On-Site Energy

18 Buildings Going Solar in D.C.

Carl Weinschenk

Solar panels are being installed on 18 federal buildings in Washington, D.C., according to The Washington Free Beacon. The story says that The General Services Administration has signed the contract with WGL Energy Systems for the additions, which will include panels on the Ronald Reagan Building. The value of the power-purchase agreement (PPA) is about   …Continue Reading


Invenergy Selling Wind Power to 3M

Carl Weinschenk

Invenergy says that it and 3M have signed a power purchase agreement (PPA) under which the manufacturer will get 120 MW of wind energy for its North American operations. Included in the agreement is wind energy from the Gunsight Wind Energy Center, which is being constructed in Howard County, Texas. That energy will be trafficked   …Continue Reading


Tire Store Going Solar in Billings

Carl Weinschenk

A tire and service center that is being built in Billings, MT, will largely run on solar power, according to The Billings Gazette. The story says that the 50 KW system may be the largest installed in the city. Debra Bonogofsky, the store’s owner, said that the payback period would be six to seven years.   …Continue Reading


Mohegan Sun Pocono Casino Doesn’t Consider Cogeneration a Gamble

Carl Weinschenk

The appeal of getting two for one – heat and power from the same source – is compelling enough to make cogeneration among the hottest energy approaches on the landscape. It is a bit odd to think of a hospital and a casino as similar institutions, but they are – in terms of HVAC. Of   …Continue Reading


Solar Power Breakthrough Near?

Carl Weinschenk

Popular Mechanics writes that researchers are close to a breakthrough that could have significant ramifications for solar power. The story – which is based on a paper published in ACS Central Science – looks at research from the University of California, Berkeley. Today, solar panels store power in batteries. The research is aimed at enabling   …Continue Reading


Duke Energy Renewables, Lockheed Martin Sign PPA

Carl Weinschenk

Duke Energy Renewables and security and aerospace firm Lockheed Martin have signed a 17-year power purchase agreement (PPA) for solar generated electricity. The PPA will produce 30 MW – about 72,000 mWh – annually. The electricity will be used across Lockheed Martin’s entire domestic business segments, according to the press release. The solar power will   …Continue Reading


Microsoft’s Datacenters and the Deep Blue Sea

Carl Weinschenk

It’s not often that datacenter cooling is big news in the consumer media. But it was yesterday: Microsoft introduced Project Natick, which focuses on the placement of a datacenter on the ocean floor. The story was covered everywhere. The initial research vessel is named the Leona Philpot, a character from the Halo video game. It   …Continue Reading


Generating Energy from Wastewater and Sewage is Generating Interest

Carl Weinschenk

The idea of using wastewater and/or sewage to provide energy is heating up, both literally and figuratively. The basic idea is straight forward: Lots of the water that goes down the drain is hot. Every bit that is harvested and put to use is a bit that need not be generated. Lynn Mueller, the CEO   …Continue Reading


Dicastal in Line for Big Incentives from Consumers Energy

Carl Weinschenk

Dicastal North America, an aluminum wheel manufacturer that is a division of Chinese manufacturer Dicastal, could receive as much as $170,000 in incentives from Consumers Energy for energy efficiency programs at its plant in Greenville, MI, according to the press release, which was posted at Military-Technologies. The deal is a milestone: Now, 1,000 plants have   …Continue Reading


Solar Project Aims to be the Biggest in NC

Carl Weinschenk

The Charlotte Observer says that the owner of Merino Mill in Mooresville, NC, has installed 5,100 solar panels in the building, which was abandoned by Burlington Industries in the late 1990s. The project, which cost $2.7 million, is the second largest in North Carolina and, according to owner Michael Bay, eventually will be the largest.   …Continue Reading