Multi-axis motor driving system and motor driving apparatus
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United States of America Patent
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Sep 1, 2015
Grant Date -
Jul 3, 2014
app pub date -
Dec 26, 2013
filing date -
Dec 27, 2012
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Abstract
A multi-axis motor driving system, including a plurality of motor driving apparatuses respectively connected to motors and each provided with a regenerative power consumption unit for consuming regenerative power generated from the corresponding motor. The plurality of motor driving apparatuses are connected to a common DC bus. The plurality of motor driving apparatuses each include a regenerative controller for controlling start and stop of activation of the regenerative power consumption unit based on a voltage of the common DC bus.
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