Quadratic Prediction Models for the Performance Comparison of a Marine Engine Fuelled with Biodiesels B5 and B20

Table 1

Fuel properties.

Properties	Regulation for biodiesel B5	Biodiesel B20 from PTT
Cetane number	50	57.34
Specific gravity	From 0.81 to 0.87	0.8408
Viscosity at 40°C	From 1.8 to 4.1	3.774
Flash point (°C)	52	79.0
Pour point (°C)	10	9
Water and sediment (% vol.)	0.05	<0.005
Heating value (J/g)	41238.55	45233.33