A.Here's a pressure-volume diagram for a combustion engine. Although rough, it is an approximation of the so-called air-standard cycle. '' Point (a) is at atmospheric pressure, after which the air is ...

You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

The automotive industry continues to be a hotbed of innovation, with activity driven by factors such as auto-ignition properties of the fuel, fuel concentration, and residual rate, and growing ...

Even if you don't plan on ever owning a car with a diesel engine, you may still want to know how they compare to gas engines ...

We love ourselves a good oddball engine, and tiny, scrappy Mazda certainly must be responsible for more such engine concept patents per market-capitalization dollar than any other. We just discovered ...

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 ...

However, not all innovations are equal and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...