Figure 30
34
Comparison between annual energy needs of three wall types. The lava stone is the material of the oldest buildings built in the 1920s. The calculation is based on the Ladybug Tools workflow and accounts for the local microclimate interaction with the buildings (Source: [11])
32
annual energy need [kWh/m²]
+10% 30
28
+5,5%
26 +1,6%
24
22
20 light plaster
dark plaster
living wall
lava stone masonry
light plaster
dark plaster
brick masonry
light plaster
dark plaster
exterior insulation and finishing system masonry
october 15th, 14:00 15th october 2.00 pm light plaster
light plaster
Figure 31 dark plaster
Comparison between UTCI values for dark and light plaster applied on the existing lava stone masonry in April and October (Source: [11])
dark plaster
lava stone
lava stone masonry masonry
utci (°C) 25.00< 24.50 24.00 23.50 23.00
brick brick masonry masonry
22.50 22.00 21.50 21.00 20.50
exterior insulation exterior and finishing insulation system and finishing masonry system masonry
194
REGENERATIVE DESIGN IN DIGITAL PRACTICE
20.00 19.50 19.00 18.50 <18.00