Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

Engineers have a lot to think about when designing new engines, and one of the biggest considerations is the shape of the ...

In a typical four-stroke cycle engine, it is virtually impossible to avoid some form of contamination in otherwise combustible air/fuel charges. But before we dig into the effects of such ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

On September 25, 2004, Widows Creek Unit 3 in Stevenson, Alabama, established a new continuous-run record for TVA’s fossil plant portfolio when it surpassed the 616-day mark held by Johnsonville Unit ...

As you work your way through this month's column, be aware there are successful engine and parts manufacturers who do not subscribe to what is being shared—and that's OK. There are also numerous of ...

Researchers use Direct Numerical Simulations to enhance efficiency, reduce pollution in diesel engines. A "cool flame" may sound contradictory, but it's an important element of diesel combustion -- ...

Important process variables that affect unit efficiency were reviewed in Part 1 of this two-part report. Many of those process parameters were also identified as related to boiler air in-leakage.

In the big scheme of things, gas-powered internal-combustion engines aren't all that efficient, as most of what they generate is waste heat. Toyota is believed to offer the most thermally efficient ...

New analysis challenges primary energy accounting; it argues useful energy better reflects electrification efficiency and renewable progress, shaping planning choices.

Horse Powertrain isn’t a household name yet, but it’s quickly becoming one of the more intriguing brands in the hybrid and combustion world. With backing from Renault Group, Geely, and Aramco, the ...