Patent · US Expired

Inverter operation with over-modulation

US7307400B2 · kind B2 · utility

5Cited by
15References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 2006
Grant dateDec 11, 2007
Priority date
Expiry dateMay 26, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02P27/16
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A variable frequency drive including a plurality of power cells that are configured as three phases of series-connected cells to deliver power to a load. The drive is operated to increase the output voltage of each power cell using overmodulation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.