Definition(s)
Riser Hangoff System
Means of supporting a disconnected riser from a drilling vessel during a storm without inducing excessive stresses in the riser.
Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards
Riser Hangoff System
A means for supporting a disconnected deepwater riser from the drilling vessel during a storm without inducing excessive stresses in the riser.
Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards
Riser Hang-Off System
Means for supporting a disconnected deep-water riser from the drilling vessel during a storm without inducing excessive stresses in the riser.
Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards