HomeCalculatorsEngine Room - Ventilation Flow

Engine Room - Ventilation Flow

Engine-room ventilation flow sized for combustion air + ambient cooling.

Engine roomVentilationAir flow
Combustion air
84,000m³/h
Required ventilation
120,000m³/h
Formula, assumptions, and limits

7 m³/h per kW combustion air + cooling. 30 ACH typical. Tropical ships add intercooler pre-cooling water-side. Natural vs forced ventilation class-approved.

Symbol legend

SymbolMeaningUnitSource
Air changes per hour1/hdesign spec