SPRAY SYSTEM DESIGN AND
OPERATION
TECHNOLOGY FOR SPRAY
SYSTEM DESIGN
????
-THERMAL MODELLING-SPRAY TESTING
-HEAT TRANSFER MEASUREMENTS-STRAND Surface TEMPERATURE MEASUREMENTS
SPRAY NOZZLE ARRANGEMENTTOP ZONES
MULTIPLE NOZZLESHIGH FLOWRATES
MID ZONES
MEDIUM FLOWRATES
LOWER ZONESLOW FLOWRATES
COOLING REGIME BETWEEN ROLLS
QrQcQsQg
Qc= Heat to Roll Contact AreaQr= Radiation Heat Loss to Rolls
and Surroundings
Qs= Heat Loss to Water Sprays
Qg= Heat Loss to Surplus Water in Roll Gap
