A method of a disturbance source localization in a power system

Author

Korovkin, Nikolay ; Balagula, Yury ; Adalev, Alexei ; Nitsch, Jurgen

Author_Institution

St. Petersburg State Polytech. Univ., St. Petersburg

fYear

2005

fDate

27-30 June 2005

Firstpage

1

Lastpage

6

Abstract

The paper presents a theoretical approach to locate a power quality violator in a supply network. The violator is considered as a harmonic current source connected to a node of a linear electric circuit. The proposed localization procedure allows to find this node using voltages measured in two arbitrary nodes of the circuit. The basic concept is that for a certain location of a single current source in a linear circuit the ratio of two nodal voltages is a constant value defined by the source location only. The proposed method can be extended to localize N current sources acting in the circuit using voltages measured in N+l nodes.

Keywords

fault location; power supply quality; power system faults; power system harmonics; voltage measurement; disturbance source localization; harmonic current source; linear electric circuit; power quality violator; power system; voltages measurement; Circuit testing; Circuit theory; Current measurement; Frequency; Linear circuits; Power harmonic filters; Power quality; Power system harmonics; Power systems; Voltage; harmonic source detection; power quality;

fLanguage

English

Publisher

ieee

Conference_Titel

Power Tech, 2005 IEEE Russia

Conference_Location

St. Petersburg

Print_ISBN

978-5-93208-034-4

Electronic_ISBN

978-5-93208-034-4

Type

conf

DOI

10.1109/PTC.2005.4524765

Filename

4524765