Current Wind turbine News and Events

Current Wind turbine News and Events, Wind turbine News Articles.
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Laboratory experiments unravelling the mystery of the Mars moon Phobos
There is no weather in space - but there is weathering: Celestial bodies are bombarded by high energy particles. On the Mars moon Phobos, the situation is complicated: It is hit by particles from the sun, but it is partly shielded by Mars. New experiments explain what is going on, in 2024 a space mission will reach Phobos and check the results. (2020-11-30)

Supersized wind turbines generate clean energy--and surprising physics
As wind energy scales up, researchers study the fluid dynamics challenges. (2020-11-23)

The science of windy cities
Researchers model urban airflows to help improve the design of drones, skyscrapers, and natural ventilation systems. (2020-11-23)

NREL advanced manufacturing research moves wind turbine blades toward recyclability
A new material for wind blades that can be recycled could transform the wind industry, rendering renewable energy more sustainable than ever before while lowering costs in the process. The use of a thermoplastic resin has been validated at the National Renewable Energy Laboratory (NREL). Researchers demonstrated the feasibility of thermoplastic resin by manufacturing a 9-meter-long wind turbine blade using this novel resin, which was developed by a Pennsylvania company called Arkema Inc. (2020-11-17)

Recent climate extremes have driven unprecedented changes in the deep ocean
New measurements reveal a surprising increase in the amount of dense water sinking near Antarctica, following 50 years of decline. (2020-11-16)

Making a case for organic Rankine cycles in waste heat recovery
In a recent research paper, published in the Energy journal, City, University of London's Dr Martin White says cascaded organic Rankine cycle systems could improve the way in which environmentally-friendly power is generated from waste heat. (2020-11-11)

Researchers discover the secret of how moss spreads
University of Copenhagen researchers have discovered how mosses became one of our planet's most widely distributed plants -- global wind systems transport them along Earth's latitudes, to rooftops, sidewalks and lawns worldwide, and as far away as Antarctica. This new knowledge can provide us with a better understanding of how other small organisms are spread, including airborne bacteria and organisms that produce airborne spores. (2020-11-10)

Smart devices to schedule electricity use may prevent blackouts
Power plants generate electricity and send it into power lines that distribute energy to nodes where it can be used. But if the electricity load is more than the system's capacity, transmission can fail, leading to a cascade of failures throughout the electric grid. In the journal Chaos, researchers show demand side control may be an effective solution to stabilizing the reliability of power grids that use a mix of energy generation sources. (2020-11-10)

Methods developed by biorobotics engineers help make hydropower plants more fish-friendly
In the Europe-wide FIThydro project, TalTech researchers worked with industry partners to study existing hydroelectric power plants. Together with researchers across Europe, they developed new assessment methods and technologies with the goal of making hydropower more fish-friendly and environmentally sustainable. (2020-11-10)

Seeing dark matter in a new light
A small team of astronomers have found a new way to 'see' the elusive dark matter haloes that surround galaxies, with a new technique 10 times more precise than the previous-best method. The work is published in Monthly Notices of the Royal Astronomical Society. (2020-11-06)

Policy, not tech, spurred Danish dominance in wind energy
In a new study focused on Denmark, a global leader in wind energy - a relatively mature and low-cost renewable technology - researchers found that government policies have been the primary driver of that industry's growth and development. (2020-11-06)

Recipe for a storm
Turbulence is an omnipresent phenomenon - and one of the great mysteries of physics. A research team from the University of Oldenburg in Germany has now succeeded in generating realistic storm turbulence in the wind tunnel of the Center for Wind Energy Research (ForWind). (2020-11-04)

Tracking flight trajectory of evaporating cough droplets
The ongoing COVID-19 pandemic has led many to study airborne droplet transmission in different conditions and environments, and in Physics of Fluids, researchers from A*STAR conducted a numerical study on droplet dispersion using high fidelity air flow simulation. The scientists found a single 100-micrometer cough droplet under wind speed of 2 meters per second can travel up to 6.6 meters and even further under dry air conditions due to droplet evaporation. (2020-11-03)

Renewable energy targets can undermine sustainable intentions
Renewable energy targets (RETs) may be too blunt a tool for ensuring a sustainable future, according to University of Queensland-led research. PhD candidate Scott Spillias, from UQ's School of Earth and Environmental Sciences, said that, while RETs are a go-to for policymakers, more nuanced approaches were more effective at actually achieving holistic, sustainable outcomes. (2020-10-27)

Cross-party agreement on decarbonization but no master plan for electricity system
Which political parties have the most ambitious climate and energy policies? The answer, according to a new study, is surprising. In Germany, France, Spain and Italy, parties across the political spectrum, from the Greens to the Liberals, show a similar level of ambition on this score. However, researchers have also identified a major impediment to the energy transition: none of the investigated parties has a convincing idea for a technology mix that would ensure grid stability despite weather-related fluctuations in wind and solar energy. (2020-10-20)

Predicting tornadoes on UK cold fronts for the first time
Weather forecasters can more accurately predict when a tornado is likely to hit the UK thanks to a new tool devised in a partnership between the University of Leeds and the Met Office. (2020-10-20)

LiU researchers first to develop an organic battery
Researchers at the Laboratory of Organic Electronics, Linköping University, have for the first time demonstrated an organic battery. It is of a type known as a 'redox flow battery', with a large capacity that can be used to store energy from wind turbines and solar cells, and as a power bank for cars. An article now published in Advanced Functional Materials. (2020-10-15)

NASA finds wind shear affecting Tropical Storm Nangka post-landfall
Tropical Storm Nangka made landfall south of Haiphong, Vietnam and began to weaken. NASA's Aqua satellite revealed wind shear was affecting the storm as it continued to push inland. (2020-10-15)

Winners and losers of energy transition
Drastically reducing greenhouse gas emissions in the electricity sector could have substantial economic and social impacts. Some regions might benefit more than others from new employment opportunities and from reduced air pollution, while others face threats to employment. Such a transition to renewable electricity thus risks creating new regional winners and losers. In a study published in Nature Communications, scientists from the University of Geneva (UNIGE) quantify regional impacts associated with Central European electricity targets. (2020-10-13)

Mathematical tools predict if wave-energy devices stay afloat in the ocean
Ocean waves represent an abundant source of renewable energy. But to best use this natural resource, wave-energy converters need to be capable of physically handling ocean waves of different strengths without capsizing. (2020-10-13)

Hurricanes, heavy rains are critical for Hawai'i's groundwater supply
New research led by University of Hawai'i at Mānoa scientists indicates that rain brought to the islands by hurricanes and Kona storms can often be the most important precipitation for re-supplying groundwater in many regions of the island of O'ahu. (2020-10-12)

NASA shows heaviest rainfall displaced in Typhoon Chan-hom
Typhoon Chan-hom was still moving parallel to Japan's east coast as NASA's satellite rainfall product, that incorporates data from satellites and observations, showed its heaviest rainfall was pushed northeast of center. (2020-10-09)

NASA imagery reveals Tropical Storm Gamma battered by wind shear
NASA's Terra satellite obtained visible imagery of Tropical Storm Gamma being battered by outside winds in the south central Gulf of Mexico. Over the weekend of Oct. 3 and 4, Gamma tracked over Mexico's Yucatan Peninsula. (2020-10-05)

NASA infrared imagery reveals wind shear displacing Marie's strongest storms
NASA's Aqua satellite provided an infrared view of Tropical Storm Marie that revealed the effects of outside winds battering the storm. (2020-10-05)

Safe flight: New method detects onset of destructive oscillations in aircraft turbines
''Flutter'' is a complex oscillatory phenomenon that can destroy aircraft turbine blades and has historically been the cause of several plane accidents. Now, scientists at Tokyo University of Science and the Japan Aerospace Exploration Agency explore a novel approach that can be used to early detect the onset of flutter, solving one of the main problems that has been holding back the design of lighter and more efficient turbines. (2020-09-30)

NASA imagery reveals Kujira transitioning into an extratropical cyclone 
Tropical cyclones can become post-tropical before they dissipate, meaning they can become sub-tropical, extra-tropical or a remnant low-pressure area. NASA's Aqua satellite provided a visible image that showed Typhoon Kujira transitioning into an extra-tropical storm, and the effects of strong wind shear on the system. (2020-09-30)

Generating renewable hydrogen fuel from the sea
The power of the sun, wind and sea may soon combine to produce clean-burning hydrogen fuel, according to a team of Penn State researchers. The team integrated water purification technology into a new proof-of-concept design for a sea water electrolyzer, which uses an electric current to split apart the hydrogen and oxygen in water molecules. (2020-09-29)

Scientists explored optimal shapes of thermal energy storages
Scientists from Far Eastern Federal University (FEFU), and the Institute of Automation and Control Processes of the Far Eastern Branch of the Russian Academy of Sciences (IACP FEB RAS) have studied a correlation between the shape of Thermal Energy Storages (TES) used in traditional and renewable energy sectors and their efficiency. Using the obtained data, design engineers might be able to improve TES for specific needs. A related article was published in the Renewable Energy. (2020-09-28)

Quieter wind beneath the wings
The ability to efficiently simulate the noise generated by wings and propellers promises to accelerate the development of quieter aircraft and turbines. (2020-09-27)

Wind forecasts power up for reliable energy production
Prediction of wind speed and direction for up to several hours in advance improves Saudi Arabia's wind energy potential. (2020-09-27)

NASA finds wind shear displacing Lowell's strongest storms
NASA's Aqua satellite provided an infrared view of Tropical Storm Lowell that revealed the effects of outside winds battering the storm. (2020-09-25)

NASA finds post-tropical storm Beta's clouds blanketing the Southeastern US   
NASA's Terra satellite obtained visible imagery of Post-Tropical Cyclone Beta as it continued moving slowly through the Tennessee Valley. Clouds associated with the low-pressure area looked like a large white blanket draped across much of the southeastern U.S. (2020-09-25)

Coldest Northern Hemisphere temperature, first recorded by UW, officially confirmed
Nearly 30 years after recording a temperature of minus 93.2 degrees Fahrenheit (minus 69.6 Celsius) in Greenland, the measurement has been verified by the World Meteorological Organization as the coldest recorded temperature in the Northern Hemisphere. The measurement was first recorded by a University of Wisconsin-Madison Antarctic Meteorological Research Center Automatic Weather Station in December 1991. (2020-09-25)

NASA-NOAA satellite finds wind shear affecting Tropical Storm Lowell
NASA-NOAA's Suomi NPP satellite passed over the Eastern North Pacific Ocean and captured a visible image of Tropical Storm Lowell that revealed the storm was dealing with wind shear. (2020-09-24)

This tiny device can scavenge wind energy from the breeze you make when you walk
Most of the wind available on land is too gentle to push commercial wind turbine blades, but now researchers in China have designed a kind of 'tiny wind turbine' that can scavenge wind energy from breezes as little as those created by a brisk walk. The method, presented September 23, 2020 in the journal Cell Reports Physical Science, is a low-cost and efficient way of collecting light breezes as a micro-energy source. (2020-09-23)

NASA finds Dolphin swimming against wind shear
NASA's Terra satellite provided a visible image of a slightly elongated Tropical Storm Dolphin as it battled wind shear upon its approach to east central Japan. (2020-09-23)

Evaporation critical to coronavirus transmission as weather changes
As COVID-19 cases continue to rise, it is increasingly urgent to understand how climate impacts the spread of the coronavirus, particularly as winter virus infections are more common and the northern hemisphere will soon see cooler temperatures. In Physics of Fluids, researchers studied the effects of relative humidity, environmental temperature, and wind speed on the respiratory cloud and virus viability. They found a critical factor for the transmission of the infectious particles is evaporation. (2020-09-22)

NASA analyzes Tropical Storm Lowell's very cold cloud tops
NASA analyzed the cloud top temperatures in Tropical Storm Lowell using infrared light to determine the strength of the storm. Infrared imagery revealed that the strongest storms were around Lowell's center and in its southern quadrant because of northerly wind shear. (2020-09-22)

SwRI instruments aboard Rosetta help detect unexpected ultraviolet aurora at a comet
Data from Southwest Research Institute-led instruments aboard ESA's Rosetta spacecraft have helped reveal auroral emissions in the far ultraviolet around a comet for the first time. (2020-09-21)

Comet Chury's ultraviolet aurora
On Earth, auroras, also called northern lights, have always fascinated people. An international consortium involving the University of Bern has now discovered such auroras in the ultraviolet wavelength range at comet 67P/Churyumov-Gerasimenko, Chury for short. This phenomenon was detected thanks to the analysis of data from the European Space Agency ESA's Rosetta mission. (2020-09-21)

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