Combustion Model and Control Parameter Optimization Methods for Single Cylinder Diesel Engine

Table 2

Diesel engine control parameters.

Control parameter	Meaning	Unit	Variation range
	Pilot 1 injection timing	deg. ATDC	−60, −45
	Pilot 1 injection quantity	mm^3/st	0.1, 0.2
	Pilot 2 injection timing	deg. ATDC	−35, −25
	Pilot 2 injection quantity	mm^3/st	0.1, 0.2
	Main injection timing	deg. ATDC	−5, −4, −3, −2, −1
	Main injection quantity	mm^3/st	0.85, 1
	Injection pressure	MPa	85, 100
	Engine speed	rpm	1000, 1500, 2000