How GE Aerospace Engines Stack Up Against Pratt & Whitney Engines

The P&W XA103 variable cycle engine (VCE) is currently competing with GE’s XA102 as the race heats up to build the world’s ...
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NASA to Start Building the World's First Mild Hybrid-Electric Engine for Airplanes

It's been a long time coming, but finally actual build work has begun on a new kind of airplane engine, one that might revolutionize the industry. NASA calls it the Hybrid Thermally Efficient Core ...