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Risk-Based Inspection

API ICP Self Study Notes

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QRA generally: 方 法<br />

• integrates information about facility design, operating practices, operating<br />

history, component reliability, human actions, the physical progression of<br />

incidents, and potential environmental and health effects;<br />

• uses logic and probabilistic models depicting combinations of events and<br />

the progression of incidents to provide both qualitative and quantitative<br />

insights into the level of risks;<br />

• analysis logic models consisting of event trees and fault trees to estimate<br />

the frequency of each incident sequence.<br />

API 580<br />

Charlie Chong/ Fion Zhang

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