Per unit class exercises

1. COLLEGE OF SCIENCE
AND TECHNOLOGY
1. The one line diagram of a three phase power system is shown in Fig1. Select
Fig1. One line diagram of power system
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Power_System_Analysis_Hadi_Saadat_Soluti_Chapter3

2. COLLEGE OF SCIENCE
AND TECHNOLOGY
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3. COLLEGE OF SCIENCE
AND TECHNOLOGY
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4. COLLEGE OF SCIENCE
AND TECHNOLOGY
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5. COLLEGE OF SCIENCE
AND TECHNOLOGY
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6. COLLEGE OF SCIENCE
AND TECHNOLOGY
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7. COLLEGE OF SCIENCE
AND TECHNOLOGY
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8. COLLEGE OF SCIENCE
AND TECHNOLOGY
2. Draw an impedance diagram for the electric power system shown in
Fig.2 showing all impedances in per unit on a 100-MVA base. Choose
20 kV as the voltage base for generator. The three-phase power and
line-line ratings are given below.
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9. COLLEGE OF SCIENCE
AND TECHNOLOGY
The generator and
transformer reactances in
per unit on a 100 MVA base
are:
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10. COLLEGE OF SCIENCE
AND TECHNOLOGY
The per unit equivalent circuit
is shown in figure below
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11. COLLEGE OF SCIENCE
AND TECHNOLOGY
The one-line diagram of a power system is shown in Fig.3 .The three-phase
power and line-line ratings are given below
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12. COLLEGE OF SCIENCE
AND TECHNOLOGY
Power_System_Analysis_Hadi_Saadat_Soluti _page 47_exercises 14
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