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Featured Stories

Church retrofit looks upward, finds an answer in fabric duct

April 1, 2011
Fabric duct installation at this North Carolina church has reduced mold and saved space.It’s difficult to believe that a routine item such as HVAC ductwork could have as great affect
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Prognosis for chiller strategy: no hotspots, two-year payback

April 1, 2011
VFDs and a new chiller reduced this Texas hospital’s carbon footprint. With large central utility plants, over-taxed HVAC systems, and ever-increasing utility costs, many hospitals face the dual problems of
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Energy Demon At The Door

April 1, 2011
Having lived with an ancient heating system and no cooling for years, a Pennsylvania congregation now sings the praises of the updated hydronics and new mini-splits that brought a mechanical renaissance to the church’s various spaces.
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Tomorrow's Environment: Positive Attitude + Creativity + High Energy = Leader

March 30, 2011
In recent “Tomorrow’s Environment” columns, I’ve talked about the need for engineers to change from being a commodity and a follower to recommitting their technical skills to engineer-driven consulting services. I touched on some of the engineering initiatives that are ideally suited for engineer-led teams. The heart of being a leader of projects begins with three essential attributes: Positive attitude, creativity, and a high energy level, followed by a need to lead.
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University enjoys the fruits of system integration in former tomato field

March 3, 2011
Ave Maria University, located in southwest Florida, opened its doors to students on August 27, 2007. As the first new Catholic university built in the United States in more than
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Robotic storage facility protects exotic collectibles with wireless sensors

March 3, 2011
When your primary worker is a 70-ton robot, you try your best to stay out of its way. Such is the case at RoboVault, an ultra-modern, high-tech storage facil-ity in
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IAQ: Florida's Teachable Moment

March 3, 2011
An engineer with the 9th-largest school district in the United States writes about the IAQ testing and final report that his district commissioned. From offices to classrooms to cafeterias and restrooms, the monitoring was extensive. Read the results and some author comments about acceptable IAQ in schools, the possibility of overdoing fresh air, and the associated costs.
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Avoid Hydronics Headaches

March 3, 2011
From checking out valve chatter to maintaining optimal condenser water flow, consider a few quick reminders from the Northwest Energy Efficiency Alliance for a proactive, preventive O&M strategy to keep your water distribution system quiet and efficient.
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Temporary HVAC: Homework Pays Off

March 3, 2011
School districts have known for quite some time that temporary equipment can assist in passing the tests of renovations or the pop quizzes of unexpected equipment failure. The lesser-known lesson is that having the plan in place can save significant time and money on top of the equipment’s basic benefits.
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Fan, BAS spread a warm feeling to start Alaska schooldays

March 1, 2011
A 12-ft diameter low-speed fan provides destratification to cut the morning temperature recovery for this elementary school down to 15 to 20 min.Designing a landmark school in the unforgiving Alaskan
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3/27/14 11:00 am EST

How to Calculate Backup Power Supply Requirements for Your Facility

On-Demand This webinar reviews how to determine power requirements of facility loads; electrical characteristics and impact of different types of loads such as large motors and UPS systems on power supply sizing; acceptable power sources and other constraints applied by building codes; and how software tools can be used to simplify the process of calculating backup power requirements.  

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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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