July 7, 2022
EV Battery Recycling
EV Battery Recycling

The rapid growth of the electric vehicle market is essential to meeting the global goal of reducing greenhouse gas emissions, improving air quality in urban areas, and meeting consumer needs, where electric vehicles are increasingly popular. However, a growing number of electric vehicles are presenting serious waste management challenges for end-of-life recyclers. Nevertheless, waste batteries can also be an opportunity as manufacturers demand access to critical materials and strategic elements for key components of electric vehicle manufacturing. Recycled lithium-ion batteries in electric vehicles can provide a valuable source of secondary materials. Here, we summarize and evaluate the current scope of approaches to recycling and reuse of electric vehicle lithium-ion batteries and highlight areas for future development.

Given that the environmental footprint of electric vehicle manufacturing is significantly affected by raw material extraction and lithium-ion battery production, the resulting waste stream will inevitably raise other demands on end-of-life dismantling and recycling systems.  At the waste management hierarchy, reuse is considered preferred over recycling. Because manufactured lithium-ion batteries (LIBs) have significant intrinsic value, it has been suggested that their use should be cascaded through application layers to optimize material usage and lifecycle impact2.

The energy storage market is developing as energy regulators in various regions transition to clean energy sources. Energy storage is particularly important in areas where the grid is weak and needs reinforcement, where supply and demand are balanced due to high penetration of renewable energy, where there is an opportunity to trade energy with the grid, and where demand is particularly high in off-grid applications. a lot. Secondary-use battery projects are beginning to develop where there are regulatory and market adjustments.

The waste management hierarchy considers reuse to be preferred over recycling. Because manufactured LIBs are inherently of considerable value, it has been suggested that LIB usage should be cascaded through the application layer to optimize material usage and lifecycle impact2. Energy stored as a percentage of energy investment (ESOI) (the ratio between the energy that must be invested in manufacturing a battery and the electrical energy it will store over its useful life) is a metric used to compare the effectiveness of various energy storage technologies. If end-of-life electric vehicle batteries can be used for secondary-use applications where battery performance is less important, ESOI numbers will definitely improve