,—,CO 2 savings [g CO 2 /km],
CO 2 ,—,Carbon dioxide,
CF,—,Conversion factor as defined in Table 3,
H,—,Frequency as defined in Table 1,
I,—,Current intensity at which the measurement shall be carried out [A],
M,—,Number of measurements of the sample,
M,—,Torque [Nm],
N,—,Rotational frequency [min -1 ] as defined in Table 1,
P,—,Power [W],
,—,Standard deviation of the efficiency of the generator function of the 12 V motor-generator (hereinafter ‘the motor-generator efficiency’) [%],
,—,Standard deviation of the motor-generator efficiency mean [%],
,—,Standard deviation of the total CO 2 savings [g CO 2 /km],
U,—,Test voltage at which the measurement shall be carried out [V],
v,—,Mean driving speed of the New European Driving Cycle (NEDC) [km/h],
V pe ,—,Consumption of effective power as defined in Table 2,
,—,Sensitivity of calculated CO 2 savings related to the motor-generator efficiency,
Δ,—,Difference,
,—,Baseline alternator efficiency [%],
,—,Motor-generator efficiency [%],
,—,Mean of the motor-generator efficiency at operating point i [%],
MG,—,Motor-generator,
M,—,Mechanical,
RW,—,Real-world conditions,
TA,—,Type approval conditions,
B,—,Baseline,

1,1 200,1 800,0,25,
2,1 200,3 000,0,40,
3,600,6 000,0,25,
4,300,10 000,0,10,

Petrol/E85,0,264,
Petrol/E85 Turbo,0,280,
Diesel,0,220,
LPG,0,342,
LPG Turbo,0,363,
,Consumption of effective power (V pe ) [m 3 /kWh],
CNG (G20),0,259,
CNG (G20) Turbo,0,275,

Petrol/E85,2 330,
Diesel,2 640,
LPG,1 629,
,Conversion factor (CF) [g CO 2 /m 3 ],
CNG (G20),1 795,

Petrol/E85,,
Diesel,,
LPG,,
CNG,,