Interested to Buy Any Domain ? << Click Here >> for more details...
What is the purpose of RECTIFIER ASSEMBLY in AC power
generators?
- 2 Answers
- 7114 Views
- I also Faced
- E-Mail Answers
Answer Posted / prakash d sdmit, ujire
Generator requires dc
current to energise its
magnetic field, soo
called excitation. And
dis dc current can b
obtained frm a
sepepate source also
v used to call dat as
exciter. Either dis may
b static or rotating.
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
What are the disadvantages of autotransformer?
Please help me regarding my one concern. - During earth pit testing we noticed that the Clean earth pit and dirty earth pit showing continuity (Resistance value - 5ohm) . I want to know that if both earth pit have separate location and there is not internal looping between PIT then why such continuity is showing on it . Because of this issue the field side all earthing point showing short. In PLC panel we are providing two types of earthing cable which is coming from separate earth pit (Clean and Dirty earth pit) because of earth PIT showing short our PLC is not complying spec . please help regarding this issues.
at what rate the micro controller increment its timer....is it 1micro seconds or 1/(12*10^6) seconds
how does a liquid starter reduce the starting currents?
What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.
How can we calculate ac current from the given DC current when AC voltage is given?
there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit
Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?
we need a ntpc previous papers
When and where resistance earthing is used ? How to calculate the time constant for earth fault
What is the use of iron core in a transformer?
State angle criterion.
how many load we can take for lighting
Please nybody say, weather the result of Bharat Oman is declared or not? Probable date of declare???????
how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)
