DoE Method for Operating Parameter Optimization of a Dual-Fuel BioEthanol/Diesel Light Duty Engine

Table 5

Factors and levels.

Factor	Level
	−1	map	1
bar	400	600	800
L/min	250	310	325
mm^3/stroke	0.60	1.00	1.50
DTpil s	800	1111	1400
ETpost s	150	—	250
DTpost s	800	—	1200
Swirl %	20	65	90