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Motors & Drives

New technologies, VFD's, and retrofits play a big part here, with potential for big savings.

ARTICLES

Standby Power: Behind The 10-Second Start

The what and why of applying NFPA 110 Type 10 and NFPA 70 starting requirements to standby power system applications.
The ability of engine-powered generators to start and supply standby power of acceptable frequency and voltage within 10 seconds of a utility outage has made these generators the standby power system of choice for a wide variety of facilities including mission critical.
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The Skinny On Reactors For VFDs

You’ve got options for avoiding trouble caused by harmonic distortion.
Reactors for AC drives are available as either AC reactors or DC reactors (DC link chokes). Both serve the same main purpose: to smooth the current flow to the AC drive, and reduce damaging harmonics produced on the power line.
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Doubling Energy Productivity by 2030

Meeting future challenges will require the deployment of existing, proven technologies — and a holistic approach to buildings.
While energy efficiency remains at the forefront of trends impacting the HVACR industry, it’s not only efficiency that the industry — and country — needs to be thinking about.
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Motor Selection HVAC Design

Who actually specified that motor? Did they keep the entire system in mind or were they simply specifying one component at a time? And will that spec require over-speeding the motor?
Often, an HVAC system is designed by the selection of individual components and not by a whole-system approach
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EVENTS

Webinar

Test Anxiety? Learn How and When to Test Your Standby Generator

9/25/14
Online

On-Demand This webinar will discuss generator reliability, testing, and troubleshooting from a practical perspective and make recommendations for a comprehensive inspection and testing program.

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Multimedia

Videos

Image Galleries

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
4/28/15 2:00 pm EST

The Big Data Webinar: Big Data or Big Science?

Join Dr. Joe Jacobsen as he examines the question Big Data or Big Science?

Engineered Systems Magazine

cover

2015 April

Check out the April issue of ES with the cover story: Discovery vs. Disaster: Why You Should Know The Limits Of Your Data Center.
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Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!

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