Wide-range positive-negative adjustable high-voltage DC power supply and the control method thereof
US10312812B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Aug 11, 2017 |
| Grant date | Jun 4, 2019 |
| Priority date | — |
| Expiry date | Aug 11, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M3/156
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wide-range positive-negative adjustable high-voltage DC power supply includes the following components: a high-voltage generator, a negative high-voltage terminal, and a positive high-voltage terminal; a first driving circuit, a first voltage regulating unit, a current detection and amplification circuit, a second driving circuit and a second voltage regulating unit that are connected in turn; and an adjustable high-voltage output terminal; as well as an instruction input terminal, an instruction voltage circuit and an error amplifier that are connected in turn, and a voltage feedback circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.