TECHNICAL PAPERS: Gas Turbines: Advanced Energy Systems

Cooling Tower Performance Evaluation: Merkel, Poppe, and e-NTU Methods of Analysis

[+] Author and Article Information
Johannes C. Kloppers, Detlev G. Kröger

Department of Mechanical Engineering, University of Stellenbosch, Stellenbosch 7600, South Africa

J. Eng. Gas Turbines Power 127(1), 1-7 (Feb 09, 2005) (7 pages) doi:10.1115/1.1787504 History: Received December 04, 2002; Revised October 20, 2003; Online February 09, 2005
Copyright © 2004 by ASME
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Kloppers, J. C., and Kröger, D. G., 2001, “A Critical Cooling Tower Performance Evaluation,” 12th IAHR Symposium in Cooling Towers and Heat Exchangers, UTS, Sydney, Australia.
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Grahic Jump Location
Control volume of counterflow fill
Grahic Jump Location
Air-side control volume of fill
Grahic Jump Location
Control volume of the fill
Grahic Jump Location
Heat rejected, Q; water outlet temperature, Two; air outlet temperature Tao; mean air-vapor mass flow rate, mav; and mass flow rate of evaporated water, mw(evap) for Tai=280 and 300 K
Grahic Jump Location
Measured outlet air temperature versus Merkel, e-NTU and Poppe predictions
Grahic Jump Location
Merkel number versus water inlet temperature



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