Natural convective flows in a horizontal channel provided with heating isothermal blocks: Effect of the inter blocks spacing

Energy Conversion and Management

Volumn 51, Issue 2, 2010, Pages 296-304

  Bakkas, M ^a,b   Hasnaoui, M ^b   Amahmid, A ^b  

^a MOULAY ISMAIL UNIVERSITY   (Morocco)

^b FACULTÉ DES SCIENCES SEMLALIA   (Morocco)

Author keywords

Blocks spacing; Heat transfer; Horizontal channel; Isothermal blocks; Multiplicity of solutions; Natural convection; Numerical study

Indexed keywords

CONTROL PARAMETERS; FLUID FLOW; GOVERNING PARAMETERS; HEAT TRANSFER RATE; HEATING BLOCKS; HORIZONTAL CHANNELS; ISOTHERMAL BLOCKS; MULTIPLICITY OF SOLUTIONS; NATURAL CONVECTIVE FLOW; NUMERICAL STUDIES; RAYLEIGH NUMBER; SURFACE TEMPERATURES; TEMPERATURE FIELD;

CONTROL SYSTEM ANALYSIS; FLOW OF FLUIDS; HEATING; NATURAL CONVECTION; TWO DIMENSIONAL;

HEAT EXCHANGERS;

EID: 71849109772     PISSN: 01968904     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.enconman.2009.09.025     Document Type: Article

References (20)

1. Incropera F.P. Convection heat transfer in electronic equipment. J Heat Transfer 110 (1988) 1097-1111
2. Peterson G.P., and Ortega A. Thermal control of electronic equipment and devices. Adv Heat Transfer 20 (1990) 181-314
3. Lin T.Y., and Hsieh S.S. Natural convection of opposing/assisting flows in vertical channel with asymmetrically discrete heated ribs. Int J Heat Mass Transfer 33 (1990) 2295-2309
4. Kelkar K.M., and Choudhury D. Numerical prediction of periodically fully developed natural convection in a vertical channel with surface mounted heat generating blocks. Int J Heat Mass Transfer 36 (1993) 1133-1145
5. Tanda G. Natural convection heat transfer in vertical channels with and without transverse square ribs. Int J Heat Mass Transfer 40 (1997) 2173-2185
6. Kwak C.E., and Song T.H. Natural convection around horizontal downward-facing plate with rectangular grooves: experiments and numerical simulations. Int J Heat Mass Transfer 43 (2000) 825-838
7. Desrayaud G., and Fichera A. Laminar natural convection in a vertical isothermal channel with symmetric surface-mounted rectangular ribs. Int J Heat Fluid Flow 23 (2002) 519-529
8. Desrayaud G., Fichera A., and Lauriat G. Natural convection air-cooling of a substrate-mounted protruding heat source in a stack of parallel boards. Int J Heat Fluid Flow 28 (2007) 469-482
9. Lee J.R., Ha M.Y., Balachandar S., Yoon H.S., and Lee S.S. Natural convection in a horizontal layer of fluid with a periodic array of square cylinders in the interior. Phys Fluids 16 (2004) 1097-1117
10. Hasnaoui M., Bilgen E., and Vasseur P. Natural convection above an array of open cavities heated from below. Numer Heat Transfer Part A 18 (1990) 463-482
11. Douamna S., Hasnaoui M., and Abourida B. Two-dimensional transient natural convection in a repetitive geometry submitted to variable heating from below: numerical identification of routes leading to chaos. Numer Heat Transfer Part A 37 (2000) 779-799
12. Amahmid A., Hasnaoui M., and Vasseur P. Multiplicity of natural convection solutions in a repetitive geometry. Int J Heat Mass Transfer 40 (1997) 3805-3818
13. Bakkas M., Amahmid A., and Hasnaoui M. Steady natural convection in a horizontal channel containing heated rectangular blocks periodically mounted on its lower wall. Energy Convers Manage 47 (2006) 509-528
14. Bakkas M., Amahmid A., and Hasnaoui M. Numerical steady of natural convection heat transfer in a horizontal channel provided with rectangular blocks releasing uniform heat flux and mounted on its lower wall. Energy Convers Manage 49 (2008) 2757-2766
15. El Alami M., Najam M., Semma E., Oubarra A., and Penot F. Chimney effect in a T form cavity with heated isothermal blocks: the blocks height effect. Energy Convers Manage 45 (2004) 3181-3191
16. El Alami M., Najam M., Semma E., Oubarra A., and Penot F. Electronic components cooling by natural convection in horizontal channel with slots. Energy Convers Manage 46 (2005) 2762-2772
17. Arquis E., and Rady M. Study of natural convection heat transfer in a finned horizontal fluid layer. Int J Therm Sci 44 (2005) 43-52
18. Abourida B., and Hasnaoui M. Numerical study of partitions effect on multiplicity of solutions in an infinite channel periodically heated from below. Energy Convers Manage 46 (2005) 2697-2717
19. Icoz T., and Jaluria Y. Numerical simulation of boundary conditions and the onset of instability in natural convection due to protruding thermal sources in an open rectangular channel. Numer Heat Transfer Part A 48 (2005) 831-847
20. Roache P.J. Computational fluid dynamics (1982), Hermosa Publishers, Albuquerque, New Mexico