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. The vehicle can be completely recharged in about 4.5 The battery-specific welding process is a result of collaboration among GM’s Manufacturing Systems Research Lab, Advanced Propulsion Center, and Brownstown Battery Assembly plant near Detroit.
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