Tech Xplore - electric energy

Proof-of-concept nanogenerator turns CO₂ into sustainable power

University of Queensland researchers have built a generator that absorbs carbon dioxide (CO2) to make electricity.

6 hours ago

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Cooler transformers could help electric grid

Most people do not give the U.S. electric grid a second thought—we flip a switch, and the lights come on. Behind the scenes are thousands of power plants and utilities linked by millions of miles of transmission lines. ...

Apr 16, 2024

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Integrating battery storage into electrical grids can sometimes increase emissions due to market forces

An electricity market analysis found adding battery storage to enhance grid reliability caused power generation markets to favor coal over natural gas.

Apr 11, 2024

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How vulnerable are European countries to changes in gas prices?

On 24 February 2022, the Russian army entered Ukraine, escalating a conflict that had begun almost a decade earlier. On the same day, the European Council held an urgent meeting to respond to the aggression and to study emergency ...

Apr 9, 2024

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Eco-effective cooling: A step forward in sustainable refrigeration

The Compression-Absorption Cascade Refrigeration Cycle (CACRC) system, merging Vapor-Compression Refrigeration (VCR) with Absorption Refrigeration Cycle (ARC), presents a promising answer to the pressing energy demands and ...

Apr 8, 2024

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China's green-tech manufacturing powerhouse

China has extended its manufacturing domination to clean energy industries in recent years, alongside a global push for climate change action, but that is starting to worry the United States, Europe and others.

Apr 5, 2024

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Study shows magnetic fields boosts electrocatalysis for sustainable fuel production

In an era where the quest for sustainable energy sources has become paramount, researchers are tirelessly exploring innovative avenues to enhance fuel production processes. One of the most important tools in converting chemical ...

Apr 3, 2024

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America's green manufacturing boom, from EV batteries to solar panel production, isn't powered by renewable energy

Panasonic's new US$4 billion battery factory in De Soto, Kansas, is designed to be a model of sustainability—it's an all-electric factory with no need for a smokestack. When finished, it will cover the size of 48 football ...

Apr 3, 2024

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Building blocks for greener energy: Reconfigurable elastic metasurface components akin to LEGO

Energy harvesting, an eco-friendly technology, extends beyond solar and wind power in generating electricity from unused or discarded energy in daily life, including vibrations generated by passing car engines or trains. ...

Apr 2, 2024

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A coastal community provides valuable insights about home heating, energy use, and the future power grid

There may be few better real-life laboratories in the United States than Cordova, Alaska, to evaluate the challenges and benefits of transitioning to new, cleaner methods of home heating in a colder climate.