Closed Loop Geothermal

Articles & Whitepapers

A Cleaner Energy Future

As renewable energy plays an increasingly important role in the world’s energy portfolio, the standards of ASTM International Committee E44 are helping to pave the way for innovation in clean energy sources. A growing population and improving living standards around the world are causing significant increases in energy demand and competition for fossil fuels. These escalating energy ...

Equipment & Solutions

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Geothermal Technologies

Geothermal systems move heat or cooling from the ground or from water to the area to be heated or cooled. There are two basic types of geothermal systems: open loop and closed loop. An open loop system uses water from a conventional well as a source of heat or cooling. During the heating cycle, water is pumped from the well through a heat pump, where the heat is transferred through an exchanger ...