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Equipment R-201A
FM bearing_failure
ISO 14224 mode OTH Other
Source OPC Ontology KB
Bearing Failure
R-201A · Reactor
Related equipment → R-201A
0.75Source conf.
0.80Evidence conf.
OTHISO 14224 mode
1Failure Mechanism
Function:降低电机转速，增大输出扭矩
Failure cause:润滑不良或润滑剂污染；过载或冲击载荷；安装对中不良
2Source Basis (where this FM comes from)
OPC Ontology KBCSB Accident DBQuant benchmark
Source confidence 0.75: this FM is derived from the ontology KB and cross-validated by OPC Ontology KB·CSB Accident DB·Quant benchmark.
3Evidence Chain (supporting basis)
Evidence text：None
Evidence conf.：0.8 · Evidence source：Industry consensus
Governing standards (evidence)：ima://7458030677405755/word_11035ae55c1b08ddb9e6d8bfbece61fe_9d8b149bd2f3be727c6d967efbf962997458030677405755 — ITP-2 Pressure Vessels（杜邦制造质量检验测试计划）
4Related Real Accidents (traceable to accident cards)
This FM is recorded in 10 real accident investigation(s); tap the report no. to open the corresponding accident lesson card.
5Applicable Standards & Clauses
API 580GB/T 11348GB/T 6075GB/T 7826-2012ISO 13372ISO 13374ISO 14224:2016ISO 17359SAE JA1011_202411
Standard clause references (22):
GB/T 7826-2012GB/T 27921-2011GB/T 36894-2018GB/T 44958-2024GB/T 37243-2019GB/T 4888-2008GB/T 29639-2020AQ/T 3034-2022API 581API 580API 510API 570API 571API 579-1/ASME FFS-1API 754API 576API 689API 755ISO 14224:2016ISO 20815:2018IEC 61511:2016ISO 31000:2018
6Derived Analysis (seeded from this FM)
7/8/4FMEA Sev/Occ/Det
0.52RBI λ
0.8Monitor pdet
4 月Insp. int.
Current tasks:定期更换轴承 | 监测轴承振动和温度
RCFA incident:R-201A 发生轴承失效 (Bearing Failure)，严重程度 7，后果类型 Safety
7RCM Maintenance Decision (strategy landing)
CBMOn-Condition Maintenance
Recommended task无损检测(UT/MT/PT) 监测裂纹萌生, 关键转动件定时拆检; 温度/红外热成像监测, 超温报警与根因排查; 振动频谱分析 + 动平衡 + 激光对中, 状态监测趋势管理; 绝缘/电气试验 + 继电保护定值校核 + 操动机构特性测试
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; fatigue; overheat; vibration
Governing standardsAPI 530API 579API 612API 670API 684ASME VIIIGB/T 14285IEC 60034IEEE C57ISO 10816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。