DP Class 2 - Failure Envelope Capacity

DP Class 2 post-failure capability envelope - wind + current worst-case envelope after single fault per IMCA M140.

DPDP2Capability

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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

U_{max} = \sqrt{T_{post} / k_{hull}}

Symbol	Meaning	Unit
$T_{post}$	Post-failure thrust	kN
$k_{hull}$	Empirical hull factor	kN/(m/s)²

Source: IMCA M140

DP Class 2 post-failure capability envelope - wind + current worst-case envelope after single fault per IMCA M140.