High voltage DC power source and a power apparatus for a high voltage electrical power system
US8890491B2 · kind B2 · utility
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2References
11Claims
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Assignee
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Key dates
| Filing date | Jul 18, 2013 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | Jul 18, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/60
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A high voltage dc power source for providing a charging current to an electronic device, including one or more strings connected in parallel, each string being subdivided into dc power source units connected in series and each string being provided with a solid-state switch configured to connect and disconnect the string, and a control unit adapted to turn on and turn off the solid-state switch, and the control unit is configured, upon receiving an order to connect the string, to control the switch of the string to be alternately turned on and off so that a soft charging of the electronic device is achieved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.