Recently, a research team from Tohoku University in Japan has developed a new material that can be used to manufacture supercapacitors with higher operating voltages and is more stable than other materials.backgroundNowadays, energy conservation and environmental protection are receiving increasing...

With the increasing demand for lithium battery capacity in electrical equipment, people's expectations for improving the energy density of lithium batteries are becoming higher and higher. Especially for various portable devices such as smartphones, tablets, laptops, etc., higher requirements ha...

How to fix lithium-ion batteriesNowadays, the application of lithium-ion batteries is very extensive. How to save costs and prolong the life of dead lithium-ion batteries? Let me share relevant experience with youThe false death of lithium-ion batteries is generally divided into three categoriesFirs...

18650 lithium-ion battery voltage parameters1、 The core voltage of 18650 lithium-ion batteries is the working voltage, also known as the nominal voltage, which is 3.7V. This is equivalent to three nickel cadmium or nickel hydrogen batteries connected in series. Some domestic battery manufacturers a...

The Green Revolution may soon usher in a major victory. When large-scale electricity becomes a "storable" and "portable" energy source, energy efficiency will be significantly improved, and progress will also be made in promoting renewable energy. Storage and portability are impo...

1. After using up all your 18650 lithium-ion batteries, remove them and solve the problem with temperature. The battery will greatly shorten its usage time in unstable temperature conditions because the battery is dead and a considerable amount of lithium ions already have memory charge. This method...

What is the charging voltage of a lithium iron phosphate battery pack?The charging voltage of the lithium iron phosphate battery pack should be set at 3.65V, with a nominal voltage of 3.2V. Generally, the maximum charging voltage can be 20% higher than the nominal voltage, but too high a voltage can...

Why is the nominal voltage of lithium-ion batteries 3.7V when discharging? The discharge platform of a good lithium-ion battery is 3.7V. The discharge termination voltage of a lithium-ion battery refers to the voltage at which the battery is discharged, and it is not advisable to continue dischargin...

C: The ratio used to represent the magnitude of battery charging and discharging current, also known as the rate. Charge and discharge rate=charge and discharge current/rated capacity. For example, for a 1200mAh battery, 0.2C represents 240mA (0.2 rate for 1200mAh), and 1C represents 1200mA (1 rate...

Does the number of charges for lithium iron phosphate batteries affect their lifespan? Compared with traditional lead-acid batteries, lithium iron phosphate batteries have significant advantages in operating voltage, energy density, and cycle life. The service life of lithium batteries is related to...