Deep - water wind supporters in Maine believe that by 2030 they can grab 5 gigawatts of power with arrays
of large turbines up to 50 miles off the coast, away from conflicts and where the winds blow strong and consistent.
Although small wind turbines may look like miniature versions
of large turbines, there are important differences in technology, purchase decisions, application requirements and value of generated electricity.
At the facility in Searsburg, Vermont, for example, it is apparently not even metered and is completely unknown * The manufacturers
of large turbines — for example, Vestas, GE, and NEG Micon — do not include electricity consumption in the specifications they provide.
This includes an evaluation of low - cost methods for undertaking floating - to - floating heavy lift operations, a study to identify cost - effective technologies and strategies for monitoring and inspection, and another to assess the impact
of larger turbines (up to 15 MW) on floating foundations.
Of course, that summary omits all the caveats about mortalities Lovich et al might have missed, about the Mesa Wind Project being one development in a sea
of larger turbines, about absence of evidence not being evidence of absence, fewer eagles per year and so forth, so wind fans who pride themselves on their science literacy might have second thoughts.
GE says they are
some of the largest turbines in the world, with a diameter of 150 m (490 ft) and a height of 170 m (560 ft).
Renewal of the wind tax credit, which can provide up to $ 1 million to developers
of a large turbine, is a politically contentious issue.
Not exact matches
While this dwarfs the number
of turbines in other countries, the energy demand
of such a
large nation is significantly higher.
This morning, one
of the Green Growth Fund's portfolio companies, UpWind Solutions, was acquired by wind giant Vestas, the world's
largest manufacturer
of wind
turbines.
But neighbors quickly rallied against the proposal, citing, in part, the possible risk
of fire if the
turbine were installed in the middle
of the woods and the
large number
of birds in the nature preserve surrounding the lake.
Everyone knows that wind
turbine which are built on the most windy cost will end up standing still for maybe 50 %
of the time, I have a
large wind farm next to me right now it's windy and two out
of the twelve
turbines are turning, most days we have one turning and I've yet to see more then four turning.
He canceled plans for a 40 -
turbine wind farm off the coast
of Jones Beach as too expensive and controversial, only to initiate plans for a new,
larger, more expensive project off the coast
of the Rockaways and western Nassau.
They braved the harsh conditions in the middle
of the night to set up a
large searchlight with specially designed reflecting optics to generate a gigantic light sheet next to the 130 - meter - tall wind
turbine for illuminating the snow particles in a 36 - meter - wide - by -36-meter-high area.
Host Yul Kwon, a former telecommunications attorney and winner
of the Survivor 2006 season, guides viewers on a sweeping tour
of the nation that has them flying over California's
largest reservoir (at left), descending into a coal mine in Wyoming, and perching atop a wind
turbine in Washington State.
Based on the findings, the researchers suggest either designing wind -
turbine rotors to minimize turbulence or siting wind farms where natural atmospheric turbulence is high, such as the U.S. Midwest or
large parts
of northern Europe and China, to cut down on any surface - temperature impacts, if necessary.
Its
turbines, harnessing the power
of the world's third
largest river, will have a capacity
of 18 000 megawatts.
Commercial wave energy converters can be
large and are generally part
of a group
of devices, like a wind farm with multiple
turbines.
«Vestas will now have the
largest and most efficient offshore
turbine ahead
of the U.K. round three,» Setterberg said.
Geared
turbines are extremely effective today, but they will incur higher costs as they are scaled up to
larger wind platforms because
of additional weight and maintenance needs, Longtin said.
Known as PS10 and built by the Spanish company Abengoa Solar, the project produces electricity with 624
large moveable mirrors called heliostats, using these to concentrate the sun's heat to the top
of a 115 - metre - high tower where a solar receiver and a steam
turbine are located.
«If I'm in a conversation with a potential employee and the name Vestas comes up — which is the world's
largest supplier
of turbines — and they say, «Who is that?»
General Electric (GE), a world leader in industrial power generation technology and the world's
largest supplier
of gas
turbines, considers gas - fired power generation a key growth sector
of its business and a practical step toward reducing global greenhouse gas emissions.
Already the
largest wind and solar market in the world, China plans to install another 20 gigawatts
of wind
turbines and 15 GW
of solar panels this year.
«Wind
turbines generate electricity by removing energy from the wind, so a
larger number
of wind
turbines should result in a slowdown
of the winds in the lower atmosphere,» Mechem said.
What happens to the wind when a
larger number
of wind
turbines removes more and more
of the energy
of atmospheric motion?
GE's H - class heavy - duty gas
turbines are currently the world's
largest and most efficient gas
turbines, capable
of converting fuel and air into electricity at more than 62 percent power - plant efficiency when matched with a steam
turbine generator, a setup known as combined cycle.
Atmospheric science professors Nate Brunsell and David Mechem in KU's Department
of Geography are co-authors
of a new study just published in the Proceedings
of the National Academy
of Sciences by an international research group that evaluated the effects
of large wind farms on atmospheric flow and its implications for how much renewable energy the
turbines can generate.
«When the German Renewable Energy Law [Erneuerbare Energien - Gesetz] came into effect a year ago, both the solar and wind energy sectors really got a push,» explains Andrea Hein, director for marketing and communications
of Enron Wind, a
large manufacturer
of wind
turbines.
At the end
of 2009, the capacity
of Texas wind
turbines, reaching to the horizons
of farm and prairie land, totaled 9,410 megawatts, well more than the combined total
of the next three
largest wind - power states, Iowa, California and Washington.
Arenas and Virginia Tech colleagues who are known for their wind tunnel research will study the vibrations
of wind
turbines at a
large Chilean wind farm along with health impacts on nearby residents.
More than 2,300 wind
turbines twirl off the coasts
of 11 European countries today, and the United Kingdom has just approved the world's
largest offshore wind farm.
Wind
turbines that harness the power
of moving air are often very
large.
Wind
turbines are showing some very real promise in terms
of percentage replacement
of coal electricity needs, however it will take very
large scale events to replace fossil fuel by a economically viable margin, ie 50 %.
Snapshots
of University renewables The first
large scale wind
turbine at a UK university was built at the University
of Ulster's Coleraine campus in 2008.
Several automakers and
large suppliers are working overtime to prove out the advantages
of new - technology
turbines.
It's based on the 3.8 - liter unit used in the 911 Turbo S but gets
larger turbochargers (with Porsche's variable
turbine geometry) capable
of providing up to 22.5 psi
of boost.
Large,
turbine - like air vents remain a polarizing Mercedes design touch, but every control looks and feels hewn from high - quality materials, even the bits made
of painted plastic.
Large, 21 - inch, zillion - spoke
turbine wheels add a dose
of aggression to the PHEV's stance, while the rear diffuser brightwork downplays the exhaust tips.
There's a hint
of modern Maserati to the expansive grille with its
large vertical strakes - a design intended to direct as much air as possible to the
turbine - and we see a touch
of Lincoln in the body - width horizontal rear light unit.
Adjustable guide vanes on the
turbine act to combine the benefits
of a small and a
large exhaust turbocharger.
Adjustable guide vanes on the
turbine act to combine the benefits
of a «small» and a «
large» exhaust...
Other possible applications CVT design by BitRaptor are: bicycles, motorcycles, cars, boats, gearboxes, electric motors, steam and wind
turbine, as well as a
large number
of industrial or agriculture applications whenever is necessary some adjustment
of the gear ratio.
When combined with modern - day turbocharging — which uses waste energy from the exhaust gas to drive the
turbine — direct injection provides the best
of both worlds: the responsiveness
of a
larger - displacement engine with fewer trips to the gas pump.
The extra power squeezed from AMG's V12 engine is also due to the
larger compressors and
turbine fitted to each
of the two turbochargers, the Brabus high - performance exhaust with actively controlled exhaust flaps, the Brabus 900 intake module, and the new engine control system.
The
large, wraparound L - shaped headlights add a unique dimension to the overall design, while the light surrounds suggest a powerful «
turbine» appearance
of energy and strength.
A Holset M2 two - stage turbocharger — actually a
larger turbine mated to a smaller
turbine — provides forced induction (Holset being the name
of a supplier Cummins acquired decades ago).
Where one might expect to find an array
of buttons framing a
large, centrally - mounted MMI screen, the 2015 Audi TT only submits a row
of toggle switches and three
turbine - like air - con vents.
It operates with a
larger turbine wheel so that the reengineered turbocharger can deliver a particularly
large quantity
of air.
It comprises a major exhibition at the Whitechapel Gallery surveying five decades
of his career, a
large - scale sculptural commission in Tate Modern's
Turbine Hall and a new publication.
Richard Tuttle's limited edition The End, was produced by Whitechapel Gallery in collaboration with Tate Modern in 2014 to accompany his major Whitechapel Gallery exhibition, surveying five decades
of his career and his concurrent 2014
large - scale sculptural commission in Tate Modern's
Turbine Hall.