Case In Point

Bronx zoo's green effort gets assist from high-density plastic cooling system

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High-density polyethylene cooling towers have eliminated corrosion at the Bronx Zoo. (Photo courtesy of Suzanne Bolduc ©WCS.)In many ways, the Bronx Zoo stands in stark contrast to its home in
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Boiler retrofit modernizes system while freeing up showroom floor space

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A boiler retrofit, including the addition of zone control, cut the heating bills of this generator distributor in half.When Modern Group Ltd. (a privately owned distributor of material handling, construction,
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Hot Water For Each Guest's Room At 55¢ A Day Is A Luxury For Resort

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One gas-fired water heater replaced two antiquated boilers at this Cape Cod resort, resulting in increased satisfaction and economical hot water for guests.Imagine you are the plant manager for a
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Valves Spells ‘Relief' For New Jersey School District

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You might think it would take an army of plumbers to meet the day-to-day needs of an entire school district of circa 1960s buildings. Schools take considerable daily abuse from
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Infrared heaters deliver elementary lesson in economical comfort

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With the skyrocketing costs of energy affecting people of all ages, the students and teachers at the Moffat School in southeastern Colorado learned a valuable lesson in energy efficiency.At an
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Portable units navigated security, cooled liberally at DNC

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As preparations heated up for the 2008 Democratic National Convention in Denver, the outdoor climate also sizzled: The Mile High City experienced a record streak of 90°F+ days, with temperatures
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Temporary HVAC does cooling right for GOP

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Portable air conditioners ranging in capacity from 42,200 to 77,500 Btuh were used to cool the 475,000-sq-ft Xcel Energy Center during the Republican National Convention.The 2008 Republican National Convention, held
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UVC lights keep out unwanted resident in twin condo towers: mold

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UVC units were installed in Toronto’s Number One Quay condominiums, resulting in a 99% reduction in mold counts on fancoil test units.Located on Toronto’s waterfront in the Harbourfront Centre District,
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Alumni Center adds to modern feel with frictionless chiller

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A new frictionless chiller, VFDs, and energy management system has saved the McNamara Alumni Center at the University of Minnesota 169,130 kWh during its first season of operation.The McNamara Alumni
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Statue of Liberty chills with plastic cooling towers

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She has put on a nice face for more than 100 years, welcoming seafarers to these shores with dignity and grace. But deep down, the Statue of Liberty was hurting.
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2014 September

Check out the September 2014 issue of Engineered Systems, with features on radiant panels, refrigerant flow systems, and much more!

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This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!


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