On-Site Energy

Tecogen Lands Deal in Coney Island, NY

Carl Weinschenk

Tecogen has sold an InVerde cogeneration system to Coney Island Development in Brooklyn, N.Y. The company said that three 100kW will be used in a multifamily residential building. The sale, worthy more than $500,000 will be outfitted with the company’s Ultera emission technology and microgrid control software. The systems are designed to work load balance   …Continue Reading


Colorado Mixing Solar, Weatherization

Carl Weinschenk

The Colorado Energy Office (CEO), the Energy Resource Center (ERC) and Colorado Springs Utilities (CSU) have installed a 2kW rooftop solar array to a low income family’s home as part of the state’s Weatherization Assistance Program (WAP). The press release says that the CEO WAP provides free energy efficiency technology to income-eligible households. This is   …Continue Reading


Iron Mountain Beats Energy, Emissions Goals

Carl Weinschenk

Iron Mountain has published its Corporate Responsibility Report for last year. The report says that the storage and information management company achieved a year-over-year energy use reduction of 12 percent. The goal going into the year was a 3 percent reduction. The company also reported that it reduced greenhouse gas emissions by 16.4 percent. This   …Continue Reading


Zero Net Energy Initiatives Taking Root

Carl Weinschenk

It’s no surprise that California is the leading state in creating buildings that generate as much or more energy than they use. The Golden State is not alone, however.


Brookfield, Urban American Upgrading Harlem Apartments

Carl Weinschenk

  Brookfield Property Partners and Urban American is spending $16 million for energy efficiency upgrades and retrofits for 3,000 apartment units in Harlem, N.Y. Crain’s New York Business says that the plan is to replace about 6,000 windows and seal cracks in five buildings. A cogeneration plant will provide about 15 percent of the heat and   …Continue Reading


Tesla’s Success Would Mean Success for Many in the Battery Storage Business

Ken Silverstein

Everyone already knows the big news this week was that Tesla Motors will buy SolarCity Corp. for $2.6 billion — a move that helps Tesla improve its economies of scale when it comes to manufacturing battery storage for both cars and energy. It’s a move that, generally, has positive implications for the development of battery storage across the board.


District Energy Projects Highlight the Concept’s Strengths

Carl Weinschenk

District energy is not a new idea. The growing focus on energy efficiency and renewable energy is making it a concept whose time has come — again.


Why the Tesla/SolarCity Marriage is an Industry Milestone

Carl Weinschenk

The acquisition of SolarCity by Tesla is a big deal for a lot of reasons. The biggest is that it brings a celebrity — Elon Musk — to the forefront of the renewable sector. Perhaps he can do for renewables what Steve Jobs did for smartphones.


Thrift Store Saves With Solar Power

Carl Weinschenk

Thrift Store USA has installed a 130 kilowatt solar power system atop its Norfolk, VA, store. The panels, according to WTKR, are saving the organization almost $800 per week. Owner Rob Giroux is quoted in the story as saying that a recent heat wave only cost an extra $10, even though the lights and air conditioning were   …Continue Reading


Tesla Motors and SolarCity Make it Official with the Announcement of a $2.6 Billion Bid

Ken Silverstein

Tesla Motors Inc. said today that it is buying SolarCity Corp. for $2.6 billion. Tesla Chief Executive Elon Musk, who said publicly in June that the two would try to pair, has said that the goal here is to wed the battery storage business with the rooftop solar panel business.