FMEP = IMEP − BMEP - the ’lost’ pressure to friction. Rising FMEP = bearing/ring wear.
Formula
$$ FMEP = IMEP - BMEP $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $IMEP$ | Indicated MEP | bar | indicator card |
| $BMEP$ | Brake MEP | bar | torsionmeter |
| $FMEP$ | Friction MEP | bar | result |
Sources
- Heywood - Internal Combustion Engine Fundamentals.