Power System Analysis I
ENEE 205
Question
2082 KartikChapter 3: Computational Technique3.2 Impedance and Reactance Diagram
Figure below shows a single line diagram power system. Draw its impedance diagram without showing their values. Also, redraw the circuit with per unit values in the reactance diagram. Take 5,000 VA base and common system base voltage of 250V.
[IMAGE: Single line diagram of a power system: generators G1 (2000 VA, 250 V, $Z=j0.2$ p.u.) and G2 (2000 VA, 250 V, $Z=j0.3$ p.u.) connected to a common bus feeding transformer T1 (4000 VA, 250/800 V, $Z=j0.2$ p.u.), a transmission line with $Z=40+j150\ \Omega$, transformer T2 (8000 VA, 1000/500 V, $Z=j0.06$ p.u.), and a load at the receiving end.]
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