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SOFRESID ENGINEERING

Winch lift capabilities improvement on an offshore vessel

Context

FDS ship for offshore material transport

Change the winches material capabilities (400T -> 750T)

Full FEA of the internal area to be modified with the application global loads (hull Hog and Sag, deck loads) as per DNV rules

 

 

realization

Steel FEA model (FEMAP/ NASTRAN)

Taking into account corrections to the thickness linked to corrosion

Linear calculation taking into account loads linked to various equipment

Heavy model (5E5 knots), calculations per portion

15 load cases studied

DNV rules

 

 

Technical environment

FEA (finite element analysis)

Certification