Engineered Systems Magazine

ES January Cover

2020 January

Check out the January 2020 edition of Engineered Systems: How and why WSP opted to replace an existing ice storage plant with a hidden modular centrifugal chiller plant, who has the authority, responsibility, and liability for keeping the air clean, and much more!

Feature Articles

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Life Safety Dampers

Life Safety Dampers: Types and Applications

The differences between dampers and the control system requirements affecting their applications.
Larry Felker
January 23, 2020
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Chapter 7 of the International Building Code (IBC)1 requires life safety dampers to protect duct and air transfer openings within building separations — fire walls, fire barriers, fire partitions, horizontal assemblies, smoke barriers, and smoke partitions. 


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Columns

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Phil Zito

Simple or Complex Sequences?

Should engineers create a complex sequence that utilizes freely programmable controllers or implement a simple sequence that utilizes the controls that are embedded within the equipment?
Phil Zito
January 13, 2020
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It’s the heating season here in North America and that means building operators and controls contractors will soon be scrambling to ensure their heating systems are working properly. 


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Departments

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