When a transmission engineer first runs a new EV drivetrain on a test bench designed for ICE components, something unexpected often happens: the data looks clean, but the drivetrain sounds wrong. Not broken – just wrong. A faint, high-pitched whine at 3,200 rpm. A harmonic that wasn’t in the simulation. A bearing signature buried under […]

Source: Robotics & Automation News — read the full report at the original publisher.

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