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Equipment TX-101 FM conservator_breather_blockage ISO 14224 mode Conservator / breather blockage Conservator / breather blockage Source synthetic + standards-based engineering estimate (ISO 14224 / IEC 61800 / IEEE C57 框架归类)
储油柜/呼吸器堵塞
TX-101 · Power Transformer
Related equipment → TX-101
0.82Source conf.
—Evidence conf.
Conservator / breather blockageISO 14224 mode
1Failure Mechanism

Function:容纳油体积变化并隔离潮气

Failure cause:呼吸器硅胶饱和或管路堵塞，油柜不能正常呼吸，压力异常

Damage mechanism：呼吸器硅胶饱和或管路堵塞，油柜不能正常呼吸，压力异常甚至密封破裂

2Source Basis (where this FM comes from)
synthetic + standards-based engineering estimate (ISO 14224 / IEC 61800 / IEEE C57 框架归类)

Source confidence 0.82: this FM is derived from the ontology KB and cross-validated by synthetic + standards-based engineering estimate (ISO 14224 / IEC 61800 / IEEE C57 框架归类).

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:IEC 60076 — Power transformers · 机理级工程估计，非实测；引用 governing standard 作为分类出处
  • std:IEEE C57.12.00 — IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers · 机理级工程估计，非实测；引用 governing standard 作为分类出处
4Related Real Accidents (traceable to accident cards)
NUREG-LER-1997-032-INDIANPOINT3NUREG-LER-1998-002-BROWNSFERRY

This FM is recorded in 2 real accident investigation(s); tap the report no. to open the corresponding accident lesson card.

5Applicable Standards & Clauses
IEC 60076IEEE C57.12.00

No separate clause reference.

6Derived Analysis (seeded from this FM)
5/2/4FMEA Sev/Occ/Det
0.03RBI λ
0.6Monitor pdet
12 月Insp. int.

Current tasks:呼吸器硅胶更换 | 油柜压力/油位检查

RCFA incident:储油柜/呼吸器堵塞：呼吸器硅胶饱和或管路堵塞，油柜不能正常呼吸，压力异常，后果类型 Operational，严重度 5

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; 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; seal_leak
Governing standards
API 510API 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。
FM conservator_breather_blockage · Data from OPC KB and whitelisted public sources, compiled by Reliability AI for reliability demonstration only. Evidence ref codes are internal indices, not public DOIs.