DocumentCode
2126633
Title
Automatic high precision audio frequency power standard
Author
Helisto, P. ; Rautiainen, A. ; Seppa, H.
Author_Institution
Dept. of Measure. Technol., VTT Autom., Finland
fYear
2000
fDate
14-19 May 2000
Firstpage
41
Lastpage
42
Abstract
An audio frequency power standard based on digital sampling was developed. By exactly matching the sampling and power frequencies, the standard allows fast analysis of several hundred harmonics of the mains frequency. Temperature dependence in the sampling voltmeters is the major source of uncertainty.
Keywords
Harmonics; Measurement errors; Measurement standards; Measurement uncertainty; Power measurement; Signal sampling; Wattmeters; audio frequency power standard; digital sampling; harmonics; matching; sampling voltmeters; temperature dependence; uncertainty; Frequency measurement; Harmonic analysis; Laboratories; Measurement standards; Power measurement; Power system harmonics; Sampling methods; Voltage; Voltmeters; Wattmeters;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 2000 Conference on
Conference_Location
Sydney, NSW, Australia
Print_ISBN
0-7803-5744-2
Type
conf
DOI
10.1109/CPEM.2000.850866
Filename
850866
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