Working principle of lithium battery protection:1. Normal stateUnder normal conditions, both the "CO" and "DO" pins of N1 in the circuit output high voltage, and both MOSFETs are in a conducting state. The battery can freely charge and discharge. Due to the small conducting imped...

Online shopping may have become a habit for people to purchase daily necessities, ranging from socks that cost a few yuan per pair to household appliances that cost hundreds, thousands, or even tens of thousands.Online shopping is indeed convenient, saving a lot of time to choose from in the store,...

What is the current energy density of lithium iron phosphate batteries? The energy density of lithium iron phosphate batteries will achieve breakthroughs in the future. It is understood that it is not difficult to improve the current market to reach 90Wh/kg of lithium iron phosphate batteries, but t...

Working principle of lithium-ion batteriesLithium ion batteries generally use lithium alloy metal oxides as the positive electrode material, graphite as the negative electrode material, and non-aqueous electrolytes.The reaction that occurs on the charging positive electrode isLiCoO2==Li (1-x) CoO2+X...

Is it better to fully charge the phone battery at once or to charge it 80%? Most of the mobile phones we currently use use lithium batteries, which were developed by Sony over 20 years ago. At that time, it was quite expensive, and everyone used batteries made of other materials. Before the populari...

Recently, a friend asked me if it is possible to replace the lead-acid battery of my electric vehicle with a lithium battery, as the new national standard has been introduced? As a mechanic, my advice for everyone regarding this issue is not to replace it. Why do I say that?Firstly, as we all know,...

After the batteries are connected in series, the voltage is added together and the currents are equal, which increases the voltage; When batteries are connected in parallel, the voltage remains unchanged (provided that batteries with the same voltage can be connected in parallel, otherwise high volt...

1. Rated capacity of battery:It is the battery capacity specified by national standards. The unit is represented by Ah, which reflects the size of the battery's stored energy. The larger the value, the more electricity is stored. Currently, the capacity of electric vehicle batteries on the marke...

The train is fast and affordable, and many people choose to take it when going out. Of course, taking the train out will bring some things. Can I carry a lithium battery when taking a train?Lithium batteries belong to chemicals, but they are not dangerous, explosive, or flammable materials. Lithium...

Lithium iron phosphate battery: The discharge voltage of the full battery composed of graphite is about 3.2V. Excellent high-temperature performance, it is currently the best cathode material for high-temperature performance. Currently, the vast majority of Chinese lithium battery companies are prod...