Making Industrial UPS Protection Financially Attractive
Oct 1, 2003, By Brad Walter, Active Power, Inc.
Sometimes improved power quality and reliability aren't the only justifications for installing backup power...
Selecting the Right Power Quality Meter
Sep 1, 2003, By Jon Bickel, Square D / Schneider Electric
Before purchasing a power quality meter, make sure its features actually meet your needs...
Dealing with Voltage Sags in Your Facility
Sep 1, 2003, By Mark McGranaghan, EPRI-PEAC Corp.
Voltage sags can be just as detrimental to your plant as a complete outage...
Ask the Experts
Sep 1, 2003, By John Dedad, Editorial Director
A Curve By Any Other Name Is Still a Curve...
Ask the Experts
Aug 1, 2003, By Mark McGranahan, EPRI-PEAC and Frank Waterer, Square D
Perplexed by PQ Issues?...
Controlling Harmonics Locally in Commercial Facilities
Aug 1, 2003, By Mark McGranaghan, EPRI-PEAC Corp.
The increased use of electronic equipment with switch mode power supplies may be wreaking havoc on 120/208V systems, but you have options for correcting the problem locally...
Improving Power Factor with Variable Speed AC Drives
Jul 1, 2003, By Mauri Peltola, ABB
The installation of AC drives can yield some predictable benefits and some not-so-predictable side effects...
Subscribe to PQNewsBeat
Jun 3, 2003,
PQNewsBeat is a tri-monthly e-newsletter for electrical industry professionals concerned with system reliability and power quality. The newsletter provides...
Power Factor Correction and Harmonic Resonance: A Volatile Mix
Jun 1, 2003, By Daniel J. Carnovale, P.E., Eaton/Cutler-Hammer
Capacitors may be meant to correct problems, but they can also introduce them if incorrectly specified...
Ask the Experts
Jun 1, 2003, By Mark McGranahan, Electrotek, and Mike Lowenstein, Harmonics Limited
Readers, You Have the Floor...
Inside PQ
Jun 1, 2003, By Mark McGranaghan, EPRI-PEAC
What power quality can you expect from your utility?...
E-newsletter on power quality
May 30, 2003,
PQNewsBeat addresses the needs of thousands of engineers and commercial and industrial facility and utility managers concerned about the quality and delivery...
Ask the Experts
May 1, 2003, By Mark McGranahan, Electrotek, and Mike Lowenstein, Harmonics Limited
What Makes a PCC a PCC?...
Sizing Active Filters for Commercial Facilities
May 1, 2003, By Mark McGranaghan, Electrotek Concepts, Inc.
Save energy by selecting the proper filter for your needs...
Inside PQ
May 1, 2003, By Alan Manche, P.E., Square D/Schneider Electric
Enhancing Surge Protection Performance and Equipment Safety...
Inside PQ
Apr 1, 2003, By Mark McGranaghan, Electrotek Concepts
Power Factor Correction: When Does it Make Sense?...
How to Avoid Common Mistakes in Power Conditioning
Apr 1, 2003, By Cherian Jose and Peter Huss, Powervar, Inc.
Today's computer systems have different power protection requirements than their predecessors...
Ask the Experts
Apr 1, 2003, By Mark McGranahan, Electrotek, and Mike Lowenstein, Harmonics Limited
Perplexed by PQ Issues?...
Ask the Experts
Mar 1, 2003, By Mark McGranahan, Electrotek, and Mike Lowenstein, Harmonics Limited
Perplexed by PQ Issues?...
