SN EN 12952-9 : 2003

Foreword
1 Scope
   1.1 Firing systems
   1.2 Fuels
   1.3 Operation
   1.4 Boundary of pulverizing system
2 Normative references
3 Terms and definitions
4 Fuel storage facilities with conveying plant
   4.1 General
   4.2 Conveying plant
   4.3 Coal bunkers
5 Pulverizing system and pulverized fuel system
   5.1 General
   5.2 Coal Feeders
   5.3 Mills
   5.4 Pulverized fuel bins
   5.5 Pulverized fuel supply pipes and shutoff devices
6 Explosion prevention measures for pulverizing systems
   and pulverized fuel systems
   6.1 General
   6.2 Plants operated without inert gas protection
   6.3 Plants operated with inert gas protection
7 Equipment for air supply and flue gas discharge
   7.1 Air supply
   7.2 Air/fuel ratio
   7.3 Flue gas discharge
8 Firing system
   8.1 General
   8.2 Burners for pulverized fuel
   8.3 Flue gas recirculation
   8.4 Modification of the firing system setting
   8.5 Monitoring and control
   8.6 Electrical equipment
   8.7 Safety precautions
9 Ash extraction plant
10 Operation and maintenance
   10.1 General
   10.2 Operating manual and instructions
Annex A (informative) Operational requirements for permanently
          supervised firing system for pulverized fuel
Annex ZA (informative) Clauses of this European Standard
          addressing essential requirements or other provisions
          of the Pressure Equipment Directive
Bibliography