Parameter

Definition

Value

$E_a$

Activation energy of adsorption

5 kcal/mol

$E_d$

Activation energy of desorption

30 kcal/mol

$k_{a0}$

Adsorption rate constant at 298 K

5 m³/mol・s

$k_{d0}$

Desorption rate constant at 298 K

5E−5 1/s

$S_0$

Surface site density

1.5E−8 mol/m²

L

Pipe length

100 m

d

Pipe diameter

0.1 m

P

Pressure

4.83E5 Pa

$Q_h$

High flow rate

9.93E−3 m³/s

$Q_l$

Low flow rate

9.93E−5 m³/s

$C_0$

Initial moisture concentration

7.79E−6 mol/m³

$C_{t10}$

Initial moisture concentration in tank 1 vapor

40 ppb

$C_{t20}$

Initial moisture concentration in tank 2 vapor

20 ppb

$V_{l10}$

Initial liquid volume in tank 1

9.65 m³

$V_{l20}$

Initial liquid volume in tank 2

30 m³