but fluidised bed complexity; complexity in cement extensive combustor operation of (although less industry FG operation is the plant than full currently is outside changes, non-existent required cement especially in operation of except for before industry kiln and the one company capture knowledge cooler. Kiln should be but stop likely relatively kiln/cooler if O2 supply similar to section fails. unabated identical to cement before. Major changes None Precalciner New New Precalciner to cement replaced with preheaters preheaters and replaced with process dual fluidised and precalciner direct capture beds (or, for precalciner necessary. unit (DCU) HECLOT, necessary. tower. one fluidised Changes to bed and a kiln burner rotary kiln), and cooler steam cycle designs necessary.
but extensive FG is required before capture fluidised bed combustor operation is outside cement industry knowledge complexity; operation of the plant changes, especially in kiln and cooler. Kiln stop likely if O2 supply fails. complexity (although less than full operation of the should be relatively similar to unabated cement in cement industry currently non-existent except for one company but kiln/cooler section identical to before. Major changes to cement process None Precalciner replaced with dual fluidised beds (or, for HECLOT, one fluidised bed and a rotary kiln), steam cycle New preheaters and precalciner necessary. Changes to kiln burner and cooler designs necessary. New preheaters and precalciner necessary. Precalciner replaced with direct capture unit (DCU) tower.
CC%20in%20cement%20industry%20post-review%20v3.docx