Example 5: Determine the sequence components if Va = 100 <30° V; <150° v & Vb 100 Vc = 100 <-90° v. Solution: Va0 = 1/3(Va + Vb + Vc) Val = 1/3(Va + a Vb + a2Vc) OV Va2 = 1/3(Va + a2 Vb + a Vc) = 100<30° v =0 V %3D %3D Observation: If the phasors are balanced, two sequence components will be zero.

Example 5: Determine the sequence components if Va = 100 <30° V; <150° v & Vb 100 Vc = 100 <-90° v. Solution: Va0 = 1/3(Va + Vb + Vc) Val = 1/3(Va + a Vb + a2Vc) OV Va2 = 1/3(Va + a2 Vb + a Vc) = 100<30° v =0 V %3D %3D Observation: If the phasors are balanced, two sequence components will be zero.

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

Chapter6: Power Flows

Section: Chapter Questions

Problem 6.40P

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