Geothermal

Breaking the Ice with Thermal Energy Storage

Carl Weinschenk

Clever freezing and thawing of water can lead to significant cuts in peak energy demand.


Geothermal Heating and Cooling is Worth Another Look

Carl Weinschenk

Using mother earth to heat and cool structures has long been an attractive option. However, geothermal approaches have not quite reached their potential, according to experts. The reasons: High upfront costs and lack of awareness among those who could benefit.


Flying High: Energy Efficiency, Renewables and Airports

Carl Weinschenk

Airports are boring places for people waiting for delayed flights or in long lines at security checkpoints. Among many other groups, including kids with dreams of Disney (or grandma), inveterate travelers – and energy managers – airports are dramatic places to spend time. Airports are unique places for energy managers. David Bannard, a partner in the law firm   …Continue Reading


Geothermal Cooling at Wright State: A Work in Progress

Carl Weinschenk

Dayton, Ohio has a long history of innovation. It’s the city in which Wilbur and Orville Wright were raised and did much of their experimentation on flight. Now, the university named for them is using a unique version of geothermal technology to cool its arena. The geothermal cooling element is a small piece of a big project   …Continue Reading


Developing Economies Increasing their Share of Renewable Capacity

Carl Weinschenk

Bloomberg New Energy Finance (BNEF) reported this week that in 2014 developing nations attracted more investment in renewable power generation than developed economies, according to North American Wind and Power. The story says that BNEF made the claim based on work done by Climatescope, an index used by the U.K., U.S. and the Inter-American Development   …Continue Reading


LEDs Save Tulsa Water Treatment Plant $22K Annually

Carl Weinschenk

The A.B. Jewell Water Treatment Plant in Tulsa has cut its energy bill by $22,000 annually and kept employees happy by updating its lighting, according to a Dialight case study posted at Water Online. The story suggests that the driver wasn’t economics, but the inconvenience of keeping 350 metal halide, high pressure sodium and T12 fluorescents   …Continue Reading


Unique System Providing HVAC for Georgia Marines

Carl Weinschenk

Andrews, Hammock & Powell, an engineering firm from Macon, GA, has developed what The Telegraph says is a unique approach to HVAC. The U.S. Marines Corps Logistics Base in Albany, GA, is using the technology, which is a borehole thermal energy storage system. The device is providing HVAC for the Marine base headquarters. The system – which the   …Continue Reading


Department of Agriculture: REAP Loans, Grants Available

Carl Weinschenk

The U.S. Department of Agriculture is encouraging rural small businesses to apply for loans and grants aimed at renewable energy and energy-related projects, according to a press release from the agency reposted at Biomass Magazine. The USDA, according to the release, is accepting applications for loans and grants for new “renewable energy systems and energy   …Continue Reading


Geothermal School Project in West Aurora, IL

Carl Weinschenk

The West Aurora (IL) School Board awarded three contracts last week. The awards are part of an $84.2 million building campaign. In April, West Aurora District 129 voters approved a building referendum for capital improvements, according to the Chicago Tribune. The contracts total $6,230,329 and include geothermal system drilling at 10 schools. Forty-four to 562 boreholes   …Continue Reading


Two Universities Gain by Switching Heat from Steam to Hot Water

Carl Weinschenk

A feature Energywire describes how two universities — the University of British Columbia’s Vancouver campus and Stanford University – cut both energy costs and greenhouse gas emissions by switching their heating system from steam to hot water. The University of California, Davis is looking into the option. The seemingly slight change will save the UBC’s Vancouver campus $5.5 million   …Continue Reading