Reasons and analysis for the expansion of lithium batteries and mobile phone batteries during use:Under normal circumstances, batteries will not expand after prolonged use. The reason for battery expansion is due to prolonged charging time. It will not affect use, but the standby time will become sh...

The Dragon Boat Festival, also known as the Duanwu Festival, is a traditional Chinese festival that falls on the fifth day of the fifth lunar month. It is a time to celebrate the arrival of summer and the start of the agricultural season. People usually eat zongzi (sticky rice dumplings), drink real...

With the rapid development of modern society and the increasing scarcity of water resources, monitoring and protecting water resources has become a global common topic. The invention of portable field water quality monitoring equipment has become an important tool for researchers to conduct long-ter...

Introduction: (Keyword: Lithium battery pack) Traditional field ground penetrating testers use lead-acid batteries as mobile backup power sources. Due to the low energy density, heavy weight, low rate discharge efficiency, and non environmental protection of lead-acid batteries, they can no longer m...

How to safely handle lithium battery bulges? Lithium battery packs have strict requirements for chargers. If the charger used does not meet the requirements, it can cause the lithium battery to bulge, and in severe cases, it can lead to safety accidents. Lithium battery packs have no memory effect,...

With the increasing global pollution, energy conservation and environmental protection have also been put on the agenda. At present, various sectors are calling for the promotion of the use of energy-saving and environmentally friendly products, and China has also introduced some relevant policies t...

How to repair lithium batteries? Battery activation method. The common problem with lithium batteries is wear and tear, or in layman's terms, they break down. Lithium ion battery packs often become unusable due to one or more damaged batteries. In this case, the voltage at both ends of each batt...

Taking the manufacturing process of valve regulated sealed lead-acid batteries (VRLA) as an example:The production process is as follows:Alloy Configuration -->Grid Manufacturing -->Mechanical Coating -->Plate Curing and Drying -->Plate Formation -->Plate Washing and Drying -->Plat...

Comparison of energy density between lithium batteries and lead-acid batteries. Compared to other batteries, lithium batteries have a higher energy density, with lead-acid batteries at 30WH/KG and lithium batteries at 110WH/KG. The biggest advantage of lithium batteries is their high energy ratio an...

Why don't you use fingerprints when buying a new iPhone 8, only a password?Firstly, you need to turn on the fingerprint recognition feature of your iPhone and set at least one fingerprint. If you need to open WeChat payment, Alipay and other fingerprint payment functions, you need to enter two a...