Conveyance system having paralleled drives
US10654682B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2015 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Dec 25, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P27/14
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A conveyance system includes a machine having a motor; a source of AC power; a drive system coupled to the source of AC power, the drive system to provide multi-phase drive signals to the motor, the drive system including: a first drive having a first converter and a first inverter, the first convertor including a first positive DC bus and a first negative DC bus; a second drive having a second converter and a second inverter, the second convertor including a second positive DC bus and a second negative DC bus; wherein the first positive DC bus and the second DC positive bus are electrically connected and the first negative DC bus and the second negative DC bus are electrically connected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.