W fired

"W" Fired Solutions


The NO70W low nox burner is a replacement burner for the downward-firing units.  Nox reduction results from distributing, controlling and gradual mixing of coal and air. Tertiary air is added through outboard tertiary air ports or a separate tertiary air zone within the burner itself.

 
NO70W Burner Upgrade Features and Benefits:

• Improved flame penetration

• Lower NOx emissions with minimal change in UBC and CO

• Better steam temperature control

• Improved management of furnace slagging

• Improved staged combustion

• Separate control of OFA and burner air flow.