Fracture mechanics
Fracture mechanics … The field of mechanics concerned with the study of the propagation of cracks in materials. … Fracture mechanics …
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Indicator function
Indicator function … A random variable for an event that equals 1 when the event happens and zero when the event does not happen. … Indicator …
Limit load
Limit load … The maximum load a pipe with or without cracks can withstand before it is predicted to fail. … Limit load …
Probability distribution
Probability distribution … A mathematical characterization of uncertainty. Examples include normal, lognormal, and uniform. … Probability …
Surface crack
Surface crack … A crack that is open to the inside of a component and does not penetrate through it. … Surface crack …
Transitioning crack
Transitioning crack … A through-wall crack whose shape is nonidealized, meaning that it has different lengths on the inside and outside surfaces of the component. … Transitioning …
Advanced reactors
Advanced reactors … Reactors that differ from today’s reactors primarily by their use of inert gases, molten salt mixtures, or liquid metals to cool the reactor core. Advanced reactors can also consider fuel materials and designs that differ radically …
Force-on-Force
Force-on-Force … A type of security exercise designed to evaluate and improve the effectiveness of a security system. For the NRC, force-on-force exercises are used to assess the ability of the licensee to defend a nuclear power plant and other nuclear …
Uranium enrichment process
Uranium enrichment process … The process of increasing the percentage of uranium-235 (U-235) from 0.7 percent in natural uranium to about 3 to 5 percent for use in fuel for nuclear reactors. Enrichment can be done through gaseous diffusion, gas …
Megawatt-hour (MWh)
Megawatt-hour (MWh) … A unit of energy equivalent to 1,000 kilowatts of electricity used continuously for 1 hour. … Megawatt-hour …