Articles tagged with Electrical Power Generation
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers have developed a sensor made of sapphire fibre that can withstand temperatures over 2000°C, enabling significant improvements in efficiency and emission reduction in aerospace and power generation. The technology has potential applications in space and fusion power industries.
Scientists have identified magic-angle twisted bilayer graphene as a promising material for high-temperature superconductivity. Researchers found that nematic order in MATBG originates from the interference between fluctuations of a novel degree-of-freedom combining valley and spin degrees.
Researchers have discovered that bacteria can convert methane into electricity, with 31% efficiency, providing a potential breakthrough for renewable energy and reducing greenhouse gas emissions in contaminated water sources.
A new framework by Stanford University could help policymakers spend billions on federal infrastructure funding more wisely. The study optimizes hourly demand and supply of power and water with integrated neighborhood-based power and water plants, significantly reducing costs and pollution.
A research team at the Advanced Science Research Center has identified peptidoglycan as the most powerful actuator material. The new water-responsive muscles can quickly expand and contract in response to water absorption and evaporation, enabling rapid actuation of micro and macro structures.
Researchers propose a disaggregation strategy to estimate power consumption of individual electrical facilities, improving accuracy over traditional methods. The new approach uses linear regression residuals and clustered daily routines to provide more accurate estimations for workdays and holidays.
New research suggests nuclear power can provide low-cost energy and replace natural gas as a backup source, enabling faster decarbonization in countries with poor wind resources. The analysis found that nuclear is the cheapest way to eliminate all electricity-system carbon emissions nearly everywhere.
A new study suggests that China's pursuit of carbon neutrality could lead to significant water savings, with 24% of industrial water use expected to be saved by 2060. However, some provinces may struggle to meet their water-use targets, and coordinated climate-water strategies are needed to address these challenges.
Cornell University chemists have developed a class of nonprecious metal derivatives that can efficiently power cars and generate electricity with minimal greenhouse gas emissions. The breakthrough could enable wider deployment of hydrogen fuel cells, replacing combustion engines and reducing waste.
Researchers developed a low-cost and simple method to produce perovskite photovoltaic materials on an industrial scale, paving the way for creating lightweight and flexible solar cells. The new technique reduces waste and toxic byproducts associated with manufacturing perovskite photovoltaics.
A new device can wrap around pipes and hot surfaces, converting wasted heat into usable electricity more efficiently than previous devices. The flexible thermoelectric generator offers higher power output and efficiency, making it suitable for widespread utilization in waste heat recovery applications.
A Penn State study integrates multiple models to capture climate-related interactions between water, power, and economic systems. Higher water temperatures can lead to a causal chain of events, including generator outages, higher costs, and productivity reductions.
Researchers propose a new model for electricity trade that balances economic interests and considers the stability of economic ties. The model suggests ways to improve cooperation between nations and prioritize transit country interests.
A comprehensive review of similarity theory in PEMFC research reveals its potential to accelerate progress. The study highlights the benefits of using dimensionless analysis to compare results and reduce testing efforts. However, challenges remain in developing integrated performance criteria.
Researchers at the University of Rochester develop a computational V2G model that accounts for factors not previously considered, showing potential savings of $120-$150 per year for vehicle owners. The model uses data from the US Census Bureau and calculates battery degradation costs based on various variables.
North Carolina State University researchers develop a soft and stretchable device that harnesses kinetic energy from movement to generate electricity. The device works in both dry and wet environments, including underwater, with a power density comparable to popular energy harvesting technologies.
Researchers from Tokyo University of Science developed a self-powered diaper sensor that monitors urine sugar levels, providing an alternative biomarker for blood sugar monitoring. The sensor uses a biofuel cell powered by glucose in the urine, detecting sugar levels within 1 second and simplifying caretaking tasks.
Researchers found significant periodic flow velocity fluctuations in fuel injector ignite combustion oscillations, leading to high mechanical stress on the combustion chamber. The findings provide a reasonable answer for why these oscillations occur and have significant implications for preventing fatal damage in critical engines.
Researchers at the University of California San Diego have developed a new wearable device that can generate electricity from human sweat, even when the wearer is asleep or sitting still. The device, which requires no physical input from the wearer, collects sweat from the fingertips and converts it into electrical energy.
Scientists at the University of Houston have demonstrated giant flexoelectricity in soft elastomers, paving the way for improved robot movement range and self-powered pacemakers. The breakthrough could also enable human-like robots to perform physical tasks with greater flexibility.
The U.S. Army Research Laboratory has developed a new formula that applies to a broad range of legged, wheeled, and tracked systems, showing they are as efficient as other ground mobile platforms. The findings have implications for designing future terrestrial robots for defense applications, particularly in challenging terrain.
A team at the University of Michigan has developed a material that boosts magnetostriction, allowing for more energy-efficient computing devices. The material could lead to significant reductions in electricity requirements and improve magnetic sensors for medical and security devices.
Scientists have developed a small, flexible thermoelectric generator that converts heat from human skin into electrical power. The device can power an LED light in real-time when worn on a wristband, suggesting potential for powering wearable devices like fitness trackers.
Scientists at Tokyo University of Science develop biofuel cells that use lactate to generate power for wearable devices. The new design can drive a commercially available activity meter for 1.5 hours using one drop of artificial sweat.
Researchers at Northwestern University found that heterogeneity in power grid frequencies leads to faster stabilization when generators are damped by breakers at different rates. This discovery could improve stability and design of future grid systems.
Researchers at Nagoya Institute of Technology have developed a new non-destructive method to measure carrier lifetime in SiC, allowing for the study and adoption of SiC in ultrahigh-voltage applications. This technique enables the measurement of carrier lifetimes within thick voltage blocking layers without destroying the sample.
A new study highlights the importance of coordinated policy reforms in supporting renewable electricity across EU member states. Without coordination, investors may shift their focus to subsidized technologies or countries with available subsidies, increasing the overall costs of expanding renewable energy generation in Europe. Strengt...
Researchers at Hiroshima University created a blended solar cell by adding a compound that absorbs long wavelengths of light, increasing the device's efficiency by 1.5 times. The team discovered that distributing the material is key to further improved power generation efficiency.
Research suggests that cascaded organic Rankine cycle systems can outperform single-stage systems in certain applications, but the trade-off between performance and cost is significant. The study's findings provide valuable insights into delivering environmentally-friendly power from waste heat.
RIT scientists developed record-breaking simulations of unequal mass black hole mergers to aid the development of next-generation gravitational wave detectors. These simulations calculate key properties of merged black holes, enabling the comparison of signals received by advanced detectors.
Professor Emeritus Hirofumi Akagi received the 2020 EPE Gaston Maggetto Medal for his research on power electronics. He is also the second Japanese recipient of this award, following Eisuke Masada in 2018.
Researchers developed a tool to connect streamgage and reservoir data, providing critical information for managing water systems efficiently. The tool accounts for hydrological connections over large watersheds and can be used by power plant operators, reservoir operators, and water resource managers.
The project investigates how liquid droplets break up and vaporize in detonation waves, which could lead to better engine technologies. Dr. Jacob McFarland's research aims to understand the effects of droplet breakup on combustion processes.
Researchers create novel method using artificial intelligence to connect static and dynamic calculations, enhancing system security and safety requirements. The approach enables operators to anticipate disruptions and optimize resource allocation for a more resilient power grid.
A new study by researchers in Potsdam and Zurich shows that smaller scale systems incur a cost penalty of less than 20% compared to continental-scale systems. However, with cooperation between grid operators and neighboring grids, the cost penalties can be reduced, supporting current efforts to establish a European electricity market.
Researchers have developed a new understanding of fluid movement in tiny channels and created a method to stimulate flow by manipulating surface tension through temperature or voltage changes. This discovery has implications for various fields, including drug delivery, energy conversion, and power generation.
A new study published in the Journal of the Association of Environmental and Resource Economists finds that European Union Emissions Trading Scheme improves power plant fuel efficiency, reducing annual carbon emissions by 1.5 to 2 percent in Germany.
The KIST research team developed a high-performance ceramic fuel cell that can operate at mid-to-low temperatures below 600°C using butane fuels. This technology enables the use of affordable fuels like butane in smaller, integrated systems for portable and mobile power sources.
A study by MIT researchers found that over half of US air-quality-related early deaths are caused by emissions from other states. Electric power generation is the main culprit, accounting for up to 75% of cases. However, deaths associated with air pollution have decreased significantly since 2005, with a 30% reduction in 2018.
The UC3M and SENER aeroespacial team has developed a helicon plasma thruster prototype with the European Space Agency. The project, HIPATIA, aims to test the technology in small space platforms, potentially offering an affordable thruster solution for non-geostationary satellites.
New research shows that the slipperiness between droplets and solid surfaces is more critical for clearing condensation than previously thought. The findings could lead to cost-effective alternatives to water-repellent materials, such as ceramic or metal surfaces, which could last longer and be more durable.
Researchers identified six socio-economic tipping elements, including divestment from fossil fuels and climate-neutral cities, that can drive rapid global decarbonization. Permanent support and backing by changes in norms and values are crucial for sustaining these transitions.
A team of researchers from the University of Houston has solved a scientific mystery about evaporation, shedding light on its role in industrial processes. The new understanding eliminates a long-standing bottleneck in predicting evaporation rates, enabling more accurate simulations and design of advanced systems.
A global study reveals that demand for electric power poses significant threats to biodiversity, particularly in countries where coal is a major energy source. The research suggests shifting to renewable energy sources could mitigate these impacts.
This study demonstrates a novel self-sustaining liquid-cooling system that partially recovers lost thermal energy through electric power generation. The integration of thermo-electrochemical conversion with forced convection cooling enables the use of wasted heat for pumping coolant, reducing the need for active cooling.
Researchers developed a new modeling approach that considers climate and water impacts on electricity infrastructure development, revealing the U.S. power grid may require an additional 5.3% to 12% of capacity to meet demand and reliability requirements. The study suggests viable solutions include tradeoffs in regional technology choic...
Researchers found that air pollution from electricity generation led to about 16,000 premature deaths in the continental US, with higher exposures for black and white non-Latino Americans. Emissions from coal-fired power plants accounted for 91% of premature deaths, with significant disparities persisting across states.
The US Department of Energy has funded three Penn State projects to enhance combustion turbine performance and efficiency in fossil fuel power generation. Researchers will utilize additive manufacturing techniques to improve cooling effectiveness, fuel injection hardware, and ceramic matrix composite turbine vanes.
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.
China's coal-fired power plants met ultra-low emission (ULE) standards early, reducing annual emissions by 65% for sulfur dioxide and 72% for particulate matter. The country achieved these results thanks to its strict supervision system and nationwide ULE technology application.
Researchers at UTSA will develop a solar tracking system to optimize solar energy collection and regulate energy flow between indoor and outdoor environments. They will also work on a prototype of a clean energy technology for steam turbines using supercritical carbon dioxide, aiming to increase efficiency and reduce water usage.
Fishing fleets' capacity to capture fish is increasing by an average of 2% yearly due to technological advancements like GPS and echo-sounders. This 'technological creep' leads to a doubling of fleet power every 35 years, further straining dwindling fish stocks.
A study by Aalto University and international partners predicts a 35-fold increase in global cooling demand by the end of the century, driven by rising temperatures and economic prosperity. The researchers estimate that solar power can meet this growing demand, with the potential to power entire countries like France or India.
Researchers at WMG found that inductive charging can increase temperature in mobile phones, potentially shortening battery lifespan. The study compared normal wire charging with aligned and misaligned inductive charging, finding that misalignment led to higher temperatures and reduced charging efficiency.
Demand response analysis and control technologies have been developed to stabilize electricity supply and demand. The condition for demand response to produce economic value has been derived, emphasizing the importance of fluctuating power generation costs.
Researchers replace carbon atoms with nitrogen to enhance supercapacitor's electrochemical performance, achieving a six-fold increase in capacity and excellent cycling stability. The novel method has promising prospects for creating next-generation power sources.
Researchers at DGIST created a single-layer graphene-based device that can generate and store power, with maximum transparency of 77.4%. The device also features touch-sensing systems and can be self-charged and stored.
Researchers at Binghamton University are developing a new power source from human sweat, aiming to create self-powered electronic skins. The project uses metabolisms of sweat-eating bacteria to transform chemical energy into electrical power.
The study found that electric vehicles have a net positive impact on air quality and climate change, reducing ozone and particulate matter pollution. Transitioning to EVs can improve public health, even with current energy mixes, as long as power generation shifts towards clean energy sources.
Researchers found that crop residue ratios over 35% enable CBECCS systems to produce electricity with zero greenhouse gas emissions. This technology helps reduce air pollution and offers a carbon-negative alternative for electricity generation.