锂电池回收方法和再利用技术及经济效益分析英文文章

锂电池回收方法和再利用技术经济效益分析英文文章
原文:
What are the economic and social benefits of lithium battery recycling? Lithium battery recycling market space is huge, in line with the degree of energy decay of the battery for secondary use, such as lithium iron phosphate batteries, ternary material batteries, scientific and effective treatment and disposal, not only has a good environmental benefits, but also has obvious economic benefits.
What are the economic benefits of recycling lithium batteries?
With the growth of the use of time, the capacity, discharge efficiency and safety of lithium batteries and other aspects of performance will be a significant decline. For lithium batteries that can no longer meet the current application needs, recycling can effectively play its "residual value".
With the arrival of the power battery retirement period, lithium recycling industry is also expec
ted to gradually develop. In addition to policy support, the environmental benefits of lithium recycling and economic benefits are the other two main drivers. On the one hand, the heavy metals and other harmful substances contained in lithium batteries will not only adversely affect the quality of the environment, but may also pose a great threat to human health. On the other hand, the recycling of lithium is beneficial to the recycling of lithium, cobalt, lithium and other valuable metals, and is an effective means to avoid the risk of shortage of raw materials for batteries, and the economic benefits are very significant.
Analyzed from the economic point of view, the value of recovering Li, Ni, Co, Mn and other metals after disassembly of retired ternary lithium batteries is greater than the cost of recycling and disposal, and has a better recycling value. Take the recycling treatment of LiNi1/3Co1/3Mn1/3O2 ternary retired batteries as an example, refer to the recycling process of industrial wet recovery of valuable metals: disassembly of retired batteries alkali-soluble acid leaching co-precipitation preparation of precursors to synthesize ternary battery materials, the final is the ternary material as a recycling product.
At present, the recycling of retired ternary lithium batteries is still relatively substantial profits, and the future development trend of the ternary material system is better, with the gradual expansion of the proportion of ternary materials, the rise of valuable metal raw materials, while recycling technology tends to mature, ternary material recycling will have better economic value.
The cobalt, nickel, manganese, lithium and other precious metals recovered from used lithium batteries can bring considerable economic benefits to the recycling body, especially when the supply of cobalt and lithium resources is tight and the market demand is continuously increasing, the recycling of used lithium batteries will bring good economic benefits to the recycling enterprises.
In addition, the resource-based recycling of lithium batteries can effectively recover the cost of lithium batteries, which has a strong economy. The core in the power battery cost accounted for 36%, if you deduct the gross profit then the core accounted for up to 49%; in consumer batteries the cost of the core accounted for an even higher percentage. In the ba
ttery cell, the cost of cathode materials rich in nickel, cobalt, manganese and other metal elements accounted for 45%. Through raw material recycling, nickel cobalt manganese and other metal elements can achieve a recovery rate of more than 95%, while the recovery rate of lithium elements is also above 70%, with significant economic benefits.
What are the social benefits of lithium battery recycling and reuse?
The state supports the scientific and technological research on the recycling of power lithium batteries, guides the collaboration of industry, academia and research, encourages the gradual utilization and recycling, adheres to the concept of the whole life cycle of the product, follows the principle of organic unity of environmental benefits, social benefits and economic benefits, and gives full play to the market.
The end-of-life lithium batteries are used to set up storage systems for solar power generation and wind power generation, which is one of the more popular application directions. The emergence of lithium battery recycling equipment, a powerful solution to a large number of waste lithium batteries, compared to the commonly used waste lithium batt
ery treatment methods (wet metallurgy, pyrometallurgy), lithium battery recycling equipment without the use of chemical reagents, and lower energy consumption, is a friendly to the environment, air, soil and more efficient recycling methods.

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