The technology group Wärtsilä has introduced a gas fuelled version of the successful Wärtsilä 31 engine, the Wärtsilä 31SG. This follows very positive acceptance of the diesel version in marine sector ...
ABERDEEN PROVING GROUND, Md. — An Army study has uncovered a new method that will optimize engine efficiency in future ground and UAS platforms. Researchers from the U.S. Army Combat Capabilities ...
The Cummins X15 Efficiency Series diesel engine has won the Truck Writers of North America’s 2016 Technical Achievement Award. The award was presented thsi week during an awards luncheon at the ...
A gasoline piston engine that can dynamically change its compression ratio —that is, the amount by which the piston squeezes the fuel-air mixture in the cylinder—has long been a holy grail of engine ...
The first Diesel engines were started 130 years ago, but they have moved a long way since then. Like their gasoline counterparts, the compression ignited engines have evolved from the rough units of ...
LAS VEGAS—Diesel might not be powering long-haul tractor-trailers decades from now. But the fuel will continue to be the primary energy source for over-the-road freight transportation for the rest of ...
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Diesel subs run underwater without air: Here’s the wild trick
Modern diesel submarines seem to break a basic rule of engines: they keep moving underwater even though diesel power needs oxygen. The trick is that these boats are really two propulsion systems in ...
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