Optimization Analysis of Engine Intake System Based on Coupling Matlab-Simulink with GT-Power

Table 4

The comparisons of original and optimized dynamic performance.

Speed (r/min)	Optimized		Original		Increase rate
	Power (kW)	Torque (N·m)	Power (kW)	Torque (N·m)	Power (%)	Torque (%)
1200	7.57	60.21	7.62	60.62	−0.69	−0.69
1600	10.70	63.88	10.74	64.10	−0.34	−0.34
2000	14.30	68.27	14.23	67.93	0.51	0.51
2400	17.93	71.35	17.65	70.21	1.63	1.63
2800	20.66	70.47	20.68	70.52	−0.07	−0.08
3200	24.03	71.72	23.48	70.08	2.34	2.34
3600	28.54	75.70	27.77	73.65	2.79	2.79
4000	32.66	77.96	31.80	75.92	2.69	2.69
4400	36.63	79.51	35.93	77.99	1.95	1.95
4800	38.11	75.81	37.85	75.30	0.69	0.69
5200	39.48	72.49	39.37	72.29	0.28	0.28
5600	41.85	71.37	41.44	70.67	0.99	0.99