ERPI Summary District energy systems can efficiently provide heating and cooling to large groups of buildings. These systems use equipment such as boilers and chillers to produce steam, hot water, and chilled water. By centralizing production equipment, they benefit from economies of scale,...
EPA Summary As of October 25, 2021, the combined annual green power use of EPA’s Top 30 College & University Partners amounts to nearly 3.8 billion kilowatt-hours of green power, which is equivalent to the annual electricity use of more than 351,000 average American homes. Including: ...
W News Summary On a long, straight stretch of Seminole Highway in Fitchburg, bikers and drivers encounter an arresting sight: tens of thousands of gleaming solar panels on either side of the road, tilting in unison to follow the sun over the course of the day. The panels, which provide 20...
University of Wisconsin-Madison Summary The University of Wisconsin–Madison has received recognition for cutting-edge water and energy saving initiatives at the Charter Street Heating and Cooling Plant in the 2020 Sustainable Campus Index . A publication from the Association for...
Summary The University of Wisconsin has 4 chilled water plants providing up to 75,000 tons of cooling to 23 million square feet of campus buildings. Cooling is generated with 14 steam and electric chillers as large as 8,500 tons. This presentation will discuss the challenges and preliminary...
5D.3_Witchger_Pollei_Huss.pdf
Summary UW-Madison trialed Automatic Tube Cleaning System (ATCS) technology on an evaporator and condenser of a 4,000-ton chiller in 2018. The results were compared to an identical chiller without the technology as well as past historical data. This presentation will review the results of...
1B.2_Pollei_Dirks.pdf
Summary When the State of Wisconsin decided to change the UW-Madison coal plant conversion from biomass to natural gas, it eliminated many environmental concerns, but did not eliminate the construction difficulties of retrofitting a major CHP facility in a clustered urban/campus setting. ...
5A.2_Ehrfurth.pdf
Summary Chilled water is provided to nearly 20.0 million gross square feet of University of Wisconsin-Madison (UW) campus facilities plus several private customers by one of three utility plants; Charter Street, Walnut Street and West Campus Cogeneration. Since 2006, UW has added over 3.0...
1C.1POLLEI.pdf
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