Effects of the digitalization rate and windowing in quality energy parameters computing

Author

Neto, Sebastião Do Nascimento ; Filho, Anésio De Leles Ferreira ; Nascimento, Francisco Assis O

Author_Institution

Brasilia Univ., Brazil

fYear

2004

fDate

8-11 Nov. 2004

Firstpage

566

Lastpage

569

Abstract

This paper presents an approach to investigate the sensitivity of harmonic distortion computing due to digitalization rate and windowing method. Dependency of digitalization rate, synchronization to fundamental frequency and windowing is investigated using mathematical modeling, computational simulation and laboratory experiments with a harmonic source. Results have shown the dependency of harmonic distortion to digitalization process and numerical methods used. A formulation to configure digitalization rate and windowing is proposed.

Keywords

discrete Fourier transforms; harmonic distortion; power supply quality; power system harmonics; power system simulation; sensitivity analysis; synchronisation; computational simulation; digitalization rate; discrete fourier transform; harmonic analysis; harmonic distortion computing; mathematical modeling; numerical methods; power quality parameters; quality energy parameters computing; sensitivity; synchronization; windowing; Discrete Fourier transforms; Fourier transforms; Frequency synchronization; Harmonic analysis; Harmonic distortion; Laboratories; Mathematical model; Power system analysis computing; Power system harmonics; Signal processing algorithms;

fLanguage

English

Publisher

ieee

Conference_Titel

Transmission and Distribution Conference and Exposition: Latin America, 2004 IEEE/PES

Print_ISBN

0-7803-8775-9

Type

conf

DOI

10.1109/TDC.2004.1432441

Filename

1432441