaffrath: by 2018, it was the largest German solar housing estate with a peak output of 825 kWp. The 71 existing buildings with a total of 422 apartments and 27,420 m² of living space were renovated for energy efficiency. Operator: THS Wohnen GmbH (today: VIVAWEST Wohnen GmbH). Completion: 2008
01326 Dresden-Pillnitz: 9 residential units, 40 residents. Ecological apartment buildings according to passive house standard. Architectural partnership Reiter and Rentzsch, Dresden. Occupation: 2001
04249 Leipzig-Knauthain: 665 WE, urban planning: Joachim Eble Architektur, decentralized settlement units; solar orientation (90% of the WE are SSW or SSO oriented) and integrated into the open space concept of so-called landscape chambers; resource-saving use of building land with minimized development effort in the area of residential development; ecological land use with high nature and open space quality on the compensation areas close to the settlement.
09111 Oederan Chemnitz: 622 RESIDENTIAL UNITS. Model project for the Chemnitz technology and business park solaris, as well as the Stadtbau- und Wohnungsverwaltungsgesellschaft. 17 blocks of flats were renovated, 7 of them were equipped with 100 sqm collector surface each. Year of construction: 2000
50374 Erftstadt: New construction, 2 developers, 53 units (32 units in detached and semi-detached houses; 21 units in multi-family houses (subsidized housing), building area: 5 ha. Completion: 2015
Cologne-Niehl: Redevelopment and addition of 11 apartment blocks with rental apartments. 300 flats before refurbishment, 345 flats after refurbishment. Average 47 m² before refurbishment, approx. 55 m² after refurbishment. Architecture: ARCHPLAN Münster. Client: State development company (LEG Wohnen NRW). Completion: 2010
52072 Aachen-Laurensberg: "Solarsiedlung Teichstraße", 43 residential buildings in 27 terraced houses and 16 semi-detached houses, as well as two office buildings in passive house standard, on 2.5 hectares of land; partly wood pellet heating, 60 % coverage via solar thermal collectors, PV system or geothermal system. Completion: 2003
74172 Neckarsulm-Amorbach: the largest solar local heating project to date with a 150,000 m3 -The storage capacity was 65,000 m³ in 1997 and 115,000 m³ in 2001. The entire new development area with a total of 4,000 residential units has been realised in low-energy construction and is supplied via various local heating islands and CHP units. 2004: a biomass heating plant was put into operation. A housing estate with 1,300 units and a school are supplied by a solar system with seasonal storage.
74172 Neckarsulm- Amorbach: 45 units as single, double and multi-family houses, date of occupancy: 1999
78234 Engen: Passive house development in the "Hugenberg 2" building area. Wooden houses made from healthy building materials, photovoltaic modules, central wood pellet system. Architecture: Büro Mahler (Engen) and 'architektur-werkstatt' (Singen). So far, 8 flats have been built in 6 residential buildings. A plot for a double or EFH is still available. (as of 8.2016)
79100 Freiburg-Vauban59 UNITS. Architecture: Rolf Disch; plus energy houses with 81 to 210 m2 and variable floor plan design; cost savings during construction due to pre-assembly of building services systems and wooden elements; south-facing orientation; main façade glazing total k-value o.5; CHP for energy supply; Expo 2000 project. Completion: 2006
80797 Munich: to 45% solar supplied housing estate consisting of 4 large blocks of flats as well as eight smaller town houses with a total of 319 flats (30,400 m2 floor space). The residential buildings were constructed and marketed by five property development companies. The solar district heating neighbourhood was the third of four construction phases of the "Ackermannbogen" development area in Munich (total size: 2,200 flats, 500 workplaces and 9.2 hectares of new green space). Completion: 2006
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.
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