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Equipment R-201A
FM filter_clogging
ISO 14224 mode LOO Low output
Source OPC Ontology KB
过滤器堵塞 (Filter Clogging)
R-201A · Reactor
Related equipment → R-201A
0.75Source conf.
0.70Evidence conf.
LOOISO 14224 mode
1Failure Mechanism
Function:提供密封冲洗/冷却/隔离液
Failure cause:冲洗液中含有颗粒杂质；过滤器选型不当（目数过细）；未定期清洗或更换滤芯
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.：0.7 · Evidence source：OEM_manual
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 7826-2012ISO 14224:2016SAE 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)
5/2/3FMEA Sev/Occ/Det
0.22RBI λ
0.8Monitor pdet
4 月Insp. int.
Current tasks:每3个月清洗或更换过滤器 | 检查压差
RCFA incident:R-201A 发生过滤器堵塞 (Filter Clogging)，严重程度 5，后果类型 Operational
7RCM Maintenance Decision (strategy landing)
CBMOn-Condition Maintenance
Recommended task按压差/效率监测设定清洗周期 + 过滤/防堵维护; 温度/红外热成像监测, 超温报警与根因排查; 泄漏监测 + 密封/填料定期更换, 螺栓热紧固
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=fouling; overheat; seal_leak
Governing standardsAPI 510API 530API 571API 682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。