An improved fluidized bed combustion thermic fluid heater with internal gas re-circulation system (100) which facilitates the cooling by using re-circulated flue gas which replaces greater amount of excess air which is normally required to maintain bed temperature as the said flue gas has high heat capacity than air...
[Class : 11] Bouers, Thermic Fluid Heaters, Waste Heat Recovery,
Pressure Vessels, Pollution Control Equipments, Burners,
Energy Conservation Equipments, Process Heating
Equipments, Steam Generating Systems All Included In
Class 11.