Power Quality

Short circuit analysis software

Thu, 02 May 2013 12:00:00 +0000

SCA V1.0 software program performs available fault currents calculations in 3-phase electric power systems

Sports Lighting Reliability

Mon, 18 Mar 2013 16:13:00 +0000

By Philip F. Keebler, D. Michael Evans, and Nathan A. Reid, KCE Engineering

Dropping the ball, or dropping the lights? Approaches to mitigating interruptions in lighting at sporting events

Understanding Harmonic Voltage and Current Distortion Levels at Your Facility

Mon, 28 Jan 2013 17:03:00 +0000

By Philip F. Keebler, MSEE, KCE Engineering, LLC

Dealing with the the effect of harmonics on utility power distribution systems and on the quality of voltage delivered to facilities.

Shermco Industries Acquired by Oaktree's GFI Energy Group

Wed, 09 Jan 2013 17:20:00 +0000

Shermco Industries, Inc. has been acquired by funds managed by the GFI Energy Group of Oaktree Capital Management, L.P.

Georgia Hospital Builds Free-Standing Power Station

Wed, 28 Nov 2012 21:06:00 +0000

The Medical Center, Columbus, Ga., replaced an aging backup power system with a new central power plant, located across the street from the main hospital in a free-standing building, equipped with four 2,500kW generator sets from MTU Onsite Energy

Gen-Sets Provide 10MW of Flexible Power for Georgia Hospital

Wed, 28 Nov 2012 20:54:00 +0000

The Medical Center, Columbus, Ga., replaced a 30-year accumulation of backup generators with a new central power plant equipped with four 2,500kW gen-sets from MTU Onsite Energy

Industrial Locations and Critical Operation Power Systems

Mon, 12 Nov 2012 21:37:00 +0000

By Eddie Guidry, Fluor Enterprises, Inc.

It shouldn't be news to those who keep up with the NEC that Art. 708 [Critical Operation Power Systems (COPS)] was added to the Code in the 2008 edition. What may be news to some, however, is that in the 2008 proposal stage, chemical plants, refineries, oil terminals, or any other facility where a failure or outage may affect the nation's economy or security, was included in the scope of Art. 708.

Whose Job Is It to Bond Corrugated Stainless Steel Tubing (CSST)?

Mon, 22 Oct 2012 14:57:00 +0000

By Beck Ireland, Staff Writer

Safety campaign encourages electrical contractors to take over bonding for CSST gas piping systems

Standby Power System at Florida VA Hospital Covers All Electrical Loads

Tue, 25 Sep 2012 01:31:00 +0000

Completed at a cost of $47 million, it includes SCADA and a backup system capable of covering all electrical loads for 120 hours (without refueling) in the event of an outage.

The Basics of Current-Sensing Relays

Thu, 20 Sep 2012 16:33:00 +0000

By David Bredhold, Eaton Corp.

A range of manufacturing and production processes rely on current-operated relays to provide a continuously adjustable trip-current setting.