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

Table 8

Comparison of WHTC cycle average before and after optimization.

Parameter	Before optimization	After optimization	Percentage change (%)
T4 (°C)	261	342	31.0
T5 (°C)	577	592	2.6
O2 (%)	5.78	5.81	0.5
NOx (ppm)	356	319	−10.4
Soot (g/h)	0.062	0.054	−0.8
Fuel consumption (kg/h)	5.65	5.56	−1.6