Articles tagged with Renewable Energy
A recent study by Stanford University researchers found that deploying carbon capture technologies would be more expensive and harmful than transitioning to renewable energy sources. The authors compared two extreme scenarios: a complete switch to renewable energy versus maintaining current fossil fuel reliance with some renewables, nu...
The study found that widespread deployment of carbon capture technology would be more costly and harmful than a global switch to renewable energy. Researchers calculated that replacing fossil fuels with renewables could reduce energy needs by over 54% and avoid hundreds of millions of illnesses and 5 million deaths per year.
A new study from the University of Cambridge suggests that hitting Europe's 2030 renewable energy targets could reduce electricity price volatility by an average of 20% across 29 European countries. This would lead to significant reductions in price spikes, with the UK and Ireland expected to benefit the most.
Researchers at the University of Cambridge and the University of California, Berkeley have developed a practical way to produce hydrocarbons from carbon dioxide using copper nano-flowers on artificial leaves. The device produces more complex hydrocarbons with two carbon atoms, such as ethane and ethylene, which are key building blocks ...
Lithuania is undergoing a significant energy transformation to reduce its reliance on imported fuels and increase the share of renewable energy in its mix. The country has made notable progress in increasing its renewable energy share, with 70% of electricity coming from renewable sources in 2023.
A recent study by Ritsumeikan University researchers analyzed the durability of flexible perovskite solar cells under damp heat conditions. The findings revealed that high humidity leads to degradation, while a high-quality barrier film retained most power conversion efficiency, making it crucial for long-term stability.
Researchers from ANEMEL have developed highly stable anion exchange membrane electrolysers that can produce hydrogen without using platinum-group catalysts. The new technology surpasses state-of-the-art solutions in performance and long-term stability, holding promise for industrial applications.
A new optimization model improves microgrid operation by reducing computational burden and introducing replanning, ensuring stable power supply under uncertain conditions. This approach boosts energy efficiency, minimizes waste, and supports the transition to sustainable energy.
Researchers at UMass Amherst have developed a plant-based method to extract nickel from contaminated soil, providing a potential solution for the US's growing demand for this critical mineral. By manipulating the superplant Camelina sativa, scientists can absorb nickel, produce biofuel oil, and clean polluted soil.
A new study finds that battery-powered electric vehicles (BEVs) have improved significantly in reliability over the years, matching the lifespans of traditional cars and vans with internal combustion engines. BEVs now have an average lifespan of 18.4 years and can travel up to 124,000 miles.
Researchers have designed a cost-effective and environment-friendly aluminum-ion battery that can withstand repeated jabs and high temperatures. The battery's long life and improved stability make it a promising technology for large-scale energy storage.
The collaboration aims to drive innovation in renewable energy technologies, focusing on advancements in solar, wind, and other new and renewable energy systems. Research efforts will also study microgrid technologies, grid management solutions, and explore energy-efficient buildings and processes.
China has achieved significant progress in reducing PM2.5 concentrations by 35.6% since 2015, while also increasing non-fossil energy consumption to 17.5%. However, rising ozone levels and extreme weather events pose new challenges, emphasizing the need for adaptive measures and stricter air quality standards.
The University of Texas at Arlington is developing more efficient processes for sourcing rare earth elements needed to produce high-performance magnets. The project aims to make the mining of these critical materials more environmentally sustainable and cost-effective.
A new study reveals the potential of federal reservoirs to host enough floating solar panels to generate up to 1,476 terawatt hours, or enough energy to power approximately 100 million US homes a year. This could help meet the country's solar energy needs and provide more reliable and resilient energy to the power grid.
Researchers at the University of Michigan will develop shock absorbers, noise-mitigating curtains, and hardware-in-loop platforms to improve testing and durability. The projects aim to make offshore renewable energy more reliable and better neighbor to marine life.
The study identifies 14 key impacts of wind energy on various systems, including environmental, socio-economic, and political-legal aspects. Researchers found that public acceptance is a major challenge for wind turbines, but also discovered benefits such as the phasing out of fossil-based energy and job creation opportunities.
Researchers have discovered that combining nanofluids and turbulators can maximize their functions, leading to significant benefits in energy transfer, cooling, and heating. The study highlights the potential of these technologies to contribute to the global transition towards renewable energy sources.
Researchers are developing a marine-based microbial fuel cell to power ocean sensing devices, eliminating the need for batteries and cables. The system, called PODPower, can produce up to 10 Watts of electricity consistently for over a year.
Compound low-solar-low-wind (LSLW) extremes in China are expected to increase nationwide, threatening the country's renewable energy supply. The Tibetan Plateau and northwestern China face high LSLW frequency, while grid interconnection can mitigate impacts by over 91%.
A special collection addresses solar energy's environmental and technical issues, combining atmospheric science and solar engineering expertise.
A new cryptographic framework proposes a data sharing scheme that guarantees data integrity without compromising privacy. The protocol uses advanced tools like zero-knowledge proofs to ensure confidentiality and facilitate the analysis of encrypted data.
Researchers are developing new ways to harvest and adapt energy from everyday home activities, such as turning a doorknob or opening a fridge door. This technology aims to create smart interfaces that can power appliances and assist people with disabilities, increasing energy efficiency and accessibility.
Researchers at Osaka Metropolitan University identified clogging in a geothermal well due to accidental venting, highlighting the need for regular inspection and monitoring of water quality. The study emphasizes the importance of geochemical analysis of groundwater for stable and widespread use of aquifer thermal energy storage systems.
Researchers at Institute of Science Tokyo have identified key factors driving photochemical water oxidation. By fine-tuning reaction potential and pH conditions, they enhance the efficiency of this process, paving the way for more sustainable energy solutions.
The integration of ground source heat pump (GSHP) systems with energy piles offers a promising solution to address the growing urban heat island effect and reduce electricity consumption in smart cities. This technology provides efficient heating and cooling, reduces carbon emissions, and promotes sustainable urban development.
Key findings include the urgent need for technological advancements in power generation, transportation, and materials to reduce GHG emissions. Additionally, the authors propose innovative agricultural practices and AI-powered clean energy solutions to promote sustainable development.
A UCF researcher is developing a thermochemical energy storage system to reserve solar energy for future use and contribute to the global transition to clean energy. The system uses chemical reactions to absorb or release heat, making it an advantageous way to store energy at high temperatures.
Finland's approach to Public-Private Collaboration enables effective addressing of complex issues like the energy transition through coordinated efforts among stakeholders. The Vaasa region, with its unique ecosystem orchestrations agency, drives innovation towards sustainable innovations.
A new report from Simon Fraser University recommends building mass utility-scale solar mega-projects to diversify Canada's energy mix and reduce reliance on hydroelectric power. The study suggests that prioritizing rapid deployment of utility-scale projects in optimal sunlight locations can have a transformative effect on the electrici...
Chris Johnson, a senior chemist at Argonne National Laboratory, has been elected as a fellow of the National Academy of Inventors (NAI) for his significant contributions to battery science. He pioneered the development of nickel-manganese-cobalt cathode materials and has published over 150 scientific papers on emerging sodium-ion batte...
A new study shows that coordinating the siting of solar farms, wind farms, and storage systems can improve efficiency and reduce costs by aligning renewable power generation with demand. The approach uses fine-grained weather data and energy system modeling to maximize utilization of renewable resources.
A study by University of Copenhagen researchers highlights the challenges in investing in green hydrogen projects, citing market risks, regulatory uncertainty, and high costs. Oil and gas companies are better positioned to finance large-scale hydrogen projects due to their expertise and infrastructure.
A new technology extracts lithium from brine at concentrations as low as 20 ppm, making it economical for sources with low lithium concentrations. This innovation can create new value in oilfields, mining, and geothermal wells, potentially propelling Saudi Arabia into a leadership role in the global clean energy market.
Researchers from Delft University of Technology have developed a new 3D electrode design for the Battolyser, enabling it to store twice the amount of electricity and charge four times faster. This innovative design reduces space and costs while producing green hydrogen comparable to existing electrolysers.
A new method for efficiently utilizing energy users' flexibility in distribution and transmission networks has been introduced. Consumers can provide flexibility services, benefiting both the system operators and themselves financially. The dissertation highlights the need for improvements and investments to deploy these methods globally.
A $50 million consortium, led by Virginia Tech, aims to develop high-energy, long-lasting sodium-ion batteries using abundant and inexpensive materials. The initiative seeks to reduce US dependence on critical elements in lithium-ion batteries, paving the way for a more sustainable future in electric-vehicle technology.
A new study warns that climate change's impact on water resources will significantly increase the cost of achieving zero-emission grids by 2050. The required investments in generation and transmission infrastructure are expected to be massive, with up to 139 gigawatts of power capacity needed in the Western United States.
Tufts University has joined a consortium to purchase 20,000 megawatt-hours of solar power by 2026, reducing its Boston health sciences campus energy-related emissions by 40%. The collaboration also aims to serve as a scalable model for advancing the national energy transition and reduce reliance on fossil fuels.
Researchers at University of Wisconsin-Madison have invented a water-soluble chemical additive that improves the performance of bromide aqueous flow batteries, making them more efficient and long-lasting. The additive solves issues such as ion leakage and gas formation, enabling the use of these batteries for grid-scale storage.
Rice engineers create a new thermal emitter that achieves efficiencies of over 60% despite practical design constraints, opening possibilities for more sustainable industrial processes and renewable energy growth. The technology could inform the development of grid-scale alternative storage solutions and power space applications.
A study by Cornell University researchers recommends that the costs of new power lines be borne by those who benefit from them, resolving disagreements over cost allocation. The 'beneficiary pays' approach encourages investment in the grid without disputes over cost-sharing.
The BRIDGE Program offers immersive five-week training in photovoltaic installation, covering components and safe installation. The program aims to increase employment opportunities and better understanding of clean energy among Native American women, addressing the underrepresentation in the solar industry.
A new analysis reveals that zero liquid discharge (ZLD) technologies can increase water recovery from desalination while reducing waste, but at increased costs and energy consumption. The process poses tradeoffs between fighting future water scarcity and environmental effects.
Researchers from Stanford University's Natural Capital Project analyzed thousands of scenarios to find that investments in upstream reforestation and protected areas can increase water availability for downstream hydropower. This approach helps mitigate tensions between energy, agriculture, and ecosystems.
A new study suggests that smart robots can predict waves in real-time, enabling them to work stably in turbulent seas. This technology could reduce the cost of generating renewable energy by up to 50%, making it more competitive with fossil fuels.
Researchers at Rice University have developed a novel three-chamber electrochemical reactor that improves the selectivity and efficiency of lithium extraction from geothermal brines. The reactor achieves high lithium purity rates and minimizes by-product formation, offering a promising approach to address growing demand for lithium in ...
Researchers have developed a new platinum-nickel core-shell catalyst that exhibits significant boosts in activity and durability, making it a promising solution for sustainable energy applications. The catalyst's excellent performance is attributed to its core-shell design and improved surface strain.
The SRI and University of Houston-affiliated project aims to develop a modular microreactor technology that converts carbon dioxide into methanol using renewable energy sources. The project has the potential to transform sustainable fuel production, offering a clean alternative for sectors like transportation.
A recent study by Norwegian University of Science and Technology found that nuclear energy can lead to a more affordable energy system overall. It can reduce the need for costly power grid expansions and energy storage, while lowering environmental impacts and air pollution.
Scientists at Oak Ridge National Laboratory are studying how a new type of battery fails to improve long-term storage of wind and solar energy. By analyzing the failure mechanisms, researchers can design more durable solid electrolytes that support storing renewable energy for longer periods.
Research shows that power systems with higher weather-dependent renewable energy sources (WD-RESs) tend to have reduced blackout intensities in the US. High WD-RES penetration does not worsen the weather vulnerability of power systems, even during extreme weather events.
A team of scientists leveraged machine learning to find promising compositions for sodium-ion batteries, achieving exceptional energy density. The study trained a model on a database of 100 samples to predict the optimal ratio of elements needed to balance properties like operating voltage and capacity retention.
The paper proposes a novel method for modeling hybrid renewable energy systems using high-efficiency converters and generators. The research results show that the front-end converter is suitable for isolating sources from loads and enhancing DC bus voltage, with simple control algorithms and reduced switching losses.
The project aims to identify and fabricate optimized first-wall materials using advanced computer simulations enhanced by machine learning, accelerating the discovery of new materials by 100-fold. The research will leverage synthesis, irradiation, and testing facilities to conduct a high-impact materials discovery campaign.
Researchers will focus on harnessing waste heat and renewable energy sources to power clean cooling technologies. The project aims to address the growing environmental impact of cooling in various industries, with demand expected to multiply in the coming years.
Florida Atlantic University's Southeast National Marine Renewable Energy Center is establishing a blue energy hub to develop and test ocean current energy technologies. The project aims to improve the nation's competitiveness in marine energy technology and create jobs.
The Berlin Declaration aims to achieve carbon neutrality through basic research and international cooperation. The declaration highlights the importance of developing effective measures to reduce CO2 emissions in all sectors, including energy and industry.
The Lancet's Countdown report reveals record-breaking human costs of climate change, including heat-related deaths increasing by 167% globally in 2023. The report calls for trillions of dollars spent on fossil fuels to be redirected towards protecting people's health and lives.
Researchers at TUM developed a new protective layer for zinc anodes, addressing issues like zinc dendrites and hydrogen formation. The layer enables efficient zinc ion flow through nano-channels, extending battery lifespan by hundreds of thousands of cycles.