Modelling of Jatropha Oil Hydrocracking in a Trickle-Bed Reactor to Produce Green Fuel

Table 1

Correlations for mass and energy transfer parameters.

Parameters	Source	Unit	Correlation	No.
Gas-liquid mass transfer coefficient ()	[21]	1/s		(41)
Liquid-solid mass transfer coefficient (kLS,i)	[22]	cm/s		(42)
Liquid phase diffusion coefficient (DL,i)	[23]	m^2/s		(43)
Gas phase diffusion coefficient ()	[24]	cm^2/s		(44)
Diffusion coefficient of gas in liquid phase (DL,i); i = H2, CO, CO2	[25]	m^2/s		(45)
The bed-to-wall heat transfer coefficient (hT)	[26]	W/(m^2K)		(46)
Liquid phase axial dispersion coefficient (DLz)	[27]	m^2/s		(47)
Gas phase axial dispersion coefficient ()	[27]	m^2/s		(48)
The effective thermal conductivity in the radial direction (ker)	[26]	W/(m.K)		(49)
				(50)
				(51)
				(52)
				(53); (54)
Density of gas ()	[28]	kg/m^3		(55)
Viscosity of gas ()	[28]	Pa.s		(56)
Thermal conductivity of liquid (kL)	[28]	W/(m.K)		(57)
Thermal conductivity of gas ()	[28]	W/(m.K)		(58)
Heat capacity of gas ()	[28]	J/(kg.K)		(59)
Heat capacity of liquid (CpL)	[28]	J/(kg.K)		(60)
Gas-liquid surface tension (σ)	[28]	N/m		(61)