Interested to Buy Any Domain ? << Click Here >> for more details...
Why DC excitation is used for alternators? Why cant it be AC?
- 35 Answers
- 78094 Views
- ABB, Ace Info, Alstom, Shalivahana Power, I also Faced
- E-Mail Answers
Answer Posted / rakesh
Alternator works on the principle of dynamicaly induced emf
which is induced when a constant flux is cut by a rotating
conductor , So dc exitation produce constant flux THUS DC
IS USED FOR EXITATION
| Is This Answer Correct ? | 4 Yes | 4 No |
Post New Answer View All Answers
How many types of colling system it trformers?
if we have a industrial load of 400 kilowatts with 415 volt AC then how much total harmonic distortion (thd%) should be acceptable for steady power system.
What do you mean by ratio correction factor of instrument transformer?
what is meant by moulded case circuit breaker ?
can we do the star delta connection of capacitor for 3- phase motor starter.
i need mat lab program to find out the transmission line losses,regulation and losses
what is the difference b/w absolute encoder and incremental encoder?
Dear Brother can u tell the proper size selection of cable & the fault level calculation of braker, busbar etc. pls mail me at azeemk30@gmail.com
whats the application of voltage regulation? and whats the voltage regulation's device?
What is superposition theorem?
Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?
What Is Sampling?
if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?
WHAT DO YOU MEAN THE DIFFERENT TYPE OF CURVES OF RELAY LIKE STANDARD INVERSE, VARY INVERSE, NORMAL INVERSE, LONG INVERSE ETC....
what is ground fault in ACB?
