What is Air Preheater?

A very basic word to word meaning is a device used to heat the air before further use is called as Air Preheater. They are also recognized as air heaters or air-heating pipe. It is designed to exchange heat energy with desuperheaters.

Desuperheateris a Device which is been used to reduce the temperature of the steam in a high heat generation plants where large amount of heat energy or steam is released in the atmosphere.