Design dc bridge to locate ground fault

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Reference no: EM132857202

A 5 km length overhead single phase and neutral cable have the following parameters: 10-3 ohm/meter

  • 3x10-3 m. Henry/meter in series with the resistance
  • Shunt capacitance is negligible
  • Frequency 50Hz
  1. Design DC bridge to locate ground fault at any location in this overhead cable.
  2. Design AC bridge to locate ground fault at any location in this overhead cable.
  3. Sketch the circuit for item (i)
  4. Sketch the circuit for item (ii)
  5. Using calculation, test the above two bridges at fault located 0.5 km and 4 km distance from the sending point of the cable,

Reference no: EM132857202

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