An ounce of (downtime) prevention
ComEd provides service to approximately 3.8 million customers across northern Illinois. ComEd has been using the PI System to store their SCADA data since 1998.
Challenges
- Flood of new data from intelligent relays
- Monitoring hundreds of grid components
- Providing data to various roles
Solutions
- Used Asset Framework to create substation models to improve visualisation and compare assets quickly
- Created notifications and alarms
Benefits
- Discovered voltage fluctuation signature that foreshadowed failure
- Prevented several transformer outages
- Other departments can see SCADA data securely in real time