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Risk-Based Inspection

API ICP Self Study Notes

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10.4 Determination of POF 确 定 故 障 概 率<br />

10.4.1 General 总 则<br />

Regardless of whether a more qualitative or a quantitative analysis is used,<br />

the POF is determined by two main considerations: 无 论 是 是 定 性 或 定 量 分<br />

析 , 故 障 概 率 的 确 定 的 两 个 因 素 是<br />

a) damage mechanisms and rates of the equipment item’s material of<br />

construction, resulting from its operating environment (internal and<br />

external); 运 作 环 境 ( 内 / 外 ) 所 导 致 的 损 伤 机 理 与 腐 蚀 率<br />

b) effectiveness of the inspection program to identify and monitor the damage<br />

mechanisms so that the equipment can be repaired or replaced prior to<br />

failure.<br />

检 查 程 序 对 损 伤 机 理 的 识 别 和 监 控 的 有 效 性 . 使 设 备 在 在 失 效 前 能 够 进 行 修 理<br />

或 更 换 .<br />

API 580<br />

Charlie Chong/ Fion Zhang

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