TECHNICAL PAPERS: Heat and Mass Transfer

Evaluation of Combined Heat and Mass Transfer Effect on the Thermoeconomic Optimization of an Air-Conditioning Rotary Regenerator

[+] Author and Article Information
Rahim K. Jassim

College of Technology at Jeddah, P.O. Box 42204, Jeddah 21541, Kingdom of Saudi Arabia

J. Heat Transfer 125(4), 724-733 (Jul 17, 2003) (10 pages) doi:10.1115/1.1589504 History: Received September 10, 2002; Revised April 01, 2003; Online July 17, 2003
Copyright © 2003 by ASME
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Chung-hsinh,  Li, 1983, “A Numerical Finite Difference Method for Performance Evaluation of a Periodic-Flow Heat Exchanger,” ASME J. Heat Transfer, 105, pp. 611–617.
Hausen, H., 1983, Heat Transfer in Counterflow, Paralleflow and Crossflow, McGraw Hill NY.
Jassim, R. K., 2002, “Evaluation of Matrix Thermal Conductivity Effect on the Thermoeconomic Optimization of an Air-Conditioning Rotary Regenerator” ECOS 2002, 1 , Berlin, Germany, pp. 285–296.
van-Leersum,  J. G., and Ambrose,  C. W., 1981, “Comparisons Between Experiments and Theoretical Model of Heat and Mass Transfer in Regenerators With Non-Sorbing Matrices,” ASME J. Heat Transfer, 103, pp. 189–195.
van-Leersum,  J. G., 1986, “A Numerical Description of Condensation in Non-Hygroscopic Regenerator Matrices,” Numer. Heat Transfer, 9, pp. 365–379.
Jassim, R. K., 1992, “Thermoeconomic Optimization of Periodic Flow Heat Exchangers,” Ph.D. thesis, Dept of Mechanical Engineering Q.M.W. College, University of London.
Kotas, T. J., and Jassim, R. K., 1993, “The Costing of Exergy Flows in the Thermoeconomic Optimization of the Geometry of Rotary Regenerators,” ENSEC 93, pp. 313–322.
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Schematic representation heat exchange elements of a rotary regenerator
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Control surface used in the analysis of the regenerator
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The motor-fan assembly for generating the pressure component of exergy ĖΔP
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Control surface of the air conditioning for determining the unit cost of waste air
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Longitudinal heat conduction and mass transfer effect (Πt=5,th,i=293.15 K,tc,i=263.15 K,C*=(hA)*=(As)*=1,Φh=0.4, and Φc=0.8)
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Mass transfer effect (Λt=10,th,i=293.15 K,tc,i=263.15 K,C*=(hA)*=(As)*=1,Φh=0.4,Φc=0.8 and Zt=0)
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Relationship between HEE and Rc
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The effect of moisture transfer on hot-fluid temperature distribution for (Λt=10,Πt=5,Zt=0)
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The effect of moisture transfer on cold-fluid temperature distribution for (Λt=10,Πt=5,Zt=0)
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Absolute humidity distribution in fluid flow direction for (Λt=10,Πt=5,Zt=0)



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