Table 6 Design and developed PUGH matrix.

From: Machine learning and experimental emission assessment in high temperature air premixed charged compression ignition engines using the Pugh matrix

Criteria

Performance

Environmental

Economy

Total

Rank

Parameter

BTE

BSEC

HC

CO

CO2

NOx

Smoke

Datum

0 W

0 W

0 W

0 W

0 W

0 W

0 W

0 W

0 W

-

Diesel

0 W

−1 W

−1 W

−1 W

+ 1 W

+ 1 W

−1 W

0 W

−1 W

VI

SOMEB20D80

+ 1 W

0 W

−1 W

+ 1 W

0 W

0 W

−1 W

+ 1 W

+ 2 W

III

ANB20D80

+ 1 W

0 W

1 W

+ 1 W

0 W

0 W

+ 1 W

+ 1 W

+ 5 W

I

SOMEB20D80 + CeO2 + 10ppm

+ 2 W

+ 1 W

−1 W

+ 2 W

−1 W

−1 W

−1 W

0 W

−1 W

VI

SOMEB20D80 + Al2O3 + 10ppm

+ 2 W

+ 2 W

−1 W

+ 2 W

−1 W

−1 W

−1 W

0 W

0 W

V

ANB20 + Diesel + CeO2 + 10ppm

+ 2 W

+ 1 W

+ 1 W

+ 2 W

−1 W

−1 W

+ 1 W

0 W

+ 3 W

II

ANB20 + Diesel + Al2O3 + 10ppm

+ 2 W

+ 2 W

−1 W

+ 2 W

−1 W

−1 W

+ 1 W

0 W

+ 2 W

III

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