Machines capable of producing movement and force have been of interest to people ever since the dawn of civilization. Simple mechanisms up to the sophisticated processors, engines have been ...

NACFE’s new Messy Middle Powertrain Service & Maintenance report says keeping modern diesel engines running now depends as ...

Researchers studying a hydrogen combustion concept built around argon gas say the technology could reach 60% thermal efficiency while matching the power output of a conventional diesel engine. The ...

The inline-6 engine layout has its fans in the gas world, but it's the de facto standard design among diesel aficionados. Hardly surprising, as these engines are less complex than any V layout and ...

This has been discussed before on Ars, such as at https://arstechnica.com/civis/threa...ost-efficient-heat-pump-in-the-world.1501605/, and https://arstechnica.com ...

Combustion efficiency in internal combustion engines refers to the proportion of chemical energy in the fuel that is converted into useful mechanical work. Attaining high combustion efficiency is ...

The Rotating Detonation Engine being developed by Pratt & Whitney has no moving parts, which reduces complexity and costs, and could help enable high-speed, long-range flight with increased efficiency ...

Defining the Marine Duty Cycle. The engineering distinction between an automotive engine and a marine propulsion unit begins with the load profile. On the road, load is transient.

Joshua is an automotive enthusiast who explores every facet of car culture. With a history of over 30 vehicles, his love for Japanese tuner cars shines. Beyond ownership, he dives into every vehicle, ...