Depending on the type of fuel used such as Coal, Oil, Gas different types of boilers can be used.
In most of the cases, these are tangentially fired boiler. Further the designs of boiler are different for sub-critical & Super-critical technology.
Boilers are Classified into different types
Based on Tube Content
1.Utility Boilers or Power Boilers
2.Industrial or Process Steam Boilers
1.Sub Critical Boiler
2.Super Critical Boiler
1.Solid Fuel Fired
2.Stoker Fired Boilers
3.Pulverised Fuel Fired Boilers
4.Fluidised Bed Combustion Boilers
6.Gas Fired Boilers
1.Single Pass Boilers
2.Multi Pass Boilers