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The operation of PWM motor drives with long cables results in several undesired phenomena. In order to avoid them all, it was proposed in a previous work that the long cable be used to connect the rectifier to the inverter, which would then be placed beside the motor, thus establishing a DC line transmission. In the mentioned work, the additional benefit of the proposal, which is the reduction of...
In recent years, much has been written about motors concerning efficiency, vibration, and resonance conditions as they relate to the American Petroleum Institute's Standard 541 and motor diagnostics. Most of these papers and articles assume that the reader has significant knowledge of motor theory and operation. However, this assumption is overly optimistic, considering that only a few colleges teach...
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