COAL-FIRED POWER plants use gearboxes located on the top of each coal pulverizer to drive the rotating classifier. Rotating classifiers ensure that the coal is of the appropriate size for proper ...

What do clocks, skateboards, and industrial machinery have in common? They all rely on bearings to maintain their smooth rotational movements. However, to achieve reliability, they must be maintained ...

Hydropower is among the most mature and reliable renewable energy technologies, but its dependability rests on thousands of tonnes of rotating equipment humming quietly for decades. Generators are at ...

The difference between good and bad in the wheel bearing world is a very fine line — about the width of a couple of human hairs, to be imprecise. That's not much of a margin considering the potential ...

Innovative approaches to designing, installing, retrofitting, and operating two major components of a hydroelectric plant are saving facility owners time and money. By Elizabeth A. Ingram and Russell ...

A minor coal train derailment in Virginia in early July prompted Norfolk Southern to rethink the way it responds to problems with overheating bearings, but it’s not clear why the railroad didn’t make ...