A three-phase impedance load consists of a balanced A-load in parallel with a balanced Y-load. The impedance of each leg of the A load is ZA = 6 + j6 Q, and the impedance of each leg of the Y load is Zy = 2 + j2 n. The Y load is grounded through a neutral impedance Zn = jl2. Unbalanced line-to-ground source voltages Vag, Vbg, and Veg with sequence components Vo = 10 L 60°, Vị= 100L0°, and V2 = 15L 200° volts are applied to the load. a) Draw the zero-, positive-, and negative sequence networks. b) Determine the complex power delivered to each sequence network. c) Determine the total complex power delivered to the three-phase load.

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Q: L₁ ん L2 L3 ly COSQ1 COSQ2 1G ly = 35 A IG = 5.4 A cosp1=0.75 (ind) = 0.55 (kap) Cosy2

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Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.