Dongfeng Motor has publicly released comprehensive technical details for its Mach 1.5T hybrid gasoline engine, which the company reports achieved a maximum thermal efficiency of 48.09 per cent.

Researchers in China developed a large-scale PV-thermal heat pump system using a liquid overfeed method that reportedly improves both thermal and electrical efficiency. Field tests showed up to a 4.81 ...

Nissan isn’t giving up on the internal combustion engine just yet and has confirmed it can create an engine with a thermal efficiency of 50 per cent. A typical production engine has a thermal ...