Importance of Effective Microbiological Control in Open Cooling Tower Systems

Open cooling tower systems employ evaporative cooling to remove heat from manufacturing process and comfort cooling applications, such as building HVAC systems. Compared to air cooling, evaporative cooling can be a more cost-effective and energy-efficient process. For example, a 500-ton water-cooled chiller operating at 60 percent load uses 47 percent less energy than an air-cooled […]

Modernizing The Chicago Federal Reserve

By John Fanning Fueled by the success of the Broadway musical Hamilton, Americans seem keenly more interested in learning about the U.S. Treasury and the nation’s Federal Reserve System, which is central to the economy of the United States. We at the Chief Engineer, coincidentally, are always interested in learning about industrial and commercial facilities, […]

In Hot Water (Lack of) Hot Water: Digital Mixing to the Rescue

Most hotel managers have learned through experience that their toughest, crankiest customer is an unhappy guest at midnight or 5:00am. They’ve either just woken up and have to move out posthaste or, after a long day of travel, they need to turn in immediately. But the “hatchet’s in hand” if there’s insufficient pressure — or […]

An Amazing Energy Retrofit Conversion at UIC

The campus of the University of Illinois at Chicago (UIC) comprises about 311 acres of land that lie just west of the city’s Loop area. Officially, the University’s address is 601 South Morgan Street but to most city inhabitants and nearly all of the student body, the address for the University is simply given as […]

Mission Critical at Chicago’s Art Institue

While many Americans harbor a belief that the centers of art and culture reside on our East or West Coasts, the truth of the matter lies somewhere in between. The city of Chicago has arguably contributed as much or more to the culture of America as has Los Angeles or New York City. The easiest […]