A three-phase unbalanced source with the following phase-to-neutral voltages 2. 200 /25° 100 L-155° Vabc 80 Z100° is applied to the circuit Zm Va Zn The load series impedance per phase is Z,= 8+ j24 and the mutual impedance per phase is Zm=j4. The load and source are fully grounded. Determine (a) the load sequence impedance matrix Z,=A'Z„A (b) the symmetrical component of voltage (c) the symmetrical components of current (d) the load phase currents (e) the complex power delivered to the load in terms of symmetrical components Sp = 3(V,I, + V1l¡ +V½I¿).

A three-phase unbalanced source with the following phase-to-neutral voltages 2. 200 /25° 100 L-155° Vabc 80 Z100° is applied to the circuit Zm Va Zn The load series impedance per phase is Z,= 8+ j24 and the mutual impedance per phase is Zm=j4. The load and source are fully grounded. Determine (a) the load sequence impedance matrix Z,=A'Z„A (b) the symmetrical component of voltage (c) the symmetrical components of current (d) the load phase currents (e) the complex power delivered to the load in terms of symmetrical components Sp = 3(V,I, + V1l¡ +V½I¿).

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.14MCQ: The instantaneous power absorbed by the load in a single-phase ac circuit, for a general R LC load...

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