CASAnova ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Data sheet

Geometry:

Length of north and south facade: 15.2 m Length of west and east facade: 9.2 m Height (without roof): 5.4 m Number of floors: 2 Deviation from south direction (west positive): 0.0

Ground area: 139.8 m Useful area: 223.7 m Volume total: 755.1 m Air volume: 604.1 m Facade north resp. south: 82.1 m Facade east resp. west: 49.7 m Surface-to-volume value: 0.5 1/m

Insulation:

U values of the walls: north: 0.36 W/(m K) south: 0.36 W/(m K) east: 0.36 W/(m K) west: 0.36 W/(m K) Absorption coefficient of the walls: 0.50 Upper floor: Towards: outside or non-insulated roof U value: 0.20 W/(m K) Lower floor: Towards: non-heated cellar (with insulation) U value: 0.20 W/(m K) Door (north facade): Area: 0.0 m U value: 1.50 W/(m K) Wrmebrcken: increase U-values of surrounding planes by 0.10 W/(m K) (normal construction)

Building:

Interior temperature: 20.0 C Limit of overheating: 27.0 C Ventilation: Natural ventilation (infiltration): 0.60 1/h Mechanical ventilation: 0.00 1/h Heat recovery (only mech. ventilation): 0 % efficiency factor of air conditioning: 2.5 kWhcool / kWhelectr Internal gains: 25.0 kWh/(m a) Kind of indoor walls: medium construction Kind of outdoor walls: medium construction Walls towards another heated area: south, east

Climate:

Climate station: Krakw (Polska)

Windows:

North: Windows area: 9.8 m Fraction of windows area at the facade: 12.0 % Kind of windows: heat protection triple glazing (U = 0.7 W/(m K)) U value glazing: 0.70 W/(m K) U value frame: 0.70 W/(m K) g value glazing: 0.51 Fraction of frame: 20.0 % Shading: 20.0 % South: Window area: 0.0 m Fraction of windows area at the facade: 5.0 % Kind of windows: heat protection triple glazing (U = 0.7 W/(m K)) U value glazing: 0.70 W/(m K) U value frame: 0.70 W/(m K) g value glazing: 0.51 Fraction of frame: 20.0 % Shading: 20.0 % East: Window area: 0.0 m Fraction of windows area at the facade: 7.0 % Kind of windows: heat protection triple glazing (U = 0.7 W/(m K)) U value glazing: 0.70 W/(m K) U value frame: 0.70 W/(m K) g value glazing: 0.51 Fraction of frame: 20.0 % Shading: 20.0 % West: Window area: 7.0 m Fraction of windows area at the facade: 14.0 % Kind of windows: heat protection triple glazing (U = 0.7 W/(m K)) U value glazing: 0.70 W/(m K) U value frame: 0.70 W/(m K) g value glazing: 0.51 Fraction of frame: 20.0 % Shading: 20.0 %

Energy:

Heating system: low temperature burner, boiler and distribution inside the thermal zone Heat transfer / system temperature: radiators (outside walls), thermostatic valves (layout temperature: 1K), system temperature: 70/55C Source of energy: fuel oil

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Output: Overview

Heat energy and cooling demand:

Heat energy demand Cooling demand in kWh/m in kWh/m ______________________________________________________________________________ January17.50.0 February14.10.0 March11.80.0 April6.80.0 May1.90.0 June0.20.0 July0.00.0 August0.10.0 September2.60.0 October7.00.0 November11.30.0 December15.40.0 ______________________________________________________________________________ Yearly sum88.60.0 Heating and cooling hours:

Heating hours Zero energy hours Cooling hours in hours in hours in hours ______________________________________________________________________________ January74400 February67200 March74400 April72000 May6351090 June4232970 July1545900 August2804640 September5771430 October74400 November72000 December74400 ______________________________________________________________________________ Sum (in hours)715716030 Sum (in %)81.718.30.0

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Output: Climate and building data

Climate data:

Mean temperature Maximum temperature Minimum temperature in C in C in C ______________________________________________________________________________ January-3.37.7-16.5 February-1.510.3-13.6 March2.614.4-7.1 April7.722.4-3.7 May13.326.32.0 June16.227.75.7 July17.730.37.5 August17.229.46.6 September13.125.63.3 October8.421.9-3.8 November3.416.0-7.3 December-0.811.2-16.3 ______________________________________________________________________________ Yearly mean 7.9 Building data:

Mean U value: 0.36 W/(m K) Specific transmission losses: 148.5 W/K Specific ventilation losses: 129.9 W/K Sum specific losses: 278.4 W/K Thermal inertia: 82.9 hours Maximum heating load: 9.1 kW Maximum specific heating load: 40.8 W/m Maximum cooling load: 0.0 kW Maximum specific cooling load: 0.0 W/m Limit temperature for heating: 17.5C Effective heating days: 316 Tage

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Output: Heat balance

Specific (per m useful area):

Transm. Ventil. Internal Solar Usability Heat energy losses losses Gains Gains factor demand in kWh/m in kWh/m in kWh/m in kWh/m in kWh/m ______________________________________________________________________________ January9.910.12.10.41.0017.5 February8.28.41.90.61.0014.1 March7.47.52.11.01.0011.8 April5.15.22.11.41.006.8 May2.82.92.01.80.961.9 June1.61.61.51.40.750.2 July1.01.01.00.90.480.0 August1.21.21.31.00.630.1 September2.82.92.01.10.992.6 October4.95.02.10.81.007.0 November6.87.02.10.41.0011.3 December8.89.02.10.31.0015.4 ______________________________________________________________________________ Yearly sum 60.661.722.511.2 88.6 Absolute (total building):

Transm. Ventil. Internal Solar Usability Heat energy losses losses Gains Gains factor demand in kWh in kWh in kWh in kWh in kWh ______________________________________________________________________________ January22102250475791.003907 February184418784291271.003165 March165616864752291.002637 April113311544593161.001512 May6366484584050.96421 June3523593443220.7545 July2162202272070.482 August2702752992330.6313 September6376494542470.99584 October110111214751891.001557 November15271555460931.002530 December19772012475591.003455 ______________________________________________________________________________ Yearly sum 135591380550312505 19829

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Output: Cooling balance

Cooling demand and overheating:

Cooling demand Cooling demand Mean Cooling degree specific absolute overheating hours in kWh/m in kWh in hours/day in Kh ______________________________________________________________________________ January0.000.00.0 February0.000.00.0 March0.000.00.0 April0.000.00.0 May0.000.00.0 June0.000.00.0 July0.000.00.0 August0.000.00.0 September0.000.00.0 October0.000.00.0 November0.000.00.0 December0.000.00.0 ______________________________________________________________________________ Yearly sum0.000.0

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Output: Primary and end energy demand for heating

Energy demand of the heating system:

Heat: Heat energy demand: 88.6 kWh/(m a) Losses of the heat storage: 0.0 kWh/(m a) Heat losses from the distribution: 2.3 kWh/(m a) Looses at the transmission to the rooms: 1.1 kWh/(m a) Expense number of heat generation: 1.08

End energy demand fuel oil: 99.3 kWh/(m a) Primary energy factor fuel oil: 1.1 Primary energy demand fuel oil: 109.3 kWh/(m a)

Auxiliary energy (electricity): Auxiliary energy for heat generation: 0.6 kWh/(m a) Auxiliary energy for heat storage: 0.0 kWh/(m a) Auxiliary energy for heat distribution: 0.9 kWh/(m a)

End energy demand auxiliary energy (electricity): 1.4 kWh/(m a) Primary energy factor electricity: 3.0 Primary energy demand auxiliary energy (electricity): 4.3 kWh/(m a)

End energy End energy End energy Primary Primary Primary demand demand demand demand demand demand fuel oil electricity total fuel oil electricity total in kWh/m in kWh/m in kWh/m in kWh/m in kWh/m in kWh/m ______________________________________________________________________________ January19.60.319.921.50.922.4 February15.90.216.117.40.718.1 March13.20.213.414.50.615.1 April7.60.17.78.30.38.7 May2.10.02.12.30.12.4 June0.20.00.20.20.00.3 July0.00.00.00.00.00.0 August0.10.00.10.10.00.1 September2.90.03.03.20.13.3 October7.80.17.98.60.38.9 November12.70.212.913.90.614.5 December17.30.317.619.00.819.8 ______________________________________________________________________________ Yearly sum99.31.4100.8109.34.3113.6

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Output: Primary and end energy demand for cooling

Energy demand of the cooling system:

Efficiency factor of the air conditioning: 2.5 kWh cooling/ kWh electricity

Cooling demand End energy demand for cooling Primary energy demand in kWh/m in kWh/m in kWh/m ______________________________________________________________________________ January0.00.00.0 February0.00.00.0 March0.00.00.0 April0.00.00.0 May0.00.00.0 June0.00.00.0 July0.00.00.0 August0.00.00.0 September0.00.00.0 October0.00.00.0 November0.00.00.0 December0.00.00.0 ______________________________________________________________________________ Yearly sum0.00.00.0