Commercial HVAC

Case In Point

UVC lights the way to cleaner air, energy savings at FL office tower

In real estate it’s all about location. But in south Florida, where beautiful views and gorgeous weather are the norm, building owners need to find ways to differentiate themselves and bring in tenants.
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More Than Just Fun And Games

This project team left nothing to chance when it came to designing a five-story mixed-space facility for a Chicago gaming company.
This project team left nothing to chance when it came to designing a five-story mixed-space facility for a Chicago gaming company. They also dealt a full hand of space-specific tactics: upgraded DX units, a dedicated variable-speed kitchen exhaust system, underfloor air, and better motors and drives improved the odds for efficiency. Pull the handle on this project story to get to the payoff.
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Case In Point

Air curtains keep things flowing at WI dairy farm

Energy-saving mechanical systems are popping up everywhere — even cows are feeling the benefits
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AHRI releases heat pump standards

The Air-Conditioning, Heating, and Refrigeration Institute has published two new standards covering commercial heat pumps.


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Case In Point

Philadelphia high-rise becomes ‘virtual power plant’

At 1500 Walnut St. in Philadelphia stands a piece of history — a 22-story piece of history to be exact
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Commercial refrigeration system: Trane

The Trane® Advantage VRF™ variable refrigerant system features variable-speed compressor technology and offers customizable solutions for temperature control and occupant comfort. The new systems from Trane adopt ‘smart inverter’ compressors and feature an upgraded vapor injection system, providing improved performance over previous versions.


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Calculated Conditioning: The IAQ Of UFAD

UFAD and displacement ventilation systems require accurate estimates to meet relative humidity requirements and ensure efficient operations. Take a look at a few design options, and contemplate the reader challenge at the end.
Since their introduction in Europe in the 1950s, and their domestic rise in specification during the 1990s, UFAD and displacement ventilation systems promise significant energy savings as a direct result of a higher supply air temperature that yields an increase in the use of economizer or free cooling hours.
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Corps Community Revival: New Chicago Community Center Features Diverse MEP Design

Practical MEP design — comprising modular boilers, waste heat recovery, remote monitoring, designing around local restrictions, and much more — delivers flexibility and sustainability to Chicago’s largest community center.
In today’s world, so-called “high-performance, sustainable” facilities are a dime a dozen. But many of these buildings rely on overly complex mechanical systems to carry out their mission.
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Case In Point

New boilers work miracles for Saint Arnold Brewing Company

Saint Arnold Brewing Company co-founder Brock Wagner knew that his growing craft brewery’s move to a 104,000-sq-ft building in Houston’s Northside district would require a new steam boiler system. 


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HVAC on the Aisles

Once again, we bring you an advance peek of what will be on the floor when AHR Expo attendees arrive in Dallas late this month. Attendees and non-attendees alike can also browse a treasure trove of info at www.ahrexpo.com. But for now, enjoy a snapshot drawn straight from the exhibitors themselves.


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Engineered Systems Magazine

ES October 2014 cover

2014 October

Check out the October 2014 issue of Engineered Systems, with features on economizers, pump operations, and much more!

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