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9.12. COOLING TOWERS 283
AIR OUTLET
ffoi
AIR
INL
WATER
OUTLET
figure 9.18. %in types of cooling towers. (a) Atmospheric, dependent on wind velocity. (b) Hyperbolic stack natural draft. (c) Hyperbolic
assisted with forced draft fans. (d) Counterflow-induced draft. (e) Crossflow-induced draft. (f) Forced draft. (g) Induced draft with surface
precooler for very hot water; also called wet/dry tower. [@)-(e) from Cheremisinoff and Cheremisinoff, 1981).
