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HVAC Design/Construction Process

Variable Refrigerant Flow vs. Buildng Codes

When newer technologies or techniques meet older codes written for an earlier version of engineering reality, the losers are the users and occupants.
Variable refrigerant flow (VRF) HVAC is quickly taking over market share of the industry for commercial buildings.
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Tomorrow's Environment

Third-Party Peer Review

It’s not a job for everyone, but follow these steps and you’re on your way to success.
Third-party peer review can be a profitable business if done correctly both technically and professionally.
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Editor's Note

From Awards To Pink Slips

Some late notes of interest from the inbox run the gamut of outcomes.
As we were putting this issue together, I got a follow-up email from Joseph Dussault, who co-wrote the feature about the big ventilation/ductwork retrofit at Yawkey Boston Medical Center.
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Commissioning

Designer Copy/Paste

Don’t let this all too common practice create confusing specifications.
In December 2013, this Commissioning column addressed the challenges posed by controls contractors who “cut and paste” the design engineer’s sequences of operation into the controls submittal.
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Commissioning

Just Because You Can, Doesn’t Mean You Should

Complex HVAC systems only stand a chance when endusers have the interest and ability for a long-term commitment.
HVAC systems can do amazing things these days — things that were unthinkable even 20 years ago.
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EDITOR’S NOTE

Big-Picture BAS For Critical Facilities

Not that all facilities aren’t special in their own ways, but … well, you know.
Right here at the top, I want to tell you that this issue is sporting one of the better collections of columns that I can recall in ES
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TOMORROW’S ENVIRONMENT

More On Doing The Right Thing

Advice for the jobsite, including don’t play “the blame game.”
To follow up last month’s discussion on doing the right thing when it comes to addressing another person/company’s problem(s), let’s look at a few scenarios, problems, pitfalls, and approaches to correcting an error.
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Tomorrow's Environment

Doing The Right Thing

Pointing out design flaws isn’t easy, but engineers must apply their best assessments for the building owner.
The other day, a colleague of mine mentioned to me that she was taking on a project where others in her company were not happy.
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Commissioning

Remote System Readiness Verification

As technology advances, the pre-functional checklist is becoming a thing of the past.
When I started building systems commissioning 25 years ago, it did not take long to figure out that more was needed to confirm that the commissioned systems were complete and ready for testing than just the general contractor’s word for it.
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Tomorrow's Environment

Prepare And Complete An HVAC Project Closeout Punch List

It’s nobody’s favorite part, but the road to performance goes through this paperwork.
This is the fourth and final column on preparation and completing specific consulting engineering tasks that are traditionally covered in the design engineering firm’s consulting fee.
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Engineered Systems Magazine

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2014 December

Check out the December 2014 issue of Engineered Systems.
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System Design

Based on your experience and knowledge level, are you currently comfortable designing or maintaining a system incorporating VRF or radiant ceiling panels?
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THE ENGINEERED SYSTEMS STORE

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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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