Lecture05

# Lecture05 - Voltage Regulation Definition: regulation =...

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Page 1 Fundamentals of Power Systems Lecture 5 1 Voltage Regulation 2, 100 no load full load full load VV percent regulation V −− Definition: 100 2 2 1 × = V V a V regulation percent Practical Equation: Fundamentals of Power Systems Lecture 5 2 Voltage Regulation V 2 I 2 I 2 R eq_2 I 2 jX eq_2 V 1 / a θ Negative Regulation V 2 I 2 I 2 R eq_2 I 2 jX eq_2 V 1 / a Maximum Regulation V 2 I 2 I 2 R eq_2 I 2 jX eq_2 V 1 / a Positive Regulation V 2 I 2 I 2 R eq_2 I 2 jX eq_2 V 1 / a Zero Regulation

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Page 2 Fundamentals of Power Systems Lecture 5 3 Transformer Efficiency 1 2 P P power input power output = = η Definition: core copper losses losses P P P P P P P P P P + + = + = = 2 2 2 2 1 1 Practical Equation: Per Unit Equation: pu eq pu pu core pu pu R S P S S + + = 2 2 2 2 cos cos φ Fundamentals of Power Systems Lecture 5 4 Example: Voltage regulation See Book, Example 3-5, p. 119
Page 3 Fundamentals of Power Systems Lecture 5 5 Per Unit System z From generation to the load centers, power

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## This note was uploaded on 11/10/2011 for the course EEL 3216 taught by Professor Brooks during the Fall '08 term at FSU.

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Lecture05 - Voltage Regulation Definition: regulation =...

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