Definition(s)


FTA

Fault-tree analysis.

Source: API STD 689, Collection and Exchange of Reliability and Maintenance Data for Equipment, First Edition, July 2007. Global Standards

Source: ISO 17776:2000, Petroleum and natural gas industries – Offshore production installations – Guidelines on tools and techniques for hazard identification and risk assessment. Global Standards

Source: ISO 20815:2008, Petroleum, petrochemical and natural gas industries – Production assurance and reliability management. Global Standards

 

FTA

Fault Tree Analysis.

Source: International Association of Drilling Contractors, Appendix 2 to Health, Safety and Environment Case Guidelines for Offshore Drilling Contractors, Issue 3.3.2, February 2010. IADC Guidelines

 

FTA

Tree-like diagram based upon the application of “and/or” logic used to identify alternative sequences of hardware faults and human errors that result in system failures or hazardous events.
NOTE When quantified, fault trees allow system-failure probability or frequency to be calculated.

Source: ISO 17776:2000, Petroleum and natural gas industries – Offshore production installations – Guidelines on tools and techniques for hazard identification and risk assessment. Global Standards

 

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