Page 268 - Fundamentals of The Finite Element Method for Heat and Fluid Flow

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(a) Vector plot CONVECTION IN POROUS MEDIA
(b) Temperature
8
Ra = 10 , Da = 10 −6

(c) Vector plot (d) Temperature
6
Ra = 10 , Da = 10 −4

(e) Vector plot (f) Temperature
4
Ra = 10 , Da = 10 −2
Figure 8.9 Natural convection in a fluid-saturated porous, square enclosure. Vector plots
and temperature contours for different Rayleigh and Darcy numbers; Pr = 0.71