analyzer of electric power

20190102-04
Some features for calibration of analyzers of electric power by power factor
Plamen Tzvetkov, Krasimir Galabov, Ivan Kodjabashev

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In relation to the calibration of analyzers of electric power, the mathematical model of the power factor is represented by its dependence on the phase angle of voltage and current of the first harmonic as well as on the general ...  read more

20181112-02
Some features and opportunities for calibration of analyzers of electric power by total harmonic distortion
Plamen Tzvetkov, Krasimir Galabov, Ivan Kodjabashev

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The possibility for evaluation of the quality of electrical energy for the purpose of calibration of analyzers is considered by using a periodic square-wave pulse signal instead of the traditionally used harmonic signals. ...  read more