Natural convection in a saturated variable-porosity medium due to microwave heating

Journal of Heat Transfer

Volumn 133, Issue 6, 2011, Pages

  Pakdee, Watit ^a   Rattanadecho, Phadungsak ^a  

^a THAMMASAT UNIVERSITY   (Thailand)

Author keywords

microwave heating; natural convection; rectangular waveguide; saturated porous media; variable porosity

Indexed keywords

CONVECTIVE FLOW; DIMENSIONAL VARIATIONS; EXPERIMENTAL DATA; HEAT TRANSPORT; INERTIAL EFFECT; MAXWELL'S EQUATIONS; MICROWAVE ENERGIES; NON-DARCIAN MODELS; NONUNIFORM; NUMERICAL MODELS; NUMERICAL RESULTS; PARAMETRIC STUDY; POROUS MEDIUM; RECTANGULAR ENCLOSURES; SATURATED POROUS MEDIA; SATURATED POROUS MEDIUM; SIMPLE ALGORITHM; TEMPERATURE PROFILES; VARIABLE POROSITY; VELOCITY FIELD;

ELECTROMAGNETIC FIELDS; FINITE DIFFERENCE TIME DOMAIN METHOD; HEATING; MICROWAVE HEATING; MICROWAVES; NATURAL CONVECTION; NONLINEAR EQUATIONS; POROSITY; POROUS MATERIALS; RECTANGULAR WAVEGUIDES;

MAXWELL EQUATIONS;

EID: 79952597200     PISSN: 00221481     EISSN: 15288943     Source Type: Journal    
DOI: 10.1115/1.4003535     Document Type: Article

References (30)

1. Wei, C. K., Davis, H. T., Davis, E. A., and Gordon, J., 1985, "Heat and Mass Transfer in Water-Laden Sandstone: Microwave Heating," AIChE J., 31(5), pp. 842-848. (Pubitemid 15489136)
2. Ni, H., Datta, A. K., and Torrance, K. E., 1999, "Moisture Transport in Intensive Microwave Heating of Biomaterials: Porous Media Model," Int. J. Heat Mass Transfer, 42, pp. 1501-1512.
3. Feng, H., Tang, J., Cavalieri, R. P., and Plumb, O. A., 2001, "Heat and Mass Transport in Microwave Drying of Porous Materials in a Spouted Bed," AIChE J., 47, pp. 1499-1512. (Pubitemid 36858834)
4. Ratanadecho, P., Aoki, K., and Akahori, M., 2002, "Influence of Irradiation Time, Particle Sizes, and Initial Moisture Content During Microwave Drying of Multi-Layered Capillary Porous Materials," ASME J. Heat Transfer, 124(1), pp. 151-161. (Pubitemid 34191345)
5. Dincov, D. D., Parrot, K. A., and Pericleous, K. A., 2004, "Heat and Mass Transfer in Two-Phase Porous Materials Under Intensive Microwave Heating," J. Food Eng., 65, pp. 403-412.
6. Rattanadecho, P., 2006, "The Simulation of Microwave Heating of Wood Using a Rectangular Wave Guide: Influence of Frequency and Sample Size," Chem. Eng. Sci., 61, pp. 4798-4811. (Pubitemid 43767624)
7. Ratanadecho, P., Aoki, K., and Akahori, M., 2002, "A Numerical and Experimental Investigation of Modelling of Microwave Heating for Liquid Layers Using a Rectangular Wave Guide (Effects of Natural Convection and Dielectric Properties)," Appl. Math. Model., 26, pp. 449-472. (Pubitemid 34300076)
8. 10) (Case Study: Water Layer and Saturated Porous Medium (," Exp. Therm. Fluid Sci., 33(3), pp. 472-481.
9. Ayappa, K. G., and Brandon, S., 1994, "Microwave Driven Convection in a Square Cavity," AIChE J., 40(7), pp. 1268-1272. (Pubitemid 283882)
10. Franca, A. S., and Haghighi, K., 1996, "Adaptive Finite Element Analysis of Microwave Driven Convection," Int. Commun. Heat Mass Transfer, 23(2), pp. 177-186. (Pubitemid 126397934)
11. Chatterjee, S., Basak, T., and Das, S. K., 2007, "Microwave Driven Convection in a Rotating Cylindrical Cavity: A Numerical Study," J. Food Eng., 79, pp. 1269-1279. (Pubitemid 44738220)
12. Liu, S., and Masliyah, J. H., 1996, "Single Fluid Flow in Porous Media," Chem. Eng. Commun., 148, pp. 653-732.
13. Benenati, R. F., and Brosilow, C. B., 1962, "Void Fraction Distribution in Pack Beds," AIChE J., 8, pp. 359-361.
14. Vafai, K., 1984, "Convective Flow and Heat Transfer in Variable-Porosity Media," J. Fluid Mech., 147, pp. 233-259. (Pubitemid 15421664)
15. Amiri, A., and Vafai, K., 1994, "Analysis of Dispersion Effects and Non- Thermal Equilibrium, Non-Darcian, Variable Porosity Incompressible Flow Through Porous Media," Int. J. Heat Mass Transfer, 37(6), pp. 939-954. (Pubitemid 278424)
16. Khaled, A.-R. A., and Chamkha, A. J., 2001, "Variable Porosity and Thermal Dispersion Effects on Coupled Heat and Mass Transfer by Natural Convection From a Surface Embedded in a Non-Metallic Porous Medium," Int. J. Numer. Methods Heat Fluid Flow, 11(5), pp. 413-429. (Pubitemid 32828483)
17. Hsiao, S.-W., Cheng, P., and Chen, C.-K., 1992, "Non-Uniform Porosity and Thermal Dispersion Effects on Natural Convection About a Heated Horizontal Cylinder in an Enclosed Porous Medium," Int. J. Heat Mass Transfer, 35(12), pp. 3407-3418. (Pubitemid 23617229)
18. Sakamoto, H., and Kulacki, F. A., 2008, "Effective Thermal Diffusivity of Porous Media in the Wall Vicinity," ASME J. Heat Transfer, 130(2), p. 022601.
19. Vafai, K., 1986, "Analysis of the Channeling Effect in Variable Porosity Media," ASME J. Energy Resour. Technol., 108, pp. 131-139. (Pubitemid 16573805)
20. Hunt, M. L., and Tien, C. L., 1998, "Non-Darcian Convection in Cylindrical Packed Beds," ASME J. Heat Transfer, 110, pp. 2523-2532.
21. Poulikakos, D., and Renken, K., 1987, "Forced Convection in a Channel Filled With Porous Medium, Including the Effects of Flow Inertia, Variable Porosity and Brinkman Friction," ASME J. Heat Transfer, 109, pp. 880-888. (Pubitemid 18530806)
22. Chai, Z., and Guo, Z., 2007, "Study of Electro-Osmotic Flows in Microchannels Packed With Variable Porosity Media via Lattice Boltzmann Method," J. Appl. Phys., 101, p. 104913.
23. Akbal, S., and Baytas, F., 2008, "Effects of Non-Uniform Porosity on Double Diffusive Natural Convection in a Porous Cavity With Partially Permeable Wall," Int. J. Therm. Sci., 47(7), pp. 875-885. (Pubitemid 351602026)
24. Ratanadecho, P., Aoki, K., and Akahori, M., 2001, "Experimental and Numerical Study of Microwave Drying in Unsaturated Porous Material," Int. Commun. Heat Mass Transfer, 28(5), pp. 605-616. (Pubitemid 32812321)
25. El-Refaee, M. M., Elsayed, M. M., Al-Najem, N. M., and Noor, A. A., 1998, "Natural Convection in Partially Cooled Tilted Cavities," Int. J. Numer. Methods Fluids, 28, pp. 477-499.
26. Nield, D. A., and Bejan, A., 1999, Convection in Porous Media, Springer, New York.
27. Al-Amiri, A. A., 2002, "Natural Convection in Porous Enclosures: The Application of the Two-Energy Equation Model," Numer. Heat Transfer, Part A, 41, pp. 817-834.
28. Marafie, A., and Vafai, K., 2001, "Analysis of Non-Darcian Effects on Temperature Differentials in Porous Media," Int. J. Heat Mass Transfer, 44, pp. 4401-4411.
29. Nithiarasu, P., Seetharamu, K. N., and Sundararajan, T., 1997, "Natural Convective Heat Transfer in a Fluid Saturated Variable Porosity Medium," Int. J. Heat Mass Transfer, 40, pp. 3955-3967. (Pubitemid 127426027)
30. Chamkha, A. J., Issa, C., and Khanafer, K., 2002, "Natural Convection From an Inclined Plate Embedded in a Variable Porosity Porous Medium Due to Solar Radiation," Int. J. Therm. Sci., 41, pp. 73-81.