Ultrasonic welding in the battery pack for the Cadillac ELR
Green Car Congress
AUGUST 2, 2013
GM first applied the process on the Chevrolet Volt and further refined it for ELR. In order to establish such quality guidelines, this paper first identifies a number of critical weld attributes that determine the quality of welds by experimentally characterizing the weld formation over time using copper-to-copper welding as an example.
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