Cooling & Chillers

A Starring Role For Universal City Retrofit

A Hilton in the heart of show biz transformed into a sustainable destination hotel with the help of chiller and cooling tower overhauls and improved BAS and ventilation strategies. Don’t miss the final plot twist before the system’s big launch party.
By Tony Ghaffari
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A hotel’s success in the hospitality industry is measured by the quality and value of its guests’ experience, and that requires the hotel to deliver consistently flawless service and reliable comfort at a competitive rate.
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CASE IN POINT

Schools, manufacturing facility benefit from plastic cooling towers

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When Joe Matthews, vice president of construction at Vista Air Services in Houston, was considering a self-contained, water-cooled HVAC system for a customer near Galveston Bay, he primarily had system efficiencies on his mind.
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CASE IN POINT

Iowa gallery restores HVAC to museum quality

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The 114,000-sq-ft Figge Art Museum in Davenport, IA, houses a unique collection of international art.
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BUILDING AUTOMATION

Controls For VRF Systems

Incorporating these systems with BAS can prove to be a wise choice.
By Paul Ehrlich, P.E.
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One of the most interesting new HVAC trends is the use of VRF systems
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Cool Air Commodity UFAD Systems In High-Density Trading Floors

Here, the pressures on the occupants are exceeded only by the weight of the cooling loads. However, underfloor air proves to be a good fit for an unusual setting. Take stock of the requirements, then look for designs that can pay dividends.
By Maureen Kozel, P.E., LEED AP and Saahil Tumber, P.E., HBDP, LEED AP
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In this digital age, open outcry trading floors have all but been replaced with electronic trading platforms
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Chiller Retrofits In Health Care Facilities

One of the worst things you can do is note the capacity and replace the chiller. Have the building loads and usage changed? What about motors and cooling towers? Consider these and your part-load realities to create real long-term improvements.
By Gary Hamilton P.E.
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The replacement of chillers for hospitals and other health care facilities are often done out of absolute necessity, and it is often avoided for as long as possible.
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CASE IN POINT

Florida schools raise efficiency grades with ice bank technology

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The St. Lucie County School District (SLCSD) in Florida was receiving failing grades when it came to energy efficiency.
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Variable Refrigerant Flow vs. Buildng Codes

When newer technologies or techniques meet older codes written for an earlier version of engineering reality, the losers are the users and occupants.
By Marcia Karr
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Variable refrigerant flow (VRF) HVAC is quickly taking over market share of the industry for commercial buildings.
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Case In Point

Vacant high-rise finds new life with LEED design

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In 1967, a 15-story high-rise was built in the heart of downtown Towson, MD.
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Chill Out: A Mechanical Study And Chiller Upgrades Revive School Infrastructure

Heating and cooling upgrades for a preparatory boarding school nestled among the trees in Pottstown, PA, wove together the best of 1950s innovation with today’s energy standards
By Amy Meadows, CPSM and George “Gig” Settle, Jr., P.E., LEED® AP, C.E.M., C.M.
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The Hill School, referred to as Hill, was founded in 1851 as The Family Boarding School for Boys and Young Men.
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Test Anxiety? Learn How and When to Test Your Standby Generator

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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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