Study Reveals Green IT Is Now an Essential Practice 

Jun 23, 2009, 

Data from “2009 Green IT Report,” a recently released study from Cupertino, Calif.-based Symantec, reveals that senior-level IT executives report significant interest in green IT strategies and solutions, attributed to cost reduction and environmental responsibility...

HomePlug Powerline Alliance Charts Smart Grid Technology Path 

Jun 16, 2009, 

The HomePlug Powerline Alliance, Portland, Ore., recently announced a technology path for Smart Grid (intelligent energy networks), an infrastructure-critical market poised for rapid growth....

Engineers and Technical Professionals Continue to Source Products and Services 

Apr 6, 2009, 

According to the 2009 Economic Outlook Survey from Troy, N.Y.-based GlobalSpec, engineering, technical, and industrial professionals have felt the impact of the economic slowdown on their businesses...

New Yankee Stadium Is a Home Run 

Apr 1, 2009, By Stefanie Kure, Senior Associate Editor

E-J Electric Installation uses Building Information Modeling (BIM) during pre-construction phase to complete complex lighting and power solutions on world-class ballpark renovation...

Using Single-Phase Transformers to Create 3-Phase Systems 

Apr 1, 2009, 

The basics of using delta-connected systems and wye-wye connected systems...

Module Behavior 

Apr 1, 2009, By Beck Ireland, Staff Writer

Prolonging PV module life by improving inverter maintenance and manufacturing...

Maximizing VFD and UPS Performance 

Apr 1, 2009, By Randy Barnett, American Trainco, Inc.

If you're installing a variable-frequency drive (VFD) or uninterruptible power supply (UPS) or if you already have this equipment in place you should...

AIA Forms Plan to Stimulate Economy, Create 1.6 Million Jobs in Building Sector 

Mar 2, 2009, 

Given the weakened state of the U.S. economy, it’s no surprise that the construction industry continues the struggle to keep its head above water....

Electrical Contractors Take Steps to Limit Subcontractor Liability  

Mar 1, 2009, 

It's no secret that many subcontractors have sustained their fair share of hard knocks in the last year as a result of the economic crisis and construction...

Power Factor, Capacitors, Harmonic Filters, and Resonance Part 2 

Mar 1, 2009, By Tom Shaughnessy, PowerCET Corp.

Last month, we discussed low power factor and how resonance can disrupt facility operations. This month, we'll talk about harmonic filter design and various...

Making the Transition from CAD to BIM 

Mar 1, 2009, By James Bratton, Dynalectric — An EMCOR Co.

In today's fast-paced competitive construction market, it's no longer enough to execute a project in the real world of girders, sheet metal, pipe, and...

Barriers to BIM 

Mar 1, 2009, By Beck Ireland, Staff Writer

The philosophy behind Building Information Modeling (BIM) is more than the sum of its technological capabilities. Proponents of BIM claim that beyond...

Electrical Services — Part 2 

Mar 1, 2009, By Mike Holt, NEC Consultant

Looking at Fig. 230.1 in the NEC, we can see that the second and third major areas of Art. 230 provide requirements for service entrance conductors (Part...

Understanding How Each State’s Interconnection Standards for Distributed Generation Installations Differ 

Feb 1, 2009, By Beck Ireland, Staff Writer

Until recently, a major barrier to the widespread adoption of grid-connected cogeneration and small power production, otherwise known as distributed generation...

Electrical Services — Part 1 

Feb 1, 2009, By Mike Holt, NEC Consultant

If you look at Fig. 230.1 in the NEC, you'll see that Art. 230 divides neatly into three general of coverage. The first includes general requirements,...

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