MAHA LPS 3000 - Engine Power Extrapolation for Gasoline Engines

36 BA052301-en
2.9.3 Extrapolation of the Engine Power with Gasoline Engines
• DIN 70020 
5,0
293
[K] T
[mbar] p
1013
Ka






=
• EEC 80/1269 
 
6,0
1,2
298
[K] T
mbarp
990
Ka















=
• ISO 1585 
 
6,0
1,2
298
[K] T
mbarp
990
Ka















=
• SAE J1349 
 
6,0
1,2
298
[K] T
mbarp
990
Ka















=
• JIS D1001 
 
6,0
1,2
298
[K] T
mbarp
990
Ka















=
with
• Ka correction factor
• p Atmospheric pressure at the dyno in mbar (1 mbar = 0.001 bar)
• T Air temperature at the dyno in Kelvin (0°C = 273 K)
e.g.
• ambient air pressure p = 936 mbar
• ambient temperature T = 17°C = 290K
• based on DIN 70200 the result is: Ka = 1.07671