What is the Top Tension Drilling Riser System?

Asked by lilianlope 5 years, 7 months ago | 1 Answers

What is the Top Tension Drilling Riser (TTDR) System and its associated equipment?


1 Answer

0
bxander 5 years, 7 months ago

The Top Tension Drilling Riser (TTDR) forms a single high-pressure barrier for containing well bore fluids and pressures between the subsea wellhead and the surface Blowout Preventer (BOP).

The following is a list of equipment to be supplied by the equipment supplier:

  • Subsea external wellhead connector assembly
  • Stress joint
  • Riser joints
  • Riser pup joints, as required
  • Buoyancy, as required
  • Keel joint assembly, as required
  • BOP adapter/head
  • Drilling riser tensioner
  • Riser handling equipment
  • Riser tools and accessories
  • Riser running spider

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