← Back to KB navigation
Equipment CT-101
FM fan_motor_fail
ISO 14224 mode OTH Other
Source Synthetic
Fan Motor Failure
CT-101 · Cooling Tower
Related equipment → CT-101
0.82Source conf.
—Evidence conf.
OTHISO 14224 mode
1Failure Mechanism
Function:驱动风机强制通风
Failure cause:轴承磨损 / 电机过载 / 绝缘老化
2Source Basis (where this FM comes from)
SyntheticCCPSQuant benchmark
Source confidence 0.82: this FM is derived from the ontology KB and cross-validated by Synthetic·CCPS·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.
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 (1):
GB/T 7190.2-2018
6Derived Analysis (seeded from this FM)
6/4/4FMEA Sev/Occ/Det
0.35RBI λ
0.82Monitor pdet
4 月Insp. int.
Current tasks:电机振动+电流监测
RCFA incident:CT-101 风机电机轴承磨损，振动升高触发停机，冷却水温升
7RCM Maintenance Decision (strategy landing)
CBMOn-Condition 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; 振动频谱分析 + 动平衡 + 激光对中, 状态监测趋势管理
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; overheat; vibration
Governing standardsAPI 530API 670API 684GB/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。