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 ...

One runs on gasoline power and the other runs on diesel. But apart from that, how do the two types of motorhomes vary, and how can you tell the difference while on the road? Here’s what you need to ...

Typically, when people think of diesel engines, they think about torque. Compared to their regular gas-powered counterparts, diesel engines tend to have lower horsepower and higher torque figures.

As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Selective catalytic reduction technology uses ammonia to break down NOx emissions produced during diesel combustion into nitrogen and water. SCR has become the technology of choice for a majority of ...