High-Performance Buildings & Automation

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According to the U.S. Census Bureau, Detroit lost 60% of its population from 1950 to 2010. However, in the last two years, something has shifted.

Southwest of Capitol Hill, and within an easy walk to the Jefferson Memorial, is a new seven-building, mixed-use urban center called Waterfront Station, located on 1100 and 1101 4th Street SW.

Older BAS are typically replaced when BAS controllers and/or operator interface (the “brains”) are at the end of their useful life.

It will surprise no one that the smartphone app sector has taken a few shots at this problem.

When I first started in the HVAC industry working in a design consulting engineering firm, I came to accept that the HVAC sequence of operation and its associated contract specification, Automatic Temperature Controls (ATC), were provided by an ATC sales engineer.

Integration of a variety of non-BAS controls and systems has become an increasingly important aspect of building projects.

In many situations, sole-sourcing a BAS offers some definite advantages as long as you can skirt around any requirement to bid the work out.

In May’s column, I detailed the benefits to the owner of defining and enforcing a standard VAV terminal unit control sequence.

Is it time for a total system replacement or a phased approach?