Definition(s)
Worst Case Failure
Design intent refer to the minimum remaining capacity after any relevant single failure or common cause (for a given operational mode).
Source: Offshore Gangways, DNVGL-ST-0358, DNV GL, September 2017. Global Standards
Worst-Case Failure (WCF)
The identified single fault in the DP system resulting in maximum detrimental effect on DP capability as determined through the FMEA.
Source: IMO MSC.1/Circ.1580, GUIDELINES FOR VESSELS AND UNITS WITH DYNAMIC POSITIONING (DP) SYSTEMS, 16 June 2017, International Maritime Organization. Regulatory Guidance
Worst-Case Failure (WCF)
Worst-Case Failure (WCF) means the identified single fault in the DP system resulting in maximum detrimental effect on DP capability as determined through the FMEA.
Source: IMO MSC.1/Circ.1580, GUIDELINES FOR VESSELS AND UNITS WITH DYNAMIC POSITIONING (DP) SYSTEMS, 16 June 2017, International Maritime Organization. Regulatory Guidance