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A fully controlled converter bridge feeds a highly inductive load with ripple free load current. The input supply (vs) to the bridge is a sinusoidal source. Triggering angle of the bridge converter is α = 30°. The input power factor of the bridge is ___.
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- 0.74 to 0.82
- 82
- 7.4
- 74
Correct Option: A
Pin = V s,rms I s,rms cos φ = V0 I0
⇒ cos φ = | [Since I0 = I s,rms ] | |
V s,rms I s,rms |
= | ||
V s,rms |
cos φ = | cos30° | = 0.779 | |||
π | |||||
Vs |