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Columns

Security concerns

January 2, 2013

This letter refers to the article titled, “HVAC Security Emergencies: No Terrorist Required,” by Howard McKew, Gregory Dobbs, and Kevin M. Cogley, which appeared in the July 2012 issue of Engineered Systems (page 26).


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Editor’s Note

Net-Zero News From The Windy City

January 2, 2013

Chicago takes the year off from AHR but is staying busy with unusual projects.


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Why Are Owners Taking This?

January 2, 2013

There are some good explanations for a bad trend.


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How Home Automation May Transform Building Automation

January 2, 2013

Will a design cousin of the iPod take flight?


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Commissioning

When “Substantial Completion” Is Insubstantial

November 26, 2012
A concept created for special circumstances has become a sad S.O.P.
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Tomorrow’s Environment

Energy & Environmental Management Is A Team Effort

Organize the players and communicate the successes.
November 7, 2011
This past March, I asked the question, “Do you have a corporate sustainability plan?” and recently I was discussing this topic with a director of a physical plant for a major college on the East Coast. He commented, “Energy conservation and environmental management should be a team effort.”
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Commissioning: TREND Logs- Worth the effort?

September 6, 2011
Using data trend logs to supplement in-field functional performance testing (FPT) has always been an option in the commissioning process, particularly for HVAC systems controlled by DDC systems. As DDC system trending capabilities and computer hardware storage capacities have improved substantially over the past few years, I propose that trend logs be given a more prominent place in the commissioning toolbox.
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Building Automation - Part 2: VFDS AND BAS

Application, integration, and what your drive can tell you.
September 6, 2011
Last month, we started this series on the use of VFDs as part of a control system. We talked about the many benefits and some recommended cautions in applying the use of this technology.
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Editor’s Note: Parts is Parts

But this new lab helps them work more like “one big part.”
September 6, 2011
As I read the press release, something about the DOE’s planned user test bed facility at Lawrence Berkeley National Lab reminded me of the old Wendy’s commercial from the ’80s that most of you are, uh, mature enough to recall.
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ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
3/25/14 2:00 pm EST

Improving Cooling and PUE in Existing Data Centers

On-Demand This webinar will provide cost-effective practical tips and feasible retrofit solutions that can be implemented in operational data centers to address some cooling issues and improve energy efficiency.

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Engineered Systems Magazine

ES April 2014 cover

2014 April

Check out the April 2014 issue of Engineered Systems, with features on backup power supply requirements, cyberattacks, and much more!

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Design Flaws

Following up on Howard McKew's April "Tomorrow's Environment" column: Have you ever thought twice about reporting problems with another firm's design? What did you do?
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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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