Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions, symbols and units
3.1 Terms and definitions
3.2 Symbols and units
4 Relation to other EPBD-standards
5 Principle of the method
5.1 Energy calculation
5.2 Thermal energy required for heat emission
5.3 Auxiliary energy W[em,aux]
5.4 Recoverable system thermal losses Q[em,ls,rbl] and
non-recoverable system thermal losses Q[em,ls,nrbl]
5.5 Heat demand for space heating, building heat requirement Q[H]
5.6 System thermal losses Q[em,ls]
5.7 Calculation periods
5.8 Splitting or branching of the space heating system
6 Energy calculation for a heat emission system
6.1 General
6.2 Heat loss due to non-uniform temperature distribution
6.3 Heat loss due to embedded surface heating devices
6.4 Heat loss due to control of the indoor temperature
6.5 Auxiliary energy, W[em,aux]
7 Recommended calculation methods
7.1 General
7.2 Method using efficiencies
7.3 Method using equivalent increase in internal temperature
Annex A (informative) Energy losses of the heat emission system,
adapted from German regulation DIN 18599
A.1 Heat emission
A.2 Efficiencies for free heating surfaces (radiators); room
heights <= 4 m
A.3 Efficiencies for component integrated heating surfaces
(panel heaters) (room heights <= 4 m)
A.4 Efficiencies for electrical heating (room heights <= 4 m)
A.5 Efficiencies air heating (non-domestic ventilation systems)
(room heights <= 4 m)
A.6 Efficiencies for room spaces with heights >= 4 m
(large indoor space buildings)
A.7 Efficiencies for room spaces with heights > 10 m
Annex B (informative) Equivalent increase in internal
temperature - adapted from the French regulation RT2005
B.1 General
B.2 Zones
B.3 Spatial variation of temperature due to stratification
B.4 Variation of temperature due to control
Annex C (informative) Auxiliary energy
C.1 General
C.2 Large indoor space buildings (h > 4 m)
Bibliography