Photograph credit score: PD China
A floating wind turbine might sound like science fiction, however China’s S1500 is a actuality that’s revolutionizing the renewable power recreation. This helium-filled blimp examined within the Xinjiang deserts harnesses wild and uncontrolled winds hundreds of ft above floor.
The S1500, China’s newest power experiment, soared over Hami, Xinjiang, from September 19 to 21, 2025, and it’s greater than only a notion. As an alternative of carrying passengers, it’s a 197-foot-long, 131-foot-wide, and 131-foot-tall behemoth powered by 12 turbine turbines, every producing 100 kilowatts. That totals one megawatt, sufficient to energy a whole lot of properties.
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Between 1,640 and three,281 ft above floor, air currents journey faster and extra persistently than the winds we sense on the bottom. Gong Zeqi, a researcher on the Aerospace Data Analysis Institute, put it merely: double the wind velocity, and the power delivered will increase eightfold. While you triple it, the ability grows by 27 occasions. The S1500 flies into these jet streams, capturing energy that ground-based generators can solely dream of.
Beijing SAWES Vitality Know-how collaborated with Tsinghua College and the Chinese language Academy of Sciences to unravel engineering difficulties that seemed to be unimaginable. They wanted ultra-light turbines to maintain the system flying whereas conserving power, which resulted within the tether, a kilometer-long, high-voltage lifeline that delivers power with out frying itself. That mentioned, the S1500 cuts materials use by 40% and electrical energy bills by 30%. Want energy in a desert, mine, or island? Your complete system will be packed and transferred inside hours.
Contained in the S1500, a fundamental airfoil and an annular wing kind an enormous duct that delivers excessive altitude winds to the 12 turbine turbines. Every turbine is modest however highly effective, producing 100 kilowatts. The helium-filled shell retains all the things afloat, whereas the tether capabilities as an influence cable. The take a look at flight in Xinjiang concerned assembling the airship within the desert, testing the strain techniques, and launching it in excessive winds day and evening.
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