I.S. EN 12953-12:2003
Current
The latest, up-to-date edition.
SHELL BOILERS - PART 12: REQUIREMENTS FOR GRATE FIRING SYSTEMS FOR SOLID FUELS FOR THE BOILER
Hardcopy , PDF
English
01-01-2003
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
1.1 Firing systems
1.2 Fuels
1.3 Operational equipment
2 Normative references
3 Terms and definitions
4 Fuel bunkers with conveying plant
4.1 General
4.2 Conveying plant
4.3 Fuel bunkers
4.4 Fuel bins
5 Fuel treatment
5.1 General
5.2 Size reduction of the fuel
5.3 Drying of the fuel
6 Fuel feeding
7 Explosion prevention measures
8 Equipment for combustion air supply and flue gas discharge
8.1 Air supply
8.2 Combustion air/fuel ratio
8.3 Flue gas discharge
9 Firing system
9.1 General
9.2 Control and monitoring
9.3 Electrical equipment
9.4 Safety precautions
9.4.1 General
9.4.2 Purging of the flue gas passes
9.4.3 Lightning-up
9.4.4 Start-up
9.4.5 Shutting down
9.5 Common stack for several firing systems
10 Ash handling and extraction
11 Operation and maintenance
11.1 General
11.2 Operating instructions
Annex A (informative) Operational requirements for permanently
supervised firing systems for solid fuels on grate
firing systems
Annex ZA (informative) Relationship between this European
Standard and Essential Requirements of EU Directive
97/23/EC
Bibliography
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