Dynamo electric machinery; its design, construction, and operation; direct-current machines (1915)
Sheldon, Samuel, 1862-1920, Hausmann, Erich, 1886- joint author · New York, D. Van Nostrand Company; · leaf 76
y be singly, doubly, triply, or ingeneral, multiply re-entrant. A singly re-entrant winding is one in which, by succes-sive angular advances, the entire winding is traversed beforereturning to the starting point. A doubly re-entrant wind-ing is one in which only half of the winding is… … Fig. 31. degree of re-entrancy. The number of times it is necessaryto pass around the armature in traversing a complete circuit must not be confoundedwith the degree of re-entrancy. Fig. 31 depicts a six-pole, retrogressive, two-circuit, singly re-entrantduplex winding compris-ing 58 inductors. A…
Electric machinery
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