'Single phase system' diaporamas de présentation

QMD: Waiting-line analysis

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Phase Equilibrium

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ECE 476 POWER SYSTEM ANALYSIS

ECE 476 POWER SYSTEM ANALYSIS. Lecture 3 Three Phase, Power System Operation Professor Tom Overbye Department of Electrical and Computer Engineering. Reading and Homework. For lecture 3 please be reading Chapters 1 and 2 For lectures 4 through 6 please be reading Chapter 4

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EE4503 Electrical Systems Design

EE4503 Electrical Systems Design. Branch circuit and Feeder (Lighting and Appliances). Topics. Characteristics of Loads Circuits Design Branch Circuit Feeder Circuit Load Schedule. Characteristics of Loads. Continuous Load

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EE212 Passive AC Circuits

EE212 Passive AC Circuits. Lecture Notes 5 Three Phase Systems. Balanced 3-Phase Systems. Example: A balanced 3-phase, line-to-line voltage of 220 V is applied to a balanced 3-phase load. The 3-phase load consists of 3 identical loads (each with an impedance of 6+j8 ? ) (a) connected in Y

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Chapter 12 Three Phase Circuits

Chapter 12 Three Phase Circuits. Chapter Objectives: Be familiar with different three-phase configurations and how to analyze them. Know the difference between balanced and unbalanced circuits Learn about power in a balanced three-phase system

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Lecture 05

Lecture 05. Per unit (PU value). P.U. (Per Unit value). Example: A given impedance is 0.050 per-unit on bases of Vb=138kV and S3 ? b=200MVA. Calculate Z in per-unit if base values for Vb and S3 ? b are, respectively, a) 138 kV, 100 MVA b) 132 kV, 200 MVA c) 132 kV, 100 MVA. Ans:.

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