Multiobjective Optimization of Diesel Particulate Filter Regeneration Conditions Based on Machine Learning Combined with Intelligent Algorithms

Table 1

Control parameter range setting.

Control parameter	Range (unit)
Preinjection timing	3∼45 (°CA)
Main injection timing	−10∼15 (°CA)
Rear injection 2 timing	−48∼−14 (°CA)
Preinjected fuel quantity	1.5∼2 (mg/cyc)
Rear injection 2 fuel quantity	0∼9.5 (mg/cyc)
Rear injection 1 quantity	0–9 (mg/cyc)
Rail pressure	38∼182 (MPa)
Intake volume	400∼1600 (mg/cyc)