The Introduction about a Chemical Recovery Boiler

Abstract

In paper and pulp mills, a chemical recovery boiler plays two important roles, chemical reactor and energy source. The chemical recovery boiler burns organic matters and recover mineral chemicals in black liquor.

This paper describes features of the chemical recovery boiler. First topic is a chemical recovery process in the recovery boiler. After that, the latest technologies for the recovery boiler are described, such as combustion systems, discriminative structures, anticorrosive technologies, pollution control methods, efficiency upgrading methods, and maintenance methods.