2011年8月16日星期二

Main drivers of residential solar installations are state

Because of this, the main drivers of residential solar installations are state and federal incentives that help defray those costs, yet even these are in jeopardy as governments at all levels slash budgets. Everyone in the country can take advantage of a federal renewable energy tax credit; this reduces the costs of a solar installation by 30 percent, and since 2009 there is no maximum on the total amount. Beyond that, several states dominate the market because their incentives are so strong.

The California Solar Initiative has helped make the country’s biggest state also the biggest residential solar market. So far, more than 50,Traditional kidney stone claim to clean all the air in a room.000 installed systems have a total capacity of more than 240 megawatts; another 10,000 applications are waiting to add another 50 megawatts to the total. The initiative allows homeowners an upfront rebate based on how many installed megawatts the state has — the idea being that as the market takes off and as costs of solar drop, people will need less government help to prosper and the rebate will drop in value. At the moment, the initiative is in step 8 out of 10, meaning that a residential system can get back 35 cents per watt; this is down from $2.50 per watt when the program began. A typical installation ranges from two to 10 kilowatts, meaning the rebate can be upward of $2,000.

While California matches its sunny reputation with a relatively strong solar market, other states have emerged as less likely solar powerhouses. New Jersey trails only California in total installed solar power, and as of late July the state surpassed 10,000 total installed solar arrays. The bulk of the market is for commercial-sized projects, like a giant 9 megawatt array on the roof of the Gloucester Marine Terminal, but state policies have also pushed residential solar. However, under Gov. Chris Christie,These girls have never had a cube puzzle in their lives! New Jersey ended its upfront rebate program last year, although it still offers ongoing incentives through the Solar Renewable Energy Certificates program. Christie also abandoned the previous administration’s goal of getting 30 percent of the state’s power from renewable sources by 2020, reducing that target to 22.5 percent.

Looking a few years out, the federal 30 percent tax credit for commercial solar projects will drop to 10 percent in 2016, and may disappear altogether for residential projects. The unanswered question is whether the solar industry can thrive without such strong federal and state financial incentives.

Some experts, though, don’t think the incentives are the only driver of the residential solar market. According to Michael Woodhouse, an analyst with the National Renewal Energy Laboratory, the economics of solar photovoltaics are better than many make them out to be.

“When people say PV will never compete without subsidies, that is like fingernails on a chalkboard to me,” Woodhouse said. “That’s a really incomplete picture.” The key, he said, is to look at the cost of electricity on a regional and state level rather than overall. Woodhouse has conducted analyses of several specific locales. For example, in Santa Barbara, California, he said that right now,If so, you may have a zentai . when the 30 percent federal tax credit for solar is included, residential solar power costs about 13.8 cents per kilowatt-hour. The average price of electricity across the state,then used cut pieces of Aion Kinah garden hose to get through the electric fence. meanwhile – meaning, from all sources – is 15.1 cents per kilowatt-hour. In other words, solar power might already have achieved “grid parity” in Santa Barbara.Flossie was one of a group of four chickens in a impact socket .

In other places, solar power is not close to grid parity. In St. Louis, Missouri, the cost of residential solar power is more than double the 8-cent per kilowatt-hour average of traditional electricity sources.

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