Biot number


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Biot number

[′byō ‚nəm·bər]
(fluid mechanics)
A dimensionless group, used in the study of mass transfer between a fluid and a solid, which gives the ratio of the mass-transfer rate at the interface to the mass-transfer rate in the interior of a solid wall of specified thickness.
References in periodicals archive ?
Thermally induced residual stress distribution depended remarkably on the Biot number and heat was removed through the surfaces rapidly, thereby resulting in high residual stresses.
14 are the Stefan number (St) and the Biot numbers (Bi) of the resin and film parts.
1993, 1996a, 1996b) present equations for determining the equivalent heat transfer dimensionality, E, as a function of Biot number and shape of the food item (short cylinder, squat cylinder, rectangular rod, ellipsoid, etc.
Then, the Biot number can be calculated from Equation (8).
The variation of Biot number with time is shown in Figure 9 for the 8 mm (0.
Figure 10 contains the Biot number for the 60 mm (2.
It would appear that the Biot number is a better predictor of accuracy, while the Fourier number is less important except when the value is much greater than unity (order of magnitude of >100).
Like relative crystallinity, the temperature distribution too is non-uniform, and once again it can be linked with the Biot number (Bi).
The non-dimensional Deborah and Biot numbers are shown to be important in the applicability of the formulation.
The Deborah and Biot numbers are shown to be important indicators of the applicability of this formulation.
2]*[degrees]F), and the Biot number has been determined as 6.
975 (clay/water) (Mass 71) set to the same for two Biot number based on the core tubes of the U-tube filled with diameter([square root of(2)]times water actual tube OD).