Ultrasonic welding in the battery pack for the Cadillac ELR
Green Car Congress
AUGUST 2, 2013
For the production system at Brownstown, GM uses an integrated camera vision system is used to shoot a reference image of the weld area prior to the operation to achieve pinpoint accuracy. The vehicle can be completely recharged in about 4.5 —Lee et al. hours using a 240V outlet, depending on the outside temperature.
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