Page 109 - Handbook of Electrical Engineering
P. 109

90    HANDBOOK OF ELECTRICAL ENGINEERING


































              Figure 4.2  Open circuit voltage versus exciter field voltage. The graph shows the effect on the saturation
              curvature caused by changing the constant B over a wide range with the constant A fixed at 0.05.

































              Figure 4.3  Open circuit voltage versus exciter field voltage. The graph shows the effect on the saturation
              curvature caused by changing the constant B over a wide range with the constant A fixed at 0.15.
   104   105   106   107   108   109   110   111   112   113   114