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commercial building plans
Research

Codes push building performance forward. Efficiency programs don’t need to…

Minnesota raised the bar on commercial building energy performance with historic code advancements. Utilities still have a vital role to play in the commercial new construction market. But how will the utility role change? Continue reading
contractors discussing plans
Research

Energy and new homes in Minnesota

What energy savings opportunities are available in new and renovated Minnesota homes? About 13,000 new homes and several hundred multifamily buildings are built in Minnesota each year and many existing homes are added on to or renovated. How do these projects compare relative to energy code? What kinds of beyond-code energy savings opportunities are still out there and how might utility conservation programs help to capture them? Continue reading
office space
Research

Light level analysis in Minnesota commercial buildings

How much lighting energy do commercial buildings use annually? What building types are ideal for adjusting light levels? We partnered with the Minnesota Department of Commerce, Division of Energy Resources through the Conservation Applied Research and Development (CARD) program to answer these questions and discover the best program offerings and resources so Minnesota can optimize their light levels and save on costs. Continue reading
office meeting room
Research

U.S. Department of Defense Cree lighting demonstration

Does smart lighting deliver on its promises? We test lighting and controls performance to find out. Occupancy sensors. Daylight harvesting. Simple, automated commissioning. AND significant energy savings. Smart lighting developers promise they can do it all—but how do these technologies deliver when installed in real buildings? Continue reading
heating and cooling
Publication

Heat pumps: Gaining ground in cold climates

There are many advantages to using a heat pump versus another heating and cooling system that uses fossil fuels—even in cold climates. This article, sponsored by Xcel Energy, describes how education, better training, and marketing programs can help heat pumps gain ground in cold climates. Andrew Kotila, Slipstream program manager, shared his recommendations on promoting this advancing technology. Thank you to Xcel Energy and Building Performance Journal for the opportunity to share this article. Continue reading