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Featured Stories

Problems Found In The Field: How Retrocommissioning Can Solve Them

The symptoms are familiar: hot and cold complaints, higher-than-expected costs, etc. Here’s a look at how the retrocommissioning process should work to tackle these and other developments for your facility.
In the last few years, major cities throughout the country have passed new energy code requirements mandating that commercial buildings perform regular retrocommissioning audits.
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Biomass CHP Serves Ohio Veterans Well

Sure, it was an award-winning first biomass design for the VA. And yes, it’s a big efficiency improvement.
Just as interesting, though, were the judicious choices along the way to maneuver tricky valve logistics, use CAD to pre-empt other problems, and occasionally recondition instead of replace. These moves reduced first cost, saved installation time, and freed up valuable floor space on top of the project’s long-term savings.
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Trust But Verify

After 40 years and other engineering studies, a large university building still suffered from humidity problems. Our intrepid author dug into the data and the dark corners of the building in pursuit of the culprit — or culprits?
Sebesta Blomberg was commissioned to study a humidity problem for a 400,000–sq-ft library at a university in the Midwest a few years ago.
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Malfunction At The Museum

An air handling unit that hasn’t worked since, well, ever. Chillers that have to work more often as a result — and an extra chiller just to attack the affected zone. These were the obvious symptoms, but what was the cause?
One of my favorite stories is about when I fixed a poorly performing air handling system at a local art museum.
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Connecting New Boilers To Old Pipes

Combustion air, ventilation, piping, expansion tanks … with these and other factors affecting performance and safety, the boiler swap is not exactly a plug-and-play situation.
Designing a commercial boiler replacement where you were not the original designer or installer might have some hidden dangers that could haunt you for years.
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ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
4/15/15 11:00 am EST

On-Site Critical Power Generation for the Data Center & Other Critical Facilities

Can your data center survive a 48 hour outage? Can you continue to pay escalating utility power bills in the years to come? On site "critical" power generation is the inevitable answer for these challenges. 

Engineered Systems Magazine

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2015 March

Check out the March issue of ES with the cover story: High-Rise Overhaul, and features: Selecting & Installing Fire And Smoke Dampers To Ensure Code Compliance; Energy Optimization In Existing Buildings; and The Skinny On Reactors For VFDs.
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The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

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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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