Articles tagged with Renewable Energy
Researchers at the University of Queensland have achieved a significant breakthrough in solar technology by developing a unique surface engineering strategy that improves the conversion of solar energy to electricity. The team set a world record for quantum dot solar cell efficiency, reaching 16.6%, which is a major improvement over pr...
A Swansea-led team will assess the impact of integrating renewable energy sources on the UK power grid, focusing on harmonic generation and transfer. The research aims to develop accurate models for devices and power systems, combining detailed converter models with simplified representations.
Researchers aim to create a less expensive and efficient natural gas storage system using super-absorbent materials, enabling smaller tanks for vehicles.
Researchers at UCF's Department of Mechanical and Aerospace Engineering have determined that ethanol is the best biofuel for producing minimal soot during combustion. The study also identified chemical pathways involved in combustion reactions, which can be used to further research into reducing soot production.
The International Arctic Station (IAS), dubbed Snowflake, will be a fully autonomous facility powered by renewable energy sources and hydrogen fuel. The station aims to test and promote environmentally friendly technologies for life support and remote settlement maintenance in the Arctic region.
Scientists have created an alloy that generates hydrogen on demand, enabling the use of portable fuel cells. The innovative method uses a gallium-indium-tin-bismuth alloy to produce hydrogen when combined with water and aluminum.
Scientists at EPFL develop a reactor system to observe real-time production of synthetic natural gas from CO2 and H2, capturing dynamic reaction phenomena with high resolution. The method allows for optimized reactor and catalyst designs to improve performance in dynamic conditions.
A series of five-year tests measured solar panel performance, providing data for better error correction factors and choosing the most efficient panels. The results highlight a simple data aggregation method that yields reasonable results without bias.
The Stanford report outlines a roadmap for 143 countries to transition to 100% clean, renewable energy by 2050, reducing worldwide energy needs by 57%, creating 28.6 million jobs, and saving 91% on energy, health, and climate costs. The plan requires an initial investment of $73 trillion but pays for itself over time through energy sales.
Researchers have developed a bio-inspired membrane that combines the strength of bones with the ion transport properties of cartilage, enabling it to harness osmotic energy from saltwater. The membrane has shown high stability and performance, making it a promising solution for harvesting ocean energy.
Researchers at NREL have discovered a novel oxygenate molecule that can be produced from biomass, showing promise as a blend for diesel fuel. Initial results suggest improved ignition quality, reduced sooting, and fuel economy gains.
Researchers warn of potential negative impacts of offshore renewable energy on marine life, including head trauma and hearing loss. The study suggests that consideration should be given to the impact of technologies like wind turbines and wave energy converters on marine animals before implementation.
Global carbon emissions are projected to increase by 0.6% in 2019, with natural gas and oil driving growth, while coal use declines in the EU and US. The slower rate of growth is attributed to structural changes and energy policies aimed at phasing out fossil fuels.
Imperial College London scientists have developed a new type of membrane that can improve water purification and battery energy storage efforts. The new approach uses low-cost plastic membranes with many tiny hydrophilic pores, making them more selective and efficient than current technology.
A new integrated conversion process reduces emissions by 40-96% using ethanol, making biofuels more sustainable. Researchers developed a one-step conversion method to lower costs and environmental footprint.
A new analysis by ORNL and collaborators found that a single-step catalytic conversion process can produce blendstocks at $2/gigajoule and $1.44/GJ in the future, competitive with conventional jet fuel. The process uses a zeolite catalyst to directly convert wet ethanol into hydrocarbon chains.
A survey of stakeholders in the wind energy field reveals a consensus on prioritizing biodiversity protection over climate change concerns. Stakeholders agree that measures to make wind energy production ecologically sustainable should be taken, with most suggesting increased research and improved efficiency.
The US Department of Energy has awarded approximately $80 million over three years to strengthen the nation's energy infrastructure. The funding aims to bolster the reliability and resilience of energy systems through various projects, including malware detection and advanced sensors and data analytics.
Researchers say nanomaterials hold the key to improving energy storage technology, which is crucial for integrating renewable energy sources into the grid. The technology can help stabilize energy supply and demand, making it possible to manage intermittent energy generation from solar and wind power.
The University of Maryland, Baltimore County took top spot in the DOE's CyberForce Competition with its impressive cybersecurity skills. The competition aimed to inspire and develop the next generation of energy sector cybersecurity professionals.
Researchers are developing new metal conductors to replace indium tin oxide (ITO) in organic light-emitting diodes (OLEDs), addressing limitations such as high cost and poor performance. The new technology, funded by a $1 million DOE grant, aims to improve OLED displays with enhanced brightness and flexibility.
A new Harvard study estimates climate and health benefits from renewable energy installation vary greatly by country. The study suggests that companies, investors, and policymakers can use this framework to make strategic decisions around achieving sustainable development goals.
Researchers at Trinity College Dublin have made a breakthrough in finding catalysts for renewable energy production. They discovered new molecules that can increase the efficiency of water splitting, reducing the
Oak Ridge National Laboratory will lead two new projects and collaborate with seven more to enhance the nation's power grid reliability and resilience. The research focuses on developing efficient solutions for hardening the grid against disruption and making it more resilient when events occur.
A new Harvard study identifies the Upper Midwest as ideal for wind turbines and the Great Lakes/Mid-Atlantic region for solar power to achieve maximum benefits. The research, funded by Harvard University's Climate Change Solutions Fund, provides a guide for policymakers, businesses, and utilities on where to deploy renewable energy.
Researchers identify three grand challenges in wind energy research: understanding wind resources, addressing turbine and system dynamics, and designing wind plants for grid reliability. Addressing these challenges is crucial for advancing the state of the art in wind plant energy output.
The study uses a unique processing technique to create a polymer film capacitor with record-high energy density, promising a step change in the field of dielectric capacitors. This innovation could enable efficient and low-cost electric energy storage systems for intermittent renewable energy sources.
Researchers will explore ways to use renewable energy to increase usable water resources and produce ammonia for fertilizer. The project aims to create a multifaceted economic system sustaining small town and rural communities and maintaining agricultural production.
The Midwest Hydrogen and Fuel Cell Coalition aims to promote the adoption of hydrogen and fuel cells in the region. The coalition will facilitate technology demonstrations and encourage collaboration among researchers and developers to accelerate the adoption of these clean energy technologies.
Researchers from Singapore University of Technology and Design proposed a novel probabilistic dispatch strategy to minimize generation costs while ensuring constraint satisfaction in modern power grids. The approach significantly decreases the probability of constraint violation without impacting nominal power generation cost.
The article emphasizes the need for cross-disciplinary research on renewable energy storage and solar energy conversion. Scientists discuss ways to remove carbon from energy sources, crucial to avoiding climate change's worst consequences.
UIC researchers have successfully developed a fully rechargeable prototype of a lithium-carbon dioxide battery, demonstrating its potential for advanced energy storage systems. The battery's efficiency and long-lasting cycle life are significantly improved due to the use of new materials and a hybrid electrolyte.
The new Energy-Water Desalination Hub will focus on early-stage research and development for energy-efficient and low-cost desalination solutions. NAWI aims to recycle 90% of nontraditional water sources, promoting a circular water economy. The hub will advance novel technologies and prioritize high-impact projects.
SUNCAT researchers have made significant breakthroughs in converting CO2 into chemicals, fuels, and plastics using electrochemical reduction. By increasing the surface area of copper-based catalysts, they've improved selectivity and efficiency, offering a potential solution to reduce greenhouse gas emissions.
A new study by researchers at the Institute for Transformative Sustainability Research (IASS) in Potsdam shows that many regions and municipalities in Europe can meet their electricity demand using renewable energy systems. However, achieving complete self-sufficiency would require large shares of land to be assigned to electricity gen...
Researchers found agrivoltaics significantly impacted air temperatures, direct sunlight and atmospheric demand for water, leading to improved crop growth and reduced water loss. The system also increased energy production efficiency by cooling solar panels with crops underneath.
A study published in Advances in Atmospheric Sciences found that air pollution under clear skies significantly reduces the amount of sunlight reaching Earth's surface. The study highlights the negative impact of air pollution on renewable energy harvesting and associated economic burdens, as well as its effects on air purity.
A new study published in Joule finds that taxing carbon emissions would lead to improved energy efficiency, with potential reductions of up to 30% in energy usage by 2100. This innovation could motivate people to develop more efficient ways to use energy, making it easier to solve the climate problem.
The NYU Tandon team discovered a way to improve the efficiency of organic electrosynthesis, a process that can easily integrate with renewable energy sources. By applying artificial intelligence to optimize the reaction, they achieved a 30% improvement in adiponitrile production.
A UH engineer offers two winning proposals to the US Department of Energy to enhance the nation's electric grid, focusing on accommodating variable renewable energy generation. His projects include reconfiguring transmission networks and upgrading energy management systems with microgrids.
Researchers suggest that reaching an 80% reduction in building CO2 emissions by 2050 requires highly energy-efficient technologies, new operational approaches, and electrification of fossil fuel-based systems. The study identifies two promising avenues for reducing emissions: energy-saving retrofits and smart software optimization.
Krishnan Rajeshwar, a prominent chemistry professor at the University of Texas at Arlington, has been recognized for his exceptional contributions to electrochemistry. He received the Electrochemical Society's 2019 Electrodeposition Research Award for his outstanding research in electrodeposition.
New analysis reveals Europe's onshore wind farms could supply enough energy for the world until 2050, producing 497 EJ of power. The study identifies Turkey, Russia, and Norway as having the greatest potential for future wind power density.
Researchers at Ames Laboratory have identified orbital-moment quenching as a tool to enhance magnetization and magnetic anisotropy in samarium-cobalt magnets, potentially leading to improved performance and high-temperature durability.
MIT researchers quantify cost targets for energy storage to enable solar and wind power with storage to reach competitiveness with other on-demand energy sources. The study finds that energy storage costs need to fall below $20/kWh to achieve cost-competitive baseload power over a twenty-year period.
New research challenges long-held assumptions about whole-tree harvesting, finding it does not deplete soil and lead to weaker forest ecosystems. The study demonstrates that residue removal has few effects on forest ecology in managed stands, making biomass energy from whole trees a more sustainable option.
The Supergen ORE Hub has awarded £1 million to UK universities to support ambitious research projects in offshore renewable energy. The funding aims to tackle key engineering challenges and explore the transfer of research findings between sectors.
A mathematical model confirms that renewable energy accelerates economic growth in Myanmar, while non-renewable energy has a minimal impact. The study suggests increasing green energy use can lead to economic growth of up to 0.3 units per unit increase.
Researchers at Tokyo Tech create sensitized thermal cells (STCs) that can generate electric power using the Earth's crust heat. The team found that the battery can recharge itself when opened, making geothermal energy a promising renewable source.
A new PSU study found that shifting to renewable energy can increase energy poverty, particularly in nations with increasing inequality. Renewable energy consumption reduces carbon emissions more effectively in contexts of increased inequality, whereas it has a lesser impact when inequality is decreasing.
A new study finds that fossil fuels' ratios of extracted energy to produced energy are lower than previously thought, especially at the finished fuel stage. The study warns that declining EROI may lead to a 'net energy cliff', where available energy declines rapidly.
A recent study by the University of California, Davis, reveals 20 overlooked advantages of distributed solar energy, such as carbon sequestration and improvements for pollinator habitats. The study provides a framework for analyzing solar projects and highlights the potential of rooftop solar to benefit both humans and wildlife.
The Supergen ORE Hub has received an additional £4 million in EPSRC funding to expand its support for researchers across the UK. This investment will enable the creation of a collaborative approach to address technical, environmental and interdisciplinary challenges in the offshore renewable energy sector.
A new hybrid technology called Optiverter combines photovoltaic power optimizers and grid converters to maximize energy harvest from PV modules. The Optiverter ensures maximum energy production even in heavy or opaque shade, making it a significant improvement over current technology.
Researchers have integrated power grid considerations into the model of a newly planned net-zero energy district, enabling expansion of sustainable urban areas. The study found that centralized planning provides a means to proactively ensure reliable electricity service and mitigate daily and seasonal fluctuations.
Seven new research fellows have joined Oak Ridge National Laboratory's Innovation Crossroads program, focusing on various energy-related and grid topics. The selected innovators will collaborate with world-class experts and unique capabilities at ORNL to advance their technologies.
A new method enables efficient use of energy by smart homes in a microgrid, reducing overall load and demand for renewable energy. The approach allows smart homes to exchange surplus renewable energy, optimizing energy use and scheduling.
A new Stanford study finds that companies claiming 100% renewable energy don't necessarily reduce carbon emissions by 100%. Hourly accounting methods show wind power produces more emissions reductions than solar power in California. The study highlights the need for hourly data to measure environmental benefits accurately.
DGIST and CNR-ITAE agreed on a memorandum of understanding to share energy research information and promote human resource exchanges. The two institutions will focus on sustainable energy applications and technology-intensive energy use.
Scientists at Argonne National Laboratory have developed a new cathode coating that provides extra layer of protection for battery cathodes while maintaining electrical and ionical conductivity. The coating also prevents oxygen release and promotes structural stability, leading to potential energy output increases and longer lifetimes.