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Equipment K-101
FM bearing_oil_failure
ISO 14224 mode OTH Other
Source Synthetic
Bearing Oil Starvation / Babbitt Burn
K-101 · Steam Turbine (Driver)
Related equipment → K-101
0.82Source conf.
—Evidence conf.
OTHISO 14224 mode
1Failure Mechanism
Function:支撑转子并维持油膜
Failure cause:润滑油中断 / 油质劣化 / 轴瓦磨损
Damage mechanism：轴承润滑油中断/油质劣化 → 巴氏合金熔毁（bearing lube loss → babbitt wipe）+ 轴振超限
2Source Basis (where this FM comes from)
SyntheticNUREG (US NRC)Quant benchmark
Source confidence 0.82: this FM is derived from the ontology KB and cross-validated by Synthetic·NUREG (US NRC)·Quant benchmark.
3Evidence Chain (supporting basis)
This FM has no offline curated evidence text; it is derived from the ontology KB and cross-validated by the listed standard clauses and related accident investigations.
Governing standards (evidence)：std:API-612 — API 612 — Special-Purpose Steam Turbines · 专用蒸汽透平（驱动用）std:API-670 — API 670 — Machinery Protection Systems · 机械保护系统（振动/轴向位移/轴承温度/跳车逻辑）std:API-684 — API 684 — Tutorial on Rotordynamics · 转子动力学std:ISO-10816-3 — ISO 10816-3 / ISO 20816 — Mechanical vibration evaluation · 机器振动评价
4Related Real Accidents (traceable to accident cards)
This FM is recorded in 1 real accident investigation(s); tap the report no. to open the corresponding accident lesson card.
5Applicable Standards & Clauses
SAE JA1011_202411API 580ISO 14224:2016
Standard clause references (2):
API 611API 612
6Derived Analysis (seeded from this FM)
8/3/4FMEA Sev/Occ/Det
0.2RBI λ
0.9Monitor pdet
12 月Insp. int.
Current tasks:润滑油在线监测 + 轴瓦温度监测
RCFA incident:K-101 轴承温度骤升触发联锁停机，揭瓦发现轴瓦烧损
7RCM Maintenance Decision (strategy landing)
PMScheduled (Proactive) Maintenance
Recommended task绝缘/电气试验 + 继电保护定值校核 + 操动机构特性测试; 温度/红外热成像监测, 超温报警与根因排查; 标定/零点-跨度校验 + SIL Proof test + 阀门行程试验 + 变更管理
Suggested intervalHigh risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Decision basis机理类别=electrical; instrument; overheat
Governing standardsAPI 530GB/T 14285GB/T 21109IEC 60034IEC 61511IEEE C57ISA 84厂家规范
⚠ This decision is engineering-inferred by RCM logic from the damage mechanism / root cause / failure cause — it is not derived from measured site history. Confirm with the equipment owner and process before execution.
⚠ 本卡技术正文（功能 / 致因 / 损伤机理 / RCFA 叙事）保留中文原文——依可信 AI 红线，自由技术文本不自动机翻、不编造英文译文。UI、设备类型、FM 名、ISO 码、标准号均为英文。