Getting from A to B by most means of transport is polluting; incomplete combustion of fuels releases soot and unburned fuel into the atmosphere, along with greenhouse gases such as carbon monoxide and ...

Nissan is developing an engine for road cars that could reach 50% thermal efficiency, meaning the potential for much more fuel-efficient cars. An engine's thermal efficiency is a measure of how much ...

To achieve the US Department of Energy's goal of 55% thermal efficiency, engine manufacturers will continue to bring new technologies to construction equipment Engine manufacturers are on the ...

Turbocharging has mostly not lived up to its billing of being the savior of internal-combustion engine technology. Earlier this decade, facing increasing fuel economy requirements, automakers rushed ...

Chinese company Weichai Power made history by introducing the first diesel engine ever with an intrinsic thermal efficiency of 53.09%. Engineers and scientists have worked to increase the thermal ...

ABSTRACT Diesel engine manufacturers have faced stringent emission regulations for oxides of nitrogen and particulate emissions for the last two decades. The emission challenges have been met with a ...

Recently, Astron Aerospace presented a new type of hydrogen combustion engine called H2StarFire, which offers unprecedented performance across numerous sectors due to zero emissions. This innovative ...

Small engine manufacturer LiquidPiston is developing a tiny, lightweight, super-efficient engine that functions a lot like Wankel rotary units. Despite that, LiquidPiston says the unit can deliver 50 ...

Modern electronic diesel engines use ultra-low sulfur diesel (ULSD) fuel and have sophisticated fuel management systems that include integrated throttle control. Use of these engines results in ...

In the face of ever-tightening emissions regulations, the world's car manufacturers are finding innovative ways to cut fuel consumption. In its quest for greater fuel efficiency, Audi has developed a ...

It's a technology that's been a sort of Holy Grail in the auto industry for at least a couple of decades. Now Mazda, one of the smallest global automakers, plans to introduce it in a radical new ...