From pilot to profit in green hydrogen

Posted: December 10, 2025

Opening monologue

“Imagine, if you will, a company on the cusp of greatness. The politicians have cut the opening-day ribbon, the press has filed glowing headlines, and the promise of green hydrogen fills the air. Policymakers cheer, investors smile, and the world waits for transformation. Yet behind the applause lies a different reality — a place where projects stall, costs climb, and the line between ambition and achievement blurs. This is the twilight zone between pilot and profit.”

The protagonist

Our company—HydraGen—is a joint venture between renewable developers and a chemicals offtaker. Their ambition: to prove green hydrogen could be produced at competitive cost and decarbonize energy-intensive processes like ammonia, refining, and steelmaking. Backed by generous subsidies and hopeful investors, they built a 20 MW pilot facility—a fraction of the gigawatt scale experts agree is needed for true competitiveness. Photographs show wind turbines turning on the horizon, storage tanks gleaming, and executives smiling at the ribbon-cutting ceremony.

But within weeks, optimism turns. Renewable intermittency wreaks havoc on electrolyzer utilization. With efficiency rates hovering around 60–65%, the cost per kilo of hydrogen remains stubbornly above $5—far beyond the $1–$2 target needed to displace fossil-based hydrogen. Energy bills surge, OPEX climbs, and the promise of competitive green hydrogen slips into what insiders call “pilot purgatory.”

HydraGen has entered the twilight zone of the energy transition: the uneasy space between proof of concept and commercial viability. What began as a showcase of possibility now tilts toward uncertainty.

The struggle

Inside the plant, engineers search for answers. Why won’t the design scale? Why does each adjustment seem to add cost rather than subtract? They confront a wall of realities: electrolyzer degradation, unstable output tied to renewable supply, ballooning OPEX, and transport and storage constraints. Investors whisper about stranded assets.

HydraGen is not alone. Others faced similar crossroads—and some, like Protium, found a way through.

Protium, the United Kingdom’s largest green hydrogen developer, turned to digital tools to strengthen its operations. The results are striking: a projected 295% ROI, with staff time reduced by 30%, reliability improved by 15%, and maintenance costs cut by 15%.

HydraGen, however, cannot yet replicate these gains. Their project remains a maze of complexity where the exit stays hidden.

The turn

The breakthrough comes not from more steel and concrete, but from industrial intelligence.

How industrial intelligence bridges the gap from pilot to profit in green hydrogen production.

HydraGen turns to AVEVA Process Simulation, modeling electrolyzers and Power-to-X pathways virtually. Thousands of scenarios are tested before touching a single valve. They introduce CONNECT industrial intelligence platform, creating a unified environment—a digital twin for hydrogen—where renewable inputs, electrolyzers, and storage interconnect seamlessly. AVEVA Predictive Analytics, paired with the AVEVA PI System, begins flagging failures before they occur. Downtime falls, efficiency rises, and the levelized cost of hydrogen bends toward competitiveness.

The atmosphere shifts. The pilot stabilizes. Maintenance drops. Investors, once skeptical, now see a credible plan: scale from 20 MW to 200 MW and beyond. What once felt like a mirage begins to take solid shape.

Closing monologue

“HydraGen is no longer a company lost in transition. By turning to industrial intelligence, they found the path out of the twilight zone—from ribbon-cutting optimism to commercial-scale reality. And while their tale may be fictional, the proof points are not. Across the world, others are already cutting costs by double digits, achieving triple-digit ROI, and fueling turbines with hydrogen at scale. In the twilight zone of the energy transition, the line between promise and profit is perilously thin. But with the right tools, that line can be crossed. Not someday, but today.”

Take the next step

To explore more real-world wins in the energy transition, watch our on-demand webinar: Industrial intelligence and the impact on decarbonization.