Rising energy prices have project owners crunching the numbers, and some are finding that “hot” green technologies, such as geothermal heat exchange, can generate cold cash. Workers float and sink 150 ...

In a December 2014 Plumbing & Mechanical Hydronics Workshop column, we discussed the benefits of dual-fuel systems that combine a geothermal water-to-water heat pump with a mod/con boiler. The boiler ...

SAGINAW, MICH. — Saginaw Valley State University (SVSU) here is home to the largest closed-loop geothermal pond system in the state of Michigan. Built into a 6.75 acre, 2.2-million gal. retention pond ...

Extreme weather events, water shortages, and other consequences of climate change have challenged--and compromised--energy infrastructure around the world. Increased energy consumption is threatening ...

In general terms, unitary geothermal heat pump systems having fluid distribution systems applied in larger buildings fall into two categories: centralized or distributed pumping. Centralized pumping ...

BOISE, Idaho — Two high-profile geothermal water-line breaks in Downtown Boise have residents a bit concerned — especially since the city has plans to expand the system. But the City of Boise said the ...

Illustration by Sarah Cheney. Imagine a home in which the temperature is always comfortable, yet the heating and cooling system is out of sight. That system performs efficiently but doesn’t require ...

Researchers at the University of Padova in Italy have proposed to improve the performance of residential air heat pumps with air-geothermal heat exchangers and have found this combination may reduce ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The term "geothermal energy" might bring to mind hot springs and billows of steam rising from the ...