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In February 2023, Ford announced that it will be investing $3.5 billion to build a factory in Michigan that will produce low-cost batteries for some of its electric vehicles. The project will be fully owned by a Ford subsidiary, but will use technology licensed from Chinese battery company Contemporary Amperex Technology Co., Limited (CATL). [54]
The space utilization of the battery pack is increased by over 50% compared to most conventional lithium iron phosphate block batteries. The blade battery was officially launched by BYD in 2020. BYD claims that compared with ternary lithium batteries and traditional lithium iron phosphate batteries, the blade battery holds advantages in safety ...
This means that at the same capacity rating, the lithium will cost more, but a lower capacity lithium battery can be used for the same application at a lower price. The cost of ownership when considering the lifecycle further increases the value of the lithium battery when compared to a lead acid battery.
The document gives a general procedure of the safety operations and performance tests on retired power battery cells, packs, and modules, but could not detail the steps and specifics. For applications in the real world, the design, form factor, and materials of the existing battery cells, packs, and modules often vary greatly from one another.
In October 2011, AES Corporation unveiled a 32 MW energy storage systems featuring A123's battery technology at the Laurel Mountain Wind Farm in West Virginia to be used for renewable integration and frequency regulation. As of its commissioning date it was the largest lithium-ion battery energy storage system of its kind then in operation. [56]
The company employs the cell-to-pack method to reduce the inactive weight of its batteries. It increases volume utilization rate by 15% to 20%, doubles the production efficiency and reduces the number of parts for a battery pack by 40%, while the energy density of a battery pack jumps from 140 to 150 Wh/Kg to 200 Wh/Kg. [56]