Air/fuel Ratio
Possible air/fuel ratios
Standard (Petrol)
1
Cold start (Petrol)
> 0,3
Full load (Petrol)
0,85 - 1
Diesel
> 1,3
L
zu
=
L
th
L
zu
= L
th
·
L
zu
L
th
=
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L
zu
air mass
per kg fuel consumption
kg
L
th
Theor. required air mass
je kg fuel consumption
kg
air-fuel ratio
L
min
Min. required air mass
per kg fuel consumption
kg
Air/fuel Ratio Air/fuel Ratio
= 