LINK TO THE ORIGINAL PAGE CACHED IMAGE 01/11/2007 SAFE FOOD PACKAGING PORTAL

     getting started        notations        list of inputs        parameter form  

AROMA Web Server (v. 1.00)

2D (x,z,symmetry) TRANSPORT SIMULATION (v. 1.00)

SYSTEM LIST

NAME PHYSICAL SYSTEM
food
food material (solid,liquid)
space
head space (liquid,gaz)
bottom
packaging material (solid in contact with ambient)
wall
packaging material (solid in contact with ambient)
top
packaging material (solid in contact with ambient)

PROPERTY LIST

NAME PHYSICAL PROPERTY
x
half width (unit: mm)
z
height (unit: mm)
rho
material density (unit: g.cm-3)
C0
initial concentration (unit: e.g. mg.kg-1)
k

Henry like coefficient (no unit): p=k.c

such that: kj/ki = Kij partition coefficient between i and j (Cieq/Cjeq)

D
diffusion coefficient (unit: e.g. m.s-2)
h
mass transfer coefficient(unit: m.s-1)
rhob
bulk density of ambient (unit: g.cm-3)
Cb
initial concentration in ambient (unit: e.g. mg.kg-1)
kb

Henry like coefficient for ambient (no unit)

(conventionally assumed to be 1)

PARAMETER FORM

property/system
food
space
bottom
wall
top
x (mm)
none
none
z (mm)
none
rho (g.cm-3)
C0 (ppm)
k (-)
D (m2.s-1)
h (m.s-1)
none
none
rhob (g.cm-3)
none
none
Cb (ppm)
none
none
kb (-)
none
none

SIMULATION TIME

simulation length
unit

licensed softwares for educational purposes

 

INRA

2004 by INRA\Olivier Vitrac

 

webmaster