Steam Turbine (Driver)Steam Turbine (Driver)
⚠ ⚠ Top risk: Bearing Oil Starvation / Babbitt Burn · RPN 96 (Critical) — watch this one first at the equipment
Risk Board (all 14 · by RPN · top 6 highlighted urgent)
Shield: Safety = people/environment Production = production only
Technical mechanism/mitigation body in Chinese (red line: no fabricated MT; EN UI labels translated)
14Failure Modes
13High/Critical
9Standards
4Real Accidents
Tap any failure mode to flip to its on-site guidance
Device-level standard/accident index (9 standards / 4 accidents)
Standards (9 de-duplicated)
SAE JA1011_202411 — Evaluation Criteria for Reliability-Centered Maintenance ProcessesAPI 580 — Risk-Based InspectionISO 14224:2016 — Petroleum, petrochemical and natural gas industries — Collection and exchange of reliability and maintenance data for equipmentAPI 611 — General Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry ServicesAPI 612 — Special Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry ServicesISO 10437API RP 571API 684GB/T 28574
Accident Lessons (4 de-duplicated)
NUREG-LER-2011-003-BRUNSWICKNRC2011 ↗R.E. Ginna Nuclear Plant: Turbine Lube-oil Piping Fatigue Rupture Causing Reactor Trip NUREG-LER-2011-001-00-GINNUREG2011 ↗R.E. Ginna 汽轮机厂房火灾导致全厂断电(SBO)分析(LER 2011-001-00) NUREG-LER-2023-003NUREG2023 ↗Hope Creek 电站 主汽轮机控制阀误关导致反应堆急停 2010-06-I-GOMcsb2010 ↗Macondo / Deepwater Horizon Blowout
FM Traceability Cards (14)
Bearing Oil Starvation / Babbitt BurnRPN 96 · Critical
Failure Mechanism
Lube-oil interruption / oil degradation / bearing (babbitt) wear
How to Detect
Online monitoring · Detection rate 90% ;Re-inspect ≤every24months
Mitigation (What to Do)
- Online lube-oil monitoring
- Bearing (babbitt) temperature monitoring
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (5)
SAE JA1011_202411 — Evaluation Criteria for Reliability-Centered Maintenance ProcessesAPI 580 — Risk-Based InspectionISO 14224:2016 — Petroleum, petrochemical and natural gas industries — Collection and exchange of reliability and maintenance data for equipmentAPI 611 — General Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry ServicesAPI 612 — Special Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry Services
Lessons Learned (1)
NUREG-LER-2011-003-BRUNSWICKNRC2011OperationalR.E. Ginna Nuclear Plant: Turbine Lube-oil Piping Fatigue Rupture Causing Reactor TripRoot cause: High stress from original construction piping + substandard weld quality + cyclic fatigue; inadequate maintenance and inspection.Official source ↗
氯化物应力腐蚀开裂RPN 72 · Critical
Failure Mechanism
氯化物应力腐蚀开裂 驱动材料退化/功能失效
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
RCM Strategy
CBMOn-Condition Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (7)
API 612 — Special Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry ServicesISO 10437API 580 — Risk-Based InspectionISO 14224:2016 — Petroleum, petrochemical and natural gas industries — Collection and exchange of reliability and maintenance data for equipmentAPI RP 571API 684GB/T 28574
Lessons Learned (3)
NUREG-LER-2011-001-00-GINNUREG2011OperationalR.E. Ginna 汽轮机厂房火灾导致全厂断电(SBO)分析(LER 2011-001-00)Root cause: 汽轮机厂房火灾引发厂用电丧失与 SBO 工况Official source ↗ NUREG-LER-2011-003-BRUNSWICKNRC2011OperationalR.E. Ginna Nuclear Plant: Turbine Lube-oil Piping Fatigue Rupture Causing Reactor TripRoot cause: High stress from original construction piping + substandard weld quality + cyclic fatigue; inadequate maintenance and inspection.Official source ↗ NUREG-LER-2023-003NUREG2023OperationalHope Creek 电站 主汽轮机控制阀误关导致反应堆急停Root cause: 主汽轮机控制阀误动作导致连锁跳机Official source ↗
Moving-Blade Erosion / Water Droplet ErosionRPN 63 · High
Failure Mechanism
Steam carryover / solid-particle erosion / blade profile damage
How to Detect
Online monitoring · Detection rate 85% ;Interval by RBI
Mitigation (What to Do)
- Rotor dynamic balancing
- Blade inspection
RCM Strategy
CBMOn-Condition Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (5)
SAE JA1011_202411 — Evaluation Criteria for Reliability-Centered Maintenance ProcessesAPI 580 — Risk-Based InspectionISO 14224:2016 — Petroleum, petrochemical and natural gas industries — Collection and exchange of reliability and maintenance data for equipmentAPI 611 — General Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry ServicesAPI 612 — Special Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry Services
Lessons Learned (3)
NUREG-LER-2011-001-00-GINNUREG2011OperationalR.E. Ginna 汽轮机厂房火灾导致全厂断电(SBO)分析(LER 2011-001-00)Root cause: 汽轮机厂房火灾引发厂用电丧失与 SBO 工况Official source ↗ NUREG-LER-2011-003-BRUNSWICKNRC2011OperationalR.E. Ginna Nuclear Plant: Turbine Lube-oil Piping Fatigue Rupture Causing Reactor TripRoot cause: High stress from original construction piping + substandard weld quality + cyclic fatigue; inadequate maintenance and inspection.Official source ↗ NUREG-LER-2023-003NUREG2023OperationalHope Creek 电站 主汽轮机控制阀误关导致反应堆急停Root cause: 主汽轮机控制阀误动作导致连锁跳机Official source ↗
均匀/局部减薄(通用减薄)RPN 54 · High
Failure Mechanism
均匀/局部减薄(通用减薄) 驱动材料退化/功能失效
How to Detect
Online monitoring · Detection rate 80% ;Interval by RBI
Mitigation (What to Do)
RCM Strategy
CBMOn-Condition Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (7)
API 612 — Special Purpose Steam Turbines for Petroleum, Chemical, and Gas Industry ServicesISO 10437API 580 — Risk-Based InspectionISO 14224:2016 — Petroleum, petrochemical and natural gas industries — Collection and exchange of reliability and maintenance data for equipmentAPI RP 571API 684GB/T 28574
Lessons Learned (3)
NUREG-LER-2011-001-00-GINNUREG2011OperationalR.E. Ginna 汽轮机厂房火灾导致全厂断电(SBO)分析(LER 2011-001-00)Root cause: 汽轮机厂房火灾引发厂用电丧失与 SBO 工况Official source ↗ NUREG-LER-2011-003-BRUNSWICKNRC2011OperationalR.E. Ginna Nuclear Plant: Turbine Lube-oil Piping Fatigue Rupture Causing Reactor TripRoot cause: High stress from original construction piping + substandard weld quality + cyclic fatigue; inadequate maintenance and inspection.Official source ↗ NUREG-LER-2023-003NUREG2023OperationalHope Creek 电站 主汽轮机控制阀误关导致反应堆急停Root cause: 主汽轮机控制阀误动作导致连锁跳机Official source ↗