Current Electricity News and Events

Current Electricity News and Events, Electricity News Articles.
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The magic angle of twisted graphene
Trapped tightly between two monolayers of carbon superimposed at a precise angle, electrons interact and can produce superconductivity. This is what UCLouvain's researchers reveal in an article published in Nature. This property allows electric power to circulate without any resistivity, without energy lost, within the nanostructure. (2021-02-23)

New method converts methane in natural gas to methanol at room temperature
Researchers at the University of Illinois Chicago have discovered a way to convert the methane in natural gas into liquid methanol at room temperature. (2021-02-18)

Reserve prices under scarcity conditions improve with a dynamic ORDC, new research finds
A new paper quantifies how better accounting for the temperature-dependent probability of large generator contingencies with time-varying dynamic ORDC construction improves reserve procurement. The paper, 'Dynamic Operating Reserve Procurement Improves Scarcity Pricing in PJM,' by researchers at Carnegie Mellon University, was published in Energy Policy. (2021-02-16)

NREL heats up thermal energy storage with new solution meant to ease grid stress
Scientists from the National Renewable Energy Laboratory (NREL) have developed a simple way to better evaluate the potential of novel materials to store or release heat on demand in your home, office, or other building in a way that more efficiently manages the building's energy use. (2021-02-16)

Solar awnings over parking lots help companies and customers
Michigan Tech engineers look into the untapped potential of parking lots in a study that investigates the energy-related benefits of developing charging stations powered with solar canopies built into the parking infrastructure of large-scale retailers like Walmart. (2021-02-10)

Shining a light on the true value of solar power
Utility companies have worried that solar panels drive up electric costs for the people who don't have panels. Michigan Tech renewable energy researchers show the opposite is actually true -- grid-tied solar photovoltaic (PV) owners are actually subsidizing their non-PV neighbors. (2021-02-09)

Coal and COVID-19: How the pandemic is accelerating the end of fossil power generation
COVID-19 has not only caused a temporary drop in global CO2 emissions, it has also reduced the share of power generated by burning coal - a trend that could in fact outlast the pandemic. This is the key result of a new study by a team of economists based in Potsdam and Berlin that looked at COVID-19's impact on the energy system and demand for electricity. (2021-02-08)

Efficiency limits of next-generation hybrid photovoltaic-thermal solar technology
Spectral-splitting hybrid photovoltaic-thermal (SSPVT) technology has emerged as a promising route toward high-performance solar harvesting. In this research, scientists have developed a comprehensive framework for modelling SSPVT solar collectors. The framework can be used to determine the efficiency limits of such collectors and to indicate how these limits can be approached through the selection of optimal designs and materials. This work promotes and provides guidance to the design, development and deployment of next-generation solar systems. (2021-02-08)

Radiative cooling and solar heating from one system, no electricity needed
A University at Buffalo-led study published Feb. 8 in the journal Cell Reports Physical Science describes a new technology that provides both radiative cooling and solar heating, all is one system and without using electricity or fuel. It could help impoverished communities, reduce cooling and heating costs, lower CO2 emissions (2021-02-08)

Harvard scientists use trilayer graphene to observe more robust superconductivity
Harvard scientists report successfully stacking three sheets of graphene and then twisting each of them at a magic angle to produce a three-layered structure that is not only capable of superconductivity but does so more robustly and at higher temperatures than many of the double-stacked graphene. (2021-02-04)

Load-reducing backpack powers electronics by harvesting energy from walking
Hikers, soldiers and school children all know the burden of a heavy backpack. But now, researchers have developed a prototype that not only makes loads feel about 20% lighter, but also harvests energy from human movements to power small electronics. The new backpack, reported in ACS Nano, could be especially useful for athletes, explorers and disaster rescuers who work in remote areas without electricity, the researchers say. (2021-02-03)

New global 'wind atlas' propels sustainable energy
Wind energy scientists at Cornell University have released a new global wind atlas - a digital compendium filled with documented extreme wind speeds for all parts of the world - to help engineers select the turbines in any given region and accelerate the development of sustainable energy. (2021-02-03)

Salt battery design overcomes bump in the road to help electric cars go the extra mile
Using salt as a key ingredient, Chinese and British researchers have designed a new type of rechargeable battery that could accelerate the shift to greener, electric transport on our roads. (2021-02-01)

Virtual conference CO2 emissions quantified in new study
The virtual conferencing that has replaced large, in-person gatherings in the age of COVID-19 represents a drastic reduction in carbon emissions, but those online meetings still come with their own environmental costs, new research from the University of Michigan shows. (2021-02-01)

Scientists developed energy saving ceramic phosphors for high power LED systems
Materials scientists of Far Eastern Federal University (FEFU), in collaboration with an international research team, have advanced the design of composite ceramic materials (Ce3+:YAG-Al2O3), i.e. solid-state light converters (phosphors) that can be applied in ground and aerospace technologies. The LED systems based on the developed materials to save 20-30 percent more energy compared to commercial analogues. A related article was published in Materials Characterization. (2021-01-26)

Solar material can 'self-heal' imperfections, new research shows
A material that can be used in technologies such as solar power has been found to self-heal, a new study shows. (2021-01-26)

Highly efficient grid-scale electricity storage at fifth of cost
Researchers in WMG at the University of Warwick, in collaboration with Imperial College London, have found a way to enhance hybrid flow batteries and their commercial use. The new approach can store electricity in these batteries for very long durations for about a fifth the price of current technologies, with minimal location restraints and zero emissions. (2021-01-22)

Curtin find could slash energy use and cost in making silicon
Curtin University researchers have uncovered a method of making silicon, found commonly in electronics such as phones, cameras and computers, at room temperature. (2021-01-20)

Could "Power Walking" fuel the energy revolution? India is ready to step up
India has an energy problem. It currently relies heavily on coal and consumer demand is expected to double by 2040, making its green energy targets look out of reach. Part of the solution could come from harvesting energy from footsteps, say Hari Anand and Binod Kumar Singh from the University of Petroleum and Energy Studies in Dehradun, India. Their new study, published in the De Gruyter journal Energy Harvesting and Systems, shows that Indian attitudes towards power generated through piezoelectric tiles are overwhelmingly positive. (2021-01-19)

Blockchain technology to optimize P2P energy trading
A research team of Tokyo Institute of Technology, in collaboration with Mitsubishi Electric Corporation, has developed a new technology an original blockchain technology that can optimize peer-to-peer (P2P) energy trading. The technology is expected to contribute to more effective use of surplus electricity from renewable energy by creating trading environments that flexibly respond to shared trading needs, particularly to maximize the amount of surplus electricity available in the market at any given time. (2021-01-19)

SolarEV City concept: Building the next urban power and mobility systems
Cities are responsible for 60-70% of energy-related CO2 emissions. As the world is increasingly urbanized, it is crucial to identify cost-effective pathways to decarbonize. Here, we propose a ''SolarEV City'' concept, in which integrated systems of cities' roof-top PVs with EVs as batteries can supply affordable and dispatchable CO2-free electricity for citie's dwerllers, which can reduce CO2 emission by 54-95% with 26-41% of potential cost savings by 2030. (2021-01-14)

Energy harvesting made possible with skin temperature
The Korea Institute of Science and Technology (KIST) announced that a collaborative research team led by Dr. Seungjun Chung from the Soft Hybrid Materials Research Center and Professor Yongtaek Hong from the Department of Electrical and Computer Engineering at Seoul National University (SNU) developed flexible thermoelectric devices with high power generation performance by maximizing flexibility and heat transfer efficiency. The research team also presented a mass-production plan through an automated process including a printing process. (2021-01-13)

How will we achieve carbon-neutral flight in future?
Carbon-neutral aviation is possible, but in future, aircraft are likely to continue to be powered by fossil fuels. The CO2 they emit must be systematically stored underground. This is the most economical of various approaches that ETH researchers have compared in detail. (2021-01-13)

Impacts of climate change on our water and energy systems: it's complicated
Researchers at Lawrence Berkeley National Laboratory (Berkeley Lab), UC Berkeley, and UC Santa Barbara have developed a science-based analytic framework to evaluate the complex connections between water and energy, and options for adaptations in response to an evolving climate. (2021-01-11)

UVA-led team expands power grid planning to improve system resilience
Researchers' paper in Nature Energy demonstrates that modernizing power grids and using renewable energy will be cheaper than repairing hurricane damage. (2021-01-11)

Power, water and climate
As the planet continues to warm, the twin challenges of diminishing water supply and growing energy demand will intensify. But water and energy are inextricably linked. For instance, nearly a fifth of California's energy goes toward water-related activities, while more than a tenth of the state's electricity comes from hydropower. As society tries to adapt to one challenge, it needs to ensure it doesn't worsen the other. (2021-01-07)

It's getting hot in here: Warming world will fry power plant production in coming years
During the year's hottest months, many people rely on electricity-generated cooling systems to remain comfortable. But the power plants that keep air conditioners pushing out cold air could soon be in a vicious cycle in a warming world-not able to keep up with growing demands on hotter days and driving up greenhouse gas emissions to dangerous levels. (2021-01-06)

Using solar energy and agriculture to limit climate change, assist rural communities
Co-developing land for both solar photovoltaic power and agriculture could provide 20% of total electricity generation in the United States with an investment of less than 1% of the annual US budget, a new paper by Oregon State University researchers found. (2021-01-04)

Extremely energy efficient microprocessor developed using superconductors
Researchers from Yokohama National University in Japan have developed a prototype microprocessor using superconductor devices that are about 80 times more energy efficient than the state-of-the-art semiconductor devices found in the microprocessors of today's high-performance computing systems. (2020-12-28)

It's electrifying! This is how Earth could be entirely powered by sustainable energy
Can you imagine a world powered by 100% renewable electricity and fuels? It may seem fantasy, but a collaborative team of scientists has just shown this dream is theoretically possible - if we can garner global buy-in. The study explores what changes are needed in our energy mix and consumption patterns if we are to achieve 100% renewability in a way that supports everyone and the myriad of life on our planet. (2020-12-22)

New curriculum improves students' understanding of electric circuits in schools
The topic of electricity often poses difficulties for many secondary school students in physics lessons. Physics Education Researchers at the Goethe University and the University of Tübingen have developed and empirically evaluated a new, intuitive curriculum as part of a major comparative study. The result: not only do secondary school students gain a better conceptual understanding of electric circuits, but teachers also perceive the curriculum as a significant improvement in their teaching. (2020-12-18)

NYS can achieve 2050 carbon goals: Here's how
By delving into scientific, technological, environmental and economic data, Cornell University engineering researchers examined whether New York could achieve a statewide carbon-free economy by 2050. Their finding: Yes, New York can reach this goal - and do it with five years to spare. (2020-12-18)

Electron-producing microbes power sustainable wastewater treatment
WSU researchers have developed a sustainable wastewater treatment system that relies on electron-producing microbial communities to clean the water. The work could someday lead to reduced reliance on the energy-intensive processes that are used to move and treat wastewater, which accounts for as much as two percent of the total electrical energy consumption in the United States. (2020-12-17)

Engineers go microbial to store energy, sequester CO2
By borrowing nature's blueprints for photosynthesis, Cornell University bioengineers have found a way to efficiently absorb and store large-scale, low-cost renewable energy from the sun - while sequestering atmospheric carbon dioxide to use later as a biofuel. (2020-12-15)

Supporting renewable electricity: EU member states should coordinate reform efforts
The European Union recently adopted more ambitious climate goals for 2030 - their implementation is now the focus of debate. What do the Member States need to consider? A new study shows how important it is that governments coordinate policy reforms to support renewable electricity. Otherwise, many investors are likely to shift their focus to technologies that will continue to be subsidized or to countries where subsidies are still available. This outcome would increase the overall costs of expanding renewable electricity generation in Europe. (2020-12-15)

The pressure sensor of the venus flytrap
The display of a smartphone reacts to finger pressure. The carnivorous Venus flytrap, on the other hand, even notices when a lightweight like a fly lands on it. Special genes make this possible. (2020-12-11)

Making cheaper, biocompatible E-skin electrodes
DGIST materials scientists and colleagues in Korea have improved electrical conductivity in a polymer electrode for E-skin applications. Their approach is simple and cheap, but further enhancements are needed for the polymer to become a viable alternative to more expensive gold electrodes. The scientists published their findings in the journal Biosensors and Bioelectronics. (2020-12-10)

New blended solar cells yield high power conversion efficiencies
Researchers at Hiroshima University in Japan have blended together various polymer and molecular semiconductors as photo-absorbers to create a solar cell with increased power efficiencies and electricity generation. (2020-12-09)

Green energy transition: Early and steady wins the race
Researchers from Aarhus University and Karlsruhe Institute of Technology have modelled the decarbonisation of the sector-coupled European energy system using uninterrupted high-res hourly data for every European and Scandinavian country and network interconnectivity. The research has now been published in Nature Communications and the results are clear: To reach climate-neutrality by 2050 we need solar energy. And lots of it. (2020-12-04)

Shuttering fossil fuel power plants may cost less than expected
Decarbonizing US electricity production will require both construction of renewable energy sources and retirement of power plants now operated by fossil fuels. A generator-level model described in the December 4, 2020 issue of the journal Science suggests that most fossil fuel power plants could complete normal lifespans and still close by 2035 because so many facilities are nearing the end of their operational lives. (2020-12-03)

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