HEYLAND ALTERNATOR 



269 



increased, and the additional exciting current will be 

 proportional to the wattless component of the generator current. On 

 tin* utluT hand, when the load component reaches its maximum value 



I 

 I 



3 

 d 



at any brush, the relative position of brush and commutator will be 

 that corresponding to Fig. 162, and the current will flow mainly 

 through the non-inductive resistances, and thus contribute practically 

 nothing towards the excitation. 



