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Analysis of mechanical draft wet cooling towers

The objective of the paper is to present a review on the analysis of mechanical-draft wet cooling towers. Starting with the basic fundamentals of a cooling tower, an attempt is made here to present an analysis of the important computational models available. The physical situation within a cooling t...

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Main Authors: Mohiuddin, A. K. M., Kant, Keshav
Format: Article
Language:English
Published: Regional Centre for Energy, Heat and Mass Transfer - for Asia and the Pacific 1991
Subjects:
T Technology (General)
Online Access:http://irep.iium.edu.my/8283/1/JEHMT1991.pdf
http://irep.iium.edu.my/8283/
http://www.che.iitm.ac.in/~arbala/JEHMT.html
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spelling my.iium.irep.82832015-10-02T03:46:28Z http://irep.iium.edu.my/8283/ Analysis of mechanical draft wet cooling towers Mohiuddin, A. K. M. Kant, Keshav T Technology (General) The objective of the paper is to present a review on the analysis of mechanical-draft wet cooling towers. Starting with the basic fundamentals of a cooling tower, an attempt is made here to present an analysis of the important computational models available. The physical situation within a cooling tower is very complex (films and droplets of water in air are in a constantly changing configuration). There is no mathematical model which is capable of simulating every detail of simultaneous heat and mass transfer process occurring within the tower. Consequently, simplifying assumptions must be made for the analysis. A comprehensive list of assumptions is provided which are used for the different models. Eight computational models are analyzed here, namely (a) ESC code, (b) FACTS, (c) VERAZD, (d) STAR, (e) Sutherland's Model, (f) Model by Fujita and Tezuka, (g) Webb's Model, (h) Model by Jaber and Webb. Each model makes use of somewhat different set of assumptions. So, the results of the calculations of heat/mass transfer coefficients also differ. Analysis of the above models gives us an idea about different numerical solutions of cooling tower design. It is difficult to draw general conclusions concerning the comperative merits of the correlations, or of the codes. Yet it is attempted here to compare the different models from the view point of design, computational error, computational time, simplicity of usage and practicability. Regional Centre for Energy, Heat and Mass Transfer - for Asia and the Pacific 1991 Article REM application/pdf en http://irep.iium.edu.my/8283/1/JEHMT1991.pdf Mohiuddin, A. K. M. and Kant, Keshav (1991) Analysis of mechanical draft wet cooling towers. Journal of Energy, Heat and Mass Transfer , 13. pp. 165-187. ISSN 0970-9991 http://www.che.iitm.ac.in/~arbala/JEHMT.html
institution Universiti Islam Antarabangsa Malaysia
building IIUM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider International Islamic University Malaysia
content_source IIUM Repository (IREP)
url_provider http://irep.iium.edu.my/
language English
topic T Technology (General)
spellingShingle T Technology (General)
Mohiuddin, A. K. M.
Kant, Keshav
Analysis of mechanical draft wet cooling towers
description The objective of the paper is to present a review on the analysis of mechanical-draft wet cooling towers. Starting with the basic fundamentals of a cooling tower, an attempt is made here to present an analysis of the important computational models available. The physical situation within a cooling tower is very complex (films and droplets of water in air are in a constantly changing configuration). There is no mathematical model which is capable of simulating every detail of simultaneous heat and mass transfer process occurring within the tower. Consequently, simplifying assumptions must be made for the analysis. A comprehensive list of assumptions is provided which are used for the different models. Eight computational models are analyzed here, namely (a) ESC code, (b) FACTS, (c) VERAZD, (d) STAR, (e) Sutherland's Model, (f) Model by Fujita and Tezuka, (g) Webb's Model, (h) Model by Jaber and Webb. Each model makes use of somewhat different set of assumptions. So, the results of the calculations of heat/mass transfer coefficients also differ. Analysis of the above models gives us an idea about different numerical solutions of cooling tower design. It is difficult to draw general conclusions concerning the comperative merits of the correlations, or of the codes. Yet it is attempted here to compare the different models from the view point of design, computational error, computational time, simplicity of usage and practicability.
format Article
author Mohiuddin, A. K. M.
Kant, Keshav
author_facet Mohiuddin, A. K. M.
Kant, Keshav
author_sort Mohiuddin, A. K. M.
title Analysis of mechanical draft wet cooling towers
title_short Analysis of mechanical draft wet cooling towers
title_full Analysis of mechanical draft wet cooling towers
title_fullStr Analysis of mechanical draft wet cooling towers
title_full_unstemmed Analysis of mechanical draft wet cooling towers
title_sort analysis of mechanical draft wet cooling towers
publisher Regional Centre for Energy, Heat and Mass Transfer - for Asia and the Pacific
publishDate 1991
url http://irep.iium.edu.my/8283/1/JEHMT1991.pdf
http://irep.iium.edu.my/8283/
http://www.che.iitm.ac.in/~arbala/JEHMT.html
_version_ 1643606100979744768
score 13.211869

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