DocumentCode
2947191
Title
A traceable mains-frequency power standard
Author
Corney, A.C.
Author_Institution
Meas. Stand. Lab., Ind. Res. Ltd., Lower Hutt, New Zealand
fYear
1998
fDate
6-10 July 1998
Firstpage
281
Lastpage
282
Abstract
A mains-frequency power standard traceable to voltage and impedance standards has been realised. Standard uncertainties are 26 /spl mu/W/W at unity power factor, and 18 /spl mu/W/W of apparent power at zero power factor. A power bridge balanced to 0.2% is augmented by FFT analysis of samples of the detector voltage, eliminating harmonics and drift in the test sources.
Keywords
bridge instruments; fast Fourier transforms; measurement standards; power measurement; FFT analysis; impedance standard; power bridge; power factor; traceable mains frequency power standard; voltage standard; Bridge circuits; Detectors; Laboratories; Measurement standards; Phase detection; Phase measurement; Reactive power; Resistors; Testing; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 1998 Conference on
Conference_Location
Washington, DC, USA
Print_ISBN
0-7803-5018-9
Type
conf
DOI
10.1109/CPEM.1998.699908
Filename
699908
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