kevin du

21
Jun

(Video)How to get dQdV curve on Neware cyclers?

How to get dQdV curve/plot when you tested cells on Neware cyclers? And how to make the curve smoother? Many Neware cycler users asked this question. BTSDA is the free software from Neware which is used to view the test result, it can help you to understand the battery performance better, and it can export data to txt/xls/csv, what’s more,

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21
Jun

Battery Fashion: Scientists Weave Rechargeable Electronics Into Clothes

UMASS AMHERST Wearable electronics are nothing new, but the technology has been limited by the question of how to power them for long periods without toting around a bulky charge storing device. Not any longer. Thanks to UMass Amherst materials scientist Trisha L. Andrew, a battery can now be stitched directly into your lapel. Andrew and her colleagues have developed a

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20
Jun

How Solar Is Conquering the Grid

ALFREDO ESTRELLAGETTY IMAGES We’ve known for a few years now that solar power is surging in the U.S. and the rest of the world: costs have been falling for a while and countries like the United States, China, and India have been building so many solar panels that solar was the world’s fastest growing energy source in 2016. But thanks to a recently-published report

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20
Jun

Bosch unveils new 2020 e-bike motors and batteries, but are the updates enough?

Bosch’s electric bicycle motors and batteries have been leading the market for years without seeing many significant advancements. Now the company is hoping to change that with the release of its new line of upgraded motors and batteries. Bosch’s new 2020 motors and batteries We first covered leaks of Bosch’s 2020 motor and battery refresh last month. It turns out we

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15
Jun

New Cathode for Potassium-Oxygen Battery Enables >125 Recharge Cycles

Researchers have devised a more efficient, more reliable potassium-oxygen battery, a step toward a potential solution for energy storage for the grid. In a study published in the April issue of the journal Batteries and Supercaps, researchers from Ohio State University detailed their findings related to the construction of a potassium-oxygen battery’s cathode.  (See image above of Paul Gilmore and Vishnu-Baba Sundaresan). The findings,

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14
Jun

450Wh/L Bendable Textile Lithium Battery Developed for Wearables

Lithium batteries are currently the dominant rechargeable battery in the market due to their relatively high energy density and long cycle life. However, the conventional heavy and bulky lithium battery is difficult to use in wearable devices. Researchers at The Hong Kong Polytechnic University (PolyU) have created a highly flexible, high-energy textile lithium battery. (See image above of Professor Zheng Zijian holding

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31
May

SiC-Based 7.4kW/11kW/22kW Onboard Battery Charger for EVs and HEVs

BorgWarner introduces its Onboard Battery Charger (OBC), adding to the company’s portfolio of technologies for plug-in hybrid and pure-electric vehicles. The OBC uses pioneering silicon carbide technology and BorgWarner says that it is the best in its class for power conversion efficiency, power density, and safety compliance. With installation in hybrid or full EVs, the OBC converts ac from the power

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30
May

New Flash Battery Allows Charging in 5 Minutes; Technology Scalable to EVs

While the range, cost, and weight of EV batteries have improved considerably over the last several years, charging time remains a big obstacle to speed up global adoption of EV’s. For this reason, Israeli company StoreDot introduced FlashBattery, a quick-charging battery that can fully charge in 5 minutes. The technology uses novel materials replacing the active graphite with metalloids such as Silicon,

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22
May

Solar-powered hydrogen fuels a step closer

A cheaper, cleaner and more sustainable way of making hydrogen fuel from water using sunlight is step closer thanks to new research from the University of Bath’s Centre for Sustainable Chemical Technologies. With the pressure on global leaders to reduce carbon emissions significantly to solve a climate change emergency, there is an urgent need to develop cleaner energy alternatives to

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16
May

Electric car batteries inspire safer, cheaper way to make compounds used in medicines

Recent advances in battery technology, from the engineering of their cases to the electrochemistry that takes place inside them, has enabled the rapid rise of Teslas, Leafs, Volts and other electric cars. Now, scientists at Scripps Research, inspired by the refined electrochemistry of these batteries, have developed a battery-like system that allows them to make potential advancements for the manufacturing

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