Solar & Clean Tech

solar PV, solar thermal, wind and clean and renewable technologies

Clean Energy, Energy-Efficient Homes on the Rise?

May 15, 2012
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Clean Energy, Energy-Efficient Homes on the Rise?

In the May 2012 issue of Nature Climate Change, authors Joseph E. Aldy, Matthew J. Kotchen and Anthony A. Leiserowitz report survey results that say the average U.S. citizen is willing to pay $162 per year in higher electricity bills for clean energy. The group conducted the study to evaluate support for a national...

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Boom or Bust for Thin Film PV?

April 25, 2012
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Boom or Bust for Thin Film PV?

It wasn’t too long ago that thin-film PV (photovoltaics) was being touted as the next wave of solar, replacing crystalline silicon, which is used in the vast majority of solar PV panels and whose costs were high. Not any more. What happened? In the past couple of years, the cost of crystalline silicon has...

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Panasonic Announces Eco Solutions for Renewable Energy Projects

April 18, 2012
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Panasonic Announces Eco Solutions for Renewable Energy Projects

  Panasonic has announced the establishment of Panasonic Eco Solutions North America, a new business unit of Panasonic Corporation of North America that will focus on the design, implementation and financing of renewable energy and energy efficiency projects in the U.S. and Canada.  The new unit also made public a strategic alliance with Denver,...

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2012: The Year of Energy Management?

January 3, 2012
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2012: The Year of Energy Management?

Will 2012 finally be the year of energy management? The movement is gaining momentum, especially in the commercial sector, where saving energy by integrating and automating building systems has become a best business practice, potentially saving companies millions of dollars. The home market appears to be much slower to develop. But it is developing....

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GreenTech Digest: AT&T, Corporate Energy and Flat, Hot Thermostats

December 1, 2011
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GreenTech Digest: AT&T, Corporate Energy and Flat, Hot Thermostats

Lots going on, as usual, in the world of energy management and green technologies. Here's a digest of some hot news, including AT&T, flat and hot thermostats, a tax credit bill for deep energy retrofits, corporate energy management and solar system data tracking over powerline.

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SolarStrong Project Gets New Life

November 30, 2011
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SolarStrong Project Gets New Life

Of all the different loan guarantees that came and went during the U.S. Department of Energy’s last minute funding spree, one that seemed the most promising would have helped out with the installation of rooftop systems on privatized military family residences and other privatized buildings on U.S. military bases. Called SolarStrong, it unfortunately was not approved...

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Organic PV for Consumer Electronics?

November 10, 2011
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Organic PV for Consumer Electronics?

New breakthroughs in solar photovoltaic technology could make low-cost solar cells available in an array of consumer electronic equipment. So says Molecular Solar, a company spun from the University of Warwick, after demonstrating a record voltage for organic photovoltaic (OPV) cells. Researchers from the company have, for the first time, created cells with open-circuit voltages...

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Blue Line, Eragy Offer Affordable Energy Monitoring for Home Control, Utility and Efficiency Markets

November 1, 2011
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Blue Line, Eragy Offer Affordable Energy Monitoring for Home Control, Utility and Efficiency Markets

Blue Line Innovations and Eragy, two of the more interesting companies in home energy monitoring, are partnering to provide easy energy monitoring for do-it-yourselfers, owners of Control4 home control systems, and even utilities rolling out energy-saving and smart grid programs. The partnership combines Blue Line’s low-cost PowerCost Monitor energy sensing hardware with Eragy’s suite...

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Nano Boost for Thin-film PV

October 31, 2011
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Nano Boost for Thin-film PV

Thin-film photovoltaic (PV) cells made from amorphous silicon are low-cost, low-profile and suitable for many solar power applications. There’s been a barrier to the widespread use of thin-film PV technology, however: its low power-conversion efficiency compared to crystalline silicon cells. In cases where roof space is limited, for example, it is simply cost-effective for...

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Somfy Introduces Solar-Powered Shading

October 26, 2011
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Somfy Introduces Solar-Powered Shading

We know that motorized shades and other window treatments can be used to let the sun in or block it to warm or cool rooms and save on the energy costs. Now the sun can also be used to power the window treatment motors. Motorized window treatment motor company Somfy Systems has introduced the...

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