Articles tagged with Wind Power
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Research on wind farms reveals their potential to slow tropical cyclone winds and reduce precipitation. Additionally, a study found that people experiencing homelessness are four times more likely to suffer temperature-related illnesses, such as heat stroke, than the general population.
A team of Lehigh University researchers led by Professor Muhannad Suleiman is working to develop floating offshore wind platforms that can harness both wind and wave energy. The goal is to create more efficient and resilient structures that can withstand extreme weather conditions.
Researchers have created a cost-effective and efficient method to test seabed soil when designing offshore wind farms. The new device, based on a modified speargun, can penetrate sandy seabeds more effectively than existing probes, offering significant time and cost savings.
A recent study from the University of Illinois suggests that Illinois' clean energy transition has led to a lack of equity in the distribution of renewable power benefits. The state prioritized historically marginalized communities but failed to consider the burdens on rural, white communities, resulting in perceived injustices and opp...
New research reveals offshore windfarm electromagnetic fields have minimal impact on shark growth and survival, but ongoing studies aim to improve understanding of effects on marine species. The study focused on small-spotted catshark development under control and windfarm-impacted conditions using AC or DC currents.
Researchers found that 240 Chinese cities benefit from carbon mitigation efforts of other cities, with weak beneficiaries having stronger connections to upstream heavy industry cities. Effective emission reduction requires policies addressing distinct city challenges and opportunities.
A survey conducted by RIFS shows that 91% of Jordanian citizens want to see an expansion of renewable energies. They hope this will create jobs, improve energy security, and reduce costs. However, the government's policy of blocking renewables has stalled the energy transition.
A £800,000 project aims to optimise a flexible floating offshore wind platform for applications in the Celtic Sea. The initiative will support local supply chains and increase the use of local steel in fabrication, with the goal of reducing costs and environmental impact.
A global review of wind energy found that offshore turbines can prevent meltdowns like Fukushima and are more resilient to earthquakes. The study also shows wind power is cheaper than new nuclear power stations, with a lifetime cost of £44/MWh compared to £92.50/MWh for Hinkley Point C.
Research reveals that powerful sediment flows, not methane gas eruptions, maintain prehistoric seafloor pockmarks off the California coast. Sediment gravity flows have caused erosion in the center of each pockmark, maintaining these unique underwater morphologic features over time.
Researchers at the University of Bristol are using drones to harness wind energy and reduce carbon emissions. The project aims to improve safety and efficiency in Airborne Wind Energy Systems (AWES), which has the potential to generate €70 billion worth of electricity by 2050.
A new study published in the Journal of the Royal Society of New Zealand found that wind farms can offset their carbon emissions within two years. The research used data from a Harapaki onshore wind farm in Hawke's Bay, New Zealand, and found that the turbine can generate all the energy consumed across its life-cycle within six months.
Researchers from Utrecht University introduce a vision for a completely fossil-free refinery, which would convert CO2, plastic, and biomass waste into useful raw materials. The refinery would require massive amounts of renewable energy and significant investments, but could potentially reduce greenhouse gas emissions significantly.
A study by Raheel Ahmed Shaikh and colleagues models the most cost-efficient path to Australia's fully renewable electricity grid. The optimal route would require significant expansion of generation and storage, but could reduce costs with interconnection between eastern and western grids.
Decarbonizing China's Southern Power Grid could lead to ecological and sociological trade-offs, including reducing cropland in favor of solar and wind power, impacting river basins like the Salween and Mekong. Building dams for hydropower production would also negatively affect ecosystems and fisheries.
A team of scientists estimates that proposed offshore wind turbines could take away energy from existing ones, reducing power output by 34-38%. The 'wake effect' reduces total power generation due to slower wind behind turbines. Predicting wake effects can help grid operators manage them and ensure a balanced supply-demand balance.
A team of mathematicians discovered a previously unknown aerodynamic phenomenon in bird flocking, where small groups benefit from precise interactions, but larger groups are disrupted by dislodging members. This breakthrough has potential applications in transportation and energy efficiency.
Iowa State University has established a new cybersecurity center to address the growing threat of cyberattacks on renewable energy systems and microgrids. The center will develop robust algorithms and tools to detect and mitigate cyberattacks, as well as strengthen the grid industry's cybersecurity workforce.
A recent study published in Environmental Science and Technology found that wind farms only use a small fraction of the land they are built on. The research also showed that wind turbines sited near existing roads can produce energy seven times more efficiently than those developed from scratch.
New research by Bangor University reveals that summer storms help maintain healthy oxygen levels in deep waters around the UK. The study shows that oxygen mixing can slow the development of a summer oxygen deficit, improving ocean health.
The MODERNISE project, funded by the US Department of Energy, aims to develop computational algorithms for grid operators to integrate renewable energy sources. By aggregating small, distributed energy resources, researchers hope to improve transmission grid operations and make them more reliable and efficient.
Researchers at EPFL have developed a genetic learning algorithm to identify optimal pitch profiles for VAWT blades, increasing turbine efficiency by 200% and reducing vibrations by 77%. This innovation addresses the engineering problem of air flow control and has the potential to bring efficient VAWT technology to maturity.
A Washington State University-led study found that widespread, extreme temperature events can capture greater solar radiation and higher wind speeds to help power grids. This analysis suggests using more renewable energy at these times could reduce strain on grids during increased energy demand.
A new study by Cornell University researchers suggests that combining cryptocurrency mining with green hydrogen technology can significantly boost renewable energy production. The approach, known as the 'dynamic duo,' has the potential to accelerate wind and solar capacity growth across the US.
A new study published in Nature Sustainability suggests that decommissioned offshore structures may only provide limited long-term ecological benefits. The research analyzed over 530 scientific studies on the effects of marine artificial structures and found no conclusive evidence to support their use as artificial reefs.
A recent PNAS study finds that wind turbine visibility reduces home values by up to 8%, but this effect decreases with distance and age of turbines. The study's findings provide valuable insights for sustainable energy development and community-friendly projects.
A recent study found that wind turbines have a limited impact on US property values, dropping by up to 8% when built less than 2 kilometers away. However, this effect diminishes over time as people become more accustomed to the presence of turbines.
Citizens in Denmark, Germany, Poland, and Portugal prefer decentralized renewable energy systems with high rooftop solar shares. They value low electricity prices and reduced dependence on imports over technology preferences.
Researchers are developing a new framework to integrate renewable energy sources with the power grid using machine learning. The goal is to ensure efficient and stable operations while maximizing wind and solar power usage.
A recent study introduces a novel methodology to assess onshore wind energy's economic viability and competitive edge. China's ambitious environmental goals, driven by technological advancements and cost reductions, have led to a rapid growth in wind power, aiming for carbon neutrality by 2060.
Oregon State University researchers have documented the first-ever sighting of a hoary bat flying over the open ocean, highlighting the need for further studies on threats bats face at sea. The sighting occurred in an area leased for potential offshore wind energy development.
The University of Texas at Dallas' Wind Energy Center is expanding its operations with a new physical headquarters, labs, meeting areas, and office space. The facility will feature cutting-edge equipment, including a wind-wave tunnel and Intelligent Energy Systems Lab.
Researchers at UBC Okanagan have developed a new modeling framework called TOSCA, which helps improve wind energy forecasts and productivity. The framework can capture the interaction between large wind farms and the oncoming wind, leading to more accurate estimates of power output.
A Princeton-led study found that most common clean energy procurement strategies are ineffective in reducing long-term emissions in the US. However, one approach called temporal matching can have a substantial effect when companies purchase clean energy hourly to match their real-time energy consumption.
Researchers from Concordia University explore risks of cyberattacks faced by offshore wind farms with VSC-HVDC connections. These attacks could lead to false information, electrical disturbances, and potential transmission of amplified oscillations through the main power grid.
Two UH projects explore repurposing existing energy assets for clean energy, while a third project establishes a visiting scholar program to develop carbon-negative hydrogen production. The funding aims to create a skilled workforce for a net-zero emissions economy by 2050.
Scientists used stable hydrogen isotope data from 871 dead birds at California wind and solar facilities to understand the geographic origin of affected birds. The study found that most birds killed at solar facilities were nonlocal and varied among species, with local birds making up nearly half of those killed at wind facilities.
A recent study by Leibniz-IZW and Philipps-Universität Marburg found that forest bats reduce their activity by 77% within a radius of 80-450 meters around operational wind turbines. The researchers suggest noise emission from turbine rotors is the primary cause of this avoidance behavior.
A new NSF-supported collaboration aims to improve liquid organic hydrogen carriers and use AI to identify novel approaches for a global renewable energy supply chain. The team is developing a new class of molecules, chemistries, and chemical processes to better store and transport green energy across the globe.
Researchers found that compound energy droughts can occur nationwide, with varying frequencies and durations across regions. Understanding these droughts will help grid planners prepare for energy storage needs and inform deployment of long-duration energy storage projects.
A new study finds that wind and solar projects can generate millions of dollars by leveraging bitcoin mining during the precommercial phase. The research suggests strategic placement of mining farms to maximize productivity, with Texas emerging as a top state for profitability. The authors recommend policy incentives to encourage envir...
Researchers at Tokyo University of Science developed nanostructured hard carbon electrodes using inorganic zinc-based compounds, which deliver unprecedented performance and significantly increase the capacity of sodium- and potassium-ion batteries. The new electrodes improve energy density by 1.6 times compared to existing technologies.
The Beckman Institute's new Electrolab robot automates electrochemical experiments and data analysis, reducing manual effort and time for researchers. The instrument can explore alternative power sources and analyze chemical reactions to combat climate change.
Researchers estimate that 5% of Europe's freestanding single-family homes could become economically self-sufficient in 2050. While some regions have high potential for self-sufficiency, becoming fully off-grid is not the most economic choice due to higher costs.
A new hybrid method developed by Concordia researchers combines data from Weibull probability distribution and numerical weather prediction models to improve wind speed forecasting accuracy. This innovation has the potential to significantly enhance urban power generation, particularly in areas with high variability in wind speeds.
The Beckman Institute's DROPLETS project uses microdroplets to catalyze electrochemical reactions, producing clean hydrogen and sequestering carbon dioxide. The project aims to lay out a foundation for a sustainable clean energy future.
Researchers from the University of Bergen found that offshore wind farms can reduce downstream wind resources by up to 20% within 50km due to wake effects. This poses significant regulatory challenges for large-scale offshore wind development, particularly in international waters.
The HY4RES project aims to develop hybrid renewable energy systems combining solar, wind, and pumped storage hydropower to provide energy self-sufficiency for communities. Researchers will conduct a life cycle sustainability assessment of the technologies' impacts on the Atlantic Area.
UBC Okanagan researchers have developed sensors that can detect erosion and breaches in protective coatings, reducing inspection time and error risk. The AI-enabled sensors can also distinguish individual layer erosion within multi-layer coatings, enabling proactive monitoring and addressing of equipment degradation.
A new report from PNNL shows that floating offshore wind farms could potentially triple the Pacific Northwest's wind power capacity while offsetting millions of dollars in costs. This could lead to a significant increase in renewable energy production and help reduce carbon emissions, with the potential to power tens of million of homes.
The study found that offshore wind could generate up to 8% of the nation's electricity by 2050, with deployment ranging from 30 to 250 gigawatts. High levels of deployment are likely in scenarios with stringent decarbonization policies and low technology costs.
A new study by Caroline Hachem-Vermette and Kuljeet Singh analyzed the design and energy characteristics of various neighborhoods to assess their vulnerabilities to power outages. The researchers found that thoughtful design can reduce a neighborhood's energy vulnerability during disruptions, and they recommend modifications to shelter...
Researchers at Cornell University have developed a new method to purify rare earth elements using metal-loving microbes. The microbe selectively adsorbs and purifies these elements, eliminating the need for harsh chemicals.
A study by UC Santa Barbara and Gallup Inc. found that nearly one in five wind projects faced opposition, with rates increasing over time. White, wealthy communities are more likely to oppose wind farms in the US, while wealthier communities in Canada also show resistance.
A new study analyzes challenges in sustainably meeting different hydrogen demand scenarios on a country-by-country basis. The research finds that less than half of projected 2050 demand for hydrogen fuel could be produced locally using wind or solar power due to land and water scarcity.
The project aims to assess the operational resilience of microgrids on DoD installations and ships, using new operational resilience indexes developed by Lehigh University researcher Javad Khazaei. The team will develop a dashboard to monitor resilience indexes in real-time, providing recommendations for improving the systems.
Researchers from the University of Oldenburg developed a new stochastic method to mitigate sudden swings in wind turbine power output. The study found that control systems are mainly responsible for short-term fluctuations and can be optimized to ensure more consistent energy output.
A new catalyst designed by researchers at City University Hong Kong and tested by Imperial College London could boost renewable energy storage. The catalyst uses single atoms of platinum to produce an efficient but cost-effective platform for water splitting, paving the way for cheaper hydrogen production.
A new battery design without a membrane has been developed by researchers at the University of Cincinnati, offering higher energy density and lower costs. The battery can generate nearly 4 volts of power, eliminating costly and inefficient membrane-separators.
A new study by Edith Cowan University has discovered zinc-air batteries as a superior alternative to lithium-ion, offering low costs, environmental benefits, and high theoretical energy density. The breakthrough redesigns the batteries using natural resources like zinc from Australia and air, enhancing their viability for sustainable e...