This article was updated Feb. 28, 2023. It was originally published March 1, 2000. Planetary gears can supply high levels of torque and high-speed reduction. They are also relatively compact compared ...

Many machines we rely on every day—from industrial mixers and cooling systems to power transmission devices—use rotating ...

NTN Corp. is implementing the method in its proprietary calculation programs to support low-torque bearing design for electric and hybrid vehicle motors and gearboxes.

Researchers have clarified the mechanisms by which energy loss is locally maximized at a certain rotational speed in gas-liquid two-phase flows driven by rotors, providing fundamental insights for ...