Articles Tagged with ''engineering trends''

BUILDING AUTOMATION

Impact Of ASHRAE 90.1 On Controls And BAS Design

As states adopt more stringent energy codes, here is what you need to know.
In an effort to improve energy efficiency for commercial buildings, ASHRAE, IES, ANSI, and the DOE have been working diligently to increase the stringency of state energy codes.
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Letters to the Editor

I was reading your article about the potential disconnect between system complexity and the resources/capabilities of the owner’s O&M organization (“Just Because You Can Doesn’t Mean You Should,” May 2014).
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Size Matters: Trends In Standby Power Systems For Health Care Facilities

These days, designs are favoring higher total system capacities, larger generators at higher output voltages integrated into “campus-type” power distribution systems, and security. Review design approaches, lessons learned, and relevant codes.
Consolidation within the healthcare industry and the rise of regional medical centers has led to larger facilities, often spread over a large area in a campus environment.
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TOMORROW’S ENVIRONMENT

Third-Party Troubleshooting Review - Part 1

Commitments to the process and to listening are just two qualifications you will need for this job.
Third-party troubleshooting review of problematic HVAC installations can be a profitable business if done correctly.
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Tablet As Building Engineering Tool, Part 5: The Business Of Engineering

From ideas to expense report, the last installment in this series looks at some needs in the course of standing engineering business, and what the still relatively new world of apps is offering up to meet them.
On my recent travels, I noted the seas of tablets that are now installed at several prominent airports. Several of the terminal areas at Minneapolis-St. Paul International Airport are graced with hundreds of iPads tethered to counters and tables in gates and concessions.
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EDITOR’S NOTE

Bust Or Boom

HVAC is making news from Texas to China, either for not working or for working overtime.
The late Red Auerbach of the classic Boston Celtics teams earned a reputation for giving visiting teams less than a gracious welcome upon reaching the Garden for a game.
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COMMISSIONING

An Appropriate Level Of Effort

A tricky RFP question gets trickier when the “correct” answer might depend on the particular owner.
The following is a question posed in a recent Request for Proposal (RFP) for commissioning services.
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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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Dehumidification Challenges: A View From The High Dive

An onslaught of natatorium retrofits are coming, as a large wave of dehumidifiers reaches the end of its collective lifecycle.
The newly refurbished Kanata Leisure & Fitness Centre Wave Pool (KLFCWP) in Kanata, Ontario, gives HVAC engineers and contractors an unprecedented look into the challenges they’ll face in future natatorium retrofits.
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2014 October

Check out the October 2014 issue of Engineered Systems, with features on economizers, pump operations, and much more!

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