Why Grid-Enhancing Technologies Matter More Than Ever

Smart Valve™ Smart Wires SSC-5 controls the flow of electricity across the grid.

By EVWorld.com Si Editorial Team

The U.S. transmission grid is often described as congested, overloaded, and in need of massive expansion. That's true in many places, but it hides an important fact: the grid we already have is capable of carrying far more electricity than it does today. The tools that unlock this hidden capacity are known as Grid‑Enhancing Technologies, or GETs. They don't require new towers or new rights‑of‑way. Instead, they make existing lines work smarter, harder, and more efficiently.

What a GET Actually Is

A Grid-Enhancing Technology is any tool that increases the amount of electricity the current grid can safely move. Traditional GETs fall into three categories. Dynamic line rating uses real-time weather and temperature data to determine how much power a line can carry at any moment, often revealing far more capacity than static ratings assume. Advanced conductors replace older wires with materials that run cooler and carry more current. Power-flow control devices redirect electricity across underused lines, relieving bottlenecks without building new ones.

All three share a common trait: they raise the grid's instantaneous capacity. A line rated for 500 megawatts might safely carry 600 or 700 under the right conditions. That extra headroom can reduce congestion, lower costs, and make it easier to integrate renewable energy.

Why Batteries Belong in the GET Conversation

The CleanTechnica argument is that buffering batteries - placed near congested substations or transmission pinch points - should be considered GETs even though they don't increase instantaneous capacity. Instead, they increase the grid's usable capacity over time. When a line is overloaded, a battery can absorb excess power that would otherwise be curtailed. When the line has spare room, the battery releases that stored energy. The line never exceeds its rating, yet far more total energy moves across it in a day.

This time-shifting effect can be just as powerful as traditional GETs. It reduces congestion, supports renewable generation, and delays the need for expensive new transmission. In some locations, a strategically placed battery can unlock more value than a hardware upgrade, especially when permitting delays make new lines slow to build.

Why GETs Matter Now

The U.S. is electrifying transportation, heating, and industry at a pace the grid was never designed for. Building new transmission is essential, but it is also slow, costly, and politically fraught. GETs offer a faster path: they squeeze more performance out of the infrastructure we already have. Whether through smarter ratings, better conductors, power-flow control, or buffering batteries, GETs expand the grid's real capacity without waiting years for new steel in the ground.

In a decade defined by rising demand and rising stakes, GETs are not a luxury. They are the bridge between today's grid and tomorrow's electrified economy.

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