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May 2021 Electrical Apparatus

May 2021 Electrical Apparatus

Motors!

Electrical Apparatus is the monthly magazine and virtual community for electromechanical professionals who design, specify, use, sell, operate, maintain and repair electrical equipment.

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In the May 2021 EA!

Plant Life
12 Meet your ‘digital twin’
Virtual manufacturing simulations have proved handy, both
before and during complex processes
By Selena Cotte, EA Managing Editor
Fast Forward
14 The green behind the green
The finances behind the development of renewable energy are as innovative as the technology itself
By Susan L. Follett, EA Contributing Writer
Conventions & Trade Shows
24 Back in the saddle
This year’s convention of the Electrical Apparatus Service Association will provide a forum for getting down to business
By Kevin Jones, EA Senior Editor
26 Welcome to Fort Worth
What to see during this year’s roundup of the Electrical Apparatus Service Association
By Susan L. Follett, EA Contributing Writer
Motor Efficiency
30 Motor efficiency then, now, and tomorrow
A brief look at the history and possible future of three-phase industrial electric motors
By John Malinowski, EA Special Correspondent
Motors & Generators
33 Motors old and new
Antique motors are still around and being repaired, even as new high-efficiency machines are scoring points with test labs
By Kevin Jones, EA Senior Editor, and Charlie Barks, EA Associate Editor
39 Random winding for high-voltage motors?
The checkered history of ‘mush’ windings developed for motors above 600 hp
With trilingual summary
By Richard L. Nailen, EA Engineering Editor
More Than Accounting
45 Financial protections in the pandemic
By William H. Wiersema, CPA, EA Contributing Editor
Safety & Health
48 Workplace safety updates
Know these OSHA facts before returning to the plant or shop
By Charlie Barks, EA Associate Editor
Pump It Up
55 Lab work
As federal rules covering pump efficiency expand, so does the network of labs authorized to perform certified tests
By Kevin Jones, EA Senior Editor
Green Energy
59 What’s ahead for green deals
The next decade’s energy landscape may owe more to business than politics
By the EA staff

Also -- 

Reader profile - Dr. Shanelle Foster, Michigan State University

Know your Industry - The Bearing Specialists Association

Names and Faces, Product Showcase and more!  

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For updates, special offers and more, sign up for the Publisher’s Market Memo e-list.