In AC Drives How can change & control its output Frequency?

Categories >> Engineering >> Electrical Engineering
Suggest New Category

Question Posted / marathesunil

5 Answers
8448 Views
Jindal, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

In AC Drives How can change & control its output Frequency?..

Answer / super solutions

Most of the Variable frequency Involves PWM technique and
for switching purpose they have IGBT's,. By switching on
And off the IGBT's we can change and control the Frequency.

Is This Answer Correct ?

8 Yes

1 No

In AC Drives How can change & control its output Frequency?..

Answer / capseee

By triggering the IGBT inverter of the drive we can change
output frequency.

Is This Answer Correct ?

8 Yes

2 No

In AC Drives How can change & control its output Frequency?..

Answer / felixraj

by Invertors(cycloconvertors).only condition is to maintain
V/F ratio

Is This Answer Correct ?

4 Yes

1 No

In AC Drives How can change & control its output Frequency?..

Answer / pinoy

Use VFD variable frequency drive, a setting will be
5,10,15,20 30,50 hertz.

Is This Answer Correct ?

1 Yes

0 No

In AC Drives How can change & control its output Frequency?..

Answer / ranjay singh

by the change in no. of poles as well as speed of rotor on
which field wng is mounted.

Is This Answer Correct ?

0 Yes

5 No

Post New Answer

More Electrical Engineering Interview Questions

what is the resistance value of earthing pit and why they are connected?

6 Answers

What is maximum AC & DC transmission voltage in India? and where?

12 Answers

How to check the specific gravity of the two 12 V batteries connected in series to a 24 V UPS and inverter ? will we have to disconnect all the connections and turn off the UPS and inverter or not ? will we have to check specific gravities in each cell of the two batteries ? what is the name of the instrument that is used to check the specific gravity and whats the procedure to check the specific gravity with it ? thanks

2 Answers

what is ring main unit?

1 Answers Otis,

phase association of 3PH L&T static CT meter is wrong. means 1PH & 1 CT connected properly and other 2 voltage and CT's inter changed. what would be the impact in the reading?

3 Answers KSEB,

if the supply frequency increases what happens to the motor load

2 Answers

What is the count of hvdc transmission lines in india?

0 Answers

Resistor switching is used in which type Circuit Breaker ? a) oil filled CB b) Air blast CB c) Gas filled CB

11 Answers Engineers India Limited, wbsedcl,

what is the difference b/w earthing and grounding??

2 Answers Dodsal,

What are armoured cables?

2 Answers IOCL,

How to calculate the CFM to TR? What is the Formula

12 Answers Carrier, Voltas,

in the exciter the power is feeded from battry or control or whatever.and we need it in the generators for the stating . do we need it in the shutdown also?i mean the exciter>

2 Answers Shell,

For more Electrical Engineering Interview Questions Click Here