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Posts Tagged ‘residential solar’

POWERHOUSE1

photo: Dow Chemical

Industrial giant Dow Chemical is getting into the residential solar business with a potentially game-changing product: A “solar shingle” that can be integrated into any asphalt-tiled roof and installed by any roofer. As I wrote in The New York Times on Wednesday:

Dow Chemical has unveiled a residential roof shingle in the form of a solar panel designed to be integrated into asphalt-tiled roofs.

Jane Palmieri, managing director of Dow’s Solar Solutions unit, said the Powerhouse thin-film shingle slashes installation costs because it can be installed by a roofer who is already building or retrofitting a roof.

“As a roofer is nailing asphalt shingle on roof, wherever the array needs to be installed he just switches to solar shingle,” said Ms. Palmieri, who said the solar singles are similarly attached to the roof with nails.

“You don’t have to have a solar installation crew do the work or have an electrician on site,” she added. “The solar shingle can be handled like any other shingle – it can be palletized, dropped from a roof, walked on.”

An electrician is still needed to connect the completed array to an inverter and to a home’s electrical system, but unlike conventional solar panels that must be wired together, the solar shingles plug into each other to form the array.

Dow plans to begin test-marketing the solar shingle in mid-2010, initially targeting new-home construction. Ms. Palmieri said the market could be worth $5 billion by 2015 and noted that 90 percent of homes in the United States use asphalt shingles.

You can read the rest of the story here.

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SolarCity_FirstSolarArray-_Coast

photo: SolarCity

When Wall Street collapsed last year so did  tax equity funds, the primary vehicle to finance renewable energy development.  But as I write in The New York Times today, investors are beginning to jump back into the game.

U.S. Bancorp has agreed to finance $100 million of solar installations in 2009 for California startup SolarCity. Investors are being lured in part by a federal stimulus package provision that lets them take a 30 percent investment tax credit for renewable energy projects as a cash grant:

The credit crunch has walloped the residential solar industry, making it hard for installers like SolarCity to tap investor funds to finance rooftop arrays for their customers.

But in a sign that the recessionary clouds are parting a bit, SolarCity on Tuesday said that U.S. Bancorp has agreed to finance $100 million worth of solar installations in 2009.

That’s double the money the bank committed to provide SolarCity in June when the original deal – but not the financial details – was announced.

SolarCity, based in the Silicon Valley suburb of Foster City, offers customers the option of leasing their rooftop panels and thus avoiding the five-figure cost of buying a solar system.

The company retains ownership of the solar array and thus qualifies for a 30 percent federal tax credit against its cost. Since most startups have no use for such tax credits, they give them to investors in exchange for financing installations.

Still, most such tax equity partnerships have collapsed along with the Wall Street banks that often funded them. In fact, U.S. Bancorp stepped in after Morgan Stanley pulled the plug on a financing arrangement with SolarCity earlier this year.

“For all of this year, tax equity has been the number one constraint in financing for the entire solar industry,” said Lyndon Rive, SolarCity’s chief executive. “In the third quarter of last year there were about 20 active banks and insurance companies making tax equity investments. They all fell off a cliff and now there’s three or four.”

You can read the rest of the story here.

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csi-report

The other day I ran into Danny Kennedy, president of solar installation company Sungevity, on the playground as we were picking up our kids at Malcolm X Elementary (we live in Berkeley). I had spent the week chronicling layoffs at various solar and wind companies so it was with a bit of trepidation that Green Wombat asked Danny how business was going at at Sungevity.  “Great,” he replied as I quizzed him about the impact of the recession. “We’re as busy as ever.”

Apparently so. A report released Wednesday by the California Public Utilities Commission shows that residential and commercial rooftop solar installations in the Golden State more than doubled in 2008 from the previous year to 158 megawatts. What’s more, a record-breaking number of applications to participate in California’s $3 billion solar rebate program were filed in December as the drumbeat of bad economic news grew deafening and the state’s unemployment rate hit 9%.

Are Californians being crazily contrarian? While one would think that a $30,000 solar array would be one of those luxuries most people would put on the back burner in bad times, there are some solid economic reasons for the surge. First, rebates for solar systems under the California Solar Initiative get less lucrative in 2009 as incentives fall as the amount of installed solar rises.  Then in October Congress lifted the $2,000 cap on the federal tax credit on solar arrays, allowing homeowners and businesses to take a 30% tax credit on systems installed after Dec. 31.  Add in the state rebate and the cost of a solar system in California suddenly fell by half.

“The surge in applications occurring in the fourth quarter of 2008 is particularly noteworthy given the slowdown in the economy that occurred during the same time period,” the report’s authors noted. “In addition to environmental benefits such as cutting greenhouse gas emissions and other pollutants, it appears that solar energy is benefiting California by serving as an economic bright spot in the economy.”

And therein lies some lessons as the U.S. Congress debates how to promote green jobs. Two years into the California Solar Initiative, the taxpayers’ investment of $775 million in solar rebates has yielded $5 billion in private investment in solar projects and rapidly expanded the state’s renewable energy industry, according to the report. That’s helped create strong solar companies like solar cell maker SunPower (SPWRA) and markets for thin-film solar companies such as First Solar (FSLR). The decade-long program is on track to achieve its target of 3,000 megawatts of rooftop solar and in the first two years of the program more solar has been installed in California than in the previous 25 years.

While California regulators expect the pace to continue in 2009, the big unknown is how many homeowners and business owners will drop out of the program and cancel their applications if the economy continues to deteriorate rapidly this year. The current dropout rate is 15%, according to the report.

“We are hopeful that many of those pending projects will move forward,” Molly Tirpak Sterkel, who oversees the California Solar Initiative for the utilities commission, told Green Wombat. “We’re also cognizant of the economy and economic forces that may pose a threat to those installations.”

Demand for solar is far stronger in Northern California than in sunny SoCal. Northern California utility PG&E’s (PCG) customers have installed more than twice the megawatts of solar than Southern California Edison (EIX) customers. And the report notes that while applications for commercial arrays in PG&E’s territory rose 71% between April and December 2008, they fell 23% in Southern California Edison’s area. San Diego Gas & Electric (SRE), which covers a much smaller service area, saw applications triple for residential solar arrays.

Sterkel says it is unclear why Northern Californians are going solar at a much faster rate than their southern counterpart, but it may be due to differences in electricity pricing and more mature solar markets in regions like the San Francisco Bay Area. “There’s just that many more solar companies with experience, installations and sales channels, ” she says.

Solar panels seem to be sprouting from Bay Area rooftops like California poppies after a late winter rain. In Berkeley, the city has launched a program that pays for residential and business solar arrays upfront and let owners pay the cost back over 20 years through an annual assessment on their property taxes.

Which also may explain why I seem to be seeing more of those Sungevity signs around town.

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