What is LiFePO4?
Lithium iron phosphate battery (LiFePO4 battery) or LFP battery (LiFePO4 battery), is a lithium-ion battery using lithium iron phosphate. The energy density of LiFePO4 is lower than that of LiCoO2, and the operating voltage is lower. This lithium iron phosphate
Batteries use chemicals derived from lithium-ion and have many advantages and disadvantages with other lithium-ion battery chemicals. But there are big differences.
LiFePO4 has a wide range of applications in household battery use, utility-scale fixed equipment applications, and backup power supplies.
First, let's go back in time. Lithium-ion batteries are a relatively new invention, only 30 years old. In that time, lithium technologies have become increasingly popular because they have proved valuable in powering small electronics, like laptops and cellphones. But as you may recall from some news reports in recent years, lithium-ion batteries have also gained a reputation for catching fire. Until recent years, this was one of the main reasons lithium wasn't widely used to make large battery packs.
But then came lithium iron phosphate (LiFePO4). LiFePO4 batteries are not only safer, but they have a number of advantages over other lithium chemicals, especially for high-power applications.
Although lithium iron phosphate (LiFePO4) batteries are not new, their presence in the global commercial market is just beginning.
Safety and stability
LiFePO4 batteries are known for their strong safety as a result of their chemical stability. An important advantage over other lithium-ion chemicals is thermal and chemical stability, which improves the safety of the battery. They can also withstand harsh conditions such as cold, heat or rugged terrain. Phosphate batteries have superior thermal and chemical stability and are safer than lithium-ion batteries made of other cathode materials. Lithium phosphate batteries are non-flammable, which is an important feature that error handling occurs during charging or discharging.
If you are choosing lithium batteries and expect to use them in hazardous or unstable environments, LifePO4 may be your best choice. In the event of a dangerous event, such as a collision or short circuit, they do not explode or catch fire, significantly reducing the chance of any injury.
Long life, slow self-discharging rates and lighter weight make lithium-iron batteries an attractive option, as they are expected to have a longer shelf life than lithium-ion batteries. The service life is usually 5 to 10 years or more, much longer than lead-acid batteries and other lithium formulations. Battery charging time is also greatly reduced, another convenient performance advantage. So if you're looking for a battery that will both stand the test of time and charge quickly, LifePO4 is the place to go
Also worth mentioning is the space-saving nature of LifePO4. LiFePO4 weighs a third as much as most lead-acid batteries and is almost half as much as the currently popular manganese oxide, offering a way to use space and weight efficiently. Make your product more efficient overall.
The environmental impact
LiFePO4 batteries are non-toxic, pollution-free and contain no rare earth metals, making them an environmentally-friendly choice. Lead-acid batteries and nickel-lithium oxide batteries are very harmful to the environment (especially lead-acid batteries, because the chemicals inside the battery can damage the battery structure and eventually cause the battery to leak).
Compared to lithium lead-acid and other lithium batteries, lithium iron phosphate batteries have significant advantages, including improved charge-discharge efficiency, extended service life, and the ability to perform deep cycles while maintaining performance. The use of phosphates avoids the cost and environmental problems associated with cobalt, particularly those associated with its release into the environment through improper disposal. LifePO4 batteries are typically more expensive, but they cost less relative to the life of the product, have minimal maintenance, and are rarely replaced, making them a worthwhile long-term solution to invest in.
This battery requires a high discharge rate to achieve acceleration, weight reduction, and extended service life, making it ideal for forklift trucks, bicycles and electric vehicles.
The increasing frequency of the use of electric vehicles in many families, the power, safety, and high requirements of the battery make lithium iron phosphate batteries more suitable for everyone.
Street lamp, outdoor camping, small electrical equipment, telecommunications.