Featured Stories

Humidification and Water Type (December 2000)

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The type of water used - potable, softened, high-purity, or boiler water - affects a humidification system's performance, vapor quality, and efficiency. Know the differences in order to choose the best solution for a specific application's needs.
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Fog Humidification: Fact And Retrofits (December 2000)

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Ensuring adequate humidity is seen increasingly as another way to maintain worker productivity. The author examines one type of humidification system, how it should be engineered for optimum efficiency, and some of the challenges involved with incorporating it into an existing hvac system.
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Milwaukee's Meeting of the Minds (December 2000)

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Thanks to skill and teamwork, the Midwest Express Center invites the world to come together in comfort. Here's a look at how Affiliated Engineers, Inc. and others made it happen.
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Is The Next Millennium Bugging You? (September 1999)

By Joanna Turpin
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The end of the year is near and with it a lot of fear about what 2000 will bring - power outages, water shortages, lost bank accounts? It appears that most in the hvacr world aren't too worried.
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Current Affairs: Ratings And Reality (September 1999)

By Timothy Coyle, P.E.
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There really is no such thing as a dumb question.
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Against The Odds, College Finds Route To Energy Upgrade

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Minnesota's stately Gustavus Adolphus College wanted to monitor its own steam and electricity usage, but a single electricity meter on campus, not to mention a natural disaster, made that an
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Florida Schools Give Retrofits An 'A+' As Growth Looms

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A cogeneration system and new central chilled water loop are already paying off for the University of Florida. Now, a 34-building performance contract retrofit should save another $4 million annually.These
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'Chiller Dialysis' Helps Hospital Out Of A Jam

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"Increased energy use" is not a popular phrase with people responsible for large comfort cooling chillers. "Down time" is even further down on the list. Unfortunately, recent research suggests that
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Efficiency Is Gaining Steam At Duquesne

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Pittsburgh's Duquesne University installed chillers on the sloped floor of a space previously used as a parking deck.Duquesne University in Pittsburgh features one of the most comfortable urban campuses in
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Commissioning: Getting It Right: Commissioning and Preventive Maintenance (September 1999)

By Rebecca Thatcher Ellis, P.E.
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Can commissioning help develop a PM plan? Well, since you asked...
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