SEATTLE--(BUSINESS WIRE)--Mazama Energy, Inc. announced the start of work on a new demonstration project at the Newberry Geothermal site to test the feasibility of creating a “Super-Hot Rock” enhanced geothermal system (EGS) at the site. Super-Hot Rock refers to rocks that have a temperature of 375 C or greater and when extracted can provide several times the power density than lower temperature rock. The heat recovery needs to be engineered by EGS because the rocks are naturally impermeable. I...
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