Articles tagged with Electrical Power Generation
Researchers developed a new experimental approach using high pressurization in a wind tunnel to simulate the flow physics in the atmosphere, offering new insights into optimizing turbine alignment, blade pitch angles, and tip speed to boost power output. The study also validated a computationally lightweight model for testing different...
The UN University's latest publication highlights the need for domain-informed AI in grid planning to address physical and fiscal risks from outdated climate data. The authors warn that 15-20 year lifespans of electricity infrastructure are based on historical weather records unlikely to hold in the coming decades.
A new study models a future net-zero European power system and tests it against 80 years of historical weather data to understand how it would handle stress with periods of low wind and solar generation, combined with high demand. The study concludes that the risk is greatest during winter when cold and wind-still conditions persist, h...
Researchers developed a novel platinum-cobalt intermetallic catalyst that enables high-performance fuel cells with long-lasting durability. The innovative nanostructured carbon support overcomes the challenge of balancing activity and stability, allowing for improved catalytic performance at high temperatures.
A new study reveals that carefully designed power cycles can convert more of LNG's overlooked resource into useful electricity. Researchers found that a two-stage Rankine cycle with reheating produces the most effective design, generating up to 9.2 megawatts of net power.
A new study suggests that data centers can lower average energy costs by providing grid flexibility during high-cost periods. The researchers found cost savings of up to 5% in Texas, 4% in the Mid-Atlantic region, and 2% in western U.S. states by shifting more than 20% of their consumption to non-peak hours.
A new study by UTEP researchers found that photovoltaic panels in Alamogordo, New Mexico, lose only 2-3% of their power output to dust accumulation, significantly lower than comparable desert regions worldwide. This suggests that the region's wind patterns and responsiveness to rain make it an ideal location for solar energy facilities.
Lanzhou Jiaotong University researchers developed a droplet-based energy harvesting technology that converts secondary wastewater effluents into electricity. The system achieved high output performance and successfully powered LED lights, demonstrating its practical energy harvesting capability.
Researchers found that improved lighting design combined with modern LED technology can reduce household energy use and enhance comfort. The study showed a 15.3% reduction in energy consumption by optimising lighting planning and positioning using software-based approaches.
Researchers at the University of Surrey have developed a new way of designing thermoelectric materials using metal-polymer superlattices, which improves performance and reduces environmental impact. The breakthrough could lead to practical energy harvesting solutions for wearable technologies and industrial applications.
Researchers achieved a transition temperature of 151 Kelvin, setting the stage for future advancements in superconductivity. The breakthrough could lead to more efficient ways to generate, transmit, and store energy, conserving billions of dollars in savings and reducing environmental impacts.
Oregon State University's Experimental Deep Geothermal Energy lab will recreate extreme underground conditions in the lab with Quaise Energy's support. The goal is to learn about superhot rock geothermal energy, which could supply 63 terawatts of firm, carbon-free power.
Researchers from the University of Surrey found that combining wind turbines with wave, solar, and tidal devices on shared platforms generates more reliable power and reduces construction costs. The study identified hybrid offshore renewable energy harvest systems as crucial for meeting ambitious climate targets.
Researchers at ISTA discover perovskites' unique photovoltaic properties rely on structural defects, enabling long-range charge transport. This finding accelerates the transition of next-gen perovskite solar cells to real-world applications.
Researchers create novel contactless electricity generation technique leveraging electrostatic charges and viscous force of compressed air. The device generates high ESD-based outputs, powering electronic devices and regulating humidity.
The ACET-Estonia project partners to co-design and deliver applied clean energy research, fostering innovative solutions for Estonian island communities. Canadian expertise supports international partners in addressing similar energy challenges.
Researchers developed a novel thin-film electrolyte design using samarium-doped cerium oxide, achieving record-setting oxide-ion conductivity at medium temperatures. This innovation addresses key technical limitations of existing solid oxide fuel cells, paving the way for widespread adoption.
Researchers developed a portfolio optimization framework to maximize offshore energy production by identifying optimal locations for wind turbines and marine hydrokinetic technologies. The study found that combining these technologies in suitable locations can significantly reduce costs and increase energy stability.
Researchers develop Mg3(Sb,Bi)2-based thermoelectrics with enhanced carrier mobility and zT values, achieving record-high power factors. The concept extends to defect engineering of other energy materials, TE-interfaces, and metal-semiconductor interfaces.
A research team at Nankai University has developed soft, stretchable 'power patches' that can be printed in various shapes and worn on the body to harvest low-grade heat. The patches generate a steady voltage when exposed to a temperature difference, making them suitable for wearable thermocells.
A study by MIT researchers examines two policy approaches to expanding the US electricity grid: one focusing on regions with more renewable energy sources and another creating more interconnections across the country. The study found that a geographically unbalanced grid buildout would be less expensive, while reducing carbon emissions...
A recent study finds that artificial intelligence has a negligible effect on global greenhouse gas emissions. The researchers' analysis of US energy consumption and AI use across industries revealed that the energy usage from AI in the US equals the energy consumption for all of Iceland, but not noticeable on a global scale.
The FAU College of Engineering and Computer Science has established the 'Ubicquia Innovation Center for Intelligent Infrastructure' to develop transformative technologies. The center will empower students and faculty to create AI-First solutions for a smarter, more connected world.
A team of scientists has developed a breakthrough floating droplet electricity generator that directly incorporates natural water into its structure, reducing material weight by about 80% and cost by about 50%. The device produces high peak output voltages comparable to conventional systems.
Researchers have developed bio-hydrovoltaic technology that converts low-grade thermal energy into electricity through dynamic biological processes. This technology offers unique advantages, including self-regulation, biodegradability, and low maintenance costs.
A new study suggests that electric vehicles can help mitigate climate change and public health issues by strategically charging and discharging from the grid. By doing so, EVs can sell stored energy back to the grid, reducing emissions and helping to build more renewable energy generators.
A new power generation system using liquid oxygen storage has been patented by SwRI and 8 Rivers, aiming to make power plants more efficient and cost-effective. The system utilizes fluctuations in energy demand by generating pure oxygen during off-peak hours, which can then be stored and used later when prices are higher.
The University of Limerick has developed a groundbreaking new battery that combines lithium and sodium ions for improved performance. The breakthrough, published in Nano Energy, increases the battery's capacity by doubling it compared to traditional sodium-only batteries.
MIT engineers have developed a novel palladium membrane that remains stable at high temperatures, enabling more energy-efficient and cheaper production of hydrogen fuel. The new design allows for the separation of hydrogen from gas mixtures at much higher temperatures than conventional membranes.
The University of Texas at Austin has launched a new research consortium, COMPASS, to inform industry partners on options for more sustainable growth of the data center industry. The consortium aims to tackle obstacles and streamline responsible deployment of data centers across Texas.
Researchers developed chloride-resistant Ru nanocatalysts to overcome limitations in seawater electrolysis. The g-C3N4-mediated pyrolysis strategy creates a crystalline-amorphous junction with ultrafine Ru dispersion, enabling efficient and durable hydrogen production.
A team of researchers developed a new manufacturing process using bio-based solvents to reduce the production cost of perovskite solar cells by half and decrease climate impact by over 80%. AI-based reverse engineering technology was used to identify optimal conditions for efficiency and sustainability.
Yilu Liu has won her fifth R&D 100 Award for the Universal GridEdge Analyzer (UGA), a GPS-synchronized power grid monitoring device. The UGA enhances situational awareness capabilities, allowing users to access real-time grid health information on mobile devices.
A new study reveals that households with solar panels can increase their returns by selling surplus power directly to their neighbours through peer-to-peer energy sharing. This approach helps stabilize the electricity grid and negotiates a better price for households compared to traditional grid export arrangements.
A new Northwestern University study finds that even with renewable energy availability, switching to electric vehicles won't fight climate change without upgraded transmission grids. Targeted upgrades could alleviate congestion and unlock full emissions-reduction potential of EV adoption.
A new study led by Harvard T.H. Chan School of Public Health found that increasing solar power generation in the US by 15% could lead to significant cuts in CO2 emissions. The researchers pinpointed regions where clean energy investments return the greatest climate dividends and demonstrated the value of coordinated clean energy efforts.
Researchers at Carnegie Mellon University analyze historical U.S. carbon emissions trends, identifying factors that contributed to changes and offering lessons for developing countries. The study suggests that investing in efficient technologies and avoiding overreliance on coal can help avoid pitfalls encountered by the United States.
A new study by NERC finds that long-term funding has driven the UK's offshore wind industry, providing 17% of total UK electricity and supporting 32,000 jobs. The investment is expected to grow to 100,000 by 2030.
A new Stanford University report examines how US power utilities are confronting the escalating threat of wildfires. The research team found that while progress has been made in some Western states, utilities in high-risk areas remain underprepared.
Researchers from Southwest Research Institute (SwRI) have set a new temperature record for testing materials in high-pressure environments. The team successfully achieved unprecedented conditions of 1,150 degrees Celsius at 300 bar using a modified autoclave setup.
A recent study by Ryan Thombs found no association between renewable energy production and fossil fuel production in the US. Despite this, more than 96% of variation in fossil fuel production was explained by fixed factors such as fossil fuel endowments.
ITER has completed its pulsed superconducting electromagnet system, the largest and most powerful in the world, with significant contributions from USA, Russia, Europe, and China. The system is expected to produce a tenfold energy gain and demonstrate the viability of fusion as an abundant, safe, carbon-free energy source.
Fraunhofer IAF presents a bidirectional 1200 V GaN switch with integrated free-wheeling diodes, enabling more efficient power electronics for energy generation and mobility. The switch can be used in grid-connected power converters and electric drive systems.
Scientists demonstrate ultrafast plasmon-enhanced magnetic bit switching, enabling faster and more robust memory devices. The study uses plasmonic gold nanostructures to confine light and achieve magnetization switching with single femtosecond laser pulses.
The journal is inviting submissions on AI for engineering, focusing on novel methodologies and applications to solve real-world problems. Submissions can cover various areas such as intelligent manufacturing, energy, transportation, and medicine.
A recent study presents a novel approach to optimizing peer-to-peer coupled electricity and carbon trading among prosumers. The proposed framework achieves optimal electricity–carbon P2P trading, outperforming traditional market schemes in terms of economic benefits and carbon-emission reduction.
Researchers developed an in-situ EPR setup to accurately identify radicals generated by PAA activation under different UV wavelengths, revealing distinct radical generation pathways. The study provides new insights into the mechanisms of radical formation and transformation using density functional theory calculations.
Researchers have developed a novel semiconductor material that significantly improves the efficiency of photocatalytic water splitting by eliminating charge recombination and facilitating efficient charge separation. The Sc-doped TiO2 semiconductor achieves a record-breaking quantum yield of 30.3% and a solar-to-hydrogen efficiency of ...
Researchers developed a machine learning-powered fluid simulation model that significantly reduces computation time without compromising accuracy. The new surrogate model maintains the same level of accuracy as traditional particle-based simulations while reducing computation time from approximately 45 minutes to just three minutes.
A team of chemists from Virginia Tech found a way to visualize the intricate structure and chemical reactions of battery interfaces using an X-ray beam line. This breakthrough enables researchers to gain better control over these critical surfaces, potentially leading to cheaper, higher performance batteries.
Researchers at Ohio State University have discovered a more efficient way to produce methanol from carbon dioxide, a cleaner alternative fuel. The new process uses a dual catalyst system, resulting in a 66% increase in efficiency and paving the way for sustainable technologies.
A new physics basis for a practical fusion pilot power plant has been developed by Type One Energy, setting the stage for commercial fusion power plants. The design builds on stellarator fusion technology, which has shown success in research settings, and addresses scaling up to a pilot plant.
Chemical water-assisted electrolysis is a promising solution for producing clean hydrogen without CO2 emissions. The technology produces hydrogen at low voltage by substituting the water oxidation reaction with various chemical oxidation reactions.
A new approach to AI developed by Texas A&M University engineers mimics the human brain's neural processes, integrating learning and memory in a single system. This 'Super-Turing AI' has the potential to revolutionize the industry by reducing energy consumption and environmental impact.
The device enables precise control over terahertz wave polarization, revolutionizing applications such as data transmission, imaging, and sensing. This innovation promises to transform fields like wireless communication and biomedical imaging.
A new study published in Climate Policy highlights the significant cost disparity between household electricity and e-fuel for long-distance mobility. The research shows that the wealthiest 1% of EU citizens are responsible for 66% of air travel, while the majority emit less than 0.1 ton of CO2 equivalent emissions per year.
Researchers developed a compact, solid-state laser system that generates 193-nm coherent light, marking the first 193-nm vortex beam produced from a solid-state laser. This innovation enhances semiconductor lithography efficiency and opens new avenues for advanced manufacturing techniques.
The regulations could roughly double emissions reductions from the power sector in 2040, falling 51% from 2022 levels if maintained, compared to 26% without the rules. The vast majority of reductions would come from accelerating coal-fired plant retirements.
Researchers from Virginia Tech have published a visionary paper on fusing wireless technologies and AI to create human-like common sense. The team aims to develop a network that can think, plan, and imagine like humans, enabling seamless merging of physical, virtual, and digital dimensions.
Researchers developed highly conductive assemblies of gold complexes using ion-pairing, enabling solution-processed fabrication of conductive materials. The benzoporphyrin Au III complex expanded π-system increases dispersion forces, overcoming electrostatic repulsion between identically charged molecules.