Beyond 5G Advanced – what next for smart energy and smart grid networks? (Analyst Angle)

Beyond 5G Advanced – what next for smart energy and smart grid networks? (Analyst Angle)

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As utilities prepare for 6G, AI-native networks, digital twins and integrated sensing promise to transform the power grid into an autonomous, software-defined system where connectivity, intelligence and energy converge to deliver resilient, self-optimising operations at scale.

The electric power grid is becoming the world’s largest machine-to-machine network. Millions of smart meters, solar inverters, batteries, electric vehicles, sensors, feeders, reclosers, transformers, and intelligent edge devices are already exchanging data in real time. While 5G Advanced is enabling the next generation of connectivity, the industry is already looking toward what comes next: 6G, AI-native networks, digital twins, non-terrestrial networks, and integrated sensing technologies.

The future of the grid is not just faster communications. It is the convergence of energy and information into a single intelligent infrastructure platform.

The road to 6G

While 5G Advanced focuses on ultra-reliable low-latency communications, network slicing, AI-assisted operations, and improved energy efficiency, 6G is expected to go much further.

Industry roadmaps suggest that 6G deployments could begin around 2030. Expected capabilities include:

  • Sub-millisecond latency
  • AI-native network architecture
  • Integrated sensing and communications
  • Terabit-per-second data rates
  • Native support for digital twins
  • Seamless terrestrial, aerial, and satellite integration

For utilities, 6G may become the communications foundation for fully autonomous power systems capable of self-monitoring, self-healing, and self-optimizing operations.

AI-native networks

One of the most significant changes expected in 6G is the move toward AI-native networking. Today’s telecommunications networks use AI primarily as a management tool. Future networks will embed AI directly into the network fabric itself.

For electric utilities, this means communications networks capable of:

  • Predicting failures before they occur
  • Dynamically rerouting traffic during storms
  • Prioritizing critical grid-control applications automatically
  • Optimizing bandwidth allocation in real time
  • Detecting cybersecurity threats autonomously

The result is a communications infrastructure that becomes an active participant in grid operations rather than merely transporting data.

Digital twins at scale

Digital twins are rapidly emerging as one of the most powerful tools for utility transformation. 

Future communications networks will continuously synchronize physical infrastructure with virtual models of:

  • Distribution systems
  • Transmission networks
  • Renewable energy assets
  • Data centers
  • Smart cities
  • Transportation systems

These digital twins will allow operators to simulate millions of scenarios before taking action in the physical world.

Imagine evaluating the impact of a major storm, EV charging surge, or cyberattack before it actually happens.

The combination of AI, digital twins, and advanced communications could fundamentally change how utilities plan and operate their networks.

Integrated sensing and comms

Future 6G networks are expected to merge communications and sensing into a single platform.

Rather than deploying separate networks for communications, monitoring, and security, utilities may leverage a unified infrastructure capable of simultaneously:

  • Detecting equipment failures
  • Monitoring vegetation encroachment
  • Tracking drones and autonomous vehicles
  • Measuring environmental conditions
  • Supporting grid operations

Every communications node could become a sensor. This dramatically increases situational awareness while reducing deployment costs.

Non-terrestrial networks

One of the limitations of current utility communications systems is coverage in remote areas.

The future will likely combine:

  • Fiber networks
  • Private wireless networks
  • 5G Advanced
  • 6G
  • Low Earth orbit (LEO) satellites
  • High-altitude platform systems
  • Utility-owned mesh networks

Together, these technologies create a resilient “network of networks” capable of maintaining connectivity even during natural disasters.

For rural cooperatives, transmission operators, and utilities managing large geographic territories, this could be transformative.

Edge computing everywhere

As intelligence moves closer to the grid edge, future communications systems will increasingly rely on distributed computing.

Instead of sending all data to centralized cloud platforms, edge devices will perform local analytics and decision-making.

Applications include:

  • Real-time fault detection
  • Autonomous microgrid control
  • Distributed energy resource coordination
  • EV charging optimization
  • Power quality management

This reduces latency while improving resilience and cybersecurity.

Toward the autonomous grid

The long-term vision is clear. Today’s grid is largely automated. Tomorrow’s grid will be autonomous.

Advanced communications technologies, AI, digital twins, quantum-enhanced security, edge computing, and intelligent sensors will work together to create a system capable of:

  • Self-monitoring
  • Self-healing
  • Self-optimizing
  • Self-securing

Utilities will transition from managing infrastructure manually to supervising intelligent systems that continuously optimize themselves.

Conclusion

5G Advanced is a major milestone, but it is only the beginning.

The next decade will bring 6G, AI-native networking, integrated sensing, digital twins, satellite integration, quantum-safe security, and autonomous grid operations. Together, these technologies will create the foundation for a software-defined power grid capable of supporting the massive electrification of transportation, buildings, industry, and cities.

The winners will be the utilities that begin preparing today – not simply for faster communications, but for a future where connectivity, computing, intelligence, and energy become one integrated system.

Andres Carvallo is CEO & Founder of 512CMG and a recognized pioneer in smart grid innovation. He advises utilities, governments, and technology providers on next-generation energy, communications, AI, and critical infrastructure transformation.

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