C
Acronyms
σ | yield strength |
ALARP | as low as reasonably practicable |
API | American Petroleum Institute |
ASME | American Society of Mechanical Engineers |
ASTM | American Section of the International Association for Testing Materials |
BOP | blow-out preventer, safety equipment that seals the well in case of an emergency |
BSEE | Bureau of Safety and Environmental Enforcement (Department of the Interior) |
BSL | bolting specification levels |
CALPHAD | Calculation of Phase Diagrams |
CHdiff | diffusible hydrogen |
CHtot | total hydrogen |
CP | corrosion potential |
CRA | corrosion resistant alloys |
DBTT | ductile-to-brittle transition temperature |
DER | designated engineering representative |
DOD | Department of Defense |
DOE | Department of Energy |
EAC | environmentally assisted cracking |
FAA | Federal Aviation Administration |
FAR | Federal Aviation Regulation |
FDM | Finite Difference Method |
FoS | factor of safety |
HAC | hydrogen-assisted cracking |
HE | hydrogen embrittlement |
HEC | hydrogen-enhanced cracking |
HEDE | hydrogen-enhanced decohesion |
HELP | hydrogen-enhanced local plasticity |
HSI | Human Systems Integration |
IADC | International Association of Drilling Contractors |
ICME | Integrated Computational Materials Engineering |
IOGP | International Association of Oil and Gas Producers |
JETQC | Jet Engine Titanium Quality Consortium |
KIscc | Fracture toughness (KI) is the stress intensity factor at a crack tip under simple uniaxial loading. The subscript I stands for Mode I loading (unixial), while the subscript SCC stands for stress corrosion cracking |
KPI | key performance indicators |
LMRP | Lower Marine Riser Package—the upper section of a two-section subsea blowout preventer (BOP) stack consisting of a hydraulic connector, annular BOP, ball/flex joint, riser adapter, jumper hoses for the choke, kill, and auxiliary lines, and subsea control pods. This interfaces with the lower subsea BOP stack. (from API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems) |
LRFD | load and resistance factor design |
MODU | Mobile Offshore Drilling Unit |
MoS | margin of safety |
NACE | National Association of Corrosion Engineers |
NASA | National Aeronautics and Space Administration |
NAVSEA | Naval Sea Systems Command |
NDT | non-destructive testing |
NRC | Nuclear Regulatory Commission |
OCS | Outer Continental Shelf—all submerged lands lying seaward of state coastal waters (3 miles offshore) that are under U.S. jurisdiction (from Bureau of Ocean Energy Management, “OCS Lands Act History,” https://www.boem.gov/ocs-lands-act-history/, accessed July 10, 2017) |
OEM | original equipment manufacturer |
OESI | Ocean Energy Safety Institute |
PRA | Probabilistic Risk Assessment |
QA/QC | quality assurance/quality control |
Q&T | quenched and tempered |
RC | Rockwell “C” (hardness measurement scale) |
RCA | root cause analysis |
RKB | Rotary Kelly Bushing |
ROI | return on investment |
ROV | remotely operated underwater vehicle |
SCC | stress corrosion cracking |
SEMS | Safety and Environmental Management Systems |
SF | safety factor (see factor of safety) |
TDS | total dissolved solids |
TiC | titanium carbide |
UERR | Undiscovered Economically Recoverable Resources (from Bureau of Ocean Energy Management, Assessment of Undiscovered Oil and Gas Resources of the Nation’s Outer Continental Shelf, 2016, https://www.boem.gov/2016-National-Assessment-Fact-Sheet) |
UHSS | ultra-high-strength steel |
UT | ultrasonic transducer |
UTM | ultrasonic method |
UTRR | Undiscovered Technically Recoverable Resources (from Bureau of Ocean Energy Management, Assessment of Undiscovered Oil and Gas Resources of the Nation’s Outer Continental Shelf, 2016, https://www.boem.gov/2016-National-Assessment-Fact-Sheet) |
VIV | vortex induced vibration |