Topics in EE 668

 

  1. Where HVDC is used.
  2. Comparison of ac and dc power transmission. Also general aspects of DC transmission.
  3. Fundamentals of SCR and other solid state power switches (internal and terminal characteristics).
  4. Some basic converter circuits.
    1. Single phase converters
    2. Three phase converters
    3. Basic concepts on harmonics and power factor problems and their cause.
    4. Composite converters for specific applications: harmonic reduction, power factor improvements, reliability, high voltage, etc.
  5. Analysis of converters for DC transmission purposes
    1. Grid control analysis with no overlap
    2. Grid control analysis with overlap ?> 60º
    3. Analysis of the inverter
    4. Analysis of multibridge converters
  6. Control.
    1. Basic concepts of control
    2. Constant-Current, Constant-Voltage
    3. Constant-Angles Controls
    4. Stability of HVDC control
    5. Tap changing control
    6. Power control
    7. Frequency control
  7. Misoperation of converters.
    1. Basic concepts
    2. Types of misoperations
    3. Consequences and remedies of converter misoperations
  8. Faults on HVDC lines.
    1. Uncoupled components
    2. Traveling wave transients
  9. Protection.
    1. Point-to-point HVDC
    2. Multiterminal HVDC
  10. Harmonics and Filters.
    1. Causes
    2. Troubles and consequences
    3. Remedies and filters
  11. Power factor problems and power factor compensation techniques. 
  12. SMES. 
  13. SVC.