Sentences with phrase «on wind turbine blades»

When ice accumulates on wind turbine blades, they become far less efficient.

According to a new report from Navigant Research, which analyzes 22 wind turbine manufacturers and 18 independent wind blade manufacturers, the focus on wind turbine blades is increasing.

Not exact matches

On a blustery, overcast day last week, the blades of the 156 - foot wind turbine just west of the grapevines at Pindar Vineyards cut through the air with a quiet whooshing noise.

A combination of structural and economic considerations drives the use of three slender blades on most wind turbines — using one or two blades means more complex structural dynamics, and more blades means greater expense for the blades and the blade attachments to the turbine.

A massive wind turbine — capable of turning the breeze into two million watts of power — has 40 - meter - long blades made from fiberglass, towers 90 meters above the ground, weighs hundreds of metric tons, and fundamentally relies on roughly 300 kilograms of a soft, silvery metal known as neodymium — a so - called rare earth.

Could purple wind turbines decrease the carnage wreaked in the night by looming towers with spinning blades on Halloween's iconic flying mammals?

It can also throw off the balance of a wind turbine's spinning blades, putting tremendous forces on shafts and machinery, leading to failures or shut - downs.

There's lots of cool stuff going on with biomimicry these days and on Wednesday I got to see one of the coolest things I've seen in this arena in a while: Experimental superhydrophobic coatings for wind turbine blades.

Unlike horizontal axis wind turbines (HAWTs), which maintain a steady torque if the wind remains steady, VAWTs have two «pulses» of torque and power for each blade, based on whether the blade is in the upwind or downwind position.

The bumps on Humpback whale fins give the mammals 32 % less drag and 8 % more rise in lift - and it can have a similar impact for wind turbine blades, helping us create more energy from the same breeze.

Wind turbine blades are growing larger, so research must be focused on several multidisciplinary areas — one in particular being wind turbine contrWind turbine blades are growing larger, so research must be focused on several multidisciplinary areas — one in particular being wind turbine contrwind turbine controls.

Or consider WhalePower, a corporation that used the bumps found on humpback whale flippers to design more efficient industrial fans and wind turbine blades.

I believe that wind turbines detect lightning strikes because some repair, usually minor, is normally required to the area on the turbine blade where the strike occurred.

Days after several Freeborn County wind turbines had to be shut down after a chunk of ice fell off a blade and landed on a passing semi truck, a family whose home lies within feet of the proposed Freeborn Wind Farm project said they're concerned about something similar happening at their hwind turbines had to be shut down after a chunk of ice fell off a blade and landed on a passing semi truck, a family whose home lies within feet of the proposed Freeborn Wind Farm project said they're concerned about something similar happening at their hWind Farm project said they're concerned about something similar happening at their home.

The larger a wind turbine is the more energy it can produce, but there's a problem: as the size grows so does the weight of the turbine blades which puts a limit on turbine size.

From now on, AWEA's Anderson says, the industry will voluntarily program turbines to pivot parallel to the wind on calm nights, keeping their blades still.

Among the chronic external factors affecting wind turbines are the accumulation of dust, dirt and insect debris on the blades.

Despite the potential collective loss of millions of dollars in electric generation, the U.S. wind energy industry has voluntarily committed to changing how turbines are operated during the bats» fall migration season, slowing blade rotations to fewer than 1 - 3 revolutions a minute, depending on blade length, thereby reducing the risk of collision.

Turbine blades that broke were first two to be turned on Huron Daily Tribune Brenda Battel 4 November 2016 BLOOMFIELD TOWNSHIP — The two blades that broke on separate wind turbines last month were the first two to be turned on in the startup phase of the Deerfield wind project.

The Economist reports on progress made by the Wind Turbine Company in creating a wind turbine which can have the blades downwind rather than upwind as is usWind Turbine Company in creating a wind turbine which can have the blades downwind rather than upwind as isTurbine Company in creating a wind turbine which can have the blades downwind rather than upwind as is uswind turbine which can have the blades downwind rather than upwind as isturbine which can have the blades downwind rather than upwind as is usual.

The only animated entry on this list, it goes behind the scenes of wind energy generation to break down the job of each piece of a turbine (from the blades to the yaw drive).

These control methods will be used to increase the turbines» power production and efficiency and reduce the stress placed on the blades by strong winds.

Thousands of GE turbines on land as well as in the sea are already using LM Wind's blades.

The rapidly spinning blades of huge wind turbines have an effect on their surroundings, and it goes beyond aesthetics.

To design and build the Haliade - X platform, GE Renewable Energy is relying on an unprecedented collaboration across the GE portfolio, leveraging the knowledge of GE's Onshore wind team, with 50,000 turbines in the field; the blade expertise of LM Wind Power; the GE Power and GE Aviation engineers for peer reviews of component and systems design; the Global Research Center for control systems and component validation; and GE Digital for supporting digital modelling, analytics and app developmwind team, with 50,000 turbines in the field; the blade expertise of LM Wind Power; the GE Power and GE Aviation engineers for peer reviews of component and systems design; the Global Research Center for control systems and component validation; and GE Digital for supporting digital modelling, analytics and app developmWind Power; the GE Power and GE Aviation engineers for peer reviews of component and systems design; the Global Research Center for control systems and component validation; and GE Digital for supporting digital modelling, analytics and app development.

Several questions have been raised about whether rotating blades on wind turbines are interfering with radar at airports and military installations.

Instruments have long been sent out to sea to measure winds on the ocean's surface, but the blade tips of offshore wind turbines can reach up to 600 feet above the surface, where winds can behave very differently.

On July 19, 2000, TXU Electric and FPL Energy announced plans for a major «wind farm,» to be built in West Texas, south of Odessa, that would: * Consist of 242 wind turbines that will stand 166 - feet tall and have fiberglass blades 76 - feet long (for a total height of 232 feet).

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the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiwind turbines used for Wind Generation Historically Small wind turbines used for agriculture use — pump water Provide electrical needs for isolated homes Extracts ~ 3 kW of power with wind vanes no larger than 1m long Modern Wind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higheturbines used for Wind Generation Historically Small wind turbines used for agriculture use — pump water Provide electrical needs for isolated homes Extracts ~ 3 kW of power with wind vanes no larger than 1m long Modern Wind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiWind Generation Historically Small wind turbines used for agriculture use — pump water Provide electrical needs for isolated homes Extracts ~ 3 kW of power with wind vanes no larger than 1m long Modern Wind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiwind turbines used for agriculture use — pump water Provide electrical needs for isolated homes Extracts ~ 3 kW of power with wind vanes no larger than 1m long Modern Wind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higheturbines used for agriculture use — pump water Provide electrical needs for isolated homes Extracts ~ 3 kW of power with wind vanes no larger than 1m long Modern Wind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiwind vanes no larger than 1m long Modern Wind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiWind turbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higheturbines with vanes larger than 50 m can extract megawatts of power from the wind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiwind Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher Blades designed to function similar to airplane wings utilizing lift created by the wind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher wiwind flowing over the surface to turn the blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higher blades — more efficient Turbines mounted on tall towers or at sea can take advantage of higheTurbines mounted on tall towers or at sea can take advantage of higher winds.

yaw mechanism (to keep the blade assembly perpendicular to the wind; also to untwist the electrical cables in the tower when necessary)-- the nacelle (turbine housing) and blades together weigh 92 tons on a GE 1.5 - MW turbine

Some early wind turbines had the blades on the downwind side of the tower.

«Exascale turbines take advantage of economies of scale,» says Todd Griffith, lead blade designer on the project and technical lead for Sandia's Offshore Wind Energy Program.

The magority of bats appeard to be killed on low wind - speed night when power production was proportionally low but turbine blades were still moving, often at or close to fully operational speed.

On 2012/03/21 a wind turbine at Wonthaggi Wind Farm in western Gippsland, Victoria, was damaged by lightning, apparently resulting in a blade being browind turbine at Wonthaggi Wind Farm in western Gippsland, Victoria, was damaged by lightning, apparently resulting in a blade being broWind Farm in western Gippsland, Victoria, was damaged by lightning, apparently resulting in a blade being broken.

Surveillance radar, used to detect aircraft and display their position on radar screens, can also show returns from other moving sources such as cars, trains and blades of a wind turbine.

Wind turbines observed to be running with snow and ice on the blades are not uncommon events.

Wind farms that have red flashing lights on the turbine blades or sites that were studied previous to construction had lower fatality rates than the others.

One solution, which is what researchers at Purdue are working on, is to have a turbine with «smart» blades that can shape - shift depending on wind conditions.

The team has so far been testing the resin on components of wind turbine blades, but will now move to doing full - scale tests.

Yvonne Wilke, Volkmar Stenzel and Manfred Peschka of the Fraunhofer Institute have developed a paint based on the textured skin of sharks that will help make the blades of wind turbines spin more effectively.

Wind turbine blades are built in Michigan and Ohio and Wisconsin and Pennsylvania with energy - intensive glass or carbon fiber, polyester resins, epoxy resins, sodium silicate, organic peroxides, and so on.

Judge Orders Hyper - Polluting Indiana Coal Plant to Shut Down 40 % of Units Shape - Shifting Wind Turbine Blades Increase Clean Energy Production New Flexible Solar Panels on Stainless Steel Manufactured Up To a Mile Long

The flicker of tree shadows for drivers travelling on the roads would be almost infinitely greater than the occasional flicker from a wind turbine blade.

Visualization created using Yellowstone Contour lines and isosurfaces provide valuable information about turbulence and aerodynamic drag in this visualization of air flow through the blades of a wind turbine, the product of a simulation on the NCAR - Wyoming Supercomputing Center's Yellowstone system.

At any time when the sun gets sufficiently low in the sky to cast a shadow of wind turbine blades on a nearby road there would also be shadows of trees.

«Energy production relies on mechanical engineers to design, build and maintain structures and systems that collect, contain and transmit vast amounts of energy, from wind turbine blades, gearboxes and towers to high pressure boilers and nuclear reactors.»