Boiler Efficiency 1: Air Heaters and Preheaters

At the end of this course you will be able to: Describe how an air heater works. Explain how air heaters affect boiler efficiency and heat rate. Describe the three major operating goals for air heaters. Describe how air heater efficiency can be determined. Explain the function of air preheaters. Describe how air preheaters affect boiler efficiency and heat rate. Identify problems commonly found in air heaters and preheaters. Describe how air heater and preheater problems can affect boiler parameters. Describe how air heater and preheater problems can be corrected.