Nissan said it needs to have a little motor noise
because being too quiet can cause accidents.
Electric Motor Noise
in a Lightweight Steel Vehicle," SAE Technical Paper 2011-01-1724, 2011, doi:10.
Dual chopper stabilized current comparators along with auto-calibration gets rid of communication discontinuities and maintains a near perfect sine wave drive, further reducing motor noise
while increasing accuracy and stability.
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Echolocation happens at frequencies higher than a lot of motor noise
and vibration are also other challenges while driving a solar-powered car.
But in most cases motor noise
is assessed intuitively by engineers familiar with the plant on a day-to-day basis.
Synthetic motor noise
, like the jangly, high-pitched whir of Renault's glam track, could save lives and at the same time protect investments in electric cars.
The shades move silently and smoothly, ensuring that the congregation is focused on the service and not distracted by motor noise
," says Hatton.
There's something extremely satisfying about the only sound being that of your grass being snipped off, and with no motor noise
to get in the way, you'll be free to fully enjoy your time outdoors.
A company called uClear is employing a technology to let people communicate clearly, hands-free, despite wind and motor noise
The higher catch rates in the presence of barge traffic may be a learned behavior related to acoustic transfer of sound such as barge motor noise
, cavitation, and splashing of water on the hull of the barge, coupled with water displacement.