Engine - ISO 3046 MCR Derating

Engine MCR derating for non-standard ambient per ISO 3046 - inlet T, pressure, humidity.

MCRDeratingISO 3046

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

P = P_{rated} \cdot f_T \cdot f_p \cdot f_{sw}

Symbol	Meaning	Unit
$f_T$	Air-temperature factor
$f_sw$	Sea-water factor

Source: ISO 3046-1:2002

Engine MCR derating for non-standard ambient per ISO 3046 - inlet T, pressure, humidity.