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Subtransmission Planning and Optimization
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Subtransmission Planning and Optimization

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Questions and Answers

What is the primary function of a transmission system in an electric power system?

  • To generate electrical power
  • To transport large amounts of power over long distances (correct)
  • To transform voltage levels
  • To distribute electrical energy to customers

    • In European countries, what is the typical voltage range for Extra High Voltage (EHV) transmission systems?

  • 220, 330, and 440 kV
  • 300, 400, 500, and 750 kV (correct)
  • 110, 132, and 275 kV
  • 66, 110, and 132 kV

    • Which of the following voltage levels is typically used in sub-transmission systems?

  • High Voltage (HV) 110, 132, and 275 kV (correct)
  • Low Voltage (LV) 0.4, 1, and 3.3 kV
  • Extra High Voltage (EHV) 300, 400, 500, and 750 kV
  • Medium Voltage (MV) 11, 22, and 33 kV

    • What is the purpose of step-up transformers in a transmission system?

    <p>To increase the voltage level</p> Signup and view all the answers

    What is the primary reason for using high-voltage transmission systems?

    <p>To reduce energy losses</p> Signup and view all the answers

    Which of the following is NOT a function of a transmission system?

    <p>Generation of electrical power</p> Signup and view all the answers

    What is the typical application of High Voltage (HV) transmission systems?

    <p>Transportation of large amounts of power over long distances</p> Signup and view all the answers

    What is the advantage of using high-voltage transmission systems?

    <p>Reduced energy losses</p> Signup and view all the answers

    What is the primary purpose of a transmission substation in an electric power system?

    <p>To transform voltage levels</p> Signup and view all the answers

    Which of the following is NOT a component of an electric power system?

    <p>Storage</p> Signup and view all the answers

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