Motors, Drives

Courtesy: Yaskawa America
Motors, Drives January 19, 2021

Direct drive vs. geared rotary servomotor: A quantification of design advantage: Part 2

Testing a direct drive and geared rotary servomotor shows there are some significant differences between the two when actually put into practice.

By Dakota Miller and Bryan Knight
Courtesy: Bob Vavra, CFE Media
Motors, Drives December 26, 2020

Grant given to design ultrahigh temperature tolerant alloys

A team of Texas A&M University researchers are investigating a class of metals, called refractory high entropy alloys (RHEAS), that can withstand higher operating temperatures.

By Dharmesh Patel
Courtesy: Swagelok (Note: Photos featuring associates without masks were taken prior to the COVID-19 pandemic.)
Maintenance December 14, 2020

Swagelok Co. excels by looking to the future

2020 Plant Engineering Top Plant: Focus on training, workforce development and digitalization enable success

By Kevin Parker
Courtesy: Yaskawa America
Motors, Drives December 4, 2020

Direct drive vs. geared rotary servomotor: A quantification of design advantage: Part 1

A geared servomotor can be useful for rotary motion technology, but there are challenges and limitations users need to be aware of.

By Dakota Miller and Bryan Knight
Courtesy: Interact Analysis
Motors, Drives November 4, 2020

Motor, industrial gears market expected to recover quickly from COVID-19 impact

In spite of the losses due to the COVID-19 pandemic, the geared motors market is expected to have a period of sustained recovery and growth over the next few years.

By Interact Analysis
Courtesy: Toshiba International Corp.
Motors, Drives November 2, 2020

How to match drives (VFDs, VSDs) to the motor

Size a variable-speed drive (VSD) for the application, and ask if a general-purpose drive will do or if more embedded intelligence is needed. Do you need a VSD, variable frequency drive (VFD) or adjustable speed drive (ASD)? (Trick question)

By Joshua Jagnanan
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: Beltran Technologies
Events and Awards September 28, 2020

Top 5 Plant Engineering articles September 21-27, 2020

Articles about the Leaders Under 40 winners, electrostatic precipitators, edge I/O, 3-phase squirrel cage motors and hydrogen's growing importance were Plant Engineering’s five most clicked articles from September 21-27, 2020. Miss something? You can catch up here.

By Chris Vavra
Courtesy: EASA
Motors, Drives September 14, 2020

Top 5 Plant Engineering articles September 7-13, 2020

Articles about 3-phase squirrel cage motors, effects of low energy prices, virtual commissioning, global manufacturing outlook and grab sampling systems were Plant Engineering’s five most clicked articles from September 7-13, 2020. Miss something? You can catch up here.

By Chris Vavra
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.