Fig. 5: Sensitivity analysis: influence of relevant modeling parameters on savings results, for a typical three-person household (constructed: 1979–1990) and different SFH topologies (H1–H4).

a Variation of PV size (costs results). b Variation of PV size (emission results). c Variation of demand—adding fixed charging schedule of an EV. d Variation of interest rate (investment costs) for 2023.