In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...
RTX has reached a key milestone in its hybrid-electric propulsion project, successfully running its system’s engine and batteries at full power for the first time. The Virginia-based aerospace and ...
GE Aerospace recently started test running the Passport-turbofan-based hybrid-electric propulsion system it developed under NASA’s Hybrid Thermally Efficient Core (HyTEC) programme, one of several ...