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6 FAQs about [Lithium battery electric cutting]
What is laser cutting in lithium battery electrode manufacturing?
Laser cutting is a versatile non-contact machining process, crucial for several steps in lithium battery electrode manufacturing. Typically it is used at the slitting station to precisely divide the wide electrode coil (mother roll) into individual electrodes.
How to cut lithium ion battery electrodes?
Currently, the predominant techniques employed in lithium-ion battery (LIB) manufacturing facilities for electrode cutting involve the utilization of knife molds and hardware die punching.
Can laser cutting improve the quality of lithium-ion battery manufacturing processes?
Conclusions Laser cutting allows an improved quality of cut surface and cutting speed during lithium-ion battery manufacturing processes. The advantages of laser cutting can be maximized by understanding the underlying physics during the laser cutting of electrodes for lithium-ion batteries.
Can a laser cut a lithium ion battery?
High speed laser cuttings of electrodes for the lithium-ion battery using single mode fiber lasers have also been investigated by Patwa et al. . They illustrated the achievable highest cutting speed, the effect of the focus beam and the number of cutting passes.
How does cut surface quality affect lithium-ion battery performance?
Lithium-ion battery performance is affected by cut surface quality during the electrodes' cutting process. Currently, die cutting and rotary knife slitting have been used to cut prismatic and cylindrical electrodes, respectively.
How can laser cutting improve the cutting surface quality of battery electrodes?
The enhancement of the cutting surface quality of the electrodes can be achieved by optimizing laser processing parameters, including laser power and scanning speed . They also found that the microstructures created by laser cutting greatly enhanced the wettability and performance of the battery electrodes [30, 31].
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