Grid Time Travel: Navigating Greenfield, Brownfield, and Legacy Technologies in the Modern Utility

Utilities rarely have the luxury of starting from scratch. Instead, they must integrate new digital infrastructure, modern communications, and advanced monitoring technologies into environments built across multiple decades of engineering standards and operational practices.

This panel examines how utilities manage that reality.

Panelists will discuss practical strategies for navigating environments where greenfield projects, brownfield upgrades, and legacy systems coexist, including:

    •    Integrating modern technologies into existing substations and control environments

    •    Balancing reliability, operational risk, and innovation

    •    Managing vendor ecosystems spanning multiple generations of technology

    •    Security considerations when legacy protocols meet modern connectivity

    •    Designing architectures that support the next generation of grid capabilities

The discussion will also look forward: What will the utility environment actually look like in 10–15 years? Will legacy ever truly disappear, or will utilities continue to operate across multiple technological generations?

Attendees will gain a realistic perspective on how utilities can modernize while maintaining reliability and operational continuity.