In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet, turboprop, turboshaft, and turbofan. You'll also see the Ramjet engine. I ...

Gas engines show advantages in their single cycle efficiency value (figure 2) and a very fast startup performance. Photo courtesy: MAN Diesel & Turbo The transforming energy market shifts focus to ...

(Image: Concept image of Lockheed Martin's planned SR-72 hypersonic strike aircraft to serve as a replacement for the SR-71 Blackbird.) It is not yet clear what aircraft DARPA has in mind for the new ...

When you're at an airport and see propeller aircraft, you likely think it is powered by a piston engine. This is usually true among smaller planes, like the Cessa 172 Skyhawk and the Piper Archer, or ...

Developments in advanced materials over the years have contributed to the spectacular progress in the thrust-to-weight ratio of the aero gas turbine. This has been achieved mainly through the ...

In the years immediately following the Second World War, jet propulsion wrought rapid changes in combat aircraft design. Jet engines promised to push aircraft beyond any speed possible with propeller ...

ANNISTON ARMY DEPOT, Ala. -- With production lines that can be reconfigured quickly and a computer system programmed to assist mechanics working on a variety of engine types, Anniston Army Depot's ...