what is tertiary winding in transformer?What is its purpose?

Answer Posted / deepak

Its purpose is to provide a cirulating path for the
harmonics (especially third harmonics) produced in the
tranfmormers.as well as harmonics it may be use for loading
purpose.

Is This Answer Correct ?    49 Yes 15 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is George phenomena to start the synchronus machine?

3651


how to estimate wiring ins roughing ins. and boxes

1959


oltc of a transformer, how it works? and what are the equipment consist of describe briefly?

1571


how you will decide the distance between the power transformer and its fencing

1461


how choose conductor&depending upon load

1445






sir, 3phase induction motor takes different pf and different KW in three phase while running,explain reason

1039


A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.

1685


What is Phase margin?

652


Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

1428


how to select the isolation tranformer for siemens 802dsl cnotroller

1606


What is the meaning of floating point earthing in battery backed systems ?

1488


what is earth-fault?when it occurs? to check where it occurs what type of test should we do?

1557


What is acsr cable and where we use it?

720


1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

1770


An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

728