Even modern internal combustion engines have no more than 40% of efficiency. The remaining 60% of the energy gained from the burning fuel is considered as waste energy. Half of the waste energy is ...

Here’s Why GM Designed a Gas Exhaust for EVs. Electric cars can benefit from an exhaust system after all, just not how you might think. By Byron Hurd. Published Jun 6, 2025 1:45 PM EDT. 0.

Summary form only given, as follows. This paper concerns further developments of a generalization of critical velocity concept to neutral, plasma or charged particles and beams in neutral and/or ...

The dual-fuel diesel/natural gas (NG) concept is based on the introduction of a homogeneous charge of air and NG in a diesel engine. The charge is then ignited by the combustion of a small amount of ...