I.S. EN 13084-1:2007

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Performance requirements; general design
  4.1 Materials
  4.2 Flue gas considerations
      4.2.1 General
      4.2.2 Design parameters
      4.2.3 Heat flow calculations
      4.2.4 Flow calculations
      4.2.5 Chemical attack
  4.3 Environmental aspects
      4.3.1 Noise
      4.3.2 Temperature
      4.3.3 Protection against falling ice
      4.3.4 Gas tightness
  4.4 Insulation
  4.5 Ventilation
  4.6 Protective coatings
  4.7 Foundation
  4.8 Accessories
      4.8.1 Access
      4.8.2 Lightning protection
      4.8.3 Aircraft warning system
      4.8.4 Additional acc
5 Performance requirements: Structural design
  5.1 Basic design principles
  5.2 Actions
      5.2.1 General
      5.2.2 Permanent action
      5.2.3 Variable actions
      5.2.4 Accidental actions
  5.3 Imperfections
  5.4 Foundation
  5.5 Liner
6 Site activities
7 Inspection and maintenance
8 Instrumentation
Annex A (normative) Gas flow calculation
      A.1 Principal features of the method of calculation
      A.2 Parameters related to construction type
          A.2.1 Roughness
          A.2.2 Thermal resistance
      A.3 Basic values for the calculation
          A.3.1 Air temperature
          A.3.2 Outside air pressure
          A.3.3 Flue gas
          A.3.4 Gas constant
          A.3.5 Density of outside air
          A.3.6 Specific heat c
          A.3.7 Correction factor for temperature
          A.3.8 Flow safety coefficient
      A.4 Determination of temperatures
          A.4.1 Flue gas temperatures
          A.4.2 Coefficient of c
          A.4.3 Heat transmission coefficient
          A.4.4 Internal heat transfer coefficient
      A.5 Density of flue gas
      A.6 Flue gas velocity
      A.7 Pressure at entry of flue gas into chimney
          A.7.1 Calculation of pressure
          A.7.2 Theoretical draught available due to chimney
                effect
          A.7.3 Pressure resistance of the flue gas carrying
                tube
          A.7.4 Flue friction coefficient
          A.7.5 Individual resistance coefficient
          A.7.6 Change in pressure due to change of velocity
          A.7.7 Pressure caused by sudden interruption of the
                flue gas stream (Implosion)
      A.8 Minimum velocity
Annex B (informative) Site activities
      B.1 Execution
      B.2 Programming and coordination of works
      B.3 Site safety
      B.4 Local conditions
Bibliography

Presents the general requirements and the basic performance criteria for the design and construction of all types of free-standing chimneys including their liners. A chimney may also be considered as free-standing, if it is guyed or laterally supported or if it stands on another structure.