Batteries for electric vehicles are manufactured by connecting several cells and a bus bar to form a single module. Dozens of modules are then assembled into a battery pack.
According to an old saying, “what goes up must come down.” Unfortunately, that’s not true for either a helium-filled balloon or helium used in leak testing applications.
Hella GmbH & Co. has been synonymous with automotive lighting for decades. But, the 124-year-old company produces more than just top-of-the-line headlamps.
Engineers at Tesla Inc. have developed a new process that they claim will reduce EV production costs by 50 percent, while reducing factory space by 40 percent.
The need to extend the range of electric vehicles is pushing automakers to adopt higher battery voltages. Most passenger EVs are powered by a 400-volt battery pack, while electric buses and trucks are powered by 600-volt battery packs.