1. Combustion Optimization for Decreased Emissions and Improved Efficiency
J. Estrada, Progress Energy
St. Petersburg, FL
D. Earley, Combustion Technologies
Apex, NC
B. Kirkenir, Progress Energy
Raleigh, NC

2. Acknowledgements
Bob Sisson
Crystal River Plant Engineer
Crystal River Power Plant
Crystal River, FL
3. Ideal Furnace Combustion
Proper and even burner stoichiometry leads to consistent flames in furnace
Fuel:Air ratio distribution
Emissions reduction and improved efficiency
Low hanging fruit
Potential alternative to post combustion emission equipment
4. Crystal River Unit 4
B&W Opposed Fire Pulverized Coal 770 MW
6 MPS-89 Puvlerizers
9 Coal Outlets per Mill
54 B&W DRB-4Z Low NOx Burners

6 Compartmentalized Windboxes

5. 3 x Front, 3 X Rear 6. SCR, Cold Side ESP& Wet FGD