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Columns

Commissioning

Unsampled Systems

Choosing not to sample every system can be a gamble, but here are some ways to lower your risk.
Over the past two months, this column has addressed the issue of sampling systems for field functional performance testing
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Tomorrow’s Environment

Preparing For And Assisting In System Startup

When it’s time to flip the switch, design engineers must be present to ensure proper system design.
Many consulting engineers will tell you that time invested in the construction phase is beyond their scope of work and, of course, the fee has been all used up and “we can’t afford to waste our time” with equipment and associated system startup.
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Editor's Note

Sensors & Suspicions

A couple of residential-oriented events give us pause for thought in the nonresidential sectors.
Jeff Seewald touched on the progress of home thermostats — and in particular, the Nest products that have done so well the last couple of years — when he sent me his latest installment on using tablets and new tech in engineering (look for it in March).
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Building Automation

Chiller Plant Control

While chilled water plants can range in complexity, the fundamentals are the same.
Chilled water plants tend to be one of the most energy intensive areas of a commercial building.
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Commissioning

Functional Performance Test Sampling

So you’ve decided on your sample size. What next? What happens when a system failure is found?
Last month, this column addressed the need for (and philosophy behind) sample testing certain systems when 100% functional performance testing (FPT) is impractical from a time and/or budget perspective.
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Case In Point

Successful piping solution helps beer go from brew room to tap

The owners of Aardwolf Brewery in Jacksonville, FL, are not taking any chances when it comes to their up-and-coming business. That attitude is what led them to select Aquatherm as an important component for their brewing room.
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Building Automation

Controls Retrofits – Preserving Smoke Control

Follow these three steps when it comes time to upgrade critical life safety manage-ment.
Following a tragic fire in a Las Vegas hotel in the 1980’s, the industry recognized the dangers to occupants from smoke inhalation during a fire emergency.
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Back 2 Basics

Building Program to Basis of Design for an Assisted Living Building Renovation Project

At some point in time, most building owners make the business decision to build, renovate, or expand their facilities.
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Commissioning

Functional Performance Test Sampling

Testing it all typically isn’t an option. How to determine what (and how many) to check?
In the standard commissioning process, there are two primary technical activities that occur on site at the end of construction and prior to systems acceptance by the owner.
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Tomorrow's Environment

Preparing For And Completing A Construction Site Field Visit

Here are some things to remember, bring along, and follow up about when seeing how the project is going.
Here are my suggestions for preparing to complete a construction administration site visit as the design engineer for the project.
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2014 December

Check out the December 2014 issue of Engineered Systems.
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System Design

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