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Tag Archive 'conservation'

A new 1,500-ton centrifugal chiller in the Central Power Plant uses half the electricity as the one it replaced. The chiller replacement is one reason that Association of Energy Engineers awarded Wesleyan the 2009 Region I Energy Project of the Year Award.

A new 1,500-ton centrifugal chiller in the Central Power Plant uses half the electricity as the one it replaced. The chiller replacement is one reason that Association of Energy Engineers awarded Wesleyan the 2009 Region I Energy Project of the Year Award.

Peter Staye, associate director of utilities, points to the ceiling of the Bacon Field House. About 140 high-tech light fixtures span the width of the dome-roofed gymnasium.

“These are special lights for high ceilings,” he says. “There’s 24 fewer fixtures here than there used to be, and it’s just as bright. If we used florescent fixtures, we’d need 240 of them.”

The new, 350-watt, high-intensity discharge bulbs have replaced the older, 400-watt bulbs, and use 373,000 fewer kilowatt hours per year. They’re also programmed to turn on in zones, and change luminosity throughout the day based on a newly-installed ambient light sensor.

The field house lighting project is one reason Wesleyan was awarded the Association of Energy Engineers 2009 Region I Energy Project of the Year Award. The award will be presented Nov. 3 in Washington D.C.

Wesleyan’s Energy Conservation Project Phase I plan also includes lighting fixture replacements and sensor additions in the Freeman Athletic Center’s basketball court, (more…)