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Featured Stories

Air Filtration in Health Care Facilities

July 2, 2012
Just what the doctor ordered: specifics on pre-filters, after-filters, AHU tips, and more to meet critical IAQ goals and prevent that ventilation system from operating in a “fog.”
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HVAC Security Emergencies: No Terrorist Required

July 2, 2012
Plenty of potential ventilation crises await many otherwise unassuming buildings, thanks to nothing more sinister than truck accidents, emissions from nearby buildings, or unavoidable natural disasters. However, by pairing a clear basis of design with HVAC response strategies, building owners can apply some forethought and preparation to avoid worst-case consequences. Start by asking the right questions about your facility.
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Retrofitting Rutgers

June 30, 2012
Identifying motor retrofit opportunities in cooling towers, air handlers, exhaust fans, and circulating pumps reflects the no-stone-unturned strategy Rutgers employs in energy management.For those motors, boiler upgrades, and future projects, the university regularly seizes on multiple incentives opportunities — ranging from utility offers to good old-fashioned intraschool competition — to teach efficiency in action.
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ESCO 2.0 And Your Next Project

June 27, 2012
From a collaborative effort to rebuild after World War II to “microgrids” and buildings selling back un-used electricity, the basic concept has gone under several names and come a long way. Here, the authors discuss how facilities pursuing high performance can make sense of the many energy-related services and programs to help finance capital improvement projects and infrastructure upgrades.
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Cardinal Rules

June 4, 2012
Stanford University’s Energy Retrofit Program is nearing 20 years in action. The Whole Building En-ergy Retrofit Program that it spawned is tackling even bigger projects. See how these two ongoing efforts are organized to boost the campus’ long-term sustainability while earning attractive ROIs to sustain themselves as well.
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Dehumidification With Extra Bite

June 4, 2012
Pharmaceutical giant GlaxoSmithKline faced some extreme dehumidification requirements for its facility manufacturing denture-cleaning tablets. The strategy it selected not only reached target humidity levels but also allowed a 3º increase in chilled water temperature. Get the details on the system and savings that put smiles on the faces of this project team.
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VRF: Heat Recovery Or Heat Pump?

June 4, 2012
Designers can typically choose either type from any major manufacturer. But what are the differences and consequences for a design? What type of space lends itself to one or the other, and what windows of opportunity for real efficiency gains do either provide? Knowing all the differences can make all the difference.
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From Good To Great: Optimizing Your Chiller Plant

June 4, 2012
Texas Women’s University found that continuous energy monitoring and verification paid off well, yielding savings above and beyond an existing performance contract. The authors explain how measuring and managing can defeat the usual suspects that drag down plant performance. Is yours hiding some untapped greatness?
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Chiller Startup & Shutdown: Worth Doing Right

June 1, 2012
Commissioning, tracking performance data, and paying attention to detail during startup and shutdown can raise performance while lowering expenses.
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Take Control Of Your System With Differential Pressure Control

April 30, 2012
Effective hydronics, like many things in life, is about maintaining balance. Learn more about achieving the three key conditions necessary for giving your modern controller a fighting chance to do its job.
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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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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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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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