Mazda is claiming the biggest breakthrough in combustion engine technology in decades with its new Spark Controlled Compression Ignition (SpCCI) engine. Why the fuss? Because it combines spark ...

For more than a decade, automotive engineers and researchers have been struggling to come to grips with a way to build an engine that runs on gasoline while harnessing the efficiency and torque ...

SAE Transactions, Vol. 110, Section 4: JOURNAL OF FUELS AND LUBRICANTS (2001), pp. 1626-1634 (9 pages) Dimethyl Ether (DME) is one of the major candidates for the next generation fuel for compression ...

BAD HOMBURG, Germany – Ever since Nikolaus Otto (1876) and Rudolf Diesel (1892) invented their respective “cycles” — the four-stroke internal combustion engine (ICE) and diesel compression ignition ...

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 ...

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 ...