A 552.96 kW solar array on a field near the Luther College Campus (Center for Sustainable Communities/Luther College)
Nick Fetty | May 31, 2016
A small liberal arts college in Northeast Iowa is considering ways to make solar energy more economically feasible to power its nearly 200 acre campus.
Officials at Luther College are weighing their options for ways to better utilize the storage capabilities of solar energy generated by the campus’s various solar arrays. A report by the National Renewable Energy Laboratory found that Luther College could save about “$25,000 in energy costs for each of the next 25 years if it installs a 1.5 MW solar array and a 393 kW battery.” The analysis assumes that a third party investor will cover the cost of additional solar systems and would accept a five percent return on investment. Kate Anderson, an engineer at the National Renewable Energy Laboratory, estimated that if the measures in the analysis…
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