Modular power supply system
US10924030B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2017 |
| Grant date | Feb 16, 2021 |
| Priority date | — |
| Expiry date | Dec 15, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M7/487
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A modular power supply system, includes: a main controller, configured to output a main control signal; N local controllers, wherein each of the local controllers is configured to receive the main control signal to output at least one local control signal; and N power units, in one-to-one correspondence with the N local controllers, wherein each of the power units includes a first end and a second end, the second end of each of the power units is connected to the first end of an adjacent one of the power units, each of the power units includes M power converters, and each of the power converters is configured to operate according to the local control signal output by a corresponding local controller, wherein each of the power units further includes: M sampling circuits, configured to sample positive DC bus voltages and negative DC bus voltages of the M power converters respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.