What are the different protection systems used to protect
the transformer internally and externally?
Answer Posted / viren89desai@yahoo.co.in
https://library.e.abb.com/public/4381d7d675f760cdc12575550081d599/AG03-5005E_en_Power_transformer_protection.pdf
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?
what is the working principle of energy saver control panel. please give the complete calculation & theory.
one conductor length is L.and i am strech uniformly this conductor and made length is 2L.so resistance of this strech conductor is R=4R..but i want to know about area of stech conductor hows it become a/2..
What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?
what is kvarh? Please define it With calculation General motors ?
In EB metering we face problem kva jump even in no load condition.can any one help to control this
Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason
Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?
what are the different sizes of U.G. cable & where these cabl;es are used according to voltage ..
what is die electric strnth of transformer ?
how to setting Load amps tripping time and extra settings for load Transformer protection relay with RMU panel using C&S model relay..?
can the measured percentage error during calibration of single phase energy meter be negative?
What is the formula to calculate a three phase alternator
what is different between phase and netural
If any HVDC line is going with positive & negative(the negative usually have return path of current with earthing electrode). Now the question is if this HVDC earthed electrode which is using as return path and earthed any nearby 400kv or 220kv AC substation equipments. which will be the impact of this on AC substation & its equipment, how severe may be this and what should be the minimum distance require between HVDC earthed electrode and AC substation equipments? It's really an high engineering level question...Dare to answer and increase your knowledge.