Battery Manufactory

The 18650 lithium battery is a type of lithium-ion battery and a pioneer of lithium-ion batteries. There are many situations where the 18650 battery cannot be charged, and it is necessary to take corresponding repair methods to effectively solve the problem that the 18650 battery cannot be charged. So what are the reasons and solutions for the battery not charging? The possible reasons why the 18650 lithium battery cannot be charged are as follows: Poor battery contact: If the battery is not in good contact with the charger, the battery cannot be charged. At this time, you need to check whether the battery is in good contact with the charger plug, or try to replace the charger and battery. Incorrect battery polarity: If the battery is inserted backwards into the charger, the battery will also not charge. The correct operation is to connect the positive terminal of the battery to the positive terminal of the charger, and the negative terminal of the battery to the nega...

Sodium batteries are batteries that use sodium ions as charge carriers. Batteries charge and discharge by inserting and separating sodium ions between positive and negative electrodes. Sodium batteries work on basically the same principle as lithium batteries, except for a different charge carrier. Both sodium and lithium batteries are rechargeable batteries, but there are some differences and advantages between them. The chemical composition is different: The positive electrode material used in the sodium battery is a sodium compound, while the lithium battery uses a lithium compound as the positive electrode material. Sodium, by contrast, is more readily available and cheap, while lithium is scarce and expensive. Energy density difference: Sodium batteries have about half the energy density of lithium batteries, which means they are typically larger and heavier than lithium batteries of the same capacity. However, the energy density of sodium batteries is gradually i...

Low-temperature lithium-ion battery is a new type of lithium-ion battery, its main feature is that it can work normally at a lower temperature (usually -10°C to -50°C), suitable for power in cold regions or low temperature environments storage and use. Compared with ordinary lithium-ion batteries, the main difference of low-temperature lithium-ion batteries lies in the following two aspects: Material selection: Low-temperature lithium-ion batteries use anodes with low activation energy and cathode materials with high specific volume and high specific energy to ensure that the reaction rate of the electrodes can remain fast enough at low temperatures. At the same time, low-temperature lithium-ion batteries also use electrolytes with better conductivity and higher ion transmission rates to ensure the efficiency and rate of lithium ion transmission at low temperatures. Design optimization: The design of low-temperature lithium-ion batteries has also undergone a series of ...