By Renewable Energy World Ten teams are semifinalists in the American-Made Geothermal Geophone Prize. They each earn $75,000 in cash prizes and $75,000 in vouchers for technical help to advance technologies to further develop the renewable energy resource.
Geophones are tools that are used to detect underground acoustic vibrations or to listen for seismic noise. They are useful in a variety of applications and increasingly in geothermal reservoir monitoring.
However, traditional seismic monitoring tools cannot easily hold up to the high temperatures, high rock strengths, and corrosive working fluids in many of the hottest geothermal wells.
The prize aims to change that. As part of
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