Patent · US Expired

Sag generator with switch-mode impedance

US6285169A · kind A · utility

7Cited by
9References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 12, 2001
Grant dateSep 4, 2001
Priority date
Expiry dateFeb 12, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05F1/70
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A voltage sag generator for alternating current power systems intentionally creates power quality disturbances. The sag generator has a switch-mode impedance between its input and its output. Varying the duty-cycle of the switch-mode impedance causes voltage sags.

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