Question

Fill in the blank(s) with the appropriate word(s)

1. The three phase fully controlled bridge converter is obtained by replacing six _________ of an uncontrolled converter by six __________. Version 2 EE IIT, Kharagpur 7
2. The pulse number of a three phase fully controlled bridge converter is _________.
3. In a three phase fully controlled converter each device conducts for an interval of __________ degrees. iv) In a three phase fully controlled converter operating in continuous conduction there are ________ different conduction modes.
4. The output voltage of a three phase fully controlled converter operating in the continuous conduction mode consists of segments of the input ac ________ voltage
5. The peak voltage appearing across any device of a three phase fully controlled converter is equal to the ________ input ac ________ voltage.
6. The input ac current of a three phase fully controlled converter has a ________ step waveform.
7. The input ac current of a three phase fully controlled converter contains only _________ harmonics but no _________ harmonic.
8. A three phase fully controlled converter can also operate in the _________ mode.
9. Discontinuous conduction in a three phase fully controlled converter is _________