78 



CONSTANT-VOLTAGE TRANSMISSION 



effect of the theoretical limit is felt with very heavy lines 

 by a rapid increase in the number of phase modifiers 

 required as this limit begins to be approached, and this 

 imposes an economical limit on the load. 



100000 



80000 



60000 



40000 



20000 



; -20 000 



-40000 



-JiOOOO 



220000 40000 



Kflowatte 



60000 



FIG. 10. Circle Diagram of a Constant- Voltage Transmission Line, 

 Conditions given at Receiver End. 



