Motors, Drives

Courtesy: Portescap/Control Engineering Europe
Motors, Drives October 22, 2020

Slotless versus slotted brushless DC motors

Brushless DC motors are the technology of choice for applications operating at higher speeds. However, two different motor architectures can present a selection conundrum.

By Madhavan Ramanujam and Cyril Baud
Courtesy: Nippon Pulse America/New Products for Engineers Database
Motors, Drives October 21, 2020

Motor repair standard approved

Standard describes industry best practices for ac and dc motors and generators reliability and efficiency.

By Electrical Apparatus Service Association (EASA)
Courtesy: Massachusetts Institute of Technology (MIT)
Energy, Power October 12, 2020

Top 5 Control Engineering articles Oct. 5-11

Articles about using robots to reduce risk for COVID-19 in the workplace, programming variable frequency drives (VFDs), 2021 engineers choice finalists, and more were Control Engineering’s five most clicked articles from Oct. 5-11, 2020. Miss something? You can catch up here.

By Keagan Gay
Courtesy Renee Meiller, University of Wisconsin-Madison
PPE October 5, 2020

Top 5 Control Engineering articles Sept. 28 – Oct. 4, 2020

Articles about mobile robots, improved PPE, explosion protection for wireless internet, VFD parameter changes, and more were Control Engineering’s five most clicked articles from Sept. 28- Oct. 4, 2020. Miss something? You can catch up here.

By Keagan Gay
Courtesy: Massachusetts Institute of Technology (MIT)
Robotics October 1, 2020

Control Engineering hot topics, September 2020

Control Engineering's most clicked articles in September 2020 included stories about the younger workforce leading manufacturing, programmable logic controllers, multivariable controls, wastewater treatment, robotics and COVID-19, and more. Miss something? You can catch up here.

By Keagan Gay
PLCs, PACs September 28, 2020

Top 5 Control Engineering articles Sept. 21-27, 2020

Articles about engineering leaders under 40, the younger workforce leading manufacturing, programmable logic controllers, and more were Control Engineering’s five most clicked articles from Sept. 21-27, 2020. Miss something? You can catch up here.

By Keagan Gay
Courtesy: Incremotion Associates
Business of Engineering September 16, 2020

Advanced motor and generator designer, Daniel B. Jones, dies 

Dan Jones, Incremotion Associates, dies at 84 after more than 60 years in the motion control industry, with decades of service to associations and involvement in more than 100 motor designs, including one for a NASA mission to Mars.

By Mark T. Hoske
Courtesy: EASA
Motors, Drives September 8, 2020

How to field test 3-phase squirrel cage motors

Maintenance of critical machines depends on the diagnostic electrical testing of installed 3-phase squirrel cage motors, interpretation of results and key points of physical inspection

By Thomas H. Bishop, P.E.
Thomas Bishop, PE, is senior technical support specialist, EASA. He offered information about motor repairs in a Aug. 19 one-hour course available for viewing until end of November 2020. Courtesy: CFE Media and Technology and EASA
Motors, Drives August 27, 2020

Motor repair answers via Virtual Training Day

Motor repair advice about applications, a motor detective story, and a common misconception about motor designs are among additional answers available after a motor repair educational course.

By Thomas H. Bishop, P.E.
Variable AC drives can save users money by providing better motor control to operate the system at lower speeds and unity power factor. Courtesy: Danfoss
Motors, Drives August 11, 2020

Top 10 ways to protect your VFD investment

Variable speed drives offer savings, if used properly

By Jon Mosterd