TRANSFER: BASICS OF MASS AND HEAT TRANSFER - Biomass as a Sustainable Energy Source for the Future - page 97

TRANSFER: BASICS OF MASS
AND HEAT TRANSFER

D IRK J.E.M. R OEKAERTS
Department of Process and Energy, Fluid Mechanics Section, Faculty of Mechanical, Maritime
and Materials Engineering, Delft University of Technology, Delft, the Netherlands

ACRONYMS

PDF probability density function

RTE radiative transfer equation

SYMBOLS

[m 2 ]

A area across which heat/mass transfer takes place

[m 2 ]

B solid permeability

B M spalding mass coefficient [ - ]

Bi Biot number (defined in Table 4.1) [ - ]

m −3 ]

c concentration [mol

kg −1 K −1 ]

c p specific heat capacity [J

[m 2 s −1 ]

D diffusion coefficient

D wall thickness [m]

d diameter [m]

d p particle diameter [m]

m −2 ]

E radiative emissive power [W

E a

absorption efficiency factor [ - ]