Multi-axis motor driving system and motor driving apparatus
US9122259B2 · kind B2 · utility
1Cited by
3References
19Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 26, 2013 |
| Grant date | Sep 1, 2015 |
| Priority date | — |
| Expiry date | Jan 7, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P5/74
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.