Engine BMEP - From Output Data
Brake Mean Effective Pressure from engine power, displacement, and speed - the primary engine-load benchmark.
BMEP
11.1bar
Formula, assumptions, and limits
Slow-speed 2-stroke MCR BMEP ~20-22 bar. Medium-speed 4-stroke 25-28 bar. Derating reduces BMEP at same rpm.
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| Swept displacement | m³ | engine spec | |
| rpm | rpm | tachometer | |
| Strokes per cycle | - | 2-stroke 1, 4-stroke 0.5 |