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Experimental analysis on thermal performance of a solar air collector with longitudinal fins in a region of Biskra, Algeria

Wybrane pełne teksty z tego czasopisma
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Warianty tytułu
Języki publikacji
EN
Abstrakty
EN
This paper presents a thermal performance of a single pass solar air heater with fins attached was investigated experimentally. Longitudinal fins were used inferior the absorber plate for an increase the heat exchange and uniform the flow fluid in the channel. The effects of mass flow rate of air on the outlet temperature, the heat transfer in a thickness of solar collector and thermal efficiency were studied. Experiments were performed for two air mass flow rates of 0.012 kg/s., Moreover; the maximum efficiency was obtained by using five longitudinal fins and without fins. The maximum efficiency obtained for the 0.012 kg/s with and without fins were 40.02 % and 34.92 %, respectively. Comparison of the results as an effect the solar collector’s with and without fins shows a substantial enhancement in the thermal efficiency.
Rocznik
Strony
52--58
Opis fizyczny
Bibliogr. 21 poz., rys., tab., wykr.
Twórcy
autor
  • Mechanical Department, Faculty of Technology University of Biskra 07000, Algeria, Mechanical Laboratory, Faculty of Technology University of Biskra 07000, Algeria
autor
  • Mechanical Department, Faculty of Technology University of Biskra 07000, Algeria, Mechanical Laboratory, Faculty of Technology University of Biskra 07000, Algeria
  • Material Sciences Laboratory, Faculty of Science University of Biskra 07000, Algeria
Bibliografia
  • [1] H. P. Garg, R. S. Adhikari, Performance evaluation of a single solar air heater with n-subcollectors connected in different combinations, International Journal of Energy Research 23 (5) (1999) 403–414. doi:10.1002/(SICI)1099-114X(199904)23:5<403::AIDER488>3.0.CO;2-F.
  • [2] M. Belusko, W. Saman, F. Bruno, Performance of jet impingement in unglazed air collectors, Solar Energy 82 (5) (2008) 389–398. doi:10.1016/j.solener.2007.10.005.
  • [3] J. Duffie, W. Beckman, Solar Engineering of Thermal Processes, Wiley, New York, 1991.
  • [4] T. Koyuncu, Performance of various design of solar air heaters for crop drying applications, Renewable Energy 31 (7) (2006) 1073–1088. doi:10.1016/j.renene.2005.05.017.
  • [5] H. ming Yeh, T.-T. Lin, The effect of collector aspect ratio on the collector efficiency of flat-plate solar air heaters, Energy 20 (10) (1995) 1041–1047. doi:10.1016/0360-5442(95)00053-J.
  • [6] H.-M. Yeh, C.-D. Ho, J.-Z. Hou, Collector efficiency of double-flow solar air heaters with fins attached, Energy 27 (8) (2002) 715–727. doi:10.1016/S0360-5442(02)00010-5.
  • [7] M. Y. H. Othman, B. Yatim, K. Sopian, M. N. A. Bakar, Performance analysis of a double-pass photovoltaic/thermal (pv/t) solar collector with cpc and fins, Renewable Energy 30 (13) (2005) 2005–2017. doi:10.1016/j.renene.2004.10.007.
  • [8] A. Hachemi, Thermal performance enhancement of solar air heaters, by a fan-blown absorber plate with rectangular fins, International Journal of Energy Research 19 (1995) 567–578.
  • [9] H.-M. Yeh, C.-D. Ho, C.-Y. Lin, Effect of collector aspectratio on the collector efficiency of upward type baffled solar air heaters, Energy Conversion and Management 41 (9) (2000) 971–981. doi:10.1016/S0196-8904(99)00148-X.
  • [10] L. GoldsteinJr., E. Sparrow, Experiments on the transfer characteristics of a corrugated fin and tube heat exchanger configuration, Journal of Heat Transfer 98 (1976) 26–34.
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  • [12] C. Ho, C. Yeh, S. Hsieh, Improvement in device performance of multi-pass flat-plate solar air heaters with external recycle, Renewable Energy 30 (10) (2005) 1601–1621. doi:10.1016/j.renene.2004.11.009.
  • [13] B. S. Romdhane, The air solar collectors: Comparative study, introduction of baffles to favor the heat transfer, Solar Energy 81 (1) (2007) 139–149. doi:10.1016/j.solener.2006.05.002.
  • [14] A. Omojaro, L. Aldabbagh, Experimental performance of single and double pass solar air heater with fins and steel wire mesh as absorber, Applied Energy 87 (12) (2010) 3759–3765. doi:10.1016/j.apenergy.2010.06.020.
  • [15] A. Hachemi, Experimental study of thermal performance of offset rectangular plate fin absorber-plates, Renewable Energy 17 (3) (1999) 371–384. doi:10.1016/S0960-1481(98)00115-3.
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  • [17] S. Klein, Calculation of flat-plate loss coefficients, Solar Energy 17 (1975) 79–80.
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  • [19] ˙Irfan Kurtbas, A. Durmus, Efficiency and exergy analysis of a new solar air heater, Renewable Energy 29 (9) (2004) 1489–1501. doi:10.1016/j.renene.2004.01.006.
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Typ dokumentu
Bibliografia
Identyfikator YADDA
bwmeta1.element.baztech-173b26f4-d0ba-4c94-adc3-1f7d67d6c6ae
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