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Bow Flare Slam - Sea-Swell Check

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Bow-flare slam frequency for a ship with significant flare angle - occurs in head seas when bow flare hits the approaching wave.

Formula

$$ p_{flare} \approx \tfrac{1}{2} \rho V^2 \tan^2\alpha_f $$

Symbol legend

SymbolMeaningUnitSource
$\alpha_f$Flare angle from verticaldegGA drawing
$V$Relative horizontal velocitym/sseakeeping analysis

Sources

  • Chuang & Milne - SNAME 1971.