IMPACT OF COOKING HOMOGENEITY ON PULP STRENGTH PROPERTIES

INTRODUCTIONIn a continuous cooking system, wood chips are first fed to pre-steaming system including chip bin/silo with or without steaming vessel for preheating and removing air from chips. The chips are then impregnated with white liquor either in a separate impregnation vessel or an impregnation zone in the top of the digester. It is essential to secure a good chip impregnation before the chips enter the cooking zone. A good impregnation improves the digester runnability, i.e., facili…