3 d 0 K Z sin ( tV 2 ♦ B~) 1/ j 4 jZ 3 * A3 \l i - & 2 * cos ft r 4* J1 Z 2 + Bcc) J 4 J 3 Prom the previous condition, when t « 0, the angulard 9 velocity « 0. d t Then a Z Z - * 7—9 cos B- * sin B* J 4 J* 3 2 J ^ tan Bg * a Z22 J V J V*&Z and B3 * tan _1 2 J z e also A„ =a sin (tan… … - 13 - On simplification sin e. 9 i --- 4 J a
Electric machinery, Synchronous · Electric motors, Synchronous · Theses
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