Table 11.

Aggression model coefficients for various test parameters.

	P	Q	R	S
Brake thermal efficiency (BTE)
D100	–	− 0.0036	0.563	− 0.398
DBOP	–	− 0.0034	0.576	− 0.248
DBOPN-HCC	–	− 0.0034	0.521	0.132
DBOPN-TCC	–	− 0.0036	0.546	− 0.692
DBOPN-SDCC	–	− 0.0037	0.535	− 1.286
DBOPN-TRCC	–	− 0.0038	0.562	− 2.323
Brake specific fuel consumption (BSFC)
D100	–	0.004	− 0.002	0.4965
DBOP	− 6E-04	0.003	− 0.001	0.4762
DBOPN-HCC	− 7E-05	0.0002	− 0.0132	0.5376
DBOPN-TCC	− 6E-04	0.005	− 0.0142	0.7826
DBOPN-SDCC	− 7E-05	0.0001	− 0.0039	1.0236
DBOPN-TRCC	− 2E-06	0.0004	0.0287	0.9876
Hydrocarbon (HC)
D100	–	0	0.324	26.72
DBOP	–	− 0.002	0.420	20.58
DBOPN-HCC	–	− 0.002	0.396	19.54
DBOPN-TCC	–	− 0.003	0.487	16.23
DBOPN-SDCC	–	− 0.002	0.212	18.76
DBOPN-TRCC	–	0	0.218	18.25
Carbon monoxide (CO)
D100	–	0.0004	− 0.002	0.420
DBOP	–	0.00005	− 0.003	0.262
DBOPN-HCC	–	0.00004	− 0.002	0.136
DBOPN-TCC	–	0.00005	− 0.003	0.072
DBOPN-SDCC	–	0.00006	− 0.004	0.007
DBOPN-TRCC	–	0.00006	− 0.005	− 0.326
Nitrogen oxide (NOx)
D100	–	0.006	4.926	1.93
DBOP	–	− 0.0034	0.7324	− 0.0523
DBOPN-HCC	–	− 0.0034	0.7124	1.8612
DBOPN-TCC	–	− 0.0036	0.755	− 1.5362
DBOPN-SDCC	–	− 0.0037	0.7682	− 1.2842
DBOPN-TRCC	–	− 0.0038	0.7684	− 3.2632
Smoke opacity
D100	–	0.025	0.0023	0.146
DBOP	–	0.036	0.0024	0.162
DBOPN-HCC	–	0.042	0.0023	0.243
DBOPN-TCC	–	0.078	0.0046	0.026
DBOPN-SDCC	–	0.023	0.0023	− 0.126
DBOPN-TRCC	–	0.053	0.0046	− 0.643