HVAC Design/Construction Process - Articles - Page 121

Utility Set Fan: Greenheck

May 18, 2015

Greenheck’s new Utility Set Fan (USF) Series offers multiple levels of construction to meet a wide range of commercial and industrial applications. Constructed from galvanized steel with a bolted frame, USF-200 utilizes a backward inclined centrifugal wheel and is ideal for Class I airflow and pressure applications where clean air is being exhausted. USF-200 capacities range from 50 to 13,700 cfm and up to 5.0 in. wg.

Tomorrow's Environment

The Art Of Designing A Duct Distribution System

To achieve a high-performance masterpiece, follow some of these basic rules.

Howard McKew, P.E., C.P.E.

May 8, 2015

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Efficiency should start with quality control and, for me, this means have a time-tested designer’s checklist with categories.

Commissioning

Know Your Systems

Testing without the team members who can answer the “why?” of functional perfor-mance may be costly.

Rebecca T. Ellis, P.E.

May 7, 2015

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Some people consider commissioning to be too much trouble and too much time to tack on to the end of a project.

Building Program To Basis Of Design For A New Kindergarten Addition To An Existing K-6 School

Howard McKew, P.E., C.P.E.

May 1, 2015

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At some point in time, most school building committees are given the responsibility to establish a building program to expand their city or town school building assets.

IAQ: A PHYSICIAN'S VIEW

When I Get Sick, Please Admit Me To A Data Center

With health on the line, medical facilities must follow a stringent monitoring plan.

Stephanie Taylor, M.D., M. Arch, CIC

April 1, 2015

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Critical facility HVAC and indoor air management is not all alike! In doing my homework for writing this column on critical facilities, I have been struck by the precision of IAQ monitoring in data centers.

COMMISSIONING

Post-Construction Design Team Change

What does (and doesn’t) get scrapped in this uncommon changing of the guard?

Rebecca T. Ellis, P.E.

April 1, 2015

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This month, I am continuing my recent exploration of situations where building systems do not pass their commissioning functional performance tests at the end of construction.

Discovery vs. Disaster: Know The Limits Of Your Data Center

Try to whittle down the unknown unknowns.

Kevin Dickens, P.E.

April 1, 2015

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To this day, the greatest surprise of my life occurred when I was a young student at Berkeley Junior High. At the year-end assembly, unexpectedly, I heard my name called as they announced the recipient of the Seventh Grade Citizenship Award.

TOMORROW’S ENVIRONMENT

The Good News And Bad News Of Status Quo

Industry change reveals not just different talents but varying levels of ambition, too.

April 1, 2015

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Over time, many if not all employees eventually become comfortable in their work environment. I don’t think this can be helped, be-cause with routine comes contentment.

COMMISSIONING

Sometimes Non-Compliant Is Okay

Different isn’t necessarily wrong if all parties agree (and with appropriate follow-up).

Rebecca T. Ellis, P.E.

March 2, 2015

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Last month’s column (February 2015) addressed the potential situation where the design engineers specify a change to a system which has already passed its commissioning functional performance test.