Sentences with phrase «photovoltaic electricity»

Renewable energy sources, such as photovoltaic electricity and water heating systems, further decrease the overall energy consumption within the home.

Advisor to the International Finance Corporation who is advising the Industrial Development Corporation in the development of the two grid - connected solar photovoltaic electricity generation plants with a capacity of approximately 50 MW each;

The country expects to use 10 % less electricity within a decade; all power stations are to be modernised; there's # 30bn for more renewables; railways will be further subsidised to lure people out of their cars and away from aeroplanes; plans for more wind turbines, photovoltaic electricity and biofuels will all be fast - forwarded; there is # 1,500 m to reduce CO2 in existing buildings; and the solar market is growing by 40 % a year.

Assessment of the cost of hydrogen from photovoltaic electricity, Australian Renewable Energy Authority.

«We are confident that our minimum - material design and use of commodity materials will cut the cost of photovoltaic electricity in a 1 megawatt installation to 29 cents per watt by 2010.

... for wind power to achieve one wedge, two million one - megawatt turbines would be needed, a 50-fold increase... A wedge of solar photovoltaic electricity generation would need a 700-fold increase...

How did a failing California solar company, buffeted by short sellers and shareholder lawsuits, receive a $ 1.2 billion federal loan guarantee for a photovoltaic electricity ranch project - three weeks after it announced it was building new manufacturing plant in Mexicali, Mexico, to build the panels for the project.

The U.S. Energy Information Administration includes the following in U.S. primary energy production: coal production, waste coal supplied, and coal refuse recovery; crude oil and lease condensate production; natural gas plant liquids production; dry natural gas excluding supplemental gaseous fuels production; nuclear electricity net generation (converted to Btu using the nuclear plant heat rates); conventional hydroelectricity net generation (converted to Btu using the fossil - fuels plant heat rates); geothermal electricity net generation (converted to Btu using the fossil - fuels plant heat rates), and geothermal heat pump energy and geothermal direct use energy; solar thermal and photovoltaic electricity net generation (converted to Btu using the fossil - fuels plant heat rates), and solar thermal direct use energy; wind electricity net generation (converted to Btu using the fossil - fuels plant heat rates); wood and wood - derived fuels consumption; biomass waste consumption; and biofuels feedstock.

There are reasons to be wary of the frantic promotion of solar photovoltaic electricity, lithium - ion battery storage and electric cars, and the neglect of solar thermal power

With falling battery prices, lowered feed - in tariffs and increasing electricity rates across Europe, it has become increasingly attractive to raise the share of self - consumption of the photovoltaic electricity generated on the homeowners» roof rather than sell it to the grid.

Stelcor Energy is a solar installation and Energy Efficiency company that provides smart, simple and affordable residential and solar photovoltaic electricity as well as Energy Efficiency solutions.

The largest U.S. solar cell installation today is a 14 - megawatt array at Nellis Air Force Base in Nevada, but photovoltaic electricity at the commercial level is about to go big time.

Meanwhile, subsidies worldwide do support wind power, which had a 27 % increase every year recently and solar photovoltaic electricity, with 56 % increases in installations.

The breakthrough in affordability is based on a total systems design approach, in which the cost of the photovoltaic electricity generation system is an important component.

In his January working paper, «The Market Value and Cost of Solar Photovoltaic Electricity Product,» Borenstein also found that, even after considering that the panels reduce greenhouse gases, their costs still far outweigh their social benefits.

In fact, private investment is pouring into renewable energy — wind and photovoltaic electricity, and biofuels — and all of these technologies are growing rapidly.

The lower costs would offer «a pathway to bring photovoltaic electricity into the conventional electricity price range,» the report concludes.

Renewable energy, such as from photovoltaic electricity and ethanol, today supplies less than 7 percent of U.S. consumption.

Not exact matches

Thus, the solar electricity producer with storage might have a total cost of 5.5 cents per kWh, assuming no further improvements in the photovoltaic cells.

Solar photovoltaic systems, which generate electricity directly from sunlight, are best because they are easy to maintain, can be located almost anywhere and don't need to be refueled.

One type, known as plastic, organic or polymer photovoltaic solar cells, uses conductive organic polymers or organic molecules to absorb light, transfer the charge and produce electricity.

Last year, new photovoltaic panels installed in the U.S. had the capacity to generate up to 4.2 gigawatts of electricity, about as much as four nuclear reactors.

SMUD will receive electricity from the 60 MWac Tranquillity 8 Verde solar photovoltaic (PV) project, located in Fresno County, California.

The price collapse of solar panels has led to tumbling electricity prices at photovoltaic plants worldwide.

We deliver photovoltaic panel installation without any investment from our clients to sell the client electricity below Chilean grid prices.

In 2008 we covered our largest wholesale bakery in Berkeley with photovoltaic panels in order to generate much of our own electricity.

Wholesum Harvest was an early mover on solar power and obtains roughly a third of the electricity it uses from its own photovoltaic cells.

At all of our sanctuaries with nature centers, we generate electricity by using photovoltaic arrays, which harness energy from the sun.

The term solar panel can be applied to either solar hot water panels (usually used for providing domestic hot water) or solar photovoltaic panels (providing electricity).

Homeowners looking to save electricity costs should replace all their incandescent light bulbs with LED - based lights instead of installing a small solar photovoltaic system, a report by J.P. Morgan shows.

Both LEDs and solar photovoltaic systems would cut electricity consumption and monthly expenses as well as lower the impact of home lighting on the environment.

The goal is to turn scientific advances into deployable technology, like better batteries for the electric cars that could further reduce U.S. demand for oil and cheaper photovoltaics to produce the electricity that would go into those batteries.

Today photovoltaic cells can not compete with electricity in terms of price per kilowatt - hour.

For comparison, a conventional photovoltaic cell made of crystalline silicon turns nearly 20 percent of incoming photons to electricity, and lasts much longer because it is not as susceptible to corrosion by water vapor.

Meanwhile, the world has now deployed more than 178 gigawatts of solar photovoltaic power, comprising 1 percent of the world's electricity generation, according to the International Energy Agency.

«The overall sun - to - electricity efficiency of the hydricity process, averaged over a 24 - hour cycle, is shown to approach 35 percent, which is nearly the efficiency attained by using the best photovoltaic cells along with batteries,» Gençer said.

The device uses solar electricity from a photovoltaic panel to power the chemistry that splits water into oxygen and hydrogen, then adds pre-starved microbes to feed on the hydrogen and convert CO2 in the air into alcohol fuels.

Most photovoltaic panels on the market today convert less than 14 percent of the energy in sunlight into electricity, a number that has barely budged since the 1980s.

And because the sunlight is also transformed into heat, that energy can be stored more easily than the direct electricity that photovoltaic cells produce, Wang says.

By first converting the sunlight to heat and then back into light, the device fine - tunes the energy of photons absorbed by the photovoltaic cell, maximizing the electricity - generating potential.

The M.I.T. invention combines the electricity generation of photovoltaic cells with the energy storage of solar - thermal systems

Ultimately, the researchers believe their device design — a combination of a carbon nanotube antenna and diode rectifier — could compete with conventional photovoltaic technologies for producing electricity from sunlight and other sources.

Storing electricity from conventional photovoltaic cells requires batteries, which are impractical at rooftop scales and expensive at larger scales.

A tiny solar cell doubles the efficiency of common photovoltaics» conversion of sunlight to electricity by capturing the energy from a broader spectrum of light.

All through a sunny day, through the diing evening hours, photovoltaic cells on the roof of an energy - efficient house with supplementary solar power convert the energy of sunlight into electricity.

These homeowners have installed photovoltaic panels on their rooftops with the help of cash incentives and a state law that requires the local electricity provider — APS — to buy any excess power produced by an individual home.

«This is the highest efficiency ever reported for sunlight conversion into electricity,» UNSW Scientia Professor and Director of the Advanced Centre for Advanced Photovoltaics (ACAP) Professor Martin Green said.

They also suggested that combining solar photovoltaics and wind turbines at the same location can actually yield up to twice the amount of electricity as having either system working alone in the same land area.

Photovoltaic cells placed behind the collector's secondary mirror could augment the savings by converting the sun's invisible infrared rays into electricity.

Starting with the natural pigments that help plants harvest solar rays, Velev and his team have crafted a flexible, nontoxic photovoltaic device that he hopes could eventually generate clean electricity far more cheaply than today's silicon - based solar panels.