Tag Archives: controls

Building Controls: To Be (Centralized) or Not to Be, That is the Question

Building control systems have become highly sophisticated computer systems capable of operating nearly any piece of heating or cooling equipment. Achieving this control capability requires good input data and robust software programming. For certain systems, such as refrigeration systems, it is often advantageous to use decentralized controls for critical functions, such as compressor operation and […]

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Commissioning and Controls: Two Peas in a Pod

by Jeff Yirak, P.E., LEED AP BD+C, O+M There is no art darker than that practiced by a controls contractor.  They are tasked with bringing the engineer’s sequences of operation to life, and to produce a system that functions efficiently, quietly, and comfortably.  This monumental leap from often incomplete, incorrect, or impossible sequences on design […]

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Lighting Control Commissioning: It’s only a struggle most of the time.

This article is part of Wood Harbinger’s Newsletter series. By Nicholas Baker, EIT, LEED AP BD+C According to the U.S. Department of Energy, lighting accounts for more than 20% of a building’s energy use. With the new set of energy codes,  new lighting techniques  will reduce energy used by building lighting.  Modern lighting controls have evolved […]

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