Method for operating boiler, involves supplying recirculation exhaust gas from combustion chamber in boiler to mixing device of burner through recirculation guides, during combustion process

摘要

The method involves supplying the recirculation exhaust gas from combustion chamber (5) in boiler to mixing device of burner (4) through recirculation guides (6), during combustion process. The recirculation exhaust gas is portioned by the mixing device. The exhaust gas from combustion chamber is primarily supplied through air-exhaust system (8) and is secondarily supplied through recirculation guide. An independent claim is included for boiler.