WASHINGTON (Reuters) -The head of European planemaker Airbus said novel open-rotor technology being tested by engine maker CFM International offers promising efficiencies and reductions in emissions ...

Wankel engines first saw use in production cars as early as 1964 — and not even in a Mazda, but rather in an NSU. That little single-rotor powerplant quickly evolved into the more typical two-rotor ...

Wind-tunnel testing of multiple configurations of sub-scale blades for GE's Open Rotor engine is being conducted to identify the optimum blade design for the engine's two counterrotating stages of ...

WASHINGTON, Sept 10 (Reuters) - The head of European planemaker Airbus (AIR.PA), opens new tab said novel open-rotor technology being tested by engine maker CFM International offers promising ...

Airbus chief executive Guillaume Faury has made clear he expects the European airframer’s next narrowbody jet will be 25% more efficient than today’s models – and he is banking on CFM International’s ...

Wankel engines first saw use in production cars as early as 1964 -- and not even in a Mazda, but rather in an NSU. That little single-rotor powerplant quickly evolved into the more typical two-rotor ...

Airbus has hailed the success of an initial round of windtunnel testing using a scaled version of CFM International’s RISE open-rotor engine mounted to a section of wing as part of early aircraft ...

A Wankel engine is a type of rotary engine, but not all rotary engines are Wankel engines. Wrapping your mind around this idea will help you to better understand the similarities as well as the ...

Airbus is really excited about an open-rotor engine. Boeing not so much. Here's why. Don't miss a single episode of the award-winning Check 6. Subscribe in Apple ...

More energy efficiency means four, rather than six, open rotor engines Airbus’ latest hydrogen airliner concept features four, rather than six, open rotor engines.