
Figure 1.
Thematic city map “Energy” available for everyone.
Source: https://smartcity.wien.gv.at/site/en/thematic-city-map-energy

Figure 2.
The façade of the ENERGYbase office building equipped with a PV panel.
Source: Author

Figure 3.
The façade of the ENERGYbase office building equipped with a PV panel.
Source: Author

Figure 4.
IQ Centre building with PV installation on the façade.
Source: Author

Figure 5.
IQ Centre building with PV installation on the façade.
Source: Author

Figure 6.
The façade of the TU Wien Plus-Energy office building with a BIPV casing.
Source: Author

Figure 7.
The façade of the TU Wien Plus-Energy office building with a BIPV casing.
Source: Author
Table 1.
Optimisation of the energy concept in research and development buildings with PV installations
| Building name | Year of construction | Type of PV covering | Surface of PV installations | Installation power |
|---|---|---|---|---|
| ENERGYbase office building | 2008 | faÇade | 400 m2 | 53kWp |
| Aspern Technology Centre building | 2013 | faÇade+ roof | 1,300 m2 | 140 kWp |
| TU Wien Plus-Energy office building | The1970s Modernisation 2016 | faÇade+ roof | 2,199 m2 | 328.4 kWp |