Patent · US Expired

Robust controller for controlling a UPS in unbalanced operation

US6940187B2 · kind B2 · utility

22Cited by
6References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 2001
Grant dateSep 6, 2005
Priority date
Expiry dateMar 20, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E40/40
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A controller (236) for an uninterruptible power supply (UPS) compensates for harmonic distortion in the output current (224,26,228). The controller also provides a control vector (230) also with input from the adaptation processor (234).

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