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Apr 14, 2026 - Why Steam Power`s 200-Year Reign Might Be Over



Why China`s Supercritical CO₂ Turbine Matters. For over 200 years, we`ve been generating electricity essentially the same way: by boiling water. Today, steam turbines power the vast majority of the world`s electricity. But this technology, which has powered us since the industrial revolution, might not be up to supplying us enough energy in this new revolutionary era of artificial intelligence. AI data centers are driving energy demand through the roof. The US alone needs to increase power output by 165% before the end of this decade just to keep up. We need to find ways to generate more power right now, without taking years to build entirely new facilities. And that`s where things get interesting. In December 2025, China flipped the switch on the world`s first commercial supercritical CO2 power generator. The claims? An 85% increase in efficiency and 50% more power output. Same facility, better generator. And the full-size turbine? It`s about the size of a desk. Now, that`s a series of bold claims. I know that impressive first deployments don`t always translate to long-term success. So, what is the real potential of something like Chaotan one? To answer, let`s dig into what supercritical CO2 actually is, how it measures up to its steamy competition, and whether engineering challenges might keep it from living up to the hype.