Catalytic Transformation of Tall Oil into Biocomponent of Diesel Fuel

Table 4

Results of hydrorefining of the mixtures of gas oil and crude tall oil; catalyst A.

Parameter	Products
Temperature, °C	380		360		380
Pressure, MPa	5.5
LHSV, h^−1	1
H2/feed, L/L⋅h	965	504	970	525	985	544
CTO content in feed, % vol.	20				30
Hydrocarbons C1–C5, % wt.	1,42	0,93	0,57	1,19	1,19	0,45
Propane, % wt.	0,60	0,40	0,24	0,51	0,51	0,32
CO content, % wt.	0,84	0,55	0,34	0,71	0,70	1,27
CO2 content, % wt.	0,28	0,18	0,11	0,23	0,23	0,96
Liquid product, % wt.	96.00	97.21	98.05	97.36	96.64	95.85
Reaction water, % wt.	0.86	0.73	0.69	1.07	0.73	1.15
Sulphur content, mg/kg	239	120	176	291	84	97
Acid value, mg KOH/g	0.01	0.01	0.04	0.02	0.02	0.04
Nitrogen content, mg/kg	1	1.2	1.5	1.6	0.8	0.9
Density at 15°C. kg/m^3	801	813	814	814	826	830
Monoaromatics, % wt.	16.5	19.6	20	21.2	19.8	20.4
Σ Di- and Tri-aromatics, % wt.	1.66	3.32	2.68	2.39	3.23	3.99
Cetane number	56,5	55	53,5	54	57	56,8