what is the difference between self excited & seperately
excited ?
Answers were Sorted based on User's Feedback
Answer / san
self excieted in this type of generator field coil
excitisation voltage is tapped from armature.
seperately excited gen field coil is connected to
battery or exciter .
Is This Answer Correct ? | 11 Yes | 0 No |
Answer / lokesh
Self exited does not require external power souce where as
seperately excited requires external power source for the
excitation.
Is This Answer Correct ? | 7 Yes | 0 No |
Answer / g.kiran kumar
for seperatly execited machines an external d.c source is
required to exicte the field coils to emmit the flux.where
in case of self exicted an induced emf induced by the
armature is supply to the field coils.(THERE MUST EXIST
RESIDUEL FLUX IS PRESENT IN FIELD WINDINGS FOR SELF EXICTED
MACHINES)
Is This Answer Correct ? | 7 Yes | 1 No |
explain about the electrification in the Indian Railways? ie., how the power is taken and used to drive the train? explain with the block diagram??
tell me the various standerd of CT ratio
what are difference between indoor and out door substation
how to calculate busbar capacity for 1000Kva transformer having22/.433V
2 Answers Electrical Tech, L&T,
Difference between RCCB, RCBO and ELMCB.
HOW VFD USED IN ENERGY SAVING
how do we calculate of transformer in va?what is calculation?
what are frequency changers ? Tell me about commertially availble frequency changers ?
The coils having selfinductancs 10mh and15mh,effective inductance 40mh when connected in series aiding. what will be the equivalent inductance if we connect them in series opposing?
why ht motors are star connected?
How can we determine or find out the proper size of any cable if nothing is mentioned on it.Calculation of size in Sq.mm???
description about dry type transformers