General Motors has filed a new patent that offers a look at how the company may be rethinking cylinder deactivation for its next generation of pushrod engines.

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

Abstract: The dual three-phase permanent magnet synchronous motor (DTP-PMSM) has wide applications in fields such as wind power generation, electric vehicles, and flywheel energy storage. Reducing the ...

Abstract: Transformer saturation caused harmonic instability has always been a pain point for the LCC-HVDC system. Although various analysis methods have been proposed, none of them examine the impact ...

A recent study provides the first large-scale map of Cambodia’s coastal habitats and reports early seagrass recovery near anti-trawling structures in the Kep Marine Fisheries Management Area. Surveys ...