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HVAC - Air Change Rate

Air-change rate (ACH) required for various marine spaces - engine room, accommodation, galley, battery room.

Air changeHVACVentilation
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Formula, assumptions, and limits

V˙=VACH\dot V = V \cdot ACH
SymbolMeaningUnit
ACHACHAir changes per hour1/h

Source: ASHRAE Application Handbook; MLC 2006 Title 3

In short

Air-change rate (ACH) required for various marine spaces - engine room, accommodation, galley, battery room.

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