Research Article

Optimization of Dual Coating Using Electroless Ni-P-Nano-TiO2 and Plasma Yttria-Stabilized Zirconia on Piston Crown and Cylinder Liner in CI Engine

Table 7

Calculation of GRG and GRG rank.

WeightGRGGRG rank
ThicknessThermal resistanceSurface roughness

0.1000.1330.0600.0989
0.1100.1430.0630.1058
0.1210.1380.0670.1097
0.1920.1900.0820.1546
0.1810.2310.0760.1634
0.2030.2090.0670.1605
0.3000.2760.1000.2253
0.2790.4000.0970.2591
0.2610.3390.0930.2312