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 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.
Research reveals that power plants in India take the highest toll on human health due to particulate matter and sulfur dioxide emissions. The study also highlights the need for upgrading or shutting down outdated coal power plants to mitigate global warming and air pollution.
Scientists at Tokyo Institute of Technology developed a new approach to scheduling generators, addressing previous issues with cost minimization and reliability. The method uses timeslots to optimize individual periods in real-time, ensuring feasible solutions without power surplus or shortage.
Researchers from Osaka University developed a large-scale flexible thermoelectric generator module with high mechanical reliability and efficient power generation. The module achieved improved efficiency in recovering waste heat from curved heat sources, enhancing its mechanical reliability.
Japanese scientists have identified a titanium carbide-reinforced alloy that can withstand extreme temperatures and pressures, outperforming existing Nickel-based superalloys. The alloy's high-temperature strength was demonstrated under constant forces in the range of 1400°C-1600°C.
PolyU has won several prizes at the International Exhibition of Inventions of Geneva, including the Grand Prize for its Defocus Incorporated Multiple Segments (DIMS) Spectacle Lens for Myopia Control. The lens can slow down myopia progression in children by 60% and provides clear vision.
The Carnegie Mellon Power Sector Carbon Index reports a 26.8% decline in emissions intensity from 2005 levels, with natural gas and renewables displacing coal as primary energy sources. The index also provides regional insights and international expansion, offering objective data for policy makers and regulators
Researchers at Osaka University have created a new thermoelectric material (ytterbium silicide) with an improved power factor at room temperature. The material's unique layered structure suppresses heat conduction, preserving the temperature gradient and enabling efficient power generation.
Researchers at Binghamton University developed a micro-scale biological solar cell that generates high power density and long operational capability, making it suitable for lab-on-a-chip applications in remote regions. The device harnesses microbial photosynthetic and respiratory activities to provide a clean and renewable power source.
Researchers at Binghamton University developed a paper-based bacteria-powered battery activated by spit, which can generate reliable power from one drop of saliva. The battery has competitive advantages over conventional solutions due to the availability of biological fluid and long-term storage capabilities.
The University of Texas at Arlington researcher will design and install a 150 kilowatt distributed generation source testbed to study configuration and integration challenges for the Navy's future ships. The testbed aims to emulate high-power, intermittent loads on ships and test how energy storage can maintain power quality.
Smart solid-state transformers could enhance the functionalities of tomorrow's power grid, but system designers need to ensure that customer power demand, renewable energy generation, and energy storage capacity are accounted for. The technology has the potential to improve efficient use of renewable energy and storage.
Researchers from Case Western Reserve University proposed a new method to calculate and correct short-circuit errors in large-scale distribution systems. The method, which was published in IEEE/CAA Journal of Automatica Sinica, uses real-time simulations and modeling to optimize the system in just 74 milliseconds.
Scientists developed an algorithm to accurately identify multiple signals at multiple levels in the circuit to detect open-switch faults. The combination of the algorithm and artificial neural network can improve microgrid reliability, efficiency, and cost.
Researchers at UMass Amherst create a breathable, pliable, metal-free electrode coating that can be applied to off-the-shelf clothing without compromising comfort. The coating generates small electric currents through triboelectric charging and has been tested on various fabrics with promising results.
Researchers developed a process that purifies polluted air while generating power as hydrogen gas, which can be stored and used as fuel. The device uses specific nanomaterials and is triggered by sunlight, offering a promising solution for clean air and alternative energy production.
Researchers have developed a theoretical framework to quantify the degree of transparency of 2D materials to an electrostatic field. This allows for microscopic control over charged carriers in bulk semiconductors, leading to next-generation optoelectronics with lower power consumption.
Researchers have developed a nickel-carbon-based catalyst that replaces platinum in producing hydrogen from water, offering a cheaper alternative for renewable energy technologies. The new catalyst exhibits highly efficient hydrogen evolution performance and impressive durability.
Researchers at UCL have achieved a record-breaking data rate of 1.125 Tb/s using custom-built optical communications system with multiple transmitting channels and a single receiver. This breakthrough is expected to support the growth of high-speed internet and cloud services, enabling faster data transfer rates.
Smartphone sensors can measure various physical quantities such as ultraviolet index, heart rate, respiratory rate, blood oxygen saturation, and air quality. A smart home system has been developed using mobile phones to detect CO2, temperature, humidity, and other parameters.
A new study suggests the US can transition to a low-carbon electricity system by 2030, reducing CO2 emissions by up to 78% and delivering electricity at costs similar to today's. The model uses weather-driven renewable resources to supply most of the nation's electricity.
A two-stage power management system developed by Georgia Tech researchers improves triboelectric generator efficiency, enabling the powering of wearable and mobile devices. The system converts fluctuating energy amplitudes to continuous direct current, increasing energy output up to 330 times.
A recent study suggests that solar eclipses will have a minimal effect on Germany's photovoltaic systems and electrical supply. During the shadowing period, there may be temporary drops in power generation but the overall impact is expected to be limited.
Researchers at the University of Strathclyde are developing groundbreaking plasma-based light amplifiers to replace traditional high power laser amplifiers. The new technology has the potential to produce real particles from virtual particles, cracking the vacuum and achieving a significant scientific breakthrough.
Researchers have developed a new capability to minimize human health effects of air pollution from electric power generating facilities. The Air Pollutant Optimization Model provides a hybrid approach that balances health and cost savings, reducing health impacts by $176 million while increasing costs by $84 million.
Researchers at MIT developed a graphene coating that improves condenser heat transfer, potentially leading to a 2-3% overall improvement in power plant efficiency and significant reductions in carbon emissions. The coating has been shown to last for two weeks without degrading under typical power plant conditions.
A new study in Addiction journal challenges previous reports on aldehyde content of third generation e-cigarettes. It found that only under 'dry puff' conditions can e-cigarettes produce high levels of aldehydes, which vapers avoid due to unpleasant sensory effects.
Scientists have created a more efficient way to generate broadband terahertz radiation by using a microplasma in air, which can be used for applications such as monitoring explosives or drugs. The approach uses lower power lasers and can provide higher spectral resolution, enabling clearer identification of materials.
A Griffith University research project has developed an intelligent scheduling system to manage peak demand and load balancing in low-voltage electricity distribution networks. The system uses battery energy storage to store surplus energy during the day and distribute it when needed, reducing peak generation charges and improving powe...
François Légaré, an INRS researcher, has been awarded the 2015 Herzberg Medal for his work in ultrafast molecular imaging. His research team made significant breakthroughs in dynamic imaging, capturing images of molecular reactions at unprecedented resolution.
The 2013 Renewable Energy Data Book reports a significant increase in installed renewable capacity in the US. Key findings include solar electricity's rapid growth and renewable sources accounting for 23% of global electricity generation worldwide.
Renewable electricity in the US grew to nearly 15% of total installed capacity and 13% of total electricity generation in 2013. Solar electricity was the fastest growing technology, with a 66% increase in cumulative installed capacity from the previous year.
The College of Engineering & Computer Science educates students on complex power engineering topics through modernized courses and hands-on experiments. Students learn to work as a team and develop essential skills in open-minded lifelong learning, making them attractive candidates for the smart grid workforce.
A researcher at the University of Kansas is exploring a new way to cool power plants using laptop-cooling technology, which could save freshwater and reduce costs. The approach involves using closed thermosyphons, which are commonly used in laptop computers to keep them cool, but have not been scaled up for use in power generation.
Researchers at MIT developed a model to evaluate the performance of large PRO systems, finding that membrane size affects power generation. The team found that up to 95% of maximum power output can be generated using half or less of the maximum membrane area, reducing upfront costs.
Several companies are racing to develop new battery technologies for electric vehicles, including sodium-ion and lithium-metal options. These alternatives could potentially improve range and reduce costs, making them more viable for mass production.
Scientists from Potsdam Institute for Climate Impact Research found that connecting dead ends can significantly increase power grid stability. By adding alternative routes in the network, dead ends make the effects culminate at single points of the network, but judiciously adding transmission lines can repair this.
The Next Generation Power Electronics Innovation Institute aims to create new jobs and boost the nation's manufacturing industry. ASU researchers will focus on developing gallium nitride-based power electronic devices for energy-efficient power conversion and Silicon Carbide-based materials for medium voltage high power converters.
Researchers have developed a new geothermal power plant design that utilizes unwanted carbon dioxide to generate electricity. The innovative approach is at least twice as efficient as conventional geothermal methods and can store energy for days or months, making it available when needed on the grid.
Larger commercial and industrial operations in areas with access to large timber resources could convert to wood-powered burners for heat and power. Wood is a renewable resource that could contribute to the nation's energy needs indefinitely if managed sustainably.
Researchers at Arizona State University's Biodesign Institute demonstrate that light-responsive Chlorobium can act in tandem with Geobacter to produce electricity. The two bacteria work together to generate current when Chlorobium transfers electrons to Geobacter, which then produces electricity.
Researchers have developed a measurement tool to assess market power in deregulated electricity markets, taking into account emerging smart grid phenomena. The tool, called transmission constrained network flow, unifies existing measures and provides a unified view of market power potential under varying operating conditions.
Researchers found that archer fish modulate water jet velocity to create a single large drop that hits prey with great force. This approach avoids the need for specialized internal structures, allowing the fish to achieve powerful impact without significant evolutionary costs.
A new small-scale solid oxide fuel cell system achieves up to 57 percent efficiency, significantly higher than previous systems of its size. The system uses methane as fuel and incorporates microchannel technology and external steam reforming for increased efficiency and scalability.
A new technology harnesses power from a single droplet sliding along an electret film, producing electricity when it reaches maximum velocity. The device has potential for low-power portable devices and human body motion harvesting, with a prototype demonstrating peak output power of 0.18 microwatts.
The Lemelson-MIT InvenTeam initiative inspires a new generation of inventors by engaging students in creative thinking and hands-on learning. This year's projects include a natural disaster emergency relief filtration station and a portable medical support system.
Researchers at INRS have developed a new iron-based catalyst capable of generating more electric power in fuel cells. This breakthrough could pave the way for the use of iron-based catalysts instead of rare and expensive platinum-based ones, enabling the production of more efficient fuel cells for transportation applications.
Researchers analyzed golf swings of 10 professionals and 5 amateurs, finding consistent rotational-biomechanic elements among pros. Key findings include highly consistent peak X-factor and free moment, essential to power generation in professional golfers.
Researchers found that birds flap their wings while running up steep objects to conserve energy, with power savings reaching 10%. This behavior may be essential for learning to fly and could have been a key stage in the evolution of flight.
A University of Florida study shows that singing mice choose mates based on their vocal prowess, which is reflected in the quality of their trills. The researchers found that faster singers are preferred by females, and even the sex hormones of males can affect their singing abilities.
Boston College and MIT researchers created high-performance nanotech materials on a flat panel platform, demonstrating seven to eight times higher efficiency than previous solar thermoelectric generators. The innovation enables the simultaneous generation of hot water and electricity, potentially shortening payback time by one-third.
A new smart grid system aims to optimize energy use, allowing consumers to control their appliances and use electricity during off-peak hours. The proposed 'time of use' pricing strategy could lead to significant cost savings for US households.
Studies show that reducing carbon-based electricity generation in India, China, and EU states will lead to substantial health benefits due to decreased air pollution. In India, a 50% CO2 reduction by 2050 can avert 93,000 premature deaths.
A group of researchers at City College of New York is developing a new way to generate power for planes and automobiles based on piezoelectrics, which convert kinetic energy into electricity. The devices might be mounted on cars or airplanes and would produce an output voltage that could run small electronic devices.
Scientists at Oklahoma State University are working on a new type of thermoelectric technology that can convert waste heat into electricity. This breakthrough has the potential to power military aircraft without toxic emissions or expensive cooling systems.
A team of Clemson researchers, led by Taufiquar Khan and Irina Viktorova, is developing mathematical models to optimize metering and communications in complex power-distribution networks. This effort aims to improve distribution efficiency, save energy, and reduce operating costs.
A new study from the University of Maryland suggests that investing a greater share of RGGI auction revenues in energy efficiency programs can produce significantly greater benefits for Maryland. This could lead to modest savings for consumers and a positive overall economic impact while reducing greenhouse gas emissions.
A team of researchers has developed a chlorine-tolerant membrane that simplifies the water desalination process, increasing access to fresh water. The new membrane reduces the need for de-chlorination steps, leading to cost savings and potentially lowering carbon-dioxide emissions.
Researchers have modeled flameless combustion in a gas turbine engine, finding reduced NOx emissions with almost uniform heat release. This process could lead to more efficient power generation and lower polluting emissions.
Researchers developed a portable fuel cell system using JP-8 military jet fuel, reducing sulfur content and emissions. The system successfully powered area lights and a commercial refrigerator, offering cleaner, quieter, and more efficient energy generation.