This file type includes high-resolution graphics and schematics when applicable. Rotating elements represent one of the most useful, basic, and common machinery elements. Almost every machine contains ...

The seals used for most bearings typically go unnoticed until something goes wrong, which often results in unexpected downtime. However, as lifecycle costs and energy savings become increasingly ...

DC machines can be classified as self-excited, separately excited, permanent magnet (PM), and brushless. Self-excited machines can be further classified as shunt, series, and compound. Compound ...