Latest rotary kiln burner technology possibilities and experiences

Three generations of kiln burner are discussed: a one-channel burner, a multichannel burner with a short, divergent flame and a multichannel burner with a nondivergent flame. Factors pertinent to optimum heat economy, clinker quality requirements and reduction of nitrogen oxide formation are discussed. The development of the rotary kiln burners for pulverized fuels is also examined. Three particular types of burners are highlighted: the Tucker & Assoc. turboflame burner, the Polysius polflame burner and the Pillard rotaflam burner.<<ETX>>