self exited generator consists of the field winding directly coupled to the armeture.(pls see attachment).at the start,the generator works by the residual magnetism of the field..how is it possible?pls explain
thanks in advance
pawankumar

 

Search Google Books with the phrase "voltage build up self excited DC generator" and you'll get plenty of hits.

Such as ...

http://books.google.com.au/books?id=VysppdwWk-cC&pg=PA157&dq=voltage+buildup+self+excited+DC+generator#v=onepage&q=voltage%20buildup%20self%20excited%20DC%20generator&f=false

 

thanks..gottit