What happens in freewheeling diode in a single-phase semi-converter?

What happens in freewheeling diode in a single-phase semi-converter? Correct Answer It makes DC load current continuous.

Purpose of using Freewheeling Diode:

  • The freewheeling diode improves the waveform of the DC load current of rectifier circuits, inverter circuits, and chopper circuits by making it continuous.
  • The freewheeling diode protects the SCR from getting damaged by the excessive reverse voltage created by the inductive load.
  • The freewheeling diode improves the input power factor of the phase-controlled rectifier.
  • It also helps to reduce the ripple components in the output when the load is highly inductive in nature.
  • It maintains the average output voltage of the circuit when the load is highly inductive in nature.

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