Lithium batteries are mainly composed of two large parts, the battery cell and the protection board PCM (commonly referred to as the battery management system BMS for power batteries). The protection board is mainly composed of protection chips (or management chips), MOS transistors, resistors, capa...

At present, the commonly used automotive batteries are mainly divided into three categories: ordinary batteries, dry load batteries, and maintenance free batteries. Ordinary batteries; The electrode plate of a regular battery is composed of lead and lead oxide, and the electrolyte is an aqueous solu...

The battery indicates that there is a label indicating whether it can be charged. The rechargeable battery label indicates that it can be charged, while the non rechargeable battery label prohibits charging.English batteries, check if there is a rechargeable battery or if there is a NiMH nickel hydr...

I finally understand the reason for the capacity degradation of lithium batteries. There are many reasons for the capacity decay of lithium-ion batteries, which may be due to insufficient negative electrode capacity design. Lithium batteries begin to decay from the completion of manufacturing, and a...

The battery is placed in the cardboard box just for the convenience of everyone's learning. First, preheat the soldering iron, and then use scissors to cut out a 50mm copper wire from the connecting wire.Installation method for electric vehicle batteriestwoThe red wire of the power cord socket i...

Lead lead-acid battery (VRLA) is a type of battery where the electrodes are mainly made of lead and its oxides, and the electrolyte is a sulfuric acid solution. In the discharge state of lead-acid batteries, the main component of the positive electrode is lead dioxide, and the main component of the...

Taboos for charging lithium-ion batteries for electric vehicles. Do lithium-ion batteries need to be charged every day for electric vehicles? As electric vehicle lithium battery packs become increasingly common in the market, many people do not understand the correct charging method for electric veh...

The current 3.7V 18650 has a typical cycle life of around 500-1000 cycles, while the 3.2V 18650 has a typical life of over 2000 cycles. Of course, the prerequisite is that qualified batteries produced by reputable manufacturers have a short lifespan if they are defective or counterfeit.18650 is a st...

Disadvantages of carbon batteries: they cannot be recycled, and although the one-time investment is low, the cumulative usage cost is high. Causing damage to the Earth's environment.Attention to the use of carbon batteries: If the camera is not used for a long time, it is not advisable to place...

The working principle and chemical reaction equation of lithium iron phosphate batteries. The full name of lithium iron phosphate battery is lithium iron phosphate lithium-ion battery, abbreviated as lithium iron phosphate battery. It is currently the most environmentally friendly, long-lasting, saf...