Clamping Unseated Wellheads for Life Extension


1 Mar 2020

This presentation discusses the following:

Captain B overview 

  • Conductor and riser system overview 

  • Operational timeline 

Global riser analysis activities 

  • Historical fatigue assessment 

  • Residual fatigue life for sidetrack operations 

  • Fatigue challenges 

 Wellhead dislocation 

  • Examination of recovered wellhead 

  • Wellhead thermal growth study 

Wellhead clamp design 

  • Clamp overview 

  • FE Analysis 

  • Manufacture and testing 

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