Cement News tagged under: calciners

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Adapting calciners for decarbonisation

01 November 2022, Published under Cement News

The drive to decarbonise cement kiln lines has led to new research that looks at the use of hydrogen and plasma flames in co-firing with biomass. While this new technology requires modifications to the calciner and burner sections, recent R&D investigations open the door for lower-carbon kiln firing. By Tahir Abbas and Michalis Akritopoulos, Cinar Ltd, UK. Figure 1: the swirling imparted by the tertiary air (TA) to the upward moving riser duct stream in the calciner is shown by ...