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Germany’s Ait Group has introduced residential ground-source heat pumps using less than 150 grams of propane, based on results from the Fraunhofer ISE LC150 research project. The new systems deliver ...
The well reached a bottomhole temperature of 520° F as the operator significantly reduced ultradeep geothermal time. The ...
20h
Tech Xplore on MSNModeling shows geothermal and borehole thermal energy storage can reliably heat buildings in extreme coldNew energy storage research from NREL, a U.S. Department of Energy national laboratory, has demonstrated a way to store and ...
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