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2020-02-25 08:46:39

纳米技术在锂离子电池中的应用

锂离子电池作为高效的能量存储组件,已广泛应用于消费电子领域。锂离子电池已用于手机和笔记本电脑。锂离子电池由于其超高的储能密度而取得了如此出色的成绩。并具有良好的安全性能。随着技术的不断发展,锂离子电池的能量密度和功率密度也不断提高,其中纳米技术做出了不可磨灭的贡献。由于LiFePO4的电导率较差,为了提高其电导率,人们将其制备为纳米颗粒,从而大大提高了LiFePO4的电化学性能。另外,硅负极也是纳米技术的受益者。纳米硅颗粒可以很好地抑制锂在嵌入过程中的体积膨胀,并改善硅材料的循环性能。 阴极材料 1.LiFePO4材料 LiFePO4材料具有良好的热稳定性和低成本。由于LiFePO4材料内部独特的共价键结构,LFP材料的电子电导率非常低,这限制了其高倍率的充电和放电性能。为

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2020-03-24 08:59:51

电池如何放电? 锂离子聚合物电池有哪些优势?

在现代生活中,我们永远无法没有电。基本上,我们使用的所有电力都来自发电厂。由于房屋中的大型家用电器不经常移动,因此将其插入插座。那些使用需要处理的电子产品的人经常需要电池来为我们供电。 伏特电池的发现 1799年,伏特将锌板和银板浸入盐水中,发现有电流流过连接这两种金属的电线。因此,他在羊毛或绒纸上放了很多锌片或纸,将它们叠放并用手触摸两端时,您会感到强烈的电流刺激。伏特成功地使用这种方法制造了世界上第一个电池“伏特电池组”。电池是以此方式发明的。经过数百年的发展,电池已从以前的“伏特电池组”变为目前的干电池和二次电池。电池的效率越来越高,能量也越来越高,因此完全充电所需的时间越来越长。 电池工作原理 电流的产生是电流的定向流动

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2020-04-17 14:05:58

What are the benefits of li-ion coin battery?

Lithium-ion technology is a hot topic in batteries. They have become a universal power supply for several daily products such as laptops, mobile phones, power tools and even vehicles. With the development of technology, people are more focused on speed, big data and mobility, and the status of reliable portable power is getting higher and higher.

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2020-04-17 14:16:52

How to extend the life of li-ion square battery?

There are many reports on how to save battery power, but we can only minimize battery consumption too quickly if we take good care of the battery. So, how to maintain the battery to extend the battery life? In today's mobile world, battery life is very valuable. Why do you say this? It will be annoying when a mobile device is about to be pow

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2020-04-17 14:39:10

Notes on button battery

The button battery is a small single battery. Its shape is generally a cylinder with a diameter of 0.197 to 0.984 inches and a height of 0.039 to 0.236 inches. Just like the buttons on clothing, metal can form the bottom of the body, and the insulating top cover is the negative terminal.  Button batteries are also divided into two categorie

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