Thursday, October 30, 2025

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AI Data Centers Use Retired Jet Engines to Solve Power Shortages

Data centers adopt jet engine turbines as temporary AI power solution amid grid delays.

From Hacker News Original Article Hacker News Discussion

AI data centers in the U.S. are increasingly using aeroderivative gas turbines—jet engine cores repurposed as fast-start generators—to meet soaring power demands amid multi-year delays for grid power access. These turbines provide rapid, modular power but are less efficient and more polluting than traditional power plants.

Why it matters: AI infrastructure requires massive, immediate power; these jet-derived turbines offer a quick but costly and less clean solution.

The big picture: Power shortages and long utility lead times are forcing unconventional energy solutions, highlighting strain on U.S. electricity infrastructure due to AI growth.

The stakes: Reliance on diesel or gas-fired jet turbines increases emissions and fuel demand, conflicting with environmental goals and possibly impacting jet fuel markets.

Commenters say: Many express concern over environmental impacts and inefficiency, noting the contradiction with prior clean energy commitments, while others discuss technical differences and fuel concerns.