Brad Menz, Reliance Electric/Rockwell Automation, Greenville, SC

Articles

Gears and Bearings December 15, 2001

Cooling high-horsepower motors with heat exchangers

At first glance, a heat exchanger may seem like an unnecessary and unwieldy piece of equipment for an electric motor. However, the benefits of cooling large motors through a heat exchanger are numerous (Fig. 1.).Why cool motors?Thermal capacity is one of the primary application criteria of a variable speed ac or dc motor.

By Brad Menz, Reliance Electric/Rockwell Automation, Greenville, SC