Power Systems Analysis CrossWord

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Across
  1. 2. per-unit quantity = _____ Quantity over base value of quantity
  2. 4. usually neglected because it's small component of the shunt admittance.
  3. 9. Electrical Discharge caused by ionization of the air
  4. 10. In an Ideal Transformer the windings have no what?
  5. 12. Has replaced copper as most common metal in overhead transmission
  6. 13. Inductance per phase depends on spacing and this conductor property
  7. 14. Unit of apparent power in AC systems
  8. 15. Characteristic impedance 𝑍𝑐=√(𝐿/𝐶)Zc=√(L/C) is called ___ impedance
  9. 16. Apparent power S = P + jQ; Q represents ___ power
  10. 17. Amount of ways to connect the windings on a 3 phase transformer
  11. 18. For a practical transformer the core permeability is ______
  12. 22. Device that changes voltage level via electromagnetic induction
  13. 23. The distance required to change the phase of the voltage/current by 2Pi rads
Down
  1. 1. 3 identical single-phase 3-winding transformers can be connected to form a 3-phase _____.
  2. 3. For a balanced three-phase system, total instantaneous power is a ___
  3. 5. A Δ–Y connection introduces a ___-degree phase shift
  4. 6. GMR means Geometric mean _____
  5. 7. The symbol j represents this mathematical operation
  6. 8. Mechanical switch capable of interrupting fault currents
  7. 9. ABCD parameter are generally this type of number
  8. 11. Core losses in a transformer are mainly due to ___ currents
  9. 15. The power transformer has high efficiency and low _____-voltage drops.
  10. 19. In 3 phase, Line-to-line voltage = √3 × line-to-___ voltage
  11. 20. Autotransformers are connected both electrically and ______
  12. 21. Inductors/capacitors are used on medium/long-length transmission lines to increase line ____