War Department Showcased Energy Innovations

The Energy Sentry expo featured over 100 new projects designed to bolster military power capabilities.

Updated on Sept. 28, 2026 in Energy

Isometric editorial illustration of a modular power cell on a pedestal, representing military energy technology advancements. — The War Department debuted over 100 new energy projects at its Energy Sentry expo this week, emphasizing microgrid and power independence technologies. AI Illustration. Upload story photo >

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Should the federal government prioritize military energy self-sufficiency to improve national security?

The War Department launched its three-day Energy Sentry expo at the Pentagon, highlighting over 100 energy innovation projects. The event showcased advanced technologies ranging from space-based power systems to microgrid developments.

Why it matters

The military is prioritizing energy independence because domestic power grids supporting logistics and deployment platforms are vulnerable to adversary targeting. Additionally, advanced directed energy systems like the Golden Dome initiative require substantial, reliable power sources.

The expo features 100 innovation projects centered on four key focus areas, including nuclear capabilities, space-based power, energy superiority, and the Golden Dome initiative. The department is also leveraging four specific funding programs to transition private-sector tech.

The players

War Department

This federal agency is responsible for overseeing the development and deployment of military energy technology.

United States Army

The branch manages the Tactical Microgrid Standard and the Janus program for nuclear microreactors.

United States Navy

This branch is actively demonstrating systems designed to beam power from space.

United States Air Force

The service manages the METEOR power system and the Advanced Nuclear Power for Installations program.

The details

Military branches are integrating operators into the development cycle from the initial stage to ensure systems like the Army's Tactical Microgrid Standard or the Air Force's METEOR power system meet field requirements. The department is also accelerating TRISO fuel development to eliminate reliance on strategic competitors.

The Energy Sentry expo began at the Pentagon on September 27, 2026.
The innovation showcase is scheduled to last for three days.

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The Big Picture

The military's efforts to provide power for the Pentagon's Golden Dome initiative illustrate the growing demand for directed energy systems that require robust power infrastructure. This focus signals a strategic shift toward internal energy generation to maintain operational superiority.

Advancements in TRISO fuel and microreactor technology could eventually influence civilian grid resilience and domestic energy security standards. By accelerating these technologies for defense, the military often creates pathways for broader commercial adoption of advanced nuclear and storage systems.

The takeaway

The military is moving toward a self-sustaining power model to insulate operations from external grid vulnerabilities. These developments highlight a critical trend where national security mandates drive rapid advancements in modular energy production.