IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Reference: US Patent 234443, ...

Once the control method of choice only in high-performance industrial ac-servo drives, FOC (field-oriented control) is finding its way into lower end industrial and many appliance applications with ...

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 ...

Denso has been granted a patent for a rotating electrical machine featuring a field element with a magnet portion and a controller that manages armature winding energization. The design includes a ...

Sulzer announced it has completed its acquisition of two Grayson Armature businesses, Grayson Armature Large Motor Division Inc., and Grayson Armature Orange Texas Inc., for $42 million. With the ...