NBN EN ISO 10211-1 : 1996

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and symbols
4 Principles
5 Modelling of the construction
  5.1 Rules for modelling
  5.2 Conditions for simplifying the geometrical model
6 Calculation values
  6.1 Given calculation values
  6.2 Methods of determining the calculation values
7 Calculation method
  7.1 Calculation rules
  7.2 Determination of the thermal coupling coefficients
      and the heat flow rate
  7.3 Determination of the temperature at the internal
      surface
8 Input and output data
  8.1 Input data
  8.2 Output data
Annex A (normative) Validation of calculation methods
Annex B (normative) Equivalent thermal conductivity of
        air cavities
Annex C (normative) Determination of the linear and
        point thermal transmittances
Annex D (informative) Examples of the use of quasi-
        homogeneous layers
Annex E (informative) Internal surface resistances
Annex F (informative) Determination of L-and g-values
        for more than two boundary temperatures
Annex G (informative) Assessment of surface condensation

Sets out the specifications on a 3-D and 2-D geometrical model of a thermal bridge for the numerical calculation of: - heat flows in order to assess the overall heat loss from a building; - minimum surface temperatures in order to assess the risk of surface condensation.