Construction Workers
Primary energy consumption: EP = 66.81 kWh / (m2a), i.e. 29.6% less than required for nZEB buildings (technical requirements in force since 01/01/2021) and 52.3% less than the legal requirements that were in force at the time of design.
Building tightness: n50=0.3 1/h (according to blower-door test PN-EN 9972 method 2)
Primary energy consumption: -12 kWh/m2 (plus-energy building)
Building part / RES Technology Transfer Centre / National requirements for nZEB in force since 01/01/2021
External walls / 0.11 / 0.20
Roof / 0.08 / 0.15
Floor on the ground / 0.06 / 0.30
Windows / 0.80 / 0.90
Source: Jaczewski, M. and Firląg, S., 2014. Charakterystyka budynku Centrum Transferu Technologii w obszarze OZE w kontekście wymagań dla standardu pasywnego. Acta Innovations, (13), pp.32-40.
Primary energy consumption: 25,06 kWh/(m2a)
Energy needed for heating: 14,19 kWh/(m2a)
Building tightness: 0,30 W/(m2K)
CO2 emissions: 4 kg/(m2a)
Renewable share of energy: 59 %
Primary energy consumption: 7 kWh/(m2a)
Energy needed for heating: 13 kWh/(m2a)
Building tightness: 0,30 W/(m2K) or 3.421,88 W/K
CO2 emissions: 1 kg/(m2a)
Renewable share of energy: more than 90 %
Primary energy consumption: less than 45 kWh/(m2a)
Energy needed for heating: less than 15 kWh/(m2a)
Building tightness n/a
CO2 emissions n/a
Renewable share of energy 20 % (solar thermal energy)
Primary energy consumption: 96.30 kWh/(m2a)
Building tightness: n/a
CO2 emissions n/a
Renewable share of energy: 22 % (solar thermal energy)
Primary energy consumption: 22.860,00 kWh/a or 20 kWh/(m2a)
Building tightness: 0,29 (719,35 W/K)
CO2 emissions: 1 kg/(m2a)
Renewable share of energy: 62 %
Total annual energy consumption – 130,10 MWh/a or 40,38 kWh/m2/a
Primary energy consumption – 302,14 MWh/a or 93,78 kWh/m2/a
Building air tightness – n=0,30 h-1
CO2 emissions – 82,49 tco2/a
Renewable share of energy – 77% of the energy needs for Heating, Cooling, Ventilation, DHW and Lighting; equating to 29,39 MWh/a
Total annual energy consumption – 24,8 MWh/a or 95,3 kWh/m2/a
Primary energy consumption – 24,7 MWh/a or 95,0 kWh/m2/a
Building air tightness – n=0,50 h-1
CO2 emissions – 5,8 tco2/a
Renewable share of energy – 56% of the energy needs for Heating, Cooling, Ventilation, DHW and Lighting; equating to 27,25 MWh/a
Total annual energy consumption – 5801 kWh/a or 15,03 kWh/m2/a
Primary energy consumption – 17404 kWh/a or 45,09 kWh/m2/a
Building air tightness – n=0,50 h-1
CO2 emissions – 4,8 tco2/a
Renewable share of energy – 70% of the energy needs for Heating, Cooling, Ventilation, DHW and Lighting.