Sentences with phrase «photovoltaic cell power»

Photovoltaic cell power is a European research speciality, with 20 % growth per annum, even greater since 2007.

Not exact matches

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

The restoration of the site also includes the installation of a combination of on - site renewable energy generating systems, such as power generating photovoltaic cells, a bio-fuelled steam - generating boiler and 6kW hydro - electric water wheel.

The electronics giant would produce photovoltaic (PV) cells in the Buffalo factory for use in solar power home installations.

In the 113 years between the discovery of the physics behind photovoltaic solar cells and the year 2000, less than 2 gigawatts of solar power capacity was installed around the world.

The electrical current can also be channeled to form hydrogen gas through the addition of electric power from a small photovoltaic cell that absorbs the excess light.

When photons (light particles) from the sun smash into the outer layer of the rooftop cell, they initiate the photovoltaic effect — a cascade of reactions across the charged layers, ultimately generating usable power.

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.

When it is sunny outside, the process reverses, and electricity from rooftop photovoltaic cells, which can generate up to 2.6 kilowatts of power at high noon, flows outward.

Concerns about global warming and oil's imminent demise have caused scientists and policy - makers to look for solutions in both the future and the past: to new technologies such as nuclear fusion, multijunction photovoltaics, and fuel cells — and to traditional energy sources such as water power, wind power, and (sustainable) biomass cultivation (coupled with clean and energy - efficient combustion).

Ultimately, though, concentrated solar power plants must compete on price with photovoltaic power plants that convert sunlight directly into electricity, using solar cells.

Insufficient fuel is the main obstacle to long - duration flight, so Bushman and his colleagues developed a model plane that gets its power from wing - mounted photovoltaic cells wired to the craft's propeller.

Engineers are using leading - edge physics to try to make photovoltaic cells a mainstream power source.

Power for the motors will come from photovoltaic cells on the climbers» undersides that are energized by a laser beamed up from the anchor station.

A large of proportion of energy research aims to establish and optimize renewable sources such as photovoltaics, hydrogen fuel cells, biomass, and wind power, but energy research can also be about improving old technologies.

With version 2.0 of its Discovery laser platform, Raydiance has doubled the technology's peak power to 10 megawatts and is looking to market the technology so the company's lasers become as ubiquitous in photovoltaic cell manufacturing and in surgical equipment as Intel processors are in PCs, Raydiance co-founder and president Scott Davison says.

The dilemma with solar power is that silicon - based photovoltaic cells are fairly efficient but also highly expensive, whereas thin - film cells are relatively inexpensive but inefficient.

Others include: toxic by - products from polysilicon manufacture dumped indiscriminately in China; air pollution spewed from coal - fired power plants that provide the electricity needed to produce photovoltaics; and recovering cadmium, a known human carcinogen that is a primary ingredient in some thin - film solar cells, from mining slimes.

As the industry gears up to meet growing demand — 6.4 gigawatts of new photovoltaic installations were built worldwide in 2009 according to the European Photovoltaic Industry Association, the bulk of it silicon solar cells — what are the human health and environmental concerns related to photovoltaic installations were built worldwide in 2009 according to the European Photovoltaic Industry Association, the bulk of it silicon solar cells — what are the human health and environmental concerns related to Photovoltaic Industry Association, the bulk of it silicon solar cells — what are the human health and environmental concerns related to solar power?

The plane, which has a wingspan of 1.5 metres and weighs just 300 grams, uses photovoltaic cells to convert the energy from the infrared beam into electricity to power a propeller.

The Photovoltaics Section at NRL conducts research to develop photovoltaic (solar cell) technologies to enable logistics free, renewable, portable, power sources for the warfighter.

Photovoltaic (PV) cells manufactured on glass achieved the highest power outputs reported for a PV technology under typical 200 - 400 lx indoor LED illumination with maximum power densities of MPD = 41.6 µW / cm2 at 400 lx (and power conversion efficiencies, PCE, of 27 %).

Dahiya's team took advantage of this by placing a power - generating photovoltaic cell underneath, which provides it with the 20 nanowatts of power per square centimeter that the tactile skin needs to operate.

Direct or diffuse light shining on the Solar PV cells induces the photovoltaic effect, generating direct current (DC) electrical power.

There is wide agreement among scientists that inadequate funds are going to basic research in such fields as capturing carbon dioxide from smokestacks or the atmosphere, advancing photovoltaic cells and other solar power systems, finding ways to store large amounts of electricity from intermittent sources like wind or the sun, and making nuclear power more secure.

advantage of solar silicon produced in Ontario, Canada, to land long term solar silicon and cell sales contracts with photovoltaic (PV) industry leaders including Suntech Power Holdings Co., Ltd. -LRB-

First Solar, Inc. of Tempe, Arizona USA, a maker of cadmium telluride CdTe - based thin - film solar cells, reported that the company will begin developing and building a 200 - megawatt (MW) ac photovoltaic (PV) solar power plant in Twiggs County, Georgia USA.

Current research in the solar power field is focused on developing new materials, especially thin - film cells, and decreasing the cost of photovoltaic panels.

The study finds that the growing need for a secure energy supply is driving power users to invest in distributed generation, using technologies such as small engines or turbines, fuel cells or photovoltaic systems.

Although China is among the largest producers of solar photovoltaic (PV) cells in the world, over 90 % of such PV cells are exported, leading Shi Dinghuan (石定寰), the Chairman of the Chinese Renewable Energy Industries Association (CREIA) to lament that China ships out its clean energy only to leave pollution (i.e. coal fired power generation) behind.

«Emissions from Photovoltaic Life Cycles» found that even when accounting for the metals required to build PV cells, the efficiency of the cells, and the waste produced, PV cells still emit less global warming pollution throughout their life cycle than the fossil fuels needed to produce the same amount of power.

These initiatives include efforts for microbial fuel cells, advanced photovoltaics, biofuel, and wave power.

Click here to view the most recent Solar Power Indicator and Data Solar photovoltaic (PV) cell manufacturers produced a record 10,700 megawatts of PV cells globally in 2009 — an impressive 51 - percent increase from the year before.

Ironically, solar power from photovoltaic cells has been one of the prime competitors in this space.

In Europe there was a decline in large scale renewable energy projects, but this was offset by an increase in domestic solar power investment thought to have come about by a decrease in the price of photovoltaic cells.

The panel discussed solutions to climate change by using technologies such as nuclear energy, solar power, and photovoltaic cells.

And while using concentrating optics permits more electric power per unit area of photovoltaic cells (this has been known for decades), this is only effective if the whole assembly tracks the sun, which wipes out the entire cost advantage — why it is not being used to any significant extent.

This fully transparent solar cell could make every window and screen a power source (updated) Back in August 2014, researchers at Michigan State University created a fully transparent solar concentrator, which could turn any window or sheet of glass (like your smartphone's screen) into a photovoltaic solar cell.

40 Photovoltaic Cells Converts sunlight directly into to dc power due to the physics of semiconductors.

A boom in the production of photovoltaic solar cells has not only cut the price of solar panels in half, but has also helped double solar energy's contribution to America's power supply Now dirty industry has the Production Tax Credit for wind energy in its sights - and polluters don't care that letting the credit expire means major job losses.

In addition, a relatively small amount of uranium can produce a relatively large amount of energy, helping the overall energy cycle of an online nuclear plant to release no more carbon dioxide per kilowatt - hour than solar power, which must account for the manufacturing of photovoltaic cells.

On this page... Bio-voltaic Biogas Biomass Coal Contents Diesel powered generators Fuel cells Geothermal Greenhouse gasses Hot dry rock Hydro Micro hydro Natural gas No level playing field Notes Nuclear footnote Nuclear fusion Nuclear, conventional Nuclear, fast Oil Petrol powered generators Power generating costs, comparative Pumped hydro Solar chimney Solar photovoltaic — large - scale Solar photovoltaic — small - scale Solar thermal Table 1 Table 2 Table 3 Table 4 Top War time Wave Wind - large Wind - small

When I was with the utility in the 1980's, we got our power from an integrated system of hydro, wind, supercritical gas boilers, photovoltaic, solar thermal, geothermal, pumped storage, fuel cells, nuclear units, landfill gas, anaerobic digestion, and even the emergency generators of the customers dispatched directly by the utility.

Federal payments to wind generators for each kWh produced, accelerated depreciation allowances for solar photovoltaic cells, and state «Renewable Portfolio (or Energy) Standards» that mandate increased use of renewable power, have helped jump - start these sectors, bringing down costs and establishing renewables as culturally viable and politically salient.

The exploitation of near - field energy transfer, solid - state solvation, and phosphorescence enables 10-fold increases in the power obtained from photovoltaic cells, without the need for solar tracking.

However, because hydroelectric dams have an impact on land and water environments, and because dams can only be efficiently located in a limited number of places, some newer laws have been designed to encourage electricity generation from other renewable sources, such as wind, tides, geothermal energy, solar energy (photovoltaic cells, concentrated solar power, and solar thermal energy), landfill gas, etc..

Computer simulation measured the performance of inland and offshore wind farms and photovoltaic cells, backed up by battery and fuel cell storage, under the lowest cost conditions, for a 72 gigawatt grid system (one gigawatt will typically provide power for about 750,000 to a million US households)..

«WEO 2001 Insights» pays particular attention to renewable energy sources, which include hydropower, wind and solar power, biomass, photovoltaic and hydrogen cells and tidal power.

And the other group thinks the US can be powered by wind turbines, hydropower and photovoltaic cells.

The focus will be broken into the integration of: hydrogen fuel cells, photovoltaics, biofuels, and human power.