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Electronics and Communication Engineering - Power Electronics - Discussion

Discussion Forum : Power Electronics - Section 2 (Q.No. 31)
Power Electronics
31.
In a 3 phase full wave regulator feeding resistance load connected in star, the possible range of firing angle a is
0 ≤ a ≤ 180°
0 ≤ a ≤ 150°
0 ≤ a ≤ 120°
0 ≤ a ≤ 90°
Answer: Option
Explanation:

Since output voltage is zero if a ≥ 150°, the possible range of firing angles is 0 ≤ a ≤ 150°.

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