Sökning: "Hanna Amlinger"
Hittade 1 avhandling innehållade orden Hanna Amlinger.
1. Reduction of Audible Noise of a Traction Motor at PWM Operation
Sammanfattning : A dominating source for the radiated acoustic noise from a train at low speeds is the traction motor. This noise originates from electromagnetic forces acting on the structure resulting in vibrations on the surface and thus radiated noise. It is often perceived as annoying due to its tonal nature. LÄS MER
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