Lessons Learned
Lessons Learned from Events
- EEA Load Shed
- February 2, 2011, Winter Event
- Generator Instrument Air Failures
- Generator Step-Up High Side Switch Failure
- Generator Step-Up High Side Switch Moisture Ingress
- Generator Trip Due to Low Auxiliary Bus Voltage
- Lessons Learned from Sept 8, 2011, Southern California Event
- Low SF6 Trip Logic Leads to Inadvertent Trips
- Misoperations Lead to Multiple Element Loss
- Outage Coordination Error Leads to Load Loss
- WGR Trip Due to Firmware Upgrade
- Combined Cycle Trips Due to Lean Combustion