A numerical model for the analyses of heat transfer and leakages in a rotary air preheater

International Journal of Heat and Mass Transfer

Volumn 49, Issue 25-26, 2006, Pages 5001-5009

  Drobnič, Boštjan ^a   Oman, Janez ^a   Tuma, Matija ^a  

^a UNIVERSITY OF LJUBLJANA   (Slovenia)

Author keywords

CFD; Leakages; Numerical simulation; Regenerative heat transfer; Rotary air preheaters; Sealing

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; HEAT LOSSES; HEAT TRANSFER; MATHEMATICAL MODELS; NUMERICAL ANALYSIS; PREHEATING; SEALING (CLOSING);

LEAKAGES; REGENERATIVE HEAT TRANSFER; ROTARY AIR PREHEATERS;

FOSSIL FUEL POWER PLANTS;

COMPUTATIONAL FLUID DYNAMICS; FOSSIL FUEL POWER PLANTS; HEAT LOSSES; HEAT TRANSFER; MATHEMATICAL MODELS; NUMERICAL ANALYSIS; PREHEATING; SEALING (CLOSING);

EID: 33750293942     PISSN: 00179310     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijheatmasstransfer.2006.05.027     Document Type: Article

References (15)

1. MacDuff E.J., and Clark N.D. Ljungström air preheater design and operation, Part I: Sealing and Leakage. Combustion 47 (1976) 7-11
2. Shah R.K., and Skiepko T. Influence of leakage distribution on the thermal performance of a rotary regenerator. Appl. Therm. Eng. 19 7 (1999) 685-705
3. Skeipko T. Indirect estimation of leakage distribution in steam boiler rotary regenerators. Heat Transfer Eng. 18 1 (1997) 56-81
4. Skiepko T. Method of measuring of seal clearances in rotary heat exchangers and some experimental results. In: Keffer J.F., Shah R.K., and Ganic E.N. (Eds). Experimental Heat Transfer, Fluid Mechanics and Thermodynamics 1991, Proc. Second World Conf. Exp. Heat Transfer, Fluid Mech. Thermodyn. June 1991, Dubrovnik, Yugoslavia (1991), Elsevier, New York
5. Skiepko T. Method of monitoring and measurement of seal clearances in a rotary heat exchanger. Heat Recov. Syst. CHP 8 (1988) 469-473
6. Skiepko T. Some essential principles for adjustment of seal clearances in rotary regenerators. Heat Transfer Eng. 14 2 (1993) 27-43
7. Skiepko T. Irreversibilities associated with a rotary regenerator and the efficiency of a steam power plant. Heat Recov. Syst. CHP 10 3 (1990) 187-211
8. Drobnič B., Senegačnik A., and Oman J. Vpliv netesnosti kotlovskih naprav na njihovo učinkovitost. Strojniški Vestnik, letnik 45 št. 2 (1999) 75-84
9. Franković B. Analiza izmjene topline u suhom rotirajućem regeneratoru topline. Strojarstvo 35 3-4 (1993) 111-120
10. Wendt J.F. Computational Fluid Dynamics. second ed. (1996), Springer-Verlag, Berlin
11. Stasiek J.A. Experimental studies of heat transfer and fluid flow across corrugated-undulated heat exchanger surfaces. Int. J. Heat Mass Transfer 41 6-7 (1998) 899-914
12. Stasiek J., Collins M.W., Ciofalo M., and Chew P.E. Investigation of flow and heat transfer in corrugated passages - I. Experimental results. Int. J. Heat Mass Transfer 39 (1996) 142-164
13. I. Kuštrin, B. Drobnič, J. Oman, M. Tuma, M. Čefarin, Cylindrical probe for simultaneous single-point measurment of gas composition, velocity and temperature. Short-term patent: publication no. 20946. Slovenian Intellectual Property Office, Ljubljana, 2003.
14. Wärmetechnische Abnahmeversuche an regenerativen Luft- und Abgasvorwärmern, Einfache Luftvorwärmer, VDI 3921, December 1994.
15. Drobnič B., Oman J., Kuštrin I., and Rotnik U. Optimizing the locations of the measuring points for an online calculation of the exhaust flue-gas loss. Forschung im Ingenieurwesen vol. 69 (2005), Springer-Verlag 76-81