Archive for the ‘energy’ category: Page 142
Jul 14, 2022
A neat alternative to tracking retail inventory
Posted by Shubham Ghosh Roy in category: energy
Supplyve gives small independent retailers the technological tools to take control of their supply chains without spreadsheets.
Zap Energy said its experimental reactor core was ready for a milestone test. Skeptics routinely question whether the technology is currently possible.
Jul 14, 2022
US witnesses 40-year-high spike in customer prices
Posted by Shubham Ghosh Roy in categories: energy, government
Since April 1980, the overall yearly growth in energy prices is at its highest level. Gasoline prices increased by 11.2 per cent last month and a startling 59.9 per cent over the previous year, accounting for half of the monthly rise.
As per Government data released on Wednesday (July 13), in June, the United States saw a new peak of 9.1 per cent inflation. This faster-than-expected increase in the consumer price index (CPI) was driven by significant increases in gasoline prices, reports AFP. The US Labor Department has reported that this 9.1 per cent CPI spike over the past 12 months to June was the fastest increase in 40 years, the last such increase was witnessed in November 1981.
Jul 13, 2022
Sizing Up the Challenges in Extracting Lithium from Geothermal Brine
Posted by Shubham Ghosh Roy in categories: energy, transportation
Berkeley Lab scientists assess the technology landscape for developing a domestic source of lithium.
If you had a jar of marbles of many different colors but wanted only the green ones, how could you efficiently pick them out? What if it wasn’t marbles but a jar of glitter, and there was sand, glue, and mud mixed in? That begins to describe the complexity of the brine pumped out from beneath California’s Salton Sea as part of geothermal energy production.
For geothermal fields around the world, produced geothermal brine has been simply injected back underground, but now it’s become clear that the brines produced at the Salton Sea geothermal field contain an immense amount of lithium, a critical resource need for low-carbon transportation and energy storage. Demand for lithium is skyrocketing, as it is an essential ingredient in lithium-ion batteries. Currently there is very little lithium production in the U.S. and most lithium is imported; however, that may change in the near future.
Continue reading “Sizing Up the Challenges in Extracting Lithium from Geothermal Brine” »
Jul 13, 2022
Tiny motors take a big step forward
Posted by Saúl Morales Rodriguéz in categories: bioengineering, energy, nanotechnology, transportation
Motors are everywhere in our day-to-day lives—from cars to washing machines. A futuristic scientific field is working on tiny motors that could power a network of nanomachines and replace some of the power sources we use in devices today.
In new research published recently in ACS Nano, researchers from the Cockrell School of Engineering at The University of Texas at Austin created the first ever solid-state optical nanomotor. All previous versions of these light-driven motors reside in a solution of some sort, which held back their potential for most real-world applications.
Jul 13, 2022
This Fish-Friendly Whirlpool Turbine Can Power Up to 60 Homes
Posted by Shubham Ghosh Roy in categories: energy, innovation
If you live near a river and want clean energy to power your home, we have great news for you. Belgian company Turbulent has created a fish-friendly whirlpool turbine that can be installed in only one week.
The innovative turbine can provide energy 24 hours a day for dozens of homes by being installed in most rivers and canals. It also delivers low-cost power as the generator just uses flowing water to produce energy.
Continue reading “This Fish-Friendly Whirlpool Turbine Can Power Up to 60 Homes” »
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Jul 12, 2022
UK’s first industrial-scale carbon capture and usage plant
Posted by Future Timeline in categories: chemistry, energy, food
The plant seen here will capture 40,000 tonnes of carbon dioxide (CO2) each year – 100 times more than the UK’s current largest facility and equivalent to taking 20,000 cars off the roads. The £20 million investment has been completed by Northwich-based Tata Chemicals Europe, one of Europe’s leading producers of sodium carbonate, salt and sodium bicarbonate.
The project will help to unlock the future of carbon capture and utilisation, as it proves the viability of the technology at a large scale, removing CO2 from gas power plant emissions for use in high-end manufacturing applications.
In a world-first, the captured emissions are being purified to food and pharmaceutical grade, then used as raw material for a form of sodium bicarbonate that will be known as Ecokarb. This unique and innovative manufacturing process is patented in the UK, with further patents pending in key territories around the world. Ecokarb will be exported to more than 60 countries.
Jul 11, 2022
Efficient, stable, and eco-friendly thermoelectric material discovered
Posted by Saúl Morales Rodriguéz in categories: energy, materials
Waste heat is a promising source of energy conservation and reuse, by means of converting this heat into electricity—a process called thermoelectric conversion. Commercially available thermoelectric conversion devices are synthesized using rare metals. While these are quite efficient, they are expensive, and in the majority of cases, utilize toxic materials. Both these factors have led to these converters being of limited use. One of the alternatives is oxide-based thermoelectric materials, but the primary drawback these suffer from is a lack of evidence of their stability at high temperatures.
A team led by Professor Hiromichi Ohta at the Research Institute for Electronic Science at Hokkaido University has synthesized a barium cobalt oxide thermoelectric converter that is reproducibly stable and efficient at temperatures as high as 600°C. The team’s findings have been published in the journal ACS Applied Materials & Interfaces.
Thermoelectric conversion is driven by the Seebeck effect: When there is a temperature difference across a conducting material, an electric current is generated. However, efficiency of thermoelectric conversion is dependent on a figure called the thermoelectric figure of merit ZT. Historically, oxide-based converters had a low ZT, but recent research has revealed many candidates that have high ZT, but their stability at high temperatures was not well documented.
Jul 11, 2022
Future smart homes could be powered with electronics built on stones
Posted by Jose Ruben Rodriguez Fuentes in categories: energy, food
What if you could power the smart thermostats, speakers and lights in your home with a kitchen countertop? Stones, such as marble and granite, are natural, eco-friendly materials that many people building or renovating houses already use. Now, in a step toward integrating energy storage with these materials, researchers have fabricated microsupercapacitors onto the surface of stone tiles. The devices, reported in ACS Nano, are durable and easily scaled up for customizable 3D power supplies.
It would be convenient if the surfaces in rooms could charge smart home devices or other small electronics without being connected to the electrical grid. And although stone is a widely used material for floors, countertops and decorative backsplashes, it hasn’t been integrated with energy storage devices, such as batteries and capacitors.
But stones, even those that are polished and seem smooth, have microscopic bumps and divots, making it difficult to adhere electrical components to them. Researchers have recently figured out how to place microsupercapacitors, which have fast charging and discharging rates and excellent power supply storage, onto irregular surfaces with lasers. So, Bongchul Kang and colleagues wanted to adapt this approach to build microsupercapacitors on marble.