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NUREG Investigation Report No. NUREG-LER-2011-001-00-GIN 2011 Operational Operational
R.E. Ginna 汽轮机厂房火灾导致全厂断电(SBO)分析（LER 2011-001-00）
R.E. Ginna Nuclear Power Plant, New York (NRC LER 50-244/2011-001-00)
Related equipment type → Steam Turbine (Steam Turbine)
0Fatalities
0Injuries
FireMechanism code OTH
⌗Failure Mode · ISO 14224 Mapping
Damage mechanism (recorded in KB)
FireOTH
ISO functional code (as recorded)
ISO 14224:2016 functional failure code
OTH · Other
ISO OTH — Other.
1What Happened

汽轮机厂房火灾→丧失厂外电源并触发全厂断电(SBO)工况，考验应急柴油发电机等应急电源

2Root Cause

汽轮机厂房火灾引发厂用电丧失与 SBO 工况

3Reliability Lessons (from investigation root cause)
  • The 'Root Cause' above is the core lesson of this accident; not split further.
4Associated Failure Mechanisms (Keywords)
火灾 全厂断电 SBO 汽轮机厂房 应急电源 柴油发电机
About the Failure-Mode Code (click to expand)

The recorded code OTH is an ISO 14224:2016 functional failure code (describes what the equipment failed to do). The damage mechanism (how it failed) is shown in the Mapping block above. The two are distinct dimensions in ISO 14224.

5Evidence Source (transparent)
Authority：U.S. Nuclear Regulatory Commission (NRC) — Licensee Event Report (LER)
Official Report：www.nrc.gov ↗
Data Verification：verified_url_nrc_pdf_2026-08-07
↗Related Failure Modes · Traceability
Moving-Blade Erosion / Water Droplet Erosion blade_erosion密封失效 MECH-SEAL-FAILURE保温层下腐蚀 MECH-CUI结垢/堵塞 MECH-FOULING蠕变与应力破裂 MECH-CREEP氯化物应力腐蚀开裂 MECH-CLSCC不对中 MECH-MISALIGNMENT转子不平衡 MECH-UNBALANCE高温氧化 MECH-OXIDATION热疲劳 MECH-THERMAL-FATIGUE均匀/局部减薄（通用减薄） MECH-THINNING联轴器失效 MECH-COUPLING-FAILURE轴承失效（磨损/剥落） MECH-BEARING-WEAR蠕变与应力破裂 MECH-CREEP密封失效 MECH-SEAL-FAILURE热疲劳 MECH-THERMAL-FATIGUE结垢/堵塞 MECH-FOULING润滑失效 MECH-LUBRICATION-FAILURE不对中 MECH-MISALIGNMENT转子不平衡 MECH-UNBALANCE高温氧化 MECH-OXIDATION冲蚀/冲刷腐蚀 MECH-EROSION均匀/局部减薄（通用减薄） MECH-THINNING燃灰腐蚀 MECH-FUEL-ASH联轴器失效 MECH-COUPLING-FAILURE振动诱发疲劳 MECH-VIB-FATIGUE大气腐蚀 MECH-ATMOS轴承失效（磨损/剥落） MECH-BEARING-WEAR冲蚀/冲刷腐蚀 MECH-EROSION密封失效 MECH-SEAL-FAILURE保温层下腐蚀 MECH-CUI润滑失效 MECH-LUBRICATION-FAILURE结垢/堵塞 MECH-FOULING不对中 MECH-MISALIGNMENT转子不平衡 MECH-UNBALANCE均匀/局部减薄（通用减薄） MECH-THINNING蠕变与应力破裂 MECH-CREEP联轴器失效 MECH-COUPLING-FAILURE振动诱发疲劳 MECH-VIB-FATIGUE脆性断裂 MECH-BRITTLE-FRACTURE大气腐蚀 MECH-ATMOS机械疲劳 MECH-MECH-FATIGUE轴承失效（磨损/剥落） MECH-BEARING-WEAR密封失效 MECH-SEAL-FAILURE安全仪表拒动 MECH-SIS-FAIL-TO-ACT蓄电池容量衰减 MECH-BATTERY-AGING润滑失效 MECH-LUBRICATION-FAILURE结垢/堵塞 MECH-FOULING不对中 MECH-MISALIGNMENT转子不平衡 MECH-UNBALANCE联轴器失效 MECH-COUPLING-FAILURE振动诱发疲劳 MECH-VIB-FATIGUE大气腐蚀 MECH-ATMOS热疲劳 MECH-THERMAL-FATIGUE
Report No. NUREG-LER-2011-001-00-GIN · Data from NUREG (US NRC) public investigation conclusions, compiled by Reliability AI, for reliability demonstration purposes only. This case is derived from public incident investigation reports for learning purposes only. AIM does not endorse or guarantee its accuracy.