Recent Questions tagged [riser]

Fire on the offshore platform with drilling risers attached
Asked 4 years, 1 month ago by bbenoit 1 Answer

What is/are the recommended procedure(s) to take when drilling riser cannot be disconnected and fire continues at the surface? Riser inaccessible due to presence of other risers and debris or design layout.

Shutdown (regular or emergency) of the riser and DP shuttle tanker?
Asked 4 years, 6 months ago by phamus 1 Answer

How would one manage to do a regular shutdown or emergency shutdown of the riser from the dynamic positioning (DP) shuttle tanker in a controlled manner, without any spillage?

Catenary Riser System sizing and selection-duplicate?
Asked 4 years, 6 months ago by phamus 1 Answer

What are the typical requirements for an Offshore Loading System?

Ball Valve in the Riser System
Asked 4 years, 10 months ago by ChemKB 1 Answer

Riser Base and Foot
Asked 4 years, 10 months ago by ChemKB 1 Answer

Riser Swivel
Asked 4 years, 10 months ago by ChemKB 1 Answer

Catenary Riser
Asked 4 years, 10 months ago by ChemKB 1 Answer

Vertical Riser
Asked 4 years, 10 months ago by ChemKB 1 Answer

What is a Flexible Pipe?
Asked 4 years, 11 months ago by josvanden 1 Answer

What is a Flexible Pipe and its construction details? Any reference would be highly appreciated!

What is a drilling riser?
Asked 4 years, 11 months ago by belmoreno 3 Answers

Subsea Structures Installation Tolerances
Asked 5 years, 2 months ago by cobiesmith 2 Answers

Hi, I am interested in learning about Subsea Structures Installation Tolerances (dimensions of the target box, tolerances regarding the hubs elevation and orientation) for the following equipment:

Recommendations for the type of riser for spread or turret moored FPSO?
Asked 5 years, 5 months ago by lilianlope 2 Answers

Are there any recommendations for selecting the right type of riser for either spread or turret moored FPSO?

Top Tension Production Riser System?
Asked 5 years, 5 months ago by lilianlope 1 Answer

Drilling Riser components service life
Asked 5 years, 5 months ago by lilianlope 2 Answers

What is the Top Tension Drilling Riser System?
Asked 5 years, 5 months ago by lilianlope 1 Answer

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

Flange Type connectors or Pin and Box type connectors for Riser Joints?
Asked 5 years, 6 months ago by JeffS 4 Answers

What is your take on the "Flange Type Connectors" and "Pin and Box Type Connectors" for Riser Joints?

Does Drilling Riser Tensioner allow for the wellhead offset?
Asked 5 years, 6 months ago by JeffS 2 Answers

While the Drilling Riser Tensioner (DRT) allows relative movement between the drilling riser and the Dry Tree Unit (DTU) and maintaining adequate tension at the top of the riser for the applicable riser system, does the DTR account/allow for the wellhead ...

Types of risers on spread and turret moored FPSO
Asked 5 years, 6 months ago by micyo 4 Answers

Different types of risers are used to evaluate the production, water injection and gas export risers:

  • Steel Catenary Riser (SCR)
  • Flexible Riser (FLEX) 
  • Single Line Offset Riser (SLOR)
  • Hybrid Riser ...

Top Tensioned Risers Material Selection
Asked 5 years, 7 months ago by lampanda 2 Answers

Drilling riser systems can be excluded from sour service requirements per ISO-15156?
Asked 5 years, 8 months ago by ekwuemesam 1 Answer

As per ISO-15156-2:2009 Table 1, Drilling riser systems can be excluded from sour service requirements. Can someone comment?

Offshore boarding valve?
Asked 6 years, 1 month ago by odadmin 1 Answer

What is boarding valve?