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CubeSat prototype to use water as propellant

2017-08-27
A new type of micropropulsion system for miniature satellites, or CubeSats, uses tiny nozzles that release precise bursts of water vapor to maneuver the spacecraft.
Article

GKN readies new 2-speed e-axle for 2020

2017-10-18
eTwinsterX, integrates a compact 2-speed transmission in a unit aimed at broad vehicle applications—from city cars to plug-in SUVs, high-performance hybrids and EVs, and the upcoming wave of electrified light trucks in North America.
Article

All-wheel drive protection system

2017-11-13
Safe Shift all-wheel drive protection system from Marmon-Herrington (Louisville, KY) is a proprietary electronic control system that prevents damage to axle, driveline, and transfer case components commonly caused by improper operation.
Article

IAV brings variable valvetrains to heavy duty

2017-10-06
A switchable system for toggling between different cam lobes offers variable valve timing and lift to improve both fuel economy and exhaust gas aftertreatment in heavy-duty engines.
Article

Three-stream engine architecture eyed for next-gen military aircraft

2017-11-05
Being able to take advantage of a third stream of air that can be modulated to adapt an engine's performance across the flight envelope allows a fighter to access an on-demand increase in thrust or to smoothly shift to highly efficient operations during cruise.
Article

Boeing to leverage Aurora acquisition for technical know-how

2017-11-08
The technology-driven Aurora has been involved in numerous NASA programs since its founding in 1989, and as recently as October 24 announced that it had been awarded a contract to perform a comprehensive evaluation of NASA’s Single-aisle Turboelectric Aircraft with Aft Boundary Layer propulsion aircraft concept, and is also renowned for its work on the D8 and DARPA's XV-24A.
Article

Hybrid propulsion to get closer with the E-Fan X

2017-11-29
The E-Fan X demonstrator will look at and explore all the challenges of developing a high-power propulsion system, including thermal effects, electric thrust management, altitude and dynamic effects on electric systems, and other issues such as electromagnetic compatibility. The objective is to push forward and mature the technology, performance, safety, and reliability of hybrid-electric technology.
Article

The good, the bad, and the biodiesel

2015-04-15
Biodiesel fuel is a viable supplement for traditional fossil fuels, as long as manufacturers make the necessary changes in equipment to accommodate these new types of fuels, according to Freudenberg-NOK's Joe Walker.
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