Method of determination of three-phase voltage asymmetry of fundamental frequency and ultraharmonics von D. K. Makov

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Determination of three-phase voltage s unbalance with the use of analog-digital convertors of its instantaneous values and mathematical treatment of the got codes von D. K. Makov, A. I. Antonjuk

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Measurement of Nonsinusoidal Factor for Single-Phase Voltage using of Symmetric Components Filters von D. K. Makov, O. V. Polishchuk

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Method of Digital Determination of a Zero Phase-sequence Voltage of Three-phase System of Voltages von D. K. Makov, A. A. Shcherba

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