Process Optimization of Biodiesel Production Using the Laplacian Harris Hawk Optimization (LHHO) Algorithm

Table 1

For biodiesel production range and level coding of design variable.

Independent variables	Lower bound	Average bound	Upper bound
Temperature ()	55	60	65
Methanol/oil molar ratio ()	6 : 1	10.5 : 1	15 : 1
Concentration of catalyst ()	0.6	1.3	2.0